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Bug 14807; handle WM_QUERYENDSESSION (Windows logoff/session) using -killAll; r=sgehani@netscape.com, sr=blaker@netscape.com

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git-svn-id: svn://10.0.0.236/trunk@121585 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
law%netscape.com
2002-05-16 01:02:15 +00:00
parent 3ff1450226
commit 501a96a7c3
3 changed files with 26 additions and 4 deletions
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24
mozilla/xpfe/bootstrap/nsNativeAppSupportWin.cpp
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@@ -927,6 +927,28 @@ struct MessageWindow {
(void)nsNativeAppSupportWin::HandleRequest( (LPBYTE)"mozilla" );
}
return TRUE;
} else if ( msg == WM_QUERYENDSESSION ) {
// Invoke "-killAll" cmd line handler. That will close all open windows,
// and display dialog asking whether to save/don't save/cancel. If the
// user says cancel, then we pass that indicator along to the system
// in order to stop the system shutdown/logoff.
nsCOMPtr<nsICmdLineHandler>
killAll( do_CreateInstance( "@mozilla.org/commandlinehandler/general-startup;1?type=killAll" ) );
if ( killAll ) {
nsXPIDLCString unused;
// Note: "GetChromeUrlForTask" is a euphemism for
// "ProcessYourCommandLineSwitch". The interface was written
// presuming a less general-purpose role for command line
// handlers than it ought to have.
nsresult rv = killAll->GetChromeUrlForTask( getter_Copies( unused ) );
if ( rv == NS_ERROR_ABORT ) {
// User cancelled shutdown/logoff.
return FALSE;
} else {
// Shutdown/logoff OK.
return TRUE;
}
}
}
return DefWindowProc( msgWindow, msg, wp, lp );
}
@@ -1635,7 +1657,7 @@ nsNativeAppSupportWin::HandleRequest( LPBYTE request, PRBool newWindow ) {
// If a window was opened, then we're done.
// Note that we keep on trying in the unlikely event of an error.
if (rv == NS_ERROR_NOT_AVAILABLE || windowOpened) {
if (rv == NS_ERROR_NOT_AVAILABLE || rv == NS_ERROR_ABORT || windowOpened) {
return;
}