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Drag and Drop: drop target highlight doesn't try to bypass host clipping rectangle. (#4281, #3272)

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Revert 4b94738c
This commit is contained in:
ocornut 2021-06-30 16:11:52 +02:00
parent cf2daf353e
commit 4ddb6b46c3
2 changed files with 3 additions and 8 deletions
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1
docs/CHANGELOG.txt
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@ -52,6 +52,7 @@ Other Changes:
- Tables: Fix columns order on TableSetupScrollFreeze() if previous data got frozen columns out of their section.
- Tables: Fix invalid data in TableGetSortSpecs() when SpecsDirty flag is unset. (#4233)
- TabBar: Fixed using more than 32 KB-worth of tab names. (#4176)
- Drag and Drop: drop target highlight doesn't try to bypass host clipping rectangle. (#4281, #3272)
- Fixed printf-style format checks on non-MinGW flavors. (#4183, #3592)
- Fonts: Functions with a 'float size_pixels' parameter can accept zero if it is set in ImFontSize::SizePixels.
- Fonts: Prefer using U+FFFD character for fallback instead of '?', if available. (#4269)

10
imgui.cpp
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@ -10065,17 +10065,11 @@ const ImGuiPayload* ImGui::AcceptDragDropPayload(const char* type, ImGuiDragDrop
}
// Render default drop visuals
// FIXME-DRAGDROP: Settle on a proper default visuals for drop target.
payload.Preview = was_accepted_previously;
flags |= (g.DragDropSourceFlags & ImGuiDragDropFlags_AcceptNoDrawDefaultRect); // Source can also inhibit the preview (useful for external sources that lives for 1 frame)
if (!(flags & ImGuiDragDropFlags_AcceptNoDrawDefaultRect) && payload.Preview)
{
// FIXME-DRAGDROP: Settle on a proper default visuals for drop target.
r.Expand(3.5f);
bool push_clip_rect = !window->ClipRect.Contains(r);
if (push_clip_rect) window->DrawList->PushClipRect(r.Min - ImVec2(1, 1), r.Max + ImVec2(1, 1));
window->DrawList->AddRect(r.Min, r.Max, GetColorU32(ImGuiCol_DragDropTarget), 0.0f, 0, 2.0f);
if (push_clip_rect) window->DrawList->PopClipRect();
}
window->DrawList->AddRect(r.Min - ImVec2(3.5f,3.5f), r.Max + ImVec2(3.5f, 3.5f), GetColorU32(ImGuiCol_DragDropTarget), 0.0f, 0, 2.0f);
g.DragDropAcceptFrameCount = g.FrameCount;
payload.Delivery = was_accepted_previously && !IsMouseDown(g.DragDropMouseButton); // For extern drag sources affecting os window focus, it's easier to just test !IsMouseDown() instead of IsMouseReleased()