RecordControlApplication/Widget.h

#ifndef WIDG_H
#define WIDG_H

#include "Channel.h"
#include "Menu.h"
#include "ProgressBar.h"
#include <QDir>
#include <QMap>
#include <QTimer>
#include <QWidget>

namespace Ui {
class Widget;
}

class Widget : public QWidget {
    Q_OBJECT
public:
    explicit Widget(QWidget* parent = 0);
    ~Widget();

signals:
    void needPlayVideo(QString types);

private slots:
    void onProgressTimeout();
    void onPlayEnd();
    void onShowRecordLabel(bool show);

    // 按键操作。上下左右确认返回
    void onBtnMenuClicked();
    void onBtnUpClicked();
    void onBtnDownClicked();
    void onBtnLeftClicked();
    void onBtnRightClicked();
    void onBtnConfirmClicked();
    void onBtnReturnClicked();
    void onBtnVolumnUpClicked();
    void onBtnVolumnDownClicked();

    // 播放视频
    void onBtnVideoClicked(QString filename);

private:
    Ui::Widget* ui;

    QTimer* progressTimer;
    bool isPlayback = false;
    Menu* menu;

private:
    void seek(QString type);
    void playOneChannel(QString filename);
    void playTwoChannels(QString filename);
    Channel* findChannelByName(QString name);
};

#endif // WIDG_H