代码如下:

#!/usr/bin/python

#-*-coding:utf-8-*-

from PyQt4.QtGui import *

from PyQt4.QtCore import *

from PyQt4.Qt import *

class ChangeSkinWidget(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:3px border:1px solid rgb(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()

def changeSkin(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"download count:" + download_count)

def translateLanguage(self):

self.use_skin_button.setText(u"use skin")

def paintEvent(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)

def mousePressEvent(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)

def mouseReleaseEvent(self,event):

self.mouse_press = False

def enterEvent(self,event):

self.mouse_enter = True

self.update()

def leaveEvent(self,event):

self.mouse_enter = False

self.update()

if __name__ == '__main__':

import sys

app = QApplication(sys.argv)

skin = ChangeSkinWidget()

skin.show()

sys.exit(app.exec_())

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