310 lines
9.0 KiB
C
310 lines
9.0 KiB
C
/* -*- Mode: C; c-file-style: "gnu"; tab-width: 8 -*- */
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/*
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* GTK - The GIMP Toolkit
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* Copyright (C) 2006 Carlos Garnacho Parro <carlosg@gnome.org>
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*
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* All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <gtk/gtk.h>
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static gpointer GROUP_A = "GROUP_A";
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static gpointer GROUP_B = "GROUP_B";
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gchar *tabs1 [] = {
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"aaaaaaaaaa",
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"bbbbbbbbbb",
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"cccccccccc",
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"dddddddddd",
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NULL
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};
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gchar *tabs2 [] = {
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"1",
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"2",
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"3",
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"4",
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"55555",
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NULL
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};
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gchar *tabs3 [] = {
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"foo",
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"bar",
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NULL
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};
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gchar *tabs4 [] = {
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"beer",
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"water",
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"lemonade",
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"coffee",
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"tea",
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NULL
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};
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static const GtkTargetEntry button_targets[] = {
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{ "GTK_NOTEBOOK_TAB", GTK_TARGET_SAME_APP, 0 },
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};
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static GtkNotebook*
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window_creation_function (GtkNotebook *source_notebook,
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GtkWidget *child,
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gint x,
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gint y,
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gpointer data)
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{
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GtkWidget *window, *notebook;
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window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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notebook = gtk_notebook_new ();
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g_signal_connect (notebook, "create-window",
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G_CALLBACK (window_creation_function), NULL);
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gtk_notebook_set_group_name (GTK_NOTEBOOK (notebook),
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gtk_notebook_get_group_name (source_notebook));
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gtk_container_add (GTK_CONTAINER (window), notebook);
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gtk_window_set_default_size (GTK_WINDOW (window), 300, 300);
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gtk_window_move (GTK_WINDOW (window), x, y);
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gtk_widget_show_all (window);
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return GTK_NOTEBOOK (notebook);
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}
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static void
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on_page_reordered (GtkNotebook *notebook, GtkWidget *child, guint page_num, gpointer data)
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{
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g_print ("page %d reordered\n", page_num);
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}
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static void
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on_notebook_drag_begin (GtkWidget *widget,
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GdkDragContext *context,
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gpointer data)
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{
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GdkPixbuf *pixbuf;
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guint page_num;
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page_num = gtk_notebook_get_current_page (GTK_NOTEBOOK (widget));
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if (page_num > 2)
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{
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GtkIconTheme *icon_theme;
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int width;
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icon_theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (widget));
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gtk_icon_size_lookup (GTK_ICON_SIZE_DND, &width, NULL);
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pixbuf = gtk_icon_theme_load_icon (icon_theme,
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(page_num % 2) ? "help-browser" : "process-stop",
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width,
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GTK_ICON_LOOKUP_GENERIC_FALLBACK,
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NULL);
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gtk_drag_set_icon_pixbuf (context, pixbuf, 0, 0);
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g_object_unref (pixbuf);
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}
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}
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static gboolean
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remove_in_idle (gpointer data)
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{
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GtkWidget *child = data;
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GtkWidget *parent = gtk_widget_get_parent (child);
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GtkWidget *tab_label;
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tab_label = gtk_notebook_get_tab_label (GTK_NOTEBOOK (parent), child);
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g_print ("Removing tab: %s\n", gtk_label_get_text (GTK_LABEL (tab_label)));
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gtk_container_remove (GTK_CONTAINER (parent), child);
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return G_SOURCE_REMOVE;
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}
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static void
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on_button_drag_data_received (GtkWidget *widget,
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GdkDragContext *context,
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gint x,
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gint y,
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GtkSelectionData *data,
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guint info,
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guint time,
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gpointer user_data)
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{
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GtkWidget **child;
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child = (void*) gtk_selection_data_get_data (data);
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g_idle_add (remove_in_idle, *child);
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}
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static void
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action_clicked_cb (GtkWidget *button,
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GtkWidget *notebook)
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{
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GtkWidget *page, *title;
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page = gtk_entry_new ();
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gtk_entry_set_text (GTK_ENTRY (page), "Addition");
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gtk_widget_show (page);
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title = gtk_label_new ("Addition");
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gtk_notebook_append_page (GTK_NOTEBOOK (notebook), page, title);
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gtk_notebook_set_tab_reorderable (GTK_NOTEBOOK (notebook), page, TRUE);
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gtk_notebook_set_tab_detachable (GTK_NOTEBOOK (notebook), page, TRUE);
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}
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static GtkWidget*
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create_notebook (gchar **labels,
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const gchar *group,
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GtkPositionType pos)
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{
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GtkWidget *notebook, *title, *page, *action_widget;
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notebook = gtk_notebook_new ();
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gtk_widget_set_vexpand (notebook, TRUE);
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gtk_widget_set_hexpand (notebook, TRUE);
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action_widget = gtk_button_new_from_icon_name ("list-add-symbolic", GTK_ICON_SIZE_BUTTON);
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g_signal_connect (action_widget, "clicked", G_CALLBACK (action_clicked_cb), notebook);
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gtk_widget_show (action_widget);
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gtk_notebook_set_action_widget (GTK_NOTEBOOK (notebook), action_widget, GTK_PACK_END);
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g_signal_connect (notebook, "create-window",
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G_CALLBACK (window_creation_function), NULL);
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gtk_notebook_set_tab_pos (GTK_NOTEBOOK (notebook), pos);
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gtk_notebook_set_scrollable (GTK_NOTEBOOK (notebook), TRUE);
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gtk_container_set_border_width (GTK_CONTAINER (notebook), 6);
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gtk_notebook_set_group_name (GTK_NOTEBOOK (notebook), group);
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while (*labels)
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{
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page = gtk_entry_new ();
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gtk_entry_set_text (GTK_ENTRY (page), *labels);
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title = gtk_label_new (*labels);
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gtk_notebook_append_page (GTK_NOTEBOOK (notebook), page, title);
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gtk_notebook_set_tab_reorderable (GTK_NOTEBOOK (notebook), page, TRUE);
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gtk_notebook_set_tab_detachable (GTK_NOTEBOOK (notebook), page, TRUE);
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labels++;
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}
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g_signal_connect (GTK_NOTEBOOK (notebook), "page-reordered",
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G_CALLBACK (on_page_reordered), NULL);
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g_signal_connect_after (G_OBJECT (notebook), "drag-begin",
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G_CALLBACK (on_notebook_drag_begin), NULL);
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return notebook;
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}
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static GtkWidget*
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create_notebook_with_notebooks (gchar **labels,
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const gchar *group,
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GtkPositionType pos)
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{
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GtkWidget *notebook, *title, *page;
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gint count = 0;
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notebook = gtk_notebook_new ();
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g_signal_connect (notebook, "create-window",
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G_CALLBACK (window_creation_function), NULL);
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gtk_notebook_set_tab_pos (GTK_NOTEBOOK (notebook), pos);
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gtk_notebook_set_scrollable (GTK_NOTEBOOK (notebook), TRUE);
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gtk_container_set_border_width (GTK_CONTAINER (notebook), 6);
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gtk_notebook_set_group_name (GTK_NOTEBOOK (notebook), group);
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while (*labels)
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{
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page = create_notebook (labels, group, pos);
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gtk_notebook_popup_enable (GTK_NOTEBOOK (page));
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title = gtk_label_new (*labels);
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gtk_notebook_append_page (GTK_NOTEBOOK (notebook), page, title);
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gtk_notebook_set_tab_reorderable (GTK_NOTEBOOK (notebook), page, TRUE);
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gtk_notebook_set_tab_detachable (GTK_NOTEBOOK (notebook), page, TRUE);
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count++;
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labels++;
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}
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g_signal_connect (GTK_NOTEBOOK (notebook), "page-reordered",
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G_CALLBACK (on_page_reordered), NULL);
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g_signal_connect_after (G_OBJECT (notebook), "drag-begin",
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G_CALLBACK (on_notebook_drag_begin), NULL);
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return notebook;
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}
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static GtkWidget*
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create_trash_button (void)
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{
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GtkWidget *button;
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button = gtk_button_new_with_mnemonic ("_Delete");
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gtk_drag_dest_set (button,
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GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
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button_targets,
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G_N_ELEMENTS (button_targets),
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GDK_ACTION_MOVE);
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g_signal_connect_after (G_OBJECT (button), "drag-data-received",
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G_CALLBACK (on_button_drag_data_received), NULL);
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return button;
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}
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gint
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main (gint argc, gchar *argv[])
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{
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GtkWidget *window, *grid;
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gtk_init (&argc, &argv);
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window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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grid = gtk_grid_new ();
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gtk_grid_attach (GTK_GRID (grid),
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create_notebook (tabs1, GROUP_A, GTK_POS_TOP),
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0, 0, 1, 1);
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gtk_grid_attach (GTK_GRID (grid),
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create_notebook (tabs2, GROUP_B, GTK_POS_BOTTOM),
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0, 1, 1, 1);
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gtk_grid_attach (GTK_GRID (grid),
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create_notebook (tabs3, GROUP_B, GTK_POS_LEFT),
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1, 0, 1, 1);
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gtk_grid_attach (GTK_GRID (grid),
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create_notebook_with_notebooks (tabs4, GROUP_A, GTK_POS_RIGHT),
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1, 1, 1, 1);
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gtk_grid_attach (GTK_GRID (grid),
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create_trash_button (),
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1, 2, 1, 1);
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gtk_container_add (GTK_CONTAINER (window), grid);
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gtk_window_set_default_size (GTK_WINDOW (window), 400, 400);
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gtk_widget_show_all (window);
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gtk_main ();
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return 0;
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}
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