changeskinwidget.cpp

#include "changeskinwidget.h"
#include <qsignalmapper.h>
#include <QGridLayout>
#include <QPushButton>
#include <QLabel>
#include <QPainter>
changeSkinWidget::changeSkinWidget(QString picName,QWidget *parent) :
    QWidget(parent)
{
    bgPicName=picName;
    QSignalMapper *signalMapper=new QSignalMapper(this);
    QStringList bkPicName;
    bkPicName<<":/img/skin/angryBird.jpg"<<":/img/skin/blackPoint.jpg"<<":/img/skin/blueSky.jpg"<<
               ":/img/skin/classic.jpg"<<":/img/skin/greenWorld.jpg"<<":/img/skin/oldWood.jpg"<<
               ":/img/skin/pinkLove.jpg"<<":/img/skin/redThunder.jpg"<<":/img/skin/sixYears.jpg";
    QStringList tip;
    tip<<tr("愤怒的小鸟")<<tr("优雅爵士")<<tr("蓝色天空")<<tr("经典皮肤")<<
         tr("青青世界")<<tr("古典木纹")<<tr("粉色之恋")<<tr("红色惊雷")<<tr("卫士六周年");

    QGridLayout *gridLayout=new QGridLayout;
    gridLayout->setSpacing(0);
    int r=0,c=0;
    for(int i=0;i<9;i++)
    {
        QPushButton *btn=new QPushButton;
        // btn->setFlat(true);
        QIcon icon(bkPicName[i].left(bkPicName[i].indexOf("."))+"Small.jpg");
        btn->setIcon(icon);
        btn->setIconSize(QSize(97,62));
        btn->setToolTip(tip[i]);
        connect(btn,SIGNAL(clicked()),signalMapper,SLOT(map()));
        signalMapper->setMapping(btn,bkPicName[i]);
        if(i%3==0)
        {
            r++;
            c=0;
        }
        gridLayout->addWidget(btn,r,c++);
    }
    connect(signalMapper,SIGNAL(mapped(QString)),this,SIGNAL(changeSkin(QString)));
    connect(signalMapper,SIGNAL(mapped(QString)),this,SLOT(setSkin(QString)));

    QVBoxLayout *mainLayout=new QVBoxLayout;
    mainLayout->addWidget(new QLabel(tr("更换皮肤")),0,Qt::AlignHCenter);
    mainLayout->addLayout(gridLayout);
    setLayout(mainLayout);
    setWindowFlags(Qt::Popup);

}

void changeSkinWidget::paintEvent(QPaintEvent *){
    QPainter painter(this);
    painter.setBrush(QBrush(QPixmap(bgPicName)));
    painter.setRenderHints(QPainter::Antialiasing,true);
    painter.setPen(Qt::black);
    painter.drawRect(rect());
}

void changeSkinWidget::setSkin(QString picName){
    bgPicName=picName;
    update();
}