github/greenshot
1
0
Fork 0
mirror of https://github.com/greenshot/greenshot synced 2025-08-21 05:53:27 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions

Moving back to trunk!

Browse source 
git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@1602 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4
This commit is contained in:
RKrom 2012-01-24 19:24:36 +00:00
commit 8d458998a1
332 changed files with 17647 additions and 9466 deletions
Download patch file Download diff file Expand all files Collapse all files

68
Greenshot/Memento/TextChangeMemento.cs Normal file
View file

@ -0,0 +1,68 @@
/*
* Greenshot - a free and open source screenshot tool
* Copyright (C) 2007-2011 Thomas Braun, Jens Klingen, Robin Krom
*
* For more information see: http://getgreenshot.org/
* The Greenshot project is hosted on Sourceforge: http://sourceforge.net/projects/greenshot/
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
using System;
using Greenshot.Drawing;
using Greenshot.Configuration;
namespace Greenshot.Memento {
/// <summary>
/// The TextChangeMemento makes it possible to undo-redo an IDrawableContainer move
/// </summary>
public class TextChangeMemento : IMemento {
private TextContainer textContainer;
private string oldText;
public TextChangeMemento(TextContainer textContainer) {
this.textContainer = textContainer;
this.oldText = textContainer.Text;
}
public void Dispose() {
}
public LangKey ActionKey {
get {
return LangKey.none;
}
}
public bool Merge(IMemento otherMemento) {
TextChangeMemento other = otherMemento as TextChangeMemento;
if (other != null) {
if (other.textContainer.Equals(textContainer)) {
// Match, do not store anything as the initial state is what we want.
return true;
}
}
return false;
}
public IMemento Restore() {
// Before
textContainer.Invalidate();
TextChangeMemento oldState = new TextChangeMemento(textContainer);
textContainer.ChangeText(oldText, false);
// After
textContainer.Invalidate();
return oldState;
}
}
}