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//
// CSharpSelectionSurroundingProvider.cs
//
// Author:
// Mike Krüger <mkrueger@xamarin.com>
//
// Copyright (c) 2012 Xamarin Inc. (http://xamarin.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.CSharp.Formatting;
using MonoDevelop.Ide.Editor;
using MonoDevelop.Ide.Editor.Extension;
namespace MonoDevelop.CSharp.Highlighting
{
class CSharpSelectionSurroundingProvider : SelectionSurroundingProvider
{
readonly DocumentContext context;
readonly TextEditor editor;
public CSharpSelectionSurroundingProvider (MonoDevelop.Ide.Editor.TextEditor editor, DocumentContext context)
{
this.editor = editor;
this.context = context;
}
#region SelectionSurroundingProvider implementation
public override bool GetSelectionSurroundings (uint unicodeKey, out string start, out string end)
{
switch ((char)unicodeKey) {
case '"':
start = editor.SelectionRegion.BeginLine != editor.SelectionRegion.EndLine ? "@\"" : "\"";
end = "\"";
return true;
case '\'':
start = end = "'";
return true;
case '(':
start = "(";
end = ")";
return true;
case '<':
start = "<";
end = ">";
return true;
case '[':
start = "[";
end = "]";
return true;
case '{':
start = "{";
end = "}";
return true;
case '/':
start = "/*";
end = "*/";
return true;
default:
start = end = "";
return false;
}
}
public override void HandleSpecialSelectionKey (uint unicodeKey)
{
string start, end;
((SelectionSurroundingProvider)this).GetSelectionSurroundings (unicodeKey, out start, out end);
if (editor.SelectionMode == SelectionMode.Block) {
var selection = editor.SelectionRegion;
int startCol = System.Math.Min (selection.Begin.Column, selection.End.Column) - 1;
int endCol = System.Math.Max (selection.Begin.Column, selection.End.Column);
int minLine = System.Math.Min (selection.Begin.Line, selection.End.Line);
int maxLine = System.Math.Max (selection.BeginLine, selection.End.Line);
for (int lineNumber = minLine; lineNumber <= maxLine; lineNumber++) {
var lineSegment = editor.GetLine (lineNumber);
if (lineSegment.Offset + startCol < lineSegment.EndOffset)
editor.InsertText (lineSegment.Offset + startCol, start);
if (lineSegment.Offset + endCol < lineSegment.EndOffset)
editor.InsertText (lineSegment.Offset + endCol, end);
}
// textEditorData.MainSelection = new Selection (
// new DocumentLocation (selection.Anchor.Line, endCol == selection.Anchor.Column ? endCol + start.Length : startCol + 1 + start.Length),
// new DocumentLocation (selection.Lead.Line, endCol == selection.Anchor.Column ? startCol + 1 + start.Length : endCol + start.Length),
// Mono.TextEditor.SelectionMode.Block);
} else {
var selectionRange = editor.SelectionRange;
int anchorOffset = selectionRange.Offset;
int leadOffset = selectionRange.EndOffset;
editor.InsertText (anchorOffset, start);
editor.InsertText (leadOffset >= anchorOffset ? leadOffset + start.Length : leadOffset, end);
// textEditorData.SetSelection (anchorOffset + start.Length, leadOffset + start.Length);
if (CSharpTextEditorIndentation.OnTheFlyFormatting) {
var l1 = editor.GetLineByOffset (anchorOffset);
var l2 = editor.GetLineByOffset (leadOffset);
OnTheFlyFormatter.Format (editor, context, l1.Offset, l2.EndOffsetIncludingDelimiter);
}
}
}
#endregion
}
}
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