/* -*- Mode: C; c-file-style: "gnu"; tab-width: 8 -*- */ /* * GTK - The GIMP Toolkit * Copyright (C) 2006 Carlos Garnacho Parro * * 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 . */ #include 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 (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) { GtkIconTheme *icon_theme; int width; icon_theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (widget)); gtk_icon_size_lookup (GTK_ICON_SIZE_DND, &width, NULL); pixbuf = gtk_icon_theme_load_icon (icon_theme, (page_num % 2) ? "help-browser" : "process-stop", width, GTK_ICON_LOOKUP_GENERIC_FALLBACK, NULL); gtk_drag_set_icon_pixbuf (context, pixbuf, 0, 0); g_object_unref (pixbuf); } } 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, GdkDragContext *context, gint x, gint y, GtkSelectionData *data, guint info, guint time, 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"); gtk_widget_show (page); 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", GTK_ICON_SIZE_BUTTON); g_signal_connect (action_widget, "clicked", G_CALLBACK (action_clicked_cb), notebook); gtk_widget_show (action_widget); 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", GTK_ICON_SIZE_BUTTON); g_signal_connect (action_widget, "clicked", G_CALLBACK (action_clicked_cb), notebook); gtk_widget_show (action_widget); 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) { GtkWidget *button; button = gtk_button_new_with_mnemonic ("_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 (); 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, "delete-event", G_CALLBACK (gtk_main_quit), NULL); gtk_widget_show (window); gtk_main (); return 0; }