/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ /* * GUI utility functions * * Author: * Miguel de Icaza (miguel@helixcode.com) * * (C) 1999 Miguel de Icaza * (C) 2000 Helix Code, Inc. */ #include <config.h> #include <gtk/gtksignal.h> #include <libgnomeui/gnome-messagebox.h> #include <libgnomeui/gnome-stock.h> #include <gnome.h> #include "e-gui-utils.h" #include <gdk-pixbuf/gdk-pixbuf.h> #include <gdk-pixbuf/gnome-canvas-pixbuf.h> 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, GNOME_STOCK_BUTTON_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, GdkEventButton *event) { g_return_if_fail (menu != NULL); g_return_if_fail (GTK_IS_MENU (menu)); e_auto_kill_popup_menu_on_hide (menu); gtk_menu_popup (menu, NULL, NULL, 0, NULL, event->button, event->time); } GtkWidget *e_create_image_widget(gchar *name, gchar *string1, gchar *string2, gint int1, gint int2) { char *filename; GdkPixbuf *pixbuf; double width, height; GtkWidget *canvas, *alignment; if (string1) { if (*string1 == '/') filename = g_strdup(string1); else filename = g_concat_dir_and_file(EVOLUTION_IMAGES, string1); pixbuf = gdk_pixbuf_new_from_file(filename); width = gdk_pixbuf_get_width(pixbuf); height = gdk_pixbuf_get_height(pixbuf); canvas = gnome_canvas_new_aa(); GTK_OBJECT_UNSET_FLAGS(GTK_WIDGET(canvas), GTK_CAN_FOCUS); gnome_canvas_item_new(gnome_canvas_root(GNOME_CANVAS(canvas)), gnome_canvas_pixbuf_get_type(), "pixbuf", pixbuf, NULL); alignment = gtk_widget_new(gtk_alignment_get_type(), "child", canvas, "xalign", (double) 0, "yalign", (double) 0, "xscale", (double) 0, "yscale", (double) 0, NULL); gtk_widget_set_usize(canvas, width, height); gdk_pixbuf_unref(pixbuf); gtk_widget_show(canvas); gtk_widget_show(alignment); g_free(filename); return alignment; } else return NULL; } 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 (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_container_focus (GTK_CONTAINER (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_container_focus (GTK_CONTAINER (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); }