gtk2/tests/testnotebookdnd.c
Matthias Clasen 7733f646d6 gdk: Rename GdkDragContext to GdkDrag
This is to go along with the newly introduced GdkDrop.

This commit includes the necessary updates to the X11, Wayland
and Broadway backends. Other backends have to be updated separately.
2018-07-02 14:59:26 +02:00

341 lines
10 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 char *button_targets[] = {
"GTK_NOTEBOOK_TAB"
};
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 (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,
GdkDrag *drag,
gpointer data)
{
guint page_num;
page_num = gtk_notebook_get_current_page (GTK_NOTEBOOK (widget));
if (page_num > 2)
gtk_drag_set_icon_name (drag,
(page_num % 2) ? "help-browser" : "process-stop",
0, 0);
}
static gboolean
remove_in_idle (gpointer data)
{
GtkWidget *child = data;
GtkWidget *parent = gtk_widget_get_parent (child);
GtkWidget *tab_label;
tab_label = gtk_notebook_get_tab_label (GTK_NOTEBOOK (parent), child);
g_print ("Removing tab: %s\n", gtk_label_get_text (GTK_LABEL (tab_label)));
gtk_container_remove (GTK_CONTAINER (parent), child);
return G_SOURCE_REMOVE;
}
static void
on_button_drag_data_received (GtkWidget *widget,
GdkDrop *drop,
GtkSelectionData *data,
gpointer user_data)
{
GtkWidget **child;
child = (void*) gtk_selection_data_get_data (data);
g_idle_add (remove_in_idle, *child);
}
static void
action_clicked_cb (GtkWidget *button,
GtkWidget *notebook)
{
GtkWidget *page, *title;
page = gtk_entry_new ();
gtk_entry_set_text (GTK_ENTRY (page), "Addition");
title = gtk_label_new ("Addition");
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);
}
static GtkWidget*
create_notebook (gchar **labels,
const gchar *group,
GtkPositionType pos)
{
GtkWidget *notebook, *title, *page, *action_widget;
notebook = gtk_notebook_new ();
gtk_widget_set_vexpand (notebook, TRUE);
gtk_widget_set_hexpand (notebook, TRUE);
action_widget = gtk_button_new_from_icon_name ("list-add-symbolic");
g_signal_connect (action_widget, "clicked", G_CALLBACK (action_clicked_cb), notebook);
gtk_notebook_set_action_widget (GTK_NOTEBOOK (notebook), action_widget, GTK_PACK_END);
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_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);
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_non_dragable_content (gchar **labels,
const gchar *group,
GtkPositionType pos)
{
GtkWidget *notebook, *title, *page, *action_widget;
notebook = gtk_notebook_new ();
gtk_widget_set_vexpand (notebook, TRUE);
gtk_widget_set_hexpand (notebook, TRUE);
action_widget = gtk_button_new_from_icon_name ("list-add-symbolic");
g_signal_connect (action_widget, "clicked", G_CALLBACK (action_clicked_cb), notebook);
gtk_notebook_set_action_widget (GTK_NOTEBOOK (notebook), action_widget, GTK_PACK_END);
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_notebook_set_group_name (GTK_NOTEBOOK (notebook), group);
while (*labels)
{
GtkWidget *button;
button = gtk_button_new_with_label (*labels);
/* Use GtkListBox since it bubbles up motion notify event, which can
* experience more issues than GtkBox. */
page = gtk_list_box_new ();
gtk_container_add (GTK_CONTAINER (page), button);
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);
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_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)
{
GdkContentFormats *targets;
GtkWidget *button;
button = gtk_button_new_with_mnemonic ("_Delete");
targets = gdk_content_formats_new (button_targets, G_N_ELEMENTS (button_targets));
gtk_drag_dest_set (button,
GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
targets,
GDK_ACTION_MOVE);
gdk_content_formats_unref (targets);
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 ();
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
grid = gtk_grid_new ();
gtk_grid_attach (GTK_GRID (grid),
create_notebook_non_dragable_content (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);
g_signal_connect (window, "destroy", G_CALLBACK (gtk_main_quit), NULL);
gtk_widget_show (window);
gtk_main ();
return 0;
}