/usr/share/pyshared/PythonCard/tools/experimentalResourceEditor/modules/propertyEditor.py is in python-pythoncard 0.8.2-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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"""
__version__ = "$Revision: 1.2 $"
__date__ = "$Date: 2004/12/31 20:44:29 $"
"""
from PythonCard import dialog, font, model, registry, util
from PythonCard.event import ChangeListener
import resourceOutput
import time
import os
import string
import wx
# KEA this is a load of dingos' kidneys and needs to be rewritten
# 2002-02-22
# now I'm compounding the problem by porting from the original
# Property Editor to a PythonCard background
class PropertyEditor(model.Background, ChangeListener):
def on_initialize(self, event):
self._parent = self.GetParent()
self._comp = self._parent.components
self._updatingComponent = 0
self.autoAttributeUpdate = True
##self.components.addChangeEventListener(self)
self._comp.addChangeEventListener(self)
self.checkItems = ['enabled', 'visible', 'editable', 'checked', 'default', \
'rules', 'labels', 'ticks', 'horizontalScrollbar']
self.popItems = ['layout', 'border', 'style', 'alignment', 'stringSelection']
self.cantModify = ['id', 'name', 'alignment', 'layout', 'style', 'border', \
'horizontalScrollbar', 'min', 'max', 'columns', 'rules', 'labels', 'ticks']
self.editItems = [self.components.wField, self.components.wColor,
self.components.wFont, self.components.wTextArea,
self.components.wChecked, self.components.wPop,
self.components.wFile,]
# KEA 2001-08-14
# this was causing an assertion error with the hybrid wxPython
#self.components.wComponentList.SetSelection(0)
if self.components.wComponentList.stringSelection == "":
wClass = ""
else:
wName, wClass = self.components.wComponentList.stringSelection.split(" : ")
self.setValidProps(wClass)
#self.displayComponents(self.components)
self.displayComponents(self._comp)
self.visible = True
# KEA 2004-08-23
# support updating of attributes without the need
# for clicking the Update button
def on_wField_closeField(self, event):
if self.autoAttributeUpdate:
self.updateComponent()
def on_wTextArea_closeField(self, event):
if self.autoAttributeUpdate:
self.updateComponent()
def on_wChecked_mouseClick(self, event):
if self.autoAttributeUpdate:
self.updateComponent()
def on_wPop_select(self, event):
if self.autoAttributeUpdate:
self.updateComponent()
def on_wColor_mouseClick(self, event):
result = dialog.colorDialog(self, color=util.colorFromString(self.components.wField.text))
if result.accepted:
self.components.wField.text = str(result.color)
if self.autoAttributeUpdate:
self.updateComponent()
def on_wFont_mouseClick(self, event):
wName, wClass = self.components.wComponentList.stringSelection.split(" : ")
##widget = self.components[wName]
widget = self._comp[wName]
f = widget.font
if f is None:
desc = font.fontDescription(widget.GetFont())
f = font.Font(desc)
result = dialog.fontDialog(self, f)
if result.accepted:
#color = dlg.getColor()
f = result.font
#self.components.wField.SetValue("%s;%s" % (f, color))
self.components.wField.text = "%s" % f
if self.autoAttributeUpdate:
self.updateComponent()
def on_wFile_mouseClick(self, event):
path, filename = os.path.split(self.components.wField.text)
result = dialog.openFileDialog(self, directory=path, filename=filename)
if result.accepted:
self.components.wField.text = util.relativePath(self._parent.filename, result.paths[0])
if self.autoAttributeUpdate:
self.updateComponent()
def addWidgetToComponentList(self, widget):
wName = widget.name
# KEA 2004-01-25
# just use __name__, the other code must have been something from wxPython 2.3
#wClass = str(widget.__class__).split('.')
#self.components.wComponentList.Append(wName + " : " + wClass[len(wClass) - 1])
wClass = widget.__class__.__name__
self.components.wComponentList.Append(wName + " : " + wClass)
# KEA 2002-02-23
# need to redo the logic below to avoid asserts in hybrid
# versions of wxPython, but also be cleaner
def deleteWidgetFromComponentList(self, wName, wClass):
i = self.components.wComponentList.GetSelection()
j = self.components.wComponentList.FindString(wName + " : " + wClass)
if i == -1 or i != j:
if j != -1:
self.components.wComponentList.Delete(j)
else:
if j > 0:
self.components.wComponentList.SetSelection(j - 1)
if j != -1:
self.components.wComponentList.Delete(j)
if self.components.wComponentList.GetSelection() == -1:
self.setValidProps("")
self.hideAllBut(self.components.wField)
else:
wName, wClass = self.components.wComponentList.stringSelection.split(" : ")
# deselect the name from properties list
self.setValidProps(wClass)
propName = self.components.wPropertyList.stringSelection
if propName == "":
propName = "name"
self.components.wPropertyList.stringSelection = "name"
self.displayProperty(wName, wClass, propName)
def selectComponentList(self, wName, wClass):
self.components.wComponentList.stringSelection = wName + " : " + wClass
self.setValidProps(wClass)
propName = self.components.wPropertyList.stringSelection
#print propName
if propName == "":
propName = "name"
self.components.wPropertyList.stringSelection = "name"
self.displayProperty(wName, wClass, propName)
c = self._parent.components[wName]
if hasattr(c, 'position'):
# AB 2004-12-31
# Don't set a tooltip pos for components that don't have a pos - they aren't displayed.
self._parent.setToolTipDrag(wName, c.position, c.size)
def changed(self, event):
##comp = self.components
if self._updatingComponent:
# KEA 2003-01-04
# hack to speed up updates in place
return
comp = self._comp
wName, wClass = event.getOldValue().split(",")
if wName in comp:
# new item added
self.addWidgetToComponentList(comp[wName])
else:
# item deleted
self.deleteWidgetFromComponentList(wName, wClass)
"""
def on_wCopy_mouseClick(self, event):
wName, wClass = self.components.wComponentList.stringSelection.split(" : ")
# what needs to happen here is to have a method for the Widget class that
# will provide a valid resource description, each subclass of widget would
# override the method to deal with their specific resource attributes
# the Widget class should provide some ordering so that 'type',
# 'position', 'size' comes before less commonly used items, the actual
# ordering could just be defined in a list, so it is easy to change
# also, if the current values match the defaults for a widget attribute
# then that attribute should not be provided as part of the output
print "this is just a placeholder method right now,"
print "the resource is not actually copied to the clipboard yet"
pprint.pprint(self._comp[wName])
"""
def on_wUpdate_mouseClick(self, event):
self.updateComponent()
def updateComponent(self):
wName, wClass = self.components.wComponentList.stringSelection.split(" : ")
propName = self.components.wPropertyList.stringSelection
if propName in self.checkItems:
value = self.components.wChecked.checked
elif propName in self.popItems:
value = self.components.wPop.stringSelection
elif propName in ('items', 'userdata') or (wClass == 'TextArea' and propName == 'text'):
value = self.components.wTextArea.text
else:
#value = self.components.wField.GetValue()
value = self.components.wField.text
if propName not in ['label', 'stringSelection', 'text', 'toolTip', 'userdata']:
try:
value = eval(value)
except:
pass
# KEA 2004-05-10
# need to figure out where to stick validation code
# but for now just need to make sure that if we're changing the name
# attribute that it is valid, but similar checks will be necessary for
# integer fields, a list of items, etc.
# also maybe each attribute should have a doc or help string displayed
# saying what the attribute does, example values, etc.
if propName == 'name':
badValue = False
# if it isn't valid then display an alert and exit
# must start with a letter and only contain alphanumeric characters
if value == "" or value[0] not in string.ascii_letters:
badValue = True
else:
alphanumeric = string.ascii_letters + string.digits
for c in value:
if c not in alphanumeric:
badValue = True
break
if badValue:
dialog.alertDialog(None, "Name must start with a letter and only contain letters and numbers.", 'Error: Name is invalid')
self.components.wField.setFocus()
self.components.wField.setSelection(-1, -1)
return
# check for duplicate names is done below
##widget = self.components[wName]
widget = self._comp[wName]
# KEA 2002-02-23
# I can't remember why this is actually necessary
if propName == 'size':
width, height = value
if wClass not in ['BitmapCanvas', 'HtmlWindow']:
bestWidth, bestHeight = widget.GetBestSize()
if width == -1:
width = bestWidth
if height == -1:
height = bestHeight
widget.size = (width, height)
#setattr(widget, propName, (width, height))
#print widget.size, propName, width, height
else:
if (propName in self.cantModify) or \
(propName == 'items' and wClass == 'RadioGroup'):
order = self._comp.order.index(wName)
desc = resourceOutput.widgetAttributes(self._parent, widget)
if desc.endswith(',\n'):
desc = eval(desc[:-2])
else:
desc = eval(desc)
if propName == 'name':
if value == wName:
# user didn't actually change the name
return
elif value in self._comp:
# we already have a component with that name
dialog.alertDialog(self, 'Another component already exists with the name ' + value,
'Error: unable to rename component')
return
if value is None:
desc[propName] = 'none'
elif propName in ['min', 'max']:
desc[propName] = int(value)
else:
desc[propName] = value
# need to experiment with freeze and thaw to avoid
# a lot of update events
startTime = time.time()
# this is going to trigger a changed event
# as we delete the old component
self._updatingComponent = True
del self._comp[wName]
if propName == 'name':
wName = value
# this is going to trigger another changed event
# as we create a new component with the changed attribute
self._comp[wName] = desc
c = self._comp[wName]
wx.EVT_LEFT_DOWN(c, self._parent.on_mouseDown)
wx.EVT_LEFT_UP(c, self._parent.on_mouseUp)
wx.EVT_MOTION(c, self._parent.on_mouseDrag)
# now restore the order of the component
# have to update the startName in case the name was updated
if propName == 'name':
self._parent.startName = wName
self._comp.order.remove(wName)
self._comp.order.insert(order, wName)
self._parent.fixComponentOrder(wName)
self._updatingComponent = False
endTime = time.time()
#print "attribute change took:", endTime - startTime
else:
if wClass in ['Image', 'ImageButton'] and propName == 'file':
cwd = os.getcwd()
try:
os.chdir(self._parent.filename)
except:
pass
setattr(widget, propName, value)
os.chdir(cwd)
else:
setattr(widget, propName, value)
#print propName, value
# KEA 2002-02-23
self._parent.showSizingHandles(wName)
def setValidProps(self, wClass):
#print "setValidProps", wClass
oldProp = self.components.wPropertyList.stringSelection
if wClass == "":
self.components.wPropertyList.Clear()
else:
##props = self.propList + self.optionalProps[wClass]
##props.sort()
##print "props", props
# get the property (attribute) list from the spec
klass = registry.Registry.getInstance().getComponentClass(wClass)
props = klass._spec.getAttributes().keys()
# KEA 2002-03-24
# only show the 'id' attribute for Button
# and only when displaying dialog properties
if not (self._parent.editingDialog and wClass == 'Button'):
# AB 2004-12-31
# The id attrib is optional, and may not be present. All widgets will have
# IDs, but Components may not. If it is not present, then we don't need to remove it.
if 'id' in props:
props.remove('id')
# AB 2004-12-31
# Don't show the action bindings at all. Edit them only via the action binding dialog.
if 'actionBindings' in props:
props.remove('actionBindings')
props.sort()
##print "spec props", specProps
self.components.wPropertyList.Clear()
self.components.wPropertyList.InsertItems(props, 0)
if oldProp in props:
self.components.wPropertyList.stringSelection = oldProp
def hideAllBut(self, widget):
for w in self.editItems:
if widget.id != w.id:
w.visible = False
def displayProperty(self, wName, wClass, propName):
self.components.wName.text = propName + ":"
##widget = self.components[wName]
widget = self._comp[wName]
if propName in ['label', 'stringSelection', 'text', 'toolTip'] or propName in self.checkItems:
value = getattr(widget, propName)
else:
value = str(getattr(widget, propName))
if propName in self.checkItems:
self.hideAllBut(self.components.wChecked)
self.components.wChecked.visible = True
self.components.wChecked.checked = value
elif propName in self.popItems:
self.hideAllBut(self.components.wPop)
self.components.wPop.visible = True
self.components.wPop.Clear()
if propName == 'stringSelection':
for v in widget.items:
self.components.wPop.Append(v)
else:
for v in widget._spec.getAttributes()[propName].values:
self.components.wPop.Append(v)
try:
self.components.wPop.stringSelection = value
except:
# if value is empty or doesn't already exist
pass
elif propName in ('items', 'userdata') or (wClass == 'TextArea' and propName == 'text'):
#print 'displaying TextArea'
self.hideAllBut(self.components.wTextArea)
self.components.wTextArea.visible = True
self.components.wTextArea.text = value
else:
self.hideAllBut(self.components.wField)
self.components.wField.visible = True
if propName == 'foregroundColor' or propName == 'backgroundColor':
self.components.wColor.visible = True
elif propName == 'font':
self.components.wFont.visible = True
elif propName == 'file':
self.components.wFile.visible = True
self.components.wName.text = propName + ":"
# KEA 2002-02-23
# I can't remember why this is actually necessary
if propName == 'size':
width, height = getattr(widget, propName)
if wClass not in ['BitmapCanvas', 'HtmlWindow']:
bestWidth, bestHeight = widget.GetBestSize()
if width == bestWidth:
width = -1
if height == bestHeight:
height = -1
size = (width, height)
value = str(size)
self.components.wField.text = value
# this should only display if the attribute is settable
# so name, alignment, and others are read-only
# KEA 2002-02-23
# wUpdate is always visible now
self.components.wUpdate.visible = True
def on_wComponentList_select(self, event):
#print 'selectComponentListEvent: %s\n' % event.GetString()
wName, wClass = event.GetString().split(" : ")
# change the wPropertiesList to only show relevant properties
# either display the name by default or try and preserve the
# wPropertiesList selection and display that item, so for example
# you could look at size for all widgets, simply by going up and down
# the components list
self.setValidProps(wClass)
propName = self.components.wPropertyList.stringSelection
#print propName
if propName == "":
propName = "name"
self.components.wPropertyList.stringSelection = "name"
self.displayProperty(wName, wClass, propName)
c = self._parent.components[wName]
if hasattr(c, 'position'):
self._parent.showSizingHandles(wName)
self._parent.setToolTipDrag(wName, c.position, c.size)
def on_wPropertyList_select(self, event):
propName = event.GetString()
wName, wClass = self.components.wComponentList.stringSelection.split(" : ")
if wName != "":
self.displayProperty(wName, wClass, propName)
def clearComponentList(self):
self.components.wComponentList.Clear()
self.statusBar.text = ''
def clearPropertyList(self):
self.components.wPropertyList.Clear()
def displayComponents(self, components):
self.components.wComponentList.Freeze()
self.components.wComponentList.Clear()
self._comp = components
for c in components.order:
if c not in self._parent.sizingHandleNames:
self.addWidgetToComponentList(components[c])
self.components.wComponentList.Thaw()
self.components.wComponentList.Refresh()
self.components.wComponentList.Update()
def on_close(self, event):
self.visible = False
parent = self.GetParent()
parent.menuBar.setChecked('menuViewPropertyEditor', 0)
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