unx/saldata.hxx

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#ifndef INCLUDED_VCL_INC_UNX_SALDATA_HXX
#define INCLUDED_VCL_INC_UNX_SALDATA_HXX
 
#include <X11/Xlib.h>
 
#include <unx/saldisp.hxx>
#include <unx/gendata.hxx>
#include <vclpluginapi.h>
 
class SalXLib;
class SalDisplay;
class SalPrinter;
 
class X11SalData final : public GenericUnixSalData
{
    struct XErrorStackEntry
    {
        bool            m_bIgnore;
        bool            m_bWas;
        XErrorHandler   m_aHandler;
    };
    std::vector< XErrorStackEntry > m_aXErrorHandlerStack;
    XIOErrorHandler m_aOrigXIOErrorHandler;
 
    std::unique_ptr<SalXLib>  pXLib_;
 
public:
    X11SalData();
    virtual ~X11SalData() override;
 
    virtual void            Init();
    virtual void            Dispose() override;
 
    void                    DeleteDisplay(); // for shutdown
 
    SalXLib*                GetLib() const { return pXLib_.get(); }
 
    static void             Timeout();
 
    // X errors
    virtual void            ErrorTrapPush() override;
    virtual bool            ErrorTrapPop( bool bIgnoreError = true ) override;
    void                    XError( Display *pDisp, XErrorEvent *pEvent );
    bool                    HasXErrorOccurred() const
                                { return m_aXErrorHandlerStack.back().m_bWas; }
    void                    ResetXErrorOccurred()
                                { m_aXErrorHandlerStack.back().m_bWas = false; }
    void                    PushXErrorLevel( bool bIgnore );
    void                    PopXErrorLevel();
};
 
X11SalData* GetX11SalData();
 
#endif // INCLUDED_VCL_INC_UNX_SALDATA_HXX
 
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