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Docking: Fixed floating docked nodes not being clamped into viewport workrect to stay reachable when g.ConfigWindowsMoveFromTitleBarOnly is set and multi-viewports are disabled. (#5044)

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This commit is contained in:
ocornut 2022-02-22 16:21:10 +01:00
parent 7b0d58c5e5
commit 64519c6875
2 changed files with 4 additions and 2 deletions
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2
docs/CHANGELOG.txt
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@ -132,6 +132,8 @@ Other Changes:
Docking+Viewports Branch:
- Docking: Fixed floating docked nodes not being clamped into viewport workrect to stay reachable
when g.ConfigWindowsMoveFromTitleBarOnly is set and multi-viewports are disabled. (#5044)
- Viewports: Fixed main viewport size not matching ImDrawData::DisplaySize for one frame during resize
when multi-viewports are disabled. (#4900)

4
imgui.cpp
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@ -6015,8 +6015,8 @@ static inline void ClampWindowRect(ImGuiWindow* window, const ImRect& visibility
{
ImGuiContext& g = *GImGui;
ImVec2 size_for_clamping = window->Size;
if (g.IO.ConfigWindowsMoveFromTitleBarOnly && !(window->Flags & ImGuiWindowFlags_NoTitleBar))
size_for_clamping.y = window->TitleBarHeight();
if (g.IO.ConfigWindowsMoveFromTitleBarOnly && (!(window->Flags & ImGuiWindowFlags_NoTitleBar) || window->DockNodeAsHost))
size_for_clamping.y = ImGui::GetFrameHeight(); // Not using window->TitleBarHeight() as DockNodeAsHost will report 0.0f here.
window->Pos = ImClamp(window->Pos, visibility_rect.Min - size_for_clamping, visibility_rect.Max);
}