reimplement drag&drop of watches from the editor

src/AddIns/Debugger/Debugger.AddIn/Pads/WatchPad.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Linq;
+using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Input;
 using System.Windows.Threading;
@@ -13,7 +14,6 @@ using Debugger.AddIn.Pads.Controls;
 using Debugger.AddIn.TreeModel;
 using ICSharpCode.Core;
 using ICSharpCode.Core.Presentation;
-using ICSharpCode.SharpDevelop.Project;
 using ICSharpCode.SharpDevelop.Services;
 using ICSharpCode.SharpDevelop.Workbench;
 using ICSharpCode.TreeView;
@@ -42,7 +42,7 @@ namespace ICSharpCode.SharpDevelop.Gui.Pads
 			res.InitializeComponent();
 			
 			tree = new SharpTreeView();
-			tree.Root = new SharpTreeNode();
+			tree.Root = new WatchRootNode();
 			tree.ShowRoot = false;
 			tree.View = (GridView)res["variableGridView"];
 			tree.SetValue(GridViewColumnAutoSize.AutoWidthProperty, "50%;25%;25%");
@@ -128,4 +128,32 @@ namespace ICSharpCode.SharpDevelop.Gui.Pads
 			}
 		}
 	}
+	
+	class WatchRootNode : SharpTreeNode
+	{
+		public override bool CanDrop(DragEventArgs e, int index)
+		{
+			e.Effects = DragDropEffects.None;
+			if (e.Data.GetDataPresent(DataFormats.StringFormat)) {
+				e.Effects = DragDropEffects.Copy;
+				return true;
+			}
+			return false;
+		}
+		
+		public override void Drop(DragEventArgs e, int index)
+		{
+			if (e.Data == null) return;
+			if (!e.Data.GetDataPresent(DataFormats.StringFormat)) return;
+			
+			var watchValue = e.Data.GetData(DataFormats.StringFormat).ToString();
+			if (string.IsNullOrEmpty(watchValue)) return;
+			
+			var pad = SD.Workbench.GetPad(typeof(WatchPad)).PadContent as WatchPad;
+			if (pad == null) return;
+			
+			pad.AddWatch(watchValue);
+			WindowsDebugger.RefreshPads();
+		}
+	}
 }

src/AddIns/Debugger/Debugger.AddIn/TreeModel/SharpTreeNodeAdapter.cs

@@ -52,35 +52,5 @@ namespace Debugger.AddIn.Pads.Controls
 				process.EnqueueWork(Dispatcher.CurrentDispatcher, () => Children.AddRange(this.Node.GetChildren().Select(node => node.ToSharpTreeNode())));
 			}
 		}
-		
-		/*
-		public override bool CanDrop(System.Windows.DragEventArgs e, int index)
-		{
-			e.Effects = DragDropEffects.None;
-			if (e.Data.GetDataPresent(DataFormats.StringFormat)) {
-				e.Effects = DragDropEffects.Copy;
-				return true;
-			}
-			return false;
-		}
-		
-		public override void Drop(DragEventArgs e, int index)
-		{
-			if (ProjectService.CurrentProject == null) return;
-			if (e.Data == null) return;
-			if (!e.Data.GetDataPresent(DataFormats.StringFormat)) return;
-			if (string.IsNullOrEmpty(e.Data.GetData(DataFormats.StringFormat).ToString())) return;
-			
-			string language = ProjectService.CurrentProject.Language;
-			
-			var text = new TreeNode(e.Data.GetData(DataFormats.StringFormat).ToString(), null);
-
-			var node = text.ToSharpTreeNode();
-			if (!WatchPad.Instance.WatchList.WatchItems.Any(n => text.Name == ((SharpTreeNodeAdapter)n).Node.Name))
-				WatchPad.Instance.WatchList.WatchItems.Add(node);
-			
-			WindowsDebugger.RefreshPads();
-		}
-		*/
 	}
 }