clean up TaskListPad code

src/AddIns/Analysis/CodeAnalysis/Src/SuppressMessageCommand.cs

@@ -3,19 +3,13 @@
 
 using System;
 using System.Collections.Generic;
-using System.IO;
 using System.Linq;
-using System.Text;
 
-using System.Windows.Documents;
 using ICSharpCode.Core;
-using ICSharpCode.NRefactory;
 using ICSharpCode.NRefactory.Semantics;
 using ICSharpCode.NRefactory.TypeSystem;
 using ICSharpCode.NRefactory.TypeSystem.Implementation;
 using ICSharpCode.SharpDevelop;
-using ICSharpCode.SharpDevelop.Editor;
-using ICSharpCode.SharpDevelop.Gui;
 using ICSharpCode.SharpDevelop.Refactoring;
 
 namespace ICSharpCode.CodeAnalysis

src/AddIns/Misc/HelpViewer/Source/Commands.cs

@@ -2,9 +2,7 @@
 // This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
 
 using System;
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Globalization;
 using System.IO;
 using System.Linq;
 using Microsoft.Win32;
@@ -12,7 +10,6 @@ using MSHelpSystem.Core;
 using MSHelpSystem.Controls;
 using ICSharpCode.Core;
 using ICSharpCode.SharpDevelop;
-using ICSharpCode.SharpDevelop.Gui;
 
 namespace MSHelpSystem.Commands
 {

src/Main/Base/Project/Src/Gui/Pads/ErrorList/ErrorListPad.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Collections.ObjectModel;
+using System.Linq;
 using System.Windows;
 using System.Windows.Controls;
 using ICSharpCode.Core;
@@ -27,7 +28,7 @@ namespace ICSharpCode.SharpDevelop.Gui
 		ToolBar toolBar;
 		DockPanel contentPanel = new DockPanel();
 		ListView errorView = new ListView();
-		readonly ObservableCollection<SDTask> errors = new ObservableCollection<SDTask>();
+		readonly ObservableCollection<SDTask> errors;
 		
 		Properties properties;
 		
@@ -81,9 +82,9 @@ namespace ICSharpCode.SharpDevelop.Gui
 			instance = this;
 			properties = PropertyService.NestedProperties("ErrorListPad");
 			
-			TaskService.Cleared += new EventHandler(TaskServiceCleared);
-			TaskService.Added   += new TaskEventHandler(TaskServiceAdded);
-			TaskService.Removed += new TaskEventHandler(TaskServiceRemoved);
+			TaskService.Cleared += TaskServiceCleared;
+			TaskService.Added   += TaskServiceAdded;
+			TaskService.Removed += TaskServiceRemoved;
 			TaskService.InUpdateChanged += delegate {
 				if (!TaskService.InUpdate)
 					InternalShowResults();
@@ -92,6 +93,7 @@ namespace ICSharpCode.SharpDevelop.Gui
 			SD.BuildService.BuildFinished += ProjectServiceEndBuild;
 			SD.ProjectService.SolutionOpened += OnSolutionOpen;
 			SD.ProjectService.SolutionClosed += OnSolutionClosed;
+			errors = new ObservableCollection<SDTask>(TaskService.Tasks.Where(t => t.TaskType != TaskType.Comment));
 			
 			toolBar = ToolBarService.CreateToolBar(contentPanel, this, "/SharpDevelop/Pads/ErrorList/Toolbar");
 			

src/Main/Base/Project/Src/Gui/Pads/TaskList/TaskListPad.cs

@@ -7,7 +7,6 @@ using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Linq;
 
-using System.Text;
 using System.Windows;
 using System.Windows.Controls;
 using ICSharpCode.Core.Presentation;
@@ -65,15 +64,15 @@ namespace ICSharpCode.SharpDevelop.Gui
 		{
 			instance = this;
 			this.displayedTokens = new Dictionary<string, bool>();
-			this.tasks = new ObservableCollection<SDTask>();
-			
-			InitializePadContent();
-
 			TaskService.Cleared += TaskServiceCleared;
 			TaskService.Added   += TaskServiceAdded;
 			TaskService.Removed += TaskServiceRemoved;
 			TaskService.InUpdateChanged += TaskServiceInUpdateChanged;
 			
+			this.tasks = new ObservableCollection<SDTask>(TaskService.CommentTasks);
+			
+			InitializePadContent();
+			
 			SD.Workbench.ActiveViewContentChanged += WorkbenchActiveViewContentChanged;
 			
 			if (SD.Workbench.ActiveViewContent != null) {

src/Main/Base/Project/Src/Gui/Pads/TaskList/TaskListPadCommands.cs

@@ -2,51 +2,48 @@
 // This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
 
 using System;
-using System.Windows.Forms;
+using System.Windows;
+using System.Windows.Controls;
 using ICSharpCode.Core;
 
 namespace ICSharpCode.SharpDevelop.Gui
 {
-	public class SelectScopeComboBox : ToolStripComboBox
+	public class SelectScopeComboBox : ComboBox
 	{
-		private static string[] viewTypes = new string[] {"Solution", "Project", "All open documents", "Document", "Namespace", "Class/Module"};
+		static readonly string[] viewTypes = new string[] {"Solution", "Project", "All open documents", "Document", "Namespace", "Class/Module"};
 		
 		public SelectScopeComboBox()
 		{
-			SetItems();
+			this.ItemsSource = viewTypes;
 			this.SelectedIndex = 0;
 		}
 		
-		protected override void OnSelectedIndexChanged(EventArgs e)
+		protected override void OnSelectionChanged(SelectionChangedEventArgs e)
 		{
-			base.OnSelectedIndexChanged(e);
+			base.OnSelectionChanged(e);
 			if (this.SelectedIndex != TaskListPad.Instance.SelectedScopeIndex) {
 				TaskListPad.Instance.SelectedScopeIndex = this.SelectedIndex;
 			}
 		}
-		
-		void SetItems()
-		{
-			this.Items.Clear();
-			this.Items.AddRange(viewTypes);
-		}
 	}
 	
 	sealed class TaskListTokensToolbarCheckBox : CheckBox, ICheckableMenuCommand
 	{
-		public event EventHandler IsCheckedChanged = delegate {};
-		
-		public event EventHandler CanExecuteChanged { add {} remove {} }
-
+		event EventHandler ICheckableMenuCommand.IsCheckedChanged { add {} remove {} }
+		event EventHandler System.Windows.Input.ICommand.CanExecuteChanged { add {} remove {} }
 		readonly string token;
 		
 		public TaskListTokensToolbarCheckBox(string token)
 		{
 			this.token = token;
-			this.Text = token;
+			this.Content = token;
+			this.Command = this;
+			this.CommandParameter = TaskListPad.Instance;
+			this.IsChecked = TaskListPad.Instance.DisplayedTokens[token];
+			SetResourceReference(FrameworkElement.StyleProperty, ToolBar.CheckBoxStyleKey);
 		}
 		
-		public bool IsChecked(object parameter)
+		bool ICheckableMenuCommand.IsChecked(object parameter)
 		{
 			var pad = (TaskListPad)parameter;
 			return pad.DisplayedTokens[token];
@@ -60,7 +57,7 @@ namespace ICSharpCode.SharpDevelop.Gui
 		public void Execute(object parameter)
 		{
 			var pad = (TaskListPad)parameter;
-			pad.DisplayedTokens[token] = this.Checked;
+			pad.DisplayedTokens[token] = IsChecked == true;
 			if (pad.IsInitialized)
 				pad.UpdateItems();
 		}

src/Main/Base/Project/Src/Gui/Pads/TaskList/TaskViewResources.xaml.cs

@@ -6,13 +6,9 @@ using System.Text;
 using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Controls.Primitives;
-using System.Windows.Media;
 
 namespace ICSharpCode.SharpDevelop.Gui
 {
-	/// <summary>
-	/// Description of TaskViewResources.
-	/// </summary>
 	public partial class TaskViewResources : ResourceDictionary
 	{
 		public TaskViewResources()