用PyQt实现透明桌面时钟小部件!
发布时间:2020-12-17 17:16:05 所属栏目:Python 来源:网络整理
导读:今天PHP站长网 52php.cn把收集自互联网的代码分享给大家,仅供参考。 #coding=utf-8'''Created on 2012-4-6 @author: 大孟''' import sysfrom PyQt4 import QtGui,QtCore from PyQt4.QtCore import Qtfrom PyQt4.QtCore i
以下代码由PHP站长网 52php.cn收集自互联网 现在PHP站长网小编把它分享给大家,仅供参考 #coding=utf-8 ''' Created on 2012-4-6 @author: 大孟 ''' import sys from PyQt4 import QtGui,QtCore from PyQt4.QtCore import Qt from PyQt4.QtCore import QPoint from PyQt4.QtCore import QTimer from PyQt4.QtCore import QTime from PyQt4.QtGui import QPainter from PyQt4.QtGui import QColor from PyQt4.QtGui import QPolygon from PyQt4.QtCore import SIGNAL as signal class Clock(QtGui.QWidget): ''' classdocs ''' def __init__(self): ''' Constructor ''' super(Clock,self).__init__() self.hourColor=QColor(127,127); self.minuteColor=QColor(0,127,191) self.secondColor=QColor(127,120) self.initUI() self.timer = QTimer() self.timer.timeout.connect(self.update) self.timer.start(30) self.show() def handChange(self): self.side = min(self.width(),self.height()) self.hand=(max(self.side/200,4),max(self.side/100,8),max(self.side/40,30)) self.hourHand=QPolygon([QPoint(self.hand[0],self.hand[1]),QPoint(-self.hand[0],QPoint(0,-self.hand[2])]) self.minuteHand=QPolygon([QPoint(self.hand[0],-self.hand[2]*2)]) self.secondHand=QPolygon([QPoint(self.hand[0],-self.hand[2]*3)]) def set_transparency(self,enabled): if enabled: self.setAutoFillBackground(False) else: self.setAttribute(Qt.WA_NoSystemBackground,False) #下面这种方式好像不行 # pal=QtGui.QPalette() # pal.setColor(QtGui.QPalette.Background,QColor(127,10,120)) # self.setPalette(pal) self.setAttribute(Qt.WA_TranslucentBackground,enabled) self.repaint() def initUI(self): self.setGeometry(300,300,200) self.setWindowTitle('Clock') self.handChange() self.rightButton=False # 下面两个配合实现窗体透明和置顶 sizeGrip=QtGui.QSizeGrip(self) self.setWindowFlags(Qt.FramelessWindowHint|Qt.WindowStaysOnTopHint|Qt.SubWindow ) #self.setMouseTracking(True); self.trans=True self.set_transparency(True) quitAction = QtGui.QAction(QtGui.QIcon('quit.png'),'&Quit',self) self.connect(quitAction,signal("triggered()"),QtGui.qApp.quit) backAction = QtGui.QAction( '&Back',self) self.connect(backAction,self.backClicked) self.popMenu= QtGui.QMenu() self.popMenu.addAction(quitAction) self.popMenu.addAction(backAction) def resizeEvent(self,e): self.handChange() def backClicked(self): if self.trans == True : self.trans = False self.set_transparency(False) else: self.trans = True self.set_transparency(True) def mouseReleaseEvent(self,e): if self.rightButton == True: self.rightButton=False self.popMenu.popup(e.globalPos()) def mouseMoveEvent(self,e): if e.buttons() & Qt.LeftButton: self.move(e.globalPos()-self.dragPos) e.accept() def mousePressEvent(self,e): if e.button() == Qt.LeftButton: self.dragPos=e.globalPos()-self.frameGeometry().topLeft() e.accept() if e.button() == Qt.RightButton and self.rightButton == False: self.rightButton=True def paintEvent(self,e): time = QTime.currentTime() qp = QPainter() qp.begin(self) #qp.setRenderHint(QPainter.Antialiasing) # 开启这个抗锯齿,会很占cpu的! qp.translate(self.width() / 2,self.height() / 2) qp.scale(self.side / 200.0,self.side / 200.0) qp.setPen(QtCore.Qt.NoPen) qp.setBrush(self.hourColor) qp.save() qp.rotate(30.0 * ((time.hour() + time.minute()/ 60.0))) qp.drawConvexPolygon(self.hourHand) qp.restore() qp.setPen(self.hourColor) for i in range(12): qp.drawLine(88,96,0) qp.rotate(30.0) qp.setPen(QtCore.Qt.NoPen) qp.setBrush(self.minuteColor) qp.save() qp.rotate(6.0 * ((time.minute() + (time.second()+time.msec()/1000.0) / 60.0))) qp.drawConvexPolygon(self.minuteHand) qp.restore() qp.setPen(self.minuteColor) for i in range(60): if (i % 5) is not 0: qp.drawLine(92,0) qp.rotate(6.0) qp.setPen(QtCore.Qt.NoPen) qp.setBrush(self.secondColor) qp.save() qp.rotate(6.0*(time.second()+time.msec()/1000.0)) qp.drawConvexPolygon(self.secondHand) qp.restore() qp.end() if __name__ == '__main__': app = QtGui.QApplication(sys.argv) clock = Clock() sys.exit(app.exec_()) 以上内容由PHP站长网【52php.cn】收集整理供大家参考研究 如果以上内容对您有帮助,欢迎收藏、点赞、推荐、分享。 (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |