Exception interception

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@249 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/AddIns/Misc/Debugger/Debugger.AddIn/Project/Src/Service/ExceptionForm.cs

@@ -80,7 +80,7 @@ namespace ICSharpCode.SharpDevelop.Services
 			// buttonIgnore
 			// 
 			this.buttonIgnore.Anchor = System.Windows.Forms.AnchorStyles.Bottom;
-			this.buttonIgnore.Enabled = false;
+			this.buttonIgnore.Enabled = true;
 			this.buttonIgnore.Location = new System.Drawing.Point(372, 160);
 			this.buttonIgnore.Name = "buttonIgnore";
 			this.buttonIgnore.Size = new System.Drawing.Size(91, 32);

src/AddIns/Misc/Debugger/Debugger.AddIn/Project/Src/Service/WindowsDebugger.cs

@@ -362,7 +362,8 @@ namespace ICSharpCode.SharpDevelop.Services
 						e.ResumeDebuggingAfterEvent();
 						return;
 					case ExceptionForm.Result.Ignore:
-						throw new NotImplementedException();
+						debugger.CurrentThread.InterceptCurrentException();
+						return;
 				}
 			} else {
 				JumpToCurrentLine();

src/AddIns/Misc/Debugger/Debugger.Core/Project/Src/Debugger/DebuggerEvents/PausedReason.cs

@@ -15,8 +15,9 @@ namespace DebuggerLibrary
 		ControlCTrap,
 		Exception,
 		DebuggerError,
-        EvalComplete,
+		EvalComplete,
 		CurrentThreadChanged,
-		CurrentFunctionChanged
+		CurrentFunctionChanged,
+		ExceptionIntercepted
 	}
 }

src/AddIns/Misc/Debugger/Debugger.Core/Project/Src/Debugger/Internal/ManagedCallback.cs

@@ -410,7 +410,11 @@ namespace DebuggerLibrary
 		{
 			EnterCallback("ExceptionUnwind", pThread);
 			
-			ExitCallback_Continue();
+			if (dwEventType == CorDebugExceptionUnwindCallbackType.DEBUG_EXCEPTION_INTERCEPTED) {
+				ExitCallback_Paused(PausedReason.ExceptionIntercepted);
+			} else {
+				ExitCallback_Continue();
+			}
 		}
 
 		public void FunctionRemapComplete(ICorDebugAppDomain pAppDomain, ICorDebugThread pThread, ICorDebugFunction pFunction)

src/AddIns/Misc/Debugger/Debugger.Core/Project/Src/Threads/Thread.cs

@@ -131,6 +131,12 @@ namespace DebuggerLibrary
 				return lastName;
 			}
 		}
+		
+		public void InterceptCurrentException()
+		{
+			((ICorDebugThread2)corThread).InterceptCurrentException(LastFunction.corILFrame);
+			process.Continue();
+		}
 
 		internal IList<ICorDebugStepper> ActiveSteppers {
 			get {