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Fixed CTRL+Tab dimming background assert when target window has a callback in the last ImDrawCmd. (#4857, #5937)

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ocornut 2023-07-10 15:10:42 +02:00
parent b32ef809c3
commit 140726d23f
2 changed files with 4 additions and 2 deletions
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2
docs/CHANGELOG.txt
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@ -42,6 +42,8 @@ Breaking changes:
Other changes:
- Fixed CTRL+Tab dimming background assert when target window has a callback
in the last ImDrawCmd. (#4857, #5937)
- InputText: Fixed a case where deactivation frame would write to underlying
buffer or call CallbackResize although unnecessary, in a frame where the
return value was false.

4
imgui.cpp
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@ -4917,14 +4917,14 @@ static void ImGui::RenderDimmedBackgroundBehindWindow(ImGuiWindow* window, ImU32
ImDrawList* draw_list = window->RootWindow->DrawList;
if (draw_list->CmdBuffer.Size == 0)
draw_list->AddDrawCmd();
draw_list->PushClipRect(viewport_rect.Min - ImVec2(1, 1), viewport_rect.Max + ImVec2(1, 1), false); // Ensure ImDrawCmd are not merged
draw_list->PushClipRect(viewport_rect.Min - ImVec2(1, 1), viewport_rect.Max + ImVec2(1, 1), false); // FIXME: Need to stricty ensure ImDrawCmd are not merged (ElemCount==6 checks below will verify that)
draw_list->AddRectFilled(viewport_rect.Min, viewport_rect.Max, col);
ImDrawCmd cmd = draw_list->CmdBuffer.back();
IM_ASSERT(cmd.ElemCount == 6);
draw_list->CmdBuffer.pop_back();
draw_list->CmdBuffer.push_front(cmd);
draw_list->PopClipRect();
draw_list->AddDrawCmd(); // We need to create a command as CmdBuffer.back().IdxOffset won't be correct if we append to same command.
draw_list->PopClipRect();
}
}