/home/iurt/rpm/BUILD/canorus-0.7.R1002/src/widgets/pyconsole.h

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#ifndef PYCONSOLE_H_
#define PYCONSOLE_H_

#include <QObject>
#include <QTextEdit>
#include <QMutex>
#include <QWaitCondition>
#include <QToolBar>
#include "core/document.h"

class CAPyConsole : public QTextEdit {
        Q_OBJECT
public:
    enum TxtType {
                txtNormal,
                txtStdout,
                txtStderr
        };

        CAPyConsole ( CADocument *doc, QWidget *parent=0);

        QString asyncBufferedInput(QString prompt);
        void asyncBufferedOutput(QString bufInp, bool bStdErr);
        void asyncPluginInit();
        void asyncKeyboardInterrupt();

protected:
        void keyPressEvent (QKeyEvent * e);

private slots:
        void txtAppend(const QString & text, TxtType txtType = txtNormal );
        void on_txtChanged();
        void on_posChanged();
        void on_selChanged();
        void on_fmtChanged();
        void syncPluginInit();

signals:
        void sig_txtAppend(const QString & text, TxtType stdType);
        void sig_syncPluginInit();

private:
    enum HistLay {
        histPrev,
        histNext
    };

    struct TxtFragment {
                QString text;
                TxtType type;
        };

        // void txtAppend(...) -> is in signals
        void txtRevert();
        QString txtGetInput(bool bReadText = false);
    void txtSetInput(QString input, bool bUpdateText = true);

        void histAdd();
    void histGet(HistLay histLay);

        // text in the console
        QTextCursor _curInput, _curNew;
        int _iCurStart, _iCurNowOld, _iCurNow;
    bool _bIgnTxtChange;

        TxtFragment *_tf;
        QList<TxtFragment*> _txtFixed;
        QString _strInput;

        // history
    int _histIndex;
        QList<QString> _histList;
        QString _histOldInput;  // old _strInput

        QTextCharFormat _fmtNormal;
        QTextCharFormat _fmtStdout;
        QTextCharFormat _fmtStderr;

        // thread
        QString _bufSend;
        QMutex *_thrWaitMut;
        QWaitCondition *_thrWait;
        QMutex *_thrIntrWaitMut;
        QWaitCondition *_thrIntrWait;

        // pyconsole '/' commands
        bool cmdIntern(QString strCmd);
        QString _strEntryFunc;

    // rarely used
        CADocument *_canorusDoc;
        QWidget* _parent;
};

#endif /* PYCONSOLE_H_ */