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Viewing changes to external/xwt/Xwt/Xwt/Button.cs

  • Committer: Package Import Robot
  • Author(s): Jo Shields
  • Date: 2013-05-12 09:46:03 UTC
  • mto: This revision was merged to the branch mainline in revision 29.
  • Revision ID: package-import@ubuntu.com-20130512094603-mad323bzcxvmcam0
Tags: upstream-4.0.5+dfsg
Import upstream version 4.0.5+dfsg

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external/xwt/Xwt/Xwt/Button.cs
 
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// 
 
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// Button.cs
 
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//  
 
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// Author:
 
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//       Lluis Sanchez <lluis@xamarin.com>
 
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// 
 
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// Copyright (c) 2011 Xamarin Inc
 
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// 
 
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// Permission is hereby granted, free of charge, to any person obtaining a copy
 
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// of this software and associated documentation files (the "Software"), to deal
 
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// in the Software without restriction, including without limitation the rights
 
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 
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// copies of the Software, and to permit persons to whom the Software is
 
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// furnished to do so, subject to the following conditions:
 
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// 
 
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// The above copyright notice and this permission notice shall be included in
 
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// all copies or substantial portions of the Software.
 
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// 
 
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 
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// THE SOFTWARE.
 
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using System;
 
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using Xwt.Backends;
 
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using Xwt.Drawing;
 
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namespace Xwt
 
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{
 
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        public class Button: Widget
 
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        {
 
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                EventHandler clicked;
 
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                ButtonStyle style = ButtonStyle.Normal;
 
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                ButtonType type = ButtonType.Normal;
 
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                Image image;
 
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                string label;
 
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                ContentPosition imagePosition = ContentPosition.Left;
 
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                protected new class WidgetBackendHost: Widget.WidgetBackendHost, IButtonEventSink
 
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                {
 
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                        protected override void OnBackendCreated ()
 
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                        {
 
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                                base.OnBackendCreated ();
 
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                                ((IButtonBackend)Backend).SetButtonStyle (((Button)Parent).style);
 
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                        }
 
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                        public void OnClicked ()
 
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                        {
 
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                                ((Button)Parent).OnClicked (EventArgs.Empty);
 
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                        }
 
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                }
 
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                static Button ()
 
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                {
 
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                        MapEvent (ButtonEvent.Clicked, typeof(Button), "OnClicked");
 
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                }
 
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                public Button ()
 
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                {
 
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                }
 
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                public Button (string label): this ()
 
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                {
 
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                        Label = label;
 
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                }
 
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                public Button (Image img, string label): this ()
 
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                {
 
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                        Label = label;
 
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                        Image = img;
 
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                }
 
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                public Button (Image img): this ()
 
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                {
 
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                        Image = img;
 
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                }
 
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                protected override BackendHost CreateBackendHost ()
 
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                {
 
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                        return new WidgetBackendHost ();
 
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                }
 
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                IButtonBackend Backend {
 
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                        get { return (IButtonBackend) BackendHost.Backend; }
 
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                }
 
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                public string Label {
 
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                        get { return label; }
 
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                        set {
 
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                                label = value;
 
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                                Backend.SetContent (label, XwtObject.GetBackend (image), imagePosition);
 
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                                OnPreferredSizeChanged ();
 
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                        }
 
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                }
 
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                public Image Image {
 
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                        get { return image; }
 
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                        set {
 
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                                image = value;
 
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                                Backend.SetContent (label, XwtObject.GetBackend (value), imagePosition); 
 
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                                OnPreferredSizeChanged ();
 
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                        }
 
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                }
 
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                public ContentPosition ImagePosition {
 
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                        get { return imagePosition; }
 
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                        set {
 
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                                imagePosition = value;
 
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                                Backend.SetContent (label, XwtObject.GetBackend (image), imagePosition); 
 
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                                OnPreferredSizeChanged ();
 
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                        }
 
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                }
 
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                public ButtonStyle Style {
 
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                        get { return style; }
 
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                        set {
 
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                                style = value;
 
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                                Backend.SetButtonStyle (style);
 
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                                OnPreferredSizeChanged ();
 
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                        }
 
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                }
 
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                public ButtonType Type {
 
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                        get { return type; }
 
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                        set {
 
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                                type = value;
 
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                                Backend.SetButtonType (type);
 
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                                OnPreferredSizeChanged ();
 
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                        }
 
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                }
 
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                protected virtual void OnClicked (EventArgs e)
 
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                {
 
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                        if (clicked != null)
 
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                                clicked (this, e);
 
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                }
 
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                public event EventHandler Clicked {
 
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                        add {
 
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                                BackendHost.OnBeforeEventAdd (ButtonEvent.Clicked, clicked);
 
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                                clicked += value;
 
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                        }
 
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                        remove {
 
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                                clicked -= value;
 
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                                BackendHost.OnAfterEventRemove (ButtonEvent.Clicked, clicked);
 
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                        }
 
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                }
 
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        }
 
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}
 
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