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Viewports: Fixed a CTRL+TAB crash with viewports enabled (#4023, #787) (amend 1dc3af3, 23ef6c1, 657073a)

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+ Expose FindHoveredViewportFromPlatformWindowStack() in imgui_internal.h
This commit is contained in:
ocornut 2021-12-30 21:46:09 +01:00
parent 2aa9959553
commit 9c8f288d1a
3 changed files with 9 additions and 3 deletions
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5
docs/CHANGELOG.txt
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@ -108,6 +108,11 @@ Other changes:
- Backends: Metal: Added Apple Metal C++ API support. (#4824, #4746) [@luigifcruz]
Enable with '#define IMGUI_IMPL_METAL_CPP' in your imconfig.h file.
Docking+Viewports Branch:
- Viewports: Fixed a CTRL+TAB crash with viewports enabled when the window list needs to appears in
its own viewport (regression from 1.86). (#4023, #787)
-----------------------------------------------------------------------
VERSION 1.86 (Released 2021-12-22)

4
imgui.cpp
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@ -4700,7 +4700,7 @@ static void ImGui::RenderDimmedBackgrounds()
{
// Draw dimming behind CTRL+Tab target window and behind CTRL+Tab UI window
RenderDimmedBackgroundBehindWindow(g.NavWindowingTargetAnim, GetColorU32(ImGuiCol_NavWindowingDimBg, g.DimBgRatio));
if (g.NavWindowingListWindow != NULL && g.NavWindowingListWindow->Viewport != g.NavWindowingTargetAnim->Viewport)
if (g.NavWindowingListWindow != NULL && g.NavWindowingListWindow->Viewport && g.NavWindowingListWindow->Viewport != g.NavWindowingTargetAnim->Viewport)
RenderDimmedBackgroundBehindWindow(g.NavWindowingListWindow, GetColorU32(ImGuiCol_NavWindowingDimBg, g.DimBgRatio));
viewports_already_dimmed[0] = g.NavWindowingTargetAnim->Viewport;
viewports_already_dimmed[1] = g.NavWindowingListWindow ? g.NavWindowingListWindow->Viewport : NULL;
@ -12143,7 +12143,7 @@ void ImGui::ScaleWindowsInViewport(ImGuiViewportP* viewport, float scale)
// If the backend doesn't set MouseLastHoveredViewport or doesn't honor ImGuiViewportFlags_NoInputs, we do a search ourselves.
// A) It won't take account of the possibility that non-imgui windows may be in-between our dragged window and our target window.
// B) It requires Platform_GetWindowFocus to be implemented by backend.
static ImGuiViewportP* FindHoveredViewportFromPlatformWindowStack(const ImVec2 mouse_platform_pos)
ImGuiViewportP* ImGui::FindHoveredViewportFromPlatformWindowStack(const ImVec2& mouse_platform_pos)
{
ImGuiContext& g = *GImGui;
ImGuiViewportP* best_candidate = NULL;

3
imgui_internal.h
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@ -2694,7 +2694,8 @@ namespace ImGui
IMGUI_API void ScaleWindowsInViewport(ImGuiViewportP* viewport, float scale);
IMGUI_API void DestroyPlatformWindow(ImGuiViewportP* viewport);
IMGUI_API void SetCurrentViewport(ImGuiWindow* window, ImGuiViewportP* viewport);
IMGUI_API const ImGuiPlatformMonitor* GetViewportPlatformMonitor(ImGuiViewport* viewport);
IMGUI_API const ImGuiPlatformMonitor* GetViewportPlatformMonitor(ImGuiViewport* viewport);
IMGUI_API ImGuiViewportP* FindHoveredViewportFromPlatformWindowStack(const ImVec2& mouse_platform_pos);
// Settings
IMGUI_API void MarkIniSettingsDirty();