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pytqt/examples3/tut7.py

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1.5 KiB

#!/usr/bin/env python
# TQt tutorial 7.
import sys
from python_tqt import qt
class LCDRange(qt.TQVBox):
def __init__(self, parent=None, name=None):
qt.TQVBox.__init__(self, parent, name)
lcd = qt.TQLCDNumber(2, self, "lcd")
self.slider = qt.TQSlider(qt.TQt.Horizontal, self, "slider")
self.slider.setRange(0, 99)
self.slider.setValue(0)
self.connect(self.slider, qt.SIGNAL("valueChanged(int)"), lcd, qt.SLOT("display(int)"))
self.connect(self.slider, qt.SIGNAL("valueChanged(int)"), self, qt.PYSIGNAL("valueChanged(int)"))
def value(self):
return self.slider.value()
def setValue(self, value):
self.slider.setValue(value)
class MyWidget(qt.TQVBox):
def __init__(self, parent=None, name=None):
qt.TQVBox.__init__(self, parent, name)
quit = qt.TQPushButton("Quit", self, "quit")
quit.setFont(qt.TQFont("Times", 18, qt.TQFont.Bold))
self.connect(quit, qt.SIGNAL("clicked()"), qt.tqApp, qt.SLOT("quit()"))
grid = qt.TQGrid(4, self)
self.lcdlist = []
previous = None
for r in range(4):
for c in range(4):
lr = LCDRange(grid)
if previous:
self.connect(lr, qt.PYSIGNAL("valueChanged(int)"), previous.setValue)
previous = lr
self.lcdlist.append(lr)
a = qt.TQApplication(sys.argv)
w = MyWidget()
a.setMainWidget(w)
w.show()
sys.exit(a.exec_loop())