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Viewing changes to external/xwt/Xwt.Mac/Xwt.Mac/NotebookBackend.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.Mac/Xwt.Mac/NotebookBackend.cs
 
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// 
 
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// NotebookBackend.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 MonoMac.AppKit;
 
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using Xwt.Backends;
 
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using System.Collections.Generic;
 
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using Xwt.Engine;
 
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namespace Xwt.Mac
 
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{
 
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        public class NotebookBackend: ViewBackend<NSTabView,IWidgetEventSink>, INotebookBackend
 
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        {
 
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                public NotebookBackend ()
 
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                {
 
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                        ViewObject = new TabView ();
 
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                        Widget.AutoresizesSubviews = true;
 
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                }
 
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                public override void EnableEvent (object eventId)
 
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                {
 
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                        if (eventId is NotebookEvent) {
 
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                                NotebookEvent ev = (NotebookEvent) eventId;
 
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                                if (ev == NotebookEvent.CurrentTabChanged) {
 
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                                        Widget.WillSelect += HandleWidgetWillSelect;
 
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                                }
 
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                        }
 
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                        base.EnableEvent (eventId);
 
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                }
 
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                public override void DisableEvent (object eventId)
 
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                {
 
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                        if (eventId is NotebookEvent) {
 
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                                NotebookEvent ev = (NotebookEvent) eventId;
 
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                                if (ev == NotebookEvent.CurrentTabChanged) {
 
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                                        Widget.WillSelect -= HandleWidgetWillSelect;
 
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                                }
 
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                        }
 
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                        base.DisableEvent (eventId);
 
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                }
 
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                void HandleWidgetWillSelect (object sender, NSTabViewItemEventArgs e)
 
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                {
 
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                        ((INotebookEventSink)EventSink).OnCurrentTabChanged ();
 
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                }
 
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                #region INotebookBackend implementation
 
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                public void Add (IWidgetBackend widget, NotebookTab tab)
 
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                {
 
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                        NSTabViewItem item = new NSTabViewItem ();
 
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                        item.Label = tab.Label;
 
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                        item.View = GetWidget (widget);
 
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                        Widget.Add (item);
 
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                }
 
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                public void Remove (IWidgetBackend widget)
 
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                {
 
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                        var v = GetWidget (widget);
 
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                        var t = FindTab (v);
 
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                        if (t != null)
 
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                                Widget.Remove (t);
 
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                }
 
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                public void UpdateLabel (NotebookTab tab, string hint)
 
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                {
 
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                        IWidgetBackend widget = (IWidgetBackend) WidgetRegistry.GetBackend (tab.Child);
 
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                        var v = GetWidget (widget);
 
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                        var t = FindTab (v);
 
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                        if (t != null)
 
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                                t.Label = tab.Label;
 
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                }
 
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                public int CurrentTab {
 
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                        get {
 
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                                return Widget.IndexOf (Widget.Selected);
 
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                        }
 
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                        set {
 
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                                Widget.SelectAt (value);
 
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                        }
 
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                }
 
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                public Xwt.NotebookTabOrientation TabOrientation {
 
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                        get {
 
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                                NotebookTabOrientation tabPos = NotebookTabOrientation.Top;
 
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                                switch (Widget.TabViewType) {
 
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                                case NSTabViewType.NSBottomTabsBezelBorder:
 
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                                        tabPos = NotebookTabOrientation.Bottom;
 
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                                        break;
 
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                                case NSTabViewType.NSLeftTabsBezelBorder:
 
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                                        tabPos = NotebookTabOrientation.Left;
 
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                                        break;
 
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                                case NSTabViewType.NSRightTabsBezelBorder:
 
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                                        tabPos = NotebookTabOrientation.Right;
 
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                                        break;
 
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                                }
 
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                                return tabPos;
 
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                        }
 
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                        set {
 
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                                NSTabViewType type = NSTabViewType.NSTopTabsBezelBorder;
 
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                                switch (value) {
 
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                                case NotebookTabOrientation.Bottom:
 
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                                        type = NSTabViewType.NSBottomTabsBezelBorder;
 
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                                        break;
 
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                                case NotebookTabOrientation.Left:
 
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                                        type = NSTabViewType.NSLeftTabsBezelBorder;
 
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                                        break;
 
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                                case NotebookTabOrientation.Right:
 
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                                        type = NSTabViewType.NSRightTabsBezelBorder;
 
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                                        break;
 
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                                }
 
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                                Widget.TabViewType = type;
 
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                        }
 
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                }
 
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                #endregion
 
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                NSTabViewItem FindTab (NSView v)
 
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                {
 
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                        foreach (var t in Widget.Items) {
 
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                                if (t.View == v)
 
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                                        return t;
 
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                        }
 
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                        return null;
 
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                }
 
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        }
 
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        class TabView: NSTabView, IViewObject
 
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        {
 
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                public Widget Frontend { get; set; }
 
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                public NSView View {
 
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                        get { return this; }
 
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                }
 
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        }
 
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}
 
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