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// DesignerSurfaceBackend.cs
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// lluis <${AuthorEmail}>
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// Copyright (c) 2011 lluis
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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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// 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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// 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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namespace Xwt.GtkBackend
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public class DesignerSurfaceBackend: WidgetBackend, IDesignerSurfaceBackend
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public DesignerSurfaceBackend ()
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box = new DesignerBox ();
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public void Load (Widget w)
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var wb = (IGtkWidgetBackend) WidgetRegistry.GetBackend (w);
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class DesignerBox: Gtk.EventBox
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GtkWorkarounds.FixContainerLeak (this);
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surface = new Gtk.EventBox ();
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surface.VisibleWindow = false;
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surface.Parent = this;
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protected override void OnSizeAllocated (Gdk.Rectangle allocation)
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base.OnSizeAllocated (allocation);
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surface.Allocation = new Gdk.Rectangle (0,0, allocation.Width, allocation.Height);
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protected override void OnSizeRequested (ref Gtk.Requisition requisition)
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base.OnSizeRequested (ref requisition);
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surface.SizeRequest ();
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protected override void ForAll (bool include_internals, Gtk.Callback callback)
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base.ForAll (include_internals, callback);