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//
// TemplatedControl.cs
//
// Author:
// Jean-Philippe Bruyère <jp.bruyere@hotmail.com>
//
// Copyright (c) 2013-2017 Jean-Philippe Bruyère
//
// 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 System.Xml.Serialization;
using System.ComponentModel;
using System.IO;
using System.Xml;
using System.Diagnostics;
using System.Linq;
using System.Collections.Generic;
using System.Text;
using System.Reflection;
namespace Crow
{
public abstract class TemplatedControl : PrivateContainer
{
#region CTOR
public TemplatedControl () : base()
{
}
#endregion
string _template;
string caption;
/// <summary>
/// Template path
/// </summary>
[XmlAttributeAttribute][DefaultValue(null)]
public string Template {
get { return _template; }
set {
if (Template == value)
return;
_template = value;
if (string.IsNullOrEmpty(_template))
loadTemplate ();
else
loadTemplate (CurrentInterface.Load (_template));
}
}
[XmlAttributeAttribute()][DefaultValue("Templated Control")]
public virtual string Caption {
get { return caption; }
set {
if (caption == value)
return;
caption = value;
NotifyValueChanged ("Caption", caption);
}
}
#region GraphicObject overrides
public override void Initialize ()
{
loadTemplate ();
base.Initialize ();
}
public override GraphicObject FindByName (string nameToFind)
{
//prevent name searching in template
return nameToFind == this.Name ? this : null;
}
protected override void onDraw (Cairo.Context gr)
{
//onDraw is overrided to prevent default drawing of background, template top container
//may have a binding to root background or a fixed one.
//this allow applying root background to random template's component
gr.Save ();
if (ClipToClientRect) {
//clip to client zone
CairoHelpers.CairoRectangle (gr, ClientRectangle, CornerRadius);
gr.Clip ();
}
if (child != null)
child.Paint (ref gr);
gr.Restore ();
}
#endregion
protected virtual void loadTemplate(GraphicObject template = null)
{
if (this.child != null)//template change, bindings has to be reset
this.ClearTemplateBinding();
if (template == null) {
if (!Interface.DefaultTemplates.ContainsKey (this.GetType ().FullName))
throw new Exception (string.Format ("No default template found for '{0}'", this.GetType ().FullName));
this.SetChild (CurrentInterface.Load (Interface.DefaultTemplates[this.GetType ().FullName]));
}else
this.SetChild (template);
}
}
}
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