Completed kdocker -> tdedocker renaming effort.

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>

1 files changed, 233 insertions, 0 deletions

diff --git a/src/tdedocker.cpp b/src/tdedocker.cpp
new file mode 100644
index 0000000..2b404c7
--- /dev/null
+++ b/src/tdedocker.cpp
@@ -0,0 +1,233 @@
+/* 
+ *  Copyright (C) 2004 Girish Ramakrishnan All Rights Reserved.
+ *	
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+
+// $Id: tdedocker.cpp,v 1.24 2005/02/04 10:25:46 cs19713 Exp $
+
+#include <tqsessionmanager.h>
+#include <tqdir.h>
+#include <tqfile.h>
+#include <tqtextcodec.h>
+#include <tqtextstream.h>
+#include <tqtimer.h>
+#include <tqstring.h>
+
+#include <tdelocale.h>
+
+#include "trace.h"
+#include "traylabelmgr.h"
+#include "tdedocker.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+// #define TMPFILE_PREFIX TQString("/tmp/tdedocker.")
+#define TMPFILE_PREFIX TQDir::homeDirPath() + "/.tdedocker."
+
+TDEDocker::TDEDocker(int& argc, char** argv)
+  :TQApplication(argc, argv), mTrayLabelMgr(0)
+{
+  INIT_TRACE();
+
+  // Attempt doing anything only if the CLI arguments were good
+  opterr = 0; // suppress the warning
+  int option;
+  while ((option = getopt(argc, argv, TrayLabelMgr::options().latin1())) != EOF)
+  {
+    if (option == '?')
+    {
+        if (optopt == 'v') printVersion(); else printUsage(optopt);
+        ::exit(0);
+    }
+  }
+
+  /*
+   * Detect and transfer control to previous instance (if one exists)
+   * _KDOCKER_RUNNING is a X Selection. We start out by trying to locate the
+   * selection owner. If someone else owns it, transfer control to that
+   * instance of TDEDocker
+   */
+  Display *display = TQPaintDevice::x11AppDisplay();
+  Atom tdedocker = XInternAtom(display, "_KDOCKER_RUNNING", False);
+  Window prev_instance = XGetSelectionOwner(display, tdedocker);
+
+  if (prev_instance == None)
+  {
+    mSelectionOwner = XCreateSimpleWindow(display, tqt_xrootwin(), 1, 1, 1,
+                                          1, 1, 1, 1);
+    XSetSelectionOwner(display, tdedocker, mSelectionOwner, CurrentTime);
+    TRACE("Selection owner set to 0x%x", (unsigned) mSelectionOwner);
+    mTrayLabelMgr = TrayLabelMgr::instance();
+  }
+  else
+    notifyPreviousInstance(prev_instance);           // does not return
+}
+
+void TDEDocker::printVersion(void)
+{
+  tqDebug("TQt: %s", tqVersion());
+  tqDebug("TDEDocker: %s", KDOCKER_APP_VERSION);
+}
+
+// Prints the CLI arguments. Does not return
+void TDEDocker::printUsage(char optopt)
+{
+  if (optopt != 'h') tqDebug("%s", i18n("tdedocker: invalid option -- %1").arg(optopt).local8Bit().data());
+
+  tqDebug("%s", i18n("Usage: TDEDocker [options] command\n").local8Bit().data());
+  tqDebug("%s", i18n("Docks any application into the system tray\n").local8Bit().data());
+  tqDebug("%s", i18n("command \tCommand to execute\n").local8Bit().data());
+  tqDebug("%s", i18n("Options").local8Bit().data());
+  tqDebug("%s", i18n("-a     \tShow author information").local8Bit().data());
+  tqDebug("%s", i18n("-b     \tDont warn about non-normal windows (blind mode)").local8Bit().data());
+  tqDebug("%s", i18n("-d     \tDisable session management").local8Bit().data());
+  tqDebug("%s", i18n("-e     \tEnable session management").local8Bit().data());
+  tqDebug("%s", i18n("-f     \tDock window that has the focus(active window)").local8Bit().data());
+  tqDebug("%s", i18n("-h     \tDisplay this help").local8Bit().data());
+  tqDebug("%s", i18n("-i icon\tCustom dock Icon").local8Bit().data());
+  tqDebug("%s", i18n("-l     \tLaunch on startup").local8Bit().data());
+  tqDebug("%s", i18n("-m     \tKeep application window mapped (dont hide on dock)").local8Bit().data());
+  tqDebug("%s", i18n("-o     \tDock when obscured").local8Bit().data());
+  tqDebug("%s", i18n("-p secs\tSet ballooning timeout (popup time)").local8Bit().data());
+  tqDebug("%s", i18n("-q     \tDisable ballooning title changes (quiet)").local8Bit().data());
+  tqDebug("%s", i18n("-t     \tRemove this application from the task bar").local8Bit().data());
+  tqDebug("%s", i18n("-v     \tDisplay version").local8Bit().data());
+  tqDebug("%s", i18n("-w wid \tWindow id of the application to dock\n").local8Bit().data());
+
+  tqDebug("%s", i18n("NOTE: Use -d for all startup scripts.\n").local8Bit().data());
+
+  tqDebug("%s", i18n("Bugs and wishes to gramakri@uiuc.edu").local8Bit().data());
+  tqDebug("%s", i18n("Project information at http://tdedocker.sourceforge.net").local8Bit().data());
+}
+
+void TDEDocker::notifyPreviousInstance(Window prevInstance)
+{
+  Display *display = TQPaintDevice::x11AppDisplay();
+
+  TRACE("Notifying previous instance [%x]", (unsigned) prevInstance);
+
+  // Dump all arguments in temporary file
+  TQFile f(TMPFILE_PREFIX + TQString().setNum(getpid()));
+  if (!f.open(IO_WriteOnly)) return;
+  TQTextStream s(&f);
+	
+  /*
+   * Its normal to use TDEDocker in startup scripts. We could be getting restored
+   * from a session at the same time. So, if we were getting restored and
+   * another instance already exists, send across the session id. Remember, qt 
+   * strips out all the arguments that it understands. So need to do it by hand.
+   */
+  if (isSessionRestored()) 
+    s << argv()[0] << " " << "-session" << " " << sessionId();
+  else
+    for (int i = 0; i < argc(); i++) s << argv()[i] << " ";
+
+  f.close();
+
+  /*
+   * Now tell our previous instance that we came to pass. Actually, it can
+   * figure it out itself using PropertyNotify events but this is a lot nicer
+   */
+  XClientMessageEvent dock_event;
+  memset(&dock_event, 0, sizeof(XClientMessageEvent));
+  dock_event.display = display;
+  dock_event.window = prevInstance;
+  dock_event.send_event = True;
+  dock_event.type = ClientMessage;
+  dock_event.message_type = 0x220679; // it all started this day
+  dock_event.format = 8;
+  dock_event.data.l[0] = 0xBABE;	// love letter ;)
+  dock_event.data.l[1] = getpid();
+  XSendEvent(display, prevInstance, False, 0, (XEvent *) &dock_event);
+  XSync(display, False);
+
+  ::exit(0);
+}
+
+/*
+ * The X11 Event filter called by TQt. Look out for ClientMessage events from
+ * our new instance
+ */
+bool TDEDocker::x11EventFilter(XEvent * event)
+{
+  if (event->type == ClientMessage)
+  {
+    // look for requests from a new instance of tdedocker
+    XClientMessageEvent *client = (XClientMessageEvent *) event;
+    if (!(client->message_type == 0x220679 && client->data.l[0] == 0xBABE))
+      return FALSE;
+
+    TRACE("ClientMessage from PID=%ld. SelOwn=0x%x", 
+          client->data.l[1], (unsigned) mSelectionOwner);
+    char tmp[50];
+    struct stat buf;
+    sprintf(tmp, TQString(TMPFILE_PREFIX "%ld").local8Bit(), client->data.l[1]);
+    if (stat(tmp, &buf) || (getuid()!=buf.st_uid))
+    {
+     /*
+      * We make sure that the owner of this process and the owner of the file
+      * are the same. This will prevent someone from executing arbitrary
+      * programs by sending client message. Of course, you can send a message
+      * only if you are authenticated to the X session and have permission to
+      * create files in TMPFILE_PREFIX. So this code is there just for the 
+      * heck of it.
+      */
+      TRACE("User %i is trying something fishy...", buf.st_uid);
+      unlink(tmp);
+      return TRUE;
+    }
+    TQFile f(tmp);
+    if (!f.open(IO_ReadOnly)) return TRUE;
+    TQTextStream s(&f);
+    TQStringList argv;
+    while (!s.atEnd()) { TQString x; s >> x; argv += x; }
+    f.close();
+    unlink(tmp); // delete the tmp file
+    mTrayLabelMgr->processCommand(argv);
+    return TRUE;
+  }
+  else return mTrayLabelMgr->x11EventFilter(event);
+}
+
+/*
+ * XSMP Support
+ */
+void TDEDocker::saveState(TQSessionManager &sm)
+{
+  TQString sf = mTrayLabelMgr->saveSession();
+
+  TQStringList discard_command;
+  discard_command << "rm" << sf;
+  sm.setDiscardCommand(discard_command);
+
+  sm.setRestartHint(TQSessionManager::RestartIfRunning);
+  TQStringList restart_command;
+  restart_command << this->argv()[0]
+                  << "-session" << sm.sessionId();
+  sm.setRestartCommand(restart_command);
+
+  TRACE("SessionFile=%s AppName=%s", sf.latin1(), this->argv()[0]);
+  DUMP_TRACE(TQDir::homeDirPath() + "/tdedocker.trace");
+  // sm.setRestartCommand(applicationFilePath());
+}
+
+
+#include "tdedocker.moc"