text: #ifndef MEETINGLOADINGWIDGET_H
  #define MEETINGLOADINGWIDGET_H
  
  #include <QWidget>
  #include <QLabel> 
  #include <QTimer>
  #include <QString>
  #include <QPixmap>
  #include <QVBoxLayout>
  #include <QPushButton>
  
  
  class MeetingLoadingWidget : public QWidget
  {
  	Q_OBJECT
  
  public:
  	MeetingLoadingWidget(QWidget *parent = 0);
  	~MeetingLoadingWidget();
  
  
  public:
  	static MeetingLoadingWidget *load_instance;
  	static MeetingLoadingWidget *GetLoadInstance();
  
  private:
  	
  	QLabel *backLabel;
  	QLabel *loadingLabel;
  	QLabel *tipLabel;
  	QPushButton *cancelBtn;
  	QTimer *timer;
  	
  
  	int index;
  
  signals:
  
  	void toHiddenLoadWidget();
  
  public:
  	void startWithBtnTitleAndTipString(bool is_start,QString btnStr,QString tipStr);
  
  	public slots:
  		void updatePixmap();
  		void cancelBtnClicked();
  	
  
  
  };
  
  #endif // MEETINGLOADINGWIDGET_H
  