python和pyqt实现360的CLable控件

内容导读

互联网集市收集整理的这篇技术教程文章主要介绍了python和pyqt实现360的CLable控件，小编现在分享给大家，供广大互联网技能从业者学习和参考。文章包含2721字，纯文字阅读大概需要4分钟。

内容图文

#!/usr/bin/python
#-*-coding:utf-8-*-

from PyQt4.QtGui import *
from PyQt4.QtCore import *
from PyQt4.Qt import *

class CLabel(QWidget):

signalLabelPress = pyqtSignal()
def __init__(self,parent = None):
super(CLabel,self).__init__(parent)
self.initVariable()
self.initSetupUi()
#self.m_mouseEnterFlag = False
#self.m_mousePressFlag = True
#pointer members

#self.m_pLabelIcon = QLabel(self)
#self.m_pLabelText = QLabel(self)

def setPixmap(self,pixmap):
self.m_pLabelIcon.setPixmap(pixmap.scaled(QSize(30, 30), Qt.KeepAspectRatio, Qt.SmoothTransformation))

def setText(self,text):
self.m_pLabelText.setText(text)

def setMouseEnterFlag(self, flag):
self.m_mouseEnterFlag = flag
self.update()

def setMousePressFlag(self, flag):
self.m_mousePressFlag = flag
self.update()

def enterEvent(self,event):
if(~self.getMousePressFlag()):
self.setMouseEnterFlag(True)
self.setCursor(Qt.PointingHandCursor)

def leaveEvent(self,event):
self.setMouseEnterFlag(False)

def mousePressEvent(self,e):
if(e.button() == Qt.LeftButton):
self.setMousePressFlag(True)
self.signalLabelPress.emit()

def paintEvent(self,e):
painter = QPainter(self)
if(self.getMouseEnterFlag()):
self.paintWidget(50, painter)
elif(self.getMousePressFlag()):
self.paintWidget(80, painter)
QWidget.paintEvent(self,e)

def initVariable(self):
self.setMouseEnterFlag(False)
self.setMousePressFlag(False)

def initSetupUi(self):
self.createFrame()
self.createWidget()
self.createLayout()

def createFrame(self):
self.setStyleSheet("QWidget background:transparentborder:0pxcolor:whitefont-weight:boldfont-size:16px")

def createWidget(self):
self.m_pLabelIcon = QLabel(self)
self.m_pLabelText = QLabel(self)

def createLayout(self):
self.m_pHLayout = QHBoxLayout()
self.m_pHLayout.setSpacing(10)
self.m_pHLayout.setContentsMargins(QMargins(5, 0, 5, 0))
self.m_pHLayout.addWidget(self.m_pLabelIcon)
self.m_pHLayout.addWidget(self.m_pLabelText)
self.m_pHLayout.addStretch()

self.setLayout(self.m_pHLayout)

def paintWidget(self,transparency,device): #QPainter *
#self.pen = QPen(Qt.NoBrush)
#self.pen.setWidth(1)
device.setPen(Qt.NoPen)
self.linear = QLinearGradient(QPointF(self.rect().topLeft()), QPointF(self.rect().bottomLeft()))
self.linear.setColorAt(0, QColor(255, 255, 255, transparency))
self.brush = QBrush(self.linear)
device.setBrush(self.brush)
device.drawRoundedRect(self.rect(), 2, 2)

def getMouseEnterFlag(self):
return self.m_mouseEnterFlag

def getMousePressFlag(self):
return self.m_mousePressFlag

if __name__ == '__main__':
import sys
app = QApplication(sys.argv)

Label = CLabel()
Label.show()
sys.exit(app.exec_())

内容总结

以上是互联网集市为您收集整理的python和pyqt实现360的CLable控件全部内容，希望文章能够帮你解决python和pyqt实现360的CLable控件所遇到的程序开发问题。 如果觉得互联网集市技术教程内容还不错，欢迎将互联网集市网站推荐给程序员好友。

内容备注

版权声明：本文内容由互联网用户自发贡献，该文观点与技术仅代表作者本人。本站仅提供信息存储空间服务，不拥有所有权，不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容， 请发送邮件至 gblab@vip.qq.com 举报，一经查实，本站将立刻删除。

内容手机端