Can't pop is no submenu on node

	modifié :         Templates/MenuItem.template
	modifié :         src/GraphicObjects/MenuItem.cs
  add CanPop property
	modifié :         src/GraphicObjects/Popper.cs
  add 'HasChildren' propertyless binding
	modifié :         src/GraphicObjects/TemplatedGroup.cs

4 files changed, 38 insertions, 8 deletions

diff --git a/Templates/MenuItem.template b/Templates/MenuItem.template
index 86b05be6..3d7d9211 100644
--- a/Templates/MenuItem.template
+++ b/Templates/MenuItem.template
@@ -1,6 +1,6 @@
 <?xml version="1.0"?>
 <Popper Caption="{./Caption}"  Background="{./Background}" PopDirection="{./Orientation}"
-	Foreground = "{./Foreground}"
+	Foreground = "{./Foreground}" CanPop="{./HasChildren}"
 	Unpop = "{Foreground=LightGray;Background=Transparent}">
 	<Template>
 		<Label Text="{./Caption}"
@@ -11,7 +11,7 @@
 			Background="{./Background}"
 			Foreground="{./Foreground}"/>
 	</Template>
-	<Border Foreground="LightGray" Fit="true">
+	<Border Foreground="DimGray" Fit="true">
 		<VerticalStack Name="ItemsContainer" Margin="2" Fit="true" Background="Onyx"/>
 	</Border>
 </Popper>
diff --git a/src/GraphicObjects/MenuItem.cs b/src/GraphicObjects/MenuItem.cs
index 591be2b0..2734377e 100644
--- a/src/GraphicObjects/MenuItem.cs
+++ b/src/GraphicObjects/MenuItem.cs
@@ -34,6 +34,18 @@ namespace Crow
 //		public event EventHandler Unpop;
 
 		string caption;
+		Command command;
+
+		[XmlAttributeAttribute()][DefaultValue(null)]
+		public virtual Command Command {
+			get { return command; }
+			set {
+				if (command == value)
+					return;
+				command = value;
+				NotifyValueChanged ("Command", command);
+			}
+		}
 
 		[XmlAttributeAttribute][DefaultValue("MenuItem")]
 		public string Caption {
@@ -45,10 +57,6 @@ namespace Crow
 				NotifyValueChanged ("Caption", caption);
 			}
 		}
-//		[XmlIgnore]
-//		public virtual Alignment Orientation {
-//			get { return Parent is Menu ? (Parent as Menu).Orientation : (Parent as MenuItem); }
-//		}
 
 		Menu MenuRoot {
 			get {
diff --git a/src/GraphicObjects/Popper.cs b/src/GraphicObjects/Popper.cs
index 8d62f002..e0da0096 100644
--- a/src/GraphicObjects/Popper.cs
+++ b/src/GraphicObjects/Popper.cs
@@ -34,7 +34,7 @@ namespace Crow
 		}	
 		#endregion
 
-		bool _isPopped;
+		bool _isPopped, _canPop;
 		string caption;
 		Alignment popDirection;
 		GraphicObject _content;
@@ -72,6 +72,19 @@ namespace Crow
 
 			}
 		}
+		[XmlAttributeAttribute()][DefaultValue(true)]
+		public bool CanPop
+		{
+			get { return _canPop; }
+			set
+			{
+				if (value == _canPop)
+					return;
+
+				_canPop = value;
+				NotifyValueChanged ("CanPop", _canPop);
+			}
+		}
 		[XmlAttributeAttribute()][DefaultValue(Alignment.Bottom)]
 		public virtual Alignment PopDirection {
 			get { return popDirection; }
@@ -182,7 +195,8 @@ namespace Crow
 
 		public override void onMouseClick (object sender, MouseButtonEventArgs e)
 		{
-			IsPopped = !IsPopped;
+			if (_canPop)
+				IsPopped = !IsPopped;
 			base.onMouseClick (sender, e);
 		}
 		public override void onMouseLeave (object sender, MouseMoveEventArgs e)
diff --git a/src/GraphicObjects/TemplatedGroup.cs b/src/GraphicObjects/TemplatedGroup.cs
index cee4adea..704b59af 100644
--- a/src/GraphicObjects/TemplatedGroup.cs
+++ b/src/GraphicObjects/TemplatedGroup.cs
@@ -38,16 +38,20 @@ namespace Crow
 
 		public virtual void AddItem(GraphicObject g){
 			items.AddChild (g);
+			NotifyValueChanged ("HasChildren", true);
 			//g.LogicalParent = this;
 		}
 		public virtual void RemoveItem(GraphicObject g)
 		{
 			items.RemoveChild (g);
+			if (items.Children.Count == 0)
+				NotifyValueChanged ("HasChildren", false);
 		}
 
 		public virtual void ClearItems()
 		{
 			items.ClearChildren ();
+			NotifyValueChanged ("HasChildren", false);
 		}
 
 		protected override void loadTemplate(GraphicObject template = null)
@@ -57,6 +61,10 @@ namespace Crow
 			items = this.child.FindByName ("ItemsContainer") as Group;
 			if (items == null)
 				throw new Exception ("TemplatedGroup template Must contain a Group named 'ItemsContainer'");
+			if (items.Children.Count == 0)
+				NotifyValueChanged ("HasChildren", false);
+			else
+				NotifyValueChanged ("HasChildren", true);
 		}
 
 		#region GraphicObject overrides