Added dummy io.DisplayPos field.

imgui.cpp

@@ -11024,7 +11024,7 @@ bool ImGui::MenuItem(const char* label, const char* shortcut, bool* p_selected,
 bool ImGui::BeginMainMenuBar()
 {
     ImGuiContext& g = *GImGui;
-    SetNextWindowPos(ImVec2(0.0f, 0.0f));
+    SetNextWindowPos(g.IO.DisplayPos);
     SetNextWindowSize(ImVec2(g.IO.DisplaySize.x, g.FontBaseSize + g.Style.FramePadding.y * 2.0f));
     PushStyleVar(ImGuiStyleVar_WindowRounding, 0.0f);
     PushStyleVar(ImGuiStyleVar_WindowMinSize, ImVec2(0,0));

imgui.h

@@ -1024,6 +1024,7 @@ struct ImGuiIO
     // Output - Retrieve after calling NewFrame()
     //------------------------------------------------------------------
 
+    ImVec2      DisplayPos;                 // Always ImVec2(0,0) for now. (In upcoming multiple viewports branch, this will be repositioned by API on a per-viewport basis). The display area goes from DisplayPos to DisplayPos+DisplaySize.
     bool        WantCaptureMouse;           // When io.WantCaptureMouse is true, do not dispatch mouse input data to your main application. This is set by ImGui when it wants to use your mouse (e.g. unclicked mouse is hovering a window, or a widget is active). 
     bool        WantCaptureKeyboard;        // When io.WantCaptureKeyboard is true, do not dispatch keyboard input data to your main application. This is set by ImGui when it wants to use your keyboard inputs.
     bool        WantTextInput;              // Mobile/console: when io.WantTextInput is true, you may display an on-screen keyboard. This is set by ImGui when it wants textual keyboard input to happen (e.g. when a InputText widget is active).
@@ -1080,7 +1081,7 @@ namespace ImGui
     bool                Begin(const char* name, bool* p_open, const ImVec2& size_on_first_use, float bg_alpha_override = -1.0f, ImGuiWindowFlags flags = 0); // Use SetNextWindowSize(size, ImGuiCond_FirstUseEver) + SetNextWindowBgAlpha() instead.
     static inline bool  IsRootWindowOrAnyChildHovered()       { return IsWindowHovered(ImGuiHoveredFlags_RootAndChildWindows); }
     static inline void  AlignFirstTextHeightToWidgets()       { AlignTextToFramePadding(); }
-    static inline void  SetNextWindowPosCenter(ImGuiCond c=0) { ImGuiIO& io = GetIO(); SetNextWindowPos(ImVec2(io.DisplaySize.x * 0.5f, io.DisplaySize.y * 0.5f), c, ImVec2(0.5f, 0.5f)); }
+    static inline void  SetNextWindowPosCenter(ImGuiCond c=0) { ImGuiIO& io = GetIO(); SetNextWindowPos(ImVec2(io.DisplayPos.x + io.DisplaySize.x * 0.5f, io.DisplayPos.y + io.DisplaySize.y * 0.5f), c, ImVec2(0.5f, 0.5f)); }
     // OBSOLETED in 1.51 (between Jun 2017 and Aug 2017)
     static inline bool  IsItemHoveredRect()                   { return IsItemHovered(ImGuiHoveredFlags_RectOnly); }
     static inline bool  IsPosHoveringAnyWindow(const ImVec2&) { IM_ASSERT(0); return false; } // This was misleading and partly broken. You probably want to use the ImGui::GetIO().WantCaptureMouse flag instead.

imgui_demo.cpp

@@ -2429,7 +2429,8 @@ static void ShowExampleAppFixedOverlay(bool* p_open)
 {
     const float DISTANCE = 10.0f;
     static int corner = 0;
-    ImVec2 window_pos = ImVec2((corner & 1) ? ImGui::GetIO().DisplaySize.x - DISTANCE : DISTANCE, (corner & 2) ? ImGui::GetIO().DisplaySize.y - DISTANCE : DISTANCE);
+    ImGuiIO& io = ImGui::GetIO();
+    ImVec2 window_pos = ImVec2(io.DisplayPos.x + ((corner & 1) ? io.DisplaySize.x - DISTANCE : DISTANCE), io.DisplayPos.y + ((corner & 2) ? io.DisplaySize.y - DISTANCE : DISTANCE));
     ImVec2 window_pos_pivot = ImVec2((corner & 1) ? 1.0f : 0.0f, (corner & 2) ? 1.0f : 0.0f);
     ImGui::SetNextWindowPos(window_pos, ImGuiCond_Always, window_pos_pivot);
     ImGui::SetNextWindowBgAlpha(0.3f); // Transparent background