Class CharCommand

src/commands.cpp:6–26

Helper class to store single byte commands

// Helper class to store single byte commands
class CharCommand : public QUndoCommand
{
public:
    enum CCmd {insert, removeAt, overwrite};

    CharCommand(Chunks * chunks, CCmd cmd, qint64 charPos, char newChar,
                       QUndoCommand *parent=0);

    void undo();
    void redo();
    bool mergeWith(const QUndoCommand *command);
    int id() const { return 1234; }

private:
    Chunks * _chunks;
    qint64 _charPos;
    bool _wasChanged;
    char _newChar;
    char _oldChar;
    CCmd _cmd;
};

CharCommand::CharCommand(Chunks * chunks, CCmd cmd, qint64 charPos, char newChar, QUndoCommand *parent)
    : QUndoCommand(parent)