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// Copyright (C) 2023 The Qt Company Ltd.
// Copyright (c) 2016, BogDan Vatra <bogdan@kde.org>
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
package org.qtproject.qt.android;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.content.res.Resources;
import android.os.Bundle;
import android.util.Base64;
import android.util.DisplayMetrics;
import android.util.Log;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.nio.charset.StandardCharsets;
class QtActivityLoader extends QtLoader {
private final Activity m_activity;
public QtActivityLoader(Activity activity)
{
super(activity);
m_activity = activity;
extractContextMetaData();
}
@Override
protected void initContextInfo() {
try {
m_contextInfo = m_context.getPackageManager().getActivityInfo(
((Activity)m_context).getComponentName(), PackageManager.GET_META_DATA);
} catch (PackageManager.NameNotFoundException e) {
e.printStackTrace();
finish();
}
}
private void showErrorDialog() {
Resources resources = m_activity.getResources();
String packageName = m_activity.getPackageName();
AlertDialog errorDialog = new AlertDialog.Builder(m_activity).create();
@SuppressLint("DiscouragedApi") int id = resources.getIdentifier(
"fatal_error_msg", "string", packageName);
errorDialog.setMessage(resources.getString(id));
errorDialog.setButton(Dialog.BUTTON_POSITIVE, resources.getString(android.R.string.ok),
(dialog, which) -> finish());
errorDialog.show();
}
@Override
protected void finish() {
showErrorDialog();
m_activity.finish();
}
@Override
protected void initStaticClassesImpl(Class<?> initClass, Object staticInitDataObject) {
try {
Method m = initClass.getMethod("setActivity", Activity.class, Object.class);
m.invoke(staticInitDataObject, m_activity, this);
} catch (IllegalAccessException | InvocationTargetException | NoSuchMethodException e) {
Log.d(QtTAG, "Class " + initClass.getName() + " does not implement setActivity method");
}
}
private String getDecodedUtfString(String str)
{
byte[] decodedExtraEnvVars = Base64.decode(str, Base64.DEFAULT);
return new String(decodedExtraEnvVars, StandardCharsets.UTF_8);
}
int getAppIconSize()
{
int size = m_activity.getResources().getDimensionPixelSize(android.R.dimen.app_icon_size);
if (size < 36 || size > 512) { // check size sanity
DisplayMetrics metrics = new DisplayMetrics();
m_activity.getWindowManager().getDefaultDisplay().getMetrics(metrics);
size = metrics.densityDpi / 10 * 3;
if (size < 36)
size = 36;
if (size > 512)
size = 512;
}
return size;
}
private void setupStyleExtraction()
{
int displayDensity = m_activity.getResources().getDisplayMetrics().densityDpi;
setEnvironmentVariable("QT_ANDROID_THEME_DISPLAY_DPI", String.valueOf(displayDensity));
String extractOption = getMetaData("android.app.extract_android_style");
if (extractOption.equals("full"))
setEnvironmentVariable("QT_USE_ANDROID_NATIVE_STYLE", String.valueOf(1));
String stylePath = ExtractStyle.setup(m_activity, extractOption, displayDensity);
setEnvironmentVariable("ANDROID_STYLE_PATH", stylePath);
}
@Override
protected void extractContextMetaData()
{
super.extractContextMetaData();
setEnvironmentVariable("QT_USE_ANDROID_NATIVE_DIALOGS", String.valueOf(1));
setEnvironmentVariable("QT_ANDROID_APP_ICON_SIZE", String.valueOf(getAppIconSize()));
setupStyleExtraction();
Intent intent = m_activity.getIntent();
if (intent == null) {
Log.w(QtTAG, "Null Intent from the current Activity.");
return;
}
String intentArgs = intent.getStringExtra("applicationArguments");
if (intentArgs != null)
appendApplicationParameters(intentArgs);
Bundle extras = intent.getExtras();
if (extras == null) {
Log.w(QtTAG, "Null extras from the Activity's intent.");
return;
}
int flags = m_activity.getApplicationInfo().flags;
boolean isDebuggable = (flags & ApplicationInfo.FLAG_DEBUGGABLE) != 0;
if (isDebuggable) {
if (extras.containsKey("extraenvvars")) {
String extraEnvVars = extras.getString("extraenvvars");
setEnvironmentVariables(getDecodedUtfString(extraEnvVars));
}
if (extras.containsKey("extraappparams")) {
String extraAppParams = extras.getString("extraappparams");
appendApplicationParameters(getDecodedUtfString(extraAppParams));
}
} else {
Log.d(QtNative.QtTAG, "Not in debug mode! It is not allowed to use extra arguments " +
"in non-debug mode.");
}
}
}
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