// This is an independent project of an individual developer. Dear PVS-Studio, please check it.
// PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com

/*
MIT License

Copyright (c) 2019-2020 Stephane Cuillerdier (aka aiekick)

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/

#include "ImGuiFileDialog.h"

#ifdef __cplusplus

#include <cfloat>
#include <cstring> // stricmp / strcasecmp
#include <cstdarg> // variadic
#include <sstream>
#include <iomanip>
#include <ctime>
#include <sys/stat.h>
#include <cstdio>
#include <cerrno>

// this option need c++17
#ifdef USE_STD_FILESYSTEM
	#include <filesystem>
	#include <exception>
#endif // USE_STD_FILESYSTEM

#ifdef __EMSCRIPTEN__
	#include <emscripten.h>
#endif // __EMSCRIPTEN__

#if defined(__WIN32__) || defined(WIN32) || defined(_WIN32) || \
	defined(__WIN64__) || defined(WIN64) || defined(_WIN64) || defined(_MSC_VER)
	#define _IGFD_WIN_
	#define stat _stat
	#define stricmp _stricmp
	#include <cctype>
	// this option need c++17
	#ifdef USE_STD_FILESYSTEM
		#include <windows.h>
	#else
		#include "dirent/dirent.h" // directly open the dirent file attached to this lib
	#endif // USE_STD_FILESYSTEM
	#define PATH_SEP '\\'
	#ifndef PATH_MAX
		#define PATH_MAX 260
	#endif // PATH_MAX
#elif defined(__linux__) || defined(__FreeBSD__) || defined(__DragonFly__) || \
	defined(__NetBSD__) || defined(__APPLE__) || defined (__EMSCRIPTEN__)
	#define _IGFD_UNIX_
	#define stricmp strcasecmp
	#include <sys/types.h>
	// this option need c++17
	#ifndef USE_STD_FILESYSTEM
		#include <dirent.h>
	#endif // USE_STD_FILESYSTEM
	#define PATH_SEP '/'
#endif // _IGFD_UNIX_

#include "imgui.h"
#ifndef IMGUI_DEFINE_MATH_OPERATORS
	#define IMGUI_DEFINE_MATH_OPERATORS
#endif // IMGUI_DEFINE_MATH_OPERATORS
#include "imgui_internal.h"

#include <cstdlib>
#include <algorithm>
#include <iostream>

#ifdef USE_THUMBNAILS
#ifndef DONT_DEFINE_AGAIN__STB_IMAGE_IMPLEMENTATION
#ifndef STB_IMAGE_IMPLEMENTATION
#define STB_IMAGE_IMPLEMENTATION
#endif // STB_IMAGE_IMPLEMENTATION
#endif // DONT_DEFINE_AGAIN__STB_IMAGE_IMPLEMENTATION
#include "stb/stb_image.h"
#ifndef DONT_DEFINE_AGAIN__STB_IMAGE_RESIZE_IMPLEMENTATION
#ifndef STB_IMAGE_RESIZE_IMPLEMENTATION
#define STB_IMAGE_RESIZE_IMPLEMENTATION
#endif // STB_IMAGE_RESIZE_IMPLEMENTATION
#endif // DONT_DEFINE_AGAIN__STB_IMAGE_RESIZE_IMPLEMENTATION
#include "stb/stb_image_resize.h"
#endif // USE_THUMBNAILS

namespace IGFD
{
// float comparisons
#ifndef IS_FLOAT_DIFFERENT
#define IS_FLOAT_DIFFERENT(a,b) (fabs((a) - (b)) > FLT_EPSILON)
#endif // IS_FLOAT_DIFFERENT
#ifndef IS_FLOAT_EQUAL
#define IS_FLOAT_EQUAL(a,b) (fabs((a) - (b)) < FLT_EPSILON)
#endif // IS_FLOAT_EQUAL
// width of filter combobox
#ifndef FILTER_COMBO_WIDTH
#define FILTER_COMBO_WIDTH 150.0f
#endif // FILTER_COMBO_WIDTH
// begin combo widget
#ifndef IMGUI_BEGIN_COMBO
#define IMGUI_BEGIN_COMBO ImGui::BeginCombo
#endif // IMGUI_BEGIN_COMBO
// for lets you define your button widget
// if you have like me a special bi-color button
#ifndef IMGUI_PATH_BUTTON
#define IMGUI_PATH_BUTTON ImGui::Button
#endif // IMGUI_PATH_BUTTON
#ifndef IMGUI_BUTTON
#define IMGUI_BUTTON ImGui::Button
#endif // IMGUI_BUTTON
// locales
#ifndef createDirButtonString
#define createDirButtonString "+"
#endif // createDirButtonString
#ifndef okButtonString
#define okButtonString "OK"
#endif // okButtonString
#ifndef okButtonWidth
#define okButtonWidth 0.0f
#endif // okButtonWidth
#ifndef cancelButtonString
#define cancelButtonString "Cancel"
#endif // cancelButtonString
#ifndef cancelButtonWidth
#define cancelButtonWidth 0.0f
#endif // cancelButtonWidth
#ifndef okCancelButtonAlignement
#define okCancelButtonAlignement 0.0f
#endif // okCancelButtonAlignement
#ifndef invertOkAndCancelButtons
// 0 => disabled, 1 => enabled
#define invertOkAndCancelButtons 0
#endif // invertOkAndCancelButtons
#ifndef resetButtonString
#define resetButtonString "R"
#endif // resetButtonString
#ifndef drivesButtonString
#define drivesButtonString "Drives"
#endif // drivesButtonString
#ifndef editPathButtonString
#define editPathButtonString "E"
#endif // editPathButtonString
#ifndef searchString
#define searchString "Search :"
#endif // searchString
#ifndef dirEntryString
#define dirEntryString "[Dir]"
#endif // dirEntryString
#ifndef linkEntryString
#define linkEntryString "[Link]"
#endif // linkEntryString
#ifndef fileEntryString
#define fileEntryString "[File]"
#endif // fileEntryString
#ifndef fileNameString
#define fileNameString "File Name :"
#endif // fileNameString
#ifndef dirNameString
#define dirNameString "Directory Path :"
#endif // dirNameString
#ifndef buttonResetSearchString
#define buttonResetSearchString "Reset search"
#endif // buttonResetSearchString
#ifndef buttonDriveString
#define buttonDriveString "Drives"
#endif // buttonDriveString
#ifndef buttonEditPathString
#define buttonEditPathString "Edit path\nYou can also right click on path buttons"
#endif // buttonEditPathString
#ifndef buttonResetPathString
#define buttonResetPathString "Reset to current directory"
#endif // buttonResetPathString
#ifndef buttonCreateDirString
#define buttonCreateDirString "Create Directory"
#endif // buttonCreateDirString
#ifndef tableHeaderAscendingIcon
#define tableHeaderAscendingIcon "A|"
#endif // tableHeaderAscendingIcon
#ifndef tableHeaderDescendingIcon
#define tableHeaderDescendingIcon "D|"
#endif // tableHeaderDescendingIcon
#ifndef tableHeaderFileNameString
#define tableHeaderFileNameString "File name"
#endif // tableHeaderFileNameString
#ifndef tableHeaderFileTypeString
#define tableHeaderFileTypeString "Type"
#endif // tableHeaderFileTypeString
#ifndef tableHeaderFileSizeString
#define tableHeaderFileSizeString "Size"
#endif // tableHeaderFileSizeString
#ifndef tableHeaderFileDateString
#define tableHeaderFileDateString "Date"
#endif // tableHeaderFileDateString
#ifndef fileSizeBytes
#define fileSizeBytes "o"
#endif // fileSizeBytes
#ifndef fileSizeKiloBytes
#define fileSizeKiloBytes "Ko"
#endif // fileSizeKiloBytes
#ifndef fileSizeMegaBytes
#define fileSizeMegaBytes "Mo"
#endif // fileSizeMegaBytes
#ifndef fileSizeGigaBytes
#define fileSizeGigaBytes "Go"
#endif // fileSizeGigaBytes
#ifndef OverWriteDialogTitleString
#define OverWriteDialogTitleString "The file Already Exist !"
#endif // OverWriteDialogTitleString
#ifndef OverWriteDialogMessageString
#define OverWriteDialogMessageString "Would you like to OverWrite it ?"
#endif // OverWriteDialogMessageString
#ifndef OverWriteDialogConfirmButtonString
#define OverWriteDialogConfirmButtonString "Confirm"
#endif // OverWriteDialogConfirmButtonString
#ifndef OverWriteDialogCancelButtonString
#define OverWriteDialogCancelButtonString "Cancel"
#endif // OverWriteDialogCancelButtonString
// see strftime functionin <ctime> for customize
#ifndef DateTimeFormat
#define DateTimeFormat "%Y/%m/%d %H:%M"
#endif // DateTimeFormat
#ifdef USE_THUMBNAILS
#ifndef tableHeaderFileThumbnailsString
#define tableHeaderFileThumbnailsString "Thumbnails"
#endif // tableHeaderFileThumbnailsString
#ifndef DisplayMode_FilesList_ButtonString
#define DisplayMode_FilesList_ButtonString "FL"
#endif // DisplayMode_FilesList_ButtonString
#ifndef DisplayMode_FilesList_ButtonHelp
#define DisplayMode_FilesList_ButtonHelp "File List"
#endif // DisplayMode_FilesList_ButtonHelp
#ifndef DisplayMode_ThumbailsList_ButtonString
#define DisplayMode_ThumbailsList_ButtonString "TL"
#endif // DisplayMode_ThumbailsList_ButtonString
#ifndef DisplayMode_ThumbailsList_ButtonHelp
#define DisplayMode_ThumbailsList_ButtonHelp "Thumbnails List"
#endif // DisplayMode_ThumbailsList_ButtonHelp
#ifndef DisplayMode_ThumbailsGrid_ButtonString
#define DisplayMode_ThumbailsGrid_ButtonString "TG"
#endif // DisplayMode_ThumbailsGrid_ButtonString
#ifndef DisplayMode_ThumbailsGrid_ButtonHelp
#define DisplayMode_ThumbailsGrid_ButtonHelp "Thumbnails Grid"
#endif // DisplayMode_ThumbailsGrid_ButtonHelp
#ifndef DisplayMode_ThumbailsList_ImageHeight
#define DisplayMode_ThumbailsList_ImageHeight 32.0f
#endif // DisplayMode_ThumbailsList_ImageHeight
#ifndef IMGUI_RADIO_BUTTON
	inline bool inRadioButton(const char* vLabel, bool vToggled)
	{
		bool pressed = false;

		if (vToggled)
		{
			ImVec4 bua = ImGui::GetStyleColorVec4(ImGuiCol_ButtonActive);
			ImVec4 te = ImGui::GetStyleColorVec4(ImGuiCol_Text);
			ImGui::PushStyleColor(ImGuiCol_Button, te);
			ImGui::PushStyleColor(ImGuiCol_ButtonActive, te);
			ImGui::PushStyleColor(ImGuiCol_ButtonHovered, te);
			ImGui::PushStyleColor(ImGuiCol_Text, bua);
		}

		pressed = IMGUI_BUTTON(vLabel);

		if (vToggled)
		{
			ImGui::PopStyleColor(4); //-V112
		}

		return pressed;
	}
#define IMGUI_RADIO_BUTTON inRadioButton
#endif // IMGUI_RADIO_BUTTON
#endif  // USE_THUMBNAILS
#ifdef USE_BOOKMARK
#ifndef defaultBookmarkPaneWith
#define defaultBookmarkPaneWith 150.0f
#endif // defaultBookmarkPaneWith
#ifndef bookmarksButtonString
#define bookmarksButtonString "Bookmark"
#endif // bookmarksButtonString
#ifndef bookmarksButtonHelpString
#define bookmarksButtonHelpString "Bookmark"
#endif // bookmarksButtonHelpString
#ifndef addBookmarkButtonString
#define addBookmarkButtonString "+"
#endif // addBookmarkButtonString
#ifndef removeBookmarkButtonString
#define removeBookmarkButtonString "-"
#endif // removeBookmarkButtonString
#ifndef IMGUI_TOGGLE_BUTTON
	inline bool inToggleButton(const char* vLabel, bool* vToggled)
	{
		bool pressed = false;

		if (vToggled && *vToggled)
		{
			ImVec4 bua = ImGui::GetStyleColorVec4(ImGuiCol_ButtonActive);
			//ImVec4 buh = ImGui::GetStyleColorVec4(ImGuiCol_ButtonHovered);
			//ImVec4 bu = ImGui::GetStyleColorVec4(ImGuiCol_Button);
			ImVec4 te = ImGui::GetStyleColorVec4(ImGuiCol_Text);
			ImGui::PushStyleColor(ImGuiCol_Button, te);
			ImGui::PushStyleColor(ImGuiCol_ButtonActive, te);
			ImGui::PushStyleColor(ImGuiCol_ButtonHovered, te);
			ImGui::PushStyleColor(ImGuiCol_Text, bua);
		}

		pressed = IMGUI_BUTTON(vLabel);

		if (vToggled && *vToggled)
		{
			ImGui::PopStyleColor(4); //-V112
		}

		if (vToggled && pressed)
			*vToggled = !*vToggled;

		return pressed;
	}
#define IMGUI_TOGGLE_BUTTON inToggleButton
#endif // IMGUI_TOGGLE_BUTTON
#endif // USE_BOOKMARK

	/////////////////////////////////////////////////////////////////////////////////////
	//// INLINE FUNCTIONS ///////////////////////////////////////////////////////////////
	/////////////////////////////////////////////////////////////////////////////////////

#ifndef USE_STD_FILESYSTEM
	inline int inAlphaSort(const struct dirent** a, const struct dirent** b)
	{
		return strcoll((*a)->d_name, (*b)->d_name);
	}
#endif

	/////////////////////////////////////////////////////////////////////////////////////
	//// FILE EXTENTIONS INFOS //////////////////////////////////////////////////////////
	/////////////////////////////////////////////////////////////////////////////////////

	IGFD::FileStyle::FileStyle()
		: color(0, 0, 0, 0)
	{

	}

	IGFD::FileStyle::FileStyle(const FileStyle& vStyle)
	{
		color = vStyle.color;
		icon = vStyle.icon;
		font = vStyle.font;
		flags = vStyle.flags;
	}

	IGFD::FileStyle::FileStyle(const ImVec4& vColor, const std::string& vIcon, ImFont* vFont)
		: color(vColor), icon(vIcon), font(vFont)
	{

	}

	/////////////////////////////////////////////////////////////////////////////////////
	//// FILE INFOS /////////////////////////////////////////////////////////////////////
	/////////////////////////////////////////////////////////////////////////////////////

	// https://github.com/ocornut/imgui/issues/1720
	bool IGFD::Utils::Splitter(bool split_vertically, float thickness, float* size1, float* size2, float min_size1, float min_size2, float splitter_long_axis_size)
	{
		using namespace ImGui;
		ImGuiContext& g = *GImGui;
		ImGuiWindow* window = g.CurrentWindow;
		ImGuiID id = window->GetID("##Splitter");
		ImRect bb;
		bb.Min = window->DC.CursorPos + (split_vertically ? ImVec2(*size1, 0.0f) : ImVec2(0.0f, *size1));
		bb.Max = bb.Min + CalcItemSize(split_vertically ? ImVec2(thickness, splitter_long_axis_size) : ImVec2(splitter_long_axis_size, thickness), 0.0f, 0.0f);
		return SplitterBehavior(bb, id, split_vertically ? ImGuiAxis_X : ImGuiAxis_Y, size1, size2, min_size1, min_size2, 1.0f);
	}

	bool IGFD::Utils::WReplaceString(std::wstring& str, const std::wstring& oldStr, const std::wstring& newStr)
	{
		bool found = false;
#ifdef _IGFD_WIN_
		size_t pos = 0;
		while ((pos = str.find(oldStr, pos)) != std::wstring::npos)
		{
			found = true;
			str.replace(pos, oldStr.length(), newStr);
			pos += newStr.length();
		}
#endif // _IGFD_WIN_
		return found;
	}

	std::vector<std::wstring> IGFD::Utils::WSplitStringToVector(const std::wstring& text, char delimiter, bool pushEmpty)
	{
		std::vector<std::wstring> arr;
#ifdef _IGFD_WIN_
		if (!text.empty())
		{
			std::wstring::size_type start = 0;
			std::wstring::size_type end = text.find(delimiter, start);
			while (end != std::wstring::npos)
			{
				std::wstring token = text.substr(start, end - start);
				if (!token.empty() || (token.empty() && pushEmpty)) //-V728
					arr.push_back(token);
				start = end + 1;
				end = text.find(delimiter, start);
			}
			std::wstring token = text.substr(start);
			if (!token.empty() || (token.empty() && pushEmpty)) //-V728
				arr.push_back(token);
		}
#endif // _IGFD_WIN_
		return arr;
	}

	// Convert a wide Unicode string to an UTF8 string
	std::string IGFD::Utils::utf8_encode(const std::wstring &wstr)
	{
		std::string res;
#ifdef _IGFD_WIN_
		if(!wstr.empty())
		{
			int size_needed = WideCharToMultiByte(CP_UTF8, 0, &wstr[0],
			(int)wstr.size(), NULL, 0, NULL, NULL);
			if (size_needed)
			{
				res = std::string(size_needed, 0);
				WideCharToMultiByte (CP_UTF8, 0, &wstr[0],
					(int)wstr.size(), &res[0], size_needed, NULL, NULL);
			}
		}
#endif // _IGFD_WIN_
		return res;
	}

	// Convert an UTF8 string to a wide Unicode String
	std::wstring IGFD::Utils::utf8_decode(const std::string &str)
	{
		std::wstring res;
#ifdef _IGFD_WIN_
		if( !str.empty())
		{
			int size_needed = MultiByteToWideChar(CP_UTF8, 0, &str[0],
				(int)str.size(), NULL, 0);
			if (size_needed)
			{
				res = std::wstring(size_needed, 0);
				MultiByteToWideChar(CP_UTF8, 0, &str[0],
					(int)str.size(), &res[0], size_needed);
			}
		}
#endif // _IGFD_WIN_
		return res;
	}

	bool IGFD::Utils::ReplaceString(std::string& str, const std::string& oldStr, const std::string& newStr)
	{
		bool found = false;
		size_t pos = 0;
		while ((pos = str.find(oldStr, pos)) != std::string::npos)
		{
			found = true;
			str.replace(pos, oldStr.length(), newStr);
			pos += newStr.length();
		}
		return found;
	}

	std::vector<std::string> IGFD::Utils::SplitStringToVector(const std::string& text, char delimiter, bool pushEmpty)
	{
		std::vector<std::string> arr;
		if (!text.empty())
		{
			size_t start = 0;
			size_t end = text.find(delimiter, start);
			while (end != std::string::npos)
			{
				auto token = text.substr(start, end - start);
				if (!token.empty() || (token.empty() && pushEmpty)) //-V728
					arr.push_back(token);
				start = end + 1;
				end = text.find(delimiter, start);
			}
			auto token = text.substr(start);
			if (!token.empty() || (token.empty() && pushEmpty)) //-V728
				arr.push_back(token);
		}
		return arr;
	}

	std::vector<std::string> IGFD::Utils::GetDrivesList()
	{
		std::vector<std::string> res;

#ifdef _IGFD_WIN_
		const DWORD mydrives = 2048;
		char lpBuffer[2048];
#define mini(a,b) (((a) < (b)) ? (a) : (b))
		const DWORD countChars = mini(GetLogicalDriveStringsA(mydrives, lpBuffer), 2047);
#undef mini
		if (countChars > 0U && countChars < 2049U)
		{
			std::string var = std::string(lpBuffer, (size_t)countChars);
			IGFD::Utils::ReplaceString(var, "\\", "");
			res = IGFD::Utils::SplitStringToVector(var, '\0', false);
		}
#endif // _IGFD_WIN_

		return res;
	}

	bool IGFD::Utils::IsDirectoryCanBeOpened(const std::string& name)
	{
		bool bExists = false;

		if (!name.empty())
		{
#ifdef USE_STD_FILESYSTEM
			namespace fs = std::filesystem;
#ifdef _IGFD_WIN_
			std::wstring wname = IGFD::Utils::utf8_decode(name.c_str());
			fs::path pathName = fs::path(wname);
#else // _IGFD_WIN_
			fs::path pathName = fs::path(name);
#endif // _IGFD_WIN_
			try
			{
				// interesting, in the case of a protected dir or for any reason the dir cant be opened
				// this func will work but will say nothing more . not like the dirent version
				bExists = fs::is_directory(pathName);
				// test if can be opened, this function can thrown an exception if there is an issue with this dir
				// here, the dir_iter is need else not exception is thrown..
				const auto dir_iter = std::filesystem::directory_iterator(pathName);
				(void)dir_iter; // for avoid unused warnings
			}
			catch (std::exception /*ex*/)
			{
				// fail so this dir cant be opened
				bExists = false;
			}
#else
			DIR* pDir = nullptr;
			// interesting, in the case of a protected dir or for any reason the dir cant be opened
			// this func will fail
			pDir = opendir(name.c_str());
			if (pDir != nullptr)
			{
				bExists = true;
				(void)closedir(pDir);
			}
#endif // USE_STD_FILESYSTEM
		}

		return bExists;    // this is not a directory!
	}

	bool IGFD::Utils::IsDirectoryExist(const std::string& name)
	{
		bool bExists = false;

		if (!name.empty())
		{
#ifdef USE_STD_FILESYSTEM
			namespace fs = std::filesystem;
#ifdef _IGFD_WIN_
			std::wstring wname = IGFD::Utils::utf8_decode(name.c_str());
			fs::path pathName = fs::path(wname);
#else // _IGFD_WIN_
			fs::path pathName = fs::path(name);
#endif // _IGFD_WIN_
			bExists = fs::is_directory(pathName);
#else
			DIR* pDir = nullptr;
			pDir = opendir(name.c_str());
			if (pDir)
			{
				bExists = true;
				closedir(pDir);
			}
			else if (ENOENT == errno)
			{
				/* Directory does not exist. */
				//bExists = false;
			}
			else
			{
				/* opendir() failed for some other reason.
				   like if a dir is protected, or not accessable with user right
				*/
				bExists = true;
			}
#endif // USE_STD_FILESYSTEM
		}

		return bExists;    // this is not a directory!
	}

	bool IGFD::Utils::CreateDirectoryIfNotExist(const std::string& name)
	{
		bool res = false;

		if (!name.empty())
		{
			if (!IsDirectoryExist(name))
			{
#ifdef _IGFD_WIN_
	#ifdef USE_STD_FILESYSTEM
					namespace fs = std::filesystem;
					std::wstring wname = IGFD::Utils::utf8_decode(name.c_str());
					fs::path pathName = fs::path(wname);
					res = fs::create_directory(pathName);
	#else // USE_STD_FILESYSTEM
					std::wstring wname = IGFD::Utils::utf8_decode(name);
					if (CreateDirectoryW(wname.c_str(), nullptr))
					{
						res = true;
					}
	#endif // USE_STD_FILESYSTEM
#elif defined(__EMSCRIPTEN__) // _IGFD_WIN_
				std::string str = std::string("FS.mkdir('") + name + "');";
				emscripten_run_script(str.c_str());
				res = true;
#elif defined(_IGFD_UNIX_)
				char buffer[PATH_MAX] = {};
				snprintf(buffer, PATH_MAX, "mkdir -p \"%s\"", name.c_str());
				const int dir_err = std::system(buffer);
				if (dir_err != -1)
				{
					res = true;
				}
#endif // _IGFD_WIN_
				if (!res) {
					std::cout << "Error creating directory " << name << std::endl;
				}
			}
		}

		return res;
	}

#ifdef USE_STD_FILESYSTEM
	// https://github.com/aiekick/ImGuiFileDialog/issues/54
	IGFD::Utils::PathStruct IGFD::Utils::ParsePathFileName(const std::string& vPathFileName)
	{
		namespace fs = std::filesystem;
		PathStruct res;
		if (vPathFileName.empty())
			return res;

		auto fsPath = fs::path(vPathFileName);

		if (fs::is_directory(fsPath)) {
			res.name = "";
			res.path = fsPath.string();
			res.isOk = true;

		} else if (fs::is_regular_file(fsPath)) {
			res.name = fsPath.filename().string();
			res.path = fsPath.parent_path().string();
			res.isOk = true;
		}

		return res;
	}
#else
	IGFD::Utils::PathStruct IGFD::Utils::ParsePathFileName(const std::string& vPathFileName)
	{
		PathStruct res;

		if (!vPathFileName.empty())
		{
			std::string pfn = vPathFileName;
			std::string separator(1u, PATH_SEP);
			IGFD::Utils::ReplaceString(pfn, "\\", separator);
			IGFD::Utils::ReplaceString(pfn, "/", separator);

			size_t lastSlash = pfn.find_last_of(separator);
			if (lastSlash != std::string::npos)
			{
				res.name = pfn.substr(lastSlash + 1);
				res.path = pfn.substr(0, lastSlash);
				res.isOk = true;
			}

			size_t lastPoint = pfn.find_last_of('.');
			if (lastPoint != std::string::npos)
			{
				if (!res.isOk)
				{
					res.name = pfn;
					res.isOk = true;
				}
				res.ext = pfn.substr(lastPoint + 1);
				IGFD::Utils::ReplaceString(res.name, "." + res.ext, "");
			}

			if (!res.isOk)
			{
				res.name = std::move(pfn);
				res.isOk = true;
			}
		}

		return res;
	}
#endif // USE_STD_FILESYSTEM

	void IGFD::Utils::AppendToBuffer(char* vBuffer, size_t vBufferLen, const std::string& vStr)
	{
		std::string st = vStr;
		size_t len = vBufferLen - 1u;
		size_t slen = strlen(vBuffer);

		if (!st.empty() && st != "\n")
		{
			IGFD::Utils::ReplaceString(st, "\n", "");
			IGFD::Utils::ReplaceString(st, "\r", "");
		}
		vBuffer[slen] = '\0';
		std::string str = std::string(vBuffer);
		//if (!str.empty()) str += "\n";
		str += vStr;
		if (len > str.size()) len = str.size();
#ifdef _MSC_VER
		strncpy_s(vBuffer, vBufferLen, str.c_str(), len);
#else // _MSC_VER
		strncpy(vBuffer, str.c_str(), len);
#endif // _MSC_VER
		vBuffer[len] = '\0';
	}

	void IGFD::Utils::ResetBuffer(char* vBuffer)
	{
		vBuffer[0] = '\0';
	}

	void IGFD::Utils::SetBuffer(char* vBuffer, size_t vBufferLen, const std::string& vStr)
	{
		ResetBuffer(vBuffer);
		AppendToBuffer(vBuffer, vBufferLen, vStr);
	}

	std::string IGFD::Utils::LowerCaseString(const std::string& vString)
	{
		auto str = vString;

		// convert to lower case
		for (char& c : str)
			c = (char)std::tolower(c);

		return str;
	}

	/////////////////////////////////////////////////////////////////////////////////////
	//// FILE INFOS /////////////////////////////////////////////////////////////////////
	/////////////////////////////////////////////////////////////////////////////////////

	bool IGFD::FileInfos::IsTagFound(const std::string& vTag) const
	{
		if (!vTag.empty())
		{
			if (fileNameExt_optimized == "..") return true;

			return
				fileNameExt_optimized.find(vTag) != std::string::npos ||	// first try wihtout case and accents
				fileNameExt.find(vTag) != std::string::npos;				// second if searched with case and accents
		}

		// if tag is empty => its a special case but all is found
		return true;
	}

	/////////////////////////////////////////////////////////////////////////////////////
	//// SEARCH MANAGER /////////////////////////////////////////////////////////////////
	/////////////////////////////////////////////////////////////////////////////////////

	void IGFD::SearchManager::Clear()
	{
		puSearchTag.clear();
		IGFD::Utils::ResetBuffer(puSearchBuffer);
	}

	void IGFD::SearchManager::DrawSearchBar(FileDialogInternal& vFileDialogInternal)
	{
		// search field
		if (IMGUI_BUTTON(resetButtonString "##BtnImGuiFileDialogSearchField"))
		{
			Clear();
			vFileDialogInternal.puFileManager.ApplyFilteringOnFileList(vFileDialogInternal);
		}
		if (ImGui::IsItemHovered())
			ImGui::SetTooltip(buttonResetSearchString);
		ImGui::SameLine();
		ImGui::Text(searchString);
		ImGui::SameLine();
		ImGui::PushItemWidth(ImGui::GetContentRegionAvail().x);
		bool edited = ImGui::InputText("##InputImGuiFileDialogSearchField", puSearchBuffer, MAX_FILE_DIALOG_NAME_BUFFER);
		if (ImGui::GetItemID() == ImGui::GetActiveID())
			puSearchInputIsActive = true;
		ImGui::PopItemWidth();
		if (edited)
		{
			puSearchTag = puSearchBuffer;
			vFileDialogInternal.puFileManager.ApplyFilteringOnFileList(vFileDialogInternal);
		}
	}

	/////////////////////////////////////////////////////////////////////////////////////
	//// FILTER INFOS ///////////////////////////////////////////////////////////////////
	/////////////////////////////////////////////////////////////////////////////////////

	void IGFD::FilterManager::FilterInfos::clear()
	{
		filter.clear();
		filter_regex = std::regex();
		collectionfilters.clear();
		filter_optimized.clear();
		collectionfilters_optimized.clear();
		collectionfilters_regex.clear();
	}

	bool IGFD::FilterManager::FilterInfos::empty() const
	{
		return filter.empty() && collectionfilters.empty();
	}

	bool IGFD::FilterManager::FilterInfos::exist(const std::string& vFilter, bool vIsCaseInsensitive) const
	{
		if (vIsCaseInsensitive)
		{
			auto _filter = Utils::LowerCaseString(vFilter);
			return
				filter_optimized == _filter ||
				(collectionfilters_optimized.find(_filter) != collectionfilters_optimized.end());
		}
		return
			filter == vFilter ||
			(collectionfilters.find(vFilter) != collectionfilters.end());
	}

	bool IGFD::FilterManager::FilterInfos::regex_exist(const std::string& vFilter) const
	{
		if (std::regex_search(vFilter, filter_regex))
		{
			return true;
		}
		else
		{
			for (auto regex : collectionfilters_regex)
			{
				if (std::regex_search(vFilter, regex))
				{
					return true;
				}
			}
		}

		return false;
	}


	/////////////////////////////////////////////////////////////////////////////////////
	//// FILTER MANAGER /////////////////////////////////////////////////////////////////
	/////////////////////////////////////////////////////////////////////////////////////

	void IGFD::FilterManager::ParseFilters(const char* vFilters)
	{
		prParsedFilters.clear();

		if (vFilters)
			puDLGFilters = vFilters;			// file mode
		else
			puDLGFilters.clear();				// directory mode

		if (!puDLGFilters.empty())
		{
			// ".*,.cpp,.h,.hpp" => simple filters
			// "Source files{.cpp,.h,.hpp},Image files{.png,.gif,.jpg,.jpeg},.md" => collection filters
			// "([.][0-9]{3}),.cpp,.h,.hpp" => simple filters with regex
			// "frames files{([.][0-9]{3}),.frames}" => collection filters with regex

			bool currentFilterFound = false;

			size_t nan = std::string::npos;
			size_t p = 0, lp = 0;
			while ((p = puDLGFilters.find_first_of("{,", p)) != nan)
			{
				FilterInfos infos;

				if (puDLGFilters[p] == '{') // {
				{
					infos.filter = puDLGFilters.substr(lp, p - lp);
					infos.filter_optimized = Utils::LowerCaseString(infos.filter);
					p++;
					lp = puDLGFilters.find('}', p);
					if (lp != nan)
					{
						std::string fs = puDLGFilters.substr(p, lp - p);
						auto arr = IGFD::Utils::SplitStringToVector(fs, ',', false);
						for (auto a : arr)
						{
							infos.collectionfilters.emplace(a);
							infos.collectionfilters_optimized.emplace(Utils::LowerCaseString(a));

							// a regex
							if (a.find('(') != std::string::npos) {
								if (a.find(')') != std::string::npos) {
									infos.collectionfilters_regex.push_back(std::regex(a));
								}
							}
						}
					}
					p = lp + 1;
				}
				else // ,
				{
					infos.filter = puDLGFilters.substr(lp, p - lp);
					infos.filter_optimized = Utils::LowerCaseString(infos.filter);

					// a regex
					if (infos.filter.find('(') != std::string::npos) {
						if (infos.filter.find(')') != std::string::npos) {
							infos.filter_regex = std::regex(infos.filter);
						}
					}

					p++;
				}

				if (!currentFilterFound && prSelectedFilter.filter == infos.filter)
				{
					currentFilterFound = true;
					prSelectedFilter = infos;
				}

				lp = p;
				if (!infos.empty())
					prParsedFilters.emplace_back(infos);
			}

			std::string token = puDLGFilters.substr(lp);
			if (!token.empty())
			{
				FilterInfos infos;
				infos.filter = std::move(token);
				prParsedFilters.emplace_back(infos);
			}

			if (!currentFilterFound)
				if (!prParsedFilters.empty())
					prSelectedFilter = *prParsedFilters.begin();
		}
	}

	void IGFD::FilterManager::SetSelectedFilterWithExt(const std::string& vFilter)
	{
		if (!prParsedFilters.empty())
		{
			if (!vFilter.empty())
			{
				// std::map<std::string, FilterInfos>
				for (const auto& infos : prParsedFilters)
				{
					if (vFilter == infos.filter)
					{
						prSelectedFilter = infos;
					}
					else
					{
						// maybe this ext is in an extention so we will
						// explore the collections is they are existing
						for (const auto& filter : infos.collectionfilters)
						{
							if (vFilter == filter)
							{
								prSelectedFilter = infos;
							}
						}
					}
				}
			}

			if (prSelectedFilter.empty())
				prSelectedFilter = *prParsedFilters.begin();
		}
	}

	void IGFD::FilterManager::SetFileStyle(const IGFD_FileStyleFlags& vFlags, const char* vCriteria, const FileStyle& vInfos)
	{
		std::string _criteria;
		if (vCriteria)
			_criteria = std::string(vCriteria);
		prFilesStyle[vFlags][_criteria] = std::make_shared<FileStyle>(vInfos);
		prFilesStyle[vFlags][_criteria]->flags = vFlags;
	}

	// will be called internally
	// will not been exposed to IGFD API
	bool IGFD::FilterManager::prFillFileStyle(std::shared_ptr<FileInfos> vFileInfos) const
	{
		// todo : better system to found regarding what style to priorize regarding other
		// maybe with a lambda fucntion for let the user use his style
		// according to his use case
		if (vFileInfos.use_count() && !prFilesStyle.empty())
		{
			for (const auto& _flag : prFilesStyle)
			{
				for (const auto& _file : _flag.second)
				{
					if ((_flag.first & IGFD_FileStyleByTypeDir && _flag.first & IGFD_FileStyleByTypeLink && vFileInfos->fileType.isDir() && vFileInfos->fileType.isSymLink()) ||
						(_flag.first & IGFD_FileStyleByTypeFile && _flag.first & IGFD_FileStyleByTypeLink && vFileInfos->fileType.isFile() && vFileInfos->fileType.isSymLink()) ||
						(_flag.first & IGFD_FileStyleByTypeLink && vFileInfos->fileType.isSymLink()) ||
						(_flag.first & IGFD_FileStyleByTypeDir && vFileInfos->fileType.isDir()) ||
						(_flag.first & IGFD_FileStyleByTypeFile && vFileInfos->fileType.isFile()))
					{
						if (_file.first.empty()) // for all links
						{
							vFileInfos->fileStyle = _file.second;
						}
						else if (_file.first.find('(') != std::string::npos &&
							std::regex_search(vFileInfos->fileNameExt, std::regex(_file.first)))  // for links who are equal to style criteria
						{
							vFileInfos->fileStyle = _file.second;
						}
						else if (_file.first == vFileInfos->fileNameExt)  // for links who are equal to style criteria
						{
							vFileInfos->fileStyle = _file.second;
						}
					}

					if (_flag.first & IGFD_FileStyleByExtention)
					{
						if (_file.first.find('(') != std::string::npos &&
							std::regex_search(vFileInfos->fileExt, std::regex(_file.first)))
						{
							vFileInfos->fileStyle = _file.second;
						}
						else if (_file.first == vFileInfos->fileExt)
						{
							vFileInfos->fileStyle = _file.second;
						}
					}

					if (_flag.first & IGFD_FileStyleByFullName)
					{
						if (_file.first.find('(') != std::string::npos &&
							std::regex_search(vFileInfos->fileNameExt, std::regex(_file.first)))
						{
							vFileInfos->fileStyle = _file.second;
						}
						else if (_file.first == vFileInfos->fileNameExt)
						{
							vFileInfos->fileStyle = _file.second;
						}
					}

					if (_flag.first & IGFD_FileStyleByContainedInFullName)
					{
						if (_file.first.find('(') != std::string::npos &&
							std::regex_search(vFileInfos->fileNameExt, std::regex(_file.first)))
						{
							vFileInfos->fileStyle = _file.second;
						}
						else if (vFileInfos->fileNameExt.find(_file.first) != std::string::npos)
						{
							vFileInfos->fileStyle = _file.second;
						}
					}

					if (vFileInfos->fileStyle.use_count())
						return true;
				}
			}
		}

		return false;
	}

	void IGFD::FilterManager::SetFileStyle(const IGFD_FileStyleFlags& vFlags, const char* vCriteria, const ImVec4& vColor, const std::string& vIcon, ImFont* vFont)
	{
		std::string _criteria;
		if (vCriteria)
			_criteria = std::string(vCriteria);
		prFilesStyle[vFlags][_criteria] = std::make_shared<FileStyle>(vColor, vIcon, vFont);
		prFilesStyle[vFlags][_criteria]->flags = vFlags;
	}

	// todo : to refactor this fucking function
	bool IGFD::FilterManager::GetFileStyle(const IGFD_FileStyleFlags& vFlags, const std::string& vCriteria, ImVec4* vOutColor, std::string* vOutIcon, ImFont **vOutFont)
	{
		if (vOutColor)
		{
			if (!prFilesStyle.empty())
			{
				if (prFilesStyle.find(vFlags) != prFilesStyle.end()) // found
				{
					if (vFlags & IGFD_FileStyleByContainedInFullName)
					{
						// search for vCriteria who are containing the criteria
						for (const auto& _file : prFilesStyle.at(vFlags))
						{
							if (vCriteria.find(_file.first) != std::string::npos)
							{
								if (_file.second.use_count())
								{
									*vOutColor = _file.second->color;
									if (vOutIcon)
										*vOutIcon = _file.second->icon;
									if (vOutFont)
										*vOutFont = _file.second->font;
									return true;
								}
							}
						}
					}
					else
					{
						if (prFilesStyle.at(vFlags).find(vCriteria) != prFilesStyle.at(vFlags).end()) // found
						{
							*vOutColor = prFilesStyle[vFlags][vCriteria]->color;
							if (vOutIcon)
								*vOutIcon = prFilesStyle[vFlags][vCriteria]->icon;
							if (vOutFont)
								*vOutFont = prFilesStyle[vFlags][vCriteria]->font;
							return true;
						}
					}
				}
				else
				{
					// search for flag composition
					for (const auto& _flag : prFilesStyle)
					{
						if (_flag.first & vFlags)
						{
							if (_flag.first & IGFD_FileStyleByContainedInFullName)
							{
								// search for vCriteria who are containing the criteria
								for (const auto& _file : prFilesStyle.at(_flag.first))
								{
									if (vCriteria.find(_file.first) != std::string::npos)
									{
										if (_file.second.use_count())
										{
											*vOutColor = _file.second->color;
											if (vOutIcon)
												*vOutIcon = _file.second->icon;
											if (vOutFont)
												*vOutFont = _file.second->font;
											return true;
										}
									}
								}
							}
							else
							{
								if (prFilesStyle.at(_flag.first).find(vCriteria) != prFilesStyle.at(_flag.first).end()) // found
								{
									*vOutColor = prFilesStyle[_flag.first][vCriteria]->color;
									if (vOutIcon)
										*vOutIcon = prFilesStyle[_flag.first][vCriteria]->icon;
									if (vOutFont)
										*vOutFont = prFilesStyle[_flag.first][vCriteria]->font;
									return true;
								}
							}
						}
					}
				}
			}
		}
		return false;
	}

	void IGFD::FilterManager::ClearFilesStyle()
	{
		prFilesStyle.clear();
	}

	bool IGFD::FilterManager::IsCoveredByFilters(const std::string& vNameExt, const std::string& vExt, bool vIsCaseInsensitive) const
	{
		if (!puDLGFilters.empty() && !prSelectedFilter.empty())
		{
			// check if current file extention is covered by current filter
			// we do that here, for avoid doing that during filelist display
			// for better fps
			return (
				prSelectedFilter.exist(vExt, vIsCaseInsensitive) ||
				prSelectedFilter.exist(".*", vIsCaseInsensitive) ||
				prSelectedFilter.exist("*.*", vIsCaseInsensitive) ||
				prSelectedFilter.filter == ".*" ||
				prSelectedFilter.regex_exist(vNameExt));
		}

		return false;
	}

	bool IGFD::FilterManager::DrawFilterComboBox(FileDialogInternal& vFileDialogInternal)
	{
		// combobox of filters
		if (!puDLGFilters.empty())
		{
			ImGui::SameLine();

			bool needToApllyNewFilter = false;

			ImGui::PushItemWidth(FILTER_COMBO_WIDTH);
			if (IMGUI_BEGIN_COMBO("##Filters", prSelectedFilter.filter.c_str(), ImGuiComboFlags_None))
			{
				intptr_t i = 0;
				for (const auto& filter : prParsedFilters)
				{
					const bool item_selected = (filter.filter == prSelectedFilter.filter);
					ImGui::PushID((void*)(intptr_t)i++);
					if (ImGui::Selectable(filter.filter.c_str(), item_selected))
					{
						prSelectedFilter = filter;
						needToApllyNewFilter = true;
					}
					ImGui::PopID();
				}

				ImGui::EndCombo();
			}
			ImGui::PopItemWidth();

			if (needToApllyNewFilter)
			{
				vFileDialogInternal.puFileManager.OpenCurrentPath(vFileDialogInternal);
			}

			return needToApllyNewFilter;
		}

		return false;
	}

	IGFD::FilterManager::FilterInfos IGFD::FilterManager::GetSelectedFilter()
	{
		return prSelectedFilter;
	}

	std::string IGFD::FilterManager::ReplaceExtentionWithCurrentFilter(const std::string& vFile) const
	{
		auto result = vFile;

		if (!result.empty())
		{
			// if not a collection we can replace the filter by the extention we want
			if (prSelectedFilter.collectionfilters.empty() &&
				prSelectedFilter.filter != ".*" &&
				prSelectedFilter.filter != "*.*")
			{
				size_t lastPoint = vFile.find_last_of('.');
				if (lastPoint != std::string::npos)
				{
					result = result.substr(0, lastPoint);
				}

				result += prSelectedFilter.filter;
			}
		}

		return result;
	}

	void IGFD::FilterManager::SetDefaultFilterIfNotDefined()
	{
		if (prSelectedFilter.empty() && // no filter selected
			!prParsedFilters.empty()) // filter exist
			prSelectedFilter = *prParsedFilters.begin(); // we take the first filter
	}

	/////////////////////////////////////////////////////////////////////////////////////
	//// FILE MANAGER ///////////////////////////////////////////////////////////////////
	/////////////////////////////////////////////////////////////////////////////////////

	IGFD::FileManager::FileManager()
	{
		puFsRoot = std::string(1u, PATH_SEP);
	}

	void IGFD::FileManager::OpenCurrentPath(const FileDialogInternal& vFileDialogInternal)
	{
		puShowDrives = false;
		ClearComposer();
		ClearFileLists();
		if (puDLGDirectoryMode) // directory mode
			SetDefaultFileName(".");
		else
			SetDefaultFileName(puDLGDefaultFileName);
		ScanDir(vFileDialogInternal, GetCurrentPath());
	}

	void IGFD::FileManager::SortFields(const FileDialogInternal& vFileDialogInternal)
	{
		SortFields(vFileDialogInternal, prFileList, prFilteredFileList);
	}

	void IGFD::FileManager::SortFields(const FileDialogInternal& vFileDialogInternal,
		std::vector<std::shared_ptr<FileInfos>>& vFileInfosList,
		std::vector<std::shared_ptr<FileInfos>>& vFileInfosFilteredList)
	{
		if (puSortingField != SortingFieldEnum::FIELD_NONE)
		{
			puHeaderFileName = tableHeaderFileNameString;
			puHeaderFileType = tableHeaderFileTypeString;
			puHeaderFileSize = tableHeaderFileSizeString;
			puHeaderFileDate = tableHeaderFileDateString;
#ifdef USE_THUMBNAILS
			puHeaderFileThumbnails = tableHeaderFileThumbnailsString;
#endif // #ifdef USE_THUMBNAILS
		}

		if (puSortingField == SortingFieldEnum::FIELD_FILENAME)
		{
			if (puSortingDirection[0])
			{
#ifdef USE_CUSTOM_SORTING_ICON
				puHeaderFileName = tableHeaderAscendingIcon + puHeaderFileName;
#endif // USE_CUSTOM_SORTING_ICON
				std::sort(vFileInfosList.begin(), vFileInfosList.end(),
					[](const std::shared_ptr<FileInfos>& a, const std::shared_ptr<FileInfos>& b) -> bool
					{
						if (!a.use_count() || !b.use_count())
							return false;

						// this code fail in c:\\Users with the link "All users". got a invalid comparator
						/*
						// use code from https://github.com/jackm97/ImGuiFileDialog/commit/bf40515f5a1de3043e60562dc1a494ee7ecd3571
						// strict ordering for file/directory types beginning in '.'
						// common on _IGFD_WIN_ platforms
						if (a->fileNameExt[0] == '.' && b->fileNameExt[0] != '.')
							return false;
						if (a->fileNameExt[0] != '.' && b->fileNameExt[0] == '.')
							return true;
						if (a->fileNameExt[0] == '.' && b->fileNameExt[0] == '.')
						{
							return (stricmp(a->fileNameExt.c_str(), b->fileNameExt.c_str()) < 0); // sort in insensitive case
						}
						*/
						if (a->fileType != b->fileType) return (a->fileType < b->fileType); // directories first
						return (stricmp(a->fileNameExt.c_str(), b->fileNameExt.c_str()) < 0); // sort in insensitive case
					});
			}
			else
			{
#ifdef USE_CUSTOM_SORTING_ICON
				puHeaderFileName = tableHeaderDescendingIcon + puHeaderFileName;
#endif // USE_CUSTOM_SORTING_ICON
				std::sort(vFileInfosList.begin(), vFileInfosList.end(),
					[](const std::shared_ptr<FileInfos>& a, const std::shared_ptr<FileInfos>& b) -> bool
					{
						if (!a.use_count() || !b.use_count())
							return false;

						// this code fail in c:\\Users with the link "All users". got a invalid comparator
						/*
						// use code from https://github.com/jackm97/ImGuiFileDialog/commit/bf40515f5a1de3043e60562dc1a494ee7ecd3571
						// strict ordering for file/directory types beginning in '.'
						// common on _IGFD_WIN_ platforms
						if (a->fileNameExt[0] == '.' && b->fileNameExt[0] != '.')
							return false;
						if (a->fileNameExt[0] != '.' && b->fileNameExt[0] == '.')
							return true;
						if (a->fileNameExt[0] == '.' && b->fileNameExt[0] == '.')
						{
							return (stricmp(a->fileNameExt.c_str(), b->fileNameExt.c_str()) > 0); // sort in insensitive case
						}
						*/
						if (a->fileType != b->fileType) return (a->fileType > b->fileType); // directories last
						return (stricmp(a->fileNameExt.c_str(), b->fileNameExt.c_str()) > 0); // sort in insensitive case
					});
			}
		}
		else if (puSortingField == SortingFieldEnum::FIELD_TYPE)
		{
			if (puSortingDirection[1])
			{
#ifdef USE_CUSTOM_SORTING_ICON
				puHeaderFileType = tableHeaderAscendingIcon + puHeaderFileType;
#endif // USE_CUSTOM_SORTING_ICON
				std::sort(vFileInfosList.begin(), vFileInfosList.end(),
					[](const std::shared_ptr<FileInfos>& a, const std::shared_ptr<FileInfos>& b) -> bool
					{
						if (!a.use_count() || !b.use_count())
							return false;

						if (a->fileType != b->fileType) return (a->fileType < b->fileType); // directory in first
						return (a->fileExt < b->fileExt); // else
					});
			}
			else
			{
#ifdef USE_CUSTOM_SORTING_ICON
				puHeaderFileType = tableHeaderDescendingIcon + puHeaderFileType;
#endif // USE_CUSTOM_SORTING_ICON
				std::sort(vFileInfosList.begin(), vFileInfosList.end(),
					[](const std::shared_ptr<FileInfos>& a, const std::shared_ptr<FileInfos>& b) -> bool
					{
						if (!a.use_count() || !b.use_count())
							return false;

						if (a->fileType != b->fileType) return (a->fileType > b->fileType); // directory in last
						return (a->fileExt > b->fileExt); // else
					});
			}
		}
		else if (puSortingField == SortingFieldEnum::FIELD_SIZE)
		{
			if (puSortingDirection[2])
			{
#ifdef USE_CUSTOM_SORTING_ICON
				puHeaderFileSize = tableHeaderAscendingIcon + puHeaderFileSize;
#endif // USE_CUSTOM_SORTING_ICON
				std::sort(vFileInfosList.begin(), vFileInfosList.end(),
					[](const std::shared_ptr<FileInfos>& a, const std::shared_ptr<FileInfos>& b) -> bool
					{
						if (!a.use_count() || !b.use_count())
							return false;

						if (a->fileType != b->fileType) return (a->fileType < b->fileType); // directory in first
						return (a->fileSize < b->fileSize); // else
					});
			}
			else
			{
#ifdef USE_CUSTOM_SORTING_ICON
				puHeaderFileSize = tableHeaderDescendingIcon + puHeaderFileSize;
#endif // USE_CUSTOM_SORTING_ICON
				std::sort(vFileInfosList.begin(), vFileInfosList.end(),
					[](const std::shared_ptr<FileInfos>& a, const std::shared_ptr<FileInfos>& b) -> bool
					{
						if (!a.use_count() || !b.use_count())
							return false;

						if (a->fileType != b->fileType) return (a->fileType > b->fileType); // directory in last
						return (a->fileSize > b->fileSize); // else
					});
			}
		}
		else if (puSortingField == SortingFieldEnum::FIELD_DATE)
		{
			if (puSortingDirection[3])
			{
#ifdef USE_CUSTOM_SORTING_ICON
				puHeaderFileDate = tableHeaderAscendingIcon + puHeaderFileDate;
#endif // USE_CUSTOM_SORTING_ICON
				std::sort(vFileInfosList.begin(), vFileInfosList.end(),
					[](const std::shared_ptr<FileInfos>& a, const std::shared_ptr<FileInfos>& b) -> bool
					{
						if (!a.use_count() || !b.use_count())
							return false;

						if (a->fileType != b->fileType) return (a->fileType < b->fileType); // directory in first
						return (a->fileModifDate < b->fileModifDate); // else
					});
			}
			else
			{
#ifdef USE_CUSTOM_SORTING_ICON
				puHeaderFileDate = tableHeaderDescendingIcon + puHeaderFileDate;
#endif // USE_CUSTOM_SORTING_ICON
				std::sort(vFileInfosList.begin(), vFileInfosList.end(),
					[](const std::shared_ptr<FileInfos>& a, const std::shared_ptr<FileInfos>& b) -> bool
					{
						if (!a.use_count() || !b.use_count())
							return false;

						if (a->fileType != b->fileType) return (a->fileType > b->fileType); // directory in last
						return (a->fileModifDate > b->fileModifDate); // else
					});
			}
		}
#ifdef USE_THUMBNAILS
		else if (puSortingField == SortingFieldEnum::FIELD_THUMBNAILS)
		{
			// we will compare thumbnails by :
			// 1) width
			// 2) height

			if (puSortingDirection[4])
			{
#ifdef USE_CUSTOM_SORTING_ICON
				puHeaderFileThumbnails = tableHeaderAscendingIcon + puHeaderFileThumbnails;
#endif // USE_CUSTOM_SORTING_ICON
				std::sort(vFileInfosList.begin(), vFileInfosList.end(),
					[](const std::shared_ptr<FileInfos>& a, const std::shared_ptr<FileInfos>& b) -> bool
					{
						if (!a.use_count() || !b.use_count())
							return false;

						if (a->fileType != b->fileType) return (a->fileType.isDir()); // directory in first
						if (a->thumbnailInfo.textureWidth == b->thumbnailInfo.textureWidth)
							return (a->thumbnailInfo.textureHeight < b->thumbnailInfo.textureHeight);
						return (a->thumbnailInfo.textureWidth < b->thumbnailInfo.textureWidth);
					});
			}

			else
			{
#ifdef USE_CUSTOM_SORTING_ICON
				puHeaderFileThumbnails = tableHeaderDescendingIcon + puHeaderFileThumbnails;
#endif // USE_CUSTOM_SORTING_ICON
				std::sort(vFileInfosList.begin(), vFileInfosList.end(),
					[](const std::shared_ptr<FileInfos>& a, const std::shared_ptr<FileInfos>& b) -> bool
					{
						if (!a.use_count() || !b.use_count())
							return false;

						if (a->fileType != b->fileType) return (!a->fileType.isDir()); // directory in last
						if (a->thumbnailInfo.textureWidth == b->thumbnailInfo.textureWidth)
							return (a->thumbnailInfo.textureHeight > b->thumbnailInfo.textureHeight);
						return (a->thumbnailInfo.textureWidth > b->thumbnailInfo.textureWidth);
					});
			}
		}
#endif // USE_THUMBNAILS

		ApplyFilteringOnFileList(vFileDialogInternal, vFileInfosList, vFileInfosFilteredList);
	}

	void IGFD::FileManager::ClearFileLists()
	{
		prFilteredFileList.clear();
		prFileList.clear();
	}

	void IGFD::FileManager::ClearPathLists()
	{
		prFilteredPathList.clear();
		prPathList.clear();
	}

	void IGFD::FileManager::AddFile(const FileDialogInternal& vFileDialogInternal, const std::string& vPath, const std::string& vFileName, const FileType& vFileType)
	{
		auto infos = std::make_shared<FileInfos>();

		infos->filePath = vPath;
		infos->fileNameExt = vFileName;
		infos->fileNameExt_optimized = Utils::LowerCaseString(infos->fileNameExt);
		infos->fileType = vFileType;

		if (infos->fileNameExt.empty() || (infos->fileNameExt == "." && !vFileDialogInternal.puFilterManager.puDLGFilters.empty())) return; // filename empty or filename is the current dir '.' //-V807
		if (infos->fileNameExt != ".." && (vFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_DontShowHiddenFiles) && infos->fileNameExt[0] == '.') // dont show hidden files
			if (!vFileDialogInternal.puFilterManager.puDLGFilters.empty() || (vFileDialogInternal.puFilterManager.puDLGFilters.empty() && infos->fileNameExt != ".")) // except "." if in directory mode //-V728
				return;

		if (infos->fileType.isFile()
			|| infos->fileType.isLinkToUnknown()) // link can have the same extention of a file
		{
			size_t lpt = infos->fileNameExt.find_last_of('.');
			if (lpt != std::string::npos)
			{
				infos->fileExt = infos->fileNameExt.substr(lpt);
			}

			if (!vFileDialogInternal.puFilterManager.IsCoveredByFilters(infos->fileNameExt, infos->fileExt,
				(vFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_CaseInsensitiveExtention) != 0))
			{
				return;
			}
		}

		vFileDialogInternal.puFilterManager.prFillFileStyle(infos);

		prCompleteFileInfos(infos);
		prFileList.push_back(infos);
	}

	void IGFD::FileManager::AddPath(const FileDialogInternal& vFileDialogInternal, const std::string& vPath, const std::string& vFileName, const FileType& vFileType)
	{
		if (!vFileType.isDir())
			return;

		auto infos = std::make_shared<FileInfos>();

		infos->filePath = vPath;
		infos->fileNameExt = vFileName;
		infos->fileNameExt_optimized = Utils::LowerCaseString(infos->fileNameExt);
		infos->fileType = vFileType;

		if (infos->fileNameExt.empty() || (infos->fileNameExt == "." && !vFileDialogInternal.puFilterManager.puDLGFilters.empty())) return; // filename empty or filename is the current dir '.' //-V807
		if (infos->fileNameExt != ".." && (vFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_DontShowHiddenFiles) && infos->fileNameExt[0] == '.') // dont show hidden files
			if (!vFileDialogInternal.puFilterManager.puDLGFilters.empty() || (vFileDialogInternal.puFilterManager.puDLGFilters.empty() && infos->fileNameExt != ".")) // except "." if in directory mode //-V728
				return;

		if (infos->fileType.isFile()
			|| infos->fileType.isLinkToUnknown()) // link can have the same extention of a file
		{
			size_t lpt = infos->fileNameExt.find_last_of('.');
			if (lpt != std::string::npos)
			{
				infos->fileExt = infos->fileNameExt.substr(lpt);
			}

			if (!vFileDialogInternal.puFilterManager.IsCoveredByFilters(infos->fileNameExt, infos->fileExt,
				(vFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_CaseInsensitiveExtention) != 0))
			{
				return;
			}
		}

		vFileDialogInternal.puFilterManager.prFillFileStyle(infos);

		prCompleteFileInfos(infos);
		prPathList.push_back(infos);
	}

	void IGFD::FileManager::ScanDir(const FileDialogInternal& vFileDialogInternal, const std::string& vPath)
	{
		std::string	path = vPath;

		if (prCurrentPathDecomposition.empty())
		{
			SetCurrentDir(path);
		}

		if (!prCurrentPathDecomposition.empty())
		{
#ifdef _IGFD_WIN_
			if (path == puFsRoot)
				path += std::string(1u, PATH_SEP);
#endif // _IGFD_WIN_

			ClearFileLists();

#ifdef USE_STD_FILESYSTEM
			const std::filesystem::path fspath(path);
			const auto dir_iter = std::filesystem::directory_iterator(fspath);
			FileType fstype = FileType(FileType::ContentType::Directory, std::filesystem::is_symlink(std::filesystem::status(fspath)));
			AddFile(vFileDialogInternal, path, "..", fstype);
			for (const auto& file : dir_iter)
			{
				FileType fileType;
				if (file.is_symlink())
				{
					fileType.SetSymLink(file.is_symlink());
					fileType.SetContent(FileType::ContentType::LinkToUnknown);
				}

				if (file.is_directory()) { fileType.SetContent(FileType::ContentType::Directory); } // directory or symlink to directory
				else if (file.is_regular_file()) { fileType.SetContent(FileType::ContentType::File); }

				if (fileType.isValid())
				{
					auto fileNameExt = file.path().filename().string();
					AddFile(vFileDialogInternal, path, fileNameExt, fileType);
				}
			}
#else // dirent
			struct dirent** files = nullptr;
			size_t n = scandir(path.c_str(), &files, nullptr, inAlphaSort);
			if (n && files)
			{
				size_t i;

				for (i = 0; i < n; i++)
				{
					struct dirent* ent = files[i];

					FileType fileType;
					switch (ent->d_type)
					{
					case DT_DIR:
						fileType.SetContent(FileType::ContentType::Directory); break;
					case DT_REG:
						fileType.SetContent(FileType::ContentType::File); break;
#if DT_LNK != DT_UNKNOWN
					case DT_LNK:
					{
						fileType.SetSymLink(true);
						fileType.SetContent(FileType::ContentType::LinkToUnknown); // by default if we can't figure out the target type.
						struct stat statInfos = {};
						int result = stat((path + PATH_SEP + ent->d_name).c_str(), &statInfos);
						if (result == 0)
						{
							if (statInfos.st_mode & S_IFREG)
							{
								fileType.SetContent(FileType::ContentType::File);
							}
							else if (statInfos.st_mode & S_IFDIR)
							{
								fileType.SetContent(FileType::ContentType::Directory);
							}
						}
						break;
					}
#endif
					case DT_UNKNOWN: {
						struct stat sb = {};
						#ifdef _IGFD_WIN_
						auto filePath = path + ent->d_name;
						#else
						auto filePath = path + std::string(1u, PATH_SEP) + ent->d_name;
						#endif

						int result = stat(filePath.c_str(), &sb);
						if (result == 0) {
							if (sb.st_mode & S_IFLNK) {
								fileType.SetSymLink(true);
								fileType.SetContent(FileType::ContentType::LinkToUnknown); // by default if we can't figure out the target type.
							}
							if (sb.st_mode & S_IFREG) {
								fileType.SetContent(FileType::ContentType::File); break;
							} else if (sb.st_mode & S_IFDIR) {
								fileType.SetContent(FileType::ContentType::Directory); break;
							}
						}
						break;
					}
					default:
						break; // leave it invalid (devices, etc.)
					}

					if (fileType.isValid())
					{
						auto fileNameExt = ent->d_name;
						AddFile(vFileDialogInternal, path, fileNameExt, fileType);
					}
				}

				for (i = 0; i < n; i++)
				{
					free(files[i]);
				}

				free(files);
			}
#endif // USE_STD_FILESYSTEM

			SortFields(vFileDialogInternal, prFileList, prFilteredFileList);
		}
	}

#if defined(USE_QUICK_PATH_SELECT)
	void IGFD::FileManager::ScanDirForPathSelection(const FileDialogInternal& vFileDialogInternal, const std::string& vPath)
	{
		std::string	path = vPath;

		/*if (prCurrentPathDecomposition.empty())
		{
			SetCurrentDir(path);
		}*/

		if (!path.empty())
		{
#ifdef _IGFD_WIN_
			if (path == puFsRoot)
				path += std::string(1u, PATH_SEP);
#endif // _IGFD_WIN_

			ClearPathLists();

#ifdef USE_STD_FILESYSTEM
			const std::filesystem::path fspath(path);
			const auto dir_iter = std::filesystem::directory_iterator(fspath);
			FileType fstype = FileType(FileType::ContentType::Directory, std::filesystem::is_symlink(std::filesystem::status(fspath)));
			AddPath(vFileDialogInternal, path, "..", fstype);
			for (const auto& file : dir_iter)
			{
				FileType fileType;
				if (file.is_symlink())
				{
					fileType.SetSymLink(file.is_symlink());
					fileType.SetContent(FileType::ContentType::LinkToUnknown);
				}
				if (file.is_directory())
				{
					fileType.SetContent(FileType::ContentType::Directory);
					auto fileNameExt = file.path().filename().string();
					AddPath(vFileDialogInternal, path, fileNameExt, fileType);
				}
			}
#else // dirent
			struct dirent** files = nullptr;
			size_t n = scandir(path.c_str(), &files, nullptr, inAlphaSort);
			if (n)
			{
				size_t i;

				for (i = 0; i < n; i++)
				{
					struct dirent* ent = files[i];
					struct stat sb = {};
					int result;
					if (ent->d_type == DT_UNKNOWN) {
						#ifdef _IGFD_WIN_
						auto filePath = path + ent->d_name;
						#else
						auto filePath = path + std::string(1u, PATH_SEP) + ent->d_name;
						#endif

						result = stat(filePath.c_str(), &sb);
					}

					if (ent->d_type == DT_DIR || (ent->d_type == DT_UNKNOWN && result == 0 && sb.st_mode & S_IFDIR))
					{
						auto fileNameExt = ent->d_name;
						AddPath(vFileDialogInternal, path, fileNameExt, FileType(FileType::ContentType::Directory, false));
					}
				}

				for (i = 0; i < n; i++)
				{
					free(files[i]);
				}

				free(files);
			}
#endif // USE_STD_FILESYSTEM

			SortFields(vFileDialogInternal, prPathList, prFilteredPathList);
		}
	}
#endif // USE_QUICK_PATH_SELECT

#if defined(USE_QUICK_PATH_SELECT)
	void IGFD::FileManager::OpenPathPopup(const FileDialogInternal& vFileDialogInternal, std::vector<std::string>::iterator vPathIter)
	{
		const auto path = ComposeNewPath(vPathIter);
		ScanDirForPathSelection(vFileDialogInternal, path);
		prPopupComposedPath = vPathIter;
		ImGui::OpenPopup("IGFD_Path_Popup");
	}
#endif // USE_QUICK_PATH_SELECT

	bool IGFD::FileManager::GetDrives()
	{
		auto drives = IGFD::Utils::GetDrivesList();
		if (!drives.empty())
		{
			prCurrentPath.clear();
			prCurrentPathDecomposition.clear();
			ClearFileLists();
			for (auto& drive : drives)
			{
				auto info = std::make_shared<FileInfos>();
				info->fileNameExt = drive;
				info->fileNameExt_optimized = Utils::LowerCaseString(drive);
				info->fileType.SetContent(FileType::ContentType::Directory);

				if (!info->fileNameExt.empty())
				{
					prFileList.push_back(info);
				}
			}
			puShowDrives = true;
			return true;
		}
		return false;
	}

	bool IGFD::FileManager::IsComposerEmpty()
	{
		return prCurrentPathDecomposition.empty();
	}

	size_t IGFD::FileManager::GetComposerSize()
	{
		return prCurrentPathDecomposition.size();
	}

	bool IGFD::FileManager::IsFileListEmpty()
	{
		return prFileList.empty();
	}

	bool IGFD::FileManager::IsPathListEmpty()
	{
		return prPathList.empty();
	}

	size_t IGFD::FileManager::GetFullFileListSize()
	{
		return prFileList.size();
	}

	std::shared_ptr<FileInfos> IGFD::FileManager::GetFullFileAt(size_t vIdx)
	{
		if (vIdx < prFileList.size())
			return prFileList[vIdx];
		return nullptr;
	}

	bool IGFD::FileManager::IsFilteredListEmpty()
	{
		return prFilteredFileList.empty();
	}

	bool IGFD::FileManager::IsPathFilteredListEmpty()
	{
		return prFilteredPathList.empty();
	}

	size_t IGFD::FileManager::GetFilteredListSize()
	{
		return prFilteredFileList.size();
	}

	size_t IGFD::FileManager::GetPathFilteredListSize()
	{
		return prFilteredPathList.size();
	}

	std::shared_ptr<FileInfos> IGFD::FileManager::GetFilteredFileAt(size_t vIdx)
	{
		if (vIdx < prFilteredFileList.size())
			return prFilteredFileList[vIdx];
		return nullptr;
	}

	std::shared_ptr<FileInfos> IGFD::FileManager::GetFilteredPathAt(size_t vIdx)
	{
		if (vIdx < prFilteredPathList.size())
			return prFilteredPathList[vIdx];
		return nullptr;
	}

	std::vector<std::string>::iterator IGFD::FileManager::GetCurrentPopupComposedPath()
	{
		return prPopupComposedPath;
	}

	bool IGFD::FileManager::IsFileNameSelected(const std::string& vFileName)
	{
		return prSelectedFileNames.find(vFileName) != prSelectedFileNames.end();
	}

	std::string IGFD::FileManager::GetBack()
	{
		return prCurrentPathDecomposition.back();
	}

	void IGFD::FileManager::ClearComposer()
	{
		prCurrentPathDecomposition.clear();
	}

	void IGFD::FileManager::ClearAll()
	{
		ClearComposer();
		ClearFileLists();
		ClearPathLists();
	}
	void IGFD::FileManager::ApplyFilteringOnFileList(const FileDialogInternal& vFileDialogInternal)
	{
		ApplyFilteringOnFileList(vFileDialogInternal, prFileList, prFilteredFileList);
	}

	void IGFD::FileManager::ApplyFilteringOnFileList(
		const FileDialogInternal& vFileDialogInternal,
		std::vector<std::shared_ptr<FileInfos>>& vFileInfosList,
		std::vector<std::shared_ptr<FileInfos>>& vFileInfosFilteredList)
	{
		vFileInfosFilteredList.clear();
		for (const auto& file : vFileInfosList)
		{
			if (!file.use_count())
				continue;
			bool show = true;
			if (!file->IsTagFound(vFileDialogInternal.puSearchManager.puSearchTag))  // if search tag
				show = false;
			if (puDLGDirectoryMode && !file->fileType.isDir())
				show = false;
			if (show)
				vFileInfosFilteredList.push_back(file);
		}
	}

	std::string IGFD::FileManager::prRoundNumber(double vvalue, int n)
	{
		std::stringstream tmp;
		tmp << std::setprecision(n) << std::fixed << vvalue;
		return tmp.str();
	}

	std::string IGFD::FileManager::prFormatFileSize(size_t vByteSize)
	{
		if (vByteSize != 0)
		{
			static double lo = 1024.0;
			static double ko = 1024.0 * 1024.0;
			static double mo = 1024.0 * 1024.0 * 1024.0;

			auto v = (double)vByteSize;

			if (v < lo)
				return prRoundNumber(v, 0) + " " + fileSizeBytes; // octet
			else if (v < ko)
				return prRoundNumber(v / lo, 2) + " " + fileSizeKiloBytes; // ko
			else  if (v < mo)
				return prRoundNumber(v / ko, 2) + " " + fileSizeMegaBytes; // Mo
			else
				return prRoundNumber(v / mo, 2) + " " + fileSizeGigaBytes; // Go
		}

		return "";
	}

	void IGFD::FileManager::prCompleteFileInfos(const std::shared_ptr<FileInfos>& vInfos)
	{
		if (!vInfos.use_count())
			return;

		if (vInfos->fileNameExt != "." &&
			vInfos->fileNameExt != "..")
		{
			// _stat struct :
			//dev_t     st_dev;     /* ID of device containing file */
			//ino_t     st_ino;     /* inode number */
			//mode_t    st_mode;    /* protection */
			//nlink_t   st_nlink;   /* number of hard links */
			//uid_t     st_uid;     /* user ID of owner */
			//gid_t     st_gid;     /* group ID of owner */
			//dev_t     st_rdev;    /* device ID (if special file) */
			//off_t     st_size;    /* total size, in bytes */
			//blksize_t st_blksize; /* blocksize for file system I/O */
			//blkcnt_t  st_blocks;  /* number of 512B blocks allocated */
			//time_t    st_atime;   /* time of last access - not sure out of ntfs */
			//time_t    st_mtime;   /* time of last modification - not sure out of ntfs */
			//time_t    st_ctime;   /* time of last status change - not sure out of ntfs */

			std::string fpn;

			// FIXME: so the condition is always true?
			if (vInfos->fileType.isFile() || vInfos->fileType.isLinkToUnknown() || vInfos->fileType.isDir())
				fpn = vInfos->filePath + std::string(1u, PATH_SEP) + vInfos->fileNameExt;

			struct stat statInfos = {};
			char timebuf[100];
			int result = stat(fpn.c_str(), &statInfos);
			if (!result)
			{
				if (!vInfos->fileType.isDir())
				{
					vInfos->fileSize = (size_t)statInfos.st_size;
					vInfos->formatedFileSize = prFormatFileSize(vInfos->fileSize);
				}

				size_t len = 0;
#ifdef _MSC_VER
				struct tm _tm;
				errno_t err = localtime_s(&_tm, &statInfos.st_mtime);
				if (!err) len = strftime(timebuf, 99, DateTimeFormat, &_tm);
#else // _MSC_VER
				struct tm* _tm = localtime(&statInfos.st_mtime);
				if (_tm) len = strftime(timebuf, 99, DateTimeFormat, _tm);
#endif // _MSC_VER
				if (len)
				{
					vInfos->fileModifDate = std::string(timebuf, len);
				}
			}
		}
	}

	void IGFD::FileManager::prRemoveFileNameInSelection(const std::string& vFileName)
	{
		prSelectedFileNames.erase(vFileName);

		if (prSelectedFileNames.size() == 1)
		{
			snprintf(puFileNameBuffer, MAX_FILE_DIALOG_NAME_BUFFER, "%s", vFileName.c_str());
		}
		else
		{
			snprintf(puFileNameBuffer, MAX_FILE_DIALOG_NAME_BUFFER, "%zu files Selected", prSelectedFileNames.size());
		}
	}

	void IGFD::FileManager::prAddFileNameInSelection(const std::string& vFileName, bool vSetLastSelectionFileName)
	{
		prSelectedFileNames.emplace(vFileName);

		if (prSelectedFileNames.size() == 1)
		{
			snprintf(puFileNameBuffer, MAX_FILE_DIALOG_NAME_BUFFER, "%s", vFileName.c_str());
		}
		else
		{
			snprintf(puFileNameBuffer, MAX_FILE_DIALOG_NAME_BUFFER, "%zu files Selected", prSelectedFileNames.size());
		}

		if (vSetLastSelectionFileName)
			prLastSelectedFileName = vFileName;
	}

	void IGFD::FileManager::SetCurrentDir(const std::string& vPath)
	{
		std::string path = vPath;
#ifdef _IGFD_WIN_
		if (puFsRoot == path)
			path += std::string(1u, PATH_SEP);
#endif // _IGFD_WIN_

#ifdef USE_STD_FILESYSTEM
		namespace fs = std::filesystem;
		bool dir_opened = fs::is_directory(vPath);
		if (!dir_opened)
		{
			path = ".";
			dir_opened = fs::is_directory(vPath);
		}
		if (dir_opened)
#else
		DIR* dir = opendir(path.c_str());
		if (dir == nullptr)
		{
			path = ".";
			dir = opendir(path.c_str());
		}

		if (dir != nullptr)
#endif // USE_STD_FILESYSTEM
		{
#ifdef _IGFD_WIN_
			DWORD numchar = 0;
			std::wstring wpath = IGFD::Utils::utf8_decode(path);
			numchar = GetFullPathNameW(wpath.c_str(), 0, nullptr, nullptr);
			std::wstring fpath(numchar, 0);
			GetFullPathNameW(wpath.c_str(), numchar, (wchar_t*)fpath.data(), nullptr);
			std::string real_path = IGFD::Utils::utf8_encode(fpath);
			if (real_path.back() == '\0') // for fix issue we can have with std::string concatenation.. if there is a \0 at end
				real_path = real_path.substr(0, real_path.size() - 1U);
			if (!real_path.empty())
#elif defined(_IGFD_UNIX_) // _IGFD_UNIX_ is _IGFD_WIN_ or APPLE
			char real_path[PATH_MAX];
			char* numchar = realpath(path.c_str(), real_path);
			if (numchar != nullptr)
#endif // _IGFD_WIN_
			{
				prCurrentPath = std::move(real_path);
				if (prCurrentPath[prCurrentPath.size() - 1] == PATH_SEP)
				{
					prCurrentPath = prCurrentPath.substr(0, prCurrentPath.size() - 1);
				}
				IGFD::Utils::SetBuffer(puInputPathBuffer, MAX_PATH_BUFFER_SIZE, prCurrentPath);
				prCurrentPathDecomposition = IGFD::Utils::SplitStringToVector(prCurrentPath, PATH_SEP, false);
#ifdef _IGFD_UNIX_ // _IGFD_UNIX_ is _IGFD_WIN_ or APPLE
				prCurrentPathDecomposition.insert(prCurrentPathDecomposition.begin(), std::string(1u, PATH_SEP));
#endif // _IGFD_UNIX_
				if (!prCurrentPathDecomposition.empty())
				{
#ifdef _IGFD_WIN_
					puFsRoot = prCurrentPathDecomposition[0];
#endif // _IGFD_WIN_
				}
			}
#ifndef USE_STD_FILESYSTEM
			closedir(dir);
#endif
		}
	}

	bool IGFD::FileManager::CreateDir(const std::string& vPath)
	{
		bool res = false;

		if (!vPath.empty())
		{
			std::string path = prCurrentPath + std::string(1u, PATH_SEP) + vPath;

			res = IGFD::Utils::CreateDirectoryIfNotExist(path);
		}

		return res;
	}

	std::string IGFD::FileManager::ComposeNewPath(std::vector<std::string>::iterator vIter)
	{
		std::string res;

		while (true)
		{
			if (!res.empty())
			{
#ifdef _IGFD_WIN_
				res = *vIter + std::string(1u, PATH_SEP) + res;
#elif defined(_IGFD_UNIX_) // _IGFD_UNIX_ is _IGFD_WIN_ or APPLE
				if (*vIter == puFsRoot)
					res = *vIter + res;
				else
					res = *vIter + PATH_SEP + res;
#endif // _IGFD_WIN_
			}
			else
				res = *vIter;

			if (vIter == prCurrentPathDecomposition.begin())
			{
#ifdef _IGFD_UNIX_ // _IGFD_UNIX_ is _IGFD_WIN_ or APPLE
				if (res[0] != PATH_SEP)
					res = PATH_SEP + res;
#endif // defined(_IGFD_UNIX_)
				break;
			}

			--vIter;
		}

		 return res;
	}

	bool IGFD::FileManager::SetPathOnParentDirectoryIfAny()
	{
		if (prCurrentPathDecomposition.size() > 1)
		{
			prCurrentPath = ComposeNewPath(prCurrentPathDecomposition.end() - 2);
			return true;
		}
		return false;
	}

	std::string IGFD::FileManager::GetCurrentPath()
	{
		if (prCurrentPath.empty())
			prCurrentPath = ".";
		return prCurrentPath;
	}

	void IGFD::FileManager::SetCurrentPath(const std::string& vCurrentPath)
	{
		if (vCurrentPath.empty())
			prCurrentPath = ".";
		else
			prCurrentPath = vCurrentPath;
	}

	bool IGFD::FileManager::IsFileExist(const std::string& vFile)
	{
		std::ifstream docFile(vFile, std::ios::in);
		if (docFile.is_open())
		{
			docFile.close();
			return true;
		}
		return false;
	}

	void IGFD::FileManager::SetDefaultFileName(const std::string& vFileName)
	{
		puDLGDefaultFileName = vFileName;
		IGFD::Utils::SetBuffer(puFileNameBuffer, MAX_FILE_DIALOG_NAME_BUFFER, vFileName);
	}

	bool IGFD::FileManager::SelectDirectory(const std::shared_ptr<FileInfos>& vInfos)
	{
		if (!vInfos.use_count())
			return false;

		bool pathClick = false;

		if (vInfos->fileNameExt == "..")
		{
			pathClick = SetPathOnParentDirectoryIfAny();
		}
		else
		{
			std::string newPath;

			if (puShowDrives)
			{
				newPath = vInfos->fileNameExt + std::string(1u, PATH_SEP);
			}
			else
			{
#ifdef __linux__
				if (puFsRoot == prCurrentPath)
					newPath = prCurrentPath + vInfos->fileNameExt;
				else
#endif // __linux__
					newPath = prCurrentPath + std::string(1u, PATH_SEP) + vInfos->fileNameExt;
			}

			if (IGFD::Utils::IsDirectoryCanBeOpened(newPath))
			{

				if (puShowDrives)
				{
					prCurrentPath = vInfos->fileNameExt;
					puFsRoot = prCurrentPath;
				}
				else
				{
					prCurrentPath = newPath; //-V820
				}
				pathClick = true;
			}
		}

		return pathClick;
	}

	void IGFD::FileManager::SelectFileName(const FileDialogInternal& vFileDialogInternal, const std::shared_ptr<FileInfos>& vInfos)
	{
		if (!vInfos.use_count())
			return;

		if (ImGui::GetIO().KeyCtrl)
		{
			if (puDLGcountSelectionMax == 0) // infinite selection
			{
				if (prSelectedFileNames.find(vInfos->fileNameExt) == prSelectedFileNames.end()) // not found +> add
				{
					prAddFileNameInSelection(vInfos->fileNameExt, true);
				}
				else // found +> remove
				{
					prRemoveFileNameInSelection(vInfos->fileNameExt);
				}
			}
			else // selection limited by size
			{
				if (prSelectedFileNames.size() < puDLGcountSelectionMax)
				{
					if (prSelectedFileNames.find(vInfos->fileNameExt) == prSelectedFileNames.end()) // not found +> add
					{
						prAddFileNameInSelection(vInfos->fileNameExt, true);
					}
					else // found +> remove
					{
						prRemoveFileNameInSelection(vInfos->fileNameExt);
					}
				}
			}
		}
		else if (ImGui::GetIO().KeyShift)
		{
			if (puDLGcountSelectionMax != 1)
			{
				prSelectedFileNames.clear();
				// we will iterate filelist and get the last selection after the start selection
				bool startMultiSelection = false;
				std::string fileNameToSelect = vInfos->fileNameExt;
				std::string savedLastSelectedFileName; // for invert selection mode
				for (const auto& file : prFileList)
				{
					if (!file.use_count())
						continue;

					bool canTake = true;
					if (!file->IsTagFound(vFileDialogInternal.puSearchManager.puSearchTag)) canTake = false;
					if (canTake) // if not filtered, we will take files who are filtered by the dialog
					{
						if (file->fileNameExt == prLastSelectedFileName)
						{
							startMultiSelection = true;
							prAddFileNameInSelection(prLastSelectedFileName, false);
						}
						else if (startMultiSelection)
						{
							if (puDLGcountSelectionMax == 0) // infinite selection
							{
								prAddFileNameInSelection(file->fileNameExt, false);
							}
							else // selection limited by size
							{
								if (prSelectedFileNames.size() < puDLGcountSelectionMax)
								{
									prAddFileNameInSelection(file->fileNameExt, false);
								}
								else
								{
									startMultiSelection = false;
									if (!savedLastSelectedFileName.empty())
										prLastSelectedFileName = savedLastSelectedFileName;
									break;
								}
							}
						}

						if (file->fileNameExt == fileNameToSelect)
						{
							if (!startMultiSelection) // we are before the last Selected FileName, so we must inverse
							{
								savedLastSelectedFileName = prLastSelectedFileName;
								prLastSelectedFileName = fileNameToSelect;
								fileNameToSelect = savedLastSelectedFileName;
								startMultiSelection = true;
								prAddFileNameInSelection(prLastSelectedFileName, false);
							}
							else
							{
								startMultiSelection = false;
								if (!savedLastSelectedFileName.empty())
									prLastSelectedFileName = savedLastSelectedFileName;
								break;
							}
						}
					}
				}
			}
		}
		else
		{
			prSelectedFileNames.clear();
			IGFD::Utils::ResetBuffer(puFileNameBuffer);
			prAddFileNameInSelection(vInfos->fileNameExt, true);
		}
	}

	void IGFD::FileManager::DrawDirectoryCreation(const FileDialogInternal& vFileDialogInternal)
	{
		if (vFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_DisableCreateDirectoryButton)
			return;

		if (IMGUI_BUTTON(createDirButtonString))
		{
			if (!prCreateDirectoryMode)
			{
				prCreateDirectoryMode = true;
				IGFD::Utils::ResetBuffer(puDirectoryNameBuffer);
			}
		}
		if (ImGui::IsItemHovered())
			ImGui::SetTooltip(buttonCreateDirString);

		if (prCreateDirectoryMode)
		{
			ImGui::SameLine();

			ImGui::PushItemWidth(100.0f);
			ImGui::InputText("##DirectoryFileName", puDirectoryNameBuffer, MAX_FILE_DIALOG_NAME_BUFFER);
			ImGui::PopItemWidth();

			ImGui::SameLine();

			if (IMGUI_BUTTON(okButtonString))
			{
				std::string newDir = std::string(puDirectoryNameBuffer);
				if (CreateDir(newDir))
				{
					SetCurrentPath(prCurrentPath + std::string(1u, PATH_SEP) + newDir);
					OpenCurrentPath(vFileDialogInternal);
				}

				prCreateDirectoryMode = false;
			}

			ImGui::SameLine();

			if (IMGUI_BUTTON(cancelButtonString))
			{
				prCreateDirectoryMode = false;
			}
		}

		ImGui::SameLine();
	}

	void IGFD::FileManager::DrawPathComposer(const FileDialogInternal& vFileDialogInternal)
	{
		if (IMGUI_BUTTON(resetButtonString))
		{
			SetCurrentPath(".");
			OpenCurrentPath(vFileDialogInternal);
		}
		if (ImGui::IsItemHovered())
			ImGui::SetTooltip(buttonResetPathString);

#ifdef _IGFD_WIN_
		ImGui::SameLine();

		if (IMGUI_BUTTON(drivesButtonString))
		{
			puDrivesClicked = true;
		}
		if (ImGui::IsItemHovered())
			ImGui::SetTooltip(buttonDriveString);
#endif // _IGFD_WIN_

		ImGui::SameLine();

		if (IMGUI_BUTTON(editPathButtonString))
		{
			puInputPathActivated = !puInputPathActivated;
			if (puInputPathActivated)
			{
				auto endIt = prCurrentPathDecomposition.end();
				prCurrentPath = ComposeNewPath(--endIt);
				IGFD::Utils::SetBuffer(puInputPathBuffer, MAX_PATH_BUFFER_SIZE, prCurrentPath);
			}
		}
		if (ImGui::IsItemHovered())
			ImGui::SetTooltip(buttonEditPathString);

		ImGui::SameLine();

		ImGui::SeparatorEx(ImGuiSeparatorFlags_Vertical);

		// show current path
		if (!prCurrentPathDecomposition.empty())
		{
			ImGui::SameLine();

			if (puInputPathActivated)
			{
				ImGui::PushItemWidth(ImGui::GetContentRegionAvail().x);
				ImGui::InputText("##pathedition", puInputPathBuffer, MAX_PATH_BUFFER_SIZE);
				ImGui::PopItemWidth();
			}
			else
			{
				int _id = 0;
				for (auto itPathDecomp = prCurrentPathDecomposition.begin();
					itPathDecomp != prCurrentPathDecomposition.end(); ++itPathDecomp)
				{
					if (itPathDecomp != prCurrentPathDecomposition.begin())
					{
#if defined(CUSTOM_PATH_SPACING)
						ImGui::SameLine(0, CUSTOM_PATH_SPACING);
#else
						ImGui::SameLine();
#endif // USE_CUSTOM_PATH_SPACING
#if defined(USE_QUICK_PATH_SELECT)

#if defined(_IGFD_WIN_)
						const char* sep = "\\";
#elif defined(_IGFD_UNIX_)
						const char* sep = "/";
						if (itPathDecomp != prCurrentPathDecomposition.begin() + 1)
#endif
						{
							ImGui::PushID(_id++);
							bool click = IMGUI_PATH_BUTTON(sep);
							ImGui::PopID();

#if defined(CUSTOM_PATH_SPACING)
							ImGui::SameLine(0, CUSTOM_PATH_SPACING);
#else
							ImGui::SameLine();
#endif // USE_CUSTOM_PATH_SPACING

							if (click)
							{
								OpenPathPopup(vFileDialogInternal, itPathDecomp-1);
							}
							else if (ImGui::IsItemClicked(ImGuiMouseButton_Right))
							{
								SetCurrentPath(itPathDecomp-1);
								break;
							}
						}
#endif // USE_QUICK_PATH_SELECT
					}

					ImGui::PushID(_id++);
					bool click = IMGUI_PATH_BUTTON((*itPathDecomp).c_str());
					ImGui::PopID();
					if (click)
					{
						prCurrentPath = ComposeNewPath(itPathDecomp);
						puPathClicked = true;
						break;
					}
					else if (ImGui::IsItemClicked(ImGuiMouseButton_Right)) // activate input for path
					{
						SetCurrentPath(itPathDecomp);
						break;
					}
				}
			}
		}
	}

	void IGFD::FileManager::SetCurrentPath(std::vector<std::string>::iterator vPathIter)
	{
		prCurrentPath = ComposeNewPath(vPathIter);
		IGFD::Utils::SetBuffer(puInputPathBuffer, MAX_PATH_BUFFER_SIZE, prCurrentPath);
		puInputPathActivated = true;
	}

	std::string IGFD::FileManager::GetResultingPath()
	{
		std::string path = prCurrentPath;

		if (puDLGDirectoryMode) // if directory mode
		{
			std::string selectedDirectory = puFileNameBuffer;
			if (!selectedDirectory.empty() &&
				selectedDirectory != ".")
				path += std::string(1u, PATH_SEP) + selectedDirectory;
		}

		return path;
	}

	std::string IGFD::FileManager::GetResultingFileName(FileDialogInternal& vFileDialogInternal)
	{
		if (!puDLGDirectoryMode) // if not directory mode
		{
			return vFileDialogInternal.puFilterManager.ReplaceExtentionWithCurrentFilter(std::string(puFileNameBuffer));
		}

		return ""; // directory mode
	}

	std::string IGFD::FileManager::GetResultingFilePathName(FileDialogInternal& vFileDialogInternal)
	{
		std::string result = GetResultingPath();

		std::string filename = GetResultingFileName(vFileDialogInternal);
		if (!filename.empty())
		{
#ifdef _IGFD_UNIX_
			if (puFsRoot != result)
#endif // _IGFD_UNIX_
				result += std::string(1u, PATH_SEP);

			result += filename;
		}

		return result;
	}

	std::map<std::string, std::string> IGFD::FileManager::GetResultingSelection()
	{
		std::map<std::string, std::string> res;

		for (auto& selectedFileName : prSelectedFileNames)
		{
			std::string result = GetResultingPath();

#ifdef _IGFD_UNIX_
			if (puFsRoot != result)
#endif // _IGFD_UNIX_
				result += std::string(1u, PATH_SEP);

			result += selectedFileName;

			res[selectedFileName] = result;
		}

		return res;
	}

	/////////////////////////////////////////////////////////////////////////////////////
	//// FILE DIALOG INTERNAL ///////////////////////////////////////////////////////////
	/////////////////////////////////////////////////////////////////////////////////////

	void IGFD::FileDialogInternal::NewFrame()
	{
		puCanWeContinue = true;	// reset flag for possibily validate the dialog
		puIsOk = false;				// reset dialog result
		puFileManager.puDrivesClicked = false;
		puFileManager.puPathClicked = false;

		puNeedToExitDialog = false;

#ifdef USE_DIALOG_EXIT_WITH_KEY
		if (ImGui::IsKeyPressed(IGFD_EXIT_KEY))
		{
			// we do that here with the data's defined at the last frame
			// because escape key can quit input activation and at the end of the frame all flag will be false
			// so we will detect nothing
			if (!(puFileManager.puInputPathActivated ||
				puSearchManager.puSearchInputIsActive ||
				puFileInputIsActive ||
				puFileListViewIsActive))
			{
				puNeedToExitDialog = true; // need to quit dialog
			}
		}
		else
#endif
		{
			puSearchManager.puSearchInputIsActive = false;
			puFileInputIsActive = false;
			puFileListViewIsActive = false;
		}
	}

	void IGFD::FileDialogInternal::EndFrame()
	{
		// directory change
		if (puFileManager.puPathClicked)
		{
			puFileManager.OpenCurrentPath(*this);
		}

		if (puFileManager.puDrivesClicked)
		{
			if (puFileManager.GetDrives())
			{
				puFileManager.ApplyFilteringOnFileList(*this);
			}
		}

		if (puFileManager.puInputPathActivated)
		{
			auto gio = ImGui::GetIO();
			if (ImGui::IsKeyReleased(ImGuiKey_Enter))
			{
				puFileManager.SetCurrentPath(std::string(puFileManager.puInputPathBuffer));
				puFileManager.OpenCurrentPath(*this);
				puFileManager.puInputPathActivated = false;
			}
			if (ImGui::IsKeyReleased(ImGuiKey_Escape))
			{
				puFileManager.puInputPathActivated = false;
			}
		}
	}

	void IGFD::FileDialogInternal::ResetForNewDialog()
	{

	}

	/////////////////////////////////////////////////////////////////////////////////////
	//// THUMBNAIL FEATURE //////////////////////////////////////////////////////////////
	/////////////////////////////////////////////////////////////////////////////////////

	IGFD::ThumbnailFeature::ThumbnailFeature()
	{
#ifdef USE_THUMBNAILS
		prDisplayMode = DisplayModeEnum::FILE_LIST;
#endif
	}

	IGFD::ThumbnailFeature::~ThumbnailFeature()	= default;

	void IGFD::ThumbnailFeature::NewThumbnailFrame(FileDialogInternal& vFileDialogInternal)
	{
#ifdef USE_THUMBNAILS
		prStartThumbnailFileDatasExtraction();
#else
		(void)vFileDialogInternal;
#endif
	}

	void IGFD::ThumbnailFeature::EndThumbnailFrame(FileDialogInternal& vFileDialogInternal)
	{
#ifdef USE_THUMBNAILS
		prClearThumbnails(vFileDialogInternal);
#else
		(void)vFileDialogInternal;
#endif
	}

	void IGFD::ThumbnailFeature::QuitThumbnailFrame(FileDialogInternal& vFileDialogInternal)
	{
#ifdef USE_THUMBNAILS
		prStopThumbnailFileDatasExtraction();
		prClearThumbnails(vFileDialogInternal);
#else
		(void)vFileDialogInternal;
#endif
	}

#ifdef USE_THUMBNAILS
	void IGFD::ThumbnailFeature::prStartThumbnailFileDatasExtraction()
	{
		const bool res = prThumbnailGenerationThread.use_count() && prThumbnailGenerationThread->joinable();
		if (!res)
		{
			prIsWorking = true;
			prCountFiles = 0U;
			prThumbnailGenerationThread = std::shared_ptr<std::thread>(
				new std::thread(&IGFD::ThumbnailFeature::prThreadThumbnailFileDatasExtractionFunc, this),
				[this](std::thread* obj)
				{
					prIsWorking = false;
					if (obj)
						obj->join();
				});
		}
	}

	bool IGFD::ThumbnailFeature::prStopThumbnailFileDatasExtraction()
	{
		const bool res = prThumbnailGenerationThread.use_count() && prThumbnailGenerationThread->joinable();
		if (res)
		{
			prThumbnailGenerationThread.reset();
		}

		return res;
	}

	void IGFD::ThumbnailFeature::prThreadThumbnailFileDatasExtractionFunc()
	{
		prCountFiles = 0U;
		prIsWorking = true;

		// infinite loop while is thread working
		while(prIsWorking)
		{
			if (!prThumbnailFileDatasToGet.empty())
			{
				std::shared_ptr<FileInfos> file = nullptr;
				prThumbnailFileDatasToGetMutex.lock();
				//get the first file in the list
				file = (*prThumbnailFileDatasToGet.begin());
				prThumbnailFileDatasToGetMutex.unlock();

				// retrieve datas of the texture file if its an image file
				if (file.use_count())
				{
					if (file->fileType.isFile()) //-V522
					{
						if (file->fileExt == ".png"
							|| file->fileExt == ".bmp"
							|| file->fileExt == ".tga"
							|| file->fileExt == ".jpg" || file->fileExt == ".jpeg"
							|| file->fileExt == ".gif"
							|| file->fileExt == ".psd"
							|| file->fileExt == ".pic"
							|| file->fileExt == ".ppm" || file->fileExt == ".pgm"
							//|| file->fileExt == ".hdr" => format float so in few times
							)
						{
							auto fpn = file->filePath + std::string(1u, PATH_SEP) + file->fileNameExt;

							int w = 0;
							int h = 0;
							int chans = 0;
							uint8_t *datas = stbi_load(fpn.c_str(), &w, &h, &chans, STBI_rgb_alpha);
							if (datas)
							{
								if (w && h)
								{
									// resize with respect to glyph ratio
									const float ratioX = (float)w / (float)h;
									const float newX = DisplayMode_ThumbailsList_ImageHeight * ratioX;
									float newY = w / ratioX;
									if (newX < w)
										newY = DisplayMode_ThumbailsList_ImageHeight;

									const auto newWidth = (int)newX;
									const auto newHeight = (int)newY;
									const auto newBufSize = (size_t)(newWidth * newHeight * 4U); //-V112 //-V1028
									auto resizedData = new uint8_t[newBufSize];

									const int resizeSucceeded = stbir_resize_uint8(
										datas, w, h, 0,
										resizedData, newWidth, newHeight, 0,
										4); //-V112

									if (resizeSucceeded)
									{
										auto th = &file->thumbnailInfo;

										th->textureFileDatas = resizedData;
										th->textureWidth = newWidth;
										th->textureHeight = newHeight;
										th->textureChannels = 4; //-V112

										// we set that at least, because will launch the gpu creation of the texture in the main thread
										th->isReadyToUpload = true;

										// need gpu loading
										prAddThumbnailToCreate(file);
									}
								}
								else
								{
									printf("image loading fail : w:%i h:%i c:%i\n", w, h, 4); //-V112
								}

								stbi_image_free(datas);
							}
						}
					}

					// peu importe le resultat on vire le fichicer
					// remove form this list
					// write => thread concurency issues
					prThumbnailFileDatasToGetMutex.lock();
					prThumbnailFileDatasToGet.pop_front();
					prThumbnailFileDatasToGetMutex.unlock();
				}
			}
			else
			{
				std::this_thread::sleep_for(std::chrono::milliseconds(500));
			}
		}
	}

	inline void inVariadicProgressBar(float fraction, const ImVec2& size_arg, const char* fmt, ...)
	{
		va_list args;
		va_start(args, fmt);
		char TempBuffer[512];
		const int w = vsnprintf(TempBuffer, 511, fmt, args);
		va_end(args);
		if (w)
		{
			ImGui::ProgressBar(fraction, size_arg, TempBuffer);
		}
	}

	void IGFD::ThumbnailFeature::prDrawThumbnailGenerationProgress()
	{
		if (prThumbnailGenerationThread.use_count() && prThumbnailGenerationThread->joinable())
		{
			if (!prThumbnailFileDatasToGet.empty())
			{
				const auto p = (float)((double)prCountFiles / (double)prThumbnailFileDatasToGet.size()); // read => no thread concurency issues
				inVariadicProgressBar(p, ImVec2(50, 0), "%u/%u", prCountFiles, (uint32_t)prThumbnailFileDatasToGet.size()); // read => no thread concurency issues
				ImGui::SameLine();
			}
		}
	}

	void IGFD::ThumbnailFeature::prAddThumbnailToLoad(const std::shared_ptr<FileInfos>& vFileInfos)
	{
		if (vFileInfos.use_count())
		{
			if (vFileInfos->fileType.isFile())
			{
				if (vFileInfos->fileExt == ".png"
					|| vFileInfos->fileExt == ".bmp"
					|| vFileInfos->fileExt == ".tga"
					|| vFileInfos->fileExt == ".jpg" || vFileInfos->fileExt == ".jpeg"
					|| vFileInfos->fileExt == ".gif"
					|| vFileInfos->fileExt == ".psd"
					|| vFileInfos->fileExt == ".pic"
					|| vFileInfos->fileExt == ".ppm" || vFileInfos->fileExt == ".pgm"
					//|| file->fileExt == ".hdr" => format float so in few times
					)
				{
					// write => thread concurency issues
					prThumbnailFileDatasToGetMutex.lock();
					prThumbnailFileDatasToGet.push_back(vFileInfos);
					vFileInfos->thumbnailInfo.isLoadingOrLoaded = true;
					prThumbnailFileDatasToGetMutex.unlock();
				}
			}
		}
	}

	void IGFD::ThumbnailFeature::prAddThumbnailToCreate(const std::shared_ptr<FileInfos>& vFileInfos)
	{
		if (vFileInfos.use_count())
		{
			// write => thread concurency issues
			prThumbnailToCreateMutex.lock();
			prThumbnailToCreate.push_back(vFileInfos);
			prThumbnailToCreateMutex.unlock();
		}
	}

	void IGFD::ThumbnailFeature::prAddThumbnailToDestroy(const IGFD_Thumbnail_Info& vIGFD_Thumbnail_Info)
	{
		// write => thread concurency issues
		prThumbnailToDestroyMutex.lock();
		prThumbnailToDestroy.push_back(vIGFD_Thumbnail_Info);
		prThumbnailToDestroyMutex.unlock();
	}

	void IGFD::ThumbnailFeature::prDrawDisplayModeToolBar()
	{
		if (IMGUI_RADIO_BUTTON(DisplayMode_FilesList_ButtonString,
			prDisplayMode == DisplayModeEnum::FILE_LIST))
			prDisplayMode = DisplayModeEnum::FILE_LIST;
		if (ImGui::IsItemHovered())	ImGui::SetTooltip(DisplayMode_FilesList_ButtonHelp);
		ImGui::SameLine();
		if (IMGUI_RADIO_BUTTON(DisplayMode_ThumbailsList_ButtonString,
			prDisplayMode == DisplayModeEnum::THUMBNAILS_LIST))
			prDisplayMode = DisplayModeEnum::THUMBNAILS_LIST;
		if (ImGui::IsItemHovered())	ImGui::SetTooltip(DisplayMode_ThumbailsList_ButtonHelp);
		ImGui::SameLine();
		/* todo
		if (IMGUI_RADIO_BUTTON(DisplayMode_ThumbailsGrid_ButtonString,
			prDisplayMode == DisplayModeEnum::THUMBNAILS_GRID))
			prDisplayMode = DisplayModeEnum::THUMBNAILS_GRID;
		if (ImGui::IsItemHovered())	ImGui::SetTooltip(DisplayMode_ThumbailsGrid_ButtonHelp);
		ImGui::SameLine();
		*/
		prDrawThumbnailGenerationProgress();
	}

	void IGFD::ThumbnailFeature::prClearThumbnails(FileDialogInternal& vFileDialogInternal)
	{
		// directory wil be changed so the file list will be erased
		if (vFileDialogInternal.puFileManager.puPathClicked)
		{
			size_t count = vFileDialogInternal.puFileManager.GetFullFileListSize();
			for (size_t idx = 0U; idx < count; idx++)
			{
				auto file = vFileDialogInternal.puFileManager.GetFullFileAt(idx);
				if (file.use_count())
				{
					if (file->thumbnailInfo.isReadyToDisplay) //-V522
					{
						prAddThumbnailToDestroy(file->thumbnailInfo);
					}
				}
			}
		}
	}

	void IGFD::ThumbnailFeature::SetCreateThumbnailCallback(const CreateThumbnailFun& vCreateThumbnailFun)
	{
		prCreateThumbnailFun = vCreateThumbnailFun;
	}

	void IGFD::ThumbnailFeature::SetDestroyThumbnailCallback(const DestroyThumbnailFun& vCreateThumbnailFun)
	{
		prDestroyThumbnailFun = vCreateThumbnailFun;
	}

	void IGFD::ThumbnailFeature::ManageGPUThumbnails()
	{
		if (prCreateThumbnailFun)
		{
			if (!prThumbnailToCreate.empty())
			{
				for (const auto& file : prThumbnailToCreate)
				{
					if (file.use_count())
					{
						prCreateThumbnailFun(&file->thumbnailInfo);
					}
				}
				prThumbnailToCreateMutex.lock();
				prThumbnailToCreate.clear();
				prThumbnailToCreateMutex.unlock();
			}
		}
		else
		{
			printf("No Callback found for create texture\nYou need to define the callback with a call to SetCreateThumbnailCallback\n");
		}

		if (prDestroyThumbnailFun)
		{
			if (!prThumbnailToDestroy.empty())
			{
				for (auto thumbnail : prThumbnailToDestroy)
				{
					prDestroyThumbnailFun(&thumbnail);
				}
				prThumbnailToDestroyMutex.lock();
				prThumbnailToDestroy.clear();
				prThumbnailToDestroyMutex.unlock();
			}
		}
		else
		{
		printf("No Callback found for destroy texture\nYou need to define the callback with a call to SetCreateThumbnailCallback\n");
		}
	}

#endif // USE_THUMBNAILS

	/////////////////////////////////////////////////////////////////////////////////////
	//// BOOKMARK FEATURE ///////////////////////////////////////////////////////////////
	/////////////////////////////////////////////////////////////////////////////////////

	IGFD::BookMarkFeature::BookMarkFeature()
	{
#ifdef USE_BOOKMARK
		prBookmarkWidth = defaultBookmarkPaneWith;
#endif // USE_BOOKMARK
	}

#ifdef USE_BOOKMARK
	void IGFD::BookMarkFeature::prDrawBookmarkButton()
	{
		IMGUI_TOGGLE_BUTTON(bookmarksButtonString, &prBookmarkPaneShown);

		if (ImGui::IsItemHovered())
			ImGui::SetTooltip(bookmarksButtonHelpString);
	}

	bool IGFD::BookMarkFeature::prDrawBookmarkPane(FileDialogInternal& vFileDialogInternal, const ImVec2& vSize)
	{
		bool res = false;

		ImGui::BeginChild("##bookmarkpane", vSize);

		static int selectedBookmarkForEdition = -1;

		if (IMGUI_BUTTON(addBookmarkButtonString "##ImGuiFileDialogAddBookmark"))
		{
			if (!vFileDialogInternal.puFileManager.IsComposerEmpty())
			{
				BookmarkStruct bookmark;
				bookmark.name = vFileDialogInternal.puFileManager.GetBack();
				bookmark.path = vFileDialogInternal.puFileManager.GetCurrentPath();
				prBookmarks.push_back(bookmark);
			}
		}
		if (selectedBookmarkForEdition >= 0 &&
			selectedBookmarkForEdition < (int)prBookmarks.size())
		{
			ImGui::SameLine();
			if (IMGUI_BUTTON(removeBookmarkButtonString "##ImGuiFileDialogAddBookmark"))
			{
				prBookmarks.erase(prBookmarks.begin() + selectedBookmarkForEdition);
				if (selectedBookmarkForEdition == (int)prBookmarks.size())
					selectedBookmarkForEdition--;
			}

			if (selectedBookmarkForEdition >= 0 &&
				selectedBookmarkForEdition < (int)prBookmarks.size())
			{
				ImGui::SameLine();

				ImGui::PushItemWidth(vSize.x - ImGui::GetCursorPosX());
				if (ImGui::InputText("##ImGuiFileDialogBookmarkEdit", prBookmarkEditBuffer, MAX_FILE_DIALOG_NAME_BUFFER))
				{
					prBookmarks[(size_t)selectedBookmarkForEdition].name = std::string(prBookmarkEditBuffer);
				}
				ImGui::PopItemWidth();
			}
		}

		ImGui::Separator();

		if (!prBookmarks.empty())
		{
			prBookmarkClipper.Begin((int)prBookmarks.size(), ImGui::GetTextLineHeightWithSpacing());
			while (prBookmarkClipper.Step())
			{
				for (int i = prBookmarkClipper.DisplayStart; i < prBookmarkClipper.DisplayEnd; i++)
				{
					if (i < 0) continue;
					const BookmarkStruct& bookmark = prBookmarks[(size_t)i];
					ImGui::PushID(i);
					if (ImGui::Selectable(bookmark.name.c_str(), selectedBookmarkForEdition == i,ImGuiSelectableFlags_AllowDoubleClick) ||
						(selectedBookmarkForEdition == -1 && bookmark.path == vFileDialogInternal.puFileManager.GetCurrentPath())) // select if path is current
					{
						selectedBookmarkForEdition = i;
						IGFD::Utils::ResetBuffer(prBookmarkEditBuffer);
						IGFD::Utils::AppendToBuffer(prBookmarkEditBuffer, MAX_FILE_DIALOG_NAME_BUFFER, bookmark.name);

						if (ImGui::IsMouseDoubleClicked(0)) // apply path
						{
							vFileDialogInternal.puFileManager.SetCurrentPath(bookmark.path);
							vFileDialogInternal.puFileManager.OpenCurrentPath(vFileDialogInternal);
							res = true;
						}
					}
					ImGui::PopID();
					if (ImGui::IsItemHovered())
						ImGui::SetTooltip("%s", bookmark.path.c_str()); //-V111
				}
			}
			prBookmarkClipper.End();
		}

		ImGui::EndChild();

		return res;
	}

	std::string IGFD::BookMarkFeature::SerializeBookmarks(const bool& vDontSerializeCodeBasedBookmarks)
	{
		std::string res;

		size_t idx = 0;
		for (auto& it : prBookmarks)
		{
			if (vDontSerializeCodeBasedBookmarks && it.defined_by_code)
				continue;

			if (idx++ != 0)
				res += "##"; // ## because reserved by imgui, so an input text cant have ##

			res += it.name + "##" + it.path;
		}

		return res;
	}

	void IGFD::BookMarkFeature::DeserializeBookmarks(const std::string& vBookmarks)
	{
		if (!vBookmarks.empty())
		{
			prBookmarks.clear();
			auto arr = IGFD::Utils::SplitStringToVector(vBookmarks, '#', false);
			for (size_t i = 0; i < arr.size(); i += 2)
			{
				if (i + 1 < arr.size()) // for avoid crash if arr size is impair due to user mistake after edition
				{
					BookmarkStruct bookmark;
					bookmark.name = arr[i];
					// if bad format we jump this bookmark
					bookmark.path = arr[i + 1];
					prBookmarks.push_back(bookmark);
				}
			}
		}
	}

	void IGFD::BookMarkFeature::AddBookmark(const std::string& vBookMarkName, const std::string& vBookMarkPath)
	{
		if (vBookMarkName.empty() || vBookMarkPath.empty())
			return;

		BookmarkStruct bookmark;
		bookmark.name = vBookMarkName;
		bookmark.path = vBookMarkPath;
		bookmark.defined_by_code = true;
		prBookmarks.push_back(bookmark);
	}

	bool IGFD::BookMarkFeature::RemoveBookmark(const std::string& vBookMarkName)
	{
		if (vBookMarkName.empty())
			return false;

		for (auto bookmark_it = prBookmarks.begin(); bookmark_it != prBookmarks.end(); ++bookmark_it)
		{
			if ((*bookmark_it).name == vBookMarkName)
			{
				prBookmarks.erase(bookmark_it);
				return true;
			}
		}

		return false;
	}
#endif // USE_BOOKMARK

	/////////////////////////////////////////////////////////////////////////////////////
	//// KEY EXPLORER FEATURE ///////////////////////////////////////////////////////////
	/////////////////////////////////////////////////////////////////////////////////////

	KeyExplorerFeature::KeyExplorerFeature() = default;

#ifdef USE_EXPLORATION_BY_KEYS
	bool IGFD::KeyExplorerFeature::prLocateItem_Loop(FileDialogInternal& vFileDialogInternal, ImWchar vC)
	{
		bool found = false;

		auto& fdi = vFileDialogInternal.puFileManager;
		if (!fdi.IsFilteredListEmpty())
		{
			auto countFiles = fdi.GetFilteredListSize();
			for (size_t i = prLocateFileByInputChar_lastFileIdx; i < countFiles; i++)
			{
				auto nfo = fdi.GetFilteredFileAt(i);
				if (nfo.use_count())
				{
					if (nfo->fileNameExt_optimized[0] == vC || // lower case search //-V522
						nfo->fileNameExt[0] == vC) // maybe upper case search
					{
						//float p = ((float)i) * ImGui::GetTextLineHeightWithSpacing();
						float p = (float)((double)i / (double)countFiles) * ImGui::GetScrollMaxY();
						ImGui::SetScrollY(p);
						prLocateFileByInputChar_lastFound = true;
						prLocateFileByInputChar_lastFileIdx = i;
						prStartFlashItem(prLocateFileByInputChar_lastFileIdx);

						auto infos = fdi.GetFilteredFileAt(prLocateFileByInputChar_lastFileIdx);
						if (infos.use_count())
						{
							if (infos->fileType.isDir()) //-V522
							{
								if (fdi.puDLGDirectoryMode) // directory chooser
								{
									fdi.SelectFileName(vFileDialogInternal, infos);
								}
							}
							else
							{
								fdi.SelectFileName(vFileDialogInternal, infos);
							}

							found = true;
							break;
						}
					}
				}
			}
		}

		return found;
	}

	void IGFD::KeyExplorerFeature::prLocateByInputKey(FileDialogInternal& vFileDialogInternal)
	{
		ImGuiContext& g = *GImGui;
		auto& fdi = vFileDialogInternal.puFileManager;
		if (!g.ActiveId && !fdi.IsFilteredListEmpty())
		{
			auto& queueChar = ImGui::GetIO().InputQueueCharacters;
			auto countFiles = fdi.GetFilteredListSize();

			// point by char
			if (!queueChar.empty())
			{
				ImWchar c = queueChar.back();
				if (prLocateFileByInputChar_InputQueueCharactersSize != queueChar.size())
				{
					if (c == prLocateFileByInputChar_lastChar) // next file starting with same char until
					{
						if (prLocateFileByInputChar_lastFileIdx < countFiles - 1U)
							prLocateFileByInputChar_lastFileIdx++;
						else
							prLocateFileByInputChar_lastFileIdx = 0;
					}

					if (!prLocateItem_Loop(vFileDialogInternal, c))
					{
						// not found, loop again from 0 this time
						prLocateFileByInputChar_lastFileIdx = 0;
						prLocateItem_Loop(vFileDialogInternal, c);
					}

					prLocateFileByInputChar_lastChar = c;
				}
			}

			prLocateFileByInputChar_InputQueueCharactersSize = queueChar.size();
		}
	}

	void IGFD::KeyExplorerFeature::prExploreWithkeys(FileDialogInternal& vFileDialogInternal, ImGuiID vListViewID)
	{
		auto& fdi = vFileDialogInternal.puFileManager;
		if (!fdi.IsFilteredListEmpty())
		{
			bool canWeExplore = false;
			bool hasNav = (ImGui::GetIO().ConfigFlags & ImGuiConfigFlags_NavEnableKeyboard);

			ImGuiContext& g = *GImGui;
			if (!hasNav && !g.ActiveId) // no nav and no activated inputs
				canWeExplore = true;

			if (g.NavId && g.NavId == vListViewID)
			{
				if (ImGui::IsKeyPressed(ImGuiKey_Enter) ||
					ImGui::IsKeyPressed(ImGuiKey_KeypadEnter) ||
					ImGui::IsKeyPressed(ImGuiKey_Space))
				{
					ImGui::ActivateItem(vListViewID);
					ImGui::SetActiveID(vListViewID, g.CurrentWindow);
				}
			}

			if (vListViewID == g.LastActiveId-1) // if listview id is the last acticated nav id (ImGui::ActivateItem(vListViewID);)
				canWeExplore = true;

			if (canWeExplore && ImGui::IsWindowFocused())
			{
				if (ImGui::IsKeyPressed(ImGuiKey_Escape))
				{
					ImGui::ClearActiveID();
					g.LastActiveId = 0;
				}

				auto countFiles = fdi.GetFilteredListSize();

				// explore
				bool exploreByKey = false;
				bool enterInDirectory = false;
				bool exitDirectory = false;

				if ((hasNav && ImGui::IsKeyPressed(ImGuiKey_UpArrow)) || (!hasNav && ImGui::IsKeyPressed(ImGuiKey_UpArrow)))
				{
					exploreByKey = true;
					if (prLocateFileByInputChar_lastFileIdx > 0)
						prLocateFileByInputChar_lastFileIdx--;
					else
						prLocateFileByInputChar_lastFileIdx = countFiles - 1U;
				}
				else if ((hasNav && ImGui::IsKeyPressed(ImGuiKey_DownArrow)) || (!hasNav && ImGui::IsKeyPressed(ImGuiKey_DownArrow)))
				{
					exploreByKey = true;
					if (prLocateFileByInputChar_lastFileIdx < countFiles - 1U)
						prLocateFileByInputChar_lastFileIdx++;
					else
						prLocateFileByInputChar_lastFileIdx = 0U;
				}
				else if (ImGui::IsKeyReleased(ImGuiKey_Enter))
				{
					exploreByKey = true;
					enterInDirectory = true;
				}
				else if (ImGui::IsKeyReleased(ImGuiKey_Backspace))
				{
					exploreByKey = true;
					exitDirectory = true;
				}

				if (exploreByKey)
				{
					//float totalHeight = prFilteredFileList.size() * ImGui::GetTextLineHeightWithSpacing();
					float p = (float)((double)prLocateFileByInputChar_lastFileIdx / (double)(countFiles - 1U)) * ImGui::GetScrollMaxY();// seems not udpated in tables version outside tables
					//float p = ((float)locateFileByInputChar_lastFileIdx) * ImGui::GetTextLineHeightWithSpacing();
					ImGui::SetScrollY(p);
					prStartFlashItem(prLocateFileByInputChar_lastFileIdx);

					auto infos = fdi.GetFilteredFileAt(prLocateFileByInputChar_lastFileIdx);
					if (infos.use_count())
					{
						if (infos->fileType.isDir()) //-V522
						{
							if (!fdi.puDLGDirectoryMode || enterInDirectory)
							{
								if (enterInDirectory)
								{
									if (fdi.SelectDirectory(infos))
									{
										// changement de repertoire
										vFileDialogInternal.puFileManager.OpenCurrentPath(vFileDialogInternal);
										if (prLocateFileByInputChar_lastFileIdx > countFiles - 1U)
										{
											prLocateFileByInputChar_lastFileIdx = 0;
										}
									}
								}
							}
							else // directory chooser
							{
								fdi.SelectFileName(vFileDialogInternal, infos);
							}
						}
						else
						{
							fdi.SelectFileName(vFileDialogInternal, infos);

							if (enterInDirectory)
							{
								vFileDialogInternal.puIsOk = true;
							}
						}

						if (exitDirectory)
						{
							auto nfo = std::make_shared<FileInfos>();
							nfo->fileNameExt = "..";

							if (fdi.SelectDirectory(nfo))
							{
								// changement de repertoire
								vFileDialogInternal.puFileManager.OpenCurrentPath(vFileDialogInternal);
								if (prLocateFileByInputChar_lastFileIdx > countFiles - 1U)
								{
									prLocateFileByInputChar_lastFileIdx = 0;
								}
							}
#ifdef _IGFD_WIN_
							else
							{
								if (fdi.GetComposerSize() == 1U)
								{
									if (fdi.GetDrives())
									{
										fdi.ApplyFilteringOnFileList(vFileDialogInternal);
									}
								}
							}
#endif // _IGFD_WIN_
						}
					}
				}
			}
		}
	}

	bool IGFD::KeyExplorerFeature::prFlashableSelectable(const char* label, bool selected,
		ImGuiSelectableFlags flags, bool vFlashing, const ImVec2& size_arg)
	{
		using namespace ImGui;

		ImGuiWindow* window = GetCurrentWindow();
		if (window->SkipItems)
			return false;

		ImGuiContext& g = *GImGui;
		const ImGuiStyle& style = g.Style;

		// Submit label or explicit size to ItemSize(), whereas ItemAdd() will submit a larger/spanning rectangle.
		ImGuiID id = window->GetID(label);
		ImVec2 label_size = CalcTextSize(label, NULL, true);
		ImVec2 size(size_arg.x != 0.0f ? size_arg.x : label_size.x, size_arg.y != 0.0f ? size_arg.y : label_size.y);
		ImVec2 pos = window->DC.CursorPos;
		pos.y += window->DC.CurrLineTextBaseOffset;
		ItemSize(size, 0.0f);

		// Fill horizontal space
		// We don't support (size < 0.0f) in Selectable() because the ItemSpacing extension would make explicitly right-aligned sizes not visibly match other widgets.
		const bool span_all_columns = (flags & ImGuiSelectableFlags_SpanAllColumns) != 0;
		const float min_x = span_all_columns ? window->ParentWorkRect.Min.x : pos.x;
		const float max_x = span_all_columns ? window->ParentWorkRect.Max.x : window->WorkRect.Max.x;
		if (size_arg.x == 0.0f || (flags & ImGuiSelectableFlags_SpanAvailWidth))
			size.x = ImMax(label_size.x, max_x - min_x);

		// Text stays at the submission position, but bounding box may be extended on both sides
		const ImVec2 text_min = pos;
		const ImVec2 text_max(min_x + size.x, pos.y + size.y);

		// Selectables are meant to be tightly packed together with no click-gap, so we extend their box to cover spacing between selectable.
		ImRect bb(min_x, pos.y, text_max.x, text_max.y);
		if ((flags & ImGuiSelectableFlags_NoPadWithHalfSpacing) == 0)
		{
			const float spacing_x = span_all_columns ? 0.0f : style.ItemSpacing.x;
			const float spacing_y = style.ItemSpacing.y;
			const float spacing_L = IM_FLOOR(spacing_x * 0.50f);
			const float spacing_U = IM_FLOOR(spacing_y * 0.50f);
			bb.Min.x -= spacing_L;
			bb.Min.y -= spacing_U;
			bb.Max.x += (spacing_x - spacing_L);
			bb.Max.y += (spacing_y - spacing_U);
		}
		//if (g.IO.KeyCtrl) { GetForegroundDrawList()->AddRect(bb.Min, bb.Max, IM_COL32(0, 255, 0, 255)); }

		// Modify ClipRect for the ItemAdd(), faster than doing a PushColumnsBackground/PushTableBackground for every Selectable..
		const float backup_clip_rect_min_x = window->ClipRect.Min.x;
		const float backup_clip_rect_max_x = window->ClipRect.Max.x;
		if (span_all_columns)
		{
			window->ClipRect.Min.x = window->ParentWorkRect.Min.x;
			window->ClipRect.Max.x = window->ParentWorkRect.Max.x;
		}

		const bool disabled_item = (flags & ImGuiSelectableFlags_Disabled) != 0;
		const bool item_add = ItemAdd(bb, id, NULL, disabled_item ? ImGuiItemFlags_Disabled : ImGuiItemFlags_None);
		if (span_all_columns)
		{
			window->ClipRect.Min.x = backup_clip_rect_min_x;
			window->ClipRect.Max.x = backup_clip_rect_max_x;
		}

		if (!item_add)
			return false;

		const bool disabled_global = (g.CurrentItemFlags & ImGuiItemFlags_Disabled) != 0;
		if (disabled_item && !disabled_global) // Only testing this as an optimization
			BeginDisabled();

		// FIXME: We can standardize the behavior of those two, we could also keep the fast path of override ClipRect + full push on render only,
		// which would be advantageous since most selectable are not selected.
		if (span_all_columns && window->DC.CurrentColumns)
			PushColumnsBackground();
		else if (span_all_columns && g.CurrentTable)
			TablePushBackgroundChannel();

		// We use NoHoldingActiveID on menus so user can click and _hold_ on a menu then drag to browse child entries
		ImGuiButtonFlags button_flags = 0;
		if (flags & ImGuiSelectableFlags_NoHoldingActiveID) { button_flags |= ImGuiButtonFlags_NoHoldingActiveId; }
		if (flags & ImGuiSelectableFlags_NoSetKeyOwner) { button_flags |= ImGuiButtonFlags_NoSetKeyOwner; }
		if (flags & ImGuiSelectableFlags_SelectOnClick) { button_flags |= ImGuiButtonFlags_PressedOnClick; }
		if (flags & ImGuiSelectableFlags_SelectOnRelease) { button_flags |= ImGuiButtonFlags_PressedOnRelease; }
		if (flags & ImGuiSelectableFlags_AllowDoubleClick) { button_flags |= ImGuiButtonFlags_PressedOnClickRelease | ImGuiButtonFlags_PressedOnDoubleClick; }
		if (flags & ImGuiSelectableFlags_AllowItemOverlap) { button_flags |= ImGuiButtonFlags_AllowItemOverlap; }

		const bool was_selected = selected;
		bool hovered, held;
		bool pressed = ButtonBehavior(bb, id, &hovered, &held, button_flags);

		// Auto-select when moved into
		// - This will be more fully fleshed in the range-select branch
		// - This is not exposed as it won't nicely work with some user side handling of shift/control
		// - We cannot do 'if (g.NavJustMovedToId != id) { selected = false; pressed = was_selected; }' for two reasons
		//   - (1) it would require focus scope to be set, need exposing PushFocusScope() or equivalent (e.g. BeginSelection() calling PushFocusScope())
		//   - (2) usage will fail with clipped items
		//   The multi-select API aim to fix those issues, e.g. may be replaced with a BeginSelection() API.
		if ((flags & ImGuiSelectableFlags_SelectOnNav) && g.NavJustMovedToId != 0 && g.NavJustMovedToFocusScopeId == g.CurrentFocusScopeId)
			if (g.NavJustMovedToId == id)
				selected = pressed = true;

		// Update NavId when clicking or when Hovering (this doesn't happen on most widgets), so navigation can be resumed with gamepad/keyboard
		if (pressed || (hovered && (flags & ImGuiSelectableFlags_SetNavIdOnHover)))
		{
			if (!g.NavDisableMouseHover && g.NavWindow == window && g.NavLayer == window->DC.NavLayerCurrent)
			{
				SetNavID(id, window->DC.NavLayerCurrent, g.CurrentFocusScopeId, WindowRectAbsToRel(window, bb)); // (bb == NavRect)
				g.NavDisableHighlight = true;
			}
		}
		if (pressed)
			MarkItemEdited(id);

		if (flags & ImGuiSelectableFlags_AllowItemOverlap)
			SetItemAllowOverlap();

		// In this branch, Selectable() cannot toggle the selection so this will never trigger.
		if (selected != was_selected) //-V547
			g.LastItemData.StatusFlags |= ImGuiItemStatusFlags_ToggledSelection;

		// Render
		if (hovered || selected || vFlashing)
		{
			const ImU32 col = GetColorU32((held && hovered) ? ImGuiCol_HeaderActive : hovered ? ImGuiCol_HeaderHovered : ImGuiCol_Header);
			RenderFrame(bb.Min, bb.Max, col, false, 0.0f);
		}
		RenderNavHighlight(bb, id, ImGuiNavHighlightFlags_TypeThin | ImGuiNavHighlightFlags_NoRounding);

		if (span_all_columns && window->DC.CurrentColumns)
			PopColumnsBackground();
		else if (span_all_columns && g.CurrentTable)
			TablePopBackgroundChannel();

		RenderTextClipped(text_min, text_max, label, NULL, &label_size, style.SelectableTextAlign, &bb);

		// Automatically close popups
		if (pressed && (window->Flags & ImGuiWindowFlags_Popup) && !(flags & ImGuiSelectableFlags_DontClosePopups) && !(g.LastItemData.InFlags & ImGuiItemFlags_SelectableDontClosePopup))
			CloseCurrentPopup();

		if (disabled_item && !disabled_global)
			EndDisabled();

		IMGUI_TEST_ENGINE_ITEM_INFO(id, label, g.LastItemData.StatusFlags);
		return pressed; //-V1020
	}

	void IGFD::KeyExplorerFeature::prStartFlashItem(size_t vIdx)
	{
		prFlashAlpha = 1.0f;
		prFlashedItem = vIdx;
	}

	bool IGFD::KeyExplorerFeature::prBeginFlashItem(size_t vIdx)
	{
		bool res = false;

		if (prFlashedItem == vIdx &&
			std::abs(prFlashAlpha - 0.0f) > 0.00001f)
		{
			prFlashAlpha -= prFlashAlphaAttenInSecs * ImGui::GetIO().DeltaTime;
			if (prFlashAlpha < 0.0f) prFlashAlpha = 0.0f;

			ImVec4 hov = ImGui::GetStyleColorVec4(ImGuiCol_HeaderHovered);
			hov.w = prFlashAlpha;
			ImGui::PushStyleColor(ImGuiCol_HeaderHovered, hov);
			res = true;
		}

		return res;
	}

	void IGFD::KeyExplorerFeature::prEndFlashItem()
	{
		ImGui::PopStyleColor();
	}

	void IGFD::KeyExplorerFeature::SetFlashingAttenuationInSeconds(float vAttenValue)
	{
		prFlashAlphaAttenInSecs = 1.0f / ImMax(vAttenValue, 0.01f);
	}
#endif // USE_EXPLORATION_BY_KEYS

	/////////////////////////////////////////////////////////////////////////////////////
	//// FILE DIALOG CONSTRUCTOR / DESTRUCTOR ///////////////////////////////////////////
	/////////////////////////////////////////////////////////////////////////////////////

	IGFD::FileDialog::FileDialog() : BookMarkFeature(), KeyExplorerFeature(), ThumbnailFeature() {}
	IGFD::FileDialog::~FileDialog() = default;

	//////////////////////////////////////////////////////////////////////////////////////////////////
	///// FILE DIALOG STANDARD DIALOG ////////////////////////////////////////////////////////////////
	//////////////////////////////////////////////////////////////////////////////////////////////////

	// path and fileNameExt can be specified
	void IGFD::FileDialog::OpenDialog(
		const std::string& vKey,
		const std::string& vTitle,
		const char* vFilters,
		const std::string& vPath,
		const std::string& vFileName,
		const int& vCountSelectionMax,
		UserDatas vUserDatas,
		ImGuiFileDialogFlags vFlags)
	{
		if (prFileDialogInternal.puShowDialog) // if already opened, quit
			return;

		prFileDialogInternal.ResetForNewDialog();

		prFileDialogInternal.puDLGkey = vKey;
		prFileDialogInternal.puDLGtitle = vTitle;
		prFileDialogInternal.puDLGuserDatas = vUserDatas;
		prFileDialogInternal.puDLGflags = vFlags;
		prFileDialogInternal.puDLGoptionsPane = nullptr;
		prFileDialogInternal.puDLGoptionsPaneWidth = 0.0f;

		prFileDialogInternal.puFilterManager.puDLGdefaultExt.clear();
		prFileDialogInternal.puFilterManager.ParseFilters(vFilters);

		prFileDialogInternal.puFileManager.puDLGDirectoryMode = (vFilters == nullptr);
		if (vPath.empty())
			prFileDialogInternal.puFileManager.puDLGpath = prFileDialogInternal.puFileManager.GetCurrentPath();
		else
			prFileDialogInternal.puFileManager.puDLGpath = vPath;
		prFileDialogInternal.puFileManager.SetCurrentPath(vPath);
		prFileDialogInternal.puFileManager.puDLGcountSelectionMax = (size_t)vCountSelectionMax;
		prFileDialogInternal.puFileManager.SetDefaultFileName(vFileName);

		prFileDialogInternal.puFileManager.ClearAll();

		prFileDialogInternal.puShowDialog = true;					// open dialog
	}

	// path and filename are obtained from filePathName
	void IGFD::FileDialog::OpenDialog(
		const std::string& vKey,
		const std::string& vTitle,
		const char* vFilters,
		const std::string& vFilePathName,
		const int& vCountSelectionMax,
		UserDatas vUserDatas,
		ImGuiFileDialogFlags vFlags)
	{
		if (prFileDialogInternal.puShowDialog) // if already opened, quit
			return;

		prFileDialogInternal.ResetForNewDialog();

		prFileDialogInternal.puDLGkey = vKey;
		prFileDialogInternal.puDLGtitle = vTitle;
		prFileDialogInternal.puDLGoptionsPane = nullptr;
		prFileDialogInternal.puDLGoptionsPaneWidth = 0.0f;
		prFileDialogInternal.puDLGuserDatas = vUserDatas;
		prFileDialogInternal.puDLGflags = vFlags;

		auto ps = IGFD::Utils::ParsePathFileName(vFilePathName);
		if (ps.isOk)
		{
			prFileDialogInternal.puFileManager.puDLGpath = ps.path;
			prFileDialogInternal.puFileManager.SetDefaultFileName(ps.name);
			prFileDialogInternal.puFilterManager.puDLGdefaultExt = "." + ps.ext;
		}
		else
		{
			prFileDialogInternal.puFileManager.puDLGpath = prFileDialogInternal.puFileManager.GetCurrentPath();
			prFileDialogInternal.puFileManager.SetDefaultFileName("");
			prFileDialogInternal.puFilterManager.puDLGdefaultExt.clear();
		}

		prFileDialogInternal.puFilterManager.ParseFilters(vFilters);
		prFileDialogInternal.puFilterManager.SetSelectedFilterWithExt(
			prFileDialogInternal.puFilterManager.puDLGdefaultExt);

		prFileDialogInternal.puFileManager.SetCurrentPath(prFileDialogInternal.puFileManager.puDLGpath);

		prFileDialogInternal.puFileManager.puDLGDirectoryMode = (vFilters == nullptr);
		prFileDialogInternal.puFileManager.puDLGcountSelectionMax = vCountSelectionMax; //-V101

		prFileDialogInternal.puFileManager.ClearAll();

		prFileDialogInternal.puShowDialog = true;
	}

	// with pane
	// path and fileNameExt can be specified
	void IGFD::FileDialog::OpenDialog(
		const std::string& vKey,
		const std::string& vTitle,
		const char* vFilters,
		const std::string& vPath,
		const std::string& vFileName,
		const PaneFun& vSidePane,
		const float& vSidePaneWidth,
		const int& vCountSelectionMax,
		UserDatas vUserDatas,
		ImGuiFileDialogFlags vFlags)
	{
		if (prFileDialogInternal.puShowDialog) // if already opened, quit
			return;

		prFileDialogInternal.ResetForNewDialog();

		prFileDialogInternal.puDLGkey = vKey;
		prFileDialogInternal.puDLGtitle = vTitle;
		prFileDialogInternal.puDLGuserDatas = vUserDatas;
		prFileDialogInternal.puDLGflags = vFlags;
		prFileDialogInternal.puDLGoptionsPane = vSidePane;
		prFileDialogInternal.puDLGoptionsPaneWidth = vSidePaneWidth;

		prFileDialogInternal.puFilterManager.puDLGdefaultExt.clear();
		prFileDialogInternal.puFilterManager.ParseFilters(vFilters);

		prFileDialogInternal.puFileManager.puDLGcountSelectionMax = (size_t)vCountSelectionMax;
		prFileDialogInternal.puFileManager.puDLGDirectoryMode = (vFilters == nullptr);
		if (vPath.empty())
			prFileDialogInternal.puFileManager.puDLGpath = prFileDialogInternal.puFileManager.GetCurrentPath();
		else
			prFileDialogInternal.puFileManager.puDLGpath = vPath;

		prFileDialogInternal.puFileManager.SetCurrentPath(prFileDialogInternal.puFileManager.puDLGpath);

		prFileDialogInternal.puFileManager.SetDefaultFileName(vFileName);

		prFileDialogInternal.puFileManager.ClearAll();

		prFileDialogInternal.puShowDialog = true;					// open dialog
	}

	// with pane
	// path and filename are obtained from filePathName
	void IGFD::FileDialog::OpenDialog(
		const std::string& vKey,
		const std::string& vTitle,
		const char* vFilters,
		const std::string& vFilePathName,
		const PaneFun& vSidePane,
		const float& vSidePaneWidth,
		const int& vCountSelectionMax,
		UserDatas vUserDatas,
		ImGuiFileDialogFlags vFlags)
	{
		if (prFileDialogInternal.puShowDialog) // if already opened, quit
			return;

		prFileDialogInternal.ResetForNewDialog();

		prFileDialogInternal.puDLGkey = vKey;
		prFileDialogInternal.puDLGtitle = vTitle;
		prFileDialogInternal.puDLGoptionsPane = vSidePane;
		prFileDialogInternal.puDLGoptionsPaneWidth = vSidePaneWidth;
		prFileDialogInternal.puDLGuserDatas = vUserDatas;
		prFileDialogInternal.puDLGflags = vFlags;

		auto ps = IGFD::Utils::ParsePathFileName(vFilePathName);
		if (ps.isOk)
		{
			prFileDialogInternal.puFileManager.puDLGpath = ps.path;
			prFileDialogInternal.puFileManager.SetDefaultFileName(vFilePathName);
			prFileDialogInternal.puFilterManager.puDLGdefaultExt = "." + ps.ext;
		}
		else
		{
			prFileDialogInternal.puFileManager.puDLGpath = prFileDialogInternal.puFileManager.GetCurrentPath();
			prFileDialogInternal.puFileManager.SetDefaultFileName("");
			prFileDialogInternal.puFilterManager.puDLGdefaultExt.clear();
		}

		prFileDialogInternal.puFileManager.SetCurrentPath(prFileDialogInternal.puFileManager.puDLGpath);

		prFileDialogInternal.puFileManager.puDLGcountSelectionMax = vCountSelectionMax; //-V101
		prFileDialogInternal.puFileManager.puDLGDirectoryMode = (vFilters == nullptr);
		prFileDialogInternal.puFilterManager.ParseFilters(vFilters);
		prFileDialogInternal.puFilterManager.SetSelectedFilterWithExt(
			prFileDialogInternal.puFilterManager.puDLGdefaultExt);

		prFileDialogInternal.puFileManager.ClearAll();

		prFileDialogInternal.puShowDialog = true;
	}

	//////////////////////////////////////////////////////////////////////////////////////////////////
	///// FILE DIALOG DISPLAY FUNCTION ///////////////////////////////////////////////////////////////
	//////////////////////////////////////////////////////////////////////////////////////////////////

	bool IGFD::FileDialog::Display(const std::string& vKey, ImGuiWindowFlags vFlags, ImVec2 vMinSize, ImVec2 vMaxSize)
	{
		bool res = false;

		if (prFileDialogInternal.puShowDialog && prFileDialogInternal.puDLGkey == vKey)
		{
			if (prFileDialogInternal.puUseCustomLocale)
				setlocale(prFileDialogInternal.puLocaleCategory, prFileDialogInternal.puLocaleBegin.c_str());

			auto& fdFile = prFileDialogInternal.puFileManager;
			auto& fdFilter = prFileDialogInternal.puFilterManager;

			static ImGuiWindowFlags flags; // todo: not a good solution for multi instance, to fix

			// to be sure than only one dialog is displayed per frame
			ImGuiContext& g = *GImGui;
			if (g.FrameCount == prFileDialogInternal.puLastImGuiFrameCount) // one instance was displayed this frame before for this key +> quit
				return res;
			prFileDialogInternal.puLastImGuiFrameCount = g.FrameCount; // mark this instance as used this frame

			std::string name = prFileDialogInternal.puDLGtitle + "##" + prFileDialogInternal.puDLGkey;
			if (prFileDialogInternal.puName != name)
			{
				fdFile.ClearComposer();
				fdFile.ClearFileLists();
				flags = vFlags;
			}

			NewFrame();

#ifdef IMGUI_HAS_VIEWPORT
			if (!ImGui::GetIO().ConfigViewportsNoDecoration)
			{
				// https://github.com/ocornut/imgui/issues/4534
				ImGuiWindowClass window_class;
				window_class.ViewportFlagsOverrideClear = ImGuiViewportFlags_NoDecoration;
				ImGui::SetNextWindowClass(&window_class);
			}
#endif // IMGUI_HAS_VIEWPORT

			bool beg = false;
			if (prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_NoDialog) // disable our own dialog system (standard or modal)
			{
				beg = true;
			}
			else
			{
				ImGui::SetNextWindowSizeConstraints(vMinSize, vMaxSize);

				if (prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_Modal &&
					!prFileDialogInternal.puOkResultToConfirm) // disable modal because the confirm dialog for overwrite is a new modal
				{
					ImGui::OpenPopup(name.c_str());
					beg = ImGui::BeginPopupModal(name.c_str(), (bool*)nullptr,
						flags | ImGuiWindowFlags_NoScrollbar);
				}
				else
				{
					beg = ImGui::Begin(name.c_str(), (bool*)nullptr, flags | ImGuiWindowFlags_NoScrollbar);
				}
			}
			if (beg)
			{
#ifdef IMGUI_HAS_VIEWPORT
				// if decoration is enabled we disable the resizing feature of imgui for avoid crash with SDL2 and GLFW3
				if (ImGui::GetIO().ConfigViewportsNoDecoration)
				{
					flags = vFlags;
				}
				else
				{
					auto win = ImGui::GetCurrentWindowRead();
					if (win->Viewport->Idx != 0)
						flags |= ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoTitleBar;
					else
						flags = vFlags;
				}
#endif // IMGUI_HAS_VIEWPORT

				ImGuiID _frameId = ImGui::GetID(name.c_str());
				ImVec2 frameSize = ImVec2(0, 0);
				if (prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_NoDialog)
					frameSize = vMaxSize;
				if (ImGui::BeginChild(_frameId, frameSize,
					false, flags | ImGuiWindowFlags_NoScrollbar))
				{
					prFileDialogInternal.puName = name; //-V820
					puAnyWindowsHovered |= ImGui::IsWindowHovered();

					if (fdFile.puDLGpath.empty())
						fdFile.puDLGpath = "."; // defaut path is '.'

					fdFilter.SetDefaultFilterIfNotDefined();

					// init list of files
					if (fdFile.IsFileListEmpty() && !fdFile.puShowDrives)
					{
						IGFD::Utils::ReplaceString(fdFile.puDLGDefaultFileName, fdFile.puDLGpath, ""); // local path
						if (!fdFile.puDLGDefaultFileName.empty())
						{
							fdFile.SetDefaultFileName(fdFile.puDLGDefaultFileName);
							fdFilter.SetSelectedFilterWithExt(fdFilter.puDLGdefaultExt);
						}
						else if (fdFile.puDLGDirectoryMode) // directory mode
							fdFile.SetDefaultFileName(".");
						fdFile.ScanDir(prFileDialogInternal, fdFile.puDLGpath);
					}

					// draw dialog parts
					prDrawHeader(); // bookmark, directory, path
					prDrawContent(); // bookmark, files view, side pane
					res = prDrawFooter(); // file field, filter combobox, ok/cancel buttons

					EndFrame();


				}
				ImGui::EndChild();

				// for display in dialog center, the confirm to overwrite dlg
				prFileDialogInternal.puDialogCenterPos = ImGui::GetCurrentWindowRead()->ContentRegionRect.GetCenter();

				// when the confirm to overwrite dialog will appear we need to
				// disable the modal mode of the main file dialog
				// see prOkResultToConfirm under
				if (prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_Modal &&
					!prFileDialogInternal.puOkResultToConfirm)
					ImGui::EndPopup();
			}

			if (prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_NoDialog) // disable our own dialog system (standard or modal)
			{

			}
			else
			{
				// same things here regarding prOkResultToConfirm
				if (!(prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_Modal) ||
					prFileDialogInternal.puOkResultToConfirm)
					ImGui::End();
			}
			// confirm the result and show the confirm to overwrite dialog if needed
			res = prConfirm_Or_OpenOverWriteFileDialog_IfNeeded(res, vFlags);

			if (prFileDialogInternal.puUseCustomLocale)
				setlocale(prFileDialogInternal.puLocaleCategory, prFileDialogInternal.puLocaleEnd.c_str());
		}

		return res;
	}

	void IGFD::FileDialog::NewFrame()
	{
		prFileDialogInternal.NewFrame();
		NewThumbnailFrame(prFileDialogInternal);
	}

	void IGFD::FileDialog::EndFrame()
	{
		EndThumbnailFrame(prFileDialogInternal);
		prFileDialogInternal.EndFrame();

	}
	void IGFD::FileDialog::QuitFrame()
	{
		QuitThumbnailFrame(prFileDialogInternal);
	}

	void IGFD::FileDialog::prDrawHeader()
	{
#ifdef USE_BOOKMARK
		if (!(prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_DisableBookmarkMode))
		{
			prDrawBookmarkButton();
			ImGui::SameLine();
		}

#endif // USE_BOOKMARK

		prFileDialogInternal.puFileManager.DrawDirectoryCreation(prFileDialogInternal);

		if (
#ifdef USE_BOOKMARK
			!(prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_DisableBookmarkMode) ||
#endif // USE_BOOKMARK
			!(prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_DisableCreateDirectoryButton))
		{
			ImGui::SeparatorEx(ImGuiSeparatorFlags_Vertical);
			ImGui::SameLine();
		}
		prFileDialogInternal.puFileManager.DrawPathComposer(prFileDialogInternal);

#ifdef USE_THUMBNAILS
		if (!(prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_DisableThumbnailMode))
		{
			prDrawDisplayModeToolBar();
			ImGui::SameLine();
			ImGui::SeparatorEx(ImGuiSeparatorFlags_Vertical);
			ImGui::SameLine();
		}
#endif // USE_THUMBNAILS

		prFileDialogInternal.puSearchManager.DrawSearchBar(prFileDialogInternal);
	}

	void IGFD::FileDialog::prDrawContent()
	{
		ImVec2 size = ImGui::GetContentRegionAvail() - ImVec2(0.0f, prFileDialogInternal.puFooterHeight);

#ifdef USE_BOOKMARK
		if (!(prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_DisableBookmarkMode))
		{
			if (prBookmarkPaneShown)
			{
				//size.x -= prBookmarkWidth;
				float otherWidth = size.x - prBookmarkWidth;
				ImGui::PushID("##splitterbookmark");
				IGFD::Utils::Splitter(true, 4.0f,
					&prBookmarkWidth, &otherWidth, 10.0f,
					10.0f + prFileDialogInternal.puDLGoptionsPaneWidth, size.y);
				ImGui::PopID();
				size.x -= otherWidth;
				prDrawBookmarkPane(prFileDialogInternal, size);
				ImGui::SameLine();
			}
		}
#endif // USE_BOOKMARK

		size.x = ImGui::GetContentRegionAvail().x - prFileDialogInternal.puDLGoptionsPaneWidth;

		if (prFileDialogInternal.puDLGoptionsPane)
		{
			ImGui::PushID("##splittersidepane");
			IGFD::Utils::Splitter(true, 4.0f, &size.x, &prFileDialogInternal.puDLGoptionsPaneWidth, 10.0f, 10.0f, size.y);
			ImGui::PopID();
		}

#ifdef USE_THUMBNAILS
		if (prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_DisableThumbnailMode)
		{
			prDrawFileListView(size);
		}
		else
		{
			switch (prDisplayMode)
			{
			case DisplayModeEnum::FILE_LIST:
				prDrawFileListView(size);
				break;
			case DisplayModeEnum::THUMBNAILS_LIST:
				prDrawThumbnailsListView(size);
				break;
			case DisplayModeEnum::THUMBNAILS_GRID:
				prDrawThumbnailsGridView(size);
			}
		}
#else	// USE_THUMBNAILS
		prDrawFileListView(size);
#endif	// USE_THUMBNAILS

		if (prFileDialogInternal.puDLGoptionsPane)
		{
			prDrawSidePane(size.y);
		}

#if defined(USE_QUICK_PATH_SELECT)
		DisplayPathPopup(size);
#endif // USE_QUICK_PATH_SELECT
	}

#if defined(USE_QUICK_PATH_SELECT)
	void IGFD::FileDialog::DisplayPathPopup(ImVec2 vSize)
	{
		ImVec2 size = ImVec2(vSize.x * 0.5f, vSize.y * 0.5f);
		if (ImGui::BeginPopup("IGFD_Path_Popup"))
		{
			auto& fdi = prFileDialogInternal.puFileManager;

			ImGui::PushID(this);

			static ImGuiTableFlags flags = ImGuiTableFlags_SizingFixedFit | ImGuiTableFlags_RowBg |
				ImGuiTableFlags_Hideable | ImGuiTableFlags_ScrollY | ImGuiTableFlags_NoHostExtendY;
			auto listViewID = ImGui::GetID("##FileDialog_pathTable");
			if (ImGui::BeginTableEx("##FileDialog_pathTable", listViewID, 1, flags, size, 0.0f)) //-V112
			{
				ImGui::TableSetupScrollFreeze(0, 1); // Make header always visible
				ImGui::TableSetupColumn(tableHeaderFileNameString, ImGuiTableColumnFlags_WidthStretch |
					(defaultSortOrderFilename ? ImGuiTableColumnFlags_PreferSortAscending : ImGuiTableColumnFlags_PreferSortDescending), -1, 0);

				ImGui::TableHeadersRow();

				if (!fdi.IsPathFilteredListEmpty())
				{
					std::string _str;
					ImFont* _font = nullptr;
					bool _showColor = false;

					prPathListClipper.Begin((int)fdi.GetPathFilteredListSize(), ImGui::GetTextLineHeightWithSpacing());
					while (prPathListClipper.Step())
					{
						for (int i = prPathListClipper.DisplayStart; i < prPathListClipper.DisplayEnd; i++)
						{
							if (i < 0) continue;

							auto infos = fdi.GetFilteredPathAt((size_t)i);
							if (!infos.use_count())
								continue;

							prBeginFileColorIconStyle(infos, _showColor, _str, &_font);

							bool selected = fdi.IsFileNameSelected(infos->fileNameExt); // found

							ImGui::TableNextRow();

							if (ImGui::TableNextColumn()) // file name
							{
								if (ImGui::Selectable(infos->fileNameExt.c_str(), &selected,
									ImGuiSelectableFlags_SpanAllColumns | ImGuiSelectableFlags_SpanAvailWidth))
								{
									fdi.SetCurrentPath(fdi.ComposeNewPath(fdi.GetCurrentPopupComposedPath()));
									fdi.puPathClicked = fdi.SelectDirectory(infos);
									ImGui::CloseCurrentPopup();
								}
							}

							prEndFileColorIconStyle(_showColor, _font);
						}
					}
					prPathListClipper.End();
				}

				ImGui::EndTable();
			}

			ImGui::PopID();

			ImGui::EndPopup();
		}
	}
#endif

	bool IGFD::FileDialog::prDrawOkButton()
	{
		auto& fdFile = prFileDialogInternal.puFileManager;
		if (prFileDialogInternal.puCanWeContinue && strlen(fdFile.puFileNameBuffer))
		{
			if (IMGUI_BUTTON(okButtonString "##validationdialog", ImVec2(okButtonWidth, 0.0f)) || prFileDialogInternal.puIsOk)
			{
				prFileDialogInternal.puIsOk = true;
				return true;
			}

#if !invertOkAndCancelButtons
			ImGui::SameLine();
#endif

		}

		return false;
	}

	bool IGFD::FileDialog::prDrawCancelButton()
	{
		if (IMGUI_BUTTON(cancelButtonString "##validationdialog", ImVec2(cancelButtonWidth, 0.0f)) ||
			prFileDialogInternal.puNeedToExitDialog) // dialog exit asked
		{
			prFileDialogInternal.puIsOk = false;
			return true;
		}

#if invertOkAndCancelButtons
		ImGui::SameLine();
#endif

		return false;
	}

	bool IGFD::FileDialog::prDrawValidationButtons()
	{
		bool res = false;

		ImGui::SetCursorPosX(ImGui::GetCursorPosX() + (ImGui::GetContentRegionAvail().x - prOkCancelButtonWidth) * okCancelButtonAlignement);

		ImGui::BeginGroup();

		if (invertOkAndCancelButtons)
		{
			res |= prDrawCancelButton();
			res |= prDrawOkButton();
		}
		else
		{
			res |= prDrawOkButton();
			res |= prDrawCancelButton();
		}

		ImGui::EndGroup();

		prOkCancelButtonWidth = ImGui::GetItemRectSize().x;

		return res;
	}

	bool IGFD::FileDialog::prDrawFooter()
	{
		auto& fdFile = prFileDialogInternal.puFileManager;

		float posY = ImGui::GetCursorPos().y; // height of last bar calc

		ImGui::AlignTextToFramePadding();

		if (!fdFile.puDLGDirectoryMode)
			ImGui::Text(fileNameString);
		else // directory chooser
			ImGui::Text(dirNameString);

		ImGui::SameLine();

		// Input file fields
		float width = ImGui::GetContentRegionAvail().x;
		if (!fdFile.puDLGDirectoryMode)
		{
			ImGuiContext& g = *GImGui;
			width -= FILTER_COMBO_WIDTH + g.Style.ItemSpacing.x;
		}

		ImGui::PushItemWidth(width);

		ImGuiInputTextFlags flags = ImGuiInputTextFlags_EnterReturnsTrue;

		if (prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_ReadOnlyFileNameField)
		{
			flags |= ImGuiInputTextFlags_ReadOnly;
		}

		if (ImGui::InputText("##FileName", fdFile.puFileNameBuffer, MAX_FILE_DIALOG_NAME_BUFFER, flags))
		{
			prFileDialogInternal.puIsOk = true;
		}

		if (ImGui::GetItemID() == ImGui::GetActiveID())
			prFileDialogInternal.puFileInputIsActive = true;
		ImGui::PopItemWidth();

		// combobox of filters
		prFileDialogInternal.puFilterManager.DrawFilterComboBox(prFileDialogInternal);

		bool res = false;

		res = prDrawValidationButtons();

		prFileDialogInternal.puFooterHeight = ImGui::GetCursorPosY() - posY;

		return res;
	}

	void IGFD::FileDialog::prSelectableItem(int vidx, std::shared_ptr<FileInfos> vInfos, bool vSelected, const char* vFmt, ...)
	{
		if (!vInfos.use_count())
			return;

		auto& fdi = prFileDialogInternal.puFileManager;

		static ImGuiSelectableFlags selectableFlags = ImGuiSelectableFlags_AllowDoubleClick |
			ImGuiSelectableFlags_SpanAllColumns | ImGuiSelectableFlags_SpanAvailWidth;

		va_list args;
		va_start(args, vFmt);
		vsnprintf(fdi.puVariadicBuffer, MAX_FILE_DIALOG_NAME_BUFFER, vFmt, args);
		va_end(args);

		float h = 0.0f;
#ifdef USE_THUMBNAILS
		if (prDisplayMode == DisplayModeEnum::THUMBNAILS_LIST &&
			!(prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_DisableThumbnailMode))
		{
			h = DisplayMode_ThumbailsList_ImageHeight;
		}
#endif // USE_THUMBNAILS
#ifdef USE_EXPLORATION_BY_KEYS
		bool flashed = prBeginFlashItem((size_t)vidx);
		bool res = prFlashableSelectable(fdi.puVariadicBuffer, vSelected, selectableFlags,
			flashed, ImVec2(-1.0f, h));
		if (flashed)
			prEndFlashItem();
#else // USE_EXPLORATION_BY_KEYS
		(void)vidx; // remove a warnings ofr unused var

		bool res = ImGui::Selectable(fdi.puVariadicBuffer, vSelected, selectableFlags, ImVec2(-1.0f, h));
#endif // USE_EXPLORATION_BY_KEYS
		if (res)
		{
			if (vInfos->fileType.isDir())
			{
				// nav system, selectable cause open directory or select directory
				if (ImGui::GetIO().ConfigFlags & ImGuiConfigFlags_NavEnableKeyboard)
				{
					// little fix for get back the mouse behavior in nav system
					if (ImGui::IsMouseDoubleClicked(0)) // 0 -> left mouse button double click
					{
						fdi.puPathClicked = fdi.SelectDirectory(vInfos);
					}
					else if (fdi.puDLGDirectoryMode) // directory chooser
					{
						fdi.SelectFileName(prFileDialogInternal, vInfos);
					}
					else
					{
						fdi.puPathClicked = fdi.SelectDirectory(vInfos);
					}
				}
				else // no nav system => classic behavior
				{
					if (ImGui::IsMouseDoubleClicked(0)) // 0 -> left mouse button double click
					{
						fdi.puPathClicked = fdi.SelectDirectory(vInfos);
					}
					else if (fdi.puDLGDirectoryMode) // directory chooser
					{
						fdi.SelectFileName(prFileDialogInternal, vInfos);
					}
				}
			}
			else
			{
				fdi.SelectFileName(prFileDialogInternal, vInfos);

				if (ImGui::IsMouseDoubleClicked(0))
				{
					prFileDialogInternal.puIsOk = true;
				}
			}
		}
	}

	void IGFD::FileDialog::prBeginFileColorIconStyle(std::shared_ptr<FileInfos> vFileInfos, bool& vOutShowColor, std::string& vOutStr, ImFont** vOutFont)
	{
		vOutStr.clear();
		vOutShowColor = false;

		if (vFileInfos->fileStyle.use_count()) //-V807 //-V522
		{
			vOutShowColor = true;

			*vOutFont = vFileInfos->fileStyle->font;
		}

		if (vOutShowColor && !vFileInfos->fileStyle->icon.empty()) vOutStr = vFileInfos->fileStyle->icon;
		else if (vFileInfos->fileType.isDir()) vOutStr = dirEntryString;
		else if (vFileInfos->fileType.isLinkToUnknown()) vOutStr = linkEntryString;
		else if (vFileInfos->fileType.isFile()) vOutStr = fileEntryString;

		vOutStr += " " + vFileInfos->fileNameExt;

		if (vOutShowColor)
			ImGui::PushStyleColor(ImGuiCol_Text, vFileInfos->fileStyle->color);
		if (*vOutFont)
			ImGui::PushFont(*vOutFont);
	}

	void IGFD::FileDialog::prEndFileColorIconStyle(const bool& vShowColor, ImFont* vFont)
	{
		if (vFont)
			ImGui::PopFont();
		if (vShowColor)
			ImGui::PopStyleColor();
	}

	void IGFD::FileDialog::prDrawFileListView(ImVec2 vSize)
	{
		auto& fdi = prFileDialogInternal.puFileManager;

		ImGui::PushID(this);

		static ImGuiTableFlags flags = ImGuiTableFlags_SizingFixedFit | ImGuiTableFlags_RowBg |
			ImGuiTableFlags_Hideable | ImGuiTableFlags_ScrollY |
			ImGuiTableFlags_NoHostExtendY
#ifndef USE_CUSTOM_SORTING_ICON
			| ImGuiTableFlags_Sortable
#endif // USE_CUSTOM_SORTING_ICON
			;
		auto listViewID = ImGui::GetID("##FileDialog_fileTable");
		if (ImGui::BeginTableEx("##FileDialog_fileTable", listViewID, 4, flags, vSize, 0.0f)) //-V112
		{
			ImGui::TableSetupScrollFreeze(0, 1); // Make header always visible
			ImGui::TableSetupColumn(fdi.puHeaderFileName.c_str(), ImGuiTableColumnFlags_WidthStretch |
				(defaultSortOrderFilename ? ImGuiTableColumnFlags_PreferSortAscending : ImGuiTableColumnFlags_PreferSortDescending), -1, 0);
			ImGui::TableSetupColumn(fdi.puHeaderFileType.c_str(), ImGuiTableColumnFlags_WidthFixed |
				(defaultSortOrderType ? ImGuiTableColumnFlags_PreferSortAscending : ImGuiTableColumnFlags_PreferSortDescending) |
				((prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_HideColumnType) ? ImGuiTableColumnFlags_DefaultHide : 0), -1, 1);
			ImGui::TableSetupColumn(fdi.puHeaderFileSize.c_str(), ImGuiTableColumnFlags_WidthFixed |
				(defaultSortOrderSize ? ImGuiTableColumnFlags_PreferSortAscending : ImGuiTableColumnFlags_PreferSortDescending) |
				((prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_HideColumnSize) ? ImGuiTableColumnFlags_DefaultHide : 0), -1, 2);
			ImGui::TableSetupColumn(fdi.puHeaderFileDate.c_str(), ImGuiTableColumnFlags_WidthFixed |
				(defaultSortOrderDate ? ImGuiTableColumnFlags_PreferSortAscending : ImGuiTableColumnFlags_PreferSortDescending) |
				((prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_HideColumnDate) ? ImGuiTableColumnFlags_DefaultHide : 0), -1, 3);

#ifndef USE_CUSTOM_SORTING_ICON
			// Sort our data if sort specs have been changed!
			if (ImGuiTableSortSpecs* sorts_specs = ImGui::TableGetSortSpecs())
			{
				if (sorts_specs->SpecsDirty && !fdi.IsFileListEmpty())
				{
					bool direction = sorts_specs->Specs->SortDirection == ImGuiSortDirection_Ascending;

					if (sorts_specs->Specs->ColumnUserID == 0)
					{
						fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_FILENAME;
						fdi.puSortingDirection[0] = direction;
						fdi.SortFields(prFileDialogInternal);
					}
					else if (sorts_specs->Specs->ColumnUserID == 1)
					{
						fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_TYPE;
						fdi.puSortingDirection[1] = direction;
						fdi.SortFields(prFileDialogInternal);
					}
					else if (sorts_specs->Specs->ColumnUserID == 2)
					{
						fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_SIZE;
						fdi.puSortingDirection[2] = direction;
						fdi.SortFields(prFileDialogInternal);
					}
					else //if (sorts_specs->Specs->ColumnUserID == 3) => alwayd true for the moment, to uncomment if we add a fourth column
					{
						fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_DATE;
						fdi.puSortingDirection[3] = direction;
						fdi.SortFields(prFileDialogInternal);
					}

					sorts_specs->SpecsDirty = false;
				}
			}

			ImGui::TableHeadersRow();
#else // USE_CUSTOM_SORTING_ICON
			ImGui::TableNextRow(ImGuiTableRowFlags_Headers);
			for (int column = 0; column < 4; column++) //-V112
			{
				ImGui::TableSetColumnIndex(column);
				const char* column_name = ImGui::TableGetColumnName(column); // Retrieve name passed to TableSetupColumn()
				ImGui::PushID(column);
				ImGui::TableHeader(column_name);
				ImGui::PopID();
				if (ImGui::IsItemClicked())
				{
					if (column == 0)
					{
						if (fdi.puSortingField == IGFD::FileManager::SortingFieldEnum::FIELD_FILENAME)
							fdi.puSortingDirection[0] = !fdi.puSortingDirection[0];
						else
							fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_FILENAME;

						fdi.SortFields(prFileDialogInternal);
					}
					else if (column == 1)
					{
						if (fdi.puSortingField == IGFD::FileManager::SortingFieldEnum::FIELD_TYPE)
							fdi.puSortingDirection[1] = !fdi.puSortingDirection[1];
						else
							fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_TYPE;

						fdi.SortFields(prFileDialogInternal);
					}
					else if (column == 2)
					{
						if (fdi.puSortingField == IGFD::FileManager::SortingFieldEnum::FIELD_SIZE)
							fdi.puSortingDirection[2] = !fdi.puSortingDirection[2];
						else
							fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_SIZE;

						fdi.SortFields(prFileDialogInternal);
					}
					else //if (column == 3) => alwayd true for the moment, to uncomment if we add a fourth column
					{
						if (fdi.puSortingField == IGFD::FileManager::SortingFieldEnum::FIELD_DATE)
							fdi.puSortingDirection[3] = !fdi.puSortingDirection[3];
						else
							fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_DATE;

						fdi.SortFields(prFileDialogInternal);
					}
				}
			}
#endif // USE_CUSTOM_SORTING_ICON
			if (!fdi.IsFilteredListEmpty())
			{
				std::string _str;
				ImFont* _font = nullptr;
				bool _showColor = false;

				prFileListClipper.Begin((int)fdi.GetFilteredListSize(), ImGui::GetTextLineHeightWithSpacing());
				while (prFileListClipper.Step())
				{
					for (int i = prFileListClipper.DisplayStart; i < prFileListClipper.DisplayEnd; i++)
					{
						if (i < 0) continue;

						auto infos = fdi.GetFilteredFileAt((size_t)i);
						if (!infos.use_count())
							continue;

						prBeginFileColorIconStyle(infos, _showColor, _str, &_font);

						bool selected = fdi.IsFileNameSelected(infos->fileNameExt); // found

						ImGui::TableNextRow();

						if (ImGui::TableNextColumn()) // file name
						{
							prSelectableItem(i, infos, selected, _str.c_str());
						}
						if (ImGui::TableNextColumn()) // file type
						{
							ImGui::Text("%s", infos->fileExt.c_str());
						}
						if (ImGui::TableNextColumn()) // file size
						{
							if (!infos->fileType.isDir())
							{
								ImGui::Text("%s ", infos->formatedFileSize.c_str());
							}
							else
							{
								ImGui::TextUnformatted("");
							}
						}
						if (ImGui::TableNextColumn()) // file date + time
						{
							ImGui::Text("%s", infos->fileModifDate.c_str());
						}

						prEndFileColorIconStyle(_showColor, _font);
					}
				}
				prFileListClipper.End();
			}

#ifdef USE_EXPLORATION_BY_KEYS
			if (!fdi.puInputPathActivated)
			{
				prLocateByInputKey(prFileDialogInternal);
				prExploreWithkeys(prFileDialogInternal, listViewID);
			}
#endif // USE_EXPLORATION_BY_KEYS

			ImGuiContext& g = *GImGui;
			if (g.LastActiveId - 1 == listViewID || g.LastActiveId == listViewID)
			{
				prFileDialogInternal.puFileListViewIsActive = true;
			}

			ImGui::EndTable();
		}

		ImGui::PopID();
	}

#ifdef USE_THUMBNAILS
	void IGFD::FileDialog::prDrawThumbnailsListView(ImVec2 vSize)
	{
		auto& fdi = prFileDialogInternal.puFileManager;

		ImGui::PushID(this);

		static ImGuiTableFlags flags = ImGuiTableFlags_SizingFixedFit | ImGuiTableFlags_RowBg |
			ImGuiTableFlags_Hideable | ImGuiTableFlags_ScrollY |
			ImGuiTableFlags_NoHostExtendY
#ifndef USE_CUSTOM_SORTING_ICON
			| ImGuiTableFlags_Sortable
#endif // USE_CUSTOM_SORTING_ICON
			;
		auto listViewID = ImGui::GetID("##FileDialog_fileTable");
		if (ImGui::BeginTableEx("##FileDialog_fileTable", listViewID, 5, flags, vSize, 0.0f))
		{
			ImGui::TableSetupScrollFreeze(0, 1); // Make header always visible
			ImGui::TableSetupColumn(fdi.puHeaderFileName.c_str(), ImGuiTableColumnFlags_WidthStretch |
				(defaultSortOrderFilename ? ImGuiTableColumnFlags_PreferSortAscending : ImGuiTableColumnFlags_PreferSortDescending), -1, 0);
			ImGui::TableSetupColumn(fdi.puHeaderFileType.c_str(), ImGuiTableColumnFlags_WidthFixed |
				(defaultSortOrderType ? ImGuiTableColumnFlags_PreferSortAscending : ImGuiTableColumnFlags_PreferSortDescending) |
				((prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_HideColumnType) ? ImGuiTableColumnFlags_DefaultHide : 0), -1, 1);
			ImGui::TableSetupColumn(fdi.puHeaderFileSize.c_str(), ImGuiTableColumnFlags_WidthFixed |
				(defaultSortOrderSize ? ImGuiTableColumnFlags_PreferSortAscending : ImGuiTableColumnFlags_PreferSortDescending) |
				((prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_HideColumnSize) ? ImGuiTableColumnFlags_DefaultHide : 0), -1, 2);
			ImGui::TableSetupColumn(fdi.puHeaderFileDate.c_str(), ImGuiTableColumnFlags_WidthFixed |
				(defaultSortOrderDate ? ImGuiTableColumnFlags_PreferSortAscending : ImGuiTableColumnFlags_PreferSortDescending) |
				((prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_HideColumnDate) ? ImGuiTableColumnFlags_DefaultHide : 0), -1, 3);
			// not needed to have an option for hide the thumbnails since this is why this view is used
			ImGui::TableSetupColumn(fdi.puHeaderFileThumbnails.c_str(), ImGuiTableColumnFlags_WidthFixed |
				(defaultSortOrderThumbnails ? ImGuiTableColumnFlags_PreferSortAscending : ImGuiTableColumnFlags_PreferSortDescending), -1, 4); //-V112

#ifndef USE_CUSTOM_SORTING_ICON
			// Sort our data if sort specs have been changed!
			if (ImGuiTableSortSpecs* sorts_specs = ImGui::TableGetSortSpecs())
			{
				if (sorts_specs->SpecsDirty && !fdi.IsFileListEmpty())
				{
					bool direction = sorts_specs->Specs->SortDirection == ImGuiSortDirection_Ascending;

					if (sorts_specs->Specs->ColumnUserID == 0)
					{
						fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_FILENAME;
						fdi.puSortingDirection[0] = direction;
						fdi.SortFields(prFileDialogInternal);
					}
					else if (sorts_specs->Specs->ColumnUserID == 1)
					{
						fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_TYPE;
						fdi.puSortingDirection[1] = direction;
						fdi.SortFields(prFileDialogInternal);
					}
					else if (sorts_specs->Specs->ColumnUserID == 2)
					{
						fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_SIZE;
						fdi.puSortingDirection[2] = direction;
						fdi.SortFields(prFileDialogInternal);
					}
					else if (sorts_specs->Specs->ColumnUserID == 3)
					{
						fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_DATE;
						fdi.puSortingDirection[3] = direction;
						fdi.SortFields(prFileDialogInternal);
					}
					else // if (sorts_specs->Specs->ColumnUserID == 4) = > always true for the moment, to uncomment if we add another column
					{
						fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_THUMBNAILS;
						fdi.puSortingDirection[4] = direction;
						fdi.SortFields(prFileDialogInternal);
					}

					sorts_specs->SpecsDirty = false;
				}
			}

			ImGui::TableHeadersRow();
#else // USE_CUSTOM_SORTING_ICON
			ImGui::TableNextRow(ImGuiTableRowFlags_Headers);
			for (int column = 0; column < 5; column++)
			{
				ImGui::TableSetColumnIndex(column);
				const char* column_name = ImGui::TableGetColumnName(column); // Retrieve name passed to TableSetupColumn()
				ImGui::PushID(column);
				ImGui::TableHeader(column_name);
				ImGui::PopID();
				if (ImGui::IsItemClicked())
				{
					if (column == 0)
					{
						if (fdi.puSortingField == IGFD::FileManager::SortingFieldEnum::FIELD_FILENAME)
							fdi.puSortingDirection[0] = !fdi.puSortingDirection[0];
						else
							fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_FILENAME;

						fdi.SortFields(prFileDialogInternal);
					}
					else if (column == 1)
					{
						if (fdi.puSortingField == IGFD::FileManager::SortingFieldEnum::FIELD_TYPE)
							fdi.puSortingDirection[1] = !fdi.puSortingDirection[1];
						else
							fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_TYPE;

						fdi.SortFields(prFileDialogInternal);
					}
					else if (column == 2)
					{
						if (fdi.puSortingField == IGFD::FileManager::SortingFieldEnum::FIELD_SIZE)
							fdi.puSortingDirection[2] = !fdi.puSortingDirection[2];
						else
							fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_SIZE;

						fdi.SortFields(prFileDialogInternal);
					}
					else if (column == 3)
					{
						if (fdi.puSortingField == IGFD::FileManager::SortingFieldEnum::FIELD_DATE)
							fdi.puSortingDirection[3] = !fdi.puSortingDirection[3];
						else
							fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_DATE;

						fdi.SortFields(prFileDialogInternal);
					}
					else // if (sorts_specs->Specs->ColumnUserID == 4) = > always true for the moment, to uncomment if we add another column
					{
						if (fdi.puSortingField == IGFD::FileManager::SortingFieldEnum::FIELD_THUMBNAILS)
							fdi.puSortingDirection[4] = !fdi.puSortingDirection[4];
						else
							fdi.puSortingField = IGFD::FileManager::SortingFieldEnum::FIELD_THUMBNAILS;

						fdi.SortFields(prFileDialogInternal);
					}
				}
			}
#endif // USE_CUSTOM_SORTING_ICON
			if (!fdi.IsFilteredListEmpty())
			{
				std::string _str;
				ImFont* _font = nullptr;
				bool _showColor = false;

				ImGuiContext& g = *GImGui;
				const float itemHeight = ImMax(g.FontSize, DisplayMode_ThumbailsList_ImageHeight) + g.Style.ItemSpacing.y;

				prFileListClipper.Begin((int)fdi.GetFilteredListSize(), itemHeight);
				while (prFileListClipper.Step())
				{
					for (int i = prFileListClipper.DisplayStart; i < prFileListClipper.DisplayEnd; i++)
					{
						if (i < 0) continue;

						auto infos = fdi.GetFilteredFileAt((size_t)i);
						if (!infos.use_count())
							continue;

						prBeginFileColorIconStyle(infos, _showColor, _str, &_font);

						bool selected = fdi.IsFileNameSelected(infos->fileNameExt); // found

						ImGui::TableNextRow();

						if (ImGui::TableNextColumn()) // file name
						{
							prSelectableItem(i, infos, selected, _str.c_str());
						}
						if (ImGui::TableNextColumn()) // file type
						{
							ImGui::Text("%s", infos->fileExt.c_str());
						}
						if (ImGui::TableNextColumn()) // file size
						{
							if (!infos->fileType.isDir())
							{
								ImGui::Text("%s ", infos->formatedFileSize.c_str());
							}
							else
							{
								ImGui::TextUnformatted("");
							}
						}
						if (ImGui::TableNextColumn()) // file date + time
						{
							ImGui::Text("%s", infos->fileModifDate.c_str());
						}
						if (ImGui::TableNextColumn()) // file thumbnails
						{
							auto th = &infos->thumbnailInfo;

							if (!th->isLoadingOrLoaded)
							{
								prAddThumbnailToLoad(infos);
							}
							if (th->isReadyToDisplay &&
								th->textureID)
							{
								ImGui::Image((ImTextureID)th->textureID,
									ImVec2((float)th->textureWidth,
										(float)th->textureHeight));
							}
						}

						prEndFileColorIconStyle(_showColor, _font);
					}
				}
				prFileListClipper.End();
			}

#ifdef USE_EXPLORATION_BY_KEYS
			if (!fdi.puInputPathActivated)
			{
				prLocateByInputKey(prFileDialogInternal);
				prExploreWithkeys(prFileDialogInternal, listViewID);
			}
#endif // USE_EXPLORATION_BY_KEYS

			ImGuiContext& g = *GImGui;
			if (g.LastActiveId - 1 == listViewID || g.LastActiveId == listViewID)
			{
				prFileDialogInternal.puFileListViewIsActive = true;
			}

			ImGui::EndTable();
		}

		ImGui::PopID();
	}

	void IGFD::FileDialog::prDrawThumbnailsGridView(ImVec2 vSize)
	{
		if (ImGui::BeginChild("##thumbnailsGridsFiles", vSize))
		{
			// todo
		}

		ImGui::EndChild();
	}

#endif

	void IGFD::FileDialog::prDrawSidePane(float vHeight)
	{
		ImGui::SameLine();

		ImGui::BeginChild("##FileTypes", ImVec2(0, vHeight));

		prFileDialogInternal.puDLGoptionsPane(
			prFileDialogInternal.puFilterManager.GetSelectedFilter().filter.c_str(),
			prFileDialogInternal.puDLGuserDatas, &prFileDialogInternal.puCanWeContinue);

		ImGui::EndChild();
	}

	void IGFD::FileDialog::Close()
	{
		prFileDialogInternal.puDLGkey.clear();
		prFileDialogInternal.puShowDialog = false;
	}

	bool IGFD::FileDialog::WasOpenedThisFrame(const std::string& vKey) const
	{
		bool res = prFileDialogInternal.puShowDialog && prFileDialogInternal.puDLGkey == vKey;
		if (res)
		{
			ImGuiContext& g = *GImGui;
			res &= prFileDialogInternal.puLastImGuiFrameCount == g.FrameCount; // return true if a dialog was displayed in this frame
		}
		return res;
	}

	bool IGFD::FileDialog::WasOpenedThisFrame() const
	{
		bool res = prFileDialogInternal.puShowDialog;
		if (res)
		{
			ImGuiContext& g = *GImGui;
			res &= prFileDialogInternal.puLastImGuiFrameCount == g.FrameCount; // return true if a dialog was displayed in this frame
		}
		return res;
	}

	bool IGFD::FileDialog::IsOpened(const std::string& vKey) const
	{
		return (prFileDialogInternal.puShowDialog && prFileDialogInternal.puDLGkey == vKey);
	}

	bool IGFD::FileDialog::IsOpened() const
	{
		return prFileDialogInternal.puShowDialog;
	}

	std::string IGFD::FileDialog::GetOpenedKey() const
	{
		if (prFileDialogInternal.puShowDialog)
			return prFileDialogInternal.puDLGkey;
		return "";
	}

	std::string IGFD::FileDialog::GetFilePathName()
	{
		return prFileDialogInternal.puFileManager.GetResultingFilePathName(prFileDialogInternal);
	}

	std::string IGFD::FileDialog::GetCurrentPath()
	{
		return prFileDialogInternal.puFileManager.GetResultingPath();
	}

	std::string IGFD::FileDialog::GetCurrentFileName()
	{
		return prFileDialogInternal.puFileManager.GetResultingFileName(prFileDialogInternal);
	}

	std::string IGFD::FileDialog::GetCurrentFilter()
	{
		return prFileDialogInternal.puFilterManager.GetSelectedFilter().filter;
	}

	std::map<std::string, std::string> IGFD::FileDialog::GetSelection()
	{
		return prFileDialogInternal.puFileManager.GetResultingSelection();
	}

	UserDatas IGFD::FileDialog::GetUserDatas() const
	{
		return prFileDialogInternal.puDLGuserDatas;
	}

	bool IGFD::FileDialog::IsOk() const
	{
		return prFileDialogInternal.puIsOk;
	}

	void IGFD::FileDialog::SetFileStyle(const IGFD_FileStyleFlags& vFlags, const char* vCriteria, const FileStyle& vInfos)
	{
		prFileDialogInternal.puFilterManager.SetFileStyle(vFlags, vCriteria, vInfos);
	}

	void IGFD::FileDialog::SetFileStyle(const IGFD_FileStyleFlags& vFlags, const char* vCriteria, const ImVec4& vColor, const std::string& vIcon, ImFont* vFont)
	{
		prFileDialogInternal.puFilterManager.SetFileStyle(vFlags, vCriteria, vColor, vIcon, vFont);
	}

	bool IGFD::FileDialog::GetFileStyle(const IGFD_FileStyleFlags& vFlags, const std::string& vCriteria, ImVec4* vOutColor, std::string* vOutIcon, ImFont **vOutFont)
	{
		return prFileDialogInternal.puFilterManager.GetFileStyle(vFlags, vCriteria, vOutColor, vOutIcon, vOutFont);
	}

	void IGFD::FileDialog::ClearFilesStyle()
	{
		prFileDialogInternal.puFilterManager.ClearFilesStyle();
	}

	void IGFD::FileDialog::SetLocales(const int& /*vLocaleCategory*/, const std::string& vLocaleBegin, const std::string& vLocaleEnd)
	{
		prFileDialogInternal.puUseCustomLocale = true;
		prFileDialogInternal.puLocaleBegin = vLocaleBegin;
		prFileDialogInternal.puLocaleEnd = vLocaleEnd;
	}

	//////////////////////////////////////////////////////////////////////////////
	//// OVERWRITE DIALOG ////////////////////////////////////////////////////////
	//////////////////////////////////////////////////////////////////////////////

	bool IGFD::FileDialog::prConfirm_Or_OpenOverWriteFileDialog_IfNeeded(bool vLastAction, ImGuiWindowFlags vFlags)
	{
		// if confirmation => return true for confirm the overwrite et quit the dialog
		// if cancel => return false && set IsOk to false for keep inside the dialog

		// if IsOk == false => return false for quit the dialog
		if (!prFileDialogInternal.puIsOk && vLastAction)
		{
			QuitFrame();
			return true;
		}

		// if IsOk == true && no check of overwrite => return true for confirm the dialog
		if (prFileDialogInternal.puIsOk && vLastAction && !(prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_ConfirmOverwrite))
		{
			QuitFrame();
			return true;
		}

		// if IsOk == true && check of overwrite => return false and show confirm to overwrite dialog
		if ((prFileDialogInternal.puOkResultToConfirm || (prFileDialogInternal.puIsOk && vLastAction)) &&
			(prFileDialogInternal.puDLGflags & ImGuiFileDialogFlags_ConfirmOverwrite))
		{
			if (prFileDialogInternal.puIsOk) // catched only one time
			{
				if (!prFileDialogInternal.puFileManager.IsFileExist(GetFilePathName())) // not existing => quit dialog
				{
					QuitFrame();
					return true;
				}
				else // existing => confirm dialog to open
				{
					prFileDialogInternal.puIsOk = false;
					prFileDialogInternal.puOkResultToConfirm = true;
				}
			}

			std::string name = OverWriteDialogTitleString "##" + prFileDialogInternal.puDLGtitle + prFileDialogInternal.puDLGkey + "OverWriteDialog";

			bool res = false;

			ImGui::OpenPopup(name.c_str());
			if (ImGui::BeginPopupModal(name.c_str(), (bool*)0,
				vFlags | ImGuiWindowFlags_AlwaysAutoResize |
				ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove))
			{
				ImGui::SetWindowPos(prFileDialogInternal.puDialogCenterPos - ImGui::GetWindowSize() * 0.5f); // next frame needed for GetWindowSize to work

				ImGui::Text("%s", OverWriteDialogMessageString);

				if (IMGUI_BUTTON(OverWriteDialogConfirmButtonString))
				{
					prFileDialogInternal.puOkResultToConfirm = false;
					prFileDialogInternal.puIsOk = true;
					res = true;
					ImGui::CloseCurrentPopup();
				}

				ImGui::SameLine();

				if (IMGUI_BUTTON(OverWriteDialogCancelButtonString))
				{
					prFileDialogInternal.puOkResultToConfirm = false;
					prFileDialogInternal.puIsOk = false;
					res = false;
					ImGui::CloseCurrentPopup();
				}

				ImGui::EndPopup();
			}

			if (res)
			{
				QuitFrame();
			}
			return res;
		}

		return false;
	}
}

#endif // __cplusplus

/////////////////////////////////////////////////////////////////
///// C Interface ///////////////////////////////////////////////
/////////////////////////////////////////////////////////////////

// Return an initialized IGFD_Selection_Pair
IMGUIFILEDIALOG_API IGFD_Selection_Pair IGFD_Selection_Pair_Get(void)
{
	IGFD_Selection_Pair res = {};
	res.fileName = nullptr;
	res.filePathName = nullptr;
	return res;
}

// destroy only the content of vSelection_Pair
IMGUIFILEDIALOG_API void IGFD_Selection_Pair_DestroyContent(IGFD_Selection_Pair* vSelection_Pair)
{
	if (vSelection_Pair)
	{
		delete[] vSelection_Pair->fileName;
		delete[] vSelection_Pair->filePathName;
	}
}

// Return an initialized IGFD_Selection
IMGUIFILEDIALOG_API IGFD_Selection IGFD_Selection_Get(void)
{
	return { nullptr, 0U };
}

// destroy only the content of vSelection
IMGUIFILEDIALOG_API void IGFD_Selection_DestroyContent(IGFD_Selection* vSelection)
{
	if (vSelection)
	{
		if (vSelection->table)
		{
			for (size_t i = 0U; i < vSelection->count; i++)
			{
				IGFD_Selection_Pair_DestroyContent(&vSelection->table[i]);
			}
			delete[] vSelection->table;
		}
		vSelection->count = 0U;
	}
}

// create an instance of ImGuiFileDialog
IMGUIFILEDIALOG_API ImGuiFileDialog* IGFD_Create(void)
{
	return new ImGuiFileDialog();
}

// destroy the instance of ImGuiFileDialog
IMGUIFILEDIALOG_API void IGFD_Destroy(ImGuiFileDialog* vContext)
{
	if (vContext)
	{
		delete vContext;
		vContext = nullptr;
	}
}

// standard dialog
IMGUIFILEDIALOG_API void IGFD_OpenDialog(
	ImGuiFileDialog* vContext,
	const char* vKey,
	const char* vTitle,
	const char* vFilters,
	const char* vPath,
	const char* vFileName,
	const int vCountSelectionMax,
	void* vUserDatas,
	ImGuiFileDialogFlags flags)
{
	if (vContext)
	{
		vContext->OpenDialog(
			vKey, vTitle, vFilters, vPath, vFileName,
			vCountSelectionMax, vUserDatas, flags);
	}
}

IMGUIFILEDIALOG_API void IGFD_OpenDialog2(
	ImGuiFileDialog* vContext,
	const char* vKey,
	const char* vTitle,
	const char* vFilters,
	const char* vFilePathName,
	const int vCountSelectionMax,
	void* vUserDatas,
	ImGuiFileDialogFlags flags)
{
	if (vContext)
	{
		vContext->OpenDialog(
			vKey, vTitle, vFilters, vFilePathName,
			vCountSelectionMax, vUserDatas, flags);
	}
}

IMGUIFILEDIALOG_API void IGFD_OpenPaneDialog(
	ImGuiFileDialog* vContext,
	const char* vKey,
	const char* vTitle,
	const char* vFilters,
	const char* vPath,
	const char* vFileName,
	IGFD_PaneFun vSidePane,
	const float vSidePaneWidth,
	const int vCountSelectionMax,
	void* vUserDatas,
	ImGuiFileDialogFlags flags)
{
	if (vContext)
	{
		vContext->OpenDialog(
			vKey, vTitle, vFilters,
			vPath, vFileName,
			vSidePane, vSidePaneWidth,
			vCountSelectionMax, vUserDatas, flags);
	}
}

IMGUIFILEDIALOG_API void IGFD_OpenPaneDialog2(
	ImGuiFileDialog* vContext,
	const char* vKey,
	const char* vTitle,
	const char* vFilters,
	const char* vFilePathName,
	IGFD_PaneFun vSidePane,
	const float vSidePaneWidth,
	const int vCountSelectionMax,
	void* vUserDatas,
	ImGuiFileDialogFlags flags)
{
	if (vContext)
	{
		vContext->OpenDialog(
			vKey, vTitle, vFilters,
			vFilePathName,
			vSidePane, vSidePaneWidth,
			vCountSelectionMax, vUserDatas, flags);
	}
}

IMGUIFILEDIALOG_API bool IGFD_DisplayDialog(ImGuiFileDialog* vContext,
	const char* vKey, ImGuiWindowFlags vFlags, ImVec2 vMinSize, ImVec2 vMaxSize)
{
	if (vContext)
	{
		return vContext->Display(vKey, vFlags, vMinSize, vMaxSize);
	}

	return false;
}

IMGUIFILEDIALOG_API void IGFD_CloseDialog(ImGuiFileDialog* vContext)
{
	if (vContext)
	{
		vContext->Close();
	}
}

IMGUIFILEDIALOG_API bool IGFD_IsOk(ImGuiFileDialog* vContext)
{
	if (vContext)
	{
		return vContext->IsOk();
	}

	return false;
}

IMGUIFILEDIALOG_API bool IGFD_WasKeyOpenedThisFrame(ImGuiFileDialog* vContext,
	const char* vKey)
{
	if (vContext)
	{
		return vContext->WasOpenedThisFrame(vKey);
	}

	return false;
}

IMGUIFILEDIALOG_API bool IGFD_WasOpenedThisFrame(ImGuiFileDialog* vContext)
{
	if (vContext)
	{
		return vContext->WasOpenedThisFrame();
	}

	return false;
}

IMGUIFILEDIALOG_API bool IGFD_IsKeyOpened(ImGuiFileDialog* vContext,
	const char* vCurrentOpenedKey)
{
	if (vContext)
	{
		return vContext->IsOpened(vCurrentOpenedKey);
	}

	return false;
}

IMGUIFILEDIALOG_API bool IGFD_IsOpened(ImGuiFileDialog* vContext)
{
	if (vContext)
	{
		return vContext->IsOpened();
	}

	return false;
}

IMGUIFILEDIALOG_API IGFD_Selection IGFD_GetSelection(ImGuiFileDialog* vContext)
{
	IGFD_Selection res = IGFD_Selection_Get();

	if (vContext)
	{
		auto sel = vContext->GetSelection();
		if (!sel.empty())
		{
			res.count = sel.size();
			res.table = new IGFD_Selection_Pair[res.count];

			size_t idx = 0U;
			for (const auto& s : sel)
			{
				IGFD_Selection_Pair* pair = res.table + idx++;

				// fileNameExt
				if (!s.first.empty())
				{
					size_t siz = s.first.size() + 1U;
					pair->fileName = new char[siz];
#ifndef _MSC_VER
					strncpy(pair->fileName, s.first.c_str(), siz);
#else // _MSC_VER
					strncpy_s(pair->fileName, siz, s.first.c_str(), siz);
#endif // _MSC_VER
					pair->fileName[siz - 1U] = '\0';
				}

				// filePathName
				if (!s.second.empty())
				{
					size_t siz = s.second.size() + 1U;
					pair->filePathName = new char[siz];
#ifndef _MSC_VER
					strncpy(pair->filePathName, s.second.c_str(), siz);
#else // _MSC_VER
					strncpy_s(pair->filePathName, siz, s.second.c_str(), siz);
#endif // _MSC_VER
					pair->filePathName[siz - 1U] = '\0';
				}
			}

			return res;
		}
	}

	return res;
}

IMGUIFILEDIALOG_API char* IGFD_GetFilePathName(ImGuiFileDialog* vContext)
{
	char* res = nullptr;

	if (vContext)
	{
		auto s = vContext->GetFilePathName();
		if (!s.empty())
		{
			size_t siz = s.size() + 1U;
			res = (char*)malloc(siz);
			if (res)
			{
#ifndef _MSC_VER
				strncpy(res, s.c_str(), siz);
#else // _MSC_VER
				strncpy_s(res, siz, s.c_str(), siz);
#endif // _MSC_VER
				res[siz - 1U] = '\0';
			}
		}
	}

	return res;
}

IMGUIFILEDIALOG_API char* IGFD_GetCurrentFileName(ImGuiFileDialog* vContext)
{
	char* res = nullptr;

	if (vContext)
	{
		auto s = vContext->GetCurrentFileName();
		if (!s.empty())
		{
			size_t siz = s.size() + 1U;
			res = (char*)malloc(siz);
			if (res)
			{
#ifndef _MSC_VER
				strncpy(res, s.c_str(), siz);
#else // _MSC_VER
				strncpy_s(res, siz, s.c_str(), siz);
#endif // _MSC_VER
				res[siz - 1U] = '\0';
			}
		}
	}

	return res;
}

IMGUIFILEDIALOG_API char* IGFD_GetCurrentPath(ImGuiFileDialog* vContext)
{
	char* res = nullptr;

	if (vContext)
	{
		auto s = vContext->GetCurrentPath();
		if (!s.empty())
		{
			size_t siz = s.size() + 1U;
			res = (char*)malloc(siz);
			if (res)
			{
#ifndef _MSC_VER
				strncpy(res, s.c_str(), siz);
#else // _MSC_VER
				strncpy_s(res, siz, s.c_str(), siz);
#endif // _MSC_VER
				res[siz - 1U] = '\0';
			}
		}
	}

	return res;
}

IMGUIFILEDIALOG_API char* IGFD_GetCurrentFilter(ImGuiFileDialog* vContext)
{
	char* res = nullptr;

	if (vContext)
	{
		auto s = vContext->GetCurrentFilter();
		if (!s.empty())
		{
			size_t siz = s.size() + 1U;
			res = (char*)malloc(siz);
			if (res)
			{
#ifndef _MSC_VER
				strncpy(res, s.c_str(), siz);
#else // _MSC_VER
				strncpy_s(res, siz, s.c_str(), siz);
#endif // _MSC_VER
				res[siz - 1U] = '\0';
			}
		}
	}

	return res;
}

IMGUIFILEDIALOG_API void* IGFD_GetUserDatas(ImGuiFileDialog* vContext)
{
	if (vContext)
	{
		return vContext->GetUserDatas();
	}

	return nullptr;
}

IMGUIFILEDIALOG_API void IGFD_SetFileStyle(ImGuiFileDialog* vContext,
	IGFD_FileStyleFlags vFlags, const char* vCriteria, ImVec4 vColor, const char* vIcon, ImFont* vFont) //-V813
{
	if (vContext)
	{
		vContext->SetFileStyle(vFlags, vCriteria, vColor, vIcon, vFont);
	}
}

IMGUIFILEDIALOG_API void IGFD_SetFileStyle2(ImGuiFileDialog* vContext,
	IGFD_FileStyleFlags vFlags, const char* vCriteria, float vR, float vG, float vB, float vA, const char* vIcon, ImFont* vFont)
{
	if (vContext)
	{
		vContext->SetFileStyle(vFlags, vCriteria, ImVec4(vR, vG, vB, vA), vIcon, vFont);
	}
}

IMGUIFILEDIALOG_API bool IGFD_GetFileStyle(ImGuiFileDialog* vContext,
	IGFD_FileStyleFlags vFlags, const char* vCriteria, ImVec4* vOutColor, char** vOutIconText, ImFont** vOutFont)
{
	if (vContext)
	{
		std::string icon;
		bool res = vContext->GetFileStyle(vFlags, vCriteria, vOutColor, &icon, vOutFont);
		if (!icon.empty() && vOutIconText)
		{
			size_t siz = icon.size() + 1U;
			*vOutIconText = (char*)malloc(siz);
			if (*vOutIconText)
			{
#ifndef _MSC_VER
				strncpy(*vOutIconText, icon.c_str(), siz);
#else // _MSC_VER
				strncpy_s(*vOutIconText, siz, icon.c_str(), siz);
#endif // _MSC_VER
				(*vOutIconText)[siz - 1U] = '\0';
			}
		}
		return res;
	}

	return false;
}

IMGUIFILEDIALOG_API void IGFD_ClearFilesStyle(ImGuiFileDialog* vContext)
{
	if (vContext)
	{
		vContext->ClearFilesStyle();
	}
}

IMGUIFILEDIALOG_API void SetLocales(ImGuiFileDialog* vContext, const int vCategory, const char* vBeginLocale, const char* vEndLocale)
{
	if (vContext)
	{
		vContext->SetLocales(vCategory, (vBeginLocale ? vBeginLocale : ""), (vEndLocale ? vEndLocale : ""));
	}
}

#ifdef USE_EXPLORATION_BY_KEYS
IMGUIFILEDIALOG_API void IGFD_SetFlashingAttenuationInSeconds(ImGuiFileDialog* vContext, float vAttenValue)
{
	if (vContext)
	{
		vContext->SetFlashingAttenuationInSeconds(vAttenValue);
	}
}
#endif

#ifdef USE_BOOKMARK
IMGUIFILEDIALOG_API char* IGFD_SerializeBookmarks(ImGuiFileDialog* vContext, bool vDontSerializeCodeBasedBookmarks)
{
	char* res = nullptr;

	if (vContext)
	{
		auto s = vContext->SerializeBookmarks(vDontSerializeCodeBasedBookmarks);
		if (!s.empty())
		{
			size_t siz = s.size() + 1U;
			res = (char*)malloc(siz);
			if (res)
			{
#ifndef _MSC_VER
				strncpy(res, s.c_str(), siz);
#else // _MSC_VER
				strncpy_s(res, siz, s.c_str(), siz);
#endif // _MSC_VER
				res[siz - 1U] = '\0';
			}
		}
	}

	return res;
}

IMGUIFILEDIALOG_API void IGFD_DeserializeBookmarks(ImGuiFileDialog* vContext, const char* vBookmarks)
{
	if (vContext)
	{
		vContext->DeserializeBookmarks(vBookmarks);
	}
}

IMGUIFILEDIALOG_API void IGFD_AddBookmark(ImGuiFileDialog* vContext, const char* vBookMarkName, const char* vBookMarkPath)
{
	if (vContext)
	{
		vContext->AddBookmark(vBookMarkName, vBookMarkPath);
	}
}

IMGUIFILEDIALOG_API void IGFD_RemoveBookmark(ImGuiFileDialog* vContext, const char* vBookMarkName)
{
	if (vContext)
	{
		vContext->RemoveBookmark(vBookMarkName);
	}
}

#endif

#ifdef USE_THUMBNAILS
IMGUIFILEDIALOG_API void SetCreateThumbnailCallback(ImGuiFileDialog* vContext, const IGFD_CreateThumbnailFun vCreateThumbnailFun)
{
	if (vContext)
	{
		vContext->SetCreateThumbnailCallback(vCreateThumbnailFun);
	}
}

IMGUIFILEDIALOG_API void SetDestroyThumbnailCallback(ImGuiFileDialog* vContext, const IGFD_DestroyThumbnailFun vDestroyThumbnailFun)
{
	if (vContext)
	{
		vContext->SetDestroyThumbnailCallback(vDestroyThumbnailFun);
	}
}

IMGUIFILEDIALOG_API void ManageGPUThumbnails(ImGuiFileDialog* vContext)
{
	if (vContext)
	{
		vContext->ManageGPUThumbnails();
	}
}
#endif // USE_THUMBNAILS