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Clipper: Fixed an issue where passing an out of bound index to IncludeItemByIndex() could incorrectly offset the final cursor.

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One case where it would manifest was calling Combo() with an out of range index. (#8450)
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ocornut 2025-03-02 14:15:11 +01:00
parent c5ade6591e
commit 4819eae867
2 changed files with 7 additions and 4 deletions
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3
docs/CHANGELOG.txt
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@ -103,6 +103,9 @@ Other changes:
(#8451, #7660) [@achabense]
- TextLinkOpenURL(): fixed default Win32 io.PlatformOpenInShellFn handler to
handle UTF-8 regardless of system regional settings. (#7660) [@achabense]
- Clipper: Fixed an issue where passing an out of bound index to IncludeItemByIndex()
could incorrectly offset the final cursor, even if that index was not iterated through.
One case where it would manifest was calling Combo() with an out of range index. (#8450)
- Debug Tools: Added io.ConfigDebugHighlightIdConflictsShowItemPicker (defaults to true)
to allow disabled Item Picker suggestion in user facing builds. (#7961, #7669)
- Misc: Added ImGuiMouseCursor_Wait and ImGuiMouseCursor_Progress mouse cursors

8
imgui.cpp
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@ -3258,11 +3258,11 @@ static bool ImGuiListClipper_StepInternal(ImGuiListClipper* clipper)
{
clipper->DisplayStart = ImMax(data->Ranges[data->StepNo].Min, already_submitted);
clipper->DisplayEnd = ImMin(data->Ranges[data->StepNo].Max, clipper->ItemsCount);
if (clipper->DisplayStart > already_submitted) //-V1051
clipper->SeekCursorForItem(clipper->DisplayStart);
data->StepNo++;
if (clipper->DisplayStart == clipper->DisplayEnd && data->StepNo < data->Ranges.Size)
if (clipper->DisplayStart >= clipper->DisplayEnd)
continue;
if (clipper->DisplayStart > already_submitted)
clipper->SeekCursorForItem(clipper->DisplayStart);
return true;
}
@ -3279,7 +3279,7 @@ bool ImGuiListClipper::Step()
ImGuiContext& g = *Ctx;
bool need_items_height = (ItemsHeight <= 0.0f);
bool ret = ImGuiListClipper_StepInternal(this);
if (ret && (DisplayStart == DisplayEnd))
if (ret && (DisplayStart >= DisplayEnd))
ret = false;
if (g.CurrentTable && g.CurrentTable->IsUnfrozenRows == false)
IMGUI_DEBUG_LOG_CLIPPER("Clipper: Step(): inside frozen table row.\n");