SD-1685 first part - Single selection

data/resources/StringResources.resx

@@ -6938,6 +6938,12 @@ The resources files have been renamed/moved accordingly.</value>
   <data name="StatusBarService.CursorStatusBarPanelText" xml:space="preserve">
     <value>ln ${Line} col ${Column} ch ${Character}</value>
   </data>
+  <data name="StatusBarService.SelectionStatusBarPanelTextSingle" xml:space="preserve">
+    <value>len ${Lenght}</value>
+  </data>
+  <data name="StatusBarService.SelectionStatusBarPanelTextMulti" xml:space="preserve">
+    <value>len ${Rows} * ${Cols} (${Total})$</value>
+  </data>
   <data name="Templates.File.Categories.Misc" xml:space="preserve">
     <value>Misc</value>
   </data>

src/AddIns/DisplayBindings/AvalonEdit.AddIn/Src/CodeEditor.cs

@@ -211,6 +211,7 @@ namespace ICSharpCode.AvalonEdit.AddIn
 			codeEditorView.TextArea.TextEntering += TextAreaTextEntering;
 			codeEditorView.TextArea.TextEntered += TextAreaTextEntered;
 			codeEditorView.TextArea.Caret.PositionChanged += TextAreaCaretPositionChanged;
+			codeEditorView.TextArea.SelectionChanged += TextAreaSelectionChanged;
 			codeEditorView.TextArea.DefaultInputHandler.CommandBindings.Add(
 				new CommandBinding(CustomCommands.CtrlSpaceCompletion, OnCodeCompletion));
 			SearchPanel.Install(codeEditorView.TextArea);
@@ -381,6 +382,26 @@ namespace ICSharpCode.AvalonEdit.AddIn
 			SD.StatusBar.SetCaretPosition(col, this.Line, chOffset);
 		}
 		
+		void TextAreaSelectionChanged(object sender, EventArgs e)
+		{
+			if (document == null)
+				return;
+			
+			if (sender == this.ActiveTextEditor.TextArea) {
+				HandleSelectionChanged();
+			}
+		}
+		
+		void HandleSelectionChanged()
+		{
+			TextArea textArea = this.ActiveTextEditor.TextArea;
+			if (textArea == null)
+				return;
+			
+			Selection selection = textArea.Selection;
+			SD.StatusBar.SetSelectionSingle(selection.Length);
+		}
+		
 		public INavigationPoint BuildNavPoint()
 		{
 			int lineNumber = this.Line;

src/Main/Base/Project/Src/Services/StatusBar/StatusBarService.cs

@@ -25,6 +25,19 @@ namespace ICSharpCode.SharpDevelop.Gui
 		void SetCaretPosition(int x, int y, int charOffset);
 		//void SetInsertMode(bool insertMode);
 		
+		/// <summary>
+		/// Sets the selection lenght in the status bar.
+		/// </summary>
+		/// <param name="lenght">selection lenght</param>
+		void SetSelectionSingle(int lenght);
+		
+		/// <summary>
+		/// Sets rect selection size in the status bar.
+		/// </summary>
+		/// <param name="rows">vertical size of selecion</param>
+		/// <param name="cols">horizontal size of selection</param>
+		void SetSelectionMulti(int rows, int cols);
+		
 		/// <summary>
 		/// Sets the message shown in the left-most pane in the status bar.
 		/// </summary>

src/Main/SharpDevelop/Workbench/SDStatusBar.cs

@@ -23,6 +23,7 @@ namespace ICSharpCode.SharpDevelop.Workbench
 		
 		StatusBarItem txtStatusBarPanel    = new StatusBarItem();
 		StatusBarItem cursorStatusBarPanel = new StatusBarItem();
+		StatusBarItem selectionStatusBarPanel = new StatusBarItem();
 		StatusBarItem modeStatusBarPanel   = new StatusBarItem();
 		
 		public StatusBarItem CursorStatusBarPanel {
@@ -31,6 +32,12 @@ namespace ICSharpCode.SharpDevelop.Workbench
 			}
 		}
 		
+		public StatusBarItem SelectionStatusBarPanel {
+			get {
+				return selectionStatusBarPanel;
+			}
+		}
+		
 		public StatusBarItem ModeStatusBarPanel {
 			get {
 				return modeStatusBarPanel;
@@ -40,6 +47,7 @@ namespace ICSharpCode.SharpDevelop.Workbench
 		public SDStatusBar()
 		{
 			cursorStatusBarPanel.Width = 150;
+			selectionStatusBarPanel.Content = 50;
 			modeStatusBarPanel.Width = 25;
 			
 			statusProgressBar.Minimum = 0;
@@ -52,11 +60,13 @@ namespace ICSharpCode.SharpDevelop.Workbench
 			statusProgressBarItem.HorizontalContentAlignment = HorizontalAlignment.Stretch;
 			
 			DockPanel.SetDock(modeStatusBarPanel, Dock.Right);
+			DockPanel.SetDock(selectionStatusBarPanel, Dock.Right);
 			DockPanel.SetDock(cursorStatusBarPanel, Dock.Right);
 			DockPanel.SetDock(statusProgressBarItem, Dock.Right);
 			DockPanel.SetDock(jobNamePanel, Dock.Right);
 			
 			Items.Add(modeStatusBarPanel);
+			Items.Add(selectionStatusBarPanel);
 			Items.Add(cursorStatusBarPanel);
 			Items.Add(statusProgressBarItem);
 			Items.Add(jobNamePanel);

src/Main/SharpDevelop/Workbench/StatusBarService.cs

@@ -42,6 +42,30 @@ namespace ICSharpCode.SharpDevelop.Workbench
 			);
 		}
 		
+		public void SetSelectionSingle(int lenght)
+		{
+			if (lenght > 0) {
+				statusBar.SelectionStatusBarPanel.Content = StringParser.Parse(
+					"${res:StatusBarService.SelectionStatusBarPanelTextSingle}",
+					new StringTagPair("Lenght", String.Format("{0,-10}", lenght)));
+			} else {
+				statusBar.SelectionStatusBarPanel.Content = null;
+			}
+		}
+		
+		public void SetSelectionMulti(int rows, int cols)
+		{
+			if (rows > 0 && cols > 0) {
+				statusBar.SelectionStatusBarPanel.Content = StringParser.Parse(
+					"${res:StatusBarService.SelectionStatusBarPanelTextMulti}",
+					new StringTagPair("Rows", String.Format("{0,-10}", rows)),
+					new StringTagPair("Cols", String.Format("{0,-10}", cols)),
+					new StringTagPair("Total", String.Format("{0,-10}", rows * cols)));
+			} else {
+				statusBar.SelectionStatusBarPanel.Content = null;
+			}
+		}
+		
 		public void SetInsertMode(bool insertMode)
 		{
 			statusBar.ModeStatusBarPanel.Content = insertMode ? StringParser.Parse("${res:StatusBarService.CaretModes.Insert}") : StringParser.Parse("${res:StatusBarService.CaretModes.Overwrite}");