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@@ -24,6 +24,7 @@
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#include "imgui.h"
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#include <ctype.h> // toupper, isprint
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+#include <limits.h> // INT_MIN, INT_MAX
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#include <math.h> // sqrtf, powf, cosf, sinf, floorf, ceilf
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#include <stdio.h> // vsnprintf, sscanf, printf
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#include <stdlib.h> // NULL, malloc, free, atoi
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@@ -82,7 +83,7 @@ static void ShowExampleAppPropertyEditor(bool* p_open);
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static void ShowExampleAppLongText(bool* p_open);
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static void ShowExampleAppAutoResize(bool* p_open);
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static void ShowExampleAppConstrainedResize(bool* p_open);
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-static void ShowExampleAppFixedOverlay(bool* p_open);
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+static void ShowExampleAppSimpleOverlay(bool* p_open);
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static void ShowExampleAppWindowTitles(bool* p_open);
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static void ShowExampleAppCustomRendering(bool* p_open);
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static void ShowExampleAppMainMenuBar();
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@@ -135,7 +136,7 @@ void ImGui::ShowDemoWindow(bool* p_open)
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static bool show_app_long_text = false;
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static bool show_app_auto_resize = false;
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static bool show_app_constrained_resize = false;
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- static bool show_app_fixed_overlay = false;
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+ static bool show_app_simple_overlay = false;
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static bool show_app_window_titles = false;
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static bool show_app_custom_rendering = false;
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static bool show_app_style_editor = false;
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@@ -151,7 +152,7 @@ void ImGui::ShowDemoWindow(bool* p_open)
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if (show_app_long_text) ShowExampleAppLongText(&show_app_long_text);
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if (show_app_auto_resize) ShowExampleAppAutoResize(&show_app_auto_resize);
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if (show_app_constrained_resize) ShowExampleAppConstrainedResize(&show_app_constrained_resize);
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- if (show_app_fixed_overlay) ShowExampleAppFixedOverlay(&show_app_fixed_overlay);
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+ if (show_app_simple_overlay) ShowExampleAppSimpleOverlay(&show_app_simple_overlay);
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if (show_app_window_titles) ShowExampleAppWindowTitles(&show_app_window_titles);
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if (show_app_custom_rendering) ShowExampleAppCustomRendering(&show_app_custom_rendering);
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@@ -218,7 +219,7 @@ void ImGui::ShowDemoWindow(bool* p_open)
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ImGui::MenuItem("Long text display", NULL, &show_app_long_text);
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ImGui::MenuItem("Auto-resizing window", NULL, &show_app_auto_resize);
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ImGui::MenuItem("Constrained-resizing window", NULL, &show_app_constrained_resize);
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- ImGui::MenuItem("Simple overlay", NULL, &show_app_fixed_overlay);
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+ ImGui::MenuItem("Simple overlay", NULL, &show_app_simple_overlay);
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ImGui::MenuItem("Manipulating window titles", NULL, &show_app_window_titles);
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ImGui::MenuItem("Custom rendering", NULL, &show_app_custom_rendering);
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ImGui::EndMenu();
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@@ -791,7 +792,7 @@ void ImGui::ShowDemoWindow(bool* p_open)
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ImGui::TreePop();
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}
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- if (ImGui::TreeNode("Plots widgets"))
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+ if (ImGui::TreeNode("Plots Widgets"))
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{
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static bool animate = true;
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ImGui::Checkbox("Animate", &animate);
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@@ -1002,6 +1003,79 @@ void ImGui::ShowDemoWindow(bool* p_open)
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ImGui::TreePop();
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}
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+ if (ImGui::TreeNode("Data Types"))
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+ {
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+ // The DragScalar, InputScalar, SliderScalar functions allow manipulating most common data types: signed/unsigned int/long long and float/double
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+ // To avoid polluting the public API with all possible combinations, we use the ImGuiDataType enum to pass the type, and argument-by-values are turned into argument-by-address.
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+ // This is the reason the test code below creates local variables to hold "zero" "one" etc. for each types.
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+ // In practice, if you frequently use a given type that is not covered by the normal API entry points, you may want to wrap it yourself inside a 1 line function
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+ // which can take typed values argument instead of void*, and then pass their address to the generic function. For example:
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+ // bool SliderU64(const char *label, u64* value, u64 min = 0, u64 max = ~(u64)0, const char* format = "%d") { return SliderScalar(label, ImGuiDataType_U64, value, &min, &max, format); }
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+ // Below are helper variables we can take the address of to work-around this:
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+ // Note that the SliderScalar function has a maximum usable range of half the natural type maximum, hence the /2 below.
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+ const ImS32 s32_zero = 0, s32_one = 1, s32_fifty = 50, s32_min = INT_MIN/2, s32_max = INT_MAX/2, s32_hi_a = INT_MAX/2 - 100, s32_hi_b = INT_MAX/2;
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+ const ImU32 u32_zero = 0, u32_one = 1, u32_fifty = 50, u32_min = 0, u32_max = UINT_MAX/2, u32_hi_a = UINT_MAX/2 - 100, u32_hi_b = UINT_MAX/2;
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+ const ImS64 s64_zero = 0, s64_one = 1, s64_fifty = 50, s64_min = LLONG_MIN/2, s64_max = LLONG_MAX/2, s64_hi_a = LLONG_MAX/2 - 100, s64_hi_b = LLONG_MAX/2;
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+ const ImU64 u64_zero = 0, u64_one = 1, u64_fifty = 50, u64_min = 0, u64_max = ULLONG_MAX/2, u64_hi_a = ULLONG_MAX/2 - 100, u64_hi_b = ULLONG_MAX/2;
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+ const float f32_zero = 0.f, f32_one = 1.f, f32_lo_a = -10000000000.0f, f32_hi_a = +10000000000.0f;
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+ const double f64_zero = 0., f64_one = 1., f64_lo_a = -1000000000000000, f64_hi_a = +1000000000000000;
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+
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+ // State
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+ static ImS32 s32_v = -1;
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+ static ImU32 u32_v = (ImU32)-1;
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+ static ImS64 s64_v = -1;
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+ static ImU64 u64_v = (ImU64)-1;
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+ static float f32_v = 0.123f;
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+ static double f64_v = 90000.01234567890123456789;
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+
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+ const float drag_speed = 0.2f;
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+ static bool drag_clamp = false;
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+ ImGui::Text("Drags:");
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+ ImGui::Checkbox("Clamp integers to 0..50", &drag_clamp); ImGui::SameLine(); ShowHelpMarker("As with every widgets in dear imgui, we never modify values unless there is a user interaction.\nYou can override the clamping limits by using CTRL+Click to input a value.");
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+ ImGui::DragScalar("drag s32", ImGuiDataType_S32, &s32_v, drag_speed, drag_clamp ? &s32_zero : NULL, drag_clamp ? &s32_fifty : NULL);
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+ ImGui::DragScalar("drag u32", ImGuiDataType_U32, &u32_v, drag_speed, drag_clamp ? &u32_zero : NULL, drag_clamp ? &u32_fifty : NULL, "%u ms");
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+ ImGui::DragScalar("drag s64", ImGuiDataType_S64, &s64_v, drag_speed, drag_clamp ? &s64_zero : NULL, drag_clamp ? &s64_fifty : NULL);
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+ ImGui::DragScalar("drag u64", ImGuiDataType_U64, &u64_v, drag_speed, drag_clamp ? &u64_zero : NULL, drag_clamp ? &u64_fifty : NULL);
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+ ImGui::DragScalar("drag float", ImGuiDataType_Float, &f32_v, 0.005f, &f32_zero, &f32_one, "%f", 1.0f);
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+ ImGui::DragScalar("drag float ^2", ImGuiDataType_Float, &f32_v, 0.005f, &f32_zero, &f32_one, "%f", 2.0f); ImGui::SameLine(); ShowHelpMarker("You can use the 'power' parameter to increase tweaking precision on one side of the range.");
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+ ImGui::DragScalar("drag double", ImGuiDataType_Double, &f64_v, 0.0005f, &f64_zero, NULL, "%.10f grams", 1.0f);
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+ ImGui::DragScalar("drag double ^2", ImGuiDataType_Double, &f64_v, 0.0005f, &f64_zero, &f64_one, "0 < %.10f < 1", 2.0f);
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+
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+ ImGui::Text("Sliders");
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+ ImGui::SliderScalar("slider s32 low", ImGuiDataType_S32, &s32_v, &s32_zero, &s32_fifty,"%d");
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+ ImGui::SliderScalar("slider s32 high", ImGuiDataType_S32, &s32_v, &s32_hi_a, &s32_hi_b, "%d");
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+ ImGui::SliderScalar("slider s32 full", ImGuiDataType_S32, &s32_v, &s32_min, &s32_max, "%d");
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+ ImGui::SliderScalar("slider u32 low", ImGuiDataType_U32, &u32_v, &u32_zero, &u32_fifty,"%u");
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+ ImGui::SliderScalar("slider u32 high", ImGuiDataType_U32, &u32_v, &u32_hi_a, &u32_hi_b, "%u");
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+ ImGui::SliderScalar("slider u32 full", ImGuiDataType_U32, &u32_v, &u32_min, &u32_max, "%u");
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+ ImGui::SliderScalar("slider s64 low", ImGuiDataType_S64, &s64_v, &s64_zero, &s64_fifty,"%I64d");
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+ ImGui::SliderScalar("slider s64 high", ImGuiDataType_S64, &s64_v, &s64_hi_a, &s64_hi_b, "%I64d");
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+ ImGui::SliderScalar("slider s64 full", ImGuiDataType_S64, &s64_v, &s64_min, &s64_max, "%I64d");
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+ ImGui::SliderScalar("slider u64 low", ImGuiDataType_U64, &u64_v, &u64_zero, &u64_fifty,"%I64u ms");
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+ ImGui::SliderScalar("slider u64 high", ImGuiDataType_U64, &u64_v, &u64_hi_a, &u64_hi_b, "%I64u ms");
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+ ImGui::SliderScalar("slider u64 full", ImGuiDataType_U64, &u64_v, &u64_min, &u64_max, "%I64u ms");
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+ ImGui::SliderScalar("slider float low", ImGuiDataType_Float, &f32_v, &f32_zero, &f32_one);
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+ ImGui::SliderScalar("slider float low^2", ImGuiDataType_Float, &f32_v, &f32_zero, &f32_one, "%.10f", 2.0f);
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+ ImGui::SliderScalar("slider float high", ImGuiDataType_Float, &f32_v, &f32_lo_a, &f32_hi_a, "%e");
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+ ImGui::SliderScalar("slider double low", ImGuiDataType_Double, &f64_v, &f64_zero, &f64_one, "%.10f grams", 1.0f);
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+ ImGui::SliderScalar("slider double low^2",ImGuiDataType_Double, &f64_v, &f64_zero, &f64_one, "%.10f", 2.0f);
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+ ImGui::SliderScalar("slider double high", ImGuiDataType_Double, &f64_v, &f64_lo_a, &f64_hi_a, "%e grams", 1.0f);
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+
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+ static bool inputs_step = true;
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+ ImGui::Text("Inputs");
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+ ImGui::Checkbox("Show step buttons", &inputs_step);
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+ ImGui::InputScalar("input s32", ImGuiDataType_S32, &s32_v, inputs_step ? &s32_one : NULL, NULL, "%d");
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+ ImGui::InputScalar("input s32 hex", ImGuiDataType_S32, &s32_v, inputs_step ? &s32_one : NULL, NULL, "%08X", ImGuiInputTextFlags_CharsHexadecimal);
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+ ImGui::InputScalar("input u32", ImGuiDataType_U32, &u32_v, inputs_step ? &u32_one : NULL, NULL, "%u");
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+ ImGui::InputScalar("input u32 hex", ImGuiDataType_U32, &u32_v, inputs_step ? &u32_one : NULL, NULL, "%08X", ImGuiInputTextFlags_CharsHexadecimal);
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+ ImGui::InputScalar("input s64", ImGuiDataType_S64, &s64_v, inputs_step ? &s64_one : NULL);
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+ ImGui::InputScalar("input u64", ImGuiDataType_U64, &u64_v, inputs_step ? &u64_one : NULL);
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+ ImGui::InputScalar("input float", ImGuiDataType_Float, &f32_v, inputs_step ? &f32_one : NULL);
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+ ImGui::InputScalar("input double", ImGuiDataType_Double, &f64_v, inputs_step ? &f64_one : NULL);
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+
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+ ImGui::TreePop();
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+ }
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+
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if (ImGui::TreeNode("Multi-component Widgets"))
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{
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static float vec4f[4] = { 0.10f, 0.20f, 0.30f, 0.44f };
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@@ -2478,7 +2552,7 @@ static void ShowExampleAppConstrainedResize(bool* p_open)
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}
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// Demonstrate creating a simple static window with no decoration + a context-menu to choose which corner of the screen to use.
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-static void ShowExampleAppFixedOverlay(bool* p_open)
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+static void ShowExampleAppSimpleOverlay(bool* p_open)
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{
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const float DISTANCE = 10.0f;
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static int corner = 0;
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@@ -2487,7 +2561,7 @@ static void ShowExampleAppFixedOverlay(bool* p_open)
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if (corner != -1)
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ImGui::SetNextWindowPos(window_pos, ImGuiCond_Always, window_pos_pivot);
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ImGui::SetNextWindowBgAlpha(0.3f); // Transparent background
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- if (ImGui::Begin("Example: Fixed Overlay", p_open, (corner != -1 ? ImGuiWindowFlags_NoMove : 0) | ImGuiWindowFlags_NoTitleBar|ImGuiWindowFlags_NoResize|ImGuiWindowFlags_AlwaysAutoResize|ImGuiWindowFlags_NoSavedSettings|ImGuiWindowFlags_NoFocusOnAppearing|ImGuiWindowFlags_NoNav))
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+ if (ImGui::Begin("Example: Simple Overlay", p_open, (corner != -1 ? ImGuiWindowFlags_NoMove : 0) | ImGuiWindowFlags_NoTitleBar|ImGuiWindowFlags_NoResize|ImGuiWindowFlags_AlwaysAutoResize|ImGuiWindowFlags_NoSavedSettings|ImGuiWindowFlags_NoFocusOnAppearing|ImGuiWindowFlags_NoNav))
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{
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ImGui::Text("Simple overlay\n" "in the corner of the screen.\n" "(right-click to change position)");
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ImGui::Separator();
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Branimir Karadžić