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Create UndoBuffer class

Browse source 
Add an empty UndoBuffer class. This will be built up on to
implement a working undo/redo mechanism.

Signed-off-by: Grace Karanja <gracie.karanja89@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Grace Karanja 2015-02-09 09:17:38 +01:00 • committed by Dirk Hohndel
parent c2e2391493
commit 853dfa6673
3 changed files with 69 additions and 2 deletions
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41
qt-ui/undobuffer.cpp Normal file
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@ -0,0 +1,41 @@
#include "undobuffer.h"
UndoBuffer::UndoBuffer(QObject *parent) : QObject(parent)
{
}
UndoBuffer::~UndoBuffer()
{
}
bool UndoBuffer::canUndo()
{
}
bool UndoBuffer::canRedo()
{
}
void UndoBuffer::redo()
{
}
void UndoBuffer::undo()
{
}
void UndoBuffer::recordbefore(QString commandName, dive *affectedDive)
{
}
void UndoBuffer::recordAfter(dive *affectedDive)
{
}

24
qt-ui/undobuffer.h Normal file
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@ -0,0 +1,24 @@
#ifndef UNDOBUFFER_H
#define UNDOBUFFER_H
#include <QObject>
#include "dive.h"
class UndoBuffer : public QObject
{
Q_OBJECT
public:
explicit UndoBuffer(QObject *parent = 0);
~UndoBuffer();
bool canUndo();
bool canRedo();
private:
int curIdx;
public slots:
void redo();
void undo();
void recordbefore(QString commandName, dive *affectedDive);
void recordAfter(dive *affectedDive);
};
#endif // UNDOBUFFER_H

6
subsurface.pro
View file

@ -104,7 +104,8 @@ HEADERS = \
qt-ui/statistics/statisticsbar.h \
qt-ui/statistics/yearstatistics.h \
qt-ui/diveshareexportdialog.h \
qt-ui/filtermodels.h
qt-ui/filtermodels.h \
qt-ui/undobuffer.h
android: HEADERS -= \
qt-ui/usermanual.h \
@ -198,7 +199,8 @@ SOURCES = \
qt-ui/statistics/statisticsbar.cpp \
qt-ui/statistics/monthstatistics.cpp \
qt-ui/diveshareexportdialog.cpp \
qt-ui/filtermodels.cpp
qt-ui/filtermodels.cpp \
qt-ui/undobuffer.cpp
android: SOURCES += android.cpp
else: win32: SOURCES += windows.c