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Viewing changes to external/xwt/Xwt.WPF/Xwt.WPFBackend.CellViews/CanvasCellViewBackend.cs

  • Committer: Package Import Robot
  • Author(s): Jo Shields
  • Date: 2014-10-09 14:09:23 UTC
  • mfrom: (10.3.5)
  • Revision ID: package-import@ubuntu.com-20141009140923-s0d22u5f9kg8jvds
Tags: 5.5.0.227-1
http://bugs.debian.org/754316
* [b2c8331] Imported Upstream version 5.5.0.227 (Closes: #754316)
* [d210995] Delete obsolete patches
* [1b59ae1] Clear patch fizz, via quilt refresh
* [3dd147d] Fix error in configure.in which applies for tarball builds but 
  not git builds when running autoreconf
* [21c2a57] Remove Metacity references for good
* [3331661] Ensure NUnit 2.6.3 is installed
* [fd85c88] Build-depend on NuGet
* [a1ae116] Add WebKit to build dependencies, for Xwt moduleref resolution
* [9b4cf12] Since the GDB addin is integrated now, declare it in 
  debian/control
* [6231562] Correct NUnit links
* [3d2b693] Fix NuGet addin, by copying libs locally
* [74bf9a8] Don't symlink unused Mocks NUnit assembly
* [ade52b2] Ensure IKVM.Reflection is built with default (4.5) profile

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external/xwt/Xwt.WPF/Xwt.WPFBackend.CellViews/CanvasCellViewBackend.cs
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//
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// CanvasCellViewBackend.cs
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//
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// Author:
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//       David Karlaš <david.karlas@gmail.com>
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//
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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 System;
 
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using System.Collections.Generic;
 
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using System.Linq;
 
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using System.Text;
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using System.Windows;
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using Xwt.Backends;
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namespace Xwt.WPFBackend
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{
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        class CanvasCellViewBackend : ExCanvas, ICellDataSource
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        {
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                public CanvasCellViewBackend()
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                {
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                        DataContextChanged += OnDataChanged;
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                }
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                void OnDataChanged(object sender, DependencyPropertyChangedEventArgs e)
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                {
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                        if (e.OldValue != null)
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                                ((ValuesContainer)e.OldValue).PropertyChanged -= CanvasCellRenderer_PropertyChanged;
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                        ((ValuesContainer)DataContext).PropertyChanged += CanvasCellRenderer_PropertyChanged;
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                }
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                void CanvasCellRenderer_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
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                {
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                        InvalidateMeasure();
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                        InvalidateVisual();
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                }
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                public event DependencyPropertyChangedEventHandler CellViewChanged;
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                public static readonly DependencyProperty CellViewProperty =
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                 DependencyProperty.Register("CellView", typeof(CanvasCellView),
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                 typeof(CanvasCellViewBackend), new FrameworkPropertyMetadata(new PropertyChangedCallback(OnCellViewChanged)));
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                public ICanvasCellViewFrontend CellView
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                {
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                        get { return (ICanvasCellViewFrontend)GetValue (CellViewProperty); }
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                        set { SetValue(CellViewProperty, value); }
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                }
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                public static void OnCellViewChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
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                {
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                        var sl = sender as CanvasCellViewBackend;
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                        if (sl != null)
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                                sl.RaiseCellViewChangedEvent(e);
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                }
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                private void RaiseCellViewChangedEvent(DependencyPropertyChangedEventArgs e)
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                {
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                        if (this.CellViewChanged != null)
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                                this.CellViewChanged(this, e);
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                }
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                protected override void OnRender(System.Windows.Media.DrawingContext dc)
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                {
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                        base.OnRender(dc);
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                        CellView.Initialize(this);
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                        CellView.ApplicationContext.InvokeUserCode (delegate
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                        {
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                                DrawingContext ctx = new DrawingContext(dc, 1);
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                                CellView.Draw (ctx, new Rectangle (this.RenderTransform.Value.OffsetX, this.RenderTransform.Value.OffsetY, this.RenderSize.Width, this.RenderSize.Height));
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                        });
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                }
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                protected override System.Windows.Size MeasureOverride(System.Windows.Size constraint)
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                {
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                        var size = new System.Windows.Size();
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                        CellView.Initialize (this);
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                        CellView.ApplicationContext.InvokeUserCode (delegate
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                        {
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                                var s = CellView.GetRequiredSize ();
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                                size = new System.Windows.Size(s.Width, s.Height);
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                        });
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                        if (size.Width > constraint.Width)
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                                size.Width = constraint.Width;
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                        if (size.Height > constraint.Height)
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                                size.Height = constraint.Height;
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                        return size;
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                }
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                public object GetValue(IDataField field)
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                {
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                        if (DataContext == null)
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                                return null;
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                        return ((ValuesContainer)DataContext)[field.Index];
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                }
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        }
 
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    class CanvasCellViewBackend: CellViewBackend, ICanvasCellViewBackend
 
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    {
 
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        public void QueueDraw()
 
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        {
 
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        }
 
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    }
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}
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