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-rw-r--r--macosx/tkMacOSXButton.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/macosx/tkMacOSXButton.c b/macosx/tkMacOSXButton.c
index 58383ca..41436df 100644
--- a/macosx/tkMacOSXButton.c
+++ b/macosx/tkMacOSXButton.c
@@ -67,10 +67,11 @@ static NSRect TkMacOSXGetButtonFrame(TkButton *butPtr);
return;
}
+ /* Do not draw if the widget is completely outside of its parent, or within 50 pixels of the right border; this prevents buttons from being drawn on peer widgets as scrolling occurs. */
int parent_width = Tk_Width(Tk_Parent(tkwin));
int widget_width = Tk_Width(tkwin);
int x = Tk_X(tkwin);
- if (x > parent_width - 30 || x + widget_width < 0) {
+ if (x > parent_width - 50 || x < 0) {
return;
}