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#ifndef UNDOCOMMANDS_H
#define UNDOCOMMANDS_H
#include <QtCore>
#include <QtWidgets>
class DicRecord;
class MainWindow;
class DictTableView;
class DictTableModel;
class CardFilterModel;
class UndoRecordCmd: public QUndoCommand
{
public:
UndoRecordCmd( const MainWindow* aMainWin );
protected:
const DictTableView* getCurView();
CardFilterModel* getProxyModel( const DictTableView* aCurDictView );
void insertRows( QList<int> aRowNumbers );
void setRecords( QMap<int, DicRecord*> aRecords );
void removeRows( QList<int> aRowNumbers );
void selectRows( QList<int> aRowNumbers );
void selectRow( int aRow );
protected:
const MainWindow* m_mainWindow;
DictTableModel* m_dictModel;
};
class InsertRecordsCmd: public UndoRecordCmd
{
public:
InsertRecordsCmd(const MainWindow* aMainWin);
static const int Id = 1;
void updateText();
void redo();
void undo();
bool mergeWith( const QUndoCommand* command );
int id() const { return Id; }
private:
QList<int> m_rowNumbers;
};
class RemoveRecordsCmd: public UndoRecordCmd
{
public:
RemoveRecordsCmd( const MainWindow* aMainWin );
~RemoveRecordsCmd();
static const int Id = 2;
void redo();
void undo();
bool mergeWith( const QUndoCommand* ) { return false; }
int id() const { return Id; }
private:
QMap<int, DicRecord*> m_records; // row number -> pointer to dic record. Sorted by key: rows
// The first element is the top row
};
/// Doesn't inherit UndoRecordCmd!
class EditRecordCmd: public QUndoCommand
{
public:
EditRecordCmd( QAbstractItemModel* aTableModel, const QModelIndex& aIndex, const QVariant& aValue );
static const int Id = 3;
void redo();
void undo();
bool mergeWith( const QUndoCommand* ) { return false; }
int id() const { return Id; }
private:
static const int MaxMenuEditStrLen = 20;
QAbstractItemModel* m_dictModel;
int m_row;
int m_col;
QString m_oldStr;
QString m_newStr;
int m_insertedRow;
};
class PasteRecordsCmd: public UndoRecordCmd
{
public:
PasteRecordsCmd( QList<DicRecord*> aRecords, const MainWindow* aMainWin );
~PasteRecordsCmd();
static const int Id = 4;
void redo();
void undo();
bool mergeWith( const QUndoCommand* ) { return false; }
int id() const { return Id; }
private:
QMap<int, DicRecord*> m_records; // row number -> pointer to dic record. Sorted by key: rows
};
#endif // UNDOCOMMANDS_H
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