7 virtual bool Load(HWND hwnd) = 0;
8 virtual void Unload() = 0;
9 virtual bool IsLoaded() = 0;
11 virtual bool Init(HWND hwnd) = 0;
12 virtual void Uninit() = 0;
13 virtual int Config( int clickonly, int keyaction, int keyflag ) = 0;
14 virtual int Config2( struct TDCHConfig *cfg ) = 0;
15 virtual int Capture( ) = 0;
16 virtual int CaptureAsync() = 0;
17 virtual int CaptureAsyncWait() = 0;
18 virtual int Debug() = 0;