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@ -1,351 +1,351 @@
@@ -1,351 +1,351 @@
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// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
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// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
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using System; |
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using System.Collections.Generic; |
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using System.ComponentModel; |
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using System.Diagnostics; |
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using System.Linq; |
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using System.Text; |
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using System.Xml; |
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using System.Windows; |
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using System.Windows.Markup; |
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namespace ICSharpCode.WpfDesign.XamlDom |
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{ |
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/// <summary>
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/// Describes a property on a <see cref="XamlObject"/>.
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/// </summary>
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[DebuggerDisplay("XamlProperty: {PropertyName}")] |
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public sealed class XamlProperty |
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{ |
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XamlObject parentObject; |
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internal readonly XamlPropertyInfo propertyInfo; |
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XamlPropertyValue propertyValue; |
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CollectionElementsCollection collectionElements; |
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bool isCollection; |
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bool isResources; |
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static readonly IList<XamlPropertyValue> emptyCollectionElementsArray = new XamlPropertyValue[0]; |
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// for use by parser only
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internal XamlProperty(XamlObject parentObject, XamlPropertyInfo propertyInfo, XamlPropertyValue propertyValue) |
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: this(parentObject, propertyInfo) |
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{ |
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PossiblyNameChanged(null, propertyValue); |
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this.propertyValue = propertyValue; |
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if (propertyValue != null) { |
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propertyValue.ParentProperty = this; |
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} |
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UpdateValueOnInstance(); |
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} |
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internal XamlProperty(XamlObject parentObject, XamlPropertyInfo propertyInfo) |
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{ |
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this.parentObject = parentObject; |
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this.propertyInfo = propertyInfo; |
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if (propertyInfo.IsCollection) { |
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isCollection = true; |
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collectionElements = new CollectionElementsCollection(this); |
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if (propertyInfo.Name.Equals(XamlConstants.ResourcesPropertyName, StringComparison.Ordinal) && |
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propertyInfo.ReturnType == typeof(ResourceDictionary)) { |
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isResources = true; |
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} |
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} |
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} |
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/// <summary>
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/// Gets the parent object for which this property was declared.
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/// </summary>
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public XamlObject ParentObject { |
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get { return parentObject; } |
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} |
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/// <summary>
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/// Gets the property name.
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/// </summary>
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public string PropertyName { |
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get { return propertyInfo.Name; } |
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} |
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/// <summary>
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/// Gets the type the property is declared on.
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/// </summary>
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public Type PropertyTargetType { |
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get { return propertyInfo.TargetType; } |
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} |
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/// <summary>
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/// Gets if this property is an attached property.
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/// </summary>
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public bool IsAttached { |
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get { return propertyInfo.IsAttached; } |
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} |
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/// <summary>
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/// Gets if this property is an event.
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/// </summary>
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public bool IsEvent { |
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get { return propertyInfo.IsEvent; } |
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} |
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/// <summary>
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/// Gets the return type of the property.
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/// </summary>
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public Type ReturnType { |
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get { return propertyInfo.ReturnType; } |
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} |
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/// <summary>
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/// Gets the type converter used to convert property values to/from string.
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/// </summary>
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public TypeConverter TypeConverter { |
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get { return propertyInfo.TypeConverter; } |
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} |
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/// <summary>
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/// Gets the category of the property.
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/// </summary>
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public string Category { |
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get { return propertyInfo.Category; } |
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} |
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/// <summary>
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/// Gets the value of the property. Can be null if the property is a collection property.
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/// </summary>
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public XamlPropertyValue PropertyValue { |
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get { return propertyValue; } |
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set { SetPropertyValue(value); } |
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} |
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/// <summary>
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/// Gets if the property represents the FrameworkElement.Resources property that holds a locally-defined resource dictionary.
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/// </summary>
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public bool IsResources { |
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get { return isResources; } |
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} |
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/// <summary>
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/// Gets if the property is a collection property.
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/// </summary>
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public bool IsCollection { |
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get { return isCollection; } |
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} |
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/// <summary>
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/// Gets the collection elements of the property. Is empty if the property is not a collection.
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/// </summary>
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public IList<XamlPropertyValue> CollectionElements { |
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get { return collectionElements ?? emptyCollectionElementsArray; } |
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} |
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/// <summary>
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/// Gets if the property is set.
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/// </summary>
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public bool IsSet { |
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get { return propertyValue != null || |
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_propertyElement != null; // collection
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} |
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} |
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/// <summary>
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/// Occurs when the value of the IsSet property has changed.
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/// </summary>
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public event EventHandler IsSetChanged; |
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/// <summary>
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/// Occurs when the value of the property has changed.
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/// </summary>
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public event EventHandler ValueChanged; |
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/// <summary>
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/// Occurs when MarkupExtension evaluated PropertyValue dosn't changed but ValueOnInstance does.
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/// </summary>
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public event EventHandler ValueOnInstanceChanged; |
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void SetPropertyValue(XamlPropertyValue value) |
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{ |
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// Binding...
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//if (IsCollection) {
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// throw new InvalidOperationException("Cannot set the value of collection properties.");
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//}
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bool wasSet = this.IsSet; |
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PossiblyNameChanged(propertyValue, value); |
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//reset expression
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var xamlObject = propertyValue as XamlObject; |
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if (xamlObject != null && xamlObject.IsMarkupExtension) |
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propertyInfo.ResetValue(parentObject.Instance); |
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ResetInternal(); |
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propertyValue = value; |
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propertyValue.ParentProperty = this; |
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propertyValue.AddNodeTo(this); |
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UpdateValueOnInstance(); |
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ParentObject.OnPropertyChanged(this); |
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if (!wasSet) { |
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if (IsSetChanged != null) { |
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IsSetChanged(this, EventArgs.Empty); |
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} |
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} |
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if (ValueChanged != null) { |
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ValueChanged(this, EventArgs.Empty); |
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} |
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} |
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internal void UpdateValueOnInstance() |
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{ |
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if (PropertyValue != null) { |
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try { |
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ValueOnInstance = PropertyValue.GetValueFor(propertyInfo); |
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} |
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catch { |
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Debug.WriteLine("UpdateValueOnInstance() failed"); |
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} |
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} |
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} |
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/// <summary>
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/// Resets the properties value.
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/// </summary>
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public void Reset() |
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{ |
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if (IsSet) { |
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propertyInfo.ResetValue(parentObject.Instance); |
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ResetInternal(); |
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ParentObject.OnPropertyChanged(this); |
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if (IsSetChanged != null) { |
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IsSetChanged(this, EventArgs.Empty); |
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} |
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if (ValueChanged != null) { |
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ValueChanged(this, EventArgs.Empty); |
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} |
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} |
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} |
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void ResetInternal() |
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{ |
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if (propertyValue != null) { |
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propertyValue.RemoveNodeFromParent(); |
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propertyValue.ParentProperty = null; |
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propertyValue = null; |
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} |
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if (_propertyElement != null) { |
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_propertyElement.ParentNode.RemoveChild(_propertyElement); |
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_propertyElement = null; |
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} |
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} |
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XmlElement _propertyElement; |
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internal void ParserSetPropertyElement(XmlElement propertyElement) |
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{ |
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XmlElement oldPropertyElement = _propertyElement; |
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if (oldPropertyElement == propertyElement) return; |
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_propertyElement = propertyElement; |
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if (oldPropertyElement != null && IsCollection) { |
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Debug.WriteLine("Property element for " + this.PropertyName + " already exists, merging.."); |
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foreach (XamlPropertyValue val in this.collectionElements) { |
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val.RemoveNodeFromParent(); |
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val.AddNodeTo(this); |
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} |
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oldPropertyElement.ParentNode.RemoveChild(oldPropertyElement); |
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} |
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} |
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bool IsFirstChildResources(XamlObject obj) |
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{ |
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return obj.XmlElement.FirstChild != null && |
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obj.XmlElement.FirstChild.Name.EndsWith("." + XamlConstants.ResourcesPropertyName) && |
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obj.Properties.Where((prop) => prop.IsResources).FirstOrDefault() != null; |
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} |
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XmlElement CreatePropertyElement() |
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{ |
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string ns = parentObject.OwnerDocument.GetNamespaceFor(parentObject.ElementType); |
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return parentObject.OwnerDocument.XmlDocument.CreateElement( |
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parentObject.OwnerDocument.GetPrefixForNamespace(ns), |
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parentObject.ElementType.Name + "." + this.PropertyName, |
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ns |
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); |
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} |
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internal void AddChildNodeToProperty(XmlNode newChildNode) |
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{ |
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if (this.IsCollection) { |
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// this is the default collection
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InsertNodeInCollection(newChildNode, collectionElements.Count); |
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return; |
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} |
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if (_propertyElement == null) { |
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if (PropertyName == parentObject.ContentPropertyName) { |
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if (IsFirstChildResources(parentObject)) { |
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// Resources element should always be first
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parentObject.XmlElement.InsertAfter(newChildNode, parentObject.XmlElement.FirstChild); |
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} |
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else |
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parentObject.XmlElement.InsertBefore(newChildNode, parentObject.XmlElement.FirstChild); |
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return; |
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} |
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_propertyElement = CreatePropertyElement(); |
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if (IsFirstChildResources(parentObject)) { |
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// Resources element should always be first
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parentObject.XmlElement.InsertAfter(_propertyElement, parentObject.XmlElement.FirstChild); |
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} |
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else |
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parentObject.XmlElement.InsertBefore(_propertyElement, parentObject.XmlElement.FirstChild); |
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} |
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_propertyElement.AppendChild(newChildNode); |
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} |
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internal void InsertNodeInCollection(XmlNode newChildNode, int index) |
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{ |
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Debug.Assert(index >= 0 && index <= collectionElements.Count); |
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XmlElement collection = _propertyElement; |
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if (collection == null) { |
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if (collectionElements.Count == 0 && this.PropertyName != this.ParentObject.ContentPropertyName) { |
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// we have to create the collection element
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_propertyElement = CreatePropertyElement(); |
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if (this.IsResources) { |
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parentObject.XmlElement.PrependChild(_propertyElement); |
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} else { |
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parentObject.XmlElement.AppendChild(_propertyElement); |
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} |
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collection = _propertyElement; |
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} else { |
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// this is the default collection
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collection = parentObject.XmlElement; |
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} |
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} |
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if (collectionElements.Count == 0) { |
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// collection is empty -> we may insert anywhere
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collection.AppendChild(newChildNode); |
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} else if (index == collectionElements.Count) { |
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// insert after last element in collection
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collection.InsertAfter(newChildNode, collectionElements[collectionElements.Count - 1].GetNodeForCollection()); |
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} else { |
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// insert before specified index
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collection.InsertBefore(newChildNode, collectionElements[index].GetNodeForCollection()); |
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} |
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// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
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// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
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using System; |
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using System.Collections.Generic; |
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using System.ComponentModel; |
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using System.Diagnostics; |
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using System.Linq; |
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using System.Text; |
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using System.Xml; |
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using System.Windows; |
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using System.Windows.Markup; |
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namespace ICSharpCode.WpfDesign.XamlDom |
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{ |
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/// <summary>
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/// Describes a property on a <see cref="XamlObject"/>.
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/// </summary>
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[DebuggerDisplay("XamlProperty: {PropertyName}")] |
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public sealed class XamlProperty |
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{ |
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XamlObject parentObject; |
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internal readonly XamlPropertyInfo propertyInfo; |
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XamlPropertyValue propertyValue; |
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CollectionElementsCollection collectionElements; |
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bool isCollection; |
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bool isResources; |
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static readonly IList<XamlPropertyValue> emptyCollectionElementsArray = new XamlPropertyValue[0]; |
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// for use by parser only
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internal XamlProperty(XamlObject parentObject, XamlPropertyInfo propertyInfo, XamlPropertyValue propertyValue) |
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: this(parentObject, propertyInfo) |
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{ |
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PossiblyNameChanged(null, propertyValue); |
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this.propertyValue = propertyValue; |
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if (propertyValue != null) { |
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propertyValue.ParentProperty = this; |
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} |
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UpdateValueOnInstance(); |
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} |
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internal XamlProperty(XamlObject parentObject, XamlPropertyInfo propertyInfo) |
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{ |
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this.parentObject = parentObject; |
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this.propertyInfo = propertyInfo; |
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if (propertyInfo.IsCollection) { |
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isCollection = true; |
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collectionElements = new CollectionElementsCollection(this); |
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if (propertyInfo.Name.Equals(XamlConstants.ResourcesPropertyName, StringComparison.Ordinal) && |
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propertyInfo.ReturnType == typeof(ResourceDictionary)) { |
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isResources = true; |
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} |
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} |
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} |
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/// <summary>
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/// Gets the parent object for which this property was declared.
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/// </summary>
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public XamlObject ParentObject { |
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get { return parentObject; } |
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} |
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/// <summary>
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/// Gets the property name.
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/// </summary>
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public string PropertyName { |
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get { return propertyInfo.Name; } |
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} |
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/// <summary>
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/// Gets the type the property is declared on.
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/// </summary>
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public Type PropertyTargetType { |
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get { return propertyInfo.TargetType; } |
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} |
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/// <summary>
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/// Gets if this property is an attached property.
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/// </summary>
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public bool IsAttached { |
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get { return propertyInfo.IsAttached; } |
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} |
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/// <summary>
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/// Gets if this property is an event.
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/// </summary>
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public bool IsEvent { |
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get { return propertyInfo.IsEvent; } |
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} |
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/// <summary>
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/// Gets the return type of the property.
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/// </summary>
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public Type ReturnType { |
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get { return propertyInfo.ReturnType; } |
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} |
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/// <summary>
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/// Gets the type converter used to convert property values to/from string.
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/// </summary>
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public TypeConverter TypeConverter { |
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get { return propertyInfo.TypeConverter; } |
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} |
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/// <summary>
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/// Gets the category of the property.
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/// </summary>
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public string Category { |
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get { return propertyInfo.Category; } |
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} |
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/// <summary>
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/// Gets the value of the property. Can be null if the property is a collection property.
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/// </summary>
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public XamlPropertyValue PropertyValue { |
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get { return propertyValue; } |
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set { SetPropertyValue(value); } |
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} |
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/// <summary>
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/// Gets if the property represents the FrameworkElement.Resources property that holds a locally-defined resource dictionary.
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/// </summary>
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public bool IsResources { |
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get { return isResources; } |
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} |
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/// <summary>
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/// Gets if the property is a collection property.
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/// </summary>
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public bool IsCollection { |
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get { return isCollection; } |
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} |
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/// <summary>
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/// Gets the collection elements of the property. Is empty if the property is not a collection.
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/// </summary>
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public IList<XamlPropertyValue> CollectionElements { |
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get { return collectionElements ?? emptyCollectionElementsArray; } |
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} |
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/// <summary>
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/// Gets if the property is set.
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/// </summary>
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public bool IsSet { |
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get { return propertyValue != null || |
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_propertyElement != null; // collection
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} |
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} |
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/// <summary>
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/// Occurs when the value of the IsSet property has changed.
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/// </summary>
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public event EventHandler IsSetChanged; |
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/// <summary>
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/// Occurs when the value of the property has changed.
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/// </summary>
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public event EventHandler ValueChanged; |
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/// <summary>
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/// Occurs when MarkupExtension evaluated PropertyValue dosn't changed but ValueOnInstance does.
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/// </summary>
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public event EventHandler ValueOnInstanceChanged; |
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void SetPropertyValue(XamlPropertyValue value) |
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{ |
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// Binding...
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//if (IsCollection) {
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// throw new InvalidOperationException("Cannot set the value of collection properties.");
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//}
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bool wasSet = this.IsSet; |
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PossiblyNameChanged(propertyValue, value); |
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//reset expression
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var xamlObject = propertyValue as XamlObject; |
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if (xamlObject != null && xamlObject.IsMarkupExtension) |
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propertyInfo.ResetValue(parentObject.Instance); |
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ResetInternal(); |
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propertyValue = value; |
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propertyValue.ParentProperty = this; |
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propertyValue.AddNodeTo(this); |
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UpdateValueOnInstance(); |
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ParentObject.OnPropertyChanged(this); |
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if (!wasSet) { |
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if (IsSetChanged != null) { |
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IsSetChanged(this, EventArgs.Empty); |
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} |
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} |
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if (ValueChanged != null) { |
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ValueChanged(this, EventArgs.Empty); |
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} |
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} |
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internal void UpdateValueOnInstance() |
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{ |
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if (PropertyValue != null) { |
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try { |
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ValueOnInstance = PropertyValue.GetValueFor(propertyInfo); |
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} |
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catch { |
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Debug.WriteLine("UpdateValueOnInstance() failed"); |
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} |
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} |
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} |
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/// <summary>
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/// Resets the properties value.
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/// </summary>
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public void Reset() |
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{ |
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if (IsSet) { |
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propertyInfo.ResetValue(parentObject.Instance); |
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ResetInternal(); |
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ParentObject.OnPropertyChanged(this); |
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if (IsSetChanged != null) { |
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IsSetChanged(this, EventArgs.Empty); |
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} |
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if (ValueChanged != null) { |
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ValueChanged(this, EventArgs.Empty); |
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} |
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} |
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} |
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void ResetInternal() |
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{ |
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if (propertyValue != null) { |
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propertyValue.RemoveNodeFromParent(); |
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propertyValue.ParentProperty = null; |
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propertyValue = null; |
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} |
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if (_propertyElement != null) { |
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_propertyElement.ParentNode.RemoveChild(_propertyElement); |
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_propertyElement = null; |
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} |
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} |
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XmlElement _propertyElement; |
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internal void ParserSetPropertyElement(XmlElement propertyElement) |
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{ |
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XmlElement oldPropertyElement = _propertyElement; |
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if (oldPropertyElement == propertyElement) return; |
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_propertyElement = propertyElement; |
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if (oldPropertyElement != null && IsCollection) { |
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Debug.WriteLine("Property element for " + this.PropertyName + " already exists, merging.."); |
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foreach (XamlPropertyValue val in this.collectionElements) { |
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val.RemoveNodeFromParent(); |
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val.AddNodeTo(this); |
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} |
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oldPropertyElement.ParentNode.RemoveChild(oldPropertyElement); |
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} |
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} |
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bool IsFirstChildResources(XamlObject obj) |
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{ |
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return obj.XmlElement.FirstChild != null && |
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obj.XmlElement.FirstChild.Name.EndsWith("." + XamlConstants.ResourcesPropertyName) && |
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|
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obj.Properties.Where((prop) => prop.IsResources).FirstOrDefault() != null; |
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} |
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XmlElement CreatePropertyElement() |
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{ |
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string ns = parentObject.OwnerDocument.GetNamespaceFor(parentObject.ElementType); |
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return parentObject.OwnerDocument.XmlDocument.CreateElement( |
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parentObject.OwnerDocument.GetPrefixForNamespace(ns), |
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parentObject.ElementType.Name + "." + this.PropertyName, |
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ns |
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); |
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} |
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internal void AddChildNodeToProperty(XmlNode newChildNode) |
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{ |
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if (this.IsCollection) { |
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// this is the default collection
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InsertNodeInCollection(newChildNode, collectionElements.Count); |
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return; |
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} |
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|
if (_propertyElement == null) { |
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|
if (PropertyName == parentObject.ContentPropertyName) { |
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if (IsFirstChildResources(parentObject)) { |
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// Resources element should always be first
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parentObject.XmlElement.InsertAfter(newChildNode, parentObject.XmlElement.FirstChild); |
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} |
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else |
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parentObject.XmlElement.InsertBefore(newChildNode, parentObject.XmlElement.FirstChild); |
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return; |
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} |
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_propertyElement = CreatePropertyElement(); |
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|
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if (IsFirstChildResources(parentObject)) { |
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|
|
// Resources element should always be first
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parentObject.XmlElement.InsertAfter(_propertyElement, parentObject.XmlElement.FirstChild); |
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} |
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else |
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parentObject.XmlElement.InsertBefore(_propertyElement, parentObject.XmlElement.FirstChild); |
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} |
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_propertyElement.AppendChild(newChildNode); |
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} |
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internal void InsertNodeInCollection(XmlNode newChildNode, int index) |
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{ |
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Debug.Assert(index >= 0 && index <= collectionElements.Count); |
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XmlElement collection = _propertyElement; |
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|
if (collection == null) { |
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|
|
if (collectionElements.Count == 0 && this.PropertyName != this.ParentObject.ContentPropertyName) { |
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|
|
// we have to create the collection element
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_propertyElement = CreatePropertyElement(); |
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|
if (this.IsResources) { |
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|
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parentObject.XmlElement.PrependChild(_propertyElement); |
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|
} else { |
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|
parentObject.XmlElement.AppendChild(_propertyElement); |
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} |
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collection = _propertyElement; |
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|
} else { |
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|
|
// this is the default collection
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collection = parentObject.XmlElement; |
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|
} |
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|
} |
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|
|
if (collectionElements.Count == 0) { |
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|
|
// collection is empty -> we may insert anywhere
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|
|
collection.AppendChild(newChildNode); |
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|
|
} else if (index == collectionElements.Count) { |
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|
|
// insert after last element in collection
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|
|
collection.InsertAfter(newChildNode, collectionElements[collectionElements.Count - 1].GetNodeForCollection()); |
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|
|
} else { |
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|
|
// insert before specified index
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|
|
collection.InsertBefore(newChildNode, collectionElements[index].GetNodeForCollection()); |
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|
|
} |
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|
} |
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|
|
internal XmlAttribute SetAttribute(string value) |
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|
|
|
@ -355,17 +355,20 @@ namespace ICSharpCode.WpfDesign.XamlDom
@@ -355,17 +355,20 @@ namespace ICSharpCode.WpfDesign.XamlDom
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|
|
|
|
|
|
|
|
if (IsAttached) |
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|
|
|
{ |
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|
|
name = PropertyTargetType.Name + "." + PropertyName; |
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|
|
if (PropertyTargetType == typeof (DesignTimeProperties) || PropertyTargetType == typeof (MarkupCompatibilityProperties)) |
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|
|
name = PropertyName; |
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|
|
else |
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|
|
name = PropertyTargetType.Name + "." + PropertyName; |
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|
|
|
|
|
|
|
string ns = ParentObject.OwnerDocument.GetNamespaceFor(PropertyTargetType); |
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|
|
string prefix = element.GetPrefixOfNamespace(ns); |
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|
|
string prefix = element.GetPrefixOfNamespace(ns); |
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|
|
|
|
|
|
|
if (String.IsNullOrEmpty(prefix)) |
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|
|
|
{ |
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|
|
prefix = ParentObject.OwnerDocument.GetPrefixForNamespace(ns); |
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|
|
|
} |
|
|
|
|
if (String.IsNullOrEmpty(prefix)) |
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|
|
|
{ |
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|
|
|
prefix = ParentObject.OwnerDocument.GetPrefixForNamespace(ns); |
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|
|
|
} |
|
|
|
|
|
|
|
|
|
if (!string.IsNullOrEmpty(prefix)) |
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|
|
|
if (!string.IsNullOrEmpty(prefix)) |
|
|
|
|
{ |
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|
|
|
element.SetAttribute(name, ns, value); |
|
|
|
|
return element.GetAttributeNode(name, ns); |
|
|
|
|
@ -378,133 +381,133 @@ namespace ICSharpCode.WpfDesign.XamlDom
@@ -378,133 +381,133 @@ namespace ICSharpCode.WpfDesign.XamlDom
|
|
|
|
|
|
|
|
|
|
element.SetAttribute(name, value); |
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|
|
return element.GetAttributeNode(name); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
internal string GetNameForMarkupExtension() |
|
|
|
|
{ |
|
|
|
|
if (IsAttached) { |
|
|
|
|
string name = PropertyTargetType.Name + "." + PropertyName; |
|
|
|
|
|
|
|
|
|
var element = ParentObject.XmlElement; |
|
|
|
|
string ns = ParentObject.OwnerDocument.GetNamespaceFor(PropertyTargetType); |
|
|
|
|
var prefix = element.GetPrefixOfNamespace(ns); |
|
|
|
|
if (string.IsNullOrEmpty(prefix)) |
|
|
|
|
return name; |
|
|
|
|
else |
|
|
|
|
return prefix + ":" + name; |
|
|
|
|
} |
|
|
|
|
else |
|
|
|
|
return PropertyName; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// used internally by the XamlParser.
|
|
|
|
|
/// Add a collection element that already is part of the XML DOM.
|
|
|
|
|
/// </summary>
|
|
|
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|
internal void ParserAddCollectionElement(XmlElement collectionPropertyElement, XamlPropertyValue val) |
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{ |
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if (collectionPropertyElement != null && _propertyElement == null) { |
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ParserSetPropertyElement(collectionPropertyElement); |
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} |
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collectionElements.AddInternal(val); |
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val.ParentProperty = this; |
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if (collectionPropertyElement != _propertyElement) { |
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val.RemoveNodeFromParent(); |
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val.AddNodeTo(this); |
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} |
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} |
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/// <summary>
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/// Gets/Sets the value of the property on the instance without updating the XAML document.
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/// </summary>
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public object ValueOnInstance { |
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get { |
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if (IsEvent) { |
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if (propertyValue != null) |
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return propertyValue.GetValueFor(null); |
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else |
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return null; |
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} else { |
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return propertyInfo.GetValue(parentObject.Instance); |
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} |
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} |
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set { |
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propertyInfo.SetValue(parentObject.Instance, value); |
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if (ValueOnInstanceChanged != null) |
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ValueOnInstanceChanged(this, EventArgs.Empty); |
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} |
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} |
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/// <summary>
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/// Gets if this property is considered "advanced" and should be hidden by default in a property grid.
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/// </summary>
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public bool IsAdvanced { |
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get { return propertyInfo.IsAdvanced; } |
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} |
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/// <summary>
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/// Gets the dependency property.
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/// </summary>
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public DependencyProperty DependencyProperty { |
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get { |
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return propertyInfo.DependencyProperty; |
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} |
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} |
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void PossiblyNameChanged(XamlPropertyValue oldValue, XamlPropertyValue newValue) |
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{ |
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if (PropertyName == "Name" && ReturnType == typeof(string)) { |
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string oldName = null; |
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string newName = null; |
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var oldTextValue = oldValue as XamlTextValue; |
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if (oldTextValue != null) oldName = oldTextValue.Text; |
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var newTextValue = newValue as XamlTextValue; |
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if (newTextValue != null) newName = newTextValue.Text; |
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var obj = ParentObject; |
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while (obj != null) { |
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var nameScope = obj.Instance as INameScope; |
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if (nameScope == null) { |
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if (obj.Instance is DependencyObject) |
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nameScope = NameScope.GetNameScope((DependencyObject)obj.Instance); |
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} |
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if (nameScope != null) { |
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if (oldName != null) { |
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try { |
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nameScope.UnregisterName(oldName); |
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} catch (Exception x) { |
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Debug.WriteLine(x.Message); |
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} |
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} |
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if (newName != null) { |
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nameScope.RegisterName(newName, ParentObject.Instance); |
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} |
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break; |
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} |
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obj = obj.ParentObject; |
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} |
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} |
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} |
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/*public bool IsAttributeSyntax { |
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get { |
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|
return attribute != null; |
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} |
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} |
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public bool IsElementSyntax { |
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get { |
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return element != null; |
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} |
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} |
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public bool IsImplicitDefaultProperty { |
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|
get { |
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|
return attribute == null && element == null; |
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} |
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}*/ |
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} |
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} |
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|
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} |
|
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internal string GetNameForMarkupExtension() |
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|
|
{ |
|
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|
|
if (IsAttached) { |
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|
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string name = PropertyTargetType.Name + "." + PropertyName; |
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|
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var element = ParentObject.XmlElement; |
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|
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string ns = ParentObject.OwnerDocument.GetNamespaceFor(PropertyTargetType); |
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|
|
var prefix = element.GetPrefixOfNamespace(ns); |
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|
|
if (string.IsNullOrEmpty(prefix)) |
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|
|
return name; |
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else |
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|
|
return prefix + ":" + name; |
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|
|
} |
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|
|
else |
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|
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return PropertyName; |
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|
|
} |
|
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|
|
/// <summary>
|
|
|
|
|
/// used internally by the XamlParser.
|
|
|
|
|
/// Add a collection element that already is part of the XML DOM.
|
|
|
|
|
/// </summary>
|
|
|
|
|
internal void ParserAddCollectionElement(XmlElement collectionPropertyElement, XamlPropertyValue val) |
|
|
|
|
{ |
|
|
|
|
if (collectionPropertyElement != null && _propertyElement == null) { |
|
|
|
|
ParserSetPropertyElement(collectionPropertyElement); |
|
|
|
|
} |
|
|
|
|
collectionElements.AddInternal(val); |
|
|
|
|
val.ParentProperty = this; |
|
|
|
|
if (collectionPropertyElement != _propertyElement) { |
|
|
|
|
val.RemoveNodeFromParent(); |
|
|
|
|
val.AddNodeTo(this); |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets/Sets the value of the property on the instance without updating the XAML document.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public object ValueOnInstance { |
|
|
|
|
get { |
|
|
|
|
if (IsEvent) { |
|
|
|
|
if (propertyValue != null) |
|
|
|
|
return propertyValue.GetValueFor(null); |
|
|
|
|
else |
|
|
|
|
return null; |
|
|
|
|
} else { |
|
|
|
|
return propertyInfo.GetValue(parentObject.Instance); |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
set { |
|
|
|
|
propertyInfo.SetValue(parentObject.Instance, value); |
|
|
|
|
if (ValueOnInstanceChanged != null) |
|
|
|
|
ValueOnInstanceChanged(this, EventArgs.Empty); |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets if this property is considered "advanced" and should be hidden by default in a property grid.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public bool IsAdvanced { |
|
|
|
|
get { return propertyInfo.IsAdvanced; } |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets the dependency property.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public DependencyProperty DependencyProperty { |
|
|
|
|
get { |
|
|
|
|
return propertyInfo.DependencyProperty; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
void PossiblyNameChanged(XamlPropertyValue oldValue, XamlPropertyValue newValue) |
|
|
|
|
{ |
|
|
|
|
if (PropertyName == "Name" && ReturnType == typeof(string)) { |
|
|
|
|
|
|
|
|
|
string oldName = null; |
|
|
|
|
string newName = null; |
|
|
|
|
|
|
|
|
|
var oldTextValue = oldValue as XamlTextValue; |
|
|
|
|
if (oldTextValue != null) oldName = oldTextValue.Text; |
|
|
|
|
|
|
|
|
|
var newTextValue = newValue as XamlTextValue; |
|
|
|
|
if (newTextValue != null) newName = newTextValue.Text; |
|
|
|
|
|
|
|
|
|
var obj = ParentObject; |
|
|
|
|
while (obj != null) { |
|
|
|
|
var nameScope = obj.Instance as INameScope; |
|
|
|
|
if (nameScope == null) { |
|
|
|
|
if (obj.Instance is DependencyObject) |
|
|
|
|
nameScope = NameScope.GetNameScope((DependencyObject)obj.Instance); |
|
|
|
|
} |
|
|
|
|
if (nameScope != null) { |
|
|
|
|
if (oldName != null) { |
|
|
|
|
try { |
|
|
|
|
nameScope.UnregisterName(oldName); |
|
|
|
|
} catch (Exception x) { |
|
|
|
|
Debug.WriteLine(x.Message); |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
if (newName != null) { |
|
|
|
|
nameScope.RegisterName(newName, ParentObject.Instance); |
|
|
|
|
} |
|
|
|
|
break; |
|
|
|
|
} |
|
|
|
|
obj = obj.ParentObject; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/*public bool IsAttributeSyntax { |
|
|
|
|
get { |
|
|
|
|
return attribute != null; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
public bool IsElementSyntax { |
|
|
|
|
get { |
|
|
|
|
return element != null; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
public bool IsImplicitDefaultProperty { |
|
|
|
|
get { |
|
|
|
|
return attribute == null && element == null; |
|
|
|
|
} |
|
|
|
|
}*/ |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
jkuehner
12 years ago