[haiku-development] Re: Update BTextView navigation shortcuts
- From: Adrien Destugues <pulkomandy@xxxxxxxxx>
- To: haiku-development@xxxxxxxxxxxxx
- Date: Mon, 13 Jan 2014 10:51:10 +0100
On 2014-01-13 at 10:41:59 [+0100], Stephan Aßmus <superstippi@xxxxxx> wrote:
> Maybe this is how it could work: The BWindow captures the key event,
> generates an appropriate BMessage (B_TEXT_EDITOR_ACTION or similar)
> containing some predefined action constants and some flags (extend
> selection, ...). The view is supposed to signify it handled the message.
> If the view does not, then the window generates the keydown event as
> normal. I am a bit fuzzy on the details here, specifically how the BView
> signifies it handled the message, since one probably does not want to
> actually post a message. Maybe call MessageReceived() directly and see
> if the message ends up in the window, but that seems hacky. Otherwise a
> new virtual function would be an alternative which returns a boolean for
> example.
Another (not much less hacky) way: call MessageReceived directly, and have
the view add a "I handled this" field to the message. This can be checked
after MessageReceived returns.
--
Adrien.
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