File kdepim-trinity-speed-up-kalarm.patch of Package kdepim3

From c2ad4a056c3fecc0643b92755bc851b2fa299c49 Mon Sep 17 00:00:00 2001
From: Michele Calgaro <michele.calgaro@yahoo.it>
Date: Sun, 23 Aug 2015 11:19:11 +0000
Subject: Sped up KAlarm startup mechanism. This resolves bug 1610.

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
---
diff --git a/kalarm/daemon.cpp b/kalarm/daemon.cpp
index c5769f9..842514d 100644
--- a/kalarm/daemon.cpp
+++ b/kalarm/daemon.cpp
@@ -64,21 +64,21 @@ class NotificationHandler : public QObject, virtual public AlarmGuiIface
 };
 
 
-Daemon*              Daemon::mInstance = 0;
-NotificationHandler* Daemon::mDcopHandler = 0;
-QValueList<QString>  Daemon::mQueuedEvents;
-QValueList<QString>  Daemon::mSavingEvents;
+Daemon*               Daemon::mInstance = 0;
+NotificationHandler*  Daemon::mDcopHandler = 0;
+QValueList<QString> Daemon::mQueuedEvents;
+QValueList<QString> Daemon::mSavingEvents;
 QTimer*              Daemon::mStartTimer = 0;
 QTimer*              Daemon::mRegisterTimer = 0;
 QTimer*              Daemon::mStatusTimer = 0;
-int                  Daemon::mStatusTimerCount = 0;
-int                  Daemon::mStatusTimerInterval;
-int                  Daemon::mStartTimeout = 0;
-Daemon::Status       Daemon::mStatus = Daemon::STOPPED;
-bool                 Daemon::mRunning = false;
-bool                 Daemon::mCalendarDisabled = false;
-bool                 Daemon::mEnableCalPending = false;
-bool                 Daemon::mRegisterFailMsg = false;
+int                   Daemon::mStatusTimerCount = 0;
+int                   Daemon::mStatusTimerInterval;
+int                   Daemon::mStartTimeout = 0;
+Daemon::Status        Daemon::mStatus = Daemon::STOPPED;
+bool                  Daemon::mRunning = false;
+bool                  Daemon::mCalendarDisabled = false;
+bool                  Daemon::mEnableCalPending = false;
+bool                  Daemon::mRegisterFailMsg = false;
 
 // How frequently to check the daemon's status after starting it.
 // This is equal to the length of time we wait after the daemon is registered with DCOP
@@ -655,7 +655,7 @@ int Daemon::maxTimeSinceCheck()
 =============================================================================*/
 
 NotificationHandler::NotificationHandler()
-	: DCOPObject(NOTIFY_DCOP_OBJECT), 
+	: DCOPObject(NOTIFY_DCOP_OBJECT),
 	  QObject()
 {
 	kdDebug(5950) << "NotificationHandler::NotificationHandler()\n";
diff --git a/kalarm/kalarmd/alarmdaemon.cpp b/kalarm/kalarmd/alarmdaemon.cpp
index 3b7f745..573cac0 100644
--- a/kalarm/kalarmd/alarmdaemon.cpp
+++ b/kalarm/kalarmd/alarmdaemon.cpp
@@ -73,23 +73,54 @@ AlarmDaemon::AlarmDaemon(bool autostart, QObject *parent, const char *name)
 #ifdef AUTOSTART_KALARM
 	if (autostart)
 	{
-		/* The alarm daemon is being autostarted.
-		 * Check if KAlarm needs to be autostarted in the system tray.
+		/* The alarm daemon has been autostarted.
+		 * Check if also KAlarm needs to be autostarted (by the daemon) in the system tray.
 		 * This should ideally be handled internally by KAlarm, but is done by kalarmd
-		 * for the following reason:
-		 * KAlarm needs to be both session restored and autostarted, but KDE doesn't
-		 * currently cater properly for this - there is no guarantee that the session
-		 * restoration activation will come before the autostart activation. If they
-		 * come in the wrong order, KAlarm won't know that it is supposed to restore
-		 * itself and instead will simply open a new window.
+		 * to correctly handle the cases when KAlarm is restored and when it is autostarted.
+		 * If the autostart request comes before the restoring one, KAlarm would not know
+		 * that it is supposed to restore itself and instead would simply open a new window.
+		 * So we first check if the session has been fully restored by the session manager
+		 * and if so we can continue safely. If the session hasn't yet been fully restored
+		 * or created, we wait for up to 30 seconds and then continue as normal.
 		 */
 		KConfig kaconfig(locate("config", "kalarmrc"));
 		kaconfig.setGroup(QString::fromLatin1("General"));
 		autostart = kaconfig.readBoolEntry(AUTOSTART_TRAY, false);
 		if (autostart)
 		{
-			kdDebug(5900) << "AlarmDaemon::AlarmDaemon(): wait to autostart KAlarm\n";
-			QTimer::singleShot(KALARM_AUTOSTART_TIMEOUT * 1000, this, SLOT(autostartKAlarm()));
+			bool done = false;
+			DCOPClient* client = kapp->dcopClient();
+			if (client->isApplicationRegistered("ksmserver"))
+			{
+				QByteArray callData;
+				QCString replyType;
+				QByteArray replyData;
+				for (int i=0; !done && i<KALARM_AUTOSTART_TIMEOUT; ++i)
+				{
+					// Check if the session has been fully created/restored. If not, wait a little and try again
+					if (!kapp->dcopClient()->call("ksmserver", "ksmserver", "startupCompleted()", callData, replyType, replyData) ||
+							replyType != "bool")
+					{
+						done = true;	// In case of DCOP call error, just continue normally
+					}
+					else
+					{
+						bool result;
+						QDataStream replyStream(replyData, IO_ReadOnly);
+						replyStream >> result;
+						if (result)
+						{
+							done = true;	// Session created/restored ==> continue
+						}
+						else
+						{
+							sleep(1); // Session not yet fully created/restored ==> wait and retry
+						}
+					}
+				}
+			// Give some extra time to KAlarm to be fully restored, then proceed as usual
+			QTimer::singleShot(3000, this, SLOT(autostartKAlarm()));
+			}
 		}
 	}
 	if (!autostart)
--
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