/// <summary>
/// Uncomments selected lines or current line if range has zero length.
/// Only removes single comment. ### -> ## -> # and so on. Matches C# behavior.
/// </summary>
public static void UncommentBlock(IEditorView editorView, IEditorBuffer editorBuffer, ITextRange range, IEditorSupport es)
{
DoActionOnLines(editorView, editorBuffer, range, es, UncommentLine, Resources.UncommentSelection);
}
public static void DoActionOnLines(IEditorView editorView, IEditorBuffer editorBuffer, ITextRange range, IEditorSupport es, Func <IEditorLine, bool> action, string actionName)
{
// When user clicks editor margin to select a line, selection actually
// ends in the beginning of the next line. In order to prevent commenting
// of the next line that user did not select, we need to shrink span to
// format and exclude the trailing line break.
var snapshot = editorBuffer.CurrentSnapshot;
var line = snapshot.GetLineFromPosition(range.End);
int start = range.Start;
int end = range.End;
if (line.Start == range.End && range.Length > 0)
{
if (line.LineNumber > 0)
{
line = snapshot.GetLineFromLineNumber(line.LineNumber - 1);
end = line.End;
start = Math.Min(start, end);
}
}
int startLineNumber = editorBuffer.CurrentSnapshot.GetLineNumberFromPosition(start);
int endLineNumber = editorBuffer.CurrentSnapshot.GetLineNumberFromPosition(end);
using (var undoAction = es.CreateUndoAction(editorView)) {
undoAction.Open(actionName);
bool changed = false;
for (int i = startLineNumber; i <= endLineNumber; i++)
{
line = editorBuffer.CurrentSnapshot.GetLineFromLineNumber(i);
changed |= action(line);
}
if (changed)
{
undoAction.Commit();
}
}
}
public SourceCodeEditor() : base()
{
syntaxController = this.CreateSyntaxHighlighter();
this.FCTB.CurrentLineColor = System.Drawing.Color.Khaki;
}
