Always show tooltips below the code line - patch by Yannick Kiekens (purplebox).

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@704 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/Libraries/ICSharpCode.TextEditor/Project/Src/Gui/TextArea.cs

@@ -310,6 +310,11 @@ namespace ICSharpCode.TextEditor
 		}
 		
 		public void SetToolTip(string text)
+		{
+			SetToolTip(text, -1);
+		}
+		
+		public void SetToolTip(string text, int lineNumber)
 		{
 			if (toolTip == null || toolTip.IsDisposed) toolTip = new DeclarationViewWindow(this.FindForm());
 			toolTipSet = (text != null);
@@ -319,6 +324,10 @@ namespace ICSharpCode.TextEditor
 				toolTip.Hide();
 			} else {
 				Point p = Control.MousePosition;
+				Point cp = PointToClient(p);
+				if (lineNumber >= 0) {
+					p.Y = (p.Y - cp.Y) + (lineNumber * this.TextView.FontHeight) - this.virtualTop.Y;
+				}
 				p.Offset(3, 3);
 				toolTip.Location = p;
 				toolTip.Description = text;

src/Main/Base/Project/Src/Services/Debugger/DebuggerService.cs

@@ -338,7 +338,7 @@ namespace ICSharpCode.Core
 							if (expression == oldExpression && oldLine == logicPos.Y) {
 								// same expression in same line -> reuse old tooltip
 								if (oldToolTip != null) {
-									textArea.SetToolTip(oldToolTip);
+									textArea.SetToolTip(oldToolTip, oldLine + 1);
 								}
 								// SetToolTip must be called in every mousemove event,
 								// otherwise textArea will close the tooltip.
@@ -357,7 +357,7 @@ namespace ICSharpCode.Core
 									}
 								}
 								if (toolTipText != null) {
-									textArea.SetToolTip(toolTipText);
+									textArea.SetToolTip(toolTipText, logicPos.Y + 1);
 								}
 								if (oldToolTipControl != null) {
 									Form frm = oldToolTipControl.FindForm();