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More ActiveX stuff. Can now automatically catch callbacks (events) from the

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COM object.  I actually create a new class on the fly that derives
from wxWindow, the COM CoClass and others needed to make it all work.
The resulting class can be instantiated just like wxWindow, used in
sizers, etc.  It also responds to all COM method calls, properties, etc.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@7148 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robin Dunn
2000-04-13 08:17:58 +00:00
parent dbe13b1101
commit 02d3522ba6
5 changed files with 363 additions and 112 deletions
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107
utils/wxPython/demo/ActiveXWrapper_IE.py
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@@ -1,85 +1,73 @@
"""
ActiveXControl sample usage.
Based on original code by Willy Heineman, wheineman@uconect.net, 14 February 2000
ActiveXControl provides a simplified wrapper for creating activeX
controls within wxPython GUIs.
"""
from wxPython.wx import *
from wxPython.lib.activexwrapper import ActiveXWrapper
from wxPython.lib.activexwrapper import MakeActiveXClass
import pythoncom
import pywin.mfc.activex
import win32com.client.gencache
import win32con
import win32ui
browserModule = win32com.client.gencache.EnsureModule("{EAB22AC0-30C1-11CF-A7EB-0000C05BAE0B}", 0, 1, 1)
if browserModule is None:
win32ui.MessageBox("IE4 or greater does not appear to be installed.",
'ActiveX Demo',
win32con.MB_OK | win32con.MB_ICONSTOP)
raise ImportError
#----------------------------------------------------------------------
# NOTE:
# Your ActiveX control _must_ be an instance of pywin.mfc.activex.Control,
# as we use the CreateControl method to bind the GUI systems.
class WebBrowserControl(pywin.mfc.activex.Control,
browserModule.WebBrowser):
def __init__(self):
pywin.mfc.activex.Control.__init__(self)
browserModule.WebBrowser.__init__(self)
try:
browserModule = win32com.client.gencache.EnsureModule("{EAB22AC0-30C1-11CF-A7EB-0000C05BAE0B}", 0, 1, 1)
except:
raise ImportError("IE4 or greater does not appear to be installed.")
#----------------------------------------------------------------------
class TestPanel(wxPanel):
def __init__(self, parent, log):
wxPanel.__init__(self, parent, -1)
wxPanel.__init__(self, parent, -1)#, style=wxCLIP_CHILDREN)
self.log = log
self.current = "http://alldunn.com/"
sizer = wxBoxSizer(wxVERTICAL)
btnSizer = wxBoxSizer(wxHORIZONTAL)
# Build the wxPython wrapper window and put the Acrobat
# control in it
self.axw = ActiveXWrapper( self, -1, style=wxSUNKEN_BORDER, eraseBackground=0)
self.axw.SetControl( WebBrowserControl() )
sizer.Add(self.axw, 1, wxEXPAND)
# Make a new class that derives from the WebBrowser class in the
# COM module imported above. This class also drives from wxWindow and
# implements the machinery needed to integrate the two things.
theClass = MakeActiveXClass(browserModule.WebBrowser,
eventObj = self)
self.axw.control.Navigate(self.current)
# Create an instance of that class
self.ie = theClass(self, -1, style=wxSUNKEN_BORDER)
btn = wxButton(self, wxNewId(), "Open Location")
btn = wxButton(self, wxNewId(), " Open ")
EVT_BUTTON(self, btn.GetId(), self.OnOpenButton)
btnSizer.Add(btn, 1, wxEXPAND|wxALL, 5)
btnSizer.Add(btn, 0, wxEXPAND|wxALL, 5)
btn = wxButton(self, wxNewId(), "<-- Back Page")
btn = wxButton(self, wxNewId(), " <-- ")
EVT_BUTTON(self, btn.GetId(), self.OnPrevPageButton)
btnSizer.Add(btn, 1, wxEXPAND|wxALL, 5)
btnSizer.Add(btn, 0, wxEXPAND|wxALL, 5)
btn = wxButton(self, wxNewId(), "Forward Page -->")
btn = wxButton(self, wxNewId(), " --> ")
EVT_BUTTON(self, btn.GetId(), self.OnNextPageButton)
btnSizer.Add(btn, 1, wxEXPAND|wxALL, 5)
btnSizer.Add(btn, 0, wxEXPAND|wxALL, 5)
txt = wxStaticText(self, -1, "Location:")
btnSizer.Add(txt, 0, wxCENTER|wxALL, 5)
self.location = wxComboBox(self, wxNewId(), "", style=wxCB_DROPDOWN)
EVT_COMBOBOX(self, self.location.GetId(), self.OnLocationSelect)
btnSizer.Add(self.location, 1, wxEXPAND|wxALL, 5)
btnSizer.Add(50, -1, 2, wxEXPAND)
sizer.Add(btnSizer, 0, wxEXPAND)
sizer.Add(self.ie, 1, wxEXPAND)
self.ie.Navigate(self.current)
self.SetSizer(sizer)
self.SetAutoLayout(true)
def __del__(self):
self.axw.Cleanup()
self.axw = None
self.ie.Cleanup()
self.ie = None
def OnLocationSelect(self, evt):
pass
def OnOpenButton(self, event):
dlg = wxTextEntryDialog(self, "Open Location",
@@ -88,16 +76,29 @@ class TestPanel(wxPanel):
dlg.CentreOnParent()
if dlg.ShowModal() == wxID_OK:
self.current = dlg.GetValue()
self.axw.control.Navigate(self.current)
self.ie.Navigate(self.current)
dlg.Destroy()
def OnPrevPageButton(self, event):
self.axw.control.GoBack()
self.ie.GoBack()
def OnNextPageButton(self, event):
self.axw.control.GoForward()
self.ie.GoForward()
# The following event handlers are called by the web browser COM
# control since we passed self to MakeActiveXClass. It will look
# here for matching attributes and call them if they exist. See the
# module generated by makepy for details of method names, etc.
def OnBeforeNavigate2(self, pDisp, URL, *args):
self.log.write('OnBeforeNavigate2: %s\n' % URL)
def OnNavigateComplete2(self, pDisp, URL):
self.log.write('OnNavigateComplete2: %s\n' % URL)
self.current = URL
self.location.SetValue(URL)
#----------------------------------------------------------------------
@@ -116,11 +117,13 @@ overview = __doc__
if __name__ == '__main__':
class TestFrame(wxFrame):
def __init__(self):
wxFrame.__init__(self, None, -1, "ActiveX test -- Internet Explorer", size=(640, 480))
wxFrame.__init__(self, None, -1, "ActiveX test -- Internet Explorer",
size=(640, 480),
style=wxDEFAULT_FRAME_STYLE|wxNO_FULL_REPAINT_ON_RESIZE)
self.tp = TestPanel(self, sys.stdout)
def OnCloseWindow(self, event):
self.tp.axw.Cleanup()
self.tp.ie.Cleanup()
self.Destroy()