C++ QColorGroup::button方法代码示例

/*!\reimp
 */
void QWindowsStyle::drawComboButton( QPainter *p, int x, int y, int w, int h,
				     const QColorGroup &g, bool sunken ,
				     bool /* editable */,
				     bool enabled,
				     const QBrush *fill )
{
    qDrawWinPanel(p, x, y, w, h, g, TRUE,
		   fill?fill:(enabled?&g.brush( QColorGroup::Base ):
				      &g.brush( QColorGroup::Background )));
    // the special reversed left shadow panel ( slightly different from drawPanel() )
    //qDrawWinPanel(p, w-2-16,2,16,h-4, g, sunken);
    // #### DO SUNKEN!
    if ( sunken )
	drawWinShades( p, x+w-2-16, y+2, 16, h-4,
		       g.dark(), g.dark(), g.button(), g.button(), 
		       fill ? fill : &g.brush( QColorGroup::Button ) );
    else
	drawWinShades( p, x+w-2-16, y+2, 16, h-4,
		       g.midlight(), g.shadow(), g.light(), g.dark(), 
		       fill ? fill : &g.brush( QColorGroup::Button ) );


    drawArrow( p, QStyle::DownArrow, sunken,
	       x+w-2-16+ 2, y+2+ 2, 16- 4, h-4- 4, g, enabled,
	       fill ? fill : &g.brush( QColorGroup::Button ) );

}

    HTMLColors()
    {
        map["black"] = "#000000";
        map["green"] = "#008000";
        map["silver"] = "#c0c0c0";
        map["lime"] = "#00ff00";
        map["gray"] = "#808080";
        map["olive"] = "#808000";
        map["white"] = "#ffffff";
        map["yellow"] = "#ffff00";
        map["maroon"] = "#800000";
        map["navy"] = "#000080";
        map["red"] = "#ff0000";
        map["blue"] = "#0000ff";
        map["purple"] = "#800080";
        map["teal"] = "#008080";
        map["fuchsia"] = "#ff00ff";
        map["aqua"] = "#00ffff";
	map["crimson"] = "#dc143c";
	map["indigo"] = "#4b0082";
#ifdef __BEOS__
	printf( "Warning: HTMLColors::HTMLColors() not initiating all colors\n" );
#else	
        // ### react to style changes
        // see http://www.richinstyle.com for details
        QColorGroup cg = kapp->palette().active();
        map["activeborder"] = cg.light(); // bordercolor of an active window
        map["activecaption"] = cg.text(); // caption color of an active window
        map["appworkspace"] = cg.background(); // background color of an MDI interface
        map["highlight"] = cg.highlight();
        map["highlighttext"] = cg.highlightedText();
        cg = kapp->palette().inactive();
        map["background"] = cg.background(); // desktop background color
        map["buttonface"] = cg.button(); // Button background color
        map["buttonhighlight"] =  cg.light();
        map["buttonshadow"] = cg.shadow();
        map["buttontext"] = cg.buttonText();
        map["captiontext"] = cg.text();
        map["infobackground"] = QToolTip::palette().inactive().background();
        map["menu"] = cg.background();
        map["menutext"] = cg.foreground();
        map["scrollbar"] = cg.background();
        map["threeddarkshadow"] = cg.dark();
        map["threedface"] = cg.button();
        map["threedhighlight"] = cg.light();
        map["threedlightshadow"] = cg.midlight();
        map["window"] = cg.background();
        map["windowframe"] = cg.background();
        map["text"] = cg.text();
        cg = kapp->palette().disabled();
        map["inactiveborder"] = cg.background();
        map["inactivecaption"] = cg.background();
        map["inactivecaptiontext"] = cg.text();
        map["graytext"] = cg.text();
#endif	
    };

void qDrawWinButton( QPainter *p, int x, int y, int w, int h,
		     const QColorGroup &g, bool sunken,
		     const QBrush *fill )
{
    if ( sunken )
	qDrawWinShades( p, x, y, w, h,
		       g.shadow(), g.light(), g.dark(), g.button(), fill );
    else
	qDrawWinShades( p, x, y, w, h,
		       g.light(), g.shadow(), g.button(), g.dark(), fill );
}

/*!
  Draws a press-sensitive shape.
*/
void QWindowsStyle::drawButton( QPainter *p, int x, int y, int w, int h,
				const QColorGroup &g, bool sunken, const QBrush* fill)
{
    if (sunken)
	drawWinShades( p, x, y, w, h,
		       g.shadow(), g.light(), g.dark(), g.button(),
		       fill?fill: &g.brush( QColorGroup::Button ) );
    else
	drawWinShades( p, x, y, w, h,
		       g.light(), g.shadow(), g.button(), g.dark(),
		       fill?fill:&g.brush( QColorGroup::Button ) );

}

void FreshStyle::drawExclusiveIndicator ( QPainter * p, int x, int y, int w,
	int h, const QColorGroup &cg, bool on, bool down, bool enabled )
{
    static const QCOORD pts1[] = {              // dark lines
	1,9, 1,8, 0,7, 0,4, 1,3, 1,2, 2,1, 3,1, 4,0, 7,0, 8,1, 9,1 };
    static const QCOORD pts4[] = {              // white lines
	2,10, 3,10, 4,11, 7,11, 8,10, 9,10, 10,9, 10,8, 11,7,
	11,4, 10,3, 10,2 };
    static const QCOORD pts5[] = {              // inner fill
	4,2, 7,2, 9,4, 9,7, 7,9, 4,9, 2,7, 2,4 };

    p->eraseRect( x, y, w, h );
    QPointArray a( QCOORDARRLEN(pts1), pts4 );
    a.translate( x, y );
    p->setPen( cg.dark() );
    p->drawPolyline( a );
    a.setPoints( QCOORDARRLEN(pts4), pts1 );
    a.translate( x, y );
    p->setPen( cg.light() );
    p->drawPolyline( a );
    a.setPoints( QCOORDARRLEN(pts5), pts5 );
    a.translate( x, y );
    QColor fillColor = ( down || !enabled ) ? cg.button() : cg.base();
    p->setPen( fillColor );
    p->setBrush( fillColor  ) ;
    p->drawPolygon( a );
    if ( on ) {
	p->setPen( NoPen );
	p->setBrush( cg.text() );
	p->drawRect( x+5, y+4, 2, 4 );
	p->drawRect( x+4, y+5, 4, 2 );
    }
}

/*!\reimp
 */
void
QWindowsStyle::drawPushButton( QPushButton* btn, QPainter *p)
{
#ifndef QT_NO_PUSHBUTTON
    QColorGroup g = btn->colorGroup();
    int x1, y1, x2, y2;

    btn->rect().coords( &x1, &y1, &x2, &y2 );	// get coordinates

    p->setPen( g.foreground() );
    p->setBrush( QBrush(g.button(),NoBrush) );

    int diw = buttonDefaultIndicatorWidth();
    if ( btn->isDefault() || btn->autoDefault() ) {
	if ( btn->isDefault() ) {
	    p->setPen( g.shadow() );
	    p->drawRect( x1, y1, x2-x1+1, y2-y1+1 );
	}
	x1 += diw;
	y1 += diw;
	x2 -= diw;
	y2 -= diw;
    }

    bool clearButton = TRUE;
    if ( btn->isDown() ) {
	if ( btn->isDefault() ) {
	    p->setPen( g.dark() );
	    p->drawRect( x1, y1, x2-x1+1, y2-y1+1 );
	} else {
	    drawButton( p, x1, y1, x2-x1+1, y2-y1+1, g, TRUE,
			&g.brush( QColorGroup::Button ) );
	}
    } else {
	if ( btn->isToggleButton() && btn->isOn() && btn->isEnabled() ) {
	    QBrush fill(g.light(), Dense4Pattern );
	    drawButton( p, x1, y1, x2-x1+1, y2-y1+1, g, TRUE, &fill );
	    clearButton = FALSE;
	} else {
	    if ( !btn->isFlat() )
		drawButton( p, x1, y1, x2-x1+1, y2-y1+1, g, btn->isOn(),
			&g.brush( QColorGroup::Button ) );
	}
    }
    if ( clearButton ) {
	if (btn->isDown())
	    p->setBrushOrigin(p->brushOrigin() + QPoint(1,1));
	p->fillRect( x1+2, y1+2, x2-x1-3, y2-y1-3,
		     g.brush( QColorGroup::Button ) );
	if (btn->isDown())
	    p->setBrushOrigin(p->brushOrigin() - QPoint(1,1));
    }

    if ( p->brush().style() != NoBrush )
	p->setBrush( NoBrush );

#endif
}

// motif arrows look the same whether they are used or not
// is this correct?
static void qDrawMotifArrow( QPainter *p, Qt::ArrowType type, bool down,
			     int x, int y, int w, int h,
			     const QColorGroup &g, bool )
{
    QPointArray bFill;				// fill polygon
    QPointArray bTop;				// top shadow.
    QPointArray bBot;				// bottom shadow.
    QPointArray bLeft;				// left shadow.
#ifndef QT_NO_TRANSFORMATIONS
    QWMatrix	matrix;				// xform matrix
#endif
    bool vertical = type == Qt::UpArrow || type == Qt::DownArrow;
    bool horizontal = !vertical;
    int	 dim = w < h ? w : h;
    int	 colspec = 0x0000;			// color specification array

    if ( dim < 2 )				// too small arrow
	return;

    if ( dim > 3 ) {
	if ( dim > 6 )
	    bFill.resize( dim & 1 ? 3 : 4 );
	bTop.resize( (dim/2)*2 );
	bBot.resize( dim & 1 ? dim + 1 : dim );
	bLeft.resize( dim > 4 ? 4 : 2 );
	bLeft.putPoints( 0, 2, 0,0, 0,dim-1 );
	if ( dim > 4 )
	    bLeft.putPoints( 2, 2, 1,2, 1,dim-3 );
	bTop.putPoints( 0, 4, 1,0, 1,1, 2,1, 3,1 );
	bBot.putPoints( 0, 4, 1,dim-1, 1,dim-2, 2,dim-2, 3,dim-2 );

	for( int i=0; i<dim/2-2 ; i++ ) {
	    bTop.putPoints( i*2+4, 2, 2+i*2,2+i, 5+i*2, 2+i );
	    bBot.putPoints( i*2+4, 2, 2+i*2,dim-3-i, 5+i*2,dim-3-i );
	}
	if ( dim & 1 )				// odd number size: extra line
	    bBot.putPoints( dim-1, 2, dim-3,dim/2, dim-1,dim/2 );
	if ( dim > 6 ) {			// dim>6: must fill interior
	    bFill.putPoints( 0, 2, 1,dim-3, 1,2 );
	    if ( dim & 1 )			// if size is an odd number
		bFill.setPoint( 2, dim - 3, dim / 2 );
	    else
		bFill.putPoints( 2, 2, dim-4,dim/2-1, dim-4,dim/2 );
	}
    }
    else {
	if ( dim == 3 ) {			// 3x3 arrow pattern
	    bLeft.setPoints( 4, 0,0, 0,2, 1,1, 1,1 );
	    bTop .setPoints( 2, 1,0, 1,0 );
	    bBot .setPoints( 2, 1,2, 2,1 );
	}
	else {					// 2x2 arrow pattern
	    bLeft.setPoints( 2, 0,0, 0,1 );
	    bTop .setPoints( 2, 1,0, 1,0 );
	    bBot .setPoints( 2, 1,1, 1,1 );
	}
    }

    if ( type == Qt::UpArrow || type == Qt::LeftArrow ) {
#ifndef QT_NO_TRANSFORMATIONS	// #### fix me!
	matrix.translate( x, y );
	if ( vertical ) {
	    matrix.translate( 0, h - 1 );
	    matrix.rotate( -90 );
	} else {
	    matrix.translate( w - 1, h - 1 );
	    matrix.rotate( 180 );
	}
#endif
	if ( down )
	    colspec = horizontal ? 0x2334 : 0x2343;
	else
	    colspec = horizontal ? 0x1443 : 0x1434;
    }
    else if ( type == Qt::DownArrow || type == Qt::RightArrow ) {
#ifndef QT_NO_TRANSFORMATIONS	// #### fix me!
	matrix.translate( x, y );
	if ( vertical ) {
	    matrix.translate( w-1, 0 );
	    matrix.rotate( 90 );
	}
#endif
	if ( down )
	    colspec = horizontal ? 0x2443 : 0x2434;
	else
	    colspec = horizontal ? 0x1334 : 0x1343;
    }

    QColor *cols[5];
    cols[0] = 0;
    cols[1] = (QColor *)&g.button();
    cols[2] = (QColor *)&g.mid();
    cols[3] = (QColor *)&g.light();
    cols[4] = (QColor *)&g.dark();
#define CMID	*cols[ (colspec>>12) & 0xf ]
#define CLEFT	*cols[ (colspec>>8) & 0xf ]
#define CTOP	*cols[ (colspec>>4) & 0xf ]
#define CBOT	*cols[ colspec & 0xf ]
//.........这里部分代码省略.........

void Mine::paint( QPainter* p, const QColorGroup &cg, const QRect& cr )
{
    int x = cr.x();
    int y = cr.y();
    if ( !knownField || knownField->width() != cr.width() ||
	 knownField->height() != cr.height() ) {
	delete knownField;
	knownField = new QPixmap( cr.width(), cr.height() );
	QPainter pp( knownField );
	QBrush br( cg.button().dark(115) );
	qDrawWinButton( &pp, QRect( 0, 0, cr.width(), cr.height() ), cg, TRUE, &br );
    }

    const int pmmarg=cr.width()/5;

    if ( !unknownField || unknownField->width() != cr.width() ||
         unknownField->height() != cr.height() ) {
	delete unknownField;
	unknownField = new QPixmap( cr.width(), cr.height() );
	QPainter pp( unknownField );
	QBrush br( cg.button() );
	qDrawWinButton( &pp, QRect( 0, 0, cr.width(), cr.height() ), cg, FALSE, &br );
    }

    if ( !flag_pix || flag_pix->width() != cr.width()-pmmarg*2 ||
	 flag_pix->height() != cr.height()-pmmarg*2 ) {
	delete flag_pix;
	flag_pix = new QPixmap( cr.width()-pmmarg*2, cr.height()-pmmarg*2 );
	flag_pix->convertFromImage( QImage(pix_flag).smoothScale(cr.width()-pmmarg*2, cr.height()-pmmarg*2) );
    }

    if ( !mine_pix || mine_pix->width() != cr.width()-pmmarg*2 ||
	 mine_pix->height() != cr.height()-pmmarg*2 ) {
	delete mine_pix;
	mine_pix = new QPixmap( cr.width()-pmmarg*2, cr.height()-pmmarg*2 );
	mine_pix->convertFromImage( QImage(pix_mine).smoothScale(cr.width()-pmmarg*2, cr.height()-pmmarg*2) );
    }

    p->save();

    switch(st) {
    case Hidden:
	p->drawPixmap( x, y, *unknownField );
	break;
    case Empty:
	p->drawPixmap( x, y, *knownField );
	if ( hint > 0 ) {
	    switch( hint ) {
	    case 1:
		p->setPen( blue );
		break;
	    case 2:
		p->setPen( green.dark() );
		break;
	    case 3:
		p->setPen( red );
		break;
	    case 4:
		p->setPen( darkYellow.dark() );
		break;
	    case 5:
		p->setPen( darkMagenta );
		break;
	    case 6:
		p->setPen( darkRed );
		break;
	    default:
		p->setPen( black );
		break;
	    }
	    p->drawText( cr, AlignHCenter | AlignVCenter, QString::number( hint ) );
	}
	break;
    case Mined:
	p->drawPixmap( x, y, *knownField );
	p->drawPixmap( x+pmmarg, y+pmmarg, *mine_pix );
	break;
    case Exploded:
	p->drawPixmap( x, y, *knownField );
	p->drawPixmap( x+pmmarg, y+pmmarg, *mine_pix );
	p->setPen( red );
	p->drawText( cr, AlignHCenter | AlignVCenter, "X" );
	break;
    case Flagged:
	p->drawPixmap( x, y, *unknownField );
	p->drawPixmap( x+pmmarg, y+pmmarg, *flag_pix );
	break;
#ifdef MARK_UNSURE
    case Unsure:
	p->drawPixmap( x, y, *unknownField );
	p->drawText( cr, AlignHCenter | AlignVCenter, "?" );
	break;
#endif
    case Wrong:
	p->drawPixmap( x, y, *unknownField );
	p->drawPixmap( x+pmmarg, y+pmmarg, *flag_pix );
	p->setPen( red );
	p->drawText( cr, AlignHCenter | AlignVCenter, "X" );
	break;
    }
//.........这里部分代码省略.........

void MetalStyle::drawControl( ControlElement element,
			      QPainter *p,
			      const QWidget *widget,
			      const QRect &r,
			      const QColorGroup &cg,
			      SFlags how,
			      const QStyleOption& opt ) const
{
    switch( element ) {
    case CE_PushButton:
	{
	    const QPushButton *btn;
	    btn = (const QPushButton*)widget;
	    int x1, y1, x2, y2;
	
	    r.coords( &x1, &y1, &x2, &y2 );
	
	    p->setPen( cg.foreground() );
	    p->setBrush( QBrush(cg.button(), NoBrush) );

	
	    QBrush fill;
	    if ( btn->isDown() )
		fill = cg.brush( QColorGroup::Mid );
	    else if ( btn->isOn() )
		fill = QBrush( cg.mid(), Dense4Pattern );
	    else
		fill = cg.brush( QColorGroup::Button );
	
	    if ( btn->isDefault() ) {
		QPointArray a;
		a.setPoints( 9,
			     x1, y1, x2, y1, x2, y2, x1, y2, x1, y1+1,
			     x2-1, y1+1, x2-1, y2-1, x1+1, y2-1, x1+1, y1+1 );
		p->setPen( Qt::black );
		p->drawPolyline( a );
		x1 += 2;
		y1 += 2;
		x2 -= 2;
		y2 -= 2;
	    }
	    SFlags flags = Style_Default;
	    if ( btn->isOn() )
		flags |= Style_On;
	    if ( btn->isDown() )
		flags |= Style_Down;
	    if ( !btn->isFlat() && !btn->isDown() )
		flags |= Style_Raised;
	    drawPrimitive( PE_ButtonCommand, p,
			   QRect( x1, y1, x2 - x1 + 1, y2 - y1 + 1),
			   cg, flags, opt );
	
	    if ( btn->isMenuButton() ) {
		flags = Style_Default;
		if ( btn->isEnabled() )
		    flags |= Style_Enabled;
		
		int dx = ( y1 - y2 - 4 ) / 3;
		drawPrimitive( PE_ArrowDown, p,
			       QRect(x2 - dx, dx, y1, y2 - y1),
			       cg, flags, opt );
	    }
	    if ( p->brush().style() != NoBrush )
		p->setBrush( NoBrush );
	    break;
	}
    case CE_PushButtonLabel:
	{
	    const QPushButton *btn;
	    btn = (const QPushButton*)widget;
	    int x, y, w, h;
	    r.rect( &x, &y, &w, &h );
	
	    int x1, y1, x2, y2;
	    r.coords( &x1, &y1, &x2, &y2 );
	    int dx = 0;
	    int dy = 0;
	    if ( btn->isMenuButton() )
		dx = ( y2 - y1 ) / 3;
	    if ( btn->isOn() || btn->isDown() ) {
		dx--;
		dy--;
	    }
	    if ( dx || dy )
		p->translate( dx, dy );
	    x += 2;
	    y += 2;
	    w -= 4;
	    h -= 4;
	    drawItem( p, QRect( x, y, w, h ),
		      AlignCenter|ShowPrefix,
		      cg, btn->isEnabled(),
		      btn->pixmap(), btn->text(), -1,
		      (btn->isDown() || btn->isOn())? &cg.brightText() : &cg.buttonText() );
	    if ( dx || dy )
		p->translate( -dx, -dy );
	    break;
	}
    default:
	QWindowsStyle::drawControl( element, p, widget, r, cg, how, opt );
//.........这里部分代码省略.........

void QCDEStyle::drawArrow( QPainter *p, ArrowType type, bool down,
		 int x, int y, int w, int h,
		 const QColorGroup &g, bool enabled, const QBrush * /* fill */ )
{
    QPointArray bFill;				// fill polygon
    QPointArray bTop;				// top shadow.
    QPointArray bBot;				// bottom shadow.
    QPointArray bLeft;				// left shadow.
    QWMatrix	matrix;				// xform matrix
    bool vertical = type == UpArrow || type == DownArrow;
    bool horizontal = !vertical;
    int	 dim = w < h ? w : h;
    int	 colspec = 0x0000;			// color specification array

    if ( dim < 2 )				// too small arrow
	return;

    // adjust size and center (to fix rotation below)
    if ( w >  dim ) {
	x += (w-dim)/2;
	w = dim;
    }
    if ( h > dim ) {
	y += (h-dim)/2;
	h = dim;
    }

    if ( dim > 3 ) {
	bFill.resize( dim & 1 ? 3 : 4 );
	bTop.resize( 2 );
	bBot.resize( 2 );
	bLeft.resize( 2 );
	bLeft.putPoints( 0, 2, 0,0, 0,dim-1 );
	bTop.putPoints( 0, 2, 1,0, dim-1, dim/2);
	bBot.putPoints( 0, 2, 1,dim-1, dim-1, dim/2);

	if ( dim > 6 ) {			// dim>6: must fill interior
	    bFill.putPoints( 0, 2, 1,dim-1, 1,1 );
	    if ( dim & 1 )			// if size is an odd number
		bFill.setPoint( 2, dim - 2, dim / 2 );
	    else
		bFill.putPoints( 2, 2, dim-2,dim/2-1, dim-2,dim/2 );
	}
    }
    else {
	if ( dim == 3 ) {			// 3x3 arrow pattern
	    bLeft.setPoints( 4, 0,0, 0,2, 1,1, 1,1 );
	    bTop .setPoints( 2, 1,0, 1,0 );
	    bBot .setPoints( 2, 1,2, 2,1 );
	}
	else {					// 2x2 arrow pattern
	    bLeft.setPoints( 2, 0,0, 0,1 );
	    bTop .setPoints( 2, 1,0, 1,0 );
	    bBot .setPoints( 2, 1,1, 1,1 );
	}
    }

    if ( type == UpArrow || type == LeftArrow ) {
	matrix.translate( x, y );
	if ( vertical ) {
	    matrix.translate( 0, h - 1 );
	    matrix.rotate( -90 );
	} else {
	    matrix.translate( w - 1, h - 1 );
	    matrix.rotate( 180 );
	}
	if ( down )
	    colspec = horizontal ? 0x2334 : 0x2343;
	else
	    colspec = horizontal ? 0x1443 : 0x1434;
    }
    else if ( type == DownArrow || type == RightArrow ) {
	matrix.translate( x, y );
	if ( vertical ) {
	    matrix.translate( w-1, 0 );
	    matrix.rotate( 90 );
	}
	if ( down )
	    colspec = horizontal ? 0x2443 : 0x2434;
	else
	    colspec = horizontal ? 0x1334 : 0x1343;
    }

    QColor *cols[5];
    if ( enabled ) {
	cols[0] = 0;
	cols[1] = (QColor *)&g.button();
	cols[2] = (QColor *)&g.mid();
	cols[3] = (QColor *)&g.light();
	cols[4] = (QColor *)&g.dark();
    } else {
	cols[0] = 0;
	cols[1] = (QColor *)&g.button();
	cols[2] = (QColor *)&g.button();
	cols[3] = (QColor *)&g.button();
	cols[4] = (QColor *)&g.button();
    }
#define CMID	*cols[ (colspec>>12) & 0xf ]
#define CLEFT	*cols[ (colspec>>8) & 0xf ]
#define CTOP	*cols[ (colspec>>4) & 0xf ]
//.........这里部分代码省略.........

/*!\reimp
 */
void QPlatinumStyle::drawComplexControl( ComplexControl control,
					 QPainter *p,
					 const QWidget *widget,
					 const QRect &r,
					 const QColorGroup &cg,
					 SFlags how,
					 SCFlags sub,
					 SCFlags subActive,
					 const QStyleOption& opt ) const
{
    switch ( control ) {
    case CC_ComboBox:
	{
	    int x,
		y,
		w,
		h;
	    r.rect( &x, &y, &w, &h );
	    p->fillRect( x + 2,  y + 2, w - 4,
			 h - 4, cg.brush(QColorGroup::Button) );
	    // the bright side
	    p->setPen(cg.shadow());
	    p->drawLine( x, y, x + w - 1, y );
	    p->drawLine( x, y, x, y + h - 1 );

	    p->setPen( cg.light() );
	    p->drawLine( x + 1, y + 1,
			 x + w - 2, y + 1 );
	    p->drawLine( x + 1, y + 1,
			 x + 1, y + h - 2 );

	    // the dark side!


	    p->setPen( cg.mid() );
	    p->drawLine( x + 2, y + h - 2,
			 x + w - 2, y + h - 2 );
	    p->drawLine( x + w - 2, y + 2,
			 x + w - 2, y + h - 2 );

	    p->setPen (cg.shadow() );
	    p->drawLine( x + 1, y + h - 1,
			 x + w - 1, y + h - 1 );
	    p->drawLine( x + w - 1, y,
			 x + w - 1, y + h - 1 );

	    // top left corner:
	    p->setPen( cg.background() );
	    p->drawPoint( x, y );
	    p->drawPoint( x + 1, y );
	    p->drawPoint( x, y + 1 );
	    p->setPen( cg.shadow() );
	    p->drawPoint( x + 1, y + 1 );
	    p->setPen( white );
	    p->drawPoint( x + 3, y + 3 );
	    // bottom left corner:
	    p->setPen( cg.background() );
	    p->drawPoint( x, y + h - 1 );
	    p->drawPoint( x + 1, y + h - 1 );
	    p->drawPoint( x, y + h - 2 );
	    p->setPen( cg.shadow() );
	    p->drawPoint( x + 1, y + h - 2 );
	    // top right corner:
	    p->setPen( cg.background() );
	    p->drawPoint( x + w - 1, y );
	    p->drawPoint( x + w - 2, y );
	    p->drawPoint( x + w - 1, y + 1 );
	    p->setPen( cg.shadow() );
	    p->drawPoint( x + w - 2, y + 1 );
	    // bottom right corner:
	    p->setPen( cg.background() );
	    p->drawPoint( x + w - 1, y + h - 1 );
	    p->drawPoint( x + w - 2, y + h - 1 );
	    p->drawPoint( x + w - 1, y + h - 2 );
	    p->setPen( cg.shadow() );
	    p->drawPoint( x + w - 2, y + h - 2 );
	    p->setPen( cg.dark() );
	    p->drawPoint( x + w - 3, y + h - 3 );

	    if ( sub & SC_ComboBoxArrow ) {
		QRect rTmp = querySubControlMetrics( CC_ComboBox, widget,
						     SC_ComboBoxArrow, opt );
		int xx = rTmp.x(),
		    yy = rTmp.y(),
		    ww = rTmp.width(),
		    hh = rTmp.height();
		// the bright side

		p->setPen( cg.mid() );
		p->drawLine( xx, yy+2, xx, yy+hh-3 );

		p->setPen( cg.button() );
		p->drawLine( xx+1, yy+1, xx+ww-2, yy+1 );
		p->drawLine( xx+1, yy+1, xx+1, yy+hh-2 );

		p->setPen( cg.light() );
		p->drawLine( xx+2, yy+2, xx+2, yy+hh-2 );
		p->drawLine( xx+2, yy+2, xx+ww-2, yy+2 );
//.........这里部分代码省略.........

/*!\reimp
 */
void QPlatinumStyle::drawPrimitive( PrimitiveElement pe,
				    QPainter *p,
				    const QRect &r,
				    const QColorGroup &cg,
				    SFlags flags,
				    const QStyleOption& opt ) const
{
    switch (pe) {
    case PE_HeaderSection:
	{
	    // adjust the sunken flag, otherwise headers are drawn
	    // sunken...
	    if ( flags & Style_Sunken )
		flags ^= Style_Sunken;
	    drawPrimitive( PE_ButtonBevel, p, r, cg, flags, opt );
	    break;
	}
    case PE_ButtonTool:
	{
	    // tool buttons don't change color when pushed in platinum,
	    // so we need to make the mid and button color the same
	    QColorGroup myCG = cg;
	    QBrush fill;

	    // quick trick to make sure toolbuttons drawn sunken
	    // when they are activated...
	    if ( flags & Style_On )
		flags |= Style_Sunken;

	    fill = myCG.brush( QColorGroup::Button );
	    myCG.setBrush( QColorGroup::Mid, fill );
	    drawPrimitive( PE_ButtonBevel, p, r, myCG, flags, opt );
	    break;
	}
    case PE_ButtonBevel:
	{
	    int x,
		y,
		w,
		h;
	    r.rect( &x, &y, &w, &h );

	    QPen oldPen = p->pen();
	    if ( w * h < 1600 ||
		 QABS(w - h) > 10 ) {
		// small buttons

		if ( !(flags & (Style_Sunken | Style_Down)) ) {
		    p->fillRect( x + 2, y + 2, w - 4, h - 4,
				 cg.brush(QColorGroup::Button) );
		    // the bright side
		    p->setPen( cg.dark() );
		    // the bright side
		    p->setPen( cg.dark() );
		    p->drawLine( x, y, x + w - 1, y );
		    p->drawLine( x, y, x, y + h - 1 );

		    p->setPen( cg.light() );
		    p->drawLine( x + 1, y + 1, x + w - 2, y + 1 );
		    p->drawLine( x + 1, y + 1, x + 1, y + h - 2 );

		    // the dark side
		    p->setPen( cg.mid() );
		    p->drawLine( x + 2, y + h - 2, x + w - 2, y + h - 2 );
		    p->drawLine( x + w - 2, y + 2, x + w - 2, y + h - 3 );

		    p->setPen( cg.dark().dark() );
		    p->drawLine( x + 1, y + h - 1, x + w - 1,
				 y + h - 1 );
		    p->drawLine( x + w - 1, y + 1,
				 x + w - 1,
				 y + h - 2 );
		} else {
		    p->fillRect(x + 2, y + 2,
				w - 4, h - 4,
				cg.brush( QColorGroup::Mid ));

		    // the dark side
		    p->setPen( cg.dark().dark() );
		    p->drawLine( x, y, x + w - 1, y );
		    p->drawLine( x, y, x, y + h - 1 );

		    p->setPen( cg.mid().dark());
		    p->drawLine( x + 1, y + 1,
				 x + w-2, y + 1);
		    p->drawLine( x + 1, y + 1,
				 x + 1, y + h - 2 );


		    // the bright side!

		    p->setPen(cg.button());
		    p->drawLine( x + 1, y + h - 2,
				 x + w - 2,
				 y + h - 2 );
		    p->drawLine( x + w - 2, y + 1,
				 x + w - 2,
				 y + h - 2 );
//.........这里部分代码省略.........

/*!\reimp
 */
void QPlatinumStyle::drawControl( ControlElement element,
				  QPainter *p,
				  const QWidget *widget,
				  const QRect &r,
				  const QColorGroup &cg,
				  SFlags how,
				  const QStyleOption& opt ) const
{
    switch( element ) {
    case CE_PushButton:
	{
#ifndef QT_NO_PUSHBUTTON
	    QColorGroup myCg( cg );
	    const QPushButton *btn;
	    int x1, y1, x2, y2;
	    bool useBevelButton;
	    SFlags flags;
	    flags = Style_Default;
	    btn = (const QPushButton*)widget;
	    p->setBrushOrigin( -widget->backgroundOffset().x(),
			       -widget->backgroundOffset().y() );

	    // take care of the flags based on what we know...
	    if ( btn->isDown() )
		flags |= Style_Down;
	    if ( btn->isOn() )
		flags |= Style_On;
	    if ( btn->isEnabled() )
		flags |= Style_Enabled;
	    if ( btn->isDefault() )
		flags |= Style_Default;
 	    if (! btn->isFlat() && !(flags & Style_Down))
 		flags |= Style_Raised;

	    r.coords( &x1, &y1, &x2, &y2 );

	    p->setPen( cg.foreground() );
	    p->setBrush( QBrush(cg.button(), NoBrush) );

	    QBrush fill;
	    if ( btn->isDown() ) {
		fill = cg.brush( QColorGroup::Dark );
		// this could be done differently, but this
		// makes a down Bezel drawn correctly...
		myCg.setBrush( QColorGroup::Mid, fill );
	    } else if ( btn->isOn() ) {
		fill = QBrush( cg.mid(), Dense4Pattern );
		myCg.setBrush( QColorGroup::Mid, fill );
	    }
	    // to quote the old QPlatinumStlye drawPushButton...
	    // small or square image buttons as well as toggle buttons are
	    // bevel buttons (what a heuristic....)
	    if ( btn->isToggleButton()
		 || ( btn->pixmap() &&
		      (btn->width() * btn->height() < 1600 ||
		       QABS( btn->width() - btn->height()) < 10 )) )
		useBevelButton = TRUE;
	    else
		useBevelButton = FALSE;

	    int diw = pixelMetric( PM_ButtonDefaultIndicator, widget );
	    if ( btn->isDefault() ) {
		x1 += 1;
		y1 += 1;
		x2 -= 1;
		y2 -= 1;
		QColorGroup cg2( myCg );
		SFlags myFlags = flags;
		// don't draw the default button sunken, unless it's necessary.
		if ( myFlags & Style_Down )
		    myFlags ^= Style_Down;
		if ( myFlags & Style_Sunken )
		    myFlags ^= Style_Sunken;

		cg2.setColor( QColorGroup::Button, cg.mid() );
		if ( useBevelButton ) {
		    drawPrimitive( PE_ButtonBevel, p, QRect( x1, y1,
							     x2 - x1 + 1,
							     y2 - y1 + 1 ),
				   myCg, myFlags, opt );
		} else {
		    drawPrimitive( PE_ButtonCommand, p, QRect( x1, y1,
							       x2 - x1 + 1,
							       y2 - y1 + 1 ),
				   cg2, myFlags, opt );
		}
	    }

	    if ( btn->isDefault() || btn->autoDefault() ) {
		x1 += diw;
		y1 += diw;
		x2 -= diw;
		y2 -= diw;
	    }

	    if ( !btn->isFlat() || btn->isOn() || btn->isDown() ) {
		if ( useBevelButton ) {
		    // fix for toggle buttons...
//.........这里部分代码省略.........