Re: [g-a-devel]Activate action for TreeView cell

["Padraig O'Briain" <Padraig Obriain Sun COM>]

Marc,

Do you have an opinion on adding an "activate" action for a cell?

Padraig


> 
> Yes, I think reporting the name of a text cell as the text contents would 
> be useful.
> 
> Marc
> 
> At 08:39 AM 3/26/2002 +0000, Padraig O'Briain wrote:
> >Following prompting from Michael, I have come to the conclusion that a 
> >cell in a
> >GtkTreeView should have an activate action. This action would correspond to
> >double clicking on the cell.
> >
> >The patch to implement the action is attached.
> >
> >When using at-poke I have noticed that the table cells report no name. 
> >Should we
> >report the text associated with the cell as the name in a similar way as 
> >we do
> >for a GtkLabel?
> >
> >Padraig
> >Index: gailtreeview.c
> >===================================================================
> >RCS file: /cvs/gnome/gail/gail/gailtreeview.c,v
> >retrieving revision 1.125
> >diff -u -p -r1.125 gailtreeview.c
> >--- gailtreeview.c      25 Mar 2002 14:06:24 -0000      1.125
> >+++ gailtreeview.c      26 Mar 2002 08:38:25 -0000
> >@@ -257,6 +257,7 @@ static void             add_cell_actions
> >  static 
> > gboolean         toggle_cell_expanded            (GailCell 
> > *cell);
> >  static 
> > gboolean         toggle_cell_toggled             (GailCell 
> > *cell);
> >  static 
> > gboolean         edit_cell                       (GailCell 
> > *cell);
> >+static 
> >gboolean         activate_cell                   (GailCell 
> >*cell);
> >  static 
> > void             cell_destroyed                  (gpointer               
data);
> >  static 
> > void             cell_info_remove                (GailTreeView 
> > *tree_view,
> >                                                           GailCell 
> >         *cell);
> >@@ -3364,6 +3365,11 @@ add_cell_actions (GailCell *cell,
> >         "creates a widget in which the contents of the cell can be edited",
> >         NULL,
> >         edit_cell);
> >+  gail_cell_add_action (cell,
> >+       "activate",
> >+       "activate the cell",
> >+       NULL,
> >+       activate_cell);
> >  }
> >
> >  static gboolean
> >@@ -3476,6 +3482,36 @@ edit_cell (GailCell *cell)
> >    path = gtk_tree_row_reference_get_path (cell_info->cell_row_ref);
> >    g_return_val_if_fail (path, FALSE);
> >    gtk_tree_view_set_cursor (tree_view, path, cell_info->cell_col_ref, 
TRUE);
> >+  gtk_tree_path_free (path);
> >+  return TRUE;
> >+}
> >+
> >+static gboolean
> >+activate_cell (GailCell *cell)
> >+{
> >+  GailTreeViewCellInfo *cell_info;
> >+  GtkTreeView *tree_view;
> >+  GtkTreePath *path;
> >+  AtkObject *parent;
> >+  gboolean is_container_cell = FALSE;
> >+
> >+  editing = TRUE;
> >+  parent = atk_object_get_parent (ATK_OBJECT (cell));
> >+  if (GAIL_IS_CONTAINER_CELL (parent))
> >+    {
> >+      is_container_cell = TRUE;
> >+      parent = atk_object_get_parent (parent);
> >+    }
> >+
> >+  cell_info = find_cell_info (GAIL_TREE_VIEW (parent), cell, NULL);
> >+  g_return_val_if_fail (cell_info, FALSE);
> >+  g_return_val_if_fail (cell_info->cell_col_ref, FALSE);
> >+  g_return_val_if_fail (cell_info->cell_row_ref, FALSE);
> >+
> >+  tree_view = GTK_TREE_VIEW (GTK_ACCESSIBLE (parent)->widget);
> >+  path = gtk_tree_row_reference_get_path (cell_info->cell_row_ref);
> >+  g_return_val_if_fail (path, FALSE);
> >+  gtk_tree_view_row_activated (tree_view, path, cell_info->cell_col_ref);
> >    gtk_tree_path_free (path);
> >    return TRUE;
> >  }
> 
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