Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 200 insertions, 0 deletions

diff --git a/kcontrol/clock/tzone.cpp b/kcontrol/clock/tzone.cpp
new file mode 100644
index 000000000..fad22152a
--- /dev/null
+++ b/kcontrol/clock/tzone.cpp
@@ -0,0 +1,200 @@
+/*
+ *  tzone.cpp
+ *
+ *  Copyright (C) 1998 Luca Montecchiani <m.luca@usa.net>
+ *
+ *  This program 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 program 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 program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <time.h>
+#include <config.h>
+
+#include <qlabel.h>
+#include <qfile.h>
+
+#include <kdebug.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+#include <kdialog.h>
+#include <kio/netaccess.h>
+
+//#include "xpm/world.xpm"
+#include "tzone.h"
+#include "tzone.moc"
+
+#if defined(USE_SOLARIS)
+#include <ktempfile.h>
+#include <kstandarddirs.h>
+#include <sys/param.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#endif
+
+Tzone::Tzone(QWidget * parent, const char *name)
+  : QVGroupBox(parent, name)
+{
+    setTitle(i18n("To change the timezone, select your area from the list below"));
+
+    tzonelist = new KTimezoneWidget(this, "ComboBox_1", &m_zoneDb);
+    connect( tzonelist, SIGNAL(selectionChanged()), SLOT(handleZoneChange()) );
+
+    m_local = new QLabel(this);
+
+    load();
+
+    tzonelist->setEnabled(getuid() == 0);
+}
+
+void Tzone::load()
+{
+    currentZone();
+
+    // read the currently set time zone
+    tzonelist->setSelected(m_zoneDb.local()->name(), true);
+}
+
+void Tzone::currentZone()
+{
+    QString localZone(i18n("Current local timezone: %1 (%2)"));
+    QCString result(100);
+
+    time_t now = time(0);
+    tzset();
+    strftime(result.data(), result.size(), "%Z", localtime(&now));
+    m_local->setText(localZone.arg(KTimezoneWidget::displayName(m_zoneDb.local())).arg(result));
+}
+
+// FIXME: Does the logic in this routine actually work correctly? For example,
+// on non-Solaris systems which do not use /etc/timezone?
+void Tzone::save()
+{
+    QStringList selectedZones(tzonelist->selection());
+
+    if (selectedZones.count() > 0)
+    {
+      // Find untranslated selected zone
+      QString selectedzone(selectedZones[0]);
+
+#if defined(USE_SOLARIS)	// MARCO
+
+        KTempFile tf( locateLocal( "tmp", "kde-tzone" ) );
+        tf.setAutoDelete( true );
+        QTextStream *ts = tf.textStream();
+
+# ifndef INITFILE
+#  define INITFILE	"/etc/default/init"
+# endif
+
+        QFile fTimezoneFile(INITFILE);
+        bool updatedFile = false;
+
+        if (tf.status() == 0 && fTimezoneFile.open(IO_ReadOnly))
+        {
+            bool found = false;
+
+            QTextStream is(&fTimezoneFile);
+
+            for (QString line = is.readLine(); !line.isNull();
+                 line = is.readLine())
+            {
+                if (line.find("TZ=") == 0)
+                {
+                    *ts << "TZ=" << selectedzone << endl;
+                    found = true;
+                }
+                else
+                {
+                    *ts << line << endl;
+                }
+            }
+
+            if (!found)
+            {
+                *ts << "TZ=" << selectedzone << endl;
+            }
+
+            updatedFile = true;
+            fTimezoneFile.close();
+        }
+
+        if (updatedFile)
+        {
+            ts->device()->reset();
+            fTimezoneFile.remove();
+
+            if (fTimezoneFile.open(IO_WriteOnly | IO_Truncate))
+            {
+                QTextStream os(&fTimezoneFile);
+
+                for (QString line = ts->readLine(); !line.isNull();
+                     line = ts->readLine())
+                {
+                    os << line << endl;
+                }
+
+                fchmod(fTimezoneFile.handle(),
+                       S_IXUSR | S_IRUSR | S_IRGRP | S_IXGRP |
+                       S_IROTH | S_IXOTH);
+                fTimezoneFile.close();
+            }
+        }
+
+
+        QString val = selectedzone;
+#else
+        QFile fTimezoneFile("/etc/timezone");
+
+        if (fTimezoneFile.open(IO_WriteOnly | IO_Truncate) )
+        {
+            QTextStream t(&fTimezoneFile);
+            t << selectedzone;
+            fTimezoneFile.close();
+        }
+
+        QString tz = "/usr/share/zoneinfo/" + selectedzone;
+
+        kdDebug() << "Set time zone " << tz << endl;
+
+	if (!QFile::remove("/etc/localtime"))
+	{
+		//After the KDE 3.2 release, need to add an error message
+	}
+	else
+		if (!KIO::NetAccess::file_copy(KURL(tz),KURL("/etc/localtime")))
+			KMessageBox::error( 0,  i18n("Error setting new timezone."),
+                        		    i18n("Timezone Error"));
+
+        QString val = ":" + tz;
+#endif // !USE_SOLARIS
+
+        setenv("TZ", val.ascii(), 1);
+        tzset();
+
+    } else {
+#if !defined(USE_SOLARIS) // Do not update the System!
+        unlink( "/etc/timezone" );
+        unlink( "/etc/localtime" );
+
+        setenv("TZ", "", 1);
+        tzset();
+#endif // !USE SOLARIS
+    }
+
+    currentZone();
+}