// Copyright 2010-2020, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "gui/base/window_title_modifier.h"
#include <QtCore/QObject>
#include <QtCore/QString>
#include <QtGui/QGuiApplication>
#include <QtWidgets/QApplication>
#include <QtWidgets/QWidget>
#include "base/version.h"
namespace mozc {
namespace gui {
bool WindowTitleModifier::eventFilter(QObject *obj, QEvent *event) {
QWidget *w = QApplication::activeWindow();
if (w == nullptr || obj != w || event->type() != QEvent::WindowActivate) {
return QObject::eventFilter(obj, event);
}
const QString prefix = QLatin1String(" (Dev ");
const QString& title = w->windowTitle();
// The window title can be empty, even if it is specified.
// See: https://doc.qt.io/qt-5/qmessagebox.html#setWindowTitle
if (!title.isEmpty() && title.indexOf(prefix) == -1) {
const QString version = prefix + Version::GetMozcVersion().c_str() + ")";
w->setWindowTitle(title + version);
}
return QObject::eventFilter(obj, event);
}
} // namespace gui
} // namespace mozc