include/vcl/syschild.hxx

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  19
  20 #ifndef INCLUDED_VCL_SYSCHILD_HXX
  21 #define INCLUDED_VCL_SYSCHILD_HXX
  22
  23 #include <vcl/dllapi.h>
  24 #include <vcl/window.hxx>
  25
  26 struct SystemEnvData;
  27 struct SystemWindowData;
  28
  29 class VCL_DLLPUBLIC SystemChildWindow : public vcl::Window
  30 {
  31 private:
  32     using Window::ImplInit;
  33     SAL_DLLPRIVATE void     ImplInitSysChild( vcl::Window* pParent, WinBits nStyle, SystemWindowData *pData, bool bShow = false );
  34
  35     // Copy assignment is forbidden and not implemented.
  36                             SystemChildWindow (const SystemChildWindow &) = delete;
  37                             SystemChildWindow & operator= (const SystemChildWindow &) = delete;
  38
  39 public:
  40     explicit                SystemChildWindow( vcl::Window* pParent, WinBits nStyle );
  41                             // create a SystemChildWindow using the given SystemWindowData
  42     explicit                SystemChildWindow( vcl::Window* pParent, WinBits nStyle, SystemWindowData *pData, bool bShow = true );
  43     virtual                 ~SystemChildWindow() override;
  44     virtual Size            GetOptimalSize() const override;
  45     virtual void            dispose() override;
  46
  47     virtual const SystemEnvData* GetSystemData() const override;
  48
  49     //  per default systemchildwindows erase their background for better plugin support
  50     //  however, this might not always be required
  51     void                    EnableEraseBackground( bool bEnable );
  52     void                    SetForwardKey( bool bEnable );
  53     //To avoid annoying flashing under X entering and leaving slides with opengl effects set the leaving
  54     //bitmap as the background pixmap of the opengl child window and the entering bitmap as the background
  55     //pixmap of the non-opengl parent window. If any expose events occur around the start and end of
  56     //the transition then those windows are default filled by X with the desired start/end image so there's
  57     //no visible flash
  58     void                    SetLeaveEnterBackgrounds(const css::uno::Sequence<css::uno::Any>& rLeaveArgs, const css::uno::Sequence<css::uno::Any>& rEnterArgs);
  59     // return the platform specific handle/id of this window;
  60     sal_IntPtr              GetParentWindowHandle() const;
  61
  62     void*                   CreateGStreamerSink();
  63 };
  64
  65 #endif // INCLUDED_VCL_SYSCHILD_HXX
  66
  67 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */