* @file gtkscrollbook.c GTK+ Scrolling notebook widget * Pidgin is the legal property of its developers, whose names are too numerous * to list here. Please refer to the COPYRIGHT file distributed with this * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * This program 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 General Public License for more details. * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA #include "gtkscrollbook.h" static void pidgin_scroll_book_init (PidginScrollBook *scroll_book); static void pidgin_scroll_book_class_init (PidginScrollBookClass *klass); static void pidgin_scroll_book_forall (GtkContainer *c, gboolean include_internals, pidgin_scroll_book_get_type (void) static GType scroll_book_type = 0; static const GTypeInfo scroll_book_info = sizeof (PidginScrollBookClass), NULL, /* base_finalize */ (GClassInitFunc) pidgin_scroll_book_class_init, NULL, /* class_finalize */ sizeof (PidginScrollBook), (GInstanceInitFunc) pidgin_scroll_book_init, scroll_book_type = g_type_register_static(GTK_TYPE_VBOX, scroll_left_cb(PidginScrollBook *scroll_book, GdkEventButton *event) if (event->type != GDK_BUTTON_PRESS) index = gtk_notebook_get_current_page(GTK_NOTEBOOK(scroll_book->notebook)); gtk_notebook_set_current_page(GTK_NOTEBOOK(scroll_book->notebook), index - 1); scroll_right_cb(PidginScrollBook *scroll_book, GdkEventButton *event) if (event->type != GDK_BUTTON_PRESS) index = gtk_notebook_get_current_page(GTK_NOTEBOOK(scroll_book->notebook)); count = gtk_notebook_get_n_pages(GTK_NOTEBOOK(scroll_book->notebook)); gtk_notebook_set_current_page(GTK_NOTEBOOK(scroll_book->notebook), index + 1); refresh_scroll_box(PidginScrollBook *scroll_book, int index, int count) gtk_widget_show_all(GTK_WIDGET(scroll_book)); gtk_widget_hide_all(scroll_book->hbox); gtk_widget_show_all(scroll_book->hbox); gtk_widget_hide(scroll_book->label); gtk_widget_hide(scroll_book->left_arrow); gtk_widget_hide(scroll_book->right_arrow); label = g_strdup_printf("<span size='smaller' weight='bold'>(%d/%d)</span>", index+1, count); gtk_label_set_markup(GTK_LABEL(scroll_book->label), label); gtk_widget_set_sensitive(scroll_book->left_arrow, FALSE); gtk_widget_set_sensitive(scroll_book->left_arrow, TRUE); gtk_widget_set_sensitive(scroll_book->right_arrow, FALSE); gtk_widget_set_sensitive(scroll_book->right_arrow, TRUE); page_count_change_cb(PidginScrollBook *scroll_book) int index = gtk_notebook_get_current_page(GTK_NOTEBOOK(scroll_book->notebook)); count = gtk_notebook_get_n_pages(GTK_NOTEBOOK(scroll_book->notebook)); refresh_scroll_box(scroll_book, index, count); scroll_close_cb(PidginScrollBook *scroll_book, GdkEventButton *event) if (event->type == GDK_BUTTON_PRESS) gtk_widget_destroy(gtk_notebook_get_nth_page(GTK_NOTEBOOK(scroll_book->notebook), gtk_notebook_get_current_page(GTK_NOTEBOOK(scroll_book->notebook)))); switch_page_cb(GtkNotebook *notebook, GtkNotebookPage *page, guint page_num, PidginScrollBook *scroll_book) count = gtk_notebook_get_n_pages(GTK_NOTEBOOK(scroll_book->notebook)); refresh_scroll_box(scroll_book, page_num, count); pidgin_scroll_book_add(GtkContainer *container, GtkWidget *widget) PidginScrollBook *scroll_book; g_return_if_fail(GTK_IS_WIDGET (widget)); g_return_if_fail (widget->parent == NULL); scroll_book = PIDGIN_SCROLL_BOOK(container); scroll_book->children = g_list_append(scroll_book->children, widget); gtk_notebook_append_page(GTK_NOTEBOOK(scroll_book->notebook), widget, NULL); page_count_change_cb(PIDGIN_SCROLL_BOOK(container)); pidgin_scroll_book_remove(GtkContainer *container, GtkWidget *widget) PidginScrollBook *scroll_book; g_return_if_fail(GTK_IS_WIDGET(widget)); scroll_book = PIDGIN_SCROLL_BOOK(container); scroll_book->children = g_list_remove(scroll_book->children, widget); /* gtk_widget_unparent(widget); */ page = gtk_notebook_page_num(GTK_NOTEBOOK(PIDGIN_SCROLL_BOOK(container)->notebook), widget); gtk_notebook_remove_page(GTK_NOTEBOOK(PIDGIN_SCROLL_BOOK(container)->notebook), page); pidgin_scroll_book_forall(GtkContainer *container, gboolean include_internals, PidginScrollBook *scroll_book; g_return_if_fail(GTK_IS_CONTAINER(container)); scroll_book = PIDGIN_SCROLL_BOOK(container); (*callback)(scroll_book->hbox, callback_data); (*callback)(scroll_book->notebook, callback_data); children = scroll_book->children; children = children->next; (*callback)(child, callback_data); pidgin_scroll_book_class_init (PidginScrollBookClass *klass) GtkContainerClass *container_class = (GtkContainerClass*)klass; container_class->add = pidgin_scroll_book_add; container_class->remove = pidgin_scroll_book_remove; container_class->forall = pidgin_scroll_book_forall; close_button_left_cb(GtkWidget *widget, GdkEventCrossing *event, GtkLabel *label) static GdkCursor *ptr = NULL; ptr = gdk_cursor_new(GDK_LEFT_PTR); gtk_label_set_markup(label, "×"); gdk_window_set_cursor(event->window, ptr); close_button_entered_cb(GtkWidget *widget, GdkEventCrossing *event, GtkLabel *label) static GdkCursor *hand = NULL; hand = gdk_cursor_new(GDK_HAND2); gtk_label_set_markup(label, "<u>×</u>"); gdk_window_set_cursor(event->window, hand); pidgin_scroll_book_init (PidginScrollBook *scroll_book) scroll_book->hbox = gtk_hbox_new(FALSE, 0); eb = gtk_event_box_new(); gtk_box_pack_end(GTK_BOX(scroll_book->hbox), eb, FALSE, FALSE, 0); gtk_event_box_set_visible_window(GTK_EVENT_BOX(eb), FALSE); gtk_widget_set_events(eb, GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK); close_button = gtk_label_new("×"); g_signal_connect(G_OBJECT(eb), "enter-notify-event", G_CALLBACK(close_button_entered_cb), close_button); g_signal_connect(G_OBJECT(eb), "leave-notify-event", G_CALLBACK(close_button_left_cb), close_button); gtk_container_add(GTK_CONTAINER(eb), close_button); g_signal_connect_swapped(G_OBJECT(eb), "button-press-event", G_CALLBACK(scroll_close_cb), scroll_book); eb = gtk_event_box_new(); gtk_box_pack_end(GTK_BOX(scroll_book->hbox), eb, FALSE, FALSE, 0); scroll_book->right_arrow = gtk_arrow_new(GTK_ARROW_RIGHT, GTK_SHADOW_NONE); gtk_container_add(GTK_CONTAINER(eb), scroll_book->right_arrow); g_signal_connect_swapped(G_OBJECT(eb), "button-press-event", G_CALLBACK(scroll_right_cb), scroll_book); scroll_book->label = gtk_label_new(NULL); gtk_box_pack_end(GTK_BOX(scroll_book->hbox), scroll_book->label, FALSE, FALSE, 0); eb = gtk_event_box_new(); gtk_box_pack_end(GTK_BOX(scroll_book->hbox), eb, FALSE, FALSE, 0); scroll_book->left_arrow = gtk_arrow_new(GTK_ARROW_LEFT, GTK_SHADOW_NONE); gtk_container_add(GTK_CONTAINER(eb), scroll_book->left_arrow); g_signal_connect_swapped(G_OBJECT(eb), "button-press-event", G_CALLBACK(scroll_left_cb), scroll_book); gtk_box_pack_start(GTK_BOX(scroll_book), scroll_book->hbox, FALSE, FALSE, 0); scroll_book->notebook = gtk_notebook_new(); gtk_notebook_set_show_tabs(GTK_NOTEBOOK(scroll_book->notebook), FALSE); gtk_notebook_set_show_border(GTK_NOTEBOOK(scroll_book->notebook), FALSE); gtk_box_pack_start(GTK_BOX(scroll_book), scroll_book->notebook, TRUE, TRUE, 0); g_signal_connect_swapped(G_OBJECT(scroll_book->notebook), "remove", G_CALLBACK(page_count_change_cb), scroll_book); g_signal_connect(G_OBJECT(scroll_book->notebook), "switch-page", G_CALLBACK(switch_page_cb), scroll_book); gtk_widget_show_all(scroll_book->notebook); return g_object_new(PIDGIN_TYPE_SCROLL_BOOK, NULL);