/usr/share/pyshared/PythonCard/components/iehtmlwindow.py is in python-pythoncard 0.8.2-2.
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: 1.19 $"
__date__ = "$Date: 2004/05/13 02:40:24 $"
"""
import wx
if wx.Platform == '__WXMSW__':
from wx.lib import iewin
else:
# need a graceful exit
pass
from PythonCard import event, log, widget
"""
# Hook up the event handlers for the IE window
self.Bind(iewin.EVT_BeforeNavigate2, self.OnBeforeNavigate2, self.ie)
self.Bind(iewin.EVT_NewWindow2, self.OnNewWindow2, self.ie)
self.Bind(iewin.EVT_DocumentComplete, self.OnDocumentComplete, self.ie)
##self.Bind(iewin.EVT_ProgressChange, self.OnProgressChange, self.ie)
self.Bind(iewin.EVT_StatusTextChange, self.OnStatusTextChange, self.ie)
self.Bind(iewin.EVT_TitleChange, self.OnTitleChange, self.ie)
"""
class IEHtmlTitleChangeEvent(event.Event):
name = 'titleChange'
binding = iewin.EVT_TitleChange
id = iewin.wxEVT_TitleChange
class IEHtmlStatusTextChangeEvent(event.Event):
name = 'statusTextChange'
binding = iewin.EVT_StatusTextChange
id = iewin.wxEVT_StatusTextChange
class IEHtmlDocumentCompleteEvent(event.Event):
name = 'documentComplete'
binding = iewin.EVT_DocumentComplete
id = iewin.wxEVT_DocumentComplete
IEHtmlWindowEvents = (
IEHtmlTitleChangeEvent,
IEHtmlStatusTextChangeEvent,
IEHtmlDocumentCompleteEvent,
)
class IEHtmlWindowSpec(widget.WidgetSpec):
def __init__(self):
self.name = 'IEHtmlWindow'
self.parent = 'Widget'
events = list(IEHtmlWindowEvents)
## events = [event.IEHtmlTitleChangeEvent,
## event.IEHtmlStatusTextChangeEvent,
## event.IEHtmlDocumentCompleteEvent,
## ]
attributes = {
'size' : { 'presence' : 'optional', 'default' : [ 50, 50 ] },
'text' : { 'presence' : 'optional', 'default' : '' },
}
widget.WidgetSpec.__init__(self, 'IEHtmlWindow', 'Widget', events, attributes )
class IEHtmlWindow(widget.Widget, iewin.IEHtmlWindow):
"""
An HTML window using the MS HTML control.
"""
_spec = IEHtmlWindowSpec()
def __init__(self, aParent, aResource):
iewin.IEHtmlWindow.__init__(
self,
aParent,
widget.makeNewId(aResource.id),
aResource.position,
aResource.size,
style = wx.CLIP_SIBLINGS | wx.NO_FULL_REPAINT_ON_RESIZE,
name = aResource.name
)
widget.Widget.__init__(self, aParent, aResource)
self._setText(aResource.text)
self._bindEvents(event.WIDGET_EVENTS + IEHtmlWindowEvents)
def _getText(self) :
#return self.GetOpenedPage()
return self.GetText()
def _setText(self, aString):
if aString == '' or aString[0] == '<':
self.LoadString(aString)
else:
# filename or URL
self.LoadUrl(aString)
text = property(_getText, _setText)
# KEA 2004-05-02
# this will probably end up in Scriptable or Component
# it should be completely generic
# the only problem part would be the reference to the parent (background)
# where the events are actually defined which would make this problematic
# for a compound component or events bound to a Panel
# what we really want is a reference to the application instance
# there is probably some method to give us that in wxWidgets
# UPDATE - I think GetTopLevelParent is what I was looking for
def _bindEvents(self, eventList):
# shouldn't components be subclasses of Scriptable?
# components would have their own handlers but when
# looking for a handler match it will search the parents
# for now just grab handlers from the background
# the references below would be self.findHandler instead of
# background.findHandler
#background = self.GetParent().GetParent()
background = wx.GetTopLevelParent(self)
if wx.GetApp()._showDebugMenu:
bindUnusedEvents = True
else:
bindUnusedEvents = False
# helper variable to simplify test for whether to bind InsteadOfTypeEvents
# there is a good chance we will need to know
# which events are bound, if we want to dynamically add or remove
# events later, so go ahead and keep a reference to the list
self.boundEvents = {}
self.eventIdToHandler = {}
self.wxEventIdMap = {}
if 0:
print "\nBINDING...", self.name
for eventClass in eventList:
#for eventClass in ButtonEvents:
# need to figure out a way to avoid the need
# for this id to class mapping which is used in _dispatch below
self.wxEventIdMap[eventClass.id] = eventClass
# command handler overrides normal mouseClick or select handler
# so dispatch will automatically dispatch to the command handler
# by looking up the handler this way
# it also means that if there is a command association with this component
# then the regular mouseClick or select handler will never be bound, just ignored
if issubclass(eventClass, event.CommandTypeEvent) and self.command:
handler = background.findHandler('on_' + self.command + '_command')
if not handler:
handler = background.findHandler('on_' + self.name + '_' + eventClass.name)
else:
handler = background.findHandler('on_' + self.name + '_' + eventClass.name)
if not handler:
handler = background.findHandler('on_' + eventClass.name)
if handler or bindUnusedEvents:
# only bind events that have an event handler
# in this scenario unused events are never bound
# which is more efficient, but the Message Watcher needs
# to be changed
# alternatively we can bind everything and then in _dispatch
# if there isn't a match in eventIdToHandler then we know
# the event isn't used and we can set used to False
# the complication would be that we probably have to have to
# always call Skip() which may or may not be a hassle with components
# this doesn't bind command events
# they would be of the form on_somename_command
# or perhaps on_command but I don't think we would want
# to support that
# the event binding would be specific to a component
# since on dispatch command overrides something like mouseClickEvent
# but the name of the command is not related to the component
# need to look at whether self.command has a value and then bind
# with ButtonMouseClickEvent.binding if that isn't already bound
# then in dispatch have to check again I think
# need to avoid double binding
# also binding shouldn't be order-specific
# so how to avoid binding mouseDrag to _dispatch
# if mouseMove is already bound or if binding mouseMove
# not rebinding if mouseDrag is already bound
# perhaps MouseDragEvent keeps a reference to MouseMoveEvent
# and that is inserted into boundEvents, then we check boundEvents
# prior to rebinding?
if not self.boundEvents.get(eventClass.binding, None):
background.Bind(eventClass.binding, self._dispatch, self)
self.boundEvents[eventClass.binding] = eventClass.name
if handler:
if 0:
print " binding", self.name, eventClass.name, handler.__name__, eventClass.id
# KEA 2004-05-02
# change to just using the method directly, Handler class not needed
# actually the Handler class isn't needed at all
# so if the initial list built to simplify findHandler
# just stores a reference to the method that would be fine
# as long as the whole system uses that
# the only reason we don't just build the list ourselves
# in _bindEvents is that every component needs to do findHandler
# so it is more efficient to do once when the Scriptable object
# is created than to reparse for each component
#self.eventIdToHandler[eventClass.id] = handler
#self.eventIdToHandler[eventClass.id] = handler.getFunction()
self.eventIdToHandler[eventClass.id] = handler
if 0:
print "\n boundEvents:"
for name in self.boundEvents.values():
print " ", name
print "\n\n"
print "\n self.eventIdToHandler:"
for id in self.eventIdToHandler:
# KEA 2004-05-02
# change to just using the method directly, Handler class not needed
#print " ", id, self.eventIdToHandler[id]._function
print " ", id, self.eventIdToHandler[id]
print "\n\n"
import sys
from PythonCard import registry
registry.Registry.getInstance().register(sys.modules[__name__].IEHtmlWindow)
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