python和pyqt实现360的CLable控件
#!/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_())
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