Re: [Pywinauto-users] Automate selection of Treeview items for .Net Framework 4 using pywinauto

[Mark Mc M. <mtn...@gm...>]

Hi,

Replying to myself...  (still no solution though)

On Sat, Jan 8, 2011 at 8:54 AM, Mark Mc Mahon <mtn...@gm...> wrote:
> Hi,
>
> Sorry for the delay in getting back to you - and just a very short
> answer for now...
>
> On Thu, Jan 6, 2011 at 3:19 AM, Amal Mohammadi <ama...@gm...> wrote:
>> Hi All,
>>
>> I am trying to automate a .Net Framework 4 application.
>> I need to automate the selection of a subItem of a treeview.
>>
>> Please note that I have already done the following change in my
>> common_controls.py:
>> class TreeViewWrapper(HwndWrapper.HwndWrapper):
>>    "Class that wraps Windows TreeView common control"
>>    friendlyclassname = "TreeView"
>>    windowclasses = ["SysTreeView32",
>> r"WindowsForms\d*\.SysTreeView32\..*","TTreeView",
>> "TreeView20WndClass","WindowsForms10.Window.8.app.0.310f4af_r18_ad1"]
>>
>> ######## Script ########
>> app1=application.Application.start("application.exe")
>> app1= application.Application.connect(path="application.exe")
>> WindowHandle=findwindows.find_windows(class_name_re =
>> "WindowsForms10.Window.8.app.0.310f4af_r18_ad1",top_level_only =False)
>> TreeViewHandle=WindowHandle[2] # which I believe is the handle of my
>> treeview box.
>> tree_item = controls.common_controls.TreeViewWrapper(TreeViewHandle)
>> Properties =tree_item.GetProperties()
>> ###############
>>
>> At this point I receive an ERROR message:
>> Traceback (most recent call last):
>>  File "<pyshell#33>", line 1, in <module>
>>    Properties =tree_item.GetProperties()
>>  File "C:\Python25\lib\pywinauto\controls\common_controls.py", line
>> 906, in GetProperties
>>    props = super(TreeViewWrapper, self).GetProperties()
>>  File "C:\Python25\lib\pywinauto\controls\HwndWrapper.py", line 647,
>> in GetProperties
>>    props[propname] = getattr(self, propname)()
>>  File "C:\Python25\lib\pywinauto\controls\common_controls.py", line
>> 885, in Texts
>>    texts = [self.WindowText(), self.Root().Text()]
>>  File "C:\Python25\lib\pywinauto\controls\common_controls.py", line
>> 611, in Text
>>    return self._readitem()[1]
>>  File "C:\Python25\lib\pywinauto\controls\common_controls.py", line
>> 859, in _readitem
>>    raise ctypes.WinError()
>> WindowsError: [Error 0] The operation completed successfully.
>>
>

Can you let me know which version of Pywinauto you are using - the
line numbers do not match up against mine.

> I hate when that happens: A Windows API returns an error result - but
> then when you ask windows for the error information - it tells you
> "The  operation completed successfully". :(
>
> For now I guess that it may be because your TreeView does not have a
> single root element (thanks for the bitmap).
>

Actually my code DOES work (in a limited way) for a treeview with
multiple root elements (though by default it will just work with the
first one), so this is not the problem afterall.

> I haven't had a chance to look into this yet. Is your application
> freely available to download - or is it possible for you to create a
> test app for me?
> If you have control over the source - then maybe you could try adding
> a dummy root item to the treeview to see if that solves the problem
> (temporarily)
>

I don't have a VS 2010 installed, so if you could point me to a sample
app that would be great.

>
>> Thanks

Thanks
  Mark