def testAddInEventListener(self):
tf = TextField()
class Outer(IValueChangeListener):
def __init__(self, test, tf):
self._test = test
self._tf = tf
def valueChange(self, event):
class Inner(IValueChangeListener):
def __init__(self, test):
self._test = test
def valueChange(self, event):
self._test._innerListenerCalls += 1
print 'The inner listener was called'
self._tf.addListener(Inner(self._test), IValueChangeListener)
tf.addListener(Outer(self, tf), IValueChangeListener)
tf.setValue('abc') # No inner listener calls, adds one inner
tf.setValue('def') # One inner listener call, adds one inner
tf.setValue('ghi') # Two inner listener calls, adds one inner
self.assertEqual(self._innerListenerCalls, 3)
def testAddInEventListener(self):
tf = TextField()
class Outer(IValueChangeListener):
def __init__(self, test, tf):
self._test = test
self._tf = tf
def valueChange(self, event):
class Inner(IValueChangeListener):
def __init__(self, test):
self._test = test
def valueChange(self, event):
self._test._innerListenerCalls += 1
print 'The inner listener was called'
self._tf.addListener(Inner(self._test), IValueChangeListener)
tf.addListener(Outer(self, tf), IValueChangeListener)
tf.setValue('abc') # No inner listener calls, adds one inner
tf.setValue('def') # One inner listener call, adds one inner
tf.setValue('ghi') # Two inner listener calls, adds one inner
self.assertEqual(self._innerListenerCalls, 3)
def __init__(self, color):
"""Instantiates a new color picker preview."""
super(ColorPickerPreview, self).__init__()
self.setStyleName('v-colorpicker-preview')
self.setImmediate(True)
self._color = color
self._field = TextField()
self._field.setReadOnly(True)
self._field.setImmediate(True)
self._field.setSizeFull()
self._field.setStyleName('v-colorpicker-preview-textfield')
self._field.setData(self)
self._field.addListener(self, IValueChangeListener)
self._field.addValidator(RegexpValidator('#[0-9a-fA-F]{6}', True, ''))
self._oldValue = None
self.addComponent(self._field)
self.setColor(color)
def __init__(self, color):
"""Instantiates a new color picker preview."""
super(ColorPickerPreview, self).__init__()
self.setStyleName('v-colorpicker-preview')
self.setImmediate(True)
self._color = color
self._field = TextField()
self._field.setReadOnly(True)
self._field.setImmediate(True)
self._field.setSizeFull()
self._field.setStyleName('v-colorpicker-preview-textfield')
self._field.setData(self)
self._field.addListener(self, IValueChangeListener)
self._field.addValidator(RegexpValidator('#[0-9a-fA-F]{6}', True, ''))
self._oldValue = None
self.addComponent(self._field)
self.setColor(color)
def createFieldByPropertyType(cls, typ):
"""Creates fields based on the property type.
The default field type is L{TextField}. Other field types
generated by this method:
- B{Boolean}: L{CheckBox}.
- B{Date}: L{DateField}(resolution: day).
- B{IItem}: L{Form}.
- B{default field type}: L{TextField}.
@param typ:
the type of the property
@return: the most suitable generic L{Field} for given type
"""
from muntjac.ui.date_field import DateField # FIXME: circular import
from muntjac.ui.text_field import TextField
from muntjac.ui.check_box import CheckBox
from muntjac.ui.form import Form
# Null typed properties can not be edited
if typ is None:
return None
# IItem field
if issubclass(typ, IItem):
return Form()
# Date field
if issubclass(typ, datetime):
df = DateField()
df.setResolution(DateField.RESOLUTION_DAY)
return df
# Boolean field
if issubclass(typ, bool):
return CheckBox()
return TextField()
def setUp(self):
super(TestTextFieldValueChange, self).setUp(TextField())
def testIntegerValidation(self):
field = TextField()
field.addValidator(IntegerValidator('Enter a Valid Number'))
field.setValue(int(10))
field.validate()
class ColorPickerPreview(CssLayout, IColorSelector, IValueChangeListener):
"""The Class ColorPickerPreview.
@author: John Ahlroos / ITMill Oy 2010
@author: Richard Lincoln
"""
_STYLE_DARK_COLOR = 'v-textfield-dark'
_STYLE_LIGHT_COLOR = 'v-textfield-light'
def __init__(self, color):
"""Instantiates a new color picker preview."""
super(ColorPickerPreview, self).__init__()
self.setStyleName('v-colorpicker-preview')
self.setImmediate(True)
self._color = color
self._field = TextField()
self._field.setReadOnly(True)
self._field.setImmediate(True)
self._field.setSizeFull()
self._field.setStyleName('v-colorpicker-preview-textfield')
self._field.setData(self)
self._field.addListener(self, IValueChangeListener)
self._field.addValidator(RegexpValidator('#[0-9a-fA-F]{6}', True, ''))
self._oldValue = None
self.addComponent(self._field)
self.setColor(color)
def setColor(self, color):
self._color = color
red = '%.2x' % color.getRed()
# red = '0' + red if len(red) < 2 else red
green = '%.2x' % color.getGreen()
# green = '0' + green if len(green) < 2 else green
blue = '%.2x' % color.getBlue()
# blue = '0' + blue if len(blue) < 2 else blue
# Unregister listener
self._field.removeListener(self, IValueChangeListener)
self._field.setReadOnly(False)
self._field.setValue('#' + red + green + blue)
if self._field.isValid():
self._oldValue = '#' + red + green + blue
else:
self._field.setValue(self._oldValue)
# Re-register listener
self._field.setReadOnly(True)
self._field.addListener(self, IValueChangeListener)
# Set the text color
self._field.removeStyleName(self._STYLE_DARK_COLOR)
self._field.removeStyleName(self._STYLE_LIGHT_COLOR)
if (self._color.getRed() + self._color.getGreen()
+ self._color.getBlue() < 3 * 128):
self._field.addStyleName(self._STYLE_DARK_COLOR)
else:
self._field.addStyleName(self._STYLE_LIGHT_COLOR)
self.requestRepaint()
def getColor(self):
return self._color
def addListener(self, listener, iface=None):
"""Adds a color change listener
@param listener:
The color change listener
"""
if (isinstance(listener, IColorChangeListener) and
(iface is None or issubclass(iface, IColorChangeListener))):
self.registerListener(ColorChangeEvent, listener,
_COLOR_CHANGE_METHOD)
super(ColorPickerPreview, self).addListener(listener, iface)
def addCallback(self, callback, eventType=None, *args):
if eventType is None:
eventType = callback._eventType # set by decorator
if issubclass(eventType, ColorChangeEvent):
self.registerCallback(ColorChangeEvent, callback, None, *args)
else:
super(ColorPickerPreview, self).addCallback(callback, eventType,
*args)
def removeListener(self, listener, iface=None):
"""Removes a color change listener
@param listener:
The listener
"""
if (isinstance(listener, IColorChangeListener) and
(iface is None or issubclass(iface, IColorChangeListener))):
self.withdrawListener(ColorChangeEvent, listener)
super(ColorPickerPreview, self).removeListener(listener, iface)
def removeCallback(self, callback, eventType=None):
if eventType is None:
eventType = callback._eventType
if issubclass(eventType, ColorChangeEvent):
self.withdrawCallback(ColorChangeEvent, callback)
else:
super(ColorPickerPreview, self).removeCallback(callback, eventType)
def valueChange(self, event):
value = event.getProperty().getValue()
if not self._field.isValid():
self._field.setValue(self._oldValue)
return
else:
self._oldValue = value
if value is not None and len(value) == 7:
red = int(value[1:3], 16)
green = int(value[3:5], 16)
blue = int(value[5:7], 16)
self._color = Color(red, green, blue)
evt = ColorChangeEvent(self._field.getData(), self._color)
self.fireEvent(evt)
def getCss(self, c):
"""Called when the component is refreshing"""
red = '%.2x' % self._color.getRed()
# red = '0' + red if len(red) < 2 else red
green = '%.2x' % self._color.getGreen()
# green = '0' + green if len(green) < 2 else green
blue = '%.2x' % self._color.getBlue()
# blue = '0' + blue if len(blue) < 2 else blue
css = 'background: #' + red + green + blue
return css
class ColorPickerPreview(CssLayout, IColorSelector, IValueChangeListener):
"""The Class ColorPickerPreview.
@author: John Ahlroos / ITMill Oy 2010
@author: Richard Lincoln
"""
_STYLE_DARK_COLOR = 'v-textfield-dark'
_STYLE_LIGHT_COLOR = 'v-textfield-light'
def __init__(self, color):
"""Instantiates a new color picker preview."""
super(ColorPickerPreview, self).__init__()
self.setStyleName('v-colorpicker-preview')
self.setImmediate(True)
self._color = color
self._field = TextField()
self._field.setReadOnly(True)
self._field.setImmediate(True)
self._field.setSizeFull()
self._field.setStyleName('v-colorpicker-preview-textfield')
self._field.setData(self)
self._field.addListener(self, IValueChangeListener)
self._field.addValidator(RegexpValidator('#[0-9a-fA-F]{6}', True, ''))
self._oldValue = None
self.addComponent(self._field)
self.setColor(color)
def setColor(self, color):
self._color = color
red = '%.2x' % color.getRed()
# red = '0' + red if len(red) < 2 else red
green = '%.2x' % color.getGreen()
# green = '0' + green if len(green) < 2 else green
blue = '%.2x' % color.getBlue()
# blue = '0' + blue if len(blue) < 2 else blue
# Unregister listener
self._field.removeListener(self, IValueChangeListener)
self._field.setReadOnly(False)
self._field.setValue('#' + red + green + blue)
if self._field.isValid():
self._oldValue = '#' + red + green + blue
else:
self._field.setValue(self._oldValue)
# Re-register listener
self._field.setReadOnly(True)
self._field.addListener(self, IValueChangeListener)
# Set the text color
self._field.removeStyleName(self._STYLE_DARK_COLOR)
self._field.removeStyleName(self._STYLE_LIGHT_COLOR)
if (self._color.getRed() + self._color.getGreen() +
self._color.getBlue() < 3 * 128):
self._field.addStyleName(self._STYLE_DARK_COLOR)
else:
self._field.addStyleName(self._STYLE_LIGHT_COLOR)
self.requestRepaint()
def getColor(self):
return self._color
def addListener(self, listener, iface=None):
"""Adds a color change listener
@param listener:
The color change listener
"""
if (isinstance(listener, IColorChangeListener) and
(iface is None or issubclass(iface, IColorChangeListener))):
self.registerListener(ColorChangeEvent, listener,
_COLOR_CHANGE_METHOD)
super(ColorPickerPreview, self).addListener(listener, iface)
def addCallback(self, callback, eventType=None, *args):
if eventType is None:
eventType = callback._eventType # set by decorator
if issubclass(eventType, ColorChangeEvent):
self.registerCallback(ColorChangeEvent, callback, None, *args)
else:
super(ColorPickerPreview,
self).addCallback(callback, eventType, *args)
def removeListener(self, listener, iface=None):
"""Removes a color change listener
@param listener:
The listener
"""
if (isinstance(listener, IColorChangeListener) and
(iface is None or issubclass(iface, IColorChangeListener))):
self.withdrawListener(ColorChangeEvent, listener)
super(ColorPickerPreview, self).removeListener(listener, iface)
def removeCallback(self, callback, eventType=None):
if eventType is None:
eventType = callback._eventType
if issubclass(eventType, ColorChangeEvent):
self.withdrawCallback(ColorChangeEvent, callback)
else:
super(ColorPickerPreview, self).removeCallback(callback, eventType)
def valueChange(self, event):
value = event.getProperty().getValue()
if not self._field.isValid():
self._field.setValue(self._oldValue)
return
else:
self._oldValue = value
if value is not None and len(value) == 7:
red = int(value[1:3], 16)
green = int(value[3:5], 16)
blue = int(value[5:7], 16)
self._color = Color(red, green, blue)
evt = ColorChangeEvent(self._field.getData(), self._color)
self.fireEvent(evt)
def getCss(self, c):
"""Called when the component is refreshing"""
red = '%.2x' % self._color.getRed()
# red = '0' + red if len(red) < 2 else red
green = '%.2x' % self._color.getGreen()
# green = '0' + green if len(green) < 2 else green
blue = '%.2x' % self._color.getBlue()
# blue = '0' + blue if len(blue) < 2 else blue
css = 'background: #' + red + green + blue
return css
def testIntegerValidation(self):
field = TextField()
field.addValidator(IntegerValidator('Enter a Valid Number'))
field.setValue(int(10))
field.validate()
