Adding the pyqt ported examples (replacing xmon examples because most of then did not work here)

15 files changed, 1835 insertions, 0 deletions

diff --git a/examples/tutorial/README b/examples/tutorial/README
new file mode 100644
index 0000000..33b3024
--- /dev/null
+++ b/examples/tutorial/README
@@ -0,0 +1,2 @@
+Here are the programs in the PyQt tutorial.  The original C++ tutorial itself
+is in http://doc.trolltech.com/4.0/tutorial.html.
diff --git a/examples/tutorial/t1.py b/examples/tutorial/t1.py
new file mode 100755
index 0000000..a1bcba7
--- /dev/null
+++ b/examples/tutorial/t1.py
@@ -0,0 +1,17 @@
+#!/usr/bin/env python
+
+# PyQt tutorial 1
+
+
+import sys
+from PySide import QtGui
+
+
+app = QtGui.QApplication(sys.argv)
+
+hello = QtGui.QPushButton("Hello world!")
+hello.resize(100, 30)
+
+hello.show()
+
+sys.exit(app.exec_())
diff --git a/examples/tutorial/t10.py b/examples/tutorial/t10.py
new file mode 100755
index 0000000..fc89a8a
--- /dev/null
+++ b/examples/tutorial/t10.py
@@ -0,0 +1,146 @@
+#!/usr/bin/env python
+
+# PyQt tutorial 10
+
+
+import sys
+from PySide import QtCore, QtGui
+
+
+class LCDRange(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        lcd = QtGui.QLCDNumber(2)
+        self.slider = QtGui.QSlider(QtCore.Qt.Horizontal)
+        self.slider.setRange(0, 99)
+        self.slider.setValue(0)
+
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     lcd, QtCore.SLOT("display(int)"))
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     self, QtCore.SIGNAL("valueChanged(int)"))
+
+        layout = QtGui.QVBoxLayout()
+        layout.addWidget(lcd)
+        layout.addWidget(self.slider)
+        self.setLayout(layout)
+
+        self.setFocusProxy(self.slider)
+
+    def value(self):
+        return self.slider.value()
+
+    def setValue(self, value):
+        self.slider.setValue(value)
+
+    def setRange(self, minValue, maxValue):
+        if minValue < 0 or maxValue > 99 or minValue > maxValue:
+            QtCore.qWarning("LCDRange::setRange(%d, %d)\n"
+                    "\tRange must be 0..99\n"
+                    "\tand minValue must not be greater than maxValue" % (minValue, maxValue))
+            return
+
+        self.slider.setRange(minValue, maxValue)
+
+
+class CannonField(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        self.currentAngle = 45
+        self.currentForce = 0
+        self.setPalette(QtGui.QPalette(QtGui.QColor(250, 250, 200)))
+        self.setAutoFillBackground(True)
+
+    def angle(self):
+        return self.currentAngle
+
+    def setAngle(self, angle):
+        if angle < 5:
+            angle = 5
+        if angle > 70:
+            angle = 70;
+        if self.currentAngle == angle:
+            return
+        self.currentAngle = angle
+        self.update()
+        self.emit(QtCore.SIGNAL("angleChanged(int)"), self.currentAngle)
+
+    def force(self):
+        return self.currentForce
+
+    def setForce(self, force):
+        if force < 0:
+            force = 0
+        if self.currentForce == force:
+            return
+        self.currentForce = force;
+        self.emit(QtCore.SIGNAL("forceChanged(int)"), self.currentForce)
+
+    def paintEvent(self, event):
+        painter = QtGui.QPainter(self)
+
+        painter.setPen(QtCore.Qt.NoPen)
+        painter.setBrush(QtCore.Qt.blue)
+
+        painter.translate(0, self.height())
+        painter.drawPie(QtCore.QRect(-35, -35, 70, 70), 0, 90 * 16)
+        painter.rotate(-self.currentAngle)
+        painter.drawRect(QtCore.QRect(33, -4, 15, 8))
+
+    def cannonRect(self):
+        result = QtCore.QRect(0, 0, 50, 50)
+        result.moveBottomLeft(self.rect().bottomLect())
+        return result
+
+
+class MyWidget(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        quit = QtGui.QPushButton("&Quit")
+        quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        self.connect(quit, QtCore.SIGNAL("clicked()"),
+                     QtGui.qApp, QtCore.SLOT("quit()"))
+
+        angle = LCDRange()
+        angle.setRange(5, 70)
+
+        force = LCDRange()
+        force.setRange(10, 50)
+
+        cannonField = CannonField()
+
+        self.connect(angle, QtCore.SIGNAL("valueChanged(int)"),
+                     cannonField.setAngle)
+        self.connect(cannonField, QtCore.SIGNAL("angleChanged(int)"),
+                     angle.setValue)
+
+        self.connect(force, QtCore.SIGNAL("valueChanged(int)"),
+                     cannonField.setForce)
+        self.connect(cannonField, QtCore.SIGNAL("forceChanged(int)"),
+                     force.setValue)
+
+        leftLayout = QtGui.QVBoxLayout()
+        leftLayout.addWidget(angle)
+        leftLayout.addWidget(force)
+
+        gridLayout = QtGui.QGridLayout()
+        gridLayout.addWidget(quit, 0, 0)
+        gridLayout.addLayout(leftLayout, 1, 0)
+        gridLayout.addWidget(cannonField, 1, 1, 2, 1)
+        gridLayout.setColumnStretch(1, 10)
+        self.setLayout(gridLayout)
+
+        angle.setValue(60)
+        force.setValue(25)
+        angle.setFocus()
+
+
+app = QtGui.QApplication(sys.argv)
+widget = MyWidget()
+widget.setGeometry(100, 100, 500, 355)
+widget.show()
+sys.exit(app.exec_())
diff --git a/examples/tutorial/t11.py b/examples/tutorial/t11.py
new file mode 100755
index 0000000..abb86d0
--- /dev/null
+++ b/examples/tutorial/t11.py
@@ -0,0 +1,216 @@
+#!/usr/bin/env python
+
+# PyQt tutorial 11
+
+
+import sys
+import math
+from PySide import QtCore, QtGui
+
+
+class LCDRange(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        lcd = QtGui.QLCDNumber(2)
+        self.slider = QtGui.QSlider(QtCore.Qt.Horizontal)
+        self.slider.setRange(0, 99)
+        self.slider.setValue(0)
+
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     lcd, QtCore.SLOT("display(int)"))
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     self, QtCore.SIGNAL("valueChanged(int)"))
+
+        layout = QtGui.QVBoxLayout()
+        layout.addWidget(lcd)
+        layout.addWidget(self.slider)
+        self.setLayout(layout)
+
+        self.setFocusProxy(self.slider)
+
+    def value(self):
+        return self.slider.value()
+
+    def setValue(self, value):
+        self.slider.setValue(value)
+
+    def setRange(self, minValue, maxValue):
+        if minValue < 0 or maxValue > 99 or minValue > maxValue:
+            QtCore.qWarning("LCDRange::setRange(%d, %d)\n"
+                    "\tRange must be 0..99\n"
+                    "\tand minValue must not be greater than maxValue" % (minValue, maxValue))
+            return
+
+        self.slider.setRange(minValue, maxValue)
+
+
+class CannonField(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        self.currentAngle = 45
+        self.currentForce = 0
+        self.timerCount = 0
+        self.autoShootTimer = QtCore.QTimer(self)
+        self.connect(self.autoShootTimer, QtCore.SIGNAL("timeout()"),
+                     self.moveShot)
+        self.shootAngle = 0
+        self.shootForce = 0
+        self.setPalette(QtGui.QPalette(QtGui.QColor(250, 250, 200)))
+        self.setAutoFillBackground(True)
+
+    def angle(self):
+        return self.currentAngle
+
+    def setAngle(self, angle):
+        if angle < 5:
+            angle = 5
+        if angle > 70:
+            angle = 70;
+        if self.currentAngle == angle:
+            return
+        self.currentAngle = angle
+        self.update()
+        self.emit(QtCore.SIGNAL("angleChanged(int)"), self.currentAngle)
+
+    def force(self):
+        return self.currentForce
+
+    def setForce(self, force):
+        if force < 0:
+            force = 0
+        if self.currentForce == force:
+            return
+        self.currentForce = force;
+        self.emit(QtCore.SIGNAL("forceChanged(int)"), self.currentForce)
+
+    def shoot(self):
+        if self.autoShootTimer.isActive():
+            return
+        self.timerCount = 0
+        self.shootAngle = self.currentAngle
+        self.shootForce = self.currentForce
+        self.autoShootTimer.start(5)
+
+    def moveShot(self):
+        region = QtGui.QRegion(self.shotRect())
+        self.timerCount += 1
+
+        shotR = self.shotRect()
+
+        if shotR.x() > self.width() or shotR.y() > self.height():
+            self.autoShootTimer.stop()
+        else:
+            region = region.unite(QtGui.QRegion(shotR))
+
+        self.update(region)
+
+    def paintEvent(self, event):
+        painter = QtGui.QPainter(self)
+
+        self.paintCannon(painter)
+        if self.autoShootTimer.isActive():
+            self.paintShot(painter)
+
+    def paintShot(self, painter):
+        painter.setPen(QtCore.Qt.NoPen);
+        painter.setBrush(QtCore.Qt.black)
+        painter.drawRect(self.shotRect())
+
+    barrelRect = QtCore.QRect(33, -4, 15, 8)
+
+    def paintCannon(self, painter):
+        painter.setPen(QtCore.Qt.NoPen)
+        painter.setBrush(QtCore.Qt.blue)
+
+        painter.save()
+        painter.translate(0, self.height())
+        painter.drawPie(QtCore.QRect(-35, -35, 70, 70), 0, 90 * 16)
+        painter.rotate(-self.currentAngle)
+        painter.drawRect(CannonField.barrelRect)
+        painter.restore()
+
+    def cannonRect(self):
+        result = QtCore.QRect(0, 0, 50, 50)
+        result.moveBottomLeft(self.rect().bottomLect())
+        return result
+
+    def shotRect(self):
+        gravity = 4.0
+
+        time = self.timerCount / 40.0
+        velocity = self.shootForce
+        radians = self.shootAngle * 3.14159265 / 180
+
+        velx = velocity * math.cos(radians)
+        vely = velocity * math.sin(radians)
+        x0 = (CannonField.barrelRect.right() + 5) * math.cos(radians)
+        y0 = (CannonField.barrelRect.right() + 5) * math.sin(radians)
+        x = x0 + velx * time
+        y = y0 + vely * time - 0.5 * gravity * time * time
+
+        result = QtCore.QRect(0, 0, 6, 6)
+        result.moveCenter(QtCore.QPoint(QtCore.qRound(x), self.height() - 1 - QtCore.qRound(y)))
+        return result
+
+
+class MyWidget(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        quit = QtGui.QPushButton("&Quit")
+        quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        self.connect(quit, QtCore.SIGNAL("clicked()"),
+                     QtGui.qApp, QtCore.SLOT("quit()"))
+
+        angle = LCDRange()
+        angle.setRange(5, 70)
+
+        force = LCDRange()
+        force.setRange(10, 50)
+
+        cannonField = CannonField()
+
+        self.connect(angle, QtCore.SIGNAL("valueChanged(int)"),
+                     cannonField.setAngle)
+        self.connect(cannonField, QtCore.SIGNAL("angleChanged(int)"),
+                     angle.setValue)
+
+        self.connect(force, QtCore.SIGNAL("valueChanged(int)"),
+                     cannonField.setForce)
+        self.connect(cannonField, QtCore.SIGNAL("forceChanged(int)"),
+                     force.setValue)
+
+        shoot = QtGui.QPushButton("&Shoot")
+        shoot.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        self.connect(shoot, QtCore.SIGNAL("clicked()"), cannonField.shoot)
+
+        topLayout = QtGui.QHBoxLayout()
+        topLayout.addWidget(shoot)
+        topLayout.addStretch(1)
+
+        leftLayout = QtGui.QVBoxLayout()
+        leftLayout.addWidget(angle)
+        leftLayout.addWidget(force)
+
+        gridLayout = QtGui.QGridLayout()
+        gridLayout.addWidget(quit, 0, 0)
+        gridLayout.addLayout(topLayout, 0, 1)
+        gridLayout.addLayout(leftLayout, 1, 0)
+        gridLayout.addWidget(cannonField, 1, 1, 2, 1)
+        gridLayout.setColumnStretch(1, 10)
+        self.setLayout(gridLayout)
+
+        angle.setValue(60)
+        force.setValue(25)
+        angle.setFocus()
+
+
+app = QtGui.QApplication(sys.argv)
+widget = MyWidget()
+widget.setGeometry(100, 100, 500, 355)
+widget.show()
+sys.exit(app.exec_())
diff --git a/examples/tutorial/t12.py b/examples/tutorial/t12.py
new file mode 100755
index 0000000..5663263
--- /dev/null
+++ b/examples/tutorial/t12.py
@@ -0,0 +1,265 @@
+#!/usr/bin/env python
+
+# PyQt tutorial 12
+
+
+import sys
+import math
+import random
+from PySide import QtCore, QtGui
+
+
+class LCDRange(QtGui.QWidget):
+    def __init__(self, text=None, parent=None):
+        if isinstance(text, QtGui.QWidget):
+            parent = text
+            text = None
+
+        QtGui.QWidget.__init__(self, parent)
+
+        self.init()
+
+        if text:
+            self.setText(text)
+
+    def init(self):
+        lcd = QtGui.QLCDNumber(2)
+        self.slider = QtGui.QSlider(QtCore.Qt.Horizontal)
+        self.slider.setRange(0, 99)
+        self.slider.setValue(0)
+        self.label = QtGui.QLabel()
+        self.label.setAlignment(QtCore.Qt.AlignHCenter | QtCore.Qt.AlignTop)
+
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     lcd, QtCore.SLOT("display(int)"))
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     self, QtCore.SIGNAL("valueChanged(int)"))
+
+        layout = QtGui.QVBoxLayout()
+        layout.addWidget(lcd)
+        layout.addWidget(self.slider)
+        layout.addWidget(self.label)
+        self.setLayout(layout)
+
+        self.setFocusProxy(self.slider)
+
+    def value(self):
+        return self.slider.value()
+
+    def setValue(self, value):
+        self.slider.setValue(value)
+
+    def text(self):
+        return self.label.text()
+
+    def setRange(self, minValue, maxValue):
+        if minValue < 0 or maxValue > 99 or minValue > maxValue:
+            QtCore.qWarning("LCDRange::setRange(%d, %d)\n"
+                    "\tRange must be 0..99\n"
+                    "\tand minValue must not be greater than maxValue" % (minValue, maxValue))
+            return
+
+        self.slider.setRange(minValue, maxValue)
+
+    def setText(self, text):
+        self.label.setText(text)
+
+
+class CannonField(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        self.currentAngle = 45
+        self.currentForce = 0
+        self.timerCount = 0
+        self.autoShootTimer = QtCore.QTimer(self)
+        self.connect(self.autoShootTimer, QtCore.SIGNAL("timeout()"),
+                     self.moveShot)
+        self.shootAngle = 0
+        self.shootForce = 0
+        self.target = QtCore.QPoint(0, 0)
+        self.setPalette(QtGui.QPalette(QtGui.QColor(250, 250, 200)))
+        self.setAutoFillBackground(True)
+        self.newTarget()
+
+    def angle(self):
+        return self.currentAngle
+
+    def setAngle(self, angle):
+        if angle < 5:
+            angle = 5
+        if angle > 70:
+            angle = 70;
+        if self.currentAngle == angle:
+            return
+        self.currentAngle = angle
+        self.update()
+        self.emit(QtCore.SIGNAL("angleChanged(int)"), self.currentAngle)
+
+    def force(self):
+        return self.currentForce
+
+    def setForce(self, force):
+        if force < 0:
+            force = 0
+        if self.currentForce == force:
+            return
+        self.currentForce = force;
+        self.emit(QtCore.SIGNAL("forceChanged(int)"), self.currentForce)
+
+    def shoot(self):
+        if self.autoShootTimer.isActive():
+            return
+        self.timerCount = 0
+        self.shootAngle = self.currentAngle
+        self.shootForce = self.currentForce
+        self.autoShootTimer.start(5)
+
+    firstTime = True
+
+    def newTarget(self):
+        if CannonField.firstTime:
+            CannonField.firstTime = False
+            midnight = QtCore.QTime(0, 0, 0)
+            random.seed(midnight.secsTo(QtCore.QTime.currentTime()))
+
+        self.target = QtCore.QPoint(200 + random.randint(0, 190 - 1), 10 + random.randint(0, 255 - 1))
+        self.update()
+
+    def moveShot(self):
+        region = QtGui.QRegion(self.shotRect())
+        self.timerCount += 1
+
+        shotR = self.shotRect()
+
+        if shotR.intersects(self.targetRect()):
+            self.autoShootTimer.stop()
+            self.emit(QtCore.SIGNAL("hit()"))
+        elif shotR.x() > self.width() or shotR.y() > self.height():
+            self.autoShootTimer.stop()
+            self.emit(QtCore.SIGNAL("missed()"))
+        else:
+            region = region.unite(QtGui.QRegion(shotR))
+
+        self.update(region)
+
+    def paintEvent(self, event):
+        painter = QtGui.QPainter(self)
+
+        self.paintCannon(painter)
+        if self.autoShootTimer.isActive():
+            self.paintShot(painter)
+
+        self.paintTarget(painter)
+
+    def paintShot(self, painter):
+        painter.setPen(QtCore.Qt.NoPen);
+        painter.setBrush(QtCore.Qt.black)
+        painter.drawRect(self.shotRect())
+
+    def paintTarget(self, painter):
+        painter.setPen(QtCore.Qt.black)
+        painter.setBrush(QtCore.Qt.red)
+        painter.drawRect(self.targetRect())
+
+    barrelRect = QtCore.QRect(33, -4, 15, 8)
+
+    def paintCannon(self, painter):
+        painter.setPen(QtCore.Qt.NoPen)
+        painter.setBrush(QtCore.Qt.blue)
+
+        painter.save()
+        painter.translate(0, self.height())
+        painter.drawPie(QtCore.QRect(-35, -35, 70, 70), 0, 90 * 16)
+        painter.rotate(-self.currentAngle)
+        painter.drawRect(CannonField.barrelRect)
+        painter.restore()
+
+    def cannonRect(self):
+        result = QtCore.QRect(0, 0, 50, 50)
+        result.moveBottomLeft(self.rect().bottomLect())
+        return result
+
+    def shotRect(self):
+        gravity = 4.0
+
+        time = self.timerCount / 40.0
+        velocity = self.shootForce
+        radians = self.shootAngle * 3.14159265 / 180
+
+        velx = velocity * math.cos(radians)
+        vely = velocity * math.sin(radians)
+        x0 = (CannonField.barrelRect.right() + 5) * math.cos(radians)
+        y0 = (CannonField.barrelRect.right() + 5) * math.sin(radians)
+        x = x0 + velx * time
+        y = y0 + vely * time - 0.5 * gravity * time * time
+
+        result = QtCore.QRect(0, 0, 6, 6)
+        result.moveCenter(QtCore.QPoint(QtCore.qRound(x), self.height() - 1 - QtCore.qRound(y)))
+        return result
+
+    def targetRect(self):
+        result = QtCore.QRect(0, 0, 20, 10)
+        result.moveCenter(QtCore.QPoint(self.target.x(), self.height() - 1 - self.target.y()))
+        return result
+
+
+class MyWidget(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        quit = QtGui.QPushButton("&Quit")
+        quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        self.connect(quit, QtCore.SIGNAL("clicked()"),
+                     QtGui.qApp, QtCore.SLOT("quit()"))
+
+        angle = LCDRange("ANGLE")
+        angle.setRange(5, 70)
+
+        force = LCDRange("FORCE")
+        force.setRange(10, 50)
+
+        cannonField = CannonField()
+
+        self.connect(angle, QtCore.SIGNAL("valueChanged(int)"),
+                     cannonField.setAngle)
+        self.connect(cannonField, QtCore.SIGNAL("angleChanged(int)"),
+                     angle.setValue)
+
+        self.connect(force, QtCore.SIGNAL("valueChanged(int)"),
+                     cannonField.setForce)
+        self.connect(cannonField, QtCore.SIGNAL("forceChanged(int)"),
+                     force.setValue)
+
+        shoot = QtGui.QPushButton("&Shoot")
+        shoot.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        self.connect(shoot, QtCore.SIGNAL("clicked()"), cannonField.shoot)
+
+        topLayout = QtGui.QHBoxLayout()
+        topLayout.addWidget(shoot)
+        topLayout.addStretch(1)
+
+        leftLayout = QtGui.QVBoxLayout()
+        leftLayout.addWidget(angle)
+        leftLayout.addWidget(force)
+
+        gridLayout = QtGui.QGridLayout()
+        gridLayout.addWidget(quit, 0, 0)
+        gridLayout.addLayout(topLayout, 0, 1)
+        gridLayout.addLayout(leftLayout, 1, 0)
+        gridLayout.addWidget(cannonField, 1, 1, 2, 1)
+        gridLayout.setColumnStretch(1, 10)
+        self.setLayout(gridLayout)
+
+        angle.setValue(60)
+        force.setValue(25)
+        angle.setFocus()
+
+
+app = QtGui.QApplication(sys.argv)
+widget = MyWidget()
+widget.setGeometry(100, 100, 500, 355)
+widget.show()
+sys.exit(app.exec_())
diff --git a/examples/tutorial/t13.py b/examples/tutorial/t13.py
new file mode 100755
index 0000000..b0a1e99
--- /dev/null
+++ b/examples/tutorial/t13.py
@@ -0,0 +1,341 @@
+#!/usr/bin/env python
+
+# PyQt tutorial 13
+
+
+import sys
+import math
+import random
+from PySide import QtCore, QtGui
+
+
+class LCDRange(QtGui.QWidget):
+    def __init__(self, text=None, parent=None):
+        if isinstance(text, QtGui.QWidget):
+            parent = text
+            text = None
+
+        QtGui.QWidget.__init__(self, parent)
+
+        self.init()
+
+        if text:
+            self.setText(text)
+
+    def init(self):
+        lcd = QtGui.QLCDNumber(2)
+        self.slider = QtGui.QSlider(QtCore.Qt.Horizontal)
+        self.slider.setRange(0, 99)
+        self.slider.setValue(0)
+        self.label = QtGui.QLabel()
+        self.label.setAlignment(QtCore.Qt.AlignHCenter | QtCore.Qt.AlignTop)
+        self.label.setSizePolicy(QtGui.QSizePolicy.Preferred, QtGui.QSizePolicy.Fixed)
+
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     lcd, QtCore.SLOT("display(int)"))
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     self, QtCore.SIGNAL("valueChanged(int)"))
+
+        layout = QtGui.QVBoxLayout()
+        layout.addWidget(lcd)
+        layout.addWidget(self.slider)
+        layout.addWidget(self.label)
+        self.setLayout(layout)
+
+        self.setFocusProxy(self.slider)
+
+    def value(self):
+        return self.slider.value()
+
+    def setValue(self, value):
+        self.slider.setValue(value)
+
+    def text(self):
+        return self.label.text()
+
+    def setRange(self, minValue, maxValue):
+        if minValue < 0 or maxValue > 99 or minValue > maxValue:
+            QtCore.qWarning("LCDRange::setRange(%d, %d)\n"
+                    "\tRange must be 0..99\n"
+                    "\tand minValue must not be greater than maxValue" % (minValue, maxValue))
+            return
+
+        self.slider.setRange(minValue, maxValue)
+
+    def setText(self, text):
+        self.label.setText(text)
+
+
+class CannonField(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        self.currentAngle = 45
+        self.currentForce = 0
+        self.timerCount = 0
+        self.autoShootTimer = QtCore.QTimer(self)
+        self.connect(self.autoShootTimer, QtCore.SIGNAL("timeout()"),
+                     self.moveShot)
+        self.shootAngle = 0
+        self.shootForce = 0
+        self.target = QtCore.QPoint(0, 0)
+        self.gameEnded = False
+        self.setPalette(QtGui.QPalette(QtGui.QColor(250, 250, 200)))
+        self.setAutoFillBackground(True)
+        self.newTarget()
+
+    def angle(self):
+        return self.currentAngle
+
+    def setAngle(self, angle):
+        if angle < 5:
+            angle = 5
+        if angle > 70:
+            angle = 70;
+        if self.currentAngle == angle:
+            return
+        self.currentAngle = angle
+        self.update()
+        self.emit(QtCore.SIGNAL("angleChanged(int)"), self.currentAngle)
+
+    def force(self):
+        return self.currentForce
+
+    def setForce(self, force):
+        if force < 0:
+            force = 0
+        if self.currentForce == force:
+            return
+        self.currentForce = force;
+        self.emit(QtCore.SIGNAL("forceChanged(int)"), self.currentForce)
+
+    def shoot(self):
+        if self.isShooting():
+            return
+        self.timerCount = 0
+        self.shootAngle = self.currentAngle
+        self.shootForce = self.currentForce
+        self.autoShootTimer.start(5)
+        self.emit(QtCore.SIGNAL("canShoot(bool)"), False)
+
+    firstTime = True
+
+    def newTarget(self):
+        if CannonField.firstTime:
+            CannonField.firstTime = False
+            midnight = QtCore.QTime(0, 0, 0)
+            random.seed(midnight.secsTo(QtCore.QTime.currentTime()))
+
+        self.target = QtCore.QPoint(200 + random.randint(0, 190 - 1), 10 + random.randint(0, 255 - 1))
+        self.update()
+
+    def setGameOver(self):
+        if self.gameEnded:
+            return
+        if self.isShooting():
+            self.autoShootTimer.stop()
+        self.gameEnded = True
+        self.update()
+
+    def restartGame(self):
+        if self.isShooting():
+            self.autoShootTimer.stop()
+        self.gameEnded = False
+        self.update()
+        self.emit(QtCore.SIGNAL("canShoot(bool)"), True)
+
+    def moveShot(self):
+        region = QtGui.QRegion(self.shotRect())
+        self.timerCount += 1
+
+        shotR = self.shotRect()
+
+        if shotR.intersects(self.targetRect()):
+            self.autoShootTimer.stop()
+            self.emit(QtCore.SIGNAL("hit()"))
+            self.emit(QtCore.SIGNAL("canShoot(bool)"), True)
+        elif shotR.x() > self.width() or shotR.y() > self.height():
+            self.autoShootTimer.stop()
+            self.emit(QtCore.SIGNAL("missed()"))
+            self.emit(QtCore.SIGNAL("canShoot(bool)"), True)
+        else:
+            region = region.unite(QtGui.QRegion(shotR))
+
+        self.update(region)
+
+    def paintEvent(self, event):
+        painter = QtGui.QPainter(self)
+
+        if self.gameEnded:
+            painter.setPen(QtCore.Qt.black)
+            painter.setFont(QtGui.QFont("Courier", 48, QtGui.QFont.Bold))
+            painter.drawText(self.rect(), QtCore.Qt.AlignCenter, "Game Over")
+
+        self.paintCannon(painter)
+        if self.isShooting():
+            self.paintShot(painter)
+        if not self.gameEnded:
+            self.paintTarget(painter)
+
+    def paintShot(self, painter):
+        painter.setPen(QtCore.Qt.NoPen);
+        painter.setBrush(QtCore.Qt.black)
+        painter.drawRect(self.shotRect())
+
+    def paintTarget(self, painter):
+        painter.setPen(QtCore.Qt.black)
+        painter.setBrush(QtCore.Qt.red)
+        painter.drawRect(self.targetRect())
+
+    barrelRect = QtCore.QRect(33, -4, 15, 8)
+
+    def paintCannon(self, painter):
+        painter.setPen(QtCore.Qt.NoPen)
+        painter.setBrush(QtCore.Qt.blue)
+
+        painter.save()
+        painter.translate(0, self.height())
+        painter.drawPie(QtCore.QRect(-35, -35, 70, 70), 0, 90 * 16)
+        painter.rotate(-self.currentAngle)
+        painter.drawRect(CannonField.barrelRect)
+        painter.restore()
+
+    def cannonRect(self):
+        result = QtCore.QRect(0, 0, 50, 50)
+        result.moveBottomLeft(self.rect().bottomLect())
+        return result
+
+    def shotRect(self):
+        gravity = 4.0
+
+        time = self.timerCount / 40.0
+        velocity = self.shootForce
+        radians = self.shootAngle * 3.14159265 / 180
+
+        velx = velocity * math.cos(radians)
+        vely = velocity * math.sin(radians)
+        x0 = (CannonField.barrelRect.right() + 5) * math.cos(radians)
+        y0 = (CannonField.barrelRect.right() + 5) * math.sin(radians)
+        x = x0 + velx * time
+        y = y0 + vely * time - 0.5 * gravity * time * time
+
+        result = QtCore.QRect(0, 0, 6, 6)
+        result.moveCenter(QtCore.QPoint(QtCore.qRound(x), self.height() - 1 - QtCore.qRound(y)))
+        return result
+
+    def targetRect(self):
+        result = QtCore.QRect(0, 0, 20, 10)
+        result.moveCenter(QtCore.QPoint(self.target.x(), self.height() - 1 - self.target.y()))
+        return result
+
+    def gameOver(self):
+        return self.gameEnded
+
+    def isShooting(self):
+        return self.autoShootTimer.isActive()
+
+
+class GameBoard(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        quit = QtGui.QPushButton("&Quit")
+        quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        self.connect(quit, QtCore.SIGNAL("clicked()"),
+                     QtGui.qApp, QtCore.SLOT("quit()"))
+
+        angle = LCDRange("ANGLE")
+        angle.setRange(5, 70)
+
+        force = LCDRange("FORCE")
+        force.setRange(10, 50)
+
+        self.cannonField = CannonField()
+
+        self.connect(angle, QtCore.SIGNAL("valueChanged(int)"),
+                     self.cannonField.setAngle)
+        self.connect(self.cannonField, QtCore.SIGNAL("angleChanged(int)"),
+                     angle.setValue)
+
+        self.connect(force, QtCore.SIGNAL("valueChanged(int)"),
+                     self.cannonField.setForce)
+        self.connect(self.cannonField, QtCore.SIGNAL("forceChanged(int)"),
+                     force.setValue)
+
+        self.connect(self.cannonField, QtCore.SIGNAL("hit()"), self.hit)
+        self.connect(self.cannonField, QtCore.SIGNAL("missed()"), self.missed)
+
+        shoot = QtGui.QPushButton("&Shoot")
+        shoot.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        self.connect(shoot, QtCore.SIGNAL("clicked()"), self.fire)
+        self.connect(self.cannonField, QtCore.SIGNAL("canShoot(bool)"),
+                     shoot, QtCore.SLOT("setEnabled(bool)"))
+
+        restart = QtGui.QPushButton("&New Game")
+        restart.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        self.connect(restart, QtCore.SIGNAL("clicked()"), self.newGame)
+
+        self.hits = QtGui.QLCDNumber(2)
+        self.shotsLeft = QtGui.QLCDNumber(2)
+        hitsLabel = QtGui.QLabel("HITS")
+        shotsLeftLabel = QtGui.QLabel("SHOTS LEFT")
+
+        topLayout = QtGui.QHBoxLayout()
+        topLayout.addWidget(shoot)
+        topLayout.addWidget(self.hits)
+        topLayout.addWidget(hitsLabel)
+        topLayout.addWidget(self.shotsLeft)
+        topLayout.addWidget(shotsLeftLabel)
+        topLayout.addStretch(1)
+        topLayout.addWidget(restart)
+
+        leftLayout = QtGui.QVBoxLayout()
+        leftLayout.addWidget(angle)
+        leftLayout.addWidget(force)
+
+        gridLayout = QtGui.QGridLayout()
+        gridLayout.addWidget(quit, 0, 0)
+        gridLayout.addLayout(topLayout, 0, 1)
+        gridLayout.addLayout(leftLayout, 1, 0)
+        gridLayout.addWidget(self.cannonField, 1, 1, 2, 1)
+        gridLayout.setColumnStretch(1, 10)
+        self.setLayout(gridLayout)
+
+        angle.setValue(60)
+        force.setValue(25)
+        angle.setFocus()
+
+        self.newGame()
+
+    def fire(self):
+        if self.cannonField.gameOver() or self.cannonField.isShooting():
+            return
+        self.shotsLeft.display(self.shotsLeft.intValue() - 1)
+        self.cannonField.shoot()
+
+    def hit(self):
+        self.hits.display(self.hits.intValue() + 1)
+        if self.shotsLeft.intValue() == 0:
+            self.cannonField.setGameOver()
+        else:
+            self.cannonField.newTarget()
+
+    def missed(self):
+        if self.shotsLeft.intValue() == 0:
+            self.cannonField.setGameOver()
+
+    def newGame(self):
+        self.shotsLeft.display(15)
+        self.hits.display(0)
+        self.cannonField.restartGame()
+        self.cannonField.newTarget()
+
+
+app = QtGui.QApplication(sys.argv)
+board = GameBoard()
+board.setGeometry(100, 100, 500, 355)
+board.show()
+sys.exit(app.exec_())
diff --git a/examples/tutorial/t14.py b/examples/tutorial/t14.py
new file mode 100755
index 0000000..95e0621
--- /dev/null
+++ b/examples/tutorial/t14.py
@@ -0,0 +1,396 @@
+#!/usr/bin/env python
+
+# PyQt tutorial 14
+
+
+import sys
+import math
+import random
+from PySide import QtCore, QtGui
+
+
+class LCDRange(QtGui.QWidget):
+    def __init__(self, text=None, parent=None):
+        if isinstance(text, QtGui.QWidget):
+            parent = text
+            text = None
+
+        QtGui.QWidget.__init__(self, parent)
+
+        self.init()
+
+        if text:
+            self.setText(text)
+
+    def init(self):
+        lcd = QtGui.QLCDNumber(2)
+        self.slider = QtGui.QSlider(QtCore.Qt.Horizontal)
+        self.slider.setRange(0, 99)
+        self.slider.setValue(0)
+        self.label = QtGui.QLabel()
+        self.label.setAlignment(QtCore.Qt.AlignHCenter | QtCore.Qt.AlignTop)
+        self.label.setSizePolicy(QtGui.QSizePolicy.Preferred, QtGui.QSizePolicy.Fixed)
+
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     lcd, QtCore.SLOT("display(int)"))
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     self, QtCore.SIGNAL("valueChanged(int)"))
+
+        layout = QtGui.QVBoxLayout()
+        layout.addWidget(lcd)
+        layout.addWidget(self.slider)
+        layout.addWidget(self.label)
+        self.setLayout(layout)
+
+        self.setFocusProxy(self.slider)
+
+    def value(self):
+        return self.slider.value()
+
+    def setValue(self, value):
+        self.slider.setValue(value)
+
+    def text(self):
+        return self.label.text()
+
+    def setRange(self, minValue, maxValue):
+        if minValue < 0 or maxValue > 99 or minValue > maxValue:
+            QtCore.qWarning("LCDRange::setRange(%d, %d)\n"
+                    "\tRange must be 0..99\n"
+                    "\tand minValue must not be greater than maxValue" % (minValue, maxValue))
+            return
+
+        self.slider.setRange(minValue, maxValue)
+
+    def setText(self, text):
+        self.label.setText(text)
+
+
+class CannonField(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        self.currentAngle = 45
+        self.currentForce = 0
+        self.timerCount = 0
+        self.autoShootTimer = QtCore.QTimer(self)
+        self.connect(self.autoShootTimer, QtCore.SIGNAL("timeout()"),
+                     self.moveShot)
+        self.shootAngle = 0
+        self.shootForce = 0
+        self.target = QtCore.QPoint(0, 0)
+        self.gameEnded = False
+        self.barrelPressed = False
+        self.setPalette(QtGui.QPalette(QtGui.QColor(250, 250, 200)))
+        self.setAutoFillBackground(True)
+        self.newTarget()
+
+    def angle(self):
+        return self.currentAngle
+
+    def setAngle(self, angle):
+        if angle < 5:
+            angle = 5
+        if angle > 70:
+            angle = 70;
+        if self.currentAngle == angle:
+            return
+        self.currentAngle = angle
+        self.update()
+        self.emit(QtCore.SIGNAL("angleChanged(int)"), self.currentAngle)
+
+    def force(self):
+        return self.currentForce
+
+    def setForce(self, force):
+        if force < 0:
+            force = 0
+        if self.currentForce == force:
+            return
+        self.currentForce = force;
+        self.emit(QtCore.SIGNAL("forceChanged(int)"), self.currentForce)
+
+    def shoot(self):
+        if self.isShooting():
+            return
+        self.timerCount = 0
+        self.shootAngle = self.currentAngle
+        self.shootForce = self.currentForce
+        self.autoShootTimer.start(5)
+        self.emit(QtCore.SIGNAL("canShoot(bool)"), False)
+
+    firstTime = True
+
+    def newTarget(self):
+        if CannonField.firstTime:
+            CannonField.firstTime = False
+            midnight = QtCore.QTime(0, 0, 0)
+            random.seed(midnight.secsTo(QtCore.QTime.currentTime()))
+
+        self.target = QtCore.QPoint(200 + random.randint(0, 190 - 1), 10 + random.randint(0, 255 - 1))
+        self.update()
+
+    def setGameOver(self):
+        if self.gameEnded:
+            return
+        if self.isShooting():
+            self.autoShootTimer.stop()
+        self.gameEnded = True
+        self.update()
+
+    def restartGame(self):
+        if self.isShooting():
+            self.autoShootTimer.stop()
+        self.gameEnded = False
+        self.update()
+        self.emit(QtCore.SIGNAL("canShoot(bool)"), True)
+
+    def moveShot(self):
+        region = QtGui.QRegion(self.shotRect())
+        self.timerCount += 1
+
+        shotR = self.shotRect()
+
+        if shotR.intersects(self.targetRect()):
+            self.autoShootTimer.stop()
+            self.emit(QtCore.SIGNAL("hit()"))
+            self.emit(QtCore.SIGNAL("canShoot(bool)"), True)
+        elif shotR.x() > self.width() or shotR.y() > self.height() or shotR.intersects(self.barrierRect()):
+            self.autoShootTimer.stop()
+            self.emit(QtCore.SIGNAL("missed()"))
+            self.emit(QtCore.SIGNAL("canShoot(bool)"), True)
+        else:
+            region = region.unite(QtGui.QRegion(shotR))
+
+        self.update(region)
+
+    def mousePressEvent(self, event):
+        if event.button() != QtCore.Qt.LeftButton:
+            return
+        if self.barrelHit(event.pos()):
+            self.barrelPressed = True
+
+    def mouseMoveEvent(self, event):
+        if not self.barrelPressed:
+            return
+        pos = event.pos()
+        if pos.x() <= 0:
+            pos.setX(1)
+        if pos.y() >= self.height():
+            pos.setY(self.height() - 1)
+        rad = math.atan((float(self.rect().bottom()) - pos.y()) / pos.x())
+        self.setAngle(QtCore.qRound(rad * 180 / 3.14159265))
+
+    def mouseReleaseEvent(self, event):
+        if event.button() == QtCore.Qt.LeftButton:
+            self.barrelPressed = False;
+
+    def paintEvent(self, event):
+        painter = QtGui.QPainter(self)
+
+        if self.gameEnded:
+            painter.setPen(QtCore.Qt.black)
+            painter.setFont(QtGui.QFont("Courier", 48, QtGui.QFont.Bold))
+            painter.drawText(self.rect(), QtCore.Qt.AlignCenter, "Game Over")
+
+        self.paintCannon(painter)
+        self.paintBarrier(painter)
+        if self.isShooting():
+            self.paintShot(painter)
+        if not self.gameEnded:
+            self.paintTarget(painter)
+
+    def paintShot(self, painter):
+        painter.setPen(QtCore.Qt.NoPen);
+        painter.setBrush(QtCore.Qt.black)
+        painter.drawRect(self.shotRect())
+
+    def paintTarget(self, painter):
+        painter.setPen(QtCore.Qt.black)
+        painter.setBrush(QtCore.Qt.red)
+        painter.drawRect(self.targetRect())
+
+    def paintBarrier(self, painter):
+        painter.setPen(QtCore.Qt.black)
+        painter.setBrush(QtCore.Qt.yellow)
+        painter.drawRect(self.barrierRect())
+
+    barrelRect = QtCore.QRect(33, -4, 15, 8)
+
+    def paintCannon(self, painter):
+        painter.setPen(QtCore.Qt.NoPen)
+        painter.setBrush(QtCore.Qt.blue)
+
+        painter.save()
+        painter.translate(0, self.height())
+        painter.drawPie(QtCore.QRect(-35, -35, 70, 70), 0, 90 * 16)
+        painter.rotate(-self.currentAngle)
+        painter.drawRect(CannonField.barrelRect)
+        painter.restore()
+
+    def cannonRect(self):
+        result = QtCore.QRect(0, 0, 50, 50)
+        result.moveBottomLeft(self.rect().bottomLect())
+        return result
+
+    def shotRect(self):
+        gravity = 4.0
+
+        time = self.timerCount / 40.0
+        velocity = self.shootForce
+        radians = self.shootAngle * 3.14159265 / 180
+
+        velx = velocity * math.cos(radians)
+        vely = velocity * math.sin(radians)
+        x0 = (CannonField.barrelRect.right() + 5) * math.cos(radians)
+        y0 = (CannonField.barrelRect.right() + 5) * math.sin(radians)
+        x = x0 + velx * time
+        y = y0 + vely * time - 0.5 * gravity * time * time
+
+        result = QtCore.QRect(0, 0, 6, 6)
+        result.moveCenter(QtCore.QPoint(QtCore.qRound(x), self.height() - 1 - QtCore.qRound(y)))
+        return result
+
+    def targetRect(self):
+        result = QtCore.QRect(0, 0, 20, 10)
+        result.moveCenter(QtCore.QPoint(self.target.x(), self.height() - 1 - self.target.y()))
+        return result
+
+    def barrierRect(self):
+        return QtCore.QRect(145, self.height() - 100, 15, 99)
+
+    def barrelHit(self, pos):
+        matrix = QtGui.QMatrix()
+        matrix.translate(0, self.height())
+        matrix.rotate(-self.currentAngle)
+        matrix, invertible = matrix.inverted()
+        return self.barrelRect.contains(matrix.map(pos))
+
+    def gameOver(self):
+        return self.gameEnded
+
+    def isShooting(self):
+        return self.autoShootTimer.isActive()
+
+    def sizeHint(self):
+        return QtCore.QSize(400, 300)
+
+
+class GameBoard(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        quit = QtGui.QPushButton("&Quit")
+        quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        self.connect(quit, QtCore.SIGNAL("clicked()"),
+                     QtGui.qApp, QtCore.SLOT("quit()"))
+
+        angle = LCDRange("ANGLE")
+        angle.setRange(5, 70)
+
+        force = LCDRange("FORCE")
+        force.setRange(10, 50)
+
+        cannonBox = QtGui.QFrame()
+        cannonBox.setFrameStyle(QtGui.QFrame.WinPanel | QtGui.QFrame.Sunken)
+
+        self.cannonField = CannonField()
+
+        self.connect(angle, QtCore.SIGNAL("valueChanged(int)"),
+                     self.cannonField.setAngle)
+        self.connect(self.cannonField, QtCore.SIGNAL("angleChanged(int)"),
+                     angle.setValue)
+
+        self.connect(force, QtCore.SIGNAL("valueChanged(int)"),
+                     self.cannonField.setForce)
+        self.connect(self.cannonField, QtCore.SIGNAL("forceChanged(int)"),
+                     force.setValue)
+
+        self.connect(self.cannonField, QtCore.SIGNAL("hit()"), self.hit)
+        self.connect(self.cannonField, QtCore.SIGNAL("missed()"), self.missed)
+
+        shoot = QtGui.QPushButton("&Shoot")
+        shoot.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        self.connect(shoot, QtCore.SIGNAL("clicked()"), self.fire)
+        self.connect(self.cannonField, QtCore.SIGNAL("canShoot(bool)"),
+                     shoot, QtCore.SLOT("setEnabled(bool)"))
+
+        restart = QtGui.QPushButton("&New Game")
+        restart.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        self.connect(restart, QtCore.SIGNAL("clicked()"), self.newGame)
+
+        self.hits = QtGui.QLCDNumber(2)
+        self.shotsLeft = QtGui.QLCDNumber(2)
+        hitsLabel = QtGui.QLabel("HITS")
+        shotsLeftLabel = QtGui.QLabel("SHOTS LEFT")
+
+        QtGui.QShortcut(QtGui.QKeySequence(QtCore.Qt.Key_Enter),
+                        self, self.fire)
+        QtGui.QShortcut(QtGui.QKeySequence(QtCore.Qt.Key_Return),
+                        self, self.fire)
+        QtGui.QShortcut(QtGui.QKeySequence(QtCore.Qt.CTRL + QtCore.Qt.Key_Q),
+                        self, QtCore.SLOT("close()"))
+
+        topLayout = QtGui.QHBoxLayout()
+        topLayout.addWidget(shoot)
+        topLayout.addWidget(self.hits)
+        topLayout.addWidget(hitsLabel)
+        topLayout.addWidget(self.shotsLeft)
+        topLayout.addWidget(shotsLeftLabel)
+        topLayout.addStretch(1)
+        topLayout.addWidget(restart)
+
+        leftLayout = QtGui.QVBoxLayout()
+        leftLayout.addWidget(angle)
+        leftLayout.addWidget(force)
+
+        cannonLayout = QtGui.QVBoxLayout()
+        cannonLayout.addWidget(self.cannonField)
+        cannonBox.setLayout(cannonLayout)
+
+        gridLayout = QtGui.QGridLayout()
+        gridLayout.addWidget(quit, 0, 0)
+        gridLayout.addLayout(topLayout, 0, 1)
+        gridLayout.addLayout(leftLayout, 1, 0)
+        gridLayout.addWidget(cannonBox, 1, 1, 2, 1)
+        gridLayout.setColumnStretch(1, 10)
+        self.setLayout(gridLayout)
+
+        angle.setValue(60)
+        force.setValue(25)
+        angle.setFocus()
+
+        self.newGame()
+
+    def fire(self):
+        if self.cannonField.gameOver() or self.cannonField.isShooting():
+            return
+        self.shotsLeft.display(self.shotsLeft.intValue() - 1)
+        self.cannonField.shoot()
+
+    def hit(self):
+        self.hits.display(self.hits.intValue() + 1)
+        if self.shotsLeft.intValue() == 0:
+            self.cannonField.setGameOver()
+        else:
+            self.cannonField.newTarget()
+
+    def missed(self):
+        if self.shotsLeft.intValue() == 0:
+            self.cannonField.setGameOver()
+
+    def newGame(self):
+        self.shotsLeft.display(15)
+        self.hits.display(0)
+        self.cannonField.restartGame()
+        self.cannonField.newTarget()
+
+
+app = QtGui.QApplication(sys.argv)
+board = GameBoard()
+board.setGeometry(100, 100, 500, 355)
+board.show()
+sys.exit(app.exec_())
diff --git a/examples/tutorial/t2.py b/examples/tutorial/t2.py
new file mode 100755
index 0000000..1d5a823
--- /dev/null
+++ b/examples/tutorial/t2.py
@@ -0,0 +1,20 @@
+#!/usr/bin/env python
+
+# PyQt tutorial 2
+
+
+import sys
+from PySide import QtCore, QtGui
+
+
+app = QtGui.QApplication(sys.argv)
+
+quit = QtGui.QPushButton("Quit")
+quit.resize(75, 30)
+quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+QtCore.QObject.connect(quit, QtCore.SIGNAL("clicked()"),
+                       app, QtCore.SLOT("quit()"))
+
+quit.show()
+sys.exit(app.exec_())
diff --git a/examples/tutorial/t3.py b/examples/tutorial/t3.py
new file mode 100755
index 0000000..69bd86c
--- /dev/null
+++ b/examples/tutorial/t3.py
@@ -0,0 +1,22 @@
+#!/usr/bin/env python
+
+# PyQt tutorial 3
+
+
+import sys
+from PySide import QtCore, QtGui
+
+
+app = QtGui.QApplication(sys.argv)
+
+window = QtGui.QWidget()
+window.resize(200, 120)
+
+quit = QtGui.QPushButton("Quit", window)
+quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+quit.setGeometry(10, 40, 180, 40)
+QtCore.QObject.connect(quit, QtCore.SIGNAL("clicked()"),
+                       app, QtCore.SLOT("quit()"))
+
+window.show()
+sys.exit(app.exec_())
diff --git a/examples/tutorial/t4.py b/examples/tutorial/t4.py
new file mode 100755
index 0000000..faec637
--- /dev/null
+++ b/examples/tutorial/t4.py
@@ -0,0 +1,27 @@
+#!/usr/bin/env python
+
+# PyQt tutorial 4
+
+
+import sys
+from PySide import QtCore, QtGui
+
+
+class MyWidget(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        self.setFixedSize(200, 120)
+
+        self.quit = QtGui.QPushButton("Quit", self)
+        self.quit.setGeometry(62, 40, 75, 30)
+        self.quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        self.connect(self.quit, QtCore.SIGNAL("clicked()"),
+                     QtGui.qApp, QtCore.SLOT("quit()"))
+
+
+app = QtGui.QApplication(sys.argv)
+widget = MyWidget()
+widget.show()
+sys.exit(app.exec_())
diff --git a/examples/tutorial/t5.py b/examples/tutorial/t5.py
new file mode 100755
index 0000000..ac9ebf3
--- /dev/null
+++ b/examples/tutorial/t5.py
@@ -0,0 +1,38 @@
+#!/usr/bin/env python
+
+# PyQt tutorial 5
+
+
+import sys
+from PySide import QtCore, QtGui
+
+
+class MyWidget(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        quit = QtGui.QPushButton("Quit")
+        quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        lcd = QtGui.QLCDNumber(2)
+
+        slider = QtGui.QSlider(QtCore.Qt.Horizontal)
+        slider.setRange(0, 99)
+        slider.setValue(0)
+
+        self.connect(quit, QtCore.SIGNAL("clicked()"),
+                     QtGui.qApp, QtCore.SLOT("quit()"))
+        self.connect(slider, QtCore.SIGNAL("valueChanged(int)"),
+                     lcd, QtCore.SLOT("display(int)"))
+
+        layout = QtGui.QVBoxLayout()
+        layout.addWidget(quit);
+        layout.addWidget(lcd);
+        layout.addWidget(slider);
+        self.setLayout(layout);
+
+
+app = QtGui.QApplication(sys.argv)
+widget = MyWidget()
+widget.show()
+sys.exit(app.exec_())
diff --git a/examples/tutorial/t6.py b/examples/tutorial/t6.py
new file mode 100755
index 0000000..7963871
--- /dev/null
+++ b/examples/tutorial/t6.py
@@ -0,0 +1,50 @@
+#!/usr/bin/env python
+
+# PyQt tutorial 6
+
+
+import sys
+from PySide import QtCore, QtGui
+
+
+class LCDRange(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        lcd = QtGui.QLCDNumber(2)
+        slider = QtGui.QSlider(QtCore.Qt.Horizontal)
+        slider.setRange(0, 99)
+        slider.setValue(0)
+        self.connect(slider, QtCore.SIGNAL("valueChanged(int)"),
+                     lcd, QtCore.SLOT("display(int)"))
+
+        layout = QtGui.QVBoxLayout()
+        layout.addWidget(lcd)
+        layout.addWidget(slider)
+        self.setLayout(layout)
+
+
+class MyWidget(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        quit = QtGui.QPushButton("Quit")
+        quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+        self.connect(quit, QtCore.SIGNAL("clicked()"),
+                     QtGui.qApp, QtCore.SLOT("quit()"))
+
+        grid = QtGui.QGridLayout()
+        for row in range(3):
+            for column in range(3):
+                grid.addWidget(LCDRange(), row, column)
+
+        layout = QtGui.QVBoxLayout()
+        layout.addWidget(quit)
+        layout.addLayout(grid)
+        self.setLayout(layout)
+
+
+app = QtGui.QApplication(sys.argv)
+widget = MyWidget()
+widget.show()
+sys.exit(app.exec_())
diff --git a/examples/tutorial/t7.py b/examples/tutorial/t7.py
new file mode 100755
index 0000000..ef9ef45
--- /dev/null
+++ b/examples/tutorial/t7.py
@@ -0,0 +1,70 @@
+#!/usr/bin/env python
+
+# PyQt tutorial 7
+
+
+import sys
+from PySide import QtCore, QtGui
+
+
+class LCDRange(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        lcd = QtGui.QLCDNumber(2)
+
+        self.slider = QtGui.QSlider(QtCore.Qt.Horizontal)
+        self.slider.setRange(0, 99)
+        self.slider.setValue(0)
+
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     lcd, QtCore.SLOT("display(int)"))
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     self, QtCore.SIGNAL("valueChanged(int)"))
+
+        layout = QtGui.QVBoxLayout()
+        layout.addWidget(lcd)
+        layout.addWidget(self.slider)
+        self.setLayout(layout)
+
+    def value(self):
+        return self.slider.value()
+
+    def setValue(self, value):
+        self.slider.setValue(value)
+
+
+class MyWidget(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        quit = QtGui.QPushButton("Quit")
+        quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        self.connect(quit, QtCore.SIGNAL("clicked()"),
+                     QtGui.qApp, QtCore.SLOT("quit()"))
+
+        grid = QtGui.QGridLayout()
+        previousRange = None
+
+        for row in range(3):
+            for column in range(3):
+                lcdRange = LCDRange()
+                grid.addWidget(lcdRange, row, column)
+
+                if previousRange:
+                    self.connect(lcdRange, QtCore.SIGNAL("valueChanged(int)"),
+                                 previousRange.setValue)
+
+                previousRange = lcdRange
+
+        layout = QtGui.QVBoxLayout()
+        layout.addWidget(quit)
+        layout.addLayout(grid)
+        self.setLayout(layout)
+
+
+app = QtGui.QApplication(sys.argv)
+widget = MyWidget()
+widget.show()
+sys.exit(app.exec_())
diff --git a/examples/tutorial/t8.py b/examples/tutorial/t8.py
new file mode 100755
index 0000000..41a4838
--- /dev/null
+++ b/examples/tutorial/t8.py
@@ -0,0 +1,109 @@
+#!/usr/bin/env python
+
+# PyQt tutorial 8
+
+
+import sys
+from PySide import QtCore, QtGui
+
+
+class LCDRange(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        lcd = QtGui.QLCDNumber(2)
+        self.slider = QtGui.QSlider(QtCore.Qt.Horizontal)
+        self.slider.setRange(0, 99)
+        self.slider.setValue(0)
+
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     lcd, QtCore.SLOT("display(int)"))
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     self, QtCore.SIGNAL("valueChanged(int)"))
+
+        layout = QtGui.QVBoxLayout()
+        layout.addWidget(lcd)
+        layout.addWidget(self.slider)
+        self.setLayout(layout)
+
+        self.setFocusProxy(self.slider)
+
+    def value(self):
+        return self.slider.value()
+
+    def setValue(self, value):
+        self.slider.setValue(value)
+
+    def setRange(self, minValue, maxValue):
+        if minValue < 0 or maxValue > 99 or minValue > maxValue:
+            QtCore.qWarning("LCDRange.setRange(%d, %d)\n"
+                    "\tRange must be 0..99\n"
+                    "\tand minValue must not be greater than maxValue" % (minValue, maxValue))
+            return
+
+        self.slider.setRange(minValue, maxValue)
+
+
+class CannonField(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        self.currentAngle = 45
+        self.setPalette(QtGui.QPalette(QtGui.QColor(250, 250, 200)))
+        self.setAutoFillBackground(True)
+
+    def angle(self):
+        return self.currentAngle
+
+    def setAngle(self, angle):
+        if angle < 5:
+            angle = 5
+        if angle > 70:
+            angle = 70;
+        if self.currentAngle == angle:
+            return
+        self.currentAngle = angle
+        self.update()
+        self.emit(QtCore.SIGNAL("angleChanged(int)"), self.currentAngle)
+
+    def paintEvent(self, event):
+        painter = QtGui.QPainter(self)
+        painter.drawText(200, 200, "Angle = " + QtCore.QString.number(self.currentAngle))
+
+
+class MyWidget(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        quit = QtGui.QPushButton("Quit")
+        quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        self.connect(quit, QtCore.SIGNAL("clicked()"),
+                     QtGui.qApp, QtCore.SLOT("quit()"))
+
+        angle = LCDRange()
+        angle.setRange(5, 70)
+
+        cannonField = CannonField()
+
+        self.connect(angle, QtCore.SIGNAL("valueChanged(int)"),
+                     cannonField.setAngle)
+        self.connect(cannonField, QtCore.SIGNAL("angleChanged(int)"),
+                     angle.setValue)
+
+        gridLayout = QtGui.QGridLayout()
+        gridLayout.addWidget(quit, 0, 0)
+        gridLayout.addWidget(angle, 1, 0)
+        gridLayout.addWidget(cannonField, 1, 1, 2, 1)
+        gridLayout.setColumnStretch(1, 10)
+        self.setLayout(gridLayout)
+
+        angle.setValue(60)
+        angle.setFocus()
+
+
+app = QtGui.QApplication(sys.argv)
+widget = MyWidget()
+widget.setGeometry(100, 100, 500, 355)
+widget.show()
+sys.exit(app.exec_())
diff --git a/examples/tutorial/t9.py b/examples/tutorial/t9.py
new file mode 100755
index 0000000..4c869cd
--- /dev/null
+++ b/examples/tutorial/t9.py
@@ -0,0 +1,116 @@
+#!/usr/bin/env python
+
+# PyQt tutorial 9
+
+
+import sys
+from PySide import QtCore, QtGui
+
+
+class LCDRange(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        lcd = QtGui.QLCDNumber(2)
+        self.slider = QtGui.QSlider(QtCore.Qt.Horizontal)
+        self.slider.setRange(0, 99)
+        self.slider.setValue(0)
+
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     lcd, QtCore.SLOT("display(int)"))
+        self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
+                     self, QtCore.SIGNAL("valueChanged(int)"))
+
+        layout = QtGui.QVBoxLayout()
+        layout.addWidget(lcd)
+        layout.addWidget(self.slider)
+        self.setLayout(layout)
+
+        self.setFocusProxy(self.slider)
+
+    def value(self):
+        return self.slider.value()
+
+    def setValue(self, value):
+        self.slider.setValue(value)
+
+    def setRange(self, minValue, maxValue):
+        if minValue < 0 or maxValue > 99 or minValue > maxValue:
+            QtCore.qWarning("LCDRange::setRange(%d, %d)\n"
+                    "\tRange must be 0..99\n"
+                    "\tand minValue must not be greater than maxValue" % (minValue, maxValue))
+            return
+
+        self.slider.setRange(minValue, maxValue)
+
+
+class CannonField(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        self.currentAngle = 45
+        self.setPalette(QtGui.QPalette(QtGui.QColor(250, 250, 200)))
+        self.setAutoFillBackground(True)
+
+    def angle(self):
+        return self.currentAngle
+
+    def setAngle(self, angle):
+        if angle < 5:
+            angle = 5
+        if angle > 70:
+            angle = 70;
+        if self.currentAngle == angle:
+            return
+        self.currentAngle = angle
+        self.update()
+        self.emit(QtCore.SIGNAL("angleChanged(int)"), self.currentAngle)
+
+    def paintEvent(self, event):
+        painter = QtGui.QPainter(self)
+
+        painter.setPen(QtCore.Qt.NoPen)
+        painter.setBrush(QtCore.Qt.blue)
+
+        painter.translate(0, self.rect().height())
+        painter.drawPie(QtCore.QRect(-35, -35, 70, 70), 0, 90 * 16)
+        painter.rotate(-self.currentAngle)
+        painter.drawRect(QtCore.QRect(33, -4, 15, 8))
+
+
+class MyWidget(QtGui.QWidget):
+    def __init__(self, parent=None):
+        QtGui.QWidget.__init__(self, parent)
+
+        quit = QtGui.QPushButton("Quit")
+        quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
+
+        self.connect(quit, QtCore.SIGNAL("clicked()"),
+                     QtGui.qApp, QtCore.SLOT("quit()"))
+
+        angle = LCDRange()
+        angle.setRange(5, 70)
+
+        cannonField = CannonField()
+
+        self.connect(angle, QtCore.SIGNAL("valueChanged(int)"),
+                     cannonField.setAngle)
+        self.connect(cannonField, QtCore.SIGNAL("angleChanged(int)"),
+                     angle.setValue)
+
+        gridLayout = QtGui.QGridLayout()
+        gridLayout.addWidget(quit, 0, 0)
+        gridLayout.addWidget(angle, 1, 0)
+        gridLayout.addWidget(cannonField, 1, 1, 2, 1)
+        gridLayout.setColumnStretch(1, 10)
+        self.setLayout(gridLayout)
+
+        angle.setValue(60)
+        angle.setFocus()
+
+
+app = QtGui.QApplication(sys.argv)
+widget = MyWidget()
+widget.setGeometry(100, 100, 500, 355)
+widget.show()
+sys.exit(app.exec_())