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// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "androidwindowembedding.h"
#include <QtCore/qcoreapplication.h>
#include <QtCore/qjnienvironment.h>
#include <QtCore/qjniobject.h>
#include <QtCore/qjnitypes.h>
#include <QtGui/qwindow.h>
QT_BEGIN_NAMESPACE
Q_DECLARE_JNI_CLASS(QtView, "org/qtproject/qt/android/QtView");
Q_DECLARE_JNI_CLASS(QtEmbeddedDelegate, "org/qtproject/qt/android/QtEmbeddedDelegate");
namespace QtAndroidWindowEmbedding {
void createRootWindow(JNIEnv *, jclass, QtJniTypes::View rootView,
jint x, jint y, jint width, jint height)
{
// QWindow should be constructed on the Qt thread rather than directly in the caller thread
// To avoid hitting checkReceiverThread assert in QCoreApplication::doNotify
QMetaObject::invokeMethod(qApp, [rootView, x, y, width, height] {
QWindow *parentWindow = QWindow::fromWinId(reinterpret_cast<WId>(rootView.object()));
parentWindow->setGeometry(x, y, width, height);
rootView.callMethod<void>("createWindow", reinterpret_cast<jlong>(parentWindow));
});
}
void deleteWindow(JNIEnv *, jclass, jlong windowRef)
{
QWindow *window = reinterpret_cast<QWindow*>(windowRef);
window->deleteLater();
}
void setWindowVisible(JNIEnv *, jclass, jlong windowRef, jboolean visible)
{
QMetaObject::invokeMethod(qApp, [windowRef, visible] {
QWindow *window = reinterpret_cast<QWindow*>(windowRef);
if (visible) {
window->showNormal();
if (!window->parent()->isVisible())
window->parent()->showNormal();
} else {
window->hide();
}
});
}
void resizeWindow(JNIEnv *, jclass, jlong windowRef, jint x, jint y, jint width, jint height)
{
QMetaObject::invokeMethod(qApp, [windowRef, x, y, width, height] {
QWindow *window = reinterpret_cast<QWindow*>(windowRef);
QWindow *parent = window->parent();
if (parent)
parent->setGeometry(x, y, width, height);
window->setGeometry(0, 0, width, height);
});
}
bool registerNatives(QJniEnvironment& env) {
using namespace QtJniTypes;
bool success = env.registerNativeMethods(Traits<QtEmbeddedDelegate>::className(),
{Q_JNI_NATIVE_SCOPED_METHOD(createRootWindow, QtAndroidWindowEmbedding),
Q_JNI_NATIVE_SCOPED_METHOD(deleteWindow, QtAndroidWindowEmbedding)});
success &= env.registerNativeMethods(Traits<QtView>::className(),
{Q_JNI_NATIVE_SCOPED_METHOD(setWindowVisible, QtAndroidWindowEmbedding),
Q_JNI_NATIVE_SCOPED_METHOD(resizeWindow, QtAndroidWindowEmbedding)});
return success;
}
}
QT_END_NAMESPACE
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