python实现360皮肤按钮控件示例

fromPyQt4.QtGuiimport*
fromPyQt4.QtCoreimport*
fromPyQt4.Qtimport*

classChangeSkinWidget(QWidget):
 def__init__(self,parent=None):
  super(ChangeSkinWidget,self).__init__(parent)
  self.setFixedSize(140,160)
  self.mouse_press=False
  self.mouse_enter=False
  #self.pixmap=QPixmap()
  self.pixmap_name=""

  self.skin_label= QLabel()#显示皮肤
  self.skin_name_label= QLabel()#显示皮肤名称
  self.download_count_label= QLabel()#显示下载次数
  self.use_skin_button= QPushButton()#使用此皮肤按钮
  self.setCursor(Qt.PointingHandCursor)

  self.use_skin_button.setStyleSheet("border-radius:3pxborder:1pxsolidrgb(180,190,200)color:rgb(70,70,70)background:transparent")
  self.skin_label.setScaledContents(True)
  self.skin_label.setFixedSize(100,65)
  self.use_skin_button.setFixedSize(85,25)

  self.background_layout= QVBoxLayout()
  self.background_layout.addWidget(self.skin_label,0,Qt.AlignCenter)
  self.background_layout.addWidget(self.skin_name_label,0,Qt.AlignCenter)
  self.background_layout.addWidget(self.download_count_label,0,Qt.AlignCenter)
  self.background_layout.addWidget(self.use_skin_button,0,Qt.AlignCenter)
  self.background_layout.setSpacing(5)
  self.background_layout.setContentsMargins(0,10,0,10)

  self.setLayout(self.background_layout)
  self.skin.connect(self.changeSkin)

  self.translateLanguage()

 skin=pyqtSignal()

 defchangeSkin(self,pixmap_name, skin_name, download_count):
  self.background_name=pixmap_name+"_big.png"
  self.pixmap_name=self.background_name

 #更改皮肤背景
  #self.pixmap()
  self.skin_label.setPixmap(QPixmap(self.background_name))

 #更改皮肤名称
  self.skin_name_label.setText(skin_name)

 #更改下载次数
  self.download_count_label.setText(u"downloadcount:"+download_count)

 deftranslateLanguage(self):
  self.use_skin_button.setText(u"useskin")

 defpaintEvent(self,event):
  if(self.mouse_enter):
   #绘制边框
   painter=QPainter(self)
   pen=QPen(QColor(210,225,230))
   painter.setPen(pen)
   painter.drawRoundRect(0,0,self.width()-1,self.height()-1,5,5)

 defmousePressEvent(self,event):
  #只能是鼠标左键移动和改变大小
  if(event.button()==Qt.LeftButton):
   self.mouse_press=True
   self.emit(SIGNAL("skin"),self.pixmap_name)

 defmouseReleaseEvent(self,event):
  self.mouse_press=False

 defenterEvent(self,event):
  self.mouse_enter=True
  self.update()

 defleaveEvent(self,event):
  self.mouse_enter=False
  self.update()
if__name__=="__main__":
 importsys
 app=QApplication(sys.argv)

 skin=ChangeSkinWidget()
 skin.show()

 sys.exit(app.exec_())