[anjal] Make scroll speedy. Added a hack to make it speedy. May be a gtk+ bug.

[Srinivasa Ragavan <sragavan src gnome org>]

commit 2ca44d8fc8c9797bcfbee913d6baeda78c4fa480
Author: Srinivasa Ragavan <sragavan novell com>
Date:   Sat Mar 21 17:01:59 2009 +0530

    Make scroll speedy. Added a hack to make it speedy. May be a gtk+ bug.
    Activate of junk/delete works.
---
 src/custom-cell-renderer-vbox.c |   12 ++++++------
 src/mail-folder-view.c          |    7 +++++++
 2 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/src/custom-cell-renderer-vbox.c b/src/custom-cell-renderer-vbox.c
index 5635c80..80d07fa 100644
--- a/src/custom-cell-renderer-vbox.c
+++ b/src/custom-cell-renderer-vbox.c
@@ -344,7 +344,6 @@ custom_cell_renderer_vbox_render (GtkCellRenderer *cell,
   GList *tmp = cellprogress->children;
   int i=0;
 
-
   custom_cell_renderer_vbox_get_size (cell, widget, cell_area,
                                           &x_offset, &y_offset,
                                           &width, &height);
@@ -356,6 +355,11 @@ custom_cell_renderer_vbox_render (GtkCellRenderer *cell,
 
 	  cell_area->x  = store_x;
 	  gtk_cell_renderer_get_size (child, widget, cell_area, &cx, &cy, &cw, &ch);
+//	  if (GTK_IS_CELL_RENDERER_PIXBUF(child) && (!(flags & GTK_CELL_RENDERER_SELECTED))) {
+//		//   printf("insensitive\n");
+//		   gtk_cell_renderer_render (child, window, widget, background_area, cell_area, expose_area, GTK_CELL_RENDERER_INSENSITIVE);
+//	  }
+//	  else
 	  gtk_cell_renderer_render (child, window, widget, background_area, cell_area, expose_area, flags);
 	  /* FIXME: Just trial & error hacks. Need to find why chiid's ypad is 0 */
 	  cell_area->y += ch - (2*2)+ i; /* 2-cellpad*/
@@ -363,10 +367,6 @@ custom_cell_renderer_vbox_render (GtkCellRenderer *cell,
 	  cell_area->y += 3*2; /* 2 - cell-pad */
 	  tmp = tmp->next;
   }
-  if ( flags & GTK_CELL_RENDERER_SELECTED)
-	   g_object_set (cell, "mode", GTK_CELL_RENDERER_MODE_ACTIVATABLE, NULL);
-  else
-	   g_object_set (cell, "mode", GTK_CELL_RENDERER_MODE_INERT, NULL);
 }
 
 
@@ -404,7 +404,7 @@ cc_vbox_activate (GtkCellRenderer      *cell,
 		   CellRenderActivateFunc func = g_object_get_data (child, "activate_func");
 		   if (func) {			
 				(*func)(cell, event, widget, path, background_area, cell_area, flags);
-				break;
+				return TRUE;
 		   }	
 	  }
 	  
diff --git a/src/mail-folder-view.c b/src/mail-folder-view.c
index 50ff71a..365edad 100644
--- a/src/mail-folder-view.c
+++ b/src/mail-folder-view.c
@@ -800,6 +800,12 @@ mail_folder_view_construct (MailFolderView *shell)
 
 	/* Create the single column */
 	column = gtk_tree_view_column_new ();
+
+	/* FIXME: A Horrible Gtk+ hack I do. If the cell is activatable, keyboard scroll is *very* slow.
+	   Drawing the focus seems bad takes CPU there. Avoiding it. Specially when you do 5 down arrow and do
+	   the first up-arrow. I takes ~2 secs to respond. I bypass it by this.*/
+	column->editable_widget = 0xdeadbeef;
+	
 	gtk_tree_view_column_set_fixed_width (column, 750);
 	gtk_tree_view_column_set_sizing  (column, GTK_TREE_VIEW_COLUMN_FIXED);	
 	gtk_tree_view_column_set_title (column, _("Messages"));
@@ -908,6 +914,7 @@ mail_folder_view_construct (MailFolderView *shell)
 
 	/* Another VBox for Delete/Junk */
 	vbox = custom_cell_renderer_vbox_new ();
+	g_object_set (vbox, "mode", GTK_CELL_RENDERER_MODE_ACTIVATABLE, NULL);
 	gtk_tree_view_column_pack_end (column, vbox, FALSE);
 	gtk_tree_view_column_set_cell_data_func (column, vbox, draw_img, NULL, NULL);