/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* e-dialog-utils.h
*
* Copyright (C) 2001 Ximian, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
* Authors:
* Michael Meeks <michael@ximian.com>
* Ettore Perazzoli <ettore@ximian.com>
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "e-dialog-utils.h"
#include <gdk/gdkx.h>
#include <gtk/gtkmain.h>
#include <gtk/gtkplug.h>
#include <gtk/gtkversion.h>
#ifdef USE_GTKFILECHOOSER
#include <gtk/gtkfilechooser.h>
#include <gtk/gtkfilechooserdialog.h>
#include <gtk/gtkstock.h>
#else
#include <gtk/gtkfilesel.h>
#endif
#include <libgnome/gnome-i18n.h>
#include <libgnome/gnome-util.h>
/**
* e_notice:
* @parent: the dialog's parent window, or %NULL
* @type: the type of dialog (%GTK_MESSAGE_INFO, %GTK_MESSAGE_WARNING,
* or %GTK_MESSAGE_ERROR)
* @format: printf-style format string, followed by arguments
*
* Convenience function to show a dialog with a message and an "OK"
* button.
**/
void
e_notice (gpointer parent, GtkMessageType type, const char *format, ...)
{
GtkWidget *dialog;
va_list args;
char *str;
va_start (args, format);
str = g_strdup_vprintf (format, args);
dialog = gtk_message_dialog_new (NULL,
GTK_DIALOG_DESTROY_WITH_PARENT,
type,
GTK_BUTTONS_OK,
"%s",
str);
gtk_dialog_set_has_separator (GTK_DIALOG (dialog), FALSE);
va_end (args);
g_free (str);
if (parent)
e_dialog_set_transient_for (GTK_WINDOW (dialog), parent);
gtk_dialog_run (GTK_DIALOG (dialog));
gtk_widget_destroy (dialog);
}
/**
* e_notice_with_xid:
* @parent: the dialog's parent window, or %NULL
* @type: the type of dialog (%GTK_MESSAGE_INFO, %GTK_MESSAGE_WARNING,
* or %GTK_MESSAGE_ERROR)
* @format: printf-style format string, followed by arguments
*
* Like e_notice(), but takes a GdkNativeWindow for the parent
* window argument.
**/
void
e_notice_with_xid (GdkNativeWindow parent, GtkMessageType type, const char *format, ...)
{
GtkWidget *dialog;
va_list args;
char *str;
va_start (args, format);
str = g_strdup_vprintf (format, args);
dialog = gtk_message_dialog_new (NULL,
GTK_DIALOG_DESTROY_WITH_PARENT,
type,
GTK_BUTTONS_OK,
"%s",
str);
gtk_dialog_set_has_separator (GTK_DIALOG (dialog), FALSE);
va_end (args);
g_free (str);
if (parent)
e_dialog_set_transient_for_xid (GTK_WINDOW (dialog), parent);
gtk_dialog_run (GTK_DIALOG (dialog));
gtk_widget_destroy (dialog);
}
/* Tests whether or not an X Window is being managed by the
* window manager.
*/
static gboolean
window_is_wm_toplevel (Display *display, Window window)
{
static Atom WM_STATE = None;
unsigned long nitems, after;
unsigned char *data = NULL;
Atom type = None;
int format;
if (!WM_STATE)
WM_STATE = XInternAtom (display, "WM_STATE", False);
if (XGetWindowProperty (display, window, WM_STATE, 0, 0, False,
AnyPropertyType, &type, &format,
&nitems, &after, &data) == Success) {
if (data)
XFree((char*)data);
if (type)
return TRUE;
}
return FALSE;
}
/**
* e_dialog_set_transient_for:
* @dialog: a dialog window
* @parent_widget: the parent for @dialog
*
* This sets the parent for @dialog to be @parent_widget. Unlike
* gtk_window_set_transient_for(), this doesn't need @parent_widget to
* be the actual toplevel, and also works if @parent_widget is
* embedded as a Bonobo control by an out-of-process container.
* @parent_widget must already be realized before calling this
* function, but @dialog does not need to be.
**/
void
e_dialog_set_transient_for (GtkWindow *dialog,
GtkWidget *parent_widget)
{
GtkWidget *toplevel;
Window parent, root_ret, *children;
unsigned int numchildren;
Display *display;
Status status;
g_return_if_fail (GTK_IS_WINDOW (dialog));
g_return_if_fail (GTK_IS_WIDGET (parent_widget));
toplevel = gtk_widget_get_toplevel (parent_widget);
if (toplevel == NULL)
return;
if (!GTK_IS_PLUG (toplevel)) {
gtk_window_set_transient_for (GTK_WINDOW (dialog),
GTK_WINDOW (toplevel));
return;
}
/* Find the top-level windowmanager-managed X Window */
display = GDK_WINDOW_XDISPLAY (parent_widget->window);
parent = GDK_WINDOW_XID (parent_widget->window);
while (parent && !window_is_wm_toplevel (display, parent)) {
status = XQueryTree (display, parent, &root_ret,
&parent, &children, &numchildren);
if (status != 0)
XFree (children);
}
e_dialog_set_transient_for_xid (dialog, parent);
}
static void
dialog_realized (GtkWindow *dialog, gpointer xid)
{
e_dialog_set_transient_for_xid (dialog, (GdkNativeWindow)xid);
}
/**
* e_dialog_set_transient_for_xid:
* @dialog: a dialog window
* @xid: the X Window parent
*
* Like e_dialog_set_transient_for(), but use an XID to specify the
* parent window.
**/
void
e_dialog_set_transient_for_xid (GtkWindow *dialog,
GdkNativeWindow xid)
{
#ifdef GDK_MULTIHEAD_SAFE
GdkDisplay *display;
#endif
GdkWindow *parent;
g_return_if_fail (GTK_IS_WINDOW (dialog));
if (!GTK_WIDGET_REALIZED (dialog)) {
g_signal_connect (dialog, "realize",
G_CALLBACK (dialog_realized),
(gpointer) xid);
return;
}
#ifdef GDK_MULTIHEAD_SAFE
display = gdk_drawable_get_display (GDK_DRAWABLE (GTK_WIDGET (dialog)->window));
parent = gdk_window_lookup_for_display (display, xid);
if (!parent)
parent = gdk_window_foreign_new_for_display (display, xid);
#else
parent = gdk_window_lookup (xid);
if (!parent)
parent = gdk_window_foreign_new (xid);
#endif
g_return_if_fail (parent != NULL);
gdk_window_set_transient_for (GTK_WIDGET (dialog)->window, parent);
}
static void
save_ok (GtkWidget *widget, gpointer data)
{
GtkWidget *fs;
char **filename = data;
const char *path;
int btn = GTK_RESPONSE_YES;
fs = gtk_widget_get_toplevel (widget);
#ifdef USE_GTKFILECHOOSER
path = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (fs));
#else
path = gtk_file_selection_get_filename (GTK_FILE_SELECTION (fs));
#endif
if (g_file_test (path, G_FILE_TEST_IS_REGULAR)) {
GtkWidget *dlg;
dlg = gtk_message_dialog_new (GTK_WINDOW (fs), 0,
GTK_MESSAGE_QUESTION,
GTK_BUTTONS_YES_NO,
_("A file by that name already exists.\n"
"Overwrite it?"));
gtk_window_set_title (GTK_WINDOW (dlg), _("Overwrite file?"));
gtk_dialog_set_has_separator (GTK_DIALOG (dlg), FALSE);
btn = gtk_dialog_run (GTK_DIALOG (dlg));
gtk_widget_destroy (dlg);
}
if (btn == GTK_RESPONSE_YES)
*filename = g_strdup (path);
gtk_main_quit ();
}
#ifdef USE_GTKFILECHOOSER
static void
filechooser_response (GtkWidget *fc, gint response_id, gpointer data)
{
if (response_id == GTK_RESPONSE_ACCEPT)
save_ok (fc, data);
else
gtk_widget_destroy (fc);
}
#endif
char *
e_file_dialog_save (const char *title)
{
GtkWidget *selection;
char *path, *filename = NULL;
#ifdef USE_GTKFILECHOOSER
selection = gtk_file_chooser_dialog_new (title,
NULL,
GTK_FILE_CHOOSER_ACTION_SAVE,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
NULL);
gtk_dialog_set_default_response (GTK_DIALOG (selection), GTK_RESPONSE_ACCEPT);
gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (selection), g_get_home_dir ());
g_signal_connect (G_OBJECT (selection), "response", G_CALLBACK (filechooser_response), &filename);
#else
selection = gtk_file_selection_new (title);
path = g_strdup_printf ("%s/", g_get_home_dir ());
gtk_file_selection_set_filename (GTK_FILE_SELECTION (selection), path);
g_free (path);
g_signal_connect (G_OBJECT (GTK_FILE_SELECTION (selection)->ok_button), "clicked", G_CALLBACK (save_ok), &filename);
g_signal_connect (G_OBJECT (GTK_FILE_SELECTION (selection)->cancel_button), "clicked", G_CALLBACK (gtk_main_quit), NULL);
#endif
gtk_widget_show (GTK_WIDGET (selection));
gtk_grab_add (GTK_WIDGET (selection));
gtk_main ();
gtk_widget_destroy (GTK_WIDGET (selection));
return filename;
}
