参考QT例子,做下记录:
思路:
2.设置边框显示宽度
self.SHADOW_WIDTH=8
def drawShadow(self,painter):
#绘制左上角、左下角、右上角、右下角、上、下、左、右边框
self.pixmaps=QStringList()
self.pixmaps.append(QString("./img/border/left_top.png"))
self.pixmaps.append(QString("./img/border/left_bottom.png"))
self.pixmaps.append(QString("./img/border/right_top.png"))
self.pixmaps.append(QString("./img/border/right_bottom.png"))
self.pixmaps.append(QString("./img/border/top_mid.png"))
self.pixmaps.append(QString("./img/border/bottom_mid.png"))
self.pixmaps.append(QString("./img/border/left_mid.png"))
self.pixmaps.append(QString("./img/border/right_mid.png"))
painter.drawPixmap(0, 0, self.SHADOW_WIDTH, self.SHADOW_WIDTH, QPixmap(self.pixmaps[0])) #左上角
painter.drawPixmap(self.width()-self.SHADOW_WIDTH, 0, self.SHADOW_WIDTH, self.SHADOW_WIDTH, QPixmap(self.pixmaps[2])) #右上角
painter.drawPixmap(0,self.height()-self.SHADOW_WIDTH, self.SHADOW_WIDTH, self.SHADOW_WIDTH, QPixmap(self.pixmaps[1])) #左下角
painter.drawPixmap(self.width()-self.SHADOW_WIDTH, self.height()-self.SHADOW_WIDTH, self.SHADOW_WIDTH, self.SHADOW_WIDTH, QPixmap(self.pixmaps[3])) #右下角
painter.drawPixmap(0, self.SHADOW_WIDTH, self.SHADOW_WIDTH, self.height()-2*self.SHADOW_WIDTH, QPixmap(self.pixmaps[6]).scaled(self.SHADOW_WIDTH, self.height()-2*self.SHADOW_WIDTH)) #左
painter.drawPixmap(self.width()-self.SHADOW_WIDTH, self.SHADOW_WIDTH, self.SHADOW_WIDTH, self.height()-2*self.SHADOW_WIDTH, QPixmap(self.pixmaps[7]).scaled(self.SHADOW_WIDTH, self.height()- 2*self.SHADOW_WIDTH)) #右
painter.drawPixmap(self.SHADOW_WIDTH, 0, self.width()-2*self.SHADOW_WIDTH, self.SHADOW_WIDTH, QPixmap(self.pixmaps[4]).scaled(self.width()-2*self.SHADOW_WIDTH, self.SHADOW_WIDTH)) #上
painter.drawPixmap(self.SHADOW_WIDTH, self.height()-self.SHADOW_WIDTH, self.width()-2*self.SHADOW_WIDTH, self.SHADOW_WIDTH, QPixmap(self.pixmaps[5]).scaled(self.width()-2*self.SHADOW_WIDTH, self.SHADOW_WIDTH)) #下
def paintEvent(self, event):
painter = QPainter(self)
self.drawShadow(painter)
painter.setPen(Qt.NoPen)
painter.setBrush(Qt.white)
painter.drawRect(QRect(self.SHADOW_WIDTH, self.SHADOW_WIDTH, self.width()-2*self.SHADOW_WIDTH, self.height()-2*self.SHADOW_WIDTH))
self.setWindowFlags(Qt.FramelessWindowHint)
self.setAttribute(Qt.WA_TranslucentBackground)
效果如下: