zenity/src/tree.c

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C
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2003-01-03 13:26:04 +00:00
/*
* tree.c
*
* Copyright (C) 2002 Sun Microsystems, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
* Authors: Glynn Foster <glynn.foster@sun.com>
* Jonathan Blanford <jrb@redhat.com>
* Kristian Rietveld <kris@gtk.org>
*/
#include <glade/glade.h>
#include "zenity.h"
#include "util.h"
#define MAX_ELEMENTS_BEFORE_SCROLLING 8
static GladeXML *glade_dialog;
enum
{
NAME_COLUMN,
DESCRIPTION_COLUMN,
N_COLUMNS
};
void zenity_tree_dialog_response (GtkWindow *window, int button, gpointer data);
static void
zenity_tree_toggled_callback (GtkCellRendererToggle *cell, gchar *path_string, gpointer data)
{
GtkTreeModel *model;
GtkTreeIter iter;
GtkTreePath *path;
gboolean value;
model = GTK_TREE_MODEL (data);
path = gtk_tree_path_new_from_string (path_string);
gtk_tree_model_get_iter (model, &iter, path);
gtk_tree_model_get (model, &iter, NAME_COLUMN, &value, -1);
value = !value;
gtk_list_store_set (GTK_LIST_STORE (model), &iter, NAME_COLUMN, value, -1);
gtk_tree_path_free (path);
}
static gboolean
count_rows_foreach (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer data)
{
gint *rows = data;
(*rows)++;
return FALSE;
}
static void
zenity_tree_fill_entries (GtkTreeView *tree_view, const **argv)
{
GtkTreeModel *model;
GtkTreeIter iter;
gint i = 0;
model = gtk_tree_view_get_model (tree_view);
gtk_tree_model_foreach (model, count_rows_foreach, &i);
while (i<10) {
gtk_list_store_append (GTK_LIST_STORE (model), &iter);
gtk_list_store_set (GTK_LIST_STORE (model), &iter,
NAME_COLUMN, "TRUE",
DESCRIPTION_COLUMN, "This is the bar above foobar",
-1);
if (i == MAX_ELEMENTS_BEFORE_SCROLLING) {
GtkWidget *scrolled_window;
GtkRequisition rectangle;
gtk_widget_size_request (GTK_WIDGET (tree_view), &rectangle);
scrolled_window = glade_xml_get_widget (glade_dialog, "zenity_tree_window");
gtk_widget_set_size_request (scrolled_window, -1, rectangle.height);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
}
i++;
}
}
int
zenity_tree (ZenityData *data, ZenityTreeData *tree_data)
{
GtkWidget *dialog;
GtkWidget *tree_view;
GtkTreeViewColumn *column;
GtkListStore *model;
glade_dialog = zenity_util_load_glade_file ("zenity_tree_dialog");
if (glade_dialog == NULL)
return FALSE;
glade_xml_signal_autoconnect (glade_dialog);
dialog = glade_xml_get_widget (glade_dialog, "zenity_tree_dialog");
if (data->dialog_title)
gtk_window_set_title (GTK_WINDOW (dialog), data->dialog_title);
if (data->window_icon)
zenity_util_set_window_icon (dialog, data->window_icon);
else
zenity_util_set_window_icon (dialog, ZENITY_IMAGE_FULLPATH ("zenity-list.png"));
tree_view = glade_xml_get_widget (glade_dialog, "zenity_tree_view");
if (tree_data->checkbox || tree_data->radiobox)
model = gtk_list_store_new (N_COLUMNS, G_TYPE_BOOLEAN, G_TYPE_STRING);
else
model = gtk_list_store_new (N_COLUMNS, G_TYPE_STRING, G_TYPE_STRING);
gtk_tree_view_set_model (GTK_TREE_VIEW (tree_view), GTK_TREE_MODEL (model));
if (tree_data->checkbox) {
GtkCellRenderer *cell_renderer;
cell_renderer = gtk_cell_renderer_toggle_new ();
g_signal_connect (cell_renderer, "toggled",
G_CALLBACK (zenity_tree_toggled_callback), model);
column = gtk_tree_view_column_new_with_attributes (NULL,
cell_renderer,
"active", NAME_COLUMN, NULL);
}
else if (tree_data->radiobox) {
GtkCellRenderer *cell_renderer;
cell_renderer = gtk_cell_renderer_toggle_new ();
g_object_set (G_OBJECT (cell_renderer), "radio", TRUE, NULL);
g_signal_connect (cell_renderer, "toggled",
G_CALLBACK (zenity_tree_toggled_callback), model);
column = gtk_tree_view_column_new_with_attributes (NULL,
cell_renderer,
"active", NAME_COLUMN, NULL);
}
else {
column = gtk_tree_view_column_new_with_attributes (tree_data->column_one_header,
gtk_cell_renderer_text_new (),
"text", NAME_COLUMN, NULL);
gtk_tree_view_column_set_sort_column_id (column, NAME_COLUMN);
}
gtk_tree_view_column_set_resizable (column, TRUE);
gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), column);
column = gtk_tree_view_column_new_with_attributes (tree_data->column_two_header,
gtk_cell_renderer_text_new (),
"text", DESCRIPTION_COLUMN, NULL);
gtk_tree_view_column_set_sort_column_id (column, DESCRIPTION_COLUMN);
gtk_tree_view_column_set_resizable (column, TRUE);
gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), column);
gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (tree_view), TRUE);
zenity_tree_fill_entries (GTK_TREE_VIEW (tree_view), NULL);
gtk_widget_show (dialog);
gtk_main ();
if (glade_dialog)
g_object_unref (glade_dialog);
return TRUE;
}
void
zenity_tree_dialog_response (GtkWindow *window, int button, gpointer data)
{
GError *error = NULL;
switch (button) {
case GTK_RESPONSE_OK:
gtk_main_quit ();
break;
case GTK_RESPONSE_CANCEL:
gtk_main_quit ();
break;
default:
break;
}
}