Re: CHtmlView - disabling keyboard control functions

From:
"AliR \(VC++ MVP\)" <AliR@online.nospam>
Newsgroups:
microsoft.public.vc.mfc
Date:
Wed, 13 Feb 2008 20:55:42 GMT
Message-ID:
<iPIsj.10933$J41.1783@newssvr14.news.prodigy.net>
I misunderstood your problem. I thought you wanted to disable all
navigation after the page is loaded.
I haven't been able to find a way to disable the back button. One
possibility is to clear the browser's history.

I'll see if I can find some good info on this.
AliR.

"JWF" <james.feller@no.spam.emageon.com> wrote in message
news:86559AB2-30D0-4C69-8A5A-6C4BB6FCE9DF@microsoft.com...

Thanks much for the response.

Maybe I understand what you are saying.
I think what you are suggesting is keeping track of the previous page and
if
attempting to navigate back to that page, cancel in OnBeforeNavigate2
method.
This would assume that the navigation was initiated via a "back"
operation.

I guess this solution could work but I would be affraid it might introduce
some buggy behavior in the web app - navigation being prevented when it
shouldn't, back functionality not always disabled, etc.

I guess I'll go back to my original question - is there a way to truely
disable these control inputs? When I first started to look at this problem
I
was expecting to find a virtual methed something like OnBack() that could
be
overridden similar to OnShowContextMenu().

--
JWF

"AliR (VC++ MVP)" wrote:

Override the OnBeforeNavigate2 method and set the pbCancel to TRUE;

*pbCancel = TRUE;

Make sure you do this after the page is already loaded or else it will
stop
the first page from loading.

AliR.

"JWF" <james.feller@no.spam.emageon.com> wrote in message
news:31389F11-F4A0-4099-AB6B-5AE41249888B@microsoft.com...

Hello all,

I am using the CHtmlView to host a web application within my MFC
application. I wish to disable all navigation (via the keyboard and
context
menu) functionality. I want all navigation to be handled only by the
web
application. I don't want the user to be able to hit he backspace key,
alt-left arrow, etc... to navigate back and forward. The web
application
that
is being hosted does not handle this well.

I have disabled the context menu easily enough by overriding the
virtual
method OnShowContextMenu.

However, I have not been able to figure out a way to disable
navigation.

Any help would be appreciated.

--
JWF

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