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@ -1,42 +1,42 @@
@@ -1,42 +1,42 @@
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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.Linq; |
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using System.Text; |
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using System.ComponentModel; |
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using System.Windows; |
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using System.Windows.Controls; |
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using System.Collections.ObjectModel; |
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using System.Windows.Data; |
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using System.Windows.Media; |
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using System.Windows.Markup; |
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namespace ICSharpCode.WpfDesign.PropertyGrid |
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{ |
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/// <summary>
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/// View-Model class for the property grid.
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/// </summary>
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public class PropertyNode : INotifyPropertyChanged |
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{ |
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static object Unset = new object(); |
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/// <summary>
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/// Gets the properties that are presented by this node.
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/// This might be multiple properties if multiple controls are selected.
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/// </summary>
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public ReadOnlyCollection<DesignItemProperty> Properties { get; private set; } |
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bool raiseEvents = true; |
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bool hasStringConverter; |
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/// <summary>
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/// Gets the name of the property.
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/// </summary>
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public string Name |
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{ |
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get |
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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.Linq; |
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using System.Text; |
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using System.ComponentModel; |
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using System.Windows; |
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using System.Windows.Controls; |
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using System.Collections.ObjectModel; |
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using System.Windows.Data; |
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using System.Windows.Media; |
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using System.Windows.Markup; |
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namespace ICSharpCode.WpfDesign.PropertyGrid |
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{ |
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/// <summary>
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/// View-Model class for the property grid.
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/// </summary>
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public class PropertyNode : INotifyPropertyChanged |
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{ |
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static object Unset = new object(); |
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/// <summary>
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/// Gets the properties that are presented by this node.
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/// This might be multiple properties if multiple controls are selected.
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/// </summary>
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public ReadOnlyCollection<DesignItemProperty> Properties { get; private set; } |
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bool raiseEvents = true; |
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bool hasStringConverter; |
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/// <summary>
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/// Gets the name of the property.
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/// </summary>
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public string Name |
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{ |
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get |
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{ |
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var dp = FirstProperty.DependencyProperty; |
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if (dp != null) |
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@ -47,374 +47,374 @@ namespace ICSharpCode.WpfDesign.PropertyGrid
@@ -47,374 +47,374 @@ namespace ICSharpCode.WpfDesign.PropertyGrid
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// Will return the attached property name in the form of <DeclaringType>.<PropertyName>
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return dpd.Name; |
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} |
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} |
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return FirstProperty.Name; |
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} |
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} |
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/// <summary>
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/// Gets if this property node represents an event.
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/// </summary>
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public bool IsEvent { get { return FirstProperty.IsEvent; } } |
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/// <summary>
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/// Gets the design context associated with this set of properties.
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/// </summary>
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public DesignContext Context { get { return FirstProperty.DesignItem.Context; } } |
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/// <summary>
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/// Gets the service container associated with this set of properties.
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/// </summary>
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public ServiceContainer Services { get { return FirstProperty.DesignItem.Services; } } |
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/// <summary>
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/// Gets the editor control that edits this property.
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/// </summary>
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public FrameworkElement Editor { get; private set; } |
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/// <summary>
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/// Gets the first property (equivalent to Properties[0])
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/// </summary>
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public DesignItemProperty FirstProperty { get { return Properties[0]; } } |
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/// <summary>
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/// For nested property nodes, gets the parent node.
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/// </summary>
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public PropertyNode Parent { get; private set; } |
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/// <summary>
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/// For nested property nodes, gets the level of this node.
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/// </summary>
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public int Level { get; private set; } |
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/// <summary>
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/// Gets the category of this node.
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/// </summary>
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public Category Category { get; set; } |
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/// <summary>
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/// Gets the list of child nodes.
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/// </summary>
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public ObservableCollection<PropertyNode> Children { get; private set; } |
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/// <summary>
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/// Gets the list of advanced child nodes (not visible by default).
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/// </summary>
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public ObservableCollection<PropertyNode> MoreChildren { get; private set; } |
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bool isExpanded; |
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/// <summary>
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/// Gets whether this property node is currently expanded.
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/// </summary>
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public bool IsExpanded { |
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get { |
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return isExpanded; |
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} |
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set { |
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isExpanded = value; |
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UpdateChildren(); |
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RaisePropertyChanged("IsExpanded"); |
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} |
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} |
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/// <summary>
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/// Gets whether this property node has children.
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/// </summary>
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public bool HasChildren { |
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get { return Children.Count > 0 || MoreChildren.Count > 0; } |
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} |
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/// <summary>
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/// Gets the description object using the IPropertyDescriptionService.
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/// </summary>
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public object Description { |
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get { |
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IPropertyDescriptionService s = Services.GetService<IPropertyDescriptionService>(); |
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if (s != null) { |
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return s.GetDescription(FirstProperty); |
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} |
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return null; |
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} |
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} |
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/// <summary>
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/// Gets/Sets the value of this property.
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/// </summary>
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public object Value { |
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get { |
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if (IsAmbiguous) return null; |
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var result = FirstProperty.ValueOnInstance; |
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if (result == DependencyProperty.UnsetValue) return null; |
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return result; |
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} |
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set { |
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SetValueCore(value); |
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} |
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} |
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/// <summary>
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/// Gets/Sets the value of this property in string form
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/// </summary>
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public string ValueString { |
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get { |
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if (ValueItem == null || ValueItem.Component is MarkupExtension) { |
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if (Value == null) return null; |
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if (hasStringConverter) { |
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return FirstProperty.TypeConverter.ConvertToInvariantString(Value); |
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} |
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return "(" + Value.GetType().Name + ")"; |
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} |
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return "(" + ValueItem.ComponentType.Name + ")"; |
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} |
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set { |
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// make sure we only catch specific exceptions
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// and/or show the error message to the user
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//try {
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Value = FirstProperty.TypeConverter.ConvertFromInvariantString(value); |
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//} catch {
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// OnValueOnInstanceChanged();
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//}
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} |
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} |
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/// <summary>
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/// Gets whether the property node is enabled for editing.
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/// </summary>
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public bool IsEnabled { |
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get { |
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return ValueItem == null && hasStringConverter; |
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} |
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} |
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/// <summary>
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/// Gets whether this property was set locally.
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/// </summary>
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public bool IsSet { |
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get { |
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foreach (var p in Properties) { |
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if (p.IsSet) return true; |
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} |
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return false; |
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} |
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} |
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/// <summary>
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/// Gets the color of the name.
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/// Depends on the type of the value (binding/resource/etc.)
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/// </summary>
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public Brush NameForeground { |
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get { |
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if (ValueItem != null) { |
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object component = ValueItem.Component; |
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if (component is BindingBase) |
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return Brushes.DarkGoldenrod; |
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if (component is StaticResourceExtension || component is DynamicResourceExtension) |
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return Brushes.DarkGreen; |
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} |
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return SystemColors.WindowTextBrush; |
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} |
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} |
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/// <summary>
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/// Returns the DesignItem that owns the property (= the DesignItem that is currently selected).
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/// Returns null if multiple DesignItems are selected.
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/// </summary>
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public DesignItem ValueItem { |
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get { |
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if (Properties.Count == 1) { |
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return FirstProperty.Value; |
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} |
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return null; |
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} |
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} |
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/// <summary>
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/// Gets whether the property value is ambiguous (multiple controls having different values are selected).
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/// </summary>
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public bool IsAmbiguous { |
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get { |
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foreach (var p in Properties) { |
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if (!object.Equals(p.ValueOnInstance, FirstProperty.ValueOnInstance)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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} |
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bool isVisible; |
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/// <summary>
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/// Gets/Sets whether the property is visible.
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/// </summary>
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public bool IsVisible { |
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get { |
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return isVisible; |
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} |
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set { |
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isVisible = value; |
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RaisePropertyChanged("IsVisible"); |
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} |
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} |
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/// <summary>
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/// Gets whether resetting the property is possible.
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/// </summary>
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public bool CanReset { |
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get { return IsSet; } |
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} |
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/// <summary>
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/// Resets the property.
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/// </summary>
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public void Reset() |
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{ |
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SetValueCore(Unset); |
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} |
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/// <summary>
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/// Replaces the value of this node with a new binding.
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/// </summary>
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public void CreateBinding() |
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{ |
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Value = new Binding(); |
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IsExpanded = true; |
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} |
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void SetValueCore(object value) |
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{ |
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raiseEvents = false; |
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if (value == Unset) { |
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foreach (var p in Properties) { |
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p.Reset(); |
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} |
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} else { |
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foreach (var p in Properties) { |
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p.SetValue(value); |
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} |
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} |
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raiseEvents = true; |
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OnValueChanged(); |
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} |
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void OnValueChanged() |
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{ |
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RaisePropertyChanged("IsSet"); |
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RaisePropertyChanged("Value"); |
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RaisePropertyChanged("ValueString"); |
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RaisePropertyChanged("IsAmbiguous"); |
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RaisePropertyChanged("FontWeight"); |
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RaisePropertyChanged("IsEnabled"); |
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RaisePropertyChanged("NameForeground"); |
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UpdateChildren(); |
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} |
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void OnValueOnInstanceChanged() |
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{ |
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RaisePropertyChanged("Value"); |
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RaisePropertyChanged("ValueString"); |
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} |
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/// <summary>
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/// Creates a new PropertyNode instance.
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/// </summary>
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public PropertyNode() |
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{ |
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Children = new ObservableCollection<PropertyNode>(); |
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MoreChildren = new ObservableCollection<PropertyNode>(); |
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} |
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PropertyNode(DesignItemProperty[] properties, PropertyNode parent) : this() |
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{ |
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this.Parent = parent; |
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this.Level = parent == null ? 0 : parent.Level + 1; |
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Load(properties); |
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} |
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/// <summary>
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/// Initializes this property node with the specified properties.
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/// </summary>
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public void Load(DesignItemProperty[] properties) |
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{ |
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if (this.Properties != null) { |
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// detach events from old properties
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foreach (var property in this.Properties) { |
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property.ValueChanged -= new EventHandler(property_ValueChanged); |
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property.ValueOnInstanceChanged -= new EventHandler(property_ValueOnInstanceChanged); |
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} |
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} |
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this.Properties = new ReadOnlyCollection<DesignItemProperty>(properties); |
|
|
|
|
|
|
|
|
|
if (Editor == null) |
|
|
|
|
Editor = EditorManager.CreateEditor(FirstProperty); |
|
|
|
|
|
|
|
|
|
foreach (var property in properties) { |
|
|
|
|
property.ValueChanged += new EventHandler(property_ValueChanged); |
|
|
|
|
property.ValueOnInstanceChanged += new EventHandler(property_ValueOnInstanceChanged); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
hasStringConverter = |
|
|
|
|
FirstProperty.TypeConverter.CanConvertFrom(typeof(string)) && |
|
|
|
|
FirstProperty.TypeConverter.CanConvertTo(typeof(string)); |
|
|
|
|
|
|
|
|
|
OnValueChanged(); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
void property_ValueOnInstanceChanged(object sender, EventArgs e) |
|
|
|
|
{ |
|
|
|
|
if (raiseEvents) OnValueOnInstanceChanged(); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
void property_ValueChanged(object sender, EventArgs e) |
|
|
|
|
{ |
|
|
|
|
if (raiseEvents) OnValueChanged(); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
void UpdateChildren() |
|
|
|
|
{ |
|
|
|
|
Children.Clear(); |
|
|
|
|
MoreChildren.Clear(); |
|
|
|
|
|
|
|
|
|
if (Parent == null || Parent.IsExpanded) { |
|
|
|
|
if (ValueItem != null) { |
|
|
|
|
var list = TypeHelper.GetAvailableProperties(ValueItem.Component) |
|
|
|
|
.OrderBy(d => d.Name) |
|
|
|
|
.Select(d => new PropertyNode(new[] { ValueItem.Properties.GetProperty(d) }, this)); |
|
|
|
|
|
|
|
|
|
foreach (var node in list) { |
|
|
|
|
if (Metadata.IsBrowsable(node.FirstProperty)) { |
|
|
|
|
node.IsVisible = true; |
|
|
|
|
if (Metadata.IsPopularProperty(node.FirstProperty)) { |
|
|
|
|
Children.Add(node); |
|
|
|
|
} else { |
|
|
|
|
MoreChildren.Add(node); |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
RaisePropertyChanged("HasChildren"); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
#region INotifyPropertyChanged Members
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Occurs when a property has changed. Used to support WPF data binding.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public event PropertyChangedEventHandler PropertyChanged; |
|
|
|
|
|
|
|
|
|
void RaisePropertyChanged(string name) |
|
|
|
|
{ |
|
|
|
|
if (PropertyChanged != null) { |
|
|
|
|
PropertyChanged(this, new PropertyChangedEventArgs(name)); |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
#endregion
|
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
return FirstProperty.Name; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets if this property node represents an event.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public bool IsEvent { get { return FirstProperty.IsEvent; } } |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets the design context associated with this set of properties.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public DesignContext Context { get { return FirstProperty.DesignItem.Context; } } |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets the service container associated with this set of properties.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public ServiceContainer Services { get { return FirstProperty.DesignItem.Services; } } |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets the editor control that edits this property.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public FrameworkElement Editor { get; private set; } |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets the first property (equivalent to Properties[0])
|
|
|
|
|
/// </summary>
|
|
|
|
|
public DesignItemProperty FirstProperty { get { return Properties[0]; } } |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// For nested property nodes, gets the parent node.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public PropertyNode Parent { get; private set; } |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// For nested property nodes, gets the level of this node.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public int Level { get; private set; } |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets the category of this node.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public Category Category { get; set; } |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets the list of child nodes.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public ObservableCollection<PropertyNode> Children { get; private set; } |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets the list of advanced child nodes (not visible by default).
|
|
|
|
|
/// </summary>
|
|
|
|
|
public ObservableCollection<PropertyNode> MoreChildren { get; private set; } |
|
|
|
|
|
|
|
|
|
bool isExpanded; |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets whether this property node is currently expanded.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public bool IsExpanded { |
|
|
|
|
get { |
|
|
|
|
return isExpanded; |
|
|
|
|
} |
|
|
|
|
set { |
|
|
|
|
isExpanded = value; |
|
|
|
|
UpdateChildren(); |
|
|
|
|
RaisePropertyChanged("IsExpanded"); |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets whether this property node has children.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public bool HasChildren { |
|
|
|
|
get { return Children.Count > 0 || MoreChildren.Count > 0; } |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets the description object using the IPropertyDescriptionService.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public object Description { |
|
|
|
|
get { |
|
|
|
|
IPropertyDescriptionService s = Services.GetService<IPropertyDescriptionService>(); |
|
|
|
|
if (s != null) { |
|
|
|
|
return s.GetDescription(FirstProperty); |
|
|
|
|
} |
|
|
|
|
return null; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets/Sets the value of this property.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public object Value { |
|
|
|
|
get { |
|
|
|
|
if (IsAmbiguous) return null; |
|
|
|
|
var result = FirstProperty.ValueOnInstance; |
|
|
|
|
if (result == DependencyProperty.UnsetValue) return null; |
|
|
|
|
return result; |
|
|
|
|
} |
|
|
|
|
set { |
|
|
|
|
SetValueCore(value); |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets/Sets the value of this property in string form
|
|
|
|
|
/// </summary>
|
|
|
|
|
public string ValueString { |
|
|
|
|
get { |
|
|
|
|
if (ValueItem == null || ValueItem.Component is MarkupExtension) { |
|
|
|
|
if (Value == null) return null; |
|
|
|
|
if (hasStringConverter) { |
|
|
|
|
return FirstProperty.TypeConverter.ConvertToInvariantString(Value); |
|
|
|
|
} |
|
|
|
|
return "(" + Value.GetType().Name + ")"; |
|
|
|
|
} |
|
|
|
|
return "(" + ValueItem.ComponentType.Name + ")"; |
|
|
|
|
} |
|
|
|
|
set { |
|
|
|
|
// make sure we only catch specific exceptions
|
|
|
|
|
// and/or show the error message to the user
|
|
|
|
|
//try {
|
|
|
|
|
Value = FirstProperty.TypeConverter.ConvertFromInvariantString(value); |
|
|
|
|
//} catch {
|
|
|
|
|
// OnValueOnInstanceChanged();
|
|
|
|
|
//}
|
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets whether the property node is enabled for editing.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public bool IsEnabled { |
|
|
|
|
get { |
|
|
|
|
return ValueItem == null && hasStringConverter; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets whether this property was set locally.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public bool IsSet { |
|
|
|
|
get { |
|
|
|
|
foreach (var p in Properties) { |
|
|
|
|
if (p.IsSet) return true; |
|
|
|
|
} |
|
|
|
|
return false; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets the color of the name.
|
|
|
|
|
/// Depends on the type of the value (binding/resource/etc.)
|
|
|
|
|
/// </summary>
|
|
|
|
|
public Brush NameForeground { |
|
|
|
|
get { |
|
|
|
|
if (ValueItem != null) { |
|
|
|
|
object component = ValueItem.Component; |
|
|
|
|
if (component is BindingBase) |
|
|
|
|
return Brushes.DarkGoldenrod; |
|
|
|
|
if (component is StaticResourceExtension || component is DynamicResourceExtension) |
|
|
|
|
return Brushes.DarkGreen; |
|
|
|
|
} |
|
|
|
|
return SystemColors.WindowTextBrush; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Returns the DesignItem that owns the property (= the DesignItem that is currently selected).
|
|
|
|
|
/// Returns null if multiple DesignItems are selected.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public DesignItem ValueItem { |
|
|
|
|
get { |
|
|
|
|
if (Properties.Count == 1) { |
|
|
|
|
return FirstProperty.Value; |
|
|
|
|
} |
|
|
|
|
return null; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets whether the property value is ambiguous (multiple controls having different values are selected).
|
|
|
|
|
/// </summary>
|
|
|
|
|
public bool IsAmbiguous { |
|
|
|
|
get { |
|
|
|
|
foreach (var p in Properties) { |
|
|
|
|
if (!object.Equals(p.ValueOnInstance, FirstProperty.ValueOnInstance)) { |
|
|
|
|
return true; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
return false; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
bool isVisible; |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets/Sets whether the property is visible.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public bool IsVisible { |
|
|
|
|
get { |
|
|
|
|
return isVisible; |
|
|
|
|
} |
|
|
|
|
set { |
|
|
|
|
isVisible = value; |
|
|
|
|
RaisePropertyChanged("IsVisible"); |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Gets whether resetting the property is possible.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public bool CanReset { |
|
|
|
|
get { return IsSet; } |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Resets the property.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public void Reset() |
|
|
|
|
{ |
|
|
|
|
SetValueCore(Unset); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Replaces the value of this node with a new binding.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public void CreateBinding() |
|
|
|
|
{ |
|
|
|
|
Value = new Binding(); |
|
|
|
|
IsExpanded = true; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
void SetValueCore(object value) |
|
|
|
|
{ |
|
|
|
|
raiseEvents = false; |
|
|
|
|
if (value == Unset) { |
|
|
|
|
foreach (var p in Properties) { |
|
|
|
|
p.Reset(); |
|
|
|
|
} |
|
|
|
|
} else { |
|
|
|
|
foreach (var p in Properties) { |
|
|
|
|
p.SetValue(value); |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
raiseEvents = true; |
|
|
|
|
OnValueChanged(); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
void OnValueChanged() |
|
|
|
|
{ |
|
|
|
|
RaisePropertyChanged("IsSet"); |
|
|
|
|
RaisePropertyChanged("Value"); |
|
|
|
|
RaisePropertyChanged("ValueString"); |
|
|
|
|
RaisePropertyChanged("IsAmbiguous"); |
|
|
|
|
RaisePropertyChanged("FontWeight"); |
|
|
|
|
RaisePropertyChanged("IsEnabled"); |
|
|
|
|
RaisePropertyChanged("NameForeground"); |
|
|
|
|
|
|
|
|
|
UpdateChildren(); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
void OnValueOnInstanceChanged() |
|
|
|
|
{ |
|
|
|
|
RaisePropertyChanged("Value"); |
|
|
|
|
RaisePropertyChanged("ValueString"); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Creates a new PropertyNode instance.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public PropertyNode() |
|
|
|
|
{ |
|
|
|
|
Children = new ObservableCollection<PropertyNode>(); |
|
|
|
|
MoreChildren = new ObservableCollection<PropertyNode>(); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
PropertyNode(DesignItemProperty[] properties, PropertyNode parent) : this() |
|
|
|
|
{ |
|
|
|
|
this.Parent = parent; |
|
|
|
|
this.Level = parent == null ? 0 : parent.Level + 1; |
|
|
|
|
Load(properties); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
/// Initializes this property node with the specified properties.
|
|
|
|
|
/// </summary>
|
|
|
|
|
public void Load(DesignItemProperty[] properties) |
|
|
|
|
{ |
|
|
|
|
if (this.Properties != null) { |
|
|
|
|
// detach events from old properties
|
|
|
|
|
foreach (var property in this.Properties) { |
|
|
|
|
property.ValueChanged -= new EventHandler(property_ValueChanged); |
|
|
|
|
property.ValueOnInstanceChanged -= new EventHandler(property_ValueOnInstanceChanged); |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
this.Properties = new ReadOnlyCollection<DesignItemProperty>(properties); |
|
|
|
|
|
|
|
|
|
if (Editor == null) |
|
|
|
|
Editor = EditorManager.CreateEditor(FirstProperty); |
|
|
|
|
|
|
|
|
|
foreach (var property in properties) { |
|
|
|
|
property.ValueChanged += new EventHandler(property_ValueChanged); |
|
|
|
|
property.ValueOnInstanceChanged += new EventHandler(property_ValueOnInstanceChanged); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
hasStringConverter = |
|
|
|
|
FirstProperty.TypeConverter.CanConvertFrom(typeof(string)) && |
|
|
|
|
FirstProperty.TypeConverter.CanConvertTo(typeof(string)); |
|
|
|
|
|
|
|
|
|
OnValueChanged(); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
void property_ValueOnInstanceChanged(object sender, EventArgs e) |
|
|
|
|
{ |
|
|
|
|
if (raiseEvents) OnValueOnInstanceChanged(); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
void property_ValueChanged(object sender, EventArgs e) |
|
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{ |
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if (raiseEvents) OnValueChanged(); |
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} |
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void UpdateChildren() |
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{ |
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Children.Clear(); |
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MoreChildren.Clear(); |
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if (Parent == null || Parent.IsExpanded) { |
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if (ValueItem != null) { |
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var list = TypeHelper.GetAvailableProperties(ValueItem.Component) |
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.OrderBy(d => d.Name) |
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.Select(d => new PropertyNode(new[] { ValueItem.Properties.GetProperty(d) }, this)); |
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foreach (var node in list) { |
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if (Metadata.IsBrowsable(node.FirstProperty)) { |
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node.IsVisible = true; |
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if (Metadata.IsPopularProperty(node.FirstProperty)) { |
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Children.Add(node); |
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} else { |
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MoreChildren.Add(node); |
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} |
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} |
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} |
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} |
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} |
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RaisePropertyChanged("HasChildren"); |
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} |
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#region INotifyPropertyChanged Members
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/// <summary>
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/// Occurs when a property has changed. Used to support WPF data binding.
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/// </summary>
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public event PropertyChangedEventHandler PropertyChanged; |
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void RaisePropertyChanged(string name) |
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{ |
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if (PropertyChanged != null) { |
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PropertyChanged(this, new PropertyChangedEventArgs(name)); |
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} |
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} |
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#endregion
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} |
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} |
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Siegfried Pammer
12 years ago
