window.cpp

Wxpython Implemented on Windows CE, Source code

        brush.SetColour( newCol ) ;

    MacSetBackgroundBrush( brush ) ;
    MacUpdateControlFont() ;

    return true ;
}

void wxWindowMac::MacSetBackgroundBrush( const wxBrush &brush )
{
    m_macBackgroundBrush = brush ;
    m_peer->SetBackground( brush ) ;
}

bool wxWindowMac::MacCanFocus() const
{
    // TODO : evaluate performance hits by looking up this value, eventually cache the results for a 1 sec or so
    // CAUTION : the value returned currently is 0 or 2, I've also found values of 1 having the same meaning,
    // but the value range is nowhere documented
    Boolean keyExistsAndHasValidFormat ;
    CFIndex fullKeyboardAccess = CFPreferencesGetAppIntegerValue( CFSTR("AppleKeyboardUIMode" ) ,
        kCFPreferencesCurrentApplication, &keyExistsAndHasValidFormat );

    if ( keyExistsAndHasValidFormat && fullKeyboardAccess > 0 )
    {
        return true ;
    }
    else
    {
        UInt32 features = 0 ;
        m_peer->GetFeatures( &features ) ;

        return features & ( kControlSupportsFocus | kControlGetsFocusOnClick ) ;
    }
}

void wxWindowMac::SetFocus()
{
    if ( !AcceptsFocus() )
            return ;

    wxWindow* former = FindFocus() ;
    if ( former == this )
        return ;

    // as we cannot rely on the control features to find out whether we are in full keyboard mode,
    // we can only leave in case of an error
    OSStatus err = m_peer->SetFocus( kControlFocusNextPart ) ;
    if ( err == errCouldntSetFocus )
        return ;

    SetUserFocusWindow( (WindowRef)MacGetTopLevelWindowRef() );

#if !TARGET_API_MAC_OSX
    // emulate carbon events when running under CarbonLib where they are not natively available
    if ( former )
    {
        EventRef evRef = NULL ;

        err = MacCreateEvent(
            NULL , kEventClassControl , kEventControlSetFocusPart , TicksToEventTime( TickCount() ) ,
            kEventAttributeUserEvent , &evRef );
        verify_noerr( err );

        wxMacCarbonEvent cEvent( evRef ) ;
        cEvent.SetParameter<ControlRef>( kEventParamDirectObject , (ControlRef) former->GetHandle() ) ;
        cEvent.SetParameter<ControlPartCode>(kEventParamControlPart , typeControlPartCode , kControlFocusNoPart ) ;

        wxMacWindowEventHandler( NULL , evRef , former ) ;
        ReleaseEvent( evRef ) ;
    }

    // send new focus event
    {
        EventRef evRef = NULL ;

        err = MacCreateEvent(
            NULL , kEventClassControl , kEventControlSetFocusPart , TicksToEventTime( TickCount() ) ,
            kEventAttributeUserEvent , &evRef );
        verify_noerr( err );

        wxMacCarbonEvent cEvent( evRef ) ;
        cEvent.SetParameter<ControlRef>( kEventParamDirectObject , (ControlRef) GetHandle() ) ;
        cEvent.SetParameter<ControlPartCode>(kEventParamControlPart , typeControlPartCode , kControlFocusNextPart ) ;

        wxMacWindowEventHandler( NULL , evRef , this ) ;
        ReleaseEvent( evRef ) ;
    }
#endif
}

void wxWindowMac::DoCaptureMouse()
{
    wxApp::s_captureWindow = this ;
}

wxWindow * wxWindowBase::GetCapture()
{
    return wxApp::s_captureWindow ;
}

void wxWindowMac::DoReleaseMouse()
{
    wxApp::s_captureWindow = NULL ;
}

#if wxUSE_DRAG_AND_DROP

void wxWindowMac::SetDropTarget(wxDropTarget *pDropTarget)
{
    if ( m_dropTarget != NULL )
        delete m_dropTarget;

    m_dropTarget = pDropTarget;
    if ( m_dropTarget != NULL )
    {
        // TODO:
    }
}

#endif

// Old-style File Manager Drag & Drop
void wxWindowMac::DragAcceptFiles(bool accept)
{
    // TODO:
}

// Returns the size of the native control. In the case of the toplevel window
// this is the content area root control

void wxWindowMac::MacGetPositionAndSizeFromControl(int& x, int& y,
                                           int& w, int& h) const
{
    wxFAIL_MSG( wxT("Not currently supported") ) ;
}

// From a wx position / size calculate the appropriate size of the native control

bool wxWindowMac::MacGetBoundsForControl(
    const wxPoint& pos,
    const wxSize& size,
    int& x, int& y,
    int& w, int& h , bool adjustOrigin ) const
{
    // the desired size, minus the border pixels gives the correct size of the control
    x = (int)pos.x;
    y = (int)pos.y;

    // TODO: the default calls may be used as soon as PostCreateControl Is moved here
    w = wxMax(size.x, 0) ; // WidthDefault( size.x );
    h = wxMax(size.y, 0) ; // HeightDefault( size.y ) ;

    bool isCompositing = MacGetTopLevelWindow()->MacUsesCompositing() ;
    if ( !isCompositing )
        GetParent()->MacWindowToRootWindow( &x , &y ) ;

    x += MacGetLeftBorderSize() ;
    y += MacGetTopBorderSize() ;
    w -= MacGetLeftBorderSize() + MacGetRightBorderSize() ;
    h -= MacGetTopBorderSize() + MacGetBottomBorderSize() ;

    if ( adjustOrigin )
        AdjustForParentClientOrigin( x , y ) ;

    // this is in window relative coordinate, as this parent may have a border, its physical position is offset by this border
    if ( !GetParent()->IsTopLevel() )
    {
        x -= GetParent()->MacGetLeftBorderSize() ;
        y -= GetParent()->MacGetTopBorderSize() ;
    }

    return true ;
}

// Get window size (not client size)
void wxWindowMac::DoGetSize(int *x, int *y) const
{
    Rect bounds ;
    m_peer->GetRect( &bounds ) ;

    if (x)
       *x = bounds.right - bounds.left + MacGetLeftBorderSize() + MacGetRightBorderSize() ;
    if (y)
       *y = bounds.bottom - bounds.top + MacGetTopBorderSize() + MacGetBottomBorderSize() ;
}

// get the position of the bounds of this window in client coordinates of its parent
void wxWindowMac::DoGetPosition(int *x, int *y) const
{
    Rect bounds ;
    m_peer->GetRect( &bounds ) ;

    int x1 = bounds.left ;
    int y1 = bounds.top ;

    // get the wx window position from the native one
    x1 -= MacGetLeftBorderSize() ;
    y1 -= MacGetTopBorderSize() ;

    if ( !IsTopLevel() )
    {
        wxWindow *parent = GetParent();
        if ( parent )
        {
            // we must first adjust it to be in window coordinates of the parent,
            // as otherwise it gets lost by the ClientAreaOrigin fix
            x1 += parent->MacGetLeftBorderSize() ;
            y1 += parent->MacGetTopBorderSize() ;

            // and now to client coordinates
            wxPoint pt(parent->GetClientAreaOrigin());
            x1 -= pt.x ;
            y1 -= pt.y ;
        }
    }

    if (x)
       *x = x1 ;
    if (y)
       *y = y1 ;
}

void wxWindowMac::DoScreenToClient(int *x, int *y) const
{
    WindowRef window = (WindowRef) MacGetTopLevelWindowRef() ;
    wxCHECK_RET( window , wxT("TopLevel Window missing") ) ;

    Point localwhere = { 0, 0 } ;

    if (x)
        localwhere.h = *x ;
    if (y)
        localwhere.v = *y ;

    QDGlobalToLocalPoint( GetWindowPort( window ) , &localwhere ) ;

    if (x)
       *x = localwhere.h ;
    if (y)
       *y = localwhere.v ;

    MacRootWindowToWindow( x , y ) ;

    wxPoint origin = GetClientAreaOrigin() ;
    if (x)
       *x -= origin.x ;
    if (y)
       *y -= origin.y ;
}

void wxWindowMac::DoClientToScreen(int *x, int *y) const
{
    WindowRef window = (WindowRef) MacGetTopLevelWindowRef() ;
    wxCHECK_RET( window , wxT("TopLevel window missing") ) ;

    wxPoint origin = GetClientAreaOrigin() ;
    if (x)
       *x += origin.x ;
    if (y)
       *y += origin.y ;

    MacWindowToRootWindow( x , y ) ;

    Point localwhere = { 0, 0 };
    if (x)
       localwhere.h = *x ;
    if (y)
       localwhere.v = *y ;

    QDLocalToGlobalPoint( GetWindowPort( window ) , &localwhere ) ;

    if (x)
       *x = localwhere.h ;
    if (y)
       *y = localwhere.v ;
}

void wxWindowMac::MacClientToRootWindow( int *x , int *y ) const
{
    wxPoint origin = GetClientAreaOrigin() ;
    if (x)
       *x += origin.x ;
    if (y)
       *y += origin.y ;

    MacWindowToRootWindow( x , y ) ;
}

void wxWindowMac::MacRootWindowToClient( int *x , int *y ) const
{
    MacRootWindowToWindow( x , y ) ;

    wxPoint origin = GetClientAreaOrigin() ;
    if (x)
       *x -= origin.x ;
    if (y)
       *y -= origin.y ;
}

void wxWindowMac::MacWindowToRootWindow( int *x , int *y ) const
{
    wxPoint pt ;

    if (x)
        pt.x = *x ;
    if (y)
        pt.y = *y ;

    if ( !IsTopLevel() )
    {
        wxTopLevelWindowMac* top = MacGetTopLevelWindow();
        if (top)
        {
            pt.x -= MacGetLeftBorderSize() ;
            pt.y -= MacGetTopBorderSize() ;
            wxMacControl::Convert( &pt , m_peer , top->m_peer ) ;
        }
    }

    if (x)
        *x = (int) pt.x ;
    if (y)
        *y = (int) pt.y ;
}

void wxWindowMac::MacWindowToRootWindow( short *x , short *y ) const
{
    int x1 , y1 ;

    if (x)
        x1 = *x ;
    if (y)
        y1 = *y ;

    MacWindowToRootWindow( &x1 , &y1 ) ;

    if (x)
        *x = x1 ;
    if (y)
        *y = y1 ;
}

void wxWindowMac::MacRootWindowToWindow( int *x , int *y ) const
{
    wxPoint pt ;

    if (x)
        pt.x = *x ;
    if (y)
        pt.y = *y ;

    if ( !IsTopLevel() )
    {
        wxTopLevelWindowMac* top = MacGetTopLevelWindow();
        if (top)
        {
            wxMacControl::Convert( &pt , top->m_peer , m_peer ) ;
            pt.x += MacGetLeftBorderSize() ;
            pt.y += MacGetTopBorderSize() ;
        }
    }

    if (x)
        *x = (int) pt.x ;
    if (y)
        *y = (int) pt.y ;
}

void wxWindowMac::MacRootWindowToWindow( short *x , short *y ) const
{
    int x1 , y1 ;

    if (x)
        x1 = *x ;
    if (y)
        y1 = *y ;

    MacRootWindowToWindow( &x1 , &y1 ) ;

    if (x)
        *x = x1 ;
    if (y)
        *y = y1 ;
}

void wxWindowMac::MacGetContentAreaInset( int &left , int &top , int &right , int &bottom )
{
    RgnHandle rgn = NewRgn() ;

    if ( m_peer->GetRegion( kControlContentMetaPart , rgn ) == noErr )
    {
        Rect structure, content ;

        GetRegionBounds( rgn , &content ) ;
        m_peer->GetRect( &structure ) ;
        OffsetRect( &structure, -structure.left , -structure.top ) ;

        left = content.left - structure.left ;
        top = content.top - structure.top ;
        right = structure.right - content.right ;
        bottom = structure.bottom - content.bottom ;
    }
    else
    {
        left = top = right = bottom = 0 ;
    }

    DisposeRgn( rgn ) ;
}

wxSize wxWindowMac::DoGetSizeFromClientSize( const wxSize & size )  const
{
    wxSize sizeTotal = size;