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Don't try to redraw empty areas in wxGTK wxDataViewCtrl

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This just results in warnings from pixman_region32_init_rect() and doesn't
seem to have any useful effects.
This commit is contained in:
Vadim Zeitlin 2016-02-27 02:32:25 +01:00
parent 9fee931d6d
commit 6a7420e454
1 changed files with 20 additions and 13 deletions
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33
src/gtk/dataview.cpp
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@ -1670,20 +1670,27 @@ bool wxGtkDataViewModelNotifier::ValueChanged( const wxDataViewItem &item, unsig
GTK_TREE_MODEL(wxgtk_model), &iter ));
GdkRectangle cell_area;
gtk_tree_view_get_cell_area( widget, path, gcolumn, &cell_area );
#ifdef __WXGTK3__
GtkAdjustment* hadjust = gtk_scrollable_get_hadjustment(GTK_SCROLLABLE(widget));
#else
GtkAdjustment* hadjust = gtk_tree_view_get_hadjustment( widget );
#endif
double d = gtk_adjustment_get_value( hadjust );
int xdiff = (int) d;
GtkAllocation a;
gtk_widget_get_allocation(GTK_WIDGET(gtk_tree_view_column_get_button(gcolumn)), &a);
int ydiff = a.height;
// Redraw
gtk_widget_queue_draw_area( GTK_WIDGET(widget),
cell_area.x - xdiff, ydiff + cell_area.y, cell_area.width, cell_area.height );
// Don't try to redraw the column if it's invisible, this just
// results in "BUG" messages from pixman_region32_init_rect()
// and would be useful even if it didn't anyhow.
if ( cell_area.width > 0 && cell_area.height > 0 )
{
#ifdef __WXGTK3__
GtkAdjustment* hadjust = gtk_scrollable_get_hadjustment(GTK_SCROLLABLE(widget));
#else
GtkAdjustment* hadjust = gtk_tree_view_get_hadjustment( widget );
#endif
double d = gtk_adjustment_get_value( hadjust );
int xdiff = (int) d;
GtkAllocation a;
gtk_widget_get_allocation(GTK_WIDGET(gtk_tree_view_column_get_button(gcolumn)), &a);
int ydiff = a.height;
// Redraw
gtk_widget_queue_draw_area( GTK_WIDGET(widget),
cell_area.x - xdiff, ydiff + cell_area.y, cell_area.width, cell_area.height );
}
}
m_internal->ValueChanged( item, model_column );