Updated ImGui.

3rdparty/ocornut-imgui/imgui.h

@@ -54,6 +54,7 @@ struct ImGuiTextFilter;             // Parse and apply text filters. In format "
 struct ImGuiTextBuffer;             // Text buffer for logging/accumulating text
 struct ImGuiTextEditCallbackData;   // Shared state of ImGui::InputText() when using custom callbacks (advanced)
 struct ImGuiListClipper;            // Helper to manually clip large list of items
+struct ImGuiContext;                // ImGui context (opaque)
 
 // Enumerations (declared as int for compatibility and to not pollute the top of this file)
 typedef unsigned int ImU32;
@@ -158,7 +159,7 @@ namespace ImGui
     IMGUI_API void          SetScrollY(float scroll_y);                                         // set scrolling amount [0..GetScrollMaxY()]
     IMGUI_API void          SetScrollHere(float center_y_ratio = 0.5f);                         // adjust scrolling amount to make current cursor position visible. center_y_ratio=0.0: top, 0.5: center, 1.0: bottom.
     IMGUI_API void          SetScrollFromPosY(float pos_y, float center_y_ratio = 0.5f);        // adjust scrolling amount to make given position valid. use GetCursorPos() or GetCursorStartPos()+offset to get valid positions.
-    IMGUI_API void          SetKeyboardFocusHere(int offset = 0);                               // focus keyboard on the next widget. Use positive 'offset' to access sub components of a multiple component widget
+    IMGUI_API void          SetKeyboardFocusHere(int offset = 0);                               // focus keyboard on the next widget. Use positive 'offset' to access sub components of a multiple component widget. Use negative 'offset' to access previous widgets.
     IMGUI_API void          SetStateStorage(ImGuiStorage* tree);                                // replace tree state storage with our own (if you want to manipulate it yourself, typically clear subsection of it)
     IMGUI_API ImGuiStorage* GetStateStorage();
 
@@ -442,11 +443,12 @@ namespace ImGui
     IMGUI_API const char*   GetClipboardText();
     IMGUI_API void          SetClipboardText(const char* text);
 
-    // Internal state/context access - if you want to use multiple ImGui context, or share context between modules (e.g. DLL), or allocate the memory yourself
+    // Internal context access - if you want to use multiple context, share context between modules (e.g. DLL). There is a default context created and active by default.
     IMGUI_API const char*   GetVersion();
-    IMGUI_API void*         GetInternalState();
-    IMGUI_API size_t        GetInternalStateSize();
-    IMGUI_API void          SetInternalState(void* state, bool construct = false);
+    IMGUI_API ImGuiContext* CreateContext(void* (*malloc_fn)(size_t) = NULL, void (*free_fn)(void*) = NULL);
+    IMGUI_API void          DestroyContext(ImGuiContext* ctx);
+    IMGUI_API ImGuiContext* GetCurrentContext();
+    IMGUI_API void          SetCurrentContext(ImGuiContext* ctx);
 
     // Obsolete (will be removed)
 #ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
@@ -950,7 +952,7 @@ struct ImGuiTextBuffer
     IMGUI_API void      appendv(const char* fmt, va_list args);
 };
 
-// Helper: Key->value storage
+// Helper: Simple Key->value storage
 // - Store collapse state for a tree (Int 0/1)
 // - Store color edit options (Int using values in ImGuiColorEditMode enum).
 // - Custom user storage for temporary values.
@@ -958,6 +960,7 @@ struct ImGuiTextBuffer
 // Declare your own storage if:
 // - You want to manipulate the open/close state of a particular sub-tree in your interface (tree node uses Int 0/1 to store their state).
 // - You want to store custom debug data easily without adding or editing structures in your code.
+// Types are NOT stored, so it is up to you to make sure your Key don't collide with different types.
 struct ImGuiStorage
 {
     struct Pair
@@ -972,10 +975,12 @@ struct ImGuiStorage
 
     // - Get***() functions find pair, never add/allocate. Pairs are sorted so a query is O(log N)
     // - Set***() functions find pair, insertion on demand if missing.
-    // - Sorted insertion is costly but should amortize. A typical frame shouldn't need to insert any new pair.
+    // - Sorted insertion is costly, paid once. A typical frame shouldn't need to insert any new pair.
     IMGUI_API void      Clear();
     IMGUI_API int       GetInt(ImGuiID key, int default_val = 0) const;
     IMGUI_API void      SetInt(ImGuiID key, int val);
+    IMGUI_API bool      GetBool(ImGuiID key, bool default_val = false) const;
+    IMGUI_API void      SetBool(ImGuiID key, bool val);
     IMGUI_API float     GetFloat(ImGuiID key, float default_val = 0.0f) const;
     IMGUI_API void      SetFloat(ImGuiID key, float val);
     IMGUI_API void*     GetVoidPtr(ImGuiID key) const; // default_val is NULL
@@ -987,7 +992,8 @@ struct ImGuiStorage
     //      float* pvar = ImGui::GetFloatRef(key); ImGui::SliderFloat("var", pvar, 0, 100.0f); some_var += *pvar;
     // - You can also use this to quickly create temporary editable values during a session of using Edit&Continue, without restarting your application.
     IMGUI_API int*      GetIntRef(ImGuiID key, int default_val = 0);
-    IMGUI_API float*    GetFloatRef(ImGuiID key, float default_val = 0);
+    IMGUI_API bool*     GetBoolRef(ImGuiID key, bool default_val = false);
+    IMGUI_API float*    GetFloatRef(ImGuiID key, float default_val = 0.0f);
     IMGUI_API void**    GetVoidPtrRef(ImGuiID key, void* default_val = NULL);
 
     // Use on your own storage if you know only integer are being stored (open/close all tree nodes)

3rdparty/ocornut-imgui/imgui_demo.cpp

@@ -35,6 +35,8 @@
 #ifdef __GNUC__
 #pragma GCC diagnostic ignored "-Wint-to-pointer-cast"          // warning: cast to pointer from integer of different size
 #pragma GCC diagnostic ignored "-Wformat-security"              // warning : format string is not a string literal (potentially insecure)
+#pragma GCC diagnostic ignored "-Wdouble-promotion"             // warning: implicit conversion from 'float' to 'double' when passing argument to function
+#pragma GCC diagnostic ignored "-Wconversion"                   // warning: conversion to 'xxxx' from 'xxxx' may alter its value
 #endif
 
 // Play it nice with Windows users. Notepad in 2015 still doesn't display text data with Unix-style \n.
@@ -1030,9 +1032,11 @@ void ImGui::ShowTestWindow(bool* p_open)
             static bool track = true;
             static int track_line = 50, scroll_to_px = 200;
             ImGui::Checkbox("Track", &track);
+            ImGui::PushItemWidth(100);
             ImGui::SameLine(130); track |= ImGui::DragInt("##line", &track_line, 0.25f, 0, 99, "Line %.0f");
             bool scroll_to = ImGui::Button("Scroll To");
             ImGui::SameLine(130); scroll_to |= ImGui::DragInt("##pos_y", &scroll_to_px, 1.00f, 0, 9999, "y = %.0f px");
+            ImGui::PopItemWidth();
             if (scroll_to) track = false;
 
             for (int i = 0; i < 5; i++)

3rdparty/ocornut-imgui/imgui_draw.cpp

@@ -41,6 +41,8 @@
 #endif
 #ifdef __GNUC__
 #pragma GCC diagnostic ignored "-Wunused-function"          // warning: 'xxxx' defined but not used
+#pragma GCC diagnostic ignored "-Wdouble-promotion"         // warning: implicit conversion from 'float' to 'double' when passing argument to function
+#pragma GCC diagnostic ignored "-Wconversion"               // warning: conversion to 'xxxx' from 'xxxx' may alter its value
 #endif
 
 //-------------------------------------------------------------------------
@@ -246,7 +248,7 @@ void ImDrawList::PushClipRect(ImVec2 cr_min, ImVec2 cr_max, bool intersect_with_
 void ImDrawList::PushClipRectFullScreen()
 {
     PushClipRect(ImVec2(GNullClipRect.x, GNullClipRect.y), ImVec2(GNullClipRect.z, GNullClipRect.w));
-    //PushClipRect(GetVisibleRect());   // FIXME-OPT: This would be more correct but we're not supposed to access ImGuiState from here?
+    //PushClipRect(GetVisibleRect());   // FIXME-OPT: This would be more correct but we're not supposed to access ImGuiContext from here?
 }
 
 void ImDrawList::PopClipRect()
@@ -1667,7 +1669,7 @@ ImFont::~ImFont()
     // If you want to delete fonts you need to do it between Render() and NewFrame().
     // FIXME-CLEANUP
     /*
-    ImGuiState& g = *GImGui;
+    ImGuiContext& g = *GImGui;
     if (g.Font == this)
         g.Font = NULL;
     */

3rdparty/ocornut-imgui/imgui_internal.h

@@ -33,7 +33,6 @@ struct ImGuiTextEditState;
 struct ImGuiIniData;
 struct ImGuiMouseCursorData;
 struct ImGuiPopupRef;
-struct ImGuiState;
 struct ImGuiWindow;
 
 typedef int ImGuiLayoutType;      // enum ImGuiLayoutType_
@@ -71,7 +70,7 @@ namespace ImGuiStb
 // Context
 //-----------------------------------------------------------------------------
 
-extern IMGUI_API ImGuiState*  GImGui;
+extern IMGUI_API ImGuiContext*  GImGui;     // current implicit ImGui context pointer
 
 //-----------------------------------------------------------------------------
 // Helpers
@@ -144,7 +143,7 @@ static inline ImVec2 ImFloor(ImVec2 v)
 struct ImPlacementNewDummy {};
 inline void* operator new(size_t, ImPlacementNewDummy, void* ptr) { return ptr; }
 inline void operator delete(void*, ImPlacementNewDummy, void*) {}
-#define IM_PLACEMENT_NEW(_PTR)  new(ImPlacementNewDummy() ,_PTR)
+#define IM_PLACEMENT_NEW(_PTR)  new(ImPlacementNewDummy(), _PTR)
 #endif
 
 //-----------------------------------------------------------------------------
@@ -274,7 +273,7 @@ struct ImGuiColumnData
     //float     IndentX;
 };
 
-// Simple column measurement currently used for MenuItem() only. This is very short-sighted for now and NOT a generic helper.
+// Simple column measurement currently used for MenuItem() only. This is very short-sighted/throw-away code and NOT a generic helper.
 struct IMGUI_API ImGuiSimpleColumns
 {
     int         Count;
@@ -283,9 +282,9 @@ struct IMGUI_API ImGuiSimpleColumns
     float       Pos[8], NextWidths[8];
 
     ImGuiSimpleColumns();
-    void       Update(int count, float spacing, bool clear);
-    float      DeclColumns(float w0, float w1, float w2);
-    float      CalcExtraSpace(float avail_w);
+    void        Update(int count, float spacing, bool clear);
+    float       DeclColumns(float w0, float w1, float w2);
+    float       CalcExtraSpace(float avail_w);
 };
 
 // Internal state of the currently focused/edited text input box
@@ -345,7 +344,7 @@ struct ImGuiPopupRef
 };
 
 // Main state for ImGui
-struct ImGuiState
+struct ImGuiContext
 {
     bool                    Initialized;
     ImGuiIO                 IO;
@@ -378,7 +377,7 @@ struct ImGuiState
     ImGuiWindow*            MovedWindow;                        // Track the child window we clicked on to move a window.
     ImGuiID                 MovedWindowMoveId;                  // == MovedWindow->RootWindow->MoveId
     ImVector<ImGuiIniData>  Settings;                           // .ini Settings
-    float                   SettingsDirtyTimer;                 // Save .ini settinngs on disk when time reaches zero
+    float                   SettingsDirtyTimer;                 // Save .ini Settings on disk when time reaches zero
     ImVector<ImGuiColMod>   ColorModifiers;                     // Stack for PushStyleColor()/PopStyleColor()
     ImVector<ImGuiStyleMod> StyleModifiers;                     // Stack for PushStyleVar()/PopStyleVar()
     ImVector<ImFont*>       FontStack;                          // Stack for PushFont()/PopFont()
@@ -417,7 +416,7 @@ struct ImGuiState
     float                   DragSpeedDefaultRatio;              // If speed == 0.0f, uses (max-min) * DragSpeedDefaultRatio
     float                   DragSpeedScaleSlow;
     float                   DragSpeedScaleFast;
-    ImVec2                  ScrollbarClickDeltaToGrabCenter;   // Distance between mouse and center of grab box, normalized in parent space. Use storage?
+    ImVec2                  ScrollbarClickDeltaToGrabCenter;    // Distance between mouse and center of grab box, normalized in parent space. Use storage?
     char                    Tooltip[1024];
     char*                   PrivateClipboard;                   // If no custom clipboard handler is defined
     ImVec2                  OsImePosRequest, OsImePosSet;       // Cursor position request & last passed to the OS Input Method Editor
@@ -437,7 +436,7 @@ struct ImGuiState
     int                     CaptureKeyboardNextFrame;
     char                    TempBuffer[1024*3+1];               // temporary text buffer
 
-    ImGuiState()
+    ImGuiContext()
     {
         Initialized = false;
         Font = NULL;
@@ -673,8 +672,8 @@ namespace ImGui
     // If this ever crash because g.CurrentWindow is NULL it means that either
     // - ImGui::NewFrame() has never been called, which is illegal.
     // - You are calling ImGui functions after ImGui::Render() and before the next ImGui::NewFrame(), which is also illegal.
-    inline    ImGuiWindow*  GetCurrentWindowRead()      { ImGuiState& g = *GImGui; return g.CurrentWindow; }
-    inline    ImGuiWindow*  GetCurrentWindow()          { ImGuiState& g = *GImGui; g.CurrentWindow->Accessed = true; return g.CurrentWindow; }
+    inline    ImGuiWindow*  GetCurrentWindowRead()      { ImGuiContext& g = *GImGui; return g.CurrentWindow; }
+    inline    ImGuiWindow*  GetCurrentWindow()          { ImGuiContext& g = *GImGui; g.CurrentWindow->Accessed = true; return g.CurrentWindow; }
     IMGUI_API ImGuiWindow*  GetParentWindow();
     IMGUI_API ImGuiWindow*  FindWindowByName(const char* name);
     IMGUI_API void          FocusWindow(ImGuiWindow* window);

3rdparty/ocornut-imgui/imgui_wm.cpp

@@ -915,14 +915,11 @@ namespace ImGuiWM
         m_bMain = bMain;
         m_bIsDragWindow = bIsDragWindow;
         m_pContainer = IMGUI_NEW(Container)(this);
-        m_pState = NULL;
         m_pPreviousState = NULL;
 
-        void* pTemp = ImGui::GetInternalState();
-        m_pState = ImGui::MemAlloc(ImGui::GetInternalStateSize());
-        ImGui::SetInternalState(m_pState, false);
         ImGui::GetIO().IniFilename = NULL;
-        ImGui::SetInternalState(pTemp);
+
+        m_pState = ImGui::CreateContext();
     }
 
     PlatformWindow::~PlatformWindow()
@@ -936,7 +933,8 @@ namespace ImGuiWM
         }
 
         RestoreState();
-        ImGui::MemFree(m_pState);
+        ImGui::DestroyContext(m_pState);
+        m_pState = NULL;
     }
 
     void PlatformWindow::OnClose()
@@ -955,22 +953,22 @@ namespace ImGuiWM
     {
         IM_ASSERT(s_bStatePush == false);
         s_bStatePush = true;
-        m_pPreviousState = ImGui::GetInternalState();
-        ImGui::SetInternalState(m_pState);
-        memcpy(&((ImGuiState*)m_pState)->Style, &((ImGuiState*)m_pPreviousState)->Style, sizeof(ImGuiStyle));
+        m_pPreviousState = ImGui::GetCurrentContext();
+        ImGui::SetCurrentContext(m_pState);
+        memcpy(&m_pState->Style, &m_pPreviousState->Style, sizeof(ImGuiStyle) );
     }
 
     void PlatformWindow::RestoreState()
     {
         IM_ASSERT(s_bStatePush == true);
         s_bStatePush = false;
-        memcpy(&((ImGuiState*)m_pPreviousState)->Style, &((ImGuiState*)m_pState)->Style, sizeof(ImGuiStyle));
-        ImGui::SetInternalState(m_pPreviousState);
+        memcpy(&m_pPreviousState->Style, &m_pState->Style, sizeof(ImGuiStyle) );
+        ImGui::SetCurrentContext(m_pPreviousState);
     }
 
     void PlatformWindow::OnLoseFocus()
     {
-        ImGuiState& g = *((ImGuiState*)m_pState);
+        ImGuiContext& g = *m_pState;
         g.SetNextWindowPosCond = g.SetNextWindowSizeCond = g.SetNextWindowContentSizeCond = g.SetNextWindowCollapsedCond = g.SetNextWindowFocus = 0;
     }
 
@@ -1444,7 +1442,7 @@ namespace ImGuiWM
             m_lPlatformWindowActions.push_back(pAction);
 
             Dock(pWindow, E_DOCK_ORIENTATION_CENTER, m_pDragPlatformWindow);
-            ((ImGuiState*)m_pDragPlatformWindow->m_pState)->IO.MouseDown[0] = true;
+            m_pDragPlatformWindow->m_pState->IO.MouseDown[0] = true;
         }
     }
 
@@ -1486,7 +1484,6 @@ namespace ImGuiWM
                 DrawWindowArea(pBestContainer->GetPlatformWindowParent(), oHightlightPos, oHightlightSize, m_oConfig.m_oHightlightAreaColor);
             }
 
-            //if (!((ImGuiState*)m_pDragPlatformWindow->m_pState)->IO.MouseDown[0])
             ImGuiIO& io = ImGui::GetIO();
             if (!io.MouseDown[0])
             {

3rdparty/ocornut-imgui/imgui_wm.h

@@ -172,8 +172,8 @@ namespace ImGuiWM
         bool m_bMain;
         bool m_bIsDragWindow;
         Container* m_pContainer;
-        void* m_pState;
-        void* m_pPreviousState;
+        ImGuiContext* m_pState;
+        ImGuiContext* m_pPreviousState;
     };
 
     typedef ImwList<PlatformWindow*> PlatformWindowList;