Clean up lock screen internals

This cleanup is part of an effort to resolve Bug 810, but a new Qt3 version is required to fully resolve it
(cherry picked from commit 057932620b)

kdesktop/lock/autologout.cc

@@ -82,6 +82,8 @@ AutoLogout::AutoLogout(LockProcess *parent) : TQDialog(parent, "password dialog"
     mCountdownTimerId = startTimer(1000/25);
 
     connect(tqApp, TQT_SIGNAL(activity()), TQT_SLOT(slotActivity()));
+
+    setFixedSize( sizeHint() );
 }
 
 AutoLogout::~AutoLogout()

kdesktop/lock/infodlg.cc

@@ -99,6 +99,7 @@ InfoDlg::InfoDlg(LockProcess *parent)
     frameLayout->addLayout( layStatus, 1, 1 );
 
     installEventFilter(this);
+    setFixedSize( sizeHint() );
 }
 
 InfoDlg::~InfoDlg()

kdesktop/lock/lockdlg.cc

@@ -215,6 +215,7 @@ void PasswordDlg::init(GreeterPluginHandle *plugin)
         mNewSessButton->hide();
 
     installEventFilter(this);
+    setFixedSize( sizeHint() );
 
     mFailedTimerId = 0;
     mTimeoutTimerId = startTimer(PASSDLG_HIDE_TIMEOUT);
@@ -598,6 +599,7 @@ void PasswordDlg::show()
 {
     TQDialog::show();
     TQApplication::flushX();
+    setFixedSize( sizeHint() );
 }
 
 void PasswordDlg::slotStartNewSession()
@@ -818,6 +820,8 @@ void PasswordDlg::slotSwitchUser()
     connect( btn, TQT_SIGNAL(clicked()), &dialog, TQT_SLOT(reject()) );
     vbox2->addWidget( btn );
 
+    dialog.setFixedSize( dialog.sizeHint() );
+
     int ret = static_cast< LockProcess* >(parent())->execDialog( &dialog );
     if (ret != TQDialog::Rejected) {
         TQDialog::reject();

kdesktop/lock/lockprocess.cc

@@ -4,7 +4,7 @@
 //
 // Copyright (c) 1999 Martin R. Jones <mjones@kde.org>
 // Copyright (c) 2003 Oswald Buddenhagen <ossi@kde.org>
-// Copyright (c) 2010-2011 Timothy Pearson <kb9vqf@pearsoncomputing.net>
+// Copyright (c) 2010-2012 Timothy Pearson <kb9vqf@pearsoncomputing.net>
 //
 
 //kdesktop keeps running and checks user inactivity
@@ -111,6 +111,10 @@ Status DPMSInfo ( Display *, CARD16 *, BOOL * );
 #define LOCK_GRACE_DEFAULT          5000
 #define AUTOLOGOUT_DEFAULT          600
 
+// FIXME
+// This should be defined if Qt 3.4.0 or higher is in use
+// #define KEEP_MOUSE_UNGRABBED 1
+
 // These lines are taken on 10/2009 from X.org (X11/XF86keysym.h), defining some special multimedia keys
 #define XF86XK_AudioMute 0x1008FF12
 #define XF86XK_AudioRaiseVolume 0x1008FF13
@@ -183,6 +187,10 @@ LockProcess::LockProcess(bool child, bool useBlankOnly)
       mBackingStartupDelayTimer(0),
       m_startupStatusDialog(NULL)
 {
+#ifdef KEEP_MOUSE_UNGRABBED
+    setNFlags(WX11DisableMove|WX11DisableClose|WX11DisableShade|WX11DisableMinimize|WX11DisableMaximize);
+#endif
+
     setupSignals();
     setupPipe();
 
@@ -270,6 +278,10 @@ LockProcess::LockProcess(bool child, bool useBlankOnly)
     connect( kapp->desktop(), TQT_SIGNAL( resized( int )), TQT_SLOT( desktopResized()));
 #endif
 
+#ifdef KEEP_MOUSE_UNGRABBED
+    setEnabled(false);
+#endif
+
     greetPlugin.library = 0;
 
     KCrash::setCrashHandler(segv_handler);
@@ -874,7 +886,6 @@ void LockProcess::createSaverWindow()
     // this is a security risk and has been deactivated--welcome to the 21st century folks!
     // setBackgroundMode(TQWidget::NoBackground);
 
-    setCursor( tqblankCursor );
     setGeometry(0, 0, mRootWidth, mRootHeight);
 
     kdDebug(1204) << "Saver window Id: " << winId() << endl;
@@ -884,7 +895,6 @@ void LockProcess::desktopResized()
 {
     mBusy = true;
     suspend();
-    setCursor( tqblankCursor );
 
     // Get root window size
     XWindowAttributes rootAttr;
@@ -1087,6 +1097,7 @@ bool LockProcess::grabInput()
         }
     }
 
+#ifndef KEEP_MOUSE_UNGRABBED
     if (!grabMouse())
     {
         usleep(100000);
@@ -1096,6 +1107,7 @@ bool LockProcess::grabInput()
             return false;
         }
     }
+#endif
 
     lockXF86();
 
@@ -1150,7 +1162,6 @@ bool LockProcess::startSaver()
 	createSaverWindow();
 	move(0, 0);
 	show();
-	setCursor( tqblankCursor );
 
 	raise();
 	XSync(qt_xdisplay(), False);
@@ -1313,6 +1324,8 @@ void LockProcess::repaintRootWindowIfNeeded()
 
 bool LockProcess::startHack()
 {
+    setCursor( tqblankCursor );
+
     if ((mEnsureVRootWindowSecurityTimer) && (!mEnsureVRootWindowSecurityTimer->isActive())) mEnsureVRootWindowSecurityTimer->start(250, FALSE);
 
     if (currentDialog || (!mDialogs.isEmpty()))
@@ -1429,6 +1442,7 @@ void LockProcess::stopHack()
             mHackProc.kill(SIGKILL);
         }
     }
+    setCursor( tqarrowCursor );
 }
 
 //---------------------------------------------------------------------------
@@ -1730,7 +1744,6 @@ void LockProcess::doFunctionKeyBroadcast() {
             mDialogControlLock = false;
         }
     }
-    setCursor( tqblankCursor );
 
     DCOPRef ref( "*", "MainApplication-Interface");
     ref.send("sendFakeKey", DCOPArg(mkeyCode , "unsigned int"));

kdesktop/lock/main.cc

@@ -45,8 +45,9 @@ bool trinity_desktop_lock_forced = FALSE;
 
 bool MyApp::x11EventFilter( XEvent *ev )
 {
-    if (ev->type == XKeyPress || ev->type == ButtonPress)
+    if (ev->type == XKeyPress || ev->type == ButtonPress) {
         emit activity();
+    }
     else if (ev->type == MotionNotify) {
         time_t tick = time( 0 );
         if (tick != lastTick) {

kdesktop/lock/querydlg.cc

@@ -118,6 +118,7 @@ QueryDlg::QueryDlg(LockProcess *parent)
     connect(ok, TQT_SIGNAL(clicked()), TQT_SLOT(slotOK()));
 
     installEventFilter(this);
+    setFixedSize( sizeHint() );
 }
 
 QueryDlg::~QueryDlg()

kdesktop/lock/sakdlg.cc

@@ -102,6 +102,7 @@ SAKDlg::SAKDlg(LockProcess *parent)
     mStatusLabel->setText("<b>" + i18n("Press Ctrl+Alt+Del to begin.") + "</b><p>" + i18n("This process helps keep your password secure.") + "<br>" + i18n("It prevents unauthorized users from emulating the login screen."));
 
     installEventFilter(this);
+    setFixedSize( sizeHint() );
 
     mSAKProcess = new KProcess;
     *mSAKProcess << "kdmtsak";

kdesktop/lock/securedlg.cc

@@ -144,6 +144,7 @@ SecureDlg::SecureDlg(LockProcess *parent)
     mSwitchButton->setFixedWidth(btnSize);
 
     installEventFilter(this);
+    setFixedSize( sizeHint() );
 }
 
 SecureDlg::~SecureDlg()