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            Cpper
            C/C++高級工程師 Android高級軟件工程師 IT集成工程師 音頻工程師 熟悉c,c++,java,c#,py,js,asp等多種語言 程序猿
            代碼如下:
            class lmmsStyle : public QPlastiqueStyle
            {
            public:
                lmmsStyle();
                
            virtual ~lmmsStyle() 
                {
                }

                
            virtual QPalette standardPalette( void ) const;

                
            virtual void drawComplexControl(
                            ComplexControl control,
                            
            const QStyleOptionComplex * option,
                                QPainter 
            *painter,
                                    
            const QWidget *widget ) const;
                
            virtual void drawPrimitive( PrimitiveElement element,
                                
            const QStyleOption *option,
                                QPainter 
            *painter,
                                
            const QWidget *widget = 0 ) const;

                
            virtual int pixelMetric( PixelMetric metric,
                                
            const QStyleOption * option = 0
                                
            const QWidget * widget = 0 ) const;

            } ;

            實現為:
            lmmsStyle::lmmsStyle():
            QPlastiqueStyle()
            {
                //QFile file("resources:style.css");
                //file.open( QIODevice::ReadOnly);
                //qApp->setStyleSheet(file.readAll());
                qApp->setPalette(standardPalette());
            }
            QPalette lmmsStyle::standardPalette(void)const
            {
                QPalette pal = QPlastiqueStyle::standardPalette();
                pal.setColor( QPalette::Background, QColor( 172, 176, 188 ) );
                pal.setColor( QPalette::WindowText, QColor( 240, 240, 240 ) );
                pal.setColor( QPalette::Base, QColor( 128, 128, 128 ) );
                pal.setColor( QPalette::Text, QColor( 224, 224, 224 ) );
                pal.setColor( QPalette::Button, QColor( 172, 176, 188 ) );
                pal.setColor( QPalette::Shadow, QColor( 30, 30, 30 ) );
                pal.setColor( QPalette::ButtonText, QColor( 255, 255, 255 ) );
                pal.setColor( QPalette::BrightText, QColor( 20, 255, 20 ) );
                pal.setColor( QPalette::Highlight, QColor( 204, 204, 204 ) );
                pal.setColor( QPalette::HighlightedText, QColor( 0, 0, 0 ) );
                return(pal);
            }
            void lmmsStyle::drawComplexControl(ComplexControl control,
                                               const QStyleOptionComplex * option,
                                               QPainter *painter,
                                               const QWidget *widget ) const
            {
            	// fix broken titlebar styling on win32
            	if( control == CC_TitleBar )
            	{
            		const QStyleOptionTitleBar * titleBar =
            			qstyleoption_cast<const QStyleOptionTitleBar *>(option );
            		if( titleBar )
            		{
            			QStyleOptionTitleBar so( *titleBar );
            			so.palette = standardPalette();
            			so.palette.setColor( QPalette::HighlightedText,
            				( titleBar->titleBarState & State_Active ) ?
                                                    QColor( 205, 205, 205 ) :
                                                            QColor( 192, 212, 152 ) );
            			so.palette.setColor( QPalette::Text,
                                                                    QColor( 74, 74, 74 ) );
            			QPlastiqueStyle::drawComplexControl( control, &so,
            							painter, widget );
            			return;
            		}
            	}
            	QPlastiqueStyle::drawComplexControl( control, option, painter, widget );
            }
            void lmmsStyle::drawPrimitive( PrimitiveElement element, 
            		const QStyleOption *option, QPainter *painter, 
            		const QWidget *widget) const
            {
            	if( element == QStyle::PE_Frame ||
            			element == QStyle::PE_FrameLineEdit ||
            			element == QStyle::PE_PanelLineEdit )
            	{
            		const QRect rect = option->rect;
                            QColor black = QColor( 10, 10, 10 );
            		QColor shadow = option->palette.shadow().color();
            		QColor highlight = option->palette.highlight().color();
            		int a100 = 165;
            		int a75 = static_cast<int>( a100 * .75 );
            		int a50 = static_cast<int>( a100 * .6 );
            		int a25 = static_cast<int>( a100 * .33 );
            		QLine lines[4];
            		QPoint points[4];
            		// black inside lines
            		// 50%
            		black.setAlpha(a100);
            		painter->setPen(QPen(black, 0));
            		lines[0] = QLine(rect.left() + 2, rect.top() + 1,
            					rect.right() - 2, rect.top() + 1);
            		lines[1] = QLine(rect.left() + 2, rect.bottom() - 1,
            					rect.right() - 2, rect.bottom() - 1);
            		lines[2] = QLine(rect.left() + 1, rect.top() + 2,
            					rect.left() + 1, rect.bottom() - 2);
            		lines[3] = QLine(rect.right() - 1, rect.top() + 2,
            					rect.right() - 1, rect.bottom() - 2);
            		painter->drawLines(lines, 4);
            		// black inside dots
            		black.setAlpha(a50);
            		painter->setPen(QPen(black, 0));
            		points[0] = QPoint(rect.left() + 2, rect.top() + 2);
            		points[1] = QPoint(rect.left() + 2, rect.bottom() - 2);
            		points[2] = QPoint(rect.right() - 2, rect.top() + 2);
            		points[3] = QPoint(rect.right() - 2, rect.bottom() - 2);
            		painter->drawPoints(points, 4);
            		// outside lines - shadow
            		// 100%
            		shadow.setAlpha(a75);
            		painter->setPen(QPen(shadow, 0));
            		lines[0] = QLine(rect.left() + 2, rect.top(),
            						rect.right() - 2, rect.top());
            		lines[1] = QLine(rect.left(), rect.top() + 2,
            						rect.left(), rect.bottom() - 2);
            		painter->drawLines(lines, 2);
            		
            		// outside corner dots - shadow
            		// 75%
            		shadow.setAlpha(a50);
            		painter->setPen(QPen(shadow, 0));
            		points[0] = QPoint(rect.left() + 1, rect.top() + 1);
            		points[1] = QPoint(rect.right() - 1, rect.top() + 1);
            		painter->drawPoints(points, 2);
            		
            		// outside end dots - shadow
            		// 50%
            		shadow.setAlpha(a25);
            		painter->setPen(QPen(shadow, 0));
            		points[0] = QPoint(rect.left() + 1, rect.top());
            		points[1] = QPoint(rect.left(), rect.top() + 1);
            		points[2] = QPoint(rect.right() - 1, rect.top());
            		points[3] = QPoint(rect.left(), rect.bottom() - 1);
            		painter->drawPoints(points, 4);
            		
            		// outside lines - highlight
            		// 100%
            		highlight.setAlpha(a75);
            		painter->setPen(QPen(highlight, 0));
            		lines[0] = QLine(rect.left() + 2, rect.bottom(),
            					rect.right() - 2, rect.bottom());
            		lines[1] = QLine(rect.right(), rect.top() + 2,
            					rect.right(), rect.bottom() - 2);
            		painter->drawLines(lines, 2);
            		
            		// outside corner dots - highlight
            		// 75%
            		highlight.setAlpha(a50);
            		painter->setPen(QPen(highlight, 0));
            		points[0] = QPoint(rect.left() + 1, rect.bottom() - 1);
            		points[1] = QPoint(rect.right() - 1, rect.bottom() - 1);
            		painter->drawPoints(points, 2);
            		
            		// outside end dots - highlight
            		// 50%
            		highlight.setAlpha(a25);
            		painter->setPen(QPen(highlight, 0));
            		points[0] = QPoint(rect.right() - 1, rect.bottom());
            		points[1] = QPoint(rect.right(), rect.bottom() - 1);
            		points[2] = QPoint(rect.left() + 1, rect.bottom());
            		points[3] = QPoint(rect.right(), rect.top() + 1);
            		painter->drawPoints(points, 4);
            	}
            	else 
            	{
            		QPlastiqueStyle::drawPrimitive( element, option, painter,
            								widget );
            	}
            }
            int lmmsStyle::pixelMetric( PixelMetric _metric, const QStyleOption * _option,
            						const QWidget * _widget ) const
            {
            	switch( _metric )
            	{
            		case QStyle::PM_ButtonMargin:
            			return 3;
            		case QStyle::PM_ButtonIconSize:
            			return 20;
            		case QStyle::PM_ToolBarItemMargin:
            			return 1;
            		case QStyle::PM_ToolBarItemSpacing:
            			return 2;
            		case QStyle::PM_TitleBarHeight:
            			return 24;
            		default:
            			return QPlastiqueStyle::pixelMetric( _metric, _option,
            								_widget );
            	}
            }

            posted on 2011-06-12 21:03 ccsdu2009 閱讀(1732) 評論(0)  編輯 收藏 引用 所屬分類: QT編程
             
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