forked from AuroraMiddleware/gtk
treeviewcolumn: Clip header buttons
We don't want to overdraw when dragging a narrow column around, and we also need the clipping to avoid picking the wrong column, when a later column button overlaps an earlier one. Fixes: #4045
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@ -855,6 +855,7 @@ gtk_tree_view_column_create_button (GtkTreeViewColumn *tree_column)
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priv->button = gtk_button_new ();
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g_object_ref_sink (priv->button);
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gtk_widget_set_focus_on_click (priv->button, FALSE);
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gtk_widget_set_overflow (priv->button, GTK_OVERFLOW_HIDDEN);
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g_signal_connect (priv->button, "clicked",
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G_CALLBACK (gtk_tree_view_column_button_clicked),
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