Created internationalization and localization app

Change-Id: If3bee4300b7188c8bb1fd566af8efef68c56229b
Reviewed-by: Alistair Adams <alistair.adams@qt.io>

5 files changed, 252 insertions, 0 deletions

diff --git a/plugins/comtqci18ndemo/comtqci18ndemo.cpp b/plugins/comtqci18ndemo/comtqci18ndemo.cpp
new file mode 100644
index 0000000..90b7226
--- /dev/null
+++ b/plugins/comtqci18ndemo/comtqci18ndemo.cpp
@@ -0,0 +1,99 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Neptune IVI UI.
+**
+** $QT_BEGIN_LICENSE:GPL-QTAS$
+** Commercial License Usage
+** Licensees holding valid commercial Qt Automotive Suite licenses may use
+** this file in accordance with the commercial license agreement provided
+** with the Software or, alternatively, in accordance with the terms
+** contained in a written agreement between you and The Qt Company.  For
+** licensing terms and conditions see https://www.qt.io/terms-conditions.
+** For further information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) any later version
+** approved by the KDE Free Qt Foundation. The licenses are as published by
+** the Free Software Foundation and appearing in the file LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+** SPDX-License-Identifier: GPL-3.0
+**
+****************************************************************************/
+
+#include "comtqci18ndemo.h"
+#include <QGuiApplication>
+#include <QDebug>
+
+ComTQCi18nDemo::ComTQCi18nDemo(QObject *parent)
+    : QObject(parent),
+      m_languageLocale(""),
+      m_languageFilePath(""),
+      m_languageFilePrefix("")
+{
+}
+
+void ComTQCi18nDemo::setPrefix(QString languageFilePrefix)
+{
+    qDebug() << "File prefix: " << languageFilePrefix;
+
+    m_languageFilePrefix = languageFilePrefix;
+}
+
+void ComTQCi18nDemo::setPath(QUrl languageFilePath)
+{
+    qDebug() << "File path: " << languageFilePath.toLocalFile();
+
+    m_languageFilePath = languageFilePath.toLocalFile();
+}
+
+void ComTQCi18nDemo::setLanguageLocale(QString languageLocale)
+{
+    qDebug() << "Locale: " << languageLocale;
+
+    if (m_languageLocale != languageLocale) {
+        if ( loadTranslationFile(languageLocale) ) {
+            m_languageLocale = languageLocale;
+
+            emit languageLocaleChanged();
+            emit languageChanged();
+        }
+    }
+}
+
+QString ComTQCi18nDemo::languageLocale() const
+{
+    return m_languageLocale;
+}
+
+QString ComTQCi18nDemo::emptyString() const
+{
+    return "";
+}
+
+bool ComTQCi18nDemo::loadTranslationFile(QString &langLocale)
+{
+    QString fileToLoad(m_languageFilePath + m_languageFilePrefix + "_");
+    fileToLoad += langLocale + ".qm";
+
+    qDebug() << "File to load: " << fileToLoad;
+
+    if ( m_translator.load(fileToLoad) ) {
+        qDebug() << "Translation file loaded";
+        qApp->installTranslator(&m_translator);
+
+        return true;
+    }
+
+    qDebug() << "Failed to load translation file";
+
+    return false;
+}
diff --git a/plugins/comtqci18ndemo/comtqci18ndemo.h b/plugins/comtqci18ndemo/comtqci18ndemo.h
new file mode 100644
index 0000000..ddb4320
--- /dev/null
+++ b/plugins/comtqci18ndemo/comtqci18ndemo.h
@@ -0,0 +1,72 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Neptune IVI UI.
+**
+** $QT_BEGIN_LICENSE:GPL-QTAS$
+** Commercial License Usage
+** Licensees holding valid commercial Qt Automotive Suite licenses may use
+** this file in accordance with the commercial license agreement provided
+** with the Software or, alternatively, in accordance with the terms
+** contained in a written agreement between you and The Qt Company.  For
+** licensing terms and conditions see https://www.qt.io/terms-conditions.
+** For further information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) any later version
+** approved by the KDE Free Qt Foundation. The licenses are as published by
+** the Free Software Foundation and appearing in the file LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+** SPDX-License-Identifier: GPL-3.0
+**
+****************************************************************************/
+
+#ifndef COMTQCI18NDEMO_H
+#define COMTQCI18NDEMO_H
+
+#include <QtCore/QObject>
+#include <QTranslator>
+#include <QUrl>
+
+class ComTQCi18nDemo : public QObject
+{
+    Q_OBJECT
+
+    Q_PROPERTY(QString languageLocale READ languageLocale WRITE setLanguageLocale NOTIFY languageLocaleChanged)
+    Q_PROPERTY(QString emptyString READ emptyString NOTIFY languageChanged)
+
+public:
+    explicit ComTQCi18nDemo(QObject *parent = 0);
+
+    Q_INVOKABLE void setPrefix(QString languageFilePrefix);
+    Q_INVOKABLE void setPath(QUrl languageFilePath);
+
+    Q_INVOKABLE void setLanguageLocale(QString languageLocale);
+    QString languageLocale() const;
+
+    // Helper method to notify string change
+    QString emptyString() const;
+
+signals:
+    void languageLocaleChanged();
+    void languageChanged();
+
+protected:
+    bool loadTranslationFile(QString &langLocale);
+
+    QString m_languageLocale;
+    QString m_languageFilePath;
+    QString m_languageFilePrefix;
+
+    QTranslator m_translator;
+};
+
+#endif // COMTQCI18NDEMO_H
diff --git a/plugins/comtqci18ndemo/comtqci18ndemo.pro b/plugins/comtqci18ndemo/comtqci18ndemo.pro
new file mode 100644
index 0000000..bc692c0
--- /dev/null
+++ b/plugins/comtqci18ndemo/comtqci18ndemo.pro
@@ -0,0 +1,30 @@
+TEMPLATE = lib
+TARGET  = comtqci18ndemoplugin
+QT += qml quick
+CONFIG += qt plugin c++11
+
+TARGET = $$qtLibraryTarget($$TARGET)
+uri = com.theqtcompany.comtqci18ndemo
+
+SOURCES += \
+    plugin.cpp \
+    comtqci18ndemo.cpp \
+
+HEADERS += \
+    comtqci18ndemo.h \
+
+OTHER_FILES = qmldir
+
+!equals(_PRO_FILE_PWD_, $$OUT_PWD) {
+    copy_qmldir.target = $$OUT_PWD/qmldir
+    copy_qmldir.depends = $$_PRO_FILE_PWD_/qmldir
+    copy_qmldir.commands = $(COPY_FILE) \"$$replace(copy_qmldir.depends, /, $$QMAKE_DIR_SEP)\" \"$$replace(copy_qmldir.target, /, $$QMAKE_DIR_SEP)\"
+    QMAKE_EXTRA_TARGETS += copy_qmldir
+    PRE_TARGETDEPS += $$copy_qmldir.target
+}
+
+qmldir.files = qmldir
+installPath = $$[QT_INSTALL_QML]/$$replace(uri, \\., /)
+qmldir.path = $$installPath
+target.path = $$installPath
+INSTALLS += target qmldir
diff --git a/plugins/comtqci18ndemo/plugin.cpp b/plugins/comtqci18ndemo/plugin.cpp
new file mode 100644
index 0000000..cd4b6c5
--- /dev/null
+++ b/plugins/comtqci18ndemo/plugin.cpp
@@ -0,0 +1,49 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 Pelagicore AG
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Neptune IVI UI.
+**
+** $QT_BEGIN_LICENSE:GPL-QTAS$
+** Commercial License Usage
+** Licensees holding valid commercial Qt Automotive Suite licenses may use
+** this file in accordance with the commercial license agreement provided
+** with the Software or, alternatively, in accordance with the terms
+** contained in a written agreement between you and The Qt Company.  For
+** licensing terms and conditions see https://www.qt.io/terms-conditions.
+** For further information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) any later version
+** approved by the KDE Free Qt Foundation. The licenses are as published by
+** the Free Software Foundation and appearing in the file LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+** SPDX-License-Identifier: GPL-3.0
+**
+****************************************************************************/
+
+#include <QtQml/qqmlextensionplugin.h>
+#include <qqml.h>
+#include "comtqci18ndemo.h"
+
+class ComTQCi18nDemoPlugin : public QQmlExtensionPlugin
+{
+    Q_OBJECT
+    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QQmlExtensionInterface/1.0")
+public:
+    virtual void registerTypes(const char *uri)
+    {
+        Q_ASSERT(QLatin1String(uri) == QLatin1String("com.theqtcompany.comtqci18ndemo"));
+
+        qmlRegisterType<ComTQCi18nDemo>(uri, 1, 0, "ComTQCi18nDemo");
+    }
+};
+
+#include "plugin.moc"
diff --git a/plugins/comtqci18ndemo/qmldir b/plugins/comtqci18ndemo/qmldir
new file mode 100644
index 0000000..8a23ec8
--- /dev/null
+++ b/plugins/comtqci18ndemo/qmldir
@@ -0,0 +1,2 @@
+module com.theqtcompany.comtqci18ndemo
+plugin comtqci18ndemoplugin