kdeui
ktimezonewidget.cpp
Go to the documentation of this file. 00001 /*
00002 Copyright (C) 2005, S.R.Haque <srhaque@iee.org>.
00003 This file is part of the KDE project
00004
00005 This library is free software; you can redistribute it and/or
00006 modify it under the terms of the GNU Library General Public
00007 License version 2, as published by the Free Software Foundation.
00008
00009 This library is distributed in the hope that it will be useful,
00010 but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
00012 Library General Public License for more details.
00013
00014 You should have received a copy of the GNU Library General Public License
00015 along with this library; see the file COPYING.LIB. If not, write to
00016 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00017 Boston, MA 02110-1301, USA.
00018 */
00019
00020 #include <kdialog.h>
00021 #include <kdebug.h>
00022 #include <kfile.h>
00023 #include <klistview.h>
00024 #include <klocale.h>
00025 #include <kstandarddirs.h>
00026 #include <ktimezones.h>
00027 #include <ktimezonewidget.h>
00028 #include <qpixmap.h>
00029 #include <time.h>
00030
00031 #define COLUMN_CITY 0
00032 #define COLUMN_REGION 1
00033 #define COLUMN_COMMENT 2
00034 #define COLUMN_ZONE 3
00035
00036 KTimezoneWidget::KTimezoneWidget(QWidget *parent, const char *name, KTimezones *db) :
00037 KListView(parent, name),
00038 d(0)
00039 {
00040 // If the user did not provide a timezone database, we'll use the system default.
00041 bool userDb = (db != 0);
00042 if (!userDb)
00043 db = new KTimezones();
00044
00045 addColumn(i18n("Area"));
00046 addColumn(i18n("Region"));
00047 addColumn(i18n("Comment"));
00048
00049 const KTimezones::ZoneMap zones = db->allZones();
00050 for (KTimezones::ZoneMap::ConstIterator it = zones.begin(); it != zones.end(); ++it)
00051 {
00052 const KTimezone *zone = it.data();
00053 QString tzName = zone->name();
00054 QString comment = zone->comment();
00055 if (!comment.isEmpty())
00056 comment = i18n(comment.utf8());
00057
00058 // Convert:
00059 //
00060 // "Europe/London", "GB" -> "London", "Europe/GB".
00061 // "UTC", "" -> "UTC", "".
00062 QStringList continentCity = QStringList::split("/", displayName(zone));
00063 QListViewItem *listItem = new QListViewItem(this, continentCity[continentCity.count() - 1]);
00064 continentCity[continentCity.count() - 1] = zone->countryCode();
00065 listItem->setText(COLUMN_REGION, continentCity.join("/"));
00066 listItem->setText(COLUMN_COMMENT, comment);
00067 listItem->setText(COLUMN_ZONE, tzName); /* store complete path in ListView */
00068
00069 // Locate the flag from /l10n/%1/flag.png.
00070 QString flag = locate("locale", QString("l10n/%1/flag.png").arg(zone->countryCode().lower()));
00071 if (QFile::exists(flag))
00072 listItem->setPixmap(COLUMN_REGION, QPixmap(flag));
00073 }
00074
00075 if (!userDb)
00076 delete db;
00077
00078 }
00079
00080 KTimezoneWidget::~KTimezoneWidget()
00081 {
00082 // FIXME when needed:
00083 // delete d;
00084 }
00085
00086 QString KTimezoneWidget::displayName(const KTimezone *zone)
00087 {
00088 return i18n(zone->name().utf8()).replace("_", " ");
00089 }
00090
00091 QStringList KTimezoneWidget::selection() const
00092 {
00093 QStringList selection;
00094
00095 // Loop through all entries.
00096 QListViewItem *listItem = firstChild();
00097 while (listItem)
00098 {
00099 if (listItem->isSelected())
00100 {
00101 selection.append(listItem->text(COLUMN_ZONE));
00102 }
00103 listItem = listItem->nextSibling();
00104 }
00105 return selection;
00106 }
00107
00108 void KTimezoneWidget::setSelected(const QString &zone, bool selected)
00109 {
00110 bool found = false;
00111
00112 // Loop through all entries.
00113 QListViewItem *listItem = firstChild();
00114 while (listItem)
00115 {
00116 if (listItem->text(COLUMN_ZONE) == zone)
00117 {
00118 KListView::setSelected(listItem, selected);
00119
00120 // Ensure the selected item is visible as appropriate.
00121 listItem = selectedItem();
00122 if (listItem)
00123 ensureItemVisible(listItem);
00124 found = true;
00125 break;
00126 }
00127 listItem = listItem->nextSibling();
00128 }
00129 if (!found)
00130 kdDebug() << "No such zone: " << zone << endl;
00131 }
00132
00133 #include "ktimezonewidget.moc"
