[vdr] Re: ProcessKey in submenues

[Klaus Schmidinger <Klaus.Schmidinger@cadsoft.de>]

Torsten Kunkel wrote:
> 
> Hi,
> 
> I try to add an submenue to an existing "main-"menue.
> The main-menue got this lines:
>     [...]
>     case k0:
>       AddSubMenu(new cMenuNew());

Here you add a new submenu of type cMenuNew...

>       break;
>     [...]
> 
> The submenu contains only one field and this method:
> 

... but this is NOT cMenuNew:

> eOSState cMenuReadDVD::ProcessKey(eKeys Key)
> {
>   char *cmd = NULL;
> 
>   eOSState state = cOsdMenuReadDVD::ProcessKey(Key);
> 
>   asprintf(&cmd, "%d-%d", Key,state);
>   esyslog(cmd);
> 
>   if (state == osUnknown) {
>     switch (Key) {
>     case kYellow:
>     case kGreen:
>     case kBlue:
>     case kOk:
>     case k0:
>       return osContinue;
>       break;
> 
>     case kRed:
>       return osEnd;
>     default:
>       break;
>     }//switch;
>   }//if
>   return state;
> }
> 
> But it doesn't work like I wish.
> I'm quite shure, the problem sits in front of the computer, but I hope
> you can help me.
> a) When pressing kOk my output gives me 3-0 (kOk and osUnknown),
> everythink looks like exected. But when pressing kRed the output gives
> 7-1 (kRed and osContinue). Why does he give osContinue?

This means that cOsdMenuReadDVD::ProcessKey() already does something when kRed
is pressed.

> When having the same method in the main-menue, it comes as osUnknown.
> I think this is because of cOsdMenuReadDVD::ProcessKey(Key), but why
> is there an difference between menu and submenu?
> 
> b) When I remove the "deactivation" of kYellow...k0, this keys are
> send to the main-menu.
> Example:
> Pressing kOk starts an script in the main menu, pressing k0 opens the
> submenu. Pressing kOk in the submenue starts the script, although in
> the submenu there isn't any reference to the script or th mainmenu.
> Is there a way to deactivate this keypressdelivering?

First, please provide an example that really uses actual code.
I'm not sure if cMenuNew is really cMenuReadDVD.
And what does cOsdMenuReadDVD::ProcessKey() look like?

Klaus


-- 
Info:
To unsubscribe send a mail to ecartis@linuxtv.org with "unsubscribe vdr" as subject.