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New function to walk through a model in a depth first manner, with the

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Fri Jun 29 00:13:34 2001  Jonathan Blandford  <jrb@redhat.com>

	* gtk/gtktreemodel.c (gtk_tree_model_foreach): New function to
	walk through a model in a depth first manner, with the option to
	break out.
This commit is contained in:
Jonathan Blandford 2001-06-29 04:19:30 +00:00 committed by Jonathan Blandford
parent b6f809739b
commit db93c6131e
9 changed files with 104 additions and 0 deletions
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6
ChangeLog
View File

@ -1,3 +1,9 @@
Fri Jun 29 00:13:34 2001 Jonathan Blandford <jrb@redhat.com>
* gtk/gtktreemodel.c (gtk_tree_model_foreach): New function to
walk through a model in a depth first manner, with the option to
break out.
Fri Jun 8 18:52:10 2001 Jonathan Blandford <jrb@redhat.com>
* gtk/gtktreeview.[hc]: Patch Thomas Broyer from

6
ChangeLog.pre-2-0
View File

@ -1,3 +1,9 @@
Fri Jun 29 00:13:34 2001 Jonathan Blandford <jrb@redhat.com>
* gtk/gtktreemodel.c (gtk_tree_model_foreach): New function to
walk through a model in a depth first manner, with the option to
break out.
Fri Jun 8 18:52:10 2001 Jonathan Blandford <jrb@redhat.com>
* gtk/gtktreeview.[hc]: Patch Thomas Broyer from

6
ChangeLog.pre-2-10
View File

@ -1,3 +1,9 @@
Fri Jun 29 00:13:34 2001 Jonathan Blandford <jrb@redhat.com>
* gtk/gtktreemodel.c (gtk_tree_model_foreach): New function to
walk through a model in a depth first manner, with the option to
break out.
Fri Jun 8 18:52:10 2001 Jonathan Blandford <jrb@redhat.com>
* gtk/gtktreeview.[hc]: Patch Thomas Broyer from

6
ChangeLog.pre-2-2
View File

@ -1,3 +1,9 @@
Fri Jun 29 00:13:34 2001 Jonathan Blandford <jrb@redhat.com>
* gtk/gtktreemodel.c (gtk_tree_model_foreach): New function to
walk through a model in a depth first manner, with the option to
break out.
Fri Jun 8 18:52:10 2001 Jonathan Blandford <jrb@redhat.com>
* gtk/gtktreeview.[hc]: Patch Thomas Broyer from

6
ChangeLog.pre-2-4
View File

@ -1,3 +1,9 @@
Fri Jun 29 00:13:34 2001 Jonathan Blandford <jrb@redhat.com>
* gtk/gtktreemodel.c (gtk_tree_model_foreach): New function to
walk through a model in a depth first manner, with the option to
break out.
Fri Jun 8 18:52:10 2001 Jonathan Blandford <jrb@redhat.com>
* gtk/gtktreeview.[hc]: Patch Thomas Broyer from

6
ChangeLog.pre-2-6
View File

@ -1,3 +1,9 @@
Fri Jun 29 00:13:34 2001 Jonathan Blandford <jrb@redhat.com>
* gtk/gtktreemodel.c (gtk_tree_model_foreach): New function to
walk through a model in a depth first manner, with the option to
break out.
Fri Jun 8 18:52:10 2001 Jonathan Blandford <jrb@redhat.com>
* gtk/gtktreeview.[hc]: Patch Thomas Broyer from

6
ChangeLog.pre-2-8
View File

@ -1,3 +1,9 @@
Fri Jun 29 00:13:34 2001 Jonathan Blandford <jrb@redhat.com>
* gtk/gtktreemodel.c (gtk_tree_model_foreach): New function to
walk through a model in a depth first manner, with the option to
break out.
Fri Jun 8 18:52:10 2001 Jonathan Blandford <jrb@redhat.com>
* gtk/gtktreeview.[hc]: Patch Thomas Broyer from

56
gtk/gtktreemodel.c
View File

@ -1116,6 +1116,61 @@ gtk_tree_model_reordered (GtkTreeModel *tree_model,
}
static gboolean
gtk_tree_model_foreach_helper (GtkTreeModel *model,
GtkTreeIter *iter,
GtkTreePath *path,
GtkTreeModelForeachFunc func,
gpointer user_data)
{
gtk_tree_path_append_index (path, 0);
do
{
GtkTreeIter child;
if (gtk_tree_model_iter_children (model, &child, iter))
{
if (gtk_tree_model_foreach_helper (model, &child, path, func, user_data))
return TRUE;
}
if ((* func) (model, path, iter, user_data))
return TRUE;
gtk_tree_path_next (path);
}
while (gtk_tree_model_iter_next (model, iter));
gtk_tree_path_up (path);
return FALSE;
}
/**
* gtk_tree_model_foreach:
* @model: A #GtkTreeModel
* @func: A function to be called on each row
* @user_data: User data to passed to func.
*
* Calls func on each node in model in a depth-first fashion. If func returns
* %TRUE, then the tree ceases to be walked, and gtk_tree_model_foreach returns.
**/
void
gtk_tree_model_foreach (GtkTreeModel *model,
GtkTreeModelForeachFunc func,
gpointer user_data)
{
GtkTreePath *path;
GtkTreeIter iter;
path = gtk_tree_path_new_root ();
gtk_tree_model_get_iter (model, &iter, path);
gtk_tree_model_foreach_helper (model, &iter, path, func, user_data);
gtk_tree_path_free (path);
}
/*
* GtkTreeRowReference
*/
@ -1520,3 +1575,4 @@ gtk_tree_row_reference_reordered (GObject *proxy,
gtk_tree_row_ref_reordered_callback (NULL, path, iter, new_order, proxy);
}

6
gtk/gtktreemodel.h
View File

@ -36,6 +36,7 @@ typedef struct _GtkTreePath GtkTreePath;
typedef struct _GtkTreeRowReference GtkTreeRowReference;
typedef struct _GtkTreeModel GtkTreeModel; /* Dummy typedef */
typedef struct _GtkTreeModelIface GtkTreeModelIface;
typedef gboolean (* GtkTreeModelForeachFunc) (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer data);
typedef enum
@ -215,6 +216,11 @@ void gtk_tree_model_get_valist (GtkTreeModel *tree_model,
va_list var_args);
void gtk_tree_model_foreach (GtkTreeModel *model,
GtkTreeModelForeachFunc func,
gpointer user_data);
/* Signals */
void gtk_tree_model_range_changed (GtkTreeModel *tree_model,
GtkTreePath *start_path,