Add preliminary SAK support to KDM

Unify the various system modal dialogs a bit


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1253872 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

6 files changed, 233 insertions, 7 deletions

diff --git a/kdm/kfrontend/CMakeLists.txt b/kdm/kfrontend/CMakeLists.txt
index 22e017e46..aaff8085d 100644
--- a/kdm/kfrontend/CMakeLists.txt
+++ b/kdm/kfrontend/CMakeLists.txt
@@ -63,7 +63,7 @@ tde_add_executable( kdm_greet AUTOMOC
     kdm_greet.c kdmconfig.cpp kdmclock.cpp kconsole.cpp
     kfdialog.cpp kgdialog.cpp kchooser.cpp kgverify.cpp
     kdmshutdown.cpp kdmadmindialog.cpp kgreeter.cpp
-    kgapp.cpp
+    kgapp.cpp sakdlg.cc
   LINK kdmthemer-static kdeui-shared Xtst krandr-shared
   DESTINATION ${BIN_INSTALL_DIR}
 )
diff --git a/kdm/kfrontend/kfdialog.cpp b/kdm/kfrontend/kfdialog.cpp
index 3d790f9f2..b834ca450 100644
--- a/kdm/kfrontend/kfdialog.cpp
+++ b/kdm/kfrontend/kfdialog.cpp
@@ -61,7 +61,7 @@ FDialog::FDialog( TQWidget *parent, bool framed )
 	} else
 		winFrame = 0;
 
-	setCaption(i18n("Trinity Desktop Environment"));
+	setCaption(KDM_LOGIN_SCREEN_BASE_TITLE);
 
 	if (framed) {
 		if (m_wmTitle) setFixedSize(sizeHint());
@@ -158,11 +158,11 @@ FDialog::box( TQWidget *parent, TQMessageBox::Icon type, const TQString &text )
 KFMsgBox::KFMsgBox( TQWidget *parent, TQMessageBox::Icon type, const TQString &text )
 	: inherited( parent, !is_themed )
 {
-	if (type == TQMessageBox::NoIcon) setCaption(i18n("TDE"));
-	if (type == TQMessageBox::Question) setCaption(i18n("TDE") + " - " + i18n("Question"));
-	if (type == TQMessageBox::Information) setCaption(i18n("TDE") + " - " + i18n("Information"));
-	if (type == TQMessageBox::Warning) setCaption(i18n("TDE") + " - " + i18n("Warning"));
-	if (type == TQMessageBox::Critical) setCaption(i18n("TDE") + " - " + i18n("Error"));
+	if (type == TQMessageBox::NoIcon) setCaption(KDM_LOGIN_SCREEN_BASE_TITLE);
+	if (type == TQMessageBox::Question) setCaption(KDM_LOGIN_SCREEN_BASE_TITLE + " - " + i18n("Question"));
+	if (type == TQMessageBox::Information) setCaption(KDM_LOGIN_SCREEN_BASE_TITLE + " - " + i18n("Information"));
+	if (type == TQMessageBox::Warning) setCaption(KDM_LOGIN_SCREEN_BASE_TITLE + " - " + i18n("Warning"));
+	if (type == TQMessageBox::Critical) setCaption(KDM_LOGIN_SCREEN_BASE_TITLE + " - " + i18n("Error"));
 
 	TQLabel *label1 = new TQLabel( this );
 	label1->setPixmap( TQMessageBox::standardIcon( type ) );
diff --git a/kdm/kfrontend/kfdialog.h b/kdm/kfrontend/kfdialog.h
index d433594a4..3537c7b57 100644
--- a/kdm/kfrontend/kfdialog.h
+++ b/kdm/kfrontend/kfdialog.h
@@ -22,6 +22,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
 */
 
+#define KDM_LOGIN_SCREEN_BASE_TITLE i18n("Login to TDE")
 
 #ifndef FDIALOG_H
 #define FDIALOG_H
diff --git a/kdm/kfrontend/kgapp.cpp b/kdm/kfrontend/kgapp.cpp
index 0aaaa6e9b..ac99a4bc3 100644
--- a/kdm/kfrontend/kgapp.cpp
+++ b/kdm/kfrontend/kgapp.cpp
@@ -32,6 +32,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 #ifdef XDMCP
 # include "kchooser.h"
 #endif
+#include "sakdlg.h"
 
 #include <kprocess.h>
 #include <kcmdlineargs.h>
@@ -65,6 +66,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 bool argb_visual_available = false;
 bool has_kwin = false;
 bool is_themed = false;
+bool trinity_desktop_lock_use_sak = TRUE;
 
 static int
 ignoreXError( Display *dpy ATTR_UNUSED, XErrorEvent *event ATTR_UNUSED )
@@ -164,6 +166,15 @@ xIOErr( Display * )
 //KSimpleConfig *iccconfig;
 
 void
+checkSAK(GreeterApp* app)
+{
+	app->restoreOverrideCursor();
+	SAKDlg sak(0);
+	sak.exec();
+	app->setOverrideCursor( Qt::WaitCursor );
+}
+
+void
 kg_main( const char *argv0 )
 {
 	static char *argv[] = { (char *)"kdmgreet", 0 };
@@ -287,6 +298,8 @@ kg_main( const char *argv0 )
 		has_kwin = true;
 	}
 
+	trinity_desktop_lock_use_sak = _useSAK;
+
 	GSendInt( G_Ready );
 
 	kdDebug() << timestamp() << " main1" << endl;
@@ -338,6 +351,7 @@ kg_main( const char *argv0 )
 				if (!tgrt->isOK()) {
 					is_themed = false;
 					delete tgrt;
+					checkSAK(app);
 					dialog = new KStdGreeter;
 					dialog->move(dialog->x() + primaryScreenPosition.x(), dialog->y() + primaryScreenPosition.y());
 				}
@@ -346,6 +360,7 @@ kg_main( const char *argv0 )
 				}
 				XSetErrorHandler( (XErrorHandler)0 );
 			} else {
+				checkSAK(app);
 				dialog = new KStdGreeter;
 				dialog->move(dialog->x() + primaryScreenPosition.x(), dialog->y() + primaryScreenPosition.y());
 			}
diff --git a/kdm/kfrontend/sakdlg.cc b/kdm/kfrontend/sakdlg.cc
new file mode 100644
index 000000000..1f49bcf79
--- /dev/null
+++ b/kdm/kfrontend/sakdlg.cc
@@ -0,0 +1,152 @@
+//===========================================================================
+//
+// This file is part of the KDE project
+//
+// Copyright (c) 2010-2011 Timothy Pearson <[email protected]>
+
+#include <config.h>
+
+#include "sakdlg.h"
+
+#include <dmctl.h>
+
+#include <kapplication.h>
+#include <klocale.h>
+#include <kpushbutton.h>
+#include <kseparator.h>
+#include <kstandarddirs.h>
+#include <kglobalsettings.h>
+#include <kconfig.h>
+#include <kiconloader.h>
+#include <kdesu/defaults.h>
+#include <kpassdlg.h>
+#include <kdebug.h>
+#include <kuser.h>
+#include <dcopref.h>
+#include <kmessagebox.h>
+#include <kdialog.h>
+
+#include <tqlayout.h>
+#include <tqpushbutton.h>
+#include <tqmessagebox.h>
+#include <tqsimplerichtext.h>
+#include <tqlabel.h>
+#include <tqstringlist.h>
+#include <tqfontmetrics.h>
+#include <tqstyle.h>
+#include <tqapplication.h>
+#include <tqlistview.h>
+#include <tqheader.h>
+#include <tqcheckbox.h>
+
+#include <ctype.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <pwd.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+
+#include <X11/Xutil.h>
+#include <X11/keysym.h>
+#include <X11/Xatom.h>
+#include <fixx11h.h>
+
+#include "kfdialog.h"
+
+#ifndef AF_LOCAL
+# define AF_LOCAL	AF_UNIX
+#endif
+
+bool trinity_desktop_lock_use_system_modal_dialogs = TRUE;
+extern bool trinity_desktop_lock_use_sak;
+
+//===========================================================================
+//
+// Simple dialog for displaying an unlock status or recurring error message
+//
+SAKDlg::SAKDlg(TQWidget *parent)
+    : TQDialog(parent, "information dialog", true, (trinity_desktop_lock_use_system_modal_dialogs?((WFlags)WStyle_StaysOnTop):((WFlags)WX11BypassWM))),
+      mUnlockingFailed(false)
+{
+    if (trinity_desktop_lock_use_system_modal_dialogs) {
+        // Signal that we do not want any window controls to be shown at all
+        Atom kde_wm_system_modal_notification;
+        kde_wm_system_modal_notification = XInternAtom(qt_xdisplay(), "_KDE_WM_MODAL_SYS_NOTIFICATION", False);
+        XChangeProperty(qt_xdisplay(), winId(), kde_wm_system_modal_notification, XA_INTEGER, 32, PropModeReplace, (unsigned char *) "TRUE", 1L);
+    }
+    setCaption(KDM_LOGIN_SCREEN_BASE_TITLE);
+
+    frame = new TQFrame( this );
+    if (trinity_desktop_lock_use_system_modal_dialogs)
+        frame->setFrameStyle( TQFrame::NoFrame );
+    else
+        frame->setFrameStyle( TQFrame::Panel | TQFrame::Raised );
+    frame->setLineWidth( 2 );
+
+    KSMModalDialogHeader* theader = new KSMModalDialogHeader( frame );
+
+    KUser user;
+
+    mStatusLabel = new TQLabel( "<b> </b>", frame );
+    mStatusLabel->tqsetAlignment( TQLabel::AlignVCenter );
+
+    TQVBoxLayout *unlockDialogLayout = new TQVBoxLayout( this );
+    unlockDialogLayout->addWidget( frame );
+
+    TQHBoxLayout *layStatus = new TQHBoxLayout( 0, 0, KDialog::spacingHint());
+    layStatus->addWidget( mStatusLabel );
+
+    frameLayout = new TQGridLayout( frame, 1, 1, KDialog::marginHint(), KDialog::spacingHint() );
+    frameLayout->addMultiCellWidget( theader, 0, 0, 0, 1, AlignTop | AlignLeft );
+    frameLayout->addMultiCellLayout( layStatus, 1, 1, 0, 1, AlignLeft | AlignVCenter);
+
+    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);
+
+    mSAKProcess = new KProcess;
+    *mSAKProcess << "kdmtsak";
+    connect(mSAKProcess, TQT_SIGNAL(processExited(KProcess*)), this, TQT_SLOT(slotSAKProcessExited()));
+    mSAKProcess->start();
+}
+
+void SAKDlg::slotSAKProcessExited()
+{
+    int retcode = mSAKProcess->exitStatus();
+    if (retcode != 0) trinity_desktop_lock_use_sak = false;
+    hide();
+}
+
+SAKDlg::~SAKDlg()
+{
+    if ((mSAKProcess) && (mSAKProcess->isRunning())) {
+        mSAKProcess->kill(SIGTERM);
+        delete mSAKProcess;
+    }
+    hide();
+}
+
+void SAKDlg::closeDialogForced()
+{
+    TQDialog::reject();
+}
+
+void SAKDlg::reject()
+{
+
+}
+
+void SAKDlg::updateLabel(TQString &txt)
+{
+    mStatusLabel->setPaletteForegroundColor(Qt::black);
+    mStatusLabel->setText("<b>" + txt + "</b>");
+}
+
+void SAKDlg::show()
+{
+    TQDialog::show();
+    TQApplication::flushX();
+}
+
+#include "sakdlg.moc"
diff --git a/kdm/kfrontend/sakdlg.h b/kdm/kfrontend/sakdlg.h
new file mode 100644
index 000000000..d94322f79
--- /dev/null
+++ b/kdm/kfrontend/sakdlg.h
@@ -0,0 +1,58 @@
+//===========================================================================
+//
+// This file is part of the KDE project
+//
+// Copyright (c) 2010 Timothy Pearson <[email protected]>
+//
+
+#ifndef __SAKDLG_H__
+#define __SAKDLG_H__
+
+#include <tqdialog.h>
+#include <tqstringlist.h>
+
+#include <kprocess.h>
+
+class TQFrame;
+class TQGridLayout;
+class TQLabel;
+class KPushButton;
+class TQListView;
+
+//===========================================================================
+//
+// Simple dialog for displaying an info message.
+// It does not handle password validation.
+//
+class SAKDlg : public TQDialog
+{
+    Q_OBJECT
+
+public:
+    SAKDlg(TQWidget *parent);
+    ~SAKDlg();
+    virtual void show();
+
+    void updateLabel( TQString &txt );
+    void closeDialogForced();
+
+private slots:
+    void slotSAKProcessExited();
+
+protected slots:
+    virtual void reject();
+
+private:
+    TQFrame      *frame;
+    TQGridLayout *frameLayout;
+    TQLabel      *mStatusLabel;
+    int         mCapsLocked;
+    bool        mUnlockingFailed;
+    TQStringList layoutsList;
+    TQStringList::iterator currLayout;
+    int         sPid, sFd;
+    KProcess*   mSAKProcess;
+};
+
+#endif
+