gtk/tests/testnotebookdnd.c
2006-06-08 01:08:16 +00:00

245 lines
6.1 KiB
C

/* -*- Mode: C; c-file-style: "gnu"; tab-width: 8 -*- */
/*
* GTK - The GIMP Toolkit
* Copyright (C) 2006 Carlos Garnacho Parro <carlosg@gnome.org>
*
* All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser 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.
*/
#include <gtk/gtk.h>
enum {
PACK_START,
PACK_END,
PACK_ALTERNATE
};
enum {
GROUP_A,
GROUP_B
};
gchar *tabs1 [] = {
"a",
"b",
"c",
"d",
NULL
};
gchar *tabs2 [] = {
"1",
"2",
"3",
"4",
"5",
NULL
};
gchar *tabs3 [] = {
"foo",
"bar",
NULL
};
gchar *tabs4 [] = {
"beer",
"water",
"lemonade",
"coffee",
"tea",
NULL
};
static const GtkTargetEntry button_targets[] = {
{ "GTK_NOTEBOOK_TAB", GTK_TARGET_SAME_APP, 0 },
};
static GtkNotebook*
window_creation_function (GtkNotebook *source_notebook,
GtkWidget *child,
gint x,
gint y,
gpointer data)
{
GtkWidget *window, *notebook;
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
notebook = gtk_notebook_new ();
gtk_notebook_set_group_id (GTK_NOTEBOOK (notebook),
gtk_notebook_get_group_id (source_notebook));
gtk_container_add (GTK_CONTAINER (window), notebook);
gtk_window_set_default_size (GTK_WINDOW (window), 300, 300);
gtk_window_move (GTK_WINDOW (window), x, y);
gtk_widget_show_all (window);
return GTK_NOTEBOOK (notebook);
}
static void
on_page_reordered (GtkNotebook *notebook, GtkWidget *child, guint page_num, gpointer data)
{
g_print ("page %d reordered\n", page_num);
}
static void
on_notebook_drag_begin (GtkWidget *widget,
GdkDragContext *context,
gpointer data)
{
GdkPixbuf *pixbuf;
guint page_num;
page_num = gtk_notebook_get_current_page (GTK_NOTEBOOK (widget));
if (page_num > 2)
{
pixbuf = gtk_widget_render_icon (widget,
(page_num % 2) ? GTK_STOCK_HELP : GTK_STOCK_STOP,
GTK_ICON_SIZE_DND, NULL);
gtk_drag_set_icon_pixbuf (context, pixbuf, 0, 0);
g_object_unref (pixbuf);
}
}
static void
on_button_drag_data_received (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
GtkSelectionData *data,
guint info,
guint time,
gpointer user_data)
{
GtkWidget *source, *tab_label;
GtkWidget **child;
source = gtk_drag_get_source_widget (context);
child = (void*) data->data;
tab_label = gtk_notebook_get_tab_label (GTK_NOTEBOOK (source), *child);
g_print ("Removing tab: %s\n", gtk_label_get_text (GTK_LABEL (tab_label)));
gtk_container_remove (GTK_CONTAINER (source), *child);
}
static GtkWidget*
create_notebook (gchar **labels,
gint group_id,
gint packing,
GtkPositionType pos)
{
GtkWidget *notebook, *title, *page;
gint count = 0;
notebook = gtk_notebook_new ();
gtk_notebook_set_tab_pos (GTK_NOTEBOOK (notebook), pos);
gtk_notebook_set_scrollable (GTK_NOTEBOOK (notebook), TRUE);
gtk_container_set_border_width (GTK_CONTAINER (notebook), 6);
gtk_notebook_set_group_id (GTK_NOTEBOOK (notebook), group_id);
while (*labels)
{
page = gtk_entry_new ();
gtk_entry_set_text (GTK_ENTRY (page), *labels);
title = gtk_label_new (*labels);
gtk_notebook_append_page (GTK_NOTEBOOK (notebook), page, title);
gtk_notebook_set_tab_reorderable (GTK_NOTEBOOK (notebook), page, TRUE);
gtk_notebook_set_tab_detachable (GTK_NOTEBOOK (notebook), page, TRUE);
if (packing == PACK_END ||
(packing == PACK_ALTERNATE && count % 2 == 1))
gtk_container_child_set (GTK_CONTAINER (notebook), page, "tab-pack", GTK_PACK_END, NULL);
count++;
labels++;
}
g_signal_connect (GTK_NOTEBOOK (notebook), "page-reordered",
G_CALLBACK (on_page_reordered), NULL);
g_signal_connect_after (G_OBJECT (notebook), "drag-begin",
G_CALLBACK (on_notebook_drag_begin), NULL);
return notebook;
}
static GtkWidget*
create_trash_button (void)
{
GtkWidget *button;
button = gtk_button_new_from_stock (GTK_STOCK_DELETE);
gtk_drag_dest_set (button,
GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
button_targets,
G_N_ELEMENTS (button_targets),
GDK_ACTION_MOVE);
g_signal_connect_after (G_OBJECT (button), "drag-data-received",
G_CALLBACK (on_button_drag_data_received), NULL);
return button;
}
gint
main (gint argc, gchar *argv[])
{
GtkWidget *window, *table;
gtk_init (&argc, &argv);
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
table = gtk_table_new (3, 2, FALSE);
gtk_notebook_set_window_creation_hook (window_creation_function, NULL, NULL);
gtk_table_attach_defaults (GTK_TABLE (table),
create_notebook (tabs1, GROUP_A, PACK_START, GTK_POS_TOP),
0, 1, 0, 1);
gtk_table_attach_defaults (GTK_TABLE (table),
create_notebook (tabs2, GROUP_B, PACK_ALTERNATE, GTK_POS_BOTTOM),
0, 1, 1, 2);
gtk_table_attach_defaults (GTK_TABLE (table),
create_notebook (tabs3, GROUP_B, PACK_END, GTK_POS_LEFT),
1, 2, 0, 1);
gtk_table_attach_defaults (GTK_TABLE (table),
create_notebook (tabs4, GROUP_A, PACK_ALTERNATE, GTK_POS_RIGHT),
1, 2, 1, 2);
gtk_table_attach (GTK_TABLE (table),
create_trash_button (), 1, 2, 2, 3,
GTK_EXPAND | GTK_FILL, GTK_SHRINK, 0, 0);
gtk_container_add (GTK_CONTAINER (window), table);
gtk_window_set_default_size (GTK_WINDOW (window), 400, 400);
gtk_widget_show_all (window);
gtk_main ();
return 0;
}