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Docking: Fix misuse of PushClipRect in UpdateWindowManualResize(). (#3311)

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omar 2020-06-20 22:06:44 +02:00
parent 20d61f5f62
commit 76e40fe5d1
2 changed files with 4 additions and 5 deletions
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5
imgui.cpp
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@ -5502,9 +5502,10 @@ static bool ImGui::UpdateWindowManualResize(ImGuiWindow* window, const ImVec2& s
// This is however not the case with current back-ends under Win32, but a custom borderless window implementation would benefit from it. // This is however not the case with current back-ends under Win32, but a custom borderless window implementation would benefit from it.
// - When decoration are enabled we typically benefit from that distance, but then our resize elements would be conflicting with OS resize elements, so we also narrow. // - When decoration are enabled we typically benefit from that distance, but then our resize elements would be conflicting with OS resize elements, so we also narrow.
// - Note that we are unable to tell if the platform setup allows hovering with a distance threshold (on Win32, decorated window have such threshold). // - Note that we are unable to tell if the platform setup allows hovering with a distance threshold (on Win32, decorated window have such threshold).
// We only clip interaction so we overwrite window->ClipRect, cannot call PushClipRect() yet as DrawList is not yet setup.
const bool clip_with_viewport_rect = !(g.IO.BackendFlags & ImGuiBackendFlags_HasMouseHoveredViewport) || (g.IO.MouseHoveredViewport != window->ViewportId) || !(window->Viewport->Flags & ImGuiViewportFlags_NoDecoration); const bool clip_with_viewport_rect = !(g.IO.BackendFlags & ImGuiBackendFlags_HasMouseHoveredViewport) || (g.IO.MouseHoveredViewport != window->ViewportId) || !(window->Viewport->Flags & ImGuiViewportFlags_NoDecoration);
if (clip_with_viewport_rect) if (clip_with_viewport_rect)
PushClipRect(window->Viewport->Pos, window->Viewport->Pos + window->Viewport->Size, true); // Won't incur a draw command as we are not drawing here. window->ClipRect = window->Viewport->GetMainRect();
// Resize grips and borders are on layer 1 // Resize grips and borders are on layer 1
window->DC.NavLayerCurrent = ImGuiNavLayer_Menu; window->DC.NavLayerCurrent = ImGuiNavLayer_Menu;
@ -5568,8 +5569,6 @@ static bool ImGui::UpdateWindowManualResize(ImGuiWindow* window, const ImVec2& s
} }
} }
PopID(); PopID();
if (clip_with_viewport_rect)
PopClipRect();
// Restore nav layer // Restore nav layer
window->DC.NavLayerCurrent = ImGuiNavLayer_Main; window->DC.NavLayerCurrent = ImGuiNavLayer_Main;