Re: PDFWindow
John Henry <[email protected]> Sat, 31 Oct 2009 11:37:31 -0700 (PDT)
| Newsgroups | gmane.comp.python.pythoncard |
|---|---|
| Message-ID | <[email protected]> |
I got a little further. Turns out I had to pass down an ID of -1. Not sure if it's working yet but at least it's behaving the same as an wxWindow example - the file is loaded but I'm not seeing anything - but I believe the binding itself is working.
"""
__version__ = "$Revision: 1.19 $"
__date__ = "$Date: 2004/05/13 02:40:24 $"
"""
import wx
if wx.Platform == '__WXMSW__':
from wx.lib import pdfwin
else:
# need a graceful exit
pass
from PythonCard import event, log, widget
PDFWindowEvents = (
)
class PDFWindowSpec(widget.WidgetSpec):
def __init__(self):
self.name = 'PDFWindow'
self.parent = 'Widget'
events = list(PDFWindowEvents)
attributes = {
'size' : { 'presence' : 'optional', 'default' : [ 50, 50 ] },
'text' : { 'presence' : 'optional', 'default' : '' },
}
widget.WidgetSpec.__init__(self, 'PDFWindow', 'Widget', events, attributes )
class PDFWindow(widget.Widget, pdfwin.PDFWindow):
"""
An HTML window using the MS HTML control.
"""
_spec = PDFWindowSpec()
def __init__(self, aParent, aResource):
pdfwin.PDFWindow.__init__(
self,
aParent,
-1, # widget.makeNewId(aResource.id),
aResource.position,
aResource.size,
style=wx.SUNKEN_BORDER,
#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 + PDFWindowEvents)
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.LoadFile(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__].PDFWindow)
--
John Henry
----- Original Message ----
> From: John Henry <[email protected]>
> To: [email protected]
> Sent: Wed, October 28, 2009 8:37:26 PM
> Subject: Re: [Pythoncard-users] PDFWindow
>
> Without knowing what I am doing, I used htmlWindow as a sample and created a
> PDFWindow wrapper. The problem is that when it chokes at the line:
>
> wx.activex.ActiveXWindow.__init__(self, parent,
> wx.activex.CLSID('{CA8A9780-280D-11CF-A24D-444553540000}'),
> ID, pos, size, style, name)
>
> inside wx\lib\pdfwin.py. I have no clue what to do.
>
>
>
>
>
>
> """
> __version__ = "$Revision: 1.17 $"
> __date__ = "$Date: 2004/05/13 02:40:24 $"
> """
>
> import wx
> from wx.lib import pdfwin
> from PythonCard import event, log, widget
>
> class PDFWindowSpec(widget.WidgetSpec):
> def __init__(self):
> events = []
> attributes = {
> 'size' : { 'presence' : 'optional', 'default' : [ 50, 50 ] },
> 'text' : { 'presence' : 'optional', 'default' : '' },
> }
> widget.WidgetSpec.__init__(self, 'PDFWindow', 'Widget', events,
> attributes )
>
>
> class PDFWindow(widget.Widget, pdfwin.PDFWindow):
> """
> An PDF window.
> """
>
> _spec = PDFWindowSpec()
>
> def __init__(self, aParent, aResource):
> self._addressField = None
>
> id=widget.makeNewId(aResource.id)
> pdfwin.PDFWindow.__init__(
> self,
> aParent,
> id,
> aResource.position,
> aResource.size,
> style=wx.SUNKEN_BORDER,
> #style = wx.HW_SCROLLBAR_AUTO | wx.CLIP_SIBLINGS,
> name = aResource.name
> )
>
> widget.Widget.__init__(self, aParent, aResource)
>
> self._setText(aResource.text)
>
> self._bindEvents(event.WIDGET_EVENTS)
>
> def setAddressField(self, field):
> self._addressField = field
>
> def _getText(self) :
> return self.GetOpenedFile()
>
> def _setText(self, aString):
> if aString == '' or aString[0] == '<':
> self.SetFile(aString)
> else:
> # filename
> self.LoadFile(aString)
> #self._delegate.Refresh()
>
> def base_LoadFile(self, url):
> log.debug("base_LoadFile " + url)
> if self._addressField is not None:
> self._addressField.text = url
> log.debug("loaded")
> pdfwin.PDFWindow.base_LoadFile(self, url)
>
> def LoadFile(self, url):
> log.debug("LoadFile " + url)
> if self._addressField is not None:
> self._addressField.text = url
> log.debug("loaded")
> pdfwin.PDFWindow.LoadFile(self, url)
>
> def SetFile(self, text):
> log.debug("SetFile " + text)
> #if self._addressField is not None:
> # self._addressField.text = text
> # log.debug("set")
> pdfwin.PDFWindow.SetFile(self, text)
>
> def OnLinkClicked(self, link):
> log.debug("OnLinkClicked " + str(link))
> if self._addressField is not None:
> url = self.GetOpenedFile()
> log.debug("url: " + url)
> baseURL = url[:url.rfind('/')]
> log.debug("baseURL: " + baseURL)
> href = link.GetHref()
> log.debug("href: " + href)
> if href.find('://') != -1:
> self._addressField.text = href
> else:
> self._addressField.text = baseURL + '/' + href
> log.debug("full url: " + self._addressField.text)
> # Virtuals in the base class have been renamed with base_ on the front.
> pdfwin.PDFWindow.base_OnLinkClicked(self, link)
>
> text = property(_getText, _setText)
>
>
> import sys
> from PythonCard import registry
> registry.Registry.getInstance().register(sys.modules[__name__].PDFWindow)
>
>
> --
> John Henry
>
>
>
> ----- Original Message ----
> > From: Neil Hughes
> > To: John Henry
> > Cc: [email protected]
> > Sent: Wed, October 28, 2009 3:11:25 AM
> > Subject: Re: [Pythoncard-users] PDFWindow
> >
> > On 28/10/09 04:08, John Henry wrote:
> > > What ever happened to PDFWindow for Pythoncard? Did it ever happened?
> > >
> > > http://osdir.com/ml/python.pythoncard/2004-04/msg00116.html
> >
> > Probably not....this is the first I've heard of it, not having delved
> > too deeply into the mailing list archives.
> >
> > With, I suspect, quite a few of the PythonCard users using non-Windows
> > development machines (including Kevin) maybe one of the factors is the
> > use of ActiveX?
> >
> > --
> > Neil Hughes
> >
> >
> > ------------------------------------------------------------------------------
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> > _______________________________________________
> > Pythoncard-users mailing list
> > [email protected]
> > https://lists.sourceforge.net/lists/listinfo/pythoncard-users
------------------------------------------------------------------------------
Come build with us! The BlackBerry(R) Developer Conference in SF, CA
is the only developer event you need to attend this year. Jumpstart your
developing skills, take BlackBerry mobile applications to market and stay
ahead of the curve. Join us from November 9 - 12, 2009. Register now!
http://p.sf.net/sfu/devconference