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//
// MessageService.cs
//
// Author:
// Mike Krüger <mkrueger@novell.com>
//
// Copyright (C) 2008 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using Gtk;
using System.Collections.Generic;
namespace Xwt.GtkBackend
{
public static class MessageService
{
public static Gtk.Window RootWindow { get; set; }
/// <summary>
/// Places, runs and destroys a transient dialog.
/// </summary>
public static int ShowCustomDialog (Gtk.Dialog dialog)
{
return ShowCustomDialog (dialog, null);
}
public static int ShowCustomDialog (Gtk.Dialog dialog, Gtk.Window parent)
{
try {
return RunCustomDialog (dialog, parent);
} finally {
if (dialog != null)
dialog.Destroy ();
}
}
public static int RunCustomDialog (Gtk.Dialog dialog)
{
return RunCustomDialog (dialog, null);
}
/// <summary>
/// Places and runs a transient dialog. Does not destroy it, so values can be retrieved from its widgets.
/// </summary>
public static int RunCustomDialog (Gtk.Dialog dialog, Gtk.Window parent)
{
if (parent == null) {
if (dialog.TransientFor != null)
parent = dialog.TransientFor;
else
parent = GetDefaultParent (dialog);
}
dialog.TransientFor = parent;
dialog.DestroyWithParent = true;
return GtkWorkarounds.RunDialogWithNotification (dialog);
}
//make sure modal children are parented on top of other modal children
static Gtk.Window GetDefaultParent (Gtk.Window child)
{
if (child.Modal) {
return GetDefaultModalParent ();
} else {
return RootWindow;
}
}
/// <summary>
/// Gets a default parent for modal dialogs.
/// </summary>
public static Gtk.Window GetDefaultModalParent ()
{
foreach (Gtk.Window w in Gtk.Window.ListToplevels ())
if (w.Visible && w.HasToplevelFocus && w.Modal)
return w;
return RootWindow;
}
}
}
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