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#ifndef _SV_SALSYS_H
#define _SV_SALSYS_H

#include <vcl/salsys.hxx>

#include <vector>
#include <map>

class WinSalSystem : public SalSystem
{
    public:
    struct DisplayMonitor
    {
        rtl::OUString        m_aName;
        rtl::OUString        m_aDeviceName;
        Rectangle            m_aArea;
        Rectangle            m_aWorkArea;
        sal_Int32            m_nStateFlags;
        
        DisplayMonitor() : m_nStateFlags( 0 ) {}
        DisplayMonitor( const rtl::OUString& rName,
                        const rtl::OUString& rDevName,
                        const Rectangle& rArea,
                        const Rectangle& rWorkArea,
                        DWORD nStateFlags )
                        : m_aName( rName ),
                          m_aDeviceName( rDevName ),
                          m_aArea( rArea ),
                          m_aWorkArea( rWorkArea ),
                          m_nStateFlags( nStateFlags )
        {
        }
        ~DisplayMonitor() {}
    };
    private:
    std::vector<DisplayMonitor>             m_aMonitors;
    std::map<rtl::OUString, unsigned int>   m_aDeviceNameToMonitor;
    unsigned int                            m_nPrimary;
public:
    WinSalSystem() : m_nPrimary( 0 ) {}
    virtual ~WinSalSystem();

    virtual unsigned int GetDisplayScreenCount();
    virtual bool IsMultiDisplay();
    virtual unsigned int GetDefaultDisplayNumber();
    virtual Rectangle GetDisplayScreenPosSizePixel( unsigned int nScreen );
    virtual Rectangle GetDisplayWorkAreaPosSizePixel( unsigned int nScreen );
    virtual rtl::OUString GetScreenName( unsigned int nScreen );
    virtual int ShowNativeMessageBox( const String& rTitle,
                                      const String& rMessage,
                                      int nButtonCombination,
                                      int nDefaultButton);
    bool initMonitors();
    // discards monitorinfo; used by WM_DISPLAYCHANGED handler
    void clearMonitors();
    const std::vector<DisplayMonitor>& getMonitors()
    { initMonitors(); return m_aMonitors;}
    
    sal_Bool handleMonitorCallback( sal_IntPtr /*HMONITOR*/,
                                sal_IntPtr /*HDC*/,
                                sal_IntPtr /*LPRECT*/ );
};

#endif // _SV_SALSYS_H

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