Enable GtkTreeView fixed height mode by default

This possibly brings noticeable performance increase when filling panel items.
There were some issues in the past, now with gtk+-2.18 I can't see any.

1 files changed, 4 insertions, 10 deletions

diff --git a/UMain.pas b/UMain.pas
index 545d8c1..9e04293 100644
--- a/UMain.pas
+++ b/UMain.pas
@@ -1064,14 +1064,7 @@ begin
 
       Column.Caption := ConfColumnTitlesShort[ConfColumnIDs[i]];
 
-      if (i < LastColumn){ or Application.GTKVersion_2_4_0_Up} then begin
-{        Column.MinWidth := 10;
-        Column.MaxWidth := 500; }
-{        Column.SizingMode := smFixed;
-        Column.FixedWidth := ConfColumnSizes[i]; }
-        g_object_set(G_OBJECT(Column.FColumn), 'sizing', 2, 'fixed-width', ConfColumnSizes[i], nil);
-      end else g_object_set(G_OBJECT(Column.FColumn), 'sizing', 0, nil);
-      //  Column.SizingMode := smFixed; // smAutoSize;
+      g_object_set(G_OBJECT(Column.FColumn), 'sizing', 2, 'fixed-width', ConfColumnSizes[i], nil);
 
       gtk_tree_view_column_set_spacing(Column.FColumn, 1);   //  Bug with column spacing?
 
@@ -1107,8 +1100,9 @@ begin
     gtk_widget_modify_font(ListView.FWidget, FontDesc);
   end else gtk_widget_modify_font(ListView.FWidget, nil);
 
-  //  Set the fixed row height - temporarily disabled due to bug in custom drawing
-//  if Application.GTKVersion_2_4_0_Up then g_object_set(ListView.FWidget, 'fixed_height_mode', integer(True), nil);
+  //  Set the fixed row height - there were some issues with custom drawing in the past, now with 2.18 it looks all fine
+  if Application.GTKVersion_2_12_0_Up then
+    g_object_set(ListView.FWidget, 'fixed_height_mode', 1, nil);
 end;
 
 procedure TFMain.FormDestroy(Sender: TObject);