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authortpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2010-04-07 04:18:36 +0000
committertpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2010-04-07 04:18:36 +0000
commitc97349f53a15c930ce1f5f53ef37c44318a1981a (patch)
tree6064071088838d50234a4b6fe9d855e7136dea74
parent1c9a50141d128a02150d0adca3684f957e3e994f (diff)
downloadtdebase-c97349f53a15c930ce1f5f53ef37c44318a1981a.tar.gz
tdebase-c97349f53a15c930ce1f5f53ef37c44318a1981a.zip
Added initial support for pipe-based root-only control of all running kdesktop_lock processes
Right now this allows a background authentication process to display pop-up status messages on all screens git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1111946 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
-rw-r--r--kdesktop/lock/Makefile.am4
-rw-r--r--kdesktop/lock/infodlg.cc117
-rw-r--r--kdesktop/lock/infodlg.h51
-rw-r--r--kdesktop/lock/lockprocess.cc133
-rw-r--r--kdesktop/lock/lockprocess.h13
5 files changed, 301 insertions, 17 deletions
diff --git a/kdesktop/lock/Makefile.am b/kdesktop/lock/Makefile.am
index 4af8d4fae..e9963ffab 100644
--- a/kdesktop/lock/Makefile.am
+++ b/kdesktop/lock/Makefile.am
@@ -8,9 +8,9 @@ kdesktop_lock_LDADD = ../libkdesktopsettings.la ../../kdmlib/libdmctl.la $(LI
bin_PROGRAMS = kdesktop_lock
-kdesktop_lock_SOURCES = lockprocess.cc lockdlg.cc autologout.cc main.cc
+kdesktop_lock_SOURCES = lockprocess.cc lockdlg.cc infodlg.cc autologout.cc main.cc
-noinst_HEADERS = lockprocess.h lockdlg.h autologout.h main.h
+noinst_HEADERS = lockprocess.h lockdlg.h infodlg.h autologout.h main.h
METASOURCES = AUTO
diff --git a/kdesktop/lock/infodlg.cc b/kdesktop/lock/infodlg.cc
new file mode 100644
index 000000000..86351dd7b
--- /dev/null
+++ b/kdesktop/lock/infodlg.cc
@@ -0,0 +1,117 @@
+//===========================================================================
+//
+// This file is part of the KDE project
+//
+// Copyright (c) 2010 Timothy Pearson <kb9vqf@pearsoncomputing.net>
+
+#include <config.h>
+
+#include "infodlg.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 <qlayout.h>
+#include <qpushbutton.h>
+#include <qmessagebox.h>
+#include <qsimplerichtext.h>
+#include <qlabel.h>
+#include <qstringlist.h>
+#include <qfontmetrics.h>
+#include <qstyle.h>
+#include <qapplication.h>
+#include <qlistview.h>
+#include <qheader.h>
+#include <qcheckbox.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 <fixx11h.h>
+
+#ifndef AF_LOCAL
+# define AF_LOCAL AF_UNIX
+#endif
+
+//===========================================================================
+//
+// Simple dialog for displaying an unlock status or recurring error message
+//
+InfoDlg::InfoDlg(LockProcess *parent)
+ : QDialog(parent, "information dialog", true, WX11BypassWM),
+ mUnlockingFailed(false)
+{
+ frame = new QFrame( this );
+ frame->setFrameStyle( QFrame::Panel | QFrame::Raised );
+ frame->setLineWidth( 2 );
+
+ mpixLabel = new QLabel( frame, "pixlabel" );
+ mpixLabel->setPixmap(DesktopIcon("unlock"));
+
+ KUser user;
+
+ mStatusLabel = new QLabel( "<b> </b>", frame );
+ mStatusLabel->setAlignment( QLabel::AlignCenter );
+
+ QVBoxLayout *unlockDialogLayout = new QVBoxLayout( this );
+ unlockDialogLayout->addWidget( frame );
+
+ QHBoxLayout *layStatus = new QHBoxLayout( 0, 0, KDialog::spacingHint());
+ layStatus->addWidget( mStatusLabel );
+
+ frameLayout = new QGridLayout( frame, 1, 1, KDialog::marginHint(), KDialog::spacingHint() );
+ frameLayout->addMultiCellWidget( mpixLabel, 0, 2, 0, 0, AlignTop );
+ frameLayout->addLayout( layStatus, 1, 1 );
+
+ installEventFilter(this);
+}
+
+InfoDlg::~InfoDlg()
+{
+ hide();
+}
+
+void InfoDlg::updateLabel(QString &txt)
+{
+ mStatusLabel->setPaletteForegroundColor(Qt::black);
+ mStatusLabel->setText("<b>" + txt + "</b>");
+}
+
+void InfoDlg::setUnlockIcon()
+{
+ mpixLabel->setPixmap(DesktopIcon("unlock"));
+}
+
+void InfoDlg::setWarningIcon()
+{
+ mpixLabel->setPixmap(DesktopIcon("messagebox_warning"));
+}
+
+void InfoDlg::show()
+{
+ QDialog::show();
+ QApplication::flushX();
+}
+
+#include "infodlg.moc"
diff --git a/kdesktop/lock/infodlg.h b/kdesktop/lock/infodlg.h
new file mode 100644
index 000000000..2eedf6269
--- /dev/null
+++ b/kdesktop/lock/infodlg.h
@@ -0,0 +1,51 @@
+//===========================================================================
+//
+// This file is part of the KDE project
+//
+// Copyright (c) 2010 Timothy Pearson <kb9vqf@pearsoncomputing.net>
+//
+
+#ifndef __INFODLG_H__
+#define __INFODLG_H__
+
+#include <qdialog.h>
+#include <qstringlist.h>
+
+class QFrame;
+class QGridLayout;
+class QLabel;
+class KPushButton;
+class QListView;
+
+//===========================================================================
+//
+// Simple dialog for displaying an info message.
+// It does not handle password validation.
+//
+class InfoDlg : public QDialog
+{
+ Q_OBJECT
+
+public:
+ InfoDlg(LockProcess *parent);
+ ~InfoDlg();
+ virtual void show();
+
+ void updateLabel( QString &txt );
+ void setUnlockIcon();
+ void setWarningIcon();
+
+private:
+ QFrame *frame;
+ QGridLayout *frameLayout;
+ QLabel *mStatusLabel;
+ QLabel *mpixLabel;
+ int mCapsLocked;
+ bool mUnlockingFailed;
+ QStringList layoutsList;
+ QStringList::iterator currLayout;
+ int sPid, sFd;
+};
+
+#endif
+
diff --git a/kdesktop/lock/lockprocess.cc b/kdesktop/lock/lockprocess.cc
index a813b6899..75465bb34 100644
--- a/kdesktop/lock/lockprocess.cc
+++ b/kdesktop/lock/lockprocess.cc
@@ -19,6 +19,7 @@
#include "lockprocess.h"
#include "lockdlg.h"
+#include "infodlg.h"
#include "autologout.h"
#include "kdesktopsettings.h"
@@ -56,6 +57,16 @@
#include <sys/time.h>
#include <sys/resource.h>
#endif
+#include <stdio.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <errno.h>
+#include <ctype.h>
+#include <sys/types.h>
+#include <fcntl.h>
+
+
+#include <linux/stat.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
@@ -108,9 +119,13 @@ LockProcess::LockProcess(bool child, bool useBlankOnly)
mVisibility(false),
mRestoreXF86Lock(false),
mForbidden(false),
- mAutoLogout(false)
+ mAutoLogout(false),
+ mPipeOpen(false),
+ mInfoMessageDisplayed(false),
+ mForceReject(false)
{
setupSignals();
+ setupPipe();
kapp->installX11EventFilter(this);
@@ -191,6 +206,9 @@ LockProcess::~LockProcess()
greetPlugin.info->done();
greetPlugin.library->unload();
}
+
+ mPipeOpen = false;
+ //close(mPipe_fd);
}
static int signal_pipe[2];
@@ -217,6 +235,82 @@ void LockProcess::timerEvent(QTimerEvent *ev)
}
}
+void LockProcess::setupPipe()
+{
+ /* Create the FIFO if it does not exist */
+ umask(0);
+ mkdir(FIFO_DIR,0600);
+ mknod(FIFO_FILE, S_IFIFO|0600, 0);
+
+ mPipe_fd = open(FIFO_FILE, O_RDONLY | O_NONBLOCK);
+ if (mPipe_fd > -1) {
+ mPipeOpen = true;
+ QTimer::singleShot( 100, this, SLOT(checkPipe()) );
+ }
+}
+
+void LockProcess::checkPipe()
+{
+ char readbuf[128];
+ int numread;
+ QString to_display;
+
+ if (mPipeOpen == true) {
+ readbuf[0]=' ';
+ numread = read(mPipe_fd, readbuf, 128);
+ readbuf[numread] = 0;
+ if (numread > 0) {
+ if (readbuf[0] == 'C') {
+ printf("Clearing info box!\n\r");
+ mInfoMessageDisplayed=false;
+ if (currentDialog != NULL) {
+ mForceReject = true;
+ currentDialog->close();
+ }
+ }
+ if (readbuf[0] == 'T') {
+ to_display = readbuf;
+ to_display = to_display.remove(0,1);
+ printf("Will display info message: %s\n", to_display.ascii());
+ // Lock out password dialogs and close any active dialog
+ mInfoMessageDisplayed=true;
+ if (currentDialog != NULL) {
+ mForceReject = true;
+ currentDialog->close();
+ }
+ // Display info message dialog
+ QTimer::singleShot( 100, this, SLOT(checkPipe()) );
+ InfoDlg inDlg( this );
+ inDlg.updateLabel(to_display);
+ inDlg.setUnlockIcon();
+ int ret = execDialog( &inDlg );
+ mForceReject = false;
+ return;
+ }
+ if (readbuf[0] == 'E') {
+ to_display = readbuf;
+ to_display = to_display.remove(0,1);
+ printf("Will display error message: %s\n", to_display.ascii());
+ // Lock out password dialogs and close any active dialog
+ mInfoMessageDisplayed=true;
+ if (currentDialog != NULL) {
+ mForceReject = true;
+ currentDialog->close();
+ }
+ // Display info message dialog
+ QTimer::singleShot( 100, this, SLOT(checkPipe()) );
+ InfoDlg inDlg( this );
+ inDlg.updateLabel(to_display);
+ inDlg.setWarningIcon();
+ int ret = execDialog( &inDlg );
+ mForceReject = false;
+ return;
+ }
+ }
+ QTimer::singleShot( 100, this, SLOT(checkPipe()) );
+ }
+}
+
void LockProcess::setupSignals()
{
struct sigaction act;
@@ -907,24 +1001,33 @@ void LockProcess::resume( bool force )
//
bool LockProcess::checkPass()
{
- if (mAutoLogout)
- killTimer(mAutoLogoutTimerId);
+ if (mInfoMessageDisplayed == false) {
+ if (mAutoLogout)
+ killTimer(mAutoLogoutTimerId);
- PasswordDlg passDlg( this, &greetPlugin);
+ PasswordDlg passDlg( this, &greetPlugin);
- int ret = execDialog( &passDlg );
+ int ret = execDialog( &passDlg );
+ if (mForceReject == true) {
+ ret = QDialog::Rejected;
+ }
+ mForceReject = false;
- XWindowAttributes rootAttr;
- XGetWindowAttributes(qt_xdisplay(), RootWindow(qt_xdisplay(),
+ XWindowAttributes rootAttr;
+ XGetWindowAttributes(qt_xdisplay(), RootWindow(qt_xdisplay(),
qt_xscreen()), &rootAttr);
- if(( rootAttr.your_event_mask & SubstructureNotifyMask ) == 0 )
- {
- kdWarning() << "ERROR: Something removed SubstructureNotifyMask from the root window!!!" << endl;
- XSelectInput( qt_xdisplay(), qt_xrootwin(),
- SubstructureNotifyMask | rootAttr.your_event_mask );
- }
+ if(( rootAttr.your_event_mask & SubstructureNotifyMask ) == 0 )
+ {
+ kdWarning() << "ERROR: Something removed SubstructureNotifyMask from the root window!!!" << endl;
+ XSelectInput( qt_xdisplay(), qt_xrootwin(),
+ SubstructureNotifyMask | rootAttr.your_event_mask );
+ }
- return ret == QDialog::Accepted;
+ return ret == QDialog::Accepted;
+ }
+ else {
+ return 0;
+ }
}
static void fakeFocusIn( WId window )
@@ -945,6 +1048,7 @@ static void fakeFocusIn( WId window )
int LockProcess::execDialog( QDialog *dlg )
{
+ currentDialog=dlg;
dlg->adjustSize();
QRect rect = dlg->geometry();
@@ -967,6 +1071,7 @@ int LockProcess::execDialog( QDialog *dlg )
resume( false );
} else
fakeFocusIn( mDialogs.first()->winId());
+ currentDialog = NULL;
return rt;
}
diff --git a/kdesktop/lock/lockprocess.h b/kdesktop/lock/lockprocess.h
index d7043e64d..18a624d57 100644
--- a/kdesktop/lock/lockprocess.h
+++ b/kdesktop/lock/lockprocess.h
@@ -29,6 +29,9 @@ struct GreeterPluginHandle {
kgreeterplugin_info *info;
};
+#define FIFO_DIR "/tmp/ksocket-global"
+#define FIFO_FILE "/tmp/ksocket-global/kdesktoplockcontrol"
+
//===========================================================================
//
// Screen saver handling process. Handles screensaver window,
@@ -53,11 +56,12 @@ public:
void msgBox( QMessageBox::Icon type, const QString &txt );
int execDialog( QDialog* dlg );
-
+
public slots:
void quitSaver();
void preparePopup();
void cleanupPopup();
+ void checkPipe();
protected:
virtual bool x11Event(XEvent *);
@@ -89,6 +93,7 @@ private:
bool startHack();
void stopHack();
void setupSignals();
+ void setupPipe();
bool checkPass();
void stayOnTop();
void lockXF86();
@@ -125,6 +130,12 @@ private:
int mAutoLogoutTimerId;
int mAutoLogoutTimeout;
bool mAutoLogout;
+ bool mInfoMessageDisplayed;
+ QDialog *currentDialog;
+ bool mForceReject;
+
+ bool mPipeOpen;
+ int mPipe_fd;
};
#endif