Wed Jun  5 23:29:41 2002  Kristian Rietveld  <kris@gtk.org>

        Related bugs: #76252, #76396, #80866.

        * gtk/gtktreeselection.[ch]: added
        gtk_tree_selection_get_selected_rows(),
        added gtk_tree_selection_count_selected_rows(),
        renamed gtk_tree_selection_real_select_range() to
        gtk_tree_selection_real_modify_range(), and added mode parameter,
        added gtk_tree_selection_unselect_range().
This commit is contained in:
Kristian Rietveld 2002-06-05 21:25:52 +00:00 committed by Kristian Rietveld
parent 9f224d08e9
commit 1df47f17c9
8 changed files with 286 additions and 10 deletions

View File

@ -1,3 +1,14 @@
Wed Jun 5 23:29:41 2002 Kristian Rietveld <kris@gtk.org>
Related bugs: #76252, #76396, #80866.
* gtk/gtktreeselection.[ch]: added
gtk_tree_selection_get_selected_rows(),
added gtk_tree_selection_count_selected_rows(),
renamed gtk_tree_selection_real_select_range() to
gtk_tree_selection_real_modify_range(), and added mode parameter,
added gtk_tree_selection_unselect_range().
Tue Jun 4 17:39:34 2002 Owen Taylor <otaylor@redhat.com>
* configure.in: If we have xft .pc file, use that

View File

@ -1,3 +1,14 @@
Wed Jun 5 23:29:41 2002 Kristian Rietveld <kris@gtk.org>
Related bugs: #76252, #76396, #80866.
* gtk/gtktreeselection.[ch]: added
gtk_tree_selection_get_selected_rows(),
added gtk_tree_selection_count_selected_rows(),
renamed gtk_tree_selection_real_select_range() to
gtk_tree_selection_real_modify_range(), and added mode parameter,
added gtk_tree_selection_unselect_range().
Tue Jun 4 17:39:34 2002 Owen Taylor <otaylor@redhat.com>
* configure.in: If we have xft .pc file, use that

View File

@ -1,3 +1,14 @@
Wed Jun 5 23:29:41 2002 Kristian Rietveld <kris@gtk.org>
Related bugs: #76252, #76396, #80866.
* gtk/gtktreeselection.[ch]: added
gtk_tree_selection_get_selected_rows(),
added gtk_tree_selection_count_selected_rows(),
renamed gtk_tree_selection_real_select_range() to
gtk_tree_selection_real_modify_range(), and added mode parameter,
added gtk_tree_selection_unselect_range().
Tue Jun 4 17:39:34 2002 Owen Taylor <otaylor@redhat.com>
* configure.in: If we have xft .pc file, use that

View File

@ -1,3 +1,14 @@
Wed Jun 5 23:29:41 2002 Kristian Rietveld <kris@gtk.org>
Related bugs: #76252, #76396, #80866.
* gtk/gtktreeselection.[ch]: added
gtk_tree_selection_get_selected_rows(),
added gtk_tree_selection_count_selected_rows(),
renamed gtk_tree_selection_real_select_range() to
gtk_tree_selection_real_modify_range(), and added mode parameter,
added gtk_tree_selection_unselect_range().
Tue Jun 4 17:39:34 2002 Owen Taylor <otaylor@redhat.com>
* configure.in: If we have xft .pc file, use that

View File

@ -1,3 +1,14 @@
Wed Jun 5 23:29:41 2002 Kristian Rietveld <kris@gtk.org>
Related bugs: #76252, #76396, #80866.
* gtk/gtktreeselection.[ch]: added
gtk_tree_selection_get_selected_rows(),
added gtk_tree_selection_count_selected_rows(),
renamed gtk_tree_selection_real_select_range() to
gtk_tree_selection_real_modify_range(), and added mode parameter,
added gtk_tree_selection_unselect_range().
Tue Jun 4 17:39:34 2002 Owen Taylor <otaylor@redhat.com>
* configure.in: If we have xft .pc file, use that

View File

@ -1,3 +1,14 @@
Wed Jun 5 23:29:41 2002 Kristian Rietveld <kris@gtk.org>
Related bugs: #76252, #76396, #80866.
* gtk/gtktreeselection.[ch]: added
gtk_tree_selection_get_selected_rows(),
added gtk_tree_selection_count_selected_rows(),
renamed gtk_tree_selection_real_select_range() to
gtk_tree_selection_real_modify_range(), and added mode parameter,
added gtk_tree_selection_unselect_range().
Tue Jun 4 17:39:34 2002 Owen Taylor <otaylor@redhat.com>
* configure.in: If we have xft .pc file, use that

View File

@ -334,7 +334,7 @@ gtk_tree_selection_get_tree_view (GtkTreeSelection *selection)
/**
* gtk_tree_selection_get_selected:
* @selection: A #GtkTreeSelection.
* @model: A pointer set to the #GtkTreeModel, or NULL.
* @model: A pointer to set to the #GtkTreeModel, or NULL.
* @iter: The #GtkTreeIter, or NULL.
*
* Sets @iter to the currently selected node if @selection is set to
@ -403,13 +403,190 @@ gtk_tree_selection_get_selected (GtkTreeSelection *selection,
return retval;
}
/**
* gtk_tree_selection_get_selected_rows:
* @selection: A #GtkTreeSelection.
* @model: A pointer to set to the #GtkTreeModel, or NULL.
*
* Creates a list of path of all selected rows. Additionally, if you are
* planning on modifying the model after calling this function, you may
* want to convert the returned list into a list of #GtkTreeRowReferences.
* To do this, you can use gtk_tree_row_reference_new_proxy().
*
* To free the return value, use:
* <informalexample><programlisting>
* g_list_foreach (list, gtk_tree_path_free, NULL);
* g_list_free (list);
* </programlisting></informalexample>
*
* Return value: A #GList containing a #GtkTreePath for each selected row.
**/
GList *
gtk_tree_selection_get_selected_rows (GtkTreeSelection *selection,
GtkTreeModel **model)
{
GList *list = NULL;
GtkRBTree *tree = NULL;
GtkRBNode *node = NULL;
GtkTreePath *path;
g_return_val_if_fail (GTK_IS_TREE_SELECTION (selection), NULL);
g_return_val_if_fail (selection->tree_view != NULL, NULL);
g_return_val_if_fail (selection->tree_view->priv->model != NULL, NULL);
if (selection->tree_view->priv->tree == NULL ||
selection->tree_view->priv->tree->root == NULL)
return NULL;
if (model)
*model = selection->tree_view->priv->model;
if (selection->type == GTK_SELECTION_NONE)
return NULL;
else if (selection->type != GTK_SELECTION_MULTIPLE)
{
GtkTreeIter iter;
if (gtk_tree_selection_get_selected (selection, NULL, &iter))
{
GtkTreePath *path;
path = gtk_tree_model_get_path (*model, &iter);
list = g_list_append (list, path);
return list;
}
return NULL;
}
tree = selection->tree_view->priv->tree;
node = selection->tree_view->priv->tree->root;
while (node->left != tree->nil)
node = node->left;
path = gtk_tree_path_new_first ();
do
{
if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
list = g_list_append (list, gtk_tree_path_copy (path));
if (node->children)
{
tree = node->children;
node = tree->root;
while (node->left != tree->nil)
node = node->left;
gtk_tree_path_append_index (path, 0);
}
else
{
gboolean done = FALSE;
do
{
node = _gtk_rbtree_next (tree, node);
if (node != NULL)
{
done = TRUE;
gtk_tree_path_next (path);
}
else
{
node = tree->parent_node;
tree = tree->parent_tree;
if (!tree)
{
gtk_tree_path_free (path);
return list;
}
gtk_tree_path_up (path);
}
}
while (!done);
}
}
while (TRUE);
gtk_tree_path_free (path);
return list;
}
static void
gtk_tree_selection_count_selected_rows_helper (GtkRBTree *tree,
GtkRBNode *node,
gpointer data)
{
gint *count = (gint *)data;
if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
(*count)++;
if (node->children)
_gtk_rbtree_traverse (node->children, node->children->root,
G_PRE_ORDER,
gtk_tree_selection_count_selected_rows_helper, data);
}
/**
* gtk_tree_selection_count_selected_rows:
* @selection: A #GtkTreeSelection.
*
* Returns the number of rows that have been selected in @tree.
*
* Return value: The number of rows selected.
**/
gint
gtk_tree_selection_count_selected_rows (GtkTreeSelection *selection)
{
gint count = 0;
GtkRBTree *tree;
GtkRBNode *node;
g_return_val_if_fail (GTK_IS_TREE_SELECTION (selection), 0);
g_return_val_if_fail (selection->tree_view != NULL, 0);
g_return_val_if_fail (selection->tree_view->priv->model != NULL, 0);
if (selection->tree_view->priv->tree == NULL ||
selection->tree_view->priv->tree->root == NULL)
return 0;
if (selection->type == GTK_SELECTION_SINGLE ||
selection->type == GTK_SELECTION_BROWSE)
{
if (gtk_tree_selection_get_selected (selection, NULL, NULL))
return 1;
else
return 0;
}
tree = selection->tree_view->priv->tree;
node = selection->tree_view->priv->tree->root;
_gtk_rbtree_traverse (selection->tree_view->priv->tree,
selection->tree_view->priv->tree->root,
G_PRE_ORDER,
gtk_tree_selection_count_selected_rows_helper,
&count);
return count;
}
/**
* gtk_tree_selection_selected_foreach:
* @selection: A #GtkTreeSelection.
* @func: The function to call for each selected node.
* @data: user data to pass to the function.
*
* Calls a function for each selected node.
* Calls a function for each selected node. Note that you cannot modify
* the tree or selection from within this function. As a result,
* gtk_tree_selection_get_selected_rows() might be more useful.
**/
void
gtk_tree_selection_selected_foreach (GtkTreeSelection *selection,
@ -895,8 +1072,15 @@ gtk_tree_selection_unselect_all (GtkTreeSelection *selection)
g_signal_emit (G_OBJECT (selection), tree_selection_signals[CHANGED], 0);
}
enum
{
RANGE_SELECT,
RANGE_UNSELECT
};
static gint
gtk_tree_selection_real_select_range (GtkTreeSelection *selection,
gtk_tree_selection_real_modify_range (GtkTreeSelection *selection,
gint mode,
GtkTreePath *start_path,
GtkTreePath *end_path)
{
@ -941,7 +1125,7 @@ gtk_tree_selection_real_select_range (GtkTreeSelection *selection,
do
{
dirty |= gtk_tree_selection_real_select_node (selection, start_tree, start_node, TRUE);
dirty |= gtk_tree_selection_real_select_node (selection, start_tree, start_node, (mode == RANGE_SELECT)?TRUE:FALSE);
if (start_node == end_node)
break;
@ -985,7 +1169,28 @@ gtk_tree_selection_select_range (GtkTreeSelection *selection,
g_return_if_fail (GTK_IS_TREE_SELECTION (selection));
g_return_if_fail (selection->tree_view != NULL);
if (gtk_tree_selection_real_select_range (selection, start_path, end_path))
if (gtk_tree_selection_real_modify_range (selection, RANGE_SELECT, start_path, end_path))
g_signal_emit (G_OBJECT (selection), tree_selection_signals[CHANGED], 0);
}
/**
* gtk_tree_selection_unselect_range:
* @selection: A #GtkTreeSelection.
* @start_path: The initial node of the range.
* @end_path: The initial node of the range.
*
* Unselects a range of nodes, determined by @start_path and @end_path
* inclusive.
**/
void
gtk_tree_selection_unselect_range (GtkTreeSelection *selection,
GtkTreePath *start_path,
GtkTreePath *end_path)
{
g_return_if_fail (GTK_IS_TREE_SELECTION (selection));
g_return_if_fail (selection->tree_view != NULL);
if (gtk_tree_selection_real_modify_range (selection, RANGE_UNSELECT, start_path, end_path))
g_signal_emit (G_OBJECT (selection), tree_selection_signals[CHANGED], 0);
}
@ -1114,7 +1319,8 @@ _gtk_tree_selection_internal_select_node (GtkTreeSelection *selection,
else if ((state & GDK_SHIFT_MASK) == GDK_SHIFT_MASK)
{
dirty = gtk_tree_selection_real_unselect_all (selection);
dirty |= gtk_tree_selection_real_select_range (selection,
dirty |= gtk_tree_selection_real_modify_range (selection,
RANGE_SELECT,
anchor_path,
path);
}

View File

@ -83,13 +83,14 @@ void gtk_tree_selection_set_select_function (GtkTreeSelection
gpointer gtk_tree_selection_get_user_data (GtkTreeSelection *selection);
GtkTreeView* gtk_tree_selection_get_tree_view (GtkTreeSelection *selection);
/* Only meaningful if GTK_TREE_SELECTION_SINGLE is set */
/* Use selected_foreach for GTK_TREE_SELECTION_MULTI */
/* Only meaningful if GTK_SELECTION_SINGLE or GTK_SELECTION_BROWSE is set */
/* Use selected_foreach or get_selected_rows for GTK_SELECTION_MULTIPLE */
gboolean gtk_tree_selection_get_selected (GtkTreeSelection *selection,
GtkTreeModel **model,
GtkTreeIter *iter);
/* FIXME: Get a more convenient get_selection function???? one returning GSList?? */
GList * gtk_tree_selection_get_selected_rows (GtkTreeSelection *selection,
GtkTreeModel **model);
gint gtk_tree_selection_count_selected_rows (GtkTreeSelection *selection);
void gtk_tree_selection_selected_foreach (GtkTreeSelection *selection,
GtkTreeSelectionForeachFunc func,
gpointer data);
@ -110,6 +111,9 @@ void gtk_tree_selection_unselect_all (GtkTreeSelection
void gtk_tree_selection_select_range (GtkTreeSelection *selection,
GtkTreePath *start_path,
GtkTreePath *end_path);
void gtk_tree_selection_unselect_range (GtkTreeSelection *selection,
GtkTreePath *start_path,
GtkTreePath *end_path);
#ifdef __cplusplus