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-rwxr-xr-xexamples2/tut10.py145
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diff --git a/examples2/tut10.py b/examples2/tut10.py
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--- a/examples2/tut10.py
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-#!/usr/bin/env python
-
-# TQt tutorial 10.
-
-import sys
-from python_tqt.qt import *
-
-
-class LCDRange(TQVBox):
- def __init__(self,parent=None,name=None):
- TQVBox.__init__(self,parent,name)
-
- lcd = TQLCDNumber(2,self,'lcd')
- self.slider = TQSlider(TQt.Horizontal,self,'slider')
- self.slider.setRange(0,99)
- self.slider.setValue(0)
- self.connect(self.slider,SIGNAL('valueChanged(int)'),lcd,SLOT('display(int)'))
- self.connect(self.slider,SIGNAL('valueChanged(int)'),self,PYSIGNAL('valueChanged(int)'))
-
- self.setFocusProxy(self.slider)
-
- def value(self):
- return self.slider.value()
-
- def setValue(self,value):
- self.slider.setValue(value)
-
- def setRange(self,minVal,maxVal):
- if minVal < 0 or maxVal > 99 or minVal > maxVal:
- raise ValueError('LCDRange.setRange(): invalid range')
- self.slider.setRange(minVal,maxVal)
-
-
-class CannonField(TQWidget):
- def __init__(self,parent=None,name=None):
- TQWidget.__init__(self,parent,name)
-
- self.ang = 45
- self.f = 0
- self.setPalette(TQPalette(TQColor(250,250,200)))
-
- def angle(self):
- return self.ang
-
- def setAngle(self,degrees):
- if degrees < 5:
- degrees = 5
- if degrees > 70:
- degrees = 70
- if self.ang == degrees:
- return
- self.ang = degrees
- self.repaint(self.cannonRect(),0)
- self.emit(PYSIGNAL('angleChanged(int)'),(self.ang,))
-
- def force(self):
- return self.f
-
- def setForce(self,newton):
- if newton < 0:
- newton = 0
- if self.f == newton:
- return
- self.f = newton
- self.emit(PYSIGNAL('forceChanged(int)'),(self.f,))
-
- def paintEvent(self,ev):
- if not ev.rect().intersects(self.cannonRect()):
- return
-
- cr = self.cannonRect()
- pix = TQPixmap(cr.size())
- pix.fill(self,cr.topLeft())
-
- p = TQPainter(pix)
-
- p.setBrush(TQt.blue)
- p.setPen(TQt.NoPen)
-
- p.translate(0,pix.height() - 1)
- p.drawPie(TQRect(-35,-35,70,70),0,90 * 16)
- p.rotate(-self.ang)
- p.drawRect(TQRect(33,-4,15,8))
- p.end()
-
- p.begin(self)
- p.drawPixmap(cr.topLeft(),pix)
-
- def cannonRect(self):
- r = TQRect(0,0,50,50)
- r.moveBottomLeft(self.rect().bottomLeft())
- return r
-
- def sizePolicy(self):
- return TQSizePolicy(TQSizePolicy.Expanding,TQSizePolicy.Expanding)
-
-
-class MyWidget(TQWidget):
- def __init__(self,parent=None,name=None):
- TQWidget.__init__(self,parent,name)
-
- quit = TQPushButton('&Quit',self,'quit')
- quit.setFont(TQFont('Times',18,TQFont.Bold))
- self.connect(quit,SIGNAL('clicked()'),tqApp,SLOT('quit()'))
-
- self.angle = LCDRange(self,'angle')
- self.angle.setRange(5,70)
-
- self.force = LCDRange(self,'force')
- self.force.setRange(10,50)
-
- self.cannonField = CannonField(self,'cannonField')
-
- self.connect(self.angle,PYSIGNAL('valueChanged(int)'),self.cannonField.setAngle)
- self.connect(self.cannonField,PYSIGNAL('angleChanged(int)'),self.angle.setValue)
-
- self.connect(self.force,PYSIGNAL('valueChanged(int)'),self.cannonField.setForce)
- self.connect(self.cannonField,PYSIGNAL('forceChanged(int)'),self.force.setValue)
-
- grid = TQGridLayout(self,2,2,10)
-
- grid.addWidget(quit,0,0)
- grid.addWidget(self.cannonField,1,1)
- grid.setColStretch(1,10)
-
- leftBox = TQVBoxLayout()
-
- grid.addLayout(leftBox,1,0)
-
- leftBox.addWidget(self.angle)
- leftBox.addWidget(self.force)
-
- self.angle.setValue(60)
- self.force.setValue(25)
- self.angle.setFocus()
-
-
-TQApplication.setColorSpec(TQApplication.CustomColor)
-a = TQApplication(sys.argv)
-
-w = MyWidget()
-w.setGeometry(100,100,500,355)
-a.setMainWidget(w)
-w.show()
-a.exec_loop()