Engauge Digitizer  2
CmdUndoForTest.cpp
1 /******************************************************************************************************
2  * (C) 2014 markummitchell@github.com. This file is part of Engauge Digitizer, which is released *
3  * under GNU General Public License version 2 (GPLv2) or (at your option) any later version. See file *
4  * LICENSE or go to gnu.org/licenses for details. Distribution requires prior written permission. *
5  ******************************************************************************************************/
6 
7 #include "CmdUndoForTest.h"
8 #include "DataKey.h"
9 #include "Document.h"
10 #include "DocumentSerialize.h"
11 #include "Logger.h"
12 #include "MainWindow.h"
13 #include "MimePoints.h"
14 #include <QXmlStreamReader>
15 #include "Xml.h"
16 
17 const QString CMD_DESCRIPTION ("UndoForTest");
18 
20  Document &document) :
21  CmdAbstract (mainWindow,
22  document,
23  CMD_DESCRIPTION)
24 {
25  LOG4CPP_INFO_S ((*mainCat)) << "CmdUndoForTest::CmdUndoForTest";
26 }
27 
30  const QString &cmdDescription,
31  QXmlStreamReader & /* reader */) :
32  CmdAbstract (mainWindow,
33  document,
34  cmdDescription)
35 {
36  LOG4CPP_INFO_S ((*mainCat)) << "CmdUndoForTest::CmdUndoForTest";
37 }
38 
39 CmdUndoForTest::~CmdUndoForTest ()
40 {
41 }
42 
44 {
45  LOG4CPP_INFO_S ((*mainCat)) << "CmdUndoForTest::cmdRedo";
46 
47  // Noop. Real Undo processing is performed externally on the command stack
48 }
49 
51 {
52  LOG4CPP_INFO_S ((*mainCat)) << "CmdUndoForTest::cmdUndo";
53 
54  // Noop. Undo of an undo does not even make sense
55 }
56 
57 void CmdUndoForTest::saveXml (QXmlStreamWriter & /* writer */) const
58 {
59  // Noop. This command must be manually added to xml test files
60 }
Wrapper around QUndoCommand. This simplifies the more complicated feature set of QUndoCommand.
Definition: CmdAbstract.h:19
CmdUndoForTest(MainWindow &mainWindow, Document &document)
Constructor for normal creation.
virtual void cmdRedo()
Redo method that is called when QUndoStack is moved one command forward.
virtual void saveXml(QXmlStreamWriter &writer) const
Save commands as xml for later uploading.
virtual void cmdUndo()
Undo method that is called when QUndoStack is moved one command backward.
MainWindow & mainWindow()
Return the MainWindow so it can be updated by this command as a last step.
Definition: CmdAbstract.cpp:45
Storage of one imported image and the data attached to that image.
Definition: Document.h:41
Document & document()
Return the Document that this command will modify during redo and undo.
Definition: CmdAbstract.cpp:35
Main window consisting of menu, graphics scene, status bar and optional toolbars as a Single Document...
Definition: MainWindow.h:86