Article View: borland.public.cppbuilder.nativeapi
Article #17239Re: ALT+TAB Detection
From: Stephane Baillargeon
Date: Mon, 31 Mar 2003 12:39
Date: Mon, 31 Mar 2003 12:39
43 lines
2536 bytes
2536 bytes
Thanks alot. Really appreciated. "Early Ehlinger" <early@respower.com> wrote in message news:3e86159e@newsgroups.borland.com... > "Stephane Baillargeon" <sbaillargeon@microids.com> wrote: > > Is there a way to detect the ALT+TAB app switcher and control it? > > > > We want the user to be able to hit the ALT+TAB keys in order to > > change the current task. Is there a way to detect this combination > > of keys in a WinAPI point of view and stop the task switch > > momentarly to do some proccessing like stopping the > > game's threads? > > I think the answer is no, but that's not to say you can't have the same > effect :) > > From MSDN: > > The WM_ACTIVATEAPP message is sent when a > window belonging to a different application > than the active window is about to be activated. > The message is sent to the application whose > window is being activated and to the application > whose window is being deactivated. > > wParam > > Specifies whether the window is being activated or > deactivated. This parameter is TRUE if the window > is being activated; it is FALSE if the window is > being deactivated. > > So all you need to do is catch WM_ACTIVATEAPP. If wParam is TRUE, resume all > your threads. Otherwise, suspend them. > > -- > -- Early Ehlinger CEO, ResPower Inc - Toll-Free : 866-737-7697 > -- www.respower.com -- 500+ GHz Supercomputer Starting At USD$0.50/GHz*Hour > > >
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 10cc67,ed76e0ba65fedfe4 X-Google-Attributes: gid10cc67,public X-Google-ArrivalTime: 2003-03-31 04:44:17 PST From: "Stephane Baillargeon" <sbaillargeon@microids.com> Newsgroups: borland.public.cppbuilder.nativeapi References: <3e81c096@newsgroups.borland.com> <3e86159e@newsgroups.borland.com> Subject: Re: ALT+TAB Detection Date: Mon, 31 Mar 2003 07:39:29 -0500 Lines: 45 Organization: Microids Canada X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 NNTP-Posting-Host: 65.94.161.19 Message-ID: <3e883764@newsgroups.borland.com> X-Trace: newsgroups.borland.com 1049114468 65.94.161.19 (31 Mar 2003 04:41:08 -0800) Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!sn-xit-02!sn-xit-06!sn-xit-09!supernews.com!news.maxwell.syr.edu!peernews-us.colt.net!newsfeed.news2me.com!ken-transit.news.telstra.net!news.telstra.net!newsfeeds.ihug.co.nz!ihug.co.nz!newsgroups.borland.com!not-for-mail