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Viewports: added platform_io.Platform_GetWindowWorkAreaInsets() hook. (#7823)

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ocornut
2024-08-01 19:10:17 +02:00
parent d8c98c8c14
commit a18f020072
4 changed files with 14 additions and 1 deletions
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9
imgui.cpp
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@@ -15238,11 +15238,18 @@ static void ImGui::UpdateViewportsNewFrame()
// Update/copy monitor info
UpdateViewportPlatformMonitor(viewport);
// Lock down space taken by menu bars and status bars
// Lock down space taken by menu bars and status bars + query initial insets from backend
// Setup initial value for functions like BeginMainMenuBar(), DockSpaceOverViewport() etc.
viewport->WorkInsetMin = viewport->BuildWorkInsetMin;
viewport->WorkInsetMax = viewport->BuildWorkInsetMax;
viewport->BuildWorkInsetMin = viewport->BuildWorkInsetMax = ImVec2(0.0f, 0.0f);
if (g.PlatformIO.Platform_GetWindowWorkAreaInsets != NULL)
{
ImVec4 insets = g.PlatformIO.Platform_GetWindowWorkAreaInsets(viewport);
IM_ASSERT(insets.x >= 0.0f && insets.y >= 0.0f && insets.z >= 0.0f && insets.w >= 0.0f);
viewport->BuildWorkInsetMin = ImVec2(insets.x, insets.y);
viewport->BuildWorkInsetMax = ImVec2(insets.z, insets.w);
}
viewport->UpdateWorkRect();
// Reset alpha every frame. Users of transparency (docking) needs to request a lower alpha back.