From 3cce16c2543ebd7441477b466b35c89333eef28c Mon Sep 17 00:00:00 2001
From: Timothy Pearson <kb9vqf@pearsoncomputing.net>
Date: Fri, 3 May 2013 15:55:11 -0500
Subject: Properly fix task tray background glitches Ensure session is fully
 locked before switching to new VT when lock is requested

---
 kdesktop/lock/lockprocess.cc | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'kdesktop/lock/lockprocess.cc')

diff --git a/kdesktop/lock/lockprocess.cc b/kdesktop/lock/lockprocess.cc
index e7b05d73c..33fd374aa 100644
--- a/kdesktop/lock/lockprocess.cc
+++ b/kdesktop/lock/lockprocess.cc
@@ -173,6 +173,7 @@ extern bool trinity_desktop_lock_hide_active_windows;
 extern bool trinity_desktop_lock_forced;
 
 extern bool argb_visual;
+extern pid_t kdesktop_pid;
 
 extern TQXLibWindowList trinity_desktop_lock_hidden_window_list;
 
@@ -224,6 +225,7 @@ LockProcess::LockProcess()
       mHackStartupEnabled(true),
       mOverrideHackStartupEnabled(false),
       mResizingDesktopLock(false),
+      mFullyOnlineSent(false),
       m_rootPixmap(NULL),
       mBackingStartupDelayTimer(0),
       m_startupStatusDialog(NULL),
@@ -973,6 +975,8 @@ void LockProcess::createSaverWindow()
         }
     }
 
+    fullyOnline();
+
     kdDebug(1204) << "Saver window Id: " << winId() << endl;
 }
 
@@ -2739,6 +2743,21 @@ void LockProcess::processInputPipeCommand(TQString inputcommand) {
 	}
 }
 
+void LockProcess::fullyOnline() {
+	if (!mFullyOnlineSent) {
+		if (kdesktop_pid > 0) {
+			if (kill(kdesktop_pid, SIGUSR2) < 0) {
+				// The controlling kdesktop process probably died.  Commit suicide...
+				// Exit uncleanly
+				exit(1);
+			}
+			else {
+				mFullyOnlineSent = true;
+			}
+		}
+	}
+}
+
 //===========================================================================
 //
 // Control pipe handler
-- 
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