gtk/tests/testnotebookdnd.c
2012-02-27 17:06:11 +00:00

273 lines
7.9 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, see <http://www.gnu.org/licenses/>.
*/
#include <gtk/gtk.h>
static gpointer GROUP_A = "GROUP_A";
static gpointer GROUP_B = "GROUP_B";
gchar *tabs1 [] = {
"aaaaaaaaaa",
"bbbbbbbbbb",
"cccccccccc",
"dddddddddd",
NULL
};
gchar *tabs2 [] = {
"1",
"2",
"3",
"4",
"55555",
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 ();
g_signal_connect (notebook, "create-window",
G_CALLBACK (window_creation_function), NULL);
gtk_notebook_set_group_name (GTK_NOTEBOOK (notebook),
gtk_notebook_get_group_name (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_pixbuf (widget,
(page_num % 2) ? GTK_STOCK_HELP : GTK_STOCK_STOP,
GTK_ICON_SIZE_DND);
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*) gtk_selection_data_get_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,
const gchar *group,
GtkPositionType pos)
{
GtkWidget *notebook, *title, *page;
gint count = 0;
notebook = gtk_notebook_new ();
gtk_widget_set_vexpand (notebook, TRUE);
gtk_widget_set_hexpand (notebook, TRUE);
g_signal_connect (notebook, "create-window",
G_CALLBACK (window_creation_function), NULL);
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_name (GTK_NOTEBOOK (notebook), group);
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);
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_notebook_with_notebooks (gchar **labels,
const gchar *group,
GtkPositionType pos)
{
GtkWidget *notebook, *title, *page;
gint count = 0;
notebook = gtk_notebook_new ();
g_signal_connect (notebook, "create-window",
G_CALLBACK (window_creation_function), NULL);
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_name (GTK_NOTEBOOK (notebook), group);
while (*labels)
{
page = create_notebook (labels, group, pos);
gtk_notebook_popup_enable (GTK_NOTEBOOK (page));
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);
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, *grid;
gtk_init (&argc, &argv);
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
grid = gtk_grid_new ();
gtk_grid_attach (GTK_GRID (grid),
create_notebook (tabs1, GROUP_A, GTK_POS_TOP),
0, 0, 1, 1);
gtk_grid_attach (GTK_GRID (grid),
create_notebook (tabs2, GROUP_B, GTK_POS_BOTTOM),
0, 1, 1, 1);
gtk_grid_attach (GTK_GRID (grid),
create_notebook (tabs3, GROUP_B, GTK_POS_LEFT),
1, 0, 1, 1);
gtk_grid_attach (GTK_GRID (grid),
create_notebook_with_notebooks (tabs4, GROUP_A, GTK_POS_RIGHT),
1, 1, 1, 1);
gtk_grid_attach (GTK_GRID (grid),
create_trash_button (),
1, 2, 1, 1);
gtk_container_add (GTK_CONTAINER (window), grid);
gtk_window_set_default_size (GTK_WINDOW (window), 400, 400);
gtk_widget_show_all (window);
gtk_main ();
return 0;
}