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// Initializer.cs
//
// Author:
// Lluis Sanchez Gual <lluis@novell.com>
//
// Copyright (c) 2008 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
//
using System;
using MonoDevelop.Ide.Gui;
using MonoDevelop.Components.Commands;
using Mono.Debugging.Client;
using MonoDevelop.Ide.Commands;
using MonoDevelop.Core;
using MonoDevelop.Ide;
namespace MonoDevelop.Debugger
{
public class Initializer: CommandHandler
{
Document disassemblyDoc;
DisassemblyView disassemblyView;
protected override void Run ()
{
DebuggingService.CallStackChanged += OnStackChanged;
DebuggingService.CurrentFrameChanged += OnFrameChanged;
DebuggingService.ExecutionLocationChanged += OnExecLocationChanged;
DebuggingService.DisassemblyRequested += OnShowDisassembly;
IdeApp.CommandService.RegisterGlobalHandler (new GlobalRunMethodHandler ());
}
void OnExecLocationChanged (object s, EventArgs a)
{
}
void OnStackChanged (object s, EventArgs a)
{
if (disassemblyDoc == null || IdeApp.Workbench.ActiveDocument != disassemblyDoc) {
// If the disassembly view is not selected, set a frame with source code
SetSourceCodeFrame ();
}
}
void OnFrameChanged (object s, EventArgs a)
{
bool disassemblyCurrent = false;
if (disassemblyDoc != null && DebuggingService.IsFeatureSupported (DebuggerFeatures.Disassembly)) {
disassemblyView.Update ();
if (IdeApp.Workbench.ActiveDocument == disassemblyDoc)
disassemblyCurrent = true;
}
var frame = DebuggingService.CurrentFrame;
if (frame == null)
return;
FilePath file = frame.SourceLocation.FileName;
int line = frame.SourceLocation.Line;
if (!file.IsNullOrEmpty && System.IO.File.Exists (file) && line != -1) {
OpenDocumentOptions ops = OpenDocumentOptions.Debugger;
if (disassemblyCurrent)
ops &= ~OpenDocumentOptions.BringToFront;
Document doc = IdeApp.Workbench.OpenDocument (file, line, 1, ops);
if (doc != null)
return;
}
if (!DebuggingService.CurrentSessionSupportsFeature (DebuggerFeatures.Disassembly))
return;
if (disassemblyDoc == null)
OnShowDisassembly (null, null);
else
disassemblyDoc.Select ();
}
void OnShowDisassembly (object s, EventArgs a)
{
if (disassemblyDoc == null) {
disassemblyView = new DisassemblyView ();
disassemblyDoc = IdeApp.Workbench.OpenDocument (disassemblyView, true);
disassemblyDoc.Closed += delegate {
disassemblyDoc = null;
disassemblyView = null;
};
} else {
disassemblyDoc.Select ();
}
disassemblyView.Update ();
}
static void SetSourceCodeFrame ()
{
Backtrace bt = DebuggingService.CurrentCallStack;
if (bt != null) {
for (int n=0; n<bt.FrameCount; n++) {
StackFrame sf = bt.GetFrame (n);
if (!sf.IsExternalCode && sf.SourceLocation.Line != -1) {
bool found = !string.IsNullOrEmpty (sf.SourceLocation.FileName)
&& System.IO.File.Exists (sf.SourceLocation.FileName);
if (found) {
if (n != DebuggingService.CurrentFrameIndex)
DebuggingService.CurrentFrameIndex = n;
break;
} else {
LoggingService.LogWarning ("Debugger could not find file '{0}'", sf.SourceLocation.FileName);
}
}
}
}
}
}
class GlobalRunMethodHandler
{
// This handler will hide the Run menu if there are no debuggers installed.
[CommandHandler (ProjectCommands.Run)]
public void OnRun ()
{
}
[CommandUpdateHandler (ProjectCommands.Run)]
public void OnRunUpdate (CommandInfo cinfo)
{
if (!DebuggingService.IsDebuggingSupported)
cinfo.Visible = false;
else
cinfo.Bypass = true;
}
}
}
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