always on top windows

2 files changed, 28 insertions, 3 deletions

diff --git a/src/GraphicObjects/Window.cs b/src/GraphicObjects/Window.cs
index 0b203dfd..9c1a0124 100644
--- a/src/GraphicObjects/Window.cs
+++ b/src/GraphicObjects/Window.cs
@@ -46,6 +46,7 @@ namespace Crow
 		bool _resizable;
 		bool _movable;
 		bool hoverBorder = false;
+		bool alwaysOnTop = false;
 
 		Rectangle savedBounds;
 		bool _minimized = false;
@@ -146,6 +147,23 @@ namespace Crow
 		[XmlIgnore]public bool IsNormal {
 			get { return !(IsMaximized|_minimized); }
 		}
+		[XmlAttributeAttribute][DefaultValue(false)]
+		public bool AlwaysOnTop {
+			get {
+				return alwaysOnTop;
+			}
+			set {
+				if (alwaysOnTop == value)
+					return;
+				alwaysOnTop = value;
+				if (alwaysOnTop) {
+					CurrentInterface.PutOnTop (this);
+					CurrentInterface.TopWindows++;
+				}else
+					CurrentInterface.TopWindows--;
+				NotifyValueChanged ("AlwaysOnTop", alwaysOnTop);
+			}
+		}
 //		[XmlAttributeAttribute()][DefaultValue(WindowState.Normal)]
 //		public virtual WindowState State {
 //			get { return _state; }
diff --git a/src/Interface.cs b/src/Interface.cs
index efa687ee..6b859dbe 100644
--- a/src/Interface.cs
+++ b/src/Interface.cs
@@ -140,6 +140,8 @@ namespace Crow
 		/// on the first instance creation of a IML item.
 		/// </summary>
 		public static Dictionary<String, Instantiator> Instantiators = new Dictionary<string, Instantiator>();
+		public bool DesignMode = false;
+		public int TopWindows = 0;//window always on top count
 		#endregion
 
 		#region Private Fields
@@ -536,7 +538,12 @@ namespace Crow
 		public void AddWidget(GraphicObject g)
 		{
 			g.Parent = this;
-			GraphicTree.Insert (0, g);
+			int ptr = TopWindows;
+			if (g is Window) {
+				if ((g as Window).AlwaysOnTop)
+					ptr = 0;
+			}
+			GraphicTree.Insert (ptr, g);
 			g.RegisteredLayoutings = LayoutingType.None;
 			g.RegisterForLayouting (LayoutingType.Sizing | LayoutingType.ArrangeChildren);
 		}
@@ -549,10 +556,10 @@ namespace Crow
 		/// <summary> Put widget on top of other root widgets</summary>
 		public void PutOnTop(GraphicObject g)
 		{
-			if (GraphicTree.IndexOf(g) > 0)
+			if (GraphicTree.IndexOf(g) > TopWindows)
 			{
 				GraphicTree.Remove(g);
-				GraphicTree.Insert(0, g);
+				GraphicTree.Insert(TopWindows, g);
 				EnqueueForRepaint (g);
 			}
 		}