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// Copyright (C) 2024 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
package org.qtproject.qt.android;
import static org.qtproject.qt.android.QtNative.ApplicationState.ApplicationSuspended;
import android.app.Service;
import android.content.Context;
import android.content.res.Resources;
import android.hardware.display.DisplayManager;
import android.view.Display;
import android.view.View;
import android.util.DisplayMetrics;
/**
* QtServiceEmbeddedDelegate is used for embedding QML into Android Service contexts. Implements
* {@link QtEmbeddedViewInterface} so it can be used by QtView to communicate with the Qt layer.
*/
class QtServiceEmbeddedDelegate implements QtEmbeddedViewInterface, QtNative.AppStateDetailsListener
{
private final Service m_service;
private QtView m_view;
private boolean m_windowLoaded = false;
QtServiceEmbeddedDelegate(Service service)
{
m_service = service;
QtNative.registerAppStateListener(this);
QtNative.setService(service);
}
@UsedFromNativeCode
QtInputDelegate getInputDelegate()
{
// TODO Implement text input (QTBUG-122552)
return null;
}
@Override
public void onNativePluginIntegrationReadyChanged(boolean ready)
{
synchronized (this) {
if (ready) {
QtNative.runAction(() -> {
if (m_view == null)
return;
final DisplayMetrics metrics = Resources.getSystem().getDisplayMetrics();
final int maxWidth = m_view.getWidth();
final int maxHeight = m_view.getHeight();
final int width = maxWidth;
final int height = maxHeight;
final int insetLeft = m_view.getLeft();
final int insetTop = m_view.getTop();
final DisplayManager dm = m_service.getSystemService(DisplayManager.class);
QtDisplayManager.setDisplayMetrics(
maxWidth, maxHeight, insetLeft, insetTop, width, height,
QtDisplayManager.getXDpi(metrics), QtDisplayManager.getYDpi(metrics),
metrics.scaledDensity, metrics.density,
QtDisplayManager.getRefreshRate(
dm.getDisplay(Display.DEFAULT_DISPLAY)));
});
createRootWindow();
}
}
}
// QtEmbeddedViewInterface implementation begin
@Override
public void startQtApplication(String appParams, String mainLib)
{
QtNative.startApplication(appParams, mainLib);
}
@Override
public void setView(QtView view)
{
m_view = view;
// If the embedded view is destroyed, do cleanup:
if (view == null)
cleanup();
}
@Override
public void queueLoadWindow()
{
synchronized (this) {
if (QtNative.getStateDetails().nativePluginIntegrationReady)
createRootWindow();
}
}
// QtEmbeddedViewInterface implementation end
private void createRootWindow()
{
if (m_view != null && !m_windowLoaded) {
QtView.createRootWindow(m_view, m_view.getLeft(), m_view.getTop(), m_view.getWidth(),
m_view.getHeight());
m_windowLoaded = true;
}
}
private void cleanup()
{
QtNative.setApplicationState(ApplicationSuspended);
QtNative.unregisterAppStateListener(QtServiceEmbeddedDelegate.this);
QtNative.terminateQt();
QtNative.setService(null);
QtNative.getQtThread().exit();
}
}
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