/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ /* * e-gui-utils.c * Copyright 2000, 2001, Ximian, Inc. * * Authors: * Miguel de Icaza * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License, version 2, as published by the Free Software Foundation. * * 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 * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA * 02111-1307, USA. */ #include #include "e-gui-utils.h" #include #include #include #include #include void e_notice (GtkWindow *window, const char *type, const char *format, ...) { GtkWidget *dialog; va_list args; char *str; va_start (args, format); str = g_strdup_vprintf (format, args); dialog = gnome_message_box_new (str, type, GTK_STOCK_OK, NULL); va_end (args); g_free (str); if (window) gnome_dialog_set_parent (GNOME_DIALOG (dialog), window); gnome_dialog_run (GNOME_DIALOG (dialog)); } static void kill_popup_menu (GtkWidget *widget, GtkMenu *menu) { g_return_if_fail (menu != NULL); g_return_if_fail (GTK_IS_MENU (menu)); gtk_object_unref (GTK_OBJECT (menu)); } void e_auto_kill_popup_menu_on_hide (GtkMenu *menu) { g_return_if_fail (menu != NULL); g_return_if_fail (GTK_IS_MENU (menu)); gtk_signal_connect (GTK_OBJECT (menu), "hide", GTK_SIGNAL_FUNC (kill_popup_menu), menu); } void e_popup_menu (GtkMenu *menu, GdkEvent *event) { g_return_if_fail (menu != NULL); g_return_if_fail (GTK_IS_MENU (menu)); e_auto_kill_popup_menu_on_hide (menu); if (event->type == GDK_KEY_PRESS) gtk_menu_popup (menu, NULL, NULL, 0, NULL, 0, event->key.time); else if ((event->type == GDK_BUTTON_PRESS) || (event->type == GDK_BUTTON_RELEASE) || (event->type == GDK_2BUTTON_PRESS) || (event->type == GDK_3BUTTON_PRESS)){ gtk_menu_popup (menu, NULL, NULL, 0, NULL, event->button.button, event->button.time); } else gtk_menu_popup (menu, NULL, NULL, 0, NULL, 0, GDK_CURRENT_TIME); } typedef struct { GtkCallback callback; gpointer closure; } CallbackClosure; static void e_container_foreach_leaf_callback(GtkWidget *widget, CallbackClosure *callback_closure) { if (GTK_IS_CONTAINER(widget)) { e_container_foreach_leaf(GTK_CONTAINER(widget), callback_closure->callback, callback_closure->closure); } else { (*callback_closure->callback) (widget, callback_closure->closure); } } void e_container_foreach_leaf(GtkContainer *container, GtkCallback callback, gpointer closure) { CallbackClosure callback_closure; callback_closure.callback = callback; callback_closure.closure = closure; gtk_container_foreach(container, (GtkCallback) e_container_foreach_leaf_callback, &callback_closure); } static void e_container_change_tab_order_destroy_notify(gpointer data) { GList *list = data; g_list_foreach(list, (GFunc) gtk_object_unref, NULL); g_list_free(list); } static gint e_container_change_tab_order_callback(GtkContainer *container, GtkDirectionType direction, GList *children) { GtkWidget *focus_child; GtkWidget *child; if (direction != GTK_DIR_TAB_FORWARD && direction != GTK_DIR_TAB_BACKWARD) return FALSE; focus_child = container->focus_child; if (focus_child == NULL) return FALSE; if (direction == GTK_DIR_TAB_BACKWARD) { children = g_list_last(children); } while (children) { child = children->data; if (direction == GTK_DIR_TAB_FORWARD) children = children->next; else children = children->prev; if (!child) continue; if (focus_child) { if (focus_child == child) { focus_child = NULL; if (GTK_WIDGET_DRAWABLE (child) && GTK_IS_CONTAINER (child) && !GTK_WIDGET_HAS_FOCUS (child)) if (gtk_widget_child_focus (GTK_WIDGET (child), direction)) { gtk_signal_emit_stop_by_name ( GTK_OBJECT (container), "focus"); return TRUE; } } } else if (GTK_WIDGET_DRAWABLE (child)) { if (GTK_IS_CONTAINER (child)) { if (gtk_widget_child_focus (GTK_WIDGET (child), direction)) { gtk_signal_emit_stop_by_name ( GTK_OBJECT (container), "focus"); return TRUE; } } else if (GTK_WIDGET_CAN_FOCUS (child)) { gtk_widget_grab_focus (child); gtk_signal_emit_stop_by_name (GTK_OBJECT (container), "focus"); return TRUE; } } } return FALSE; } gint e_container_change_tab_order(GtkContainer *container, GList *widgets) { GList *list; list = g_list_copy(widgets); g_list_foreach(list, (GFunc) gtk_object_ref, NULL); return gtk_signal_connect_full(GTK_OBJECT(container), "focus", GTK_SIGNAL_FUNC(e_container_change_tab_order_callback), NULL, list, e_container_change_tab_order_destroy_notify, FALSE, FALSE); } struct widgetandint { GtkWidget *widget; int count; }; static void nth_entry_callback(GtkWidget *widget, struct widgetandint *data) { if (GTK_IS_ENTRY(widget)) { if (data->count > 1) { data->count --; data->widget = widget; } else if (data->count == 1) { data->count --; data->widget = NULL; gtk_widget_grab_focus(widget); } } } void e_container_focus_nth_entry(GtkContainer *container, int n) { struct widgetandint data; data.widget = NULL; data.count = n; e_container_foreach_leaf(container, (GtkCallback) nth_entry_callback, &data); if (data.widget) gtk_widget_grab_focus(data.widget); } gboolean e_glade_xml_connect_widget (GladeXML *gui, char *name, char *signal, GtkSignalFunc cb, gpointer closure) { GtkWidget *widget; widget = glade_xml_get_widget (gui, name); if (widget) { gtk_signal_connect (GTK_OBJECT (widget), signal, cb, closure); return TRUE; } return FALSE; } gboolean e_glade_xml_set_sensitive (GladeXML *gui, char *name, gboolean sensitive) { GtkWidget *widget; widget = glade_xml_get_widget (gui, name); if (widget) { gtk_widget_set_sensitive (widget, sensitive); return TRUE; } return FALSE; }