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SDLActivity.java
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package org.libsdl.app;
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import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.UiModeManager;
import android.content.ClipboardManager;
import android.content.ClipData;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
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import android.content.res.Configuration;
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import android.graphics.Bitmap;
import android.graphics.Color;
import android.graphics.PixelFormat;
import android.graphics.PorterDuff;
import android.graphics.drawable.Drawable;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
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import android.text.InputType;
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import android.util.DisplayMetrics;
import android.util.Log;
import android.util.SparseArray;
import android.view.Display;
import android.view.Gravity;
import android.view.InputDevice;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.view.PointerIcon;
import android.view.Surface;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.view.WindowManager;
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import android.view.inputmethod.BaseInputConnection;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputConnection;
import android.view.inputmethod.InputMethodManager;
import android.widget.Button;
import android.widget.LinearLayout;
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import android.widget.RelativeLayout;
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import android.widget.TextView;
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import java.util.Hashtable;
import java.util.Locale;
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/**
SDL Activity
*/
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public class SDLActivity extends Activity implements View.OnSystemUiVisibilityChangeListener {
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private static final String TAG = "SDL";
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public static boolean mIsResumedCalled, mHasFocus;
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public static final boolean mHasMultiWindow = (Build.VERSION.SDK_INT >= 24);
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// Cursor types
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// private static final int SDL_SYSTEM_CURSOR_NONE = -1;
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private static final int SDL_SYSTEM_CURSOR_ARROW = 0;
private static final int SDL_SYSTEM_CURSOR_IBEAM = 1;
private static final int SDL_SYSTEM_CURSOR_WAIT = 2;
private static final int SDL_SYSTEM_CURSOR_CROSSHAIR = 3;
private static final int SDL_SYSTEM_CURSOR_WAITARROW = 4;
private static final int SDL_SYSTEM_CURSOR_SIZENWSE = 5;
private static final int SDL_SYSTEM_CURSOR_SIZENESW = 6;
private static final int SDL_SYSTEM_CURSOR_SIZEWE = 7;
private static final int SDL_SYSTEM_CURSOR_SIZENS = 8;
private static final int SDL_SYSTEM_CURSOR_SIZEALL = 9;
private static final int SDL_SYSTEM_CURSOR_NO = 10;
private static final int SDL_SYSTEM_CURSOR_HAND = 11;
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protected static final int SDL_ORIENTATION_UNKNOWN = 0;
protected static final int SDL_ORIENTATION_LANDSCAPE = 1;
protected static final int SDL_ORIENTATION_LANDSCAPE_FLIPPED = 2;
protected static final int SDL_ORIENTATION_PORTRAIT = 3;
protected static final int SDL_ORIENTATION_PORTRAIT_FLIPPED = 4;
protected static int mCurrentOrientation;
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protected static Locale mCurrentLocale;
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// Handle the state of the native layer
public enum NativeState {
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INIT, RESUMED, PAUSED
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}
public static NativeState mNextNativeState;
public static NativeState mCurrentNativeState;
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/** If shared libraries (e.g. SDL or the native application) could not be loaded. */
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public static boolean mBrokenLibraries = true;
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// Main components
protected static SDLActivity mSingleton;
protected static SDLSurface mSurface;
protected static View mTextEdit;
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protected static boolean mScreenKeyboardShown;
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protected static ViewGroup mLayout;
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protected static SDLClipboardHandler mClipboardHandler;
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protected static Hashtable<Integer, PointerIcon> mCursors;
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protected static int mLastCursorID;
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protected static SDLGenericMotionListener_API12 mMotionListener;
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protected static HIDDeviceManager mHIDDeviceManager;
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// This is what SDL runs in. It invokes SDL_main(), eventually
protected static Thread mSDLThread;
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protected static SDLGenericMotionListener_API12 getMotionListener() {
if (mMotionListener == null) {
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if (Build.VERSION.SDK_INT >= 26) {
mMotionListener = new SDLGenericMotionListener_API26();
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} else if (Build.VERSION.SDK_INT >= 24) {
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mMotionListener = new SDLGenericMotionListener_API24();
} else {
mMotionListener = new SDLGenericMotionListener_API12();
}
}
return mMotionListener;
}
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/**
* This method returns the name of the shared object with the application entry point
* It can be overridden by derived classes.
*/
protected String getMainSharedObject() {
String library;
String[] libraries = SDLActivity.mSingleton.getLibraries();
if (libraries.length > 0) {
library = "lib" + libraries[libraries.length - 1] + ".so";
} else {
library = "libmain.so";
}
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return getContext().getApplicationInfo().nativeLibraryDir + "/" + library;
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}
/**
* This method returns the name of the application entry point
* It can be overridden by derived classes.
*/
protected String getMainFunction() {
return "SDL_main";
}
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/**
* This method is called by SDL before loading the native shared libraries.
* It can be overridden to provide names of shared libraries to be loaded.
* The default implementation returns the defaults. It never returns null.
* An array returned by a new implementation must at least contain "SDL2".
* Also keep in mind that the order the libraries are loaded may matter.
* @return names of shared libraries to be loaded (e.g. "SDL2", "main").
*/
protected String[] getLibraries() {
return new String[] {
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"hidapi",
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"SDL2",
// "SDL2_image",
// "SDL2_mixer",
// "SDL2_net",
// "SDL2_ttf",
"main"
};
}
// Load the .so
public void loadLibraries() {
for (String lib : getLibraries()) {
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SDL.loadLibrary(lib);
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}
}
/**
* This method is called by SDL before starting the native application thread.
* It can be overridden to provide the arguments after the application name.
* The default implementation returns an empty array. It never returns null.
* @return arguments for the native application.
*/
protected String[] getArguments() {
return new String[0];
}
public static void initialize() {
// The static nature of the singleton and Android quirkyness force us to initialize everything here
// Otherwise, when exiting the app and returning to it, these variables *keep* their pre exit values
mSingleton = null;
mSurface = null;
mTextEdit = null;
mLayout = null;
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mClipboardHandler = null;
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mCursors = new Hashtable<Integer, PointerIcon>();
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mLastCursorID = 0;
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mSDLThread = null;
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mIsResumedCalled = false;
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mHasFocus = true;
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mNextNativeState = NativeState.INIT;
mCurrentNativeState = NativeState.INIT;
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}
// Setup
@Override
protected void onCreate(Bundle savedInstanceState) {
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Log.v(TAG, "Device: " + Build.DEVICE);
Log.v(TAG, "Model: " + Build.MODEL);
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Log.v(TAG, "onCreate()");
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super.onCreate(savedInstanceState);
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try {
Thread.currentThread().setName("SDLActivity");
} catch (Exception e) {
Log.v(TAG, "modify thread properties failed " + e.toString());
}
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// Load shared libraries
String errorMsgBrokenLib = "";
try {
loadLibraries();
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mBrokenLibraries = false; /* success */
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} catch(UnsatisfiedLinkError e) {
System.err.println(e.getMessage());
mBrokenLibraries = true;
errorMsgBrokenLib = e.getMessage();
} catch(Exception e) {
System.err.println(e.getMessage());
mBrokenLibraries = true;
errorMsgBrokenLib = e.getMessage();
}
if (mBrokenLibraries)
{
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mSingleton = this;
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AlertDialog.Builder dlgAlert = new AlertDialog.Builder(this);
dlgAlert.setMessage("An error occurred while trying to start the application. Please try again and/or reinstall."
+ System.getProperty("line.separator")
+ System.getProperty("line.separator")
+ "Error: " + errorMsgBrokenLib);
dlgAlert.setTitle("SDL Error");
dlgAlert.setPositiveButton("Exit",
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog,int id) {
// if this button is clicked, close current activity
SDLActivity.mSingleton.finish();
}
});
dlgAlert.setCancelable(false);
dlgAlert.create().show();
return;
}
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// Set up JNI
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SDL.setupJNI();
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// Initialize state
SDL.initialize();
// So we can call stuff from static callbacks
mSingleton = this;
SDL.setContext(this);
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mClipboardHandler = new SDLClipboardHandler();
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mHIDDeviceManager = HIDDeviceManager.acquire(this);
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// Set up the surface
mSurface = new SDLSurface(getApplication());
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mLayout = new RelativeLayout(this);
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mLayout.addView(mSurface);
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// Get our current screen orientation and pass it down.
mCurrentOrientation = SDLActivity.getCurrentOrientation();
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// Only record current orientation
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SDLActivity.onNativeOrientationChanged(mCurrentOrientation);
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try {
if (Build.VERSION.SDK_INT < 24) {
mCurrentLocale = getContext().getResources().getConfiguration().locale;
} else {
mCurrentLocale = getContext().getResources().getConfiguration().getLocales().get(0);
}
} catch(Exception ignored) {
}
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setContentView(mLayout);
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setWindowStyle(false);
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getWindow().getDecorView().setOnSystemUiVisibilityChangeListener(this);
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// Get filename from "Open with" of another application
Intent intent = getIntent();
if (intent != null && intent.getData() != null) {
String filename = intent.getData().getPath();
if (filename != null) {
Log.v(TAG, "Got filename: " + filename);
SDLActivity.onNativeDropFile(filename);
}
}
}
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protected void pauseNativeThread() {
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mNextNativeState = NativeState.PAUSED;
mIsResumedCalled = false;
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if (SDLActivity.mBrokenLibraries) {
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return;
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}
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SDLActivity.handleNativeState();
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}
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protected void resumeNativeThread() {
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mNextNativeState = NativeState.RESUMED;
mIsResumedCalled = true;
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if (SDLActivity.mBrokenLibraries) {
return;
}
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SDLActivity.handleNativeState();
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}
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// Events
@Override
protected void onPause() {
Log.v(TAG, "onPause()");
super.onPause();
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if (mHIDDeviceManager != null) {
mHIDDeviceManager.setFrozen(true);
}
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if (!mHasMultiWindow) {
pauseNativeThread();
}
}
@Override
protected void onResume() {
Log.v(TAG, "onResume()");
super.onResume();
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if (mHIDDeviceManager != null) {
mHIDDeviceManager.setFrozen(false);
}
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if (!mHasMultiWindow) {
resumeNativeThread();
}
}
@Override
protected void onStop() {
Log.v(TAG, "onStop()");
super.onStop();
if (mHasMultiWindow) {
pauseNativeThread();
}
}
@Override
protected void onStart() {
Log.v(TAG, "onStart()");
super.onStart();
if (mHasMultiWindow) {
resumeNativeThread();
}
}
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public static int getCurrentOrientation() {
final Context context = SDLActivity.getContext();
final Display display = ((WindowManager) context.getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay();
int result = SDL_ORIENTATION_UNKNOWN;
switch (display.getRotation()) {
case Surface.ROTATION_0:
result = SDL_ORIENTATION_PORTRAIT;
break;
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case Surface.ROTATION_90:
result = SDL_ORIENTATION_LANDSCAPE;
break;
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case Surface.ROTATION_180:
result = SDL_ORIENTATION_PORTRAIT_FLIPPED;
break;
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case Surface.ROTATION_270:
result = SDL_ORIENTATION_LANDSCAPE_FLIPPED;
break;
}
return result;
}
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@Override
public void onWindowFocusChanged(boolean hasFocus) {
super.onWindowFocusChanged(hasFocus);
Log.v(TAG, "onWindowFocusChanged(): " + hasFocus);
if (SDLActivity.mBrokenLibraries) {
return;
}
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mHasFocus = hasFocus;
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if (hasFocus) {
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mNextNativeState = NativeState.RESUMED;
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SDLActivity.getMotionListener().reclaimRelativeMouseModeIfNeeded();
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SDLActivity.handleNativeState();
nativeFocusChanged(true);
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} else {
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nativeFocusChanged(false);
if (!mHasMultiWindow) {
mNextNativeState = NativeState.PAUSED;
SDLActivity.handleNativeState();
}
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}
}
@Override
public void onLowMemory() {
Log.v(TAG, "onLowMemory()");
super.onLowMemory();
if (SDLActivity.mBrokenLibraries) {
return;
}
SDLActivity.nativeLowMemory();
}
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@Override
public void onConfigurationChanged(Configuration newConfig) {
Log.v(TAG, "onConfigurationChanged()");
super.onConfigurationChanged(newConfig);
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if (SDLActivity.mBrokenLibraries) {
return;
}
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if (mCurrentLocale == null || !mCurrentLocale.equals(newConfig.locale)) {
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mCurrentLocale = newConfig.locale;
SDLActivity.onNativeLocaleChanged();
}
}
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@Override
protected void onDestroy() {
Log.v(TAG, "onDestroy()");
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if (mHIDDeviceManager != null) {
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HIDDeviceManager.release(mHIDDeviceManager);
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mHIDDeviceManager = null;
}
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if (SDLActivity.mBrokenLibraries) {
super.onDestroy();
return;
}
if (SDLActivity.mSDLThread != null) {
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// Send Quit event to "SDLThread" thread
SDLActivity.nativeSendQuit();
// Wait for "SDLThread" thread to end
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try {
SDLActivity.mSDLThread.join();
} catch(Exception e) {
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Log.v(TAG, "Problem stopping SDLThread: " + e);
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}
}
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SDLActivity.nativeQuit();
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super.onDestroy();
}
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@Override
public void onBackPressed() {
// Check if we want to block the back button in case of mouse right click.
//
// If we do, the normal hardware back button will no longer work and people have to use home,
// but the mouse right click will work.
//
String trapBack = SDLActivity.nativeGetHint("SDL_ANDROID_TRAP_BACK_BUTTON");
if ((trapBack != null) && trapBack.equals("1")) {
// Exit and let the mouse handler handle this button (if appropriate)
return;
}
// Default system back button behavior.
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if (!isFinishing()) {
super.onBackPressed();
}
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}
// Called by JNI from SDL.
public static void manualBackButton() {
mSingleton.pressBackButton();
}
// Used to get us onto the activity's main thread
public void pressBackButton() {
runOnUiThread(new Runnable() {
@Override
public void run() {
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if (!SDLActivity.this.isFinishing()) {
SDLActivity.this.superOnBackPressed();
}
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}
});
}
// Used to access the system back behavior.
public void superOnBackPressed() {
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super.onBackPressed();
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}
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@Override
public boolean dispatchKeyEvent(KeyEvent event) {
if (SDLActivity.mBrokenLibraries) {
return false;
}
int keyCode = event.getKeyCode();
// Ignore certain special keys so they're handled by Android
if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN ||
keyCode == KeyEvent.KEYCODE_VOLUME_UP ||
keyCode == KeyEvent.KEYCODE_CAMERA ||
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keyCode == KeyEvent.KEYCODE_ZOOM_IN || /* API 11 */
keyCode == KeyEvent.KEYCODE_ZOOM_OUT /* API 11 */
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) {
return false;
}
return super.dispatchKeyEvent(event);
}
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/* Transition to next state */
public static void handleNativeState() {
if (mNextNativeState == mCurrentNativeState) {
// Already in same state, discard.
return;
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}
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// Try a transition to init state
if (mNextNativeState == NativeState.INIT) {
mCurrentNativeState = mNextNativeState;
return;
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}
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// Try a transition to paused state
if (mNextNativeState == NativeState.PAUSED) {
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if (mSDLThread != null) {
nativePause();
}
if (mSurface != null) {
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mSurface.handlePause();
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}
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mCurrentNativeState = mNextNativeState;
return;
}
// Try a transition to resumed state
if (mNextNativeState == NativeState.RESUMED) {
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if (mSurface.mIsSurfaceReady && mHasFocus && mIsResumedCalled) {
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if (mSDLThread == null) {
// This is the entry point to the C app.
// Start up the C app thread and enable sensor input for the first time
// FIXME: Why aren't we enabling sensor input at start?
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mSDLThread = new Thread(new SDLMain(), "SDLThread");
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mSurface.enableSensor(Sensor.TYPE_ACCELEROMETER, true);
mSDLThread.start();
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// No nativeResume(), don't signal Android_ResumeSem
} else {
nativeResume();
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}
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mSurface.handleResume();
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mCurrentNativeState = mNextNativeState;
}
}
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}
// Messages from the SDLMain thread
static final int COMMAND_CHANGE_TITLE = 1;
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static final int COMMAND_CHANGE_WINDOW_STYLE = 2;
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static final int COMMAND_TEXTEDIT_HIDE = 3;
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static final int COMMAND_CHANGE_SURFACEVIEW_FORMAT = 4;
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static final int COMMAND_SET_KEEP_SCREEN_ON = 5;
protected static final int COMMAND_USER = 0x8000;
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protected static boolean mFullscreenModeActive;
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/**
* This method is called by SDL if SDL did not handle a message itself.
* This happens if a received message contains an unsupported command.
* Method can be overwritten to handle Messages in a different class.
* @param command the command of the message.
* @param param the parameter of the message. May be null.
* @return if the message was handled in overridden method.
*/
protected boolean onUnhandledMessage(int command, Object param) {
return false;
}
/**
* A Handler class for Messages from native SDL applications.
* It uses current Activities as target (e.g. for the title).
* static to prevent implicit references to enclosing object.
*/
protected static class SDLCommandHandler extends Handler {
@Override
public void handleMessage(Message msg) {
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Context context = SDL.getContext();
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if (context == null) {
Log.e(TAG, "error handling message, getContext() returned null");
return;
}
switch (msg.arg1) {
case COMMAND_CHANGE_TITLE:
if (context instanceof Activity) {
((Activity) context).setTitle((String)msg.obj);
} else {
Log.e(TAG, "error handling message, getContext() returned no Activity");
}
break;
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case COMMAND_CHANGE_WINDOW_STYLE:
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if (Build.VERSION.SDK_INT >= 19) {
if (context instanceof Activity) {
Window window = ((Activity) context).getWindow();
if (window != null) {
if ((msg.obj instanceof Integer) && ((Integer) msg.obj != 0)) {
int flags = View.SYSTEM_UI_FLAG_FULLSCREEN |
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View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
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View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY |
View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN |
View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION |
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View.SYSTEM_UI_FLAG_LAYOUT_STABLE | View.INVISIBLE;
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window.getDecorView().setSystemUiVisibility(flags);
window.addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
window.clearFlags(WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN);
SDLActivity.mFullscreenModeActive = true;
} else {
int flags = View.SYSTEM_UI_FLAG_LAYOUT_STABLE | View.SYSTEM_UI_FLAG_VISIBLE;
window.getDecorView().setSystemUiVisibility(flags);
window.addFlags(WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN);
window.clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
SDLActivity.mFullscreenModeActive = false;
}
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}
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} else {
Log.e(TAG, "error handling message, getContext() returned no Activity");
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}
}
break;
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case COMMAND_TEXTEDIT_HIDE:
if (mTextEdit != null) {
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// Note: On some devices setting view to GONE creates a flicker in landscape.
// Setting the View's sizes to 0 is similar to GONE but without the flicker.
// The sizes will be set to useful values when the keyboard is shown again.
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mTextEdit.setLayoutParams(new RelativeLayout.LayoutParams(0, 0));
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InputMethodManager imm = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(mTextEdit.getWindowToken(), 0);
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mScreenKeyboardShown = false;
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mSurface.requestFocus();
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}
break;
case COMMAND_SET_KEEP_SCREEN_ON:
{
693
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if (context instanceof Activity) {
Window window = ((Activity) context).getWindow();
if (window != null) {
696
if ((msg.obj instanceof Integer) && ((Integer) msg.obj != 0)) {
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window.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
} else {
window.clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
}
701
702
703
704
}
}
break;
}
705
706
case COMMAND_CHANGE_SURFACEVIEW_FORMAT:
{
707
int format = (Integer) msg.obj;
708
709
710
711
712
713
714
715
716
717
718
719
720
721
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723
724
725
726
727
728
729
730
int pf;
if (SDLActivity.mSurface == null) {
return;
}
SurfaceHolder holder = SDLActivity.mSurface.getHolder();
if (holder == null) {
return;
}
if (format == 1) {
pf = PixelFormat.RGBA_8888;
} else if (format == 2) {
pf = PixelFormat.RGBX_8888;
} else {
pf = PixelFormat.RGB_565;
}
holder.setFormat(pf);
break;
}
731
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733
734
735
736
737
738
739
740
741
742
743
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746
default:
if ((context instanceof SDLActivity) && !((SDLActivity) context).onUnhandledMessage(msg.arg1, msg.obj)) {
Log.e(TAG, "error handling message, command is " + msg.arg1);
}
}
}
}
// Handler for the messages
Handler commandHandler = new SDLCommandHandler();
// Send a message from the SDLMain thread
boolean sendCommand(int command, Object data) {
Message msg = commandHandler.obtainMessage();
msg.arg1 = command;
msg.obj = data;
747
748
boolean result = commandHandler.sendMessage(msg);
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777
if (Build.VERSION.SDK_INT >= 19) {
if (command == COMMAND_CHANGE_WINDOW_STYLE) {
// Ensure we don't return until the resize has actually happened,
// or 500ms have passed.
boolean bShouldWait = false;
if (data instanceof Integer) {
// Let's figure out if we're already laid out fullscreen or not.
Display display = ((WindowManager) getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay();
DisplayMetrics realMetrics = new DisplayMetrics();
display.getRealMetrics(realMetrics);
boolean bFullscreenLayout = ((realMetrics.widthPixels == mSurface.getWidth()) &&
(realMetrics.heightPixels == mSurface.getHeight()));
if ((Integer) data == 1) {
// If we aren't laid out fullscreen or actively in fullscreen mode already, we're going
// to change size and should wait for surfaceChanged() before we return, so the size
// is right back in native code. If we're already laid out fullscreen, though, we're
// not going to change size even if we change decor modes, so we shouldn't wait for
// surfaceChanged() -- which may not even happen -- and should return immediately.
bShouldWait = !bFullscreenLayout;
} else {
// If we're laid out fullscreen (even if the status bar and nav bar are present),
// or are actively in fullscreen, we're going to change size and should wait for
// surfaceChanged before we return, so the size is right back in native code.
bShouldWait = bFullscreenLayout;
}
778
}
779
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781
782
783
784
785
786
787
788
789
790
791
792
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794
795
if (bShouldWait && (SDLActivity.getContext() != null)) {
// We'll wait for the surfaceChanged() method, which will notify us
// when called. That way, we know our current size is really the
// size we need, instead of grabbing a size that's still got
// the navigation and/or status bars before they're hidden.
//
// We'll wait for up to half a second, because some devices
// take a surprisingly long time for the surface resize, but
// then we'll just give up and return.
//
synchronized (SDLActivity.getContext()) {
try {
SDLActivity.getContext().wait(500);
} catch (InterruptedException ie) {
ie.printStackTrace();
}
796
}
797
798
799
800
801
}
}
}
return result;
802
803
804
}
// C functions we call
805
806
public static native int nativeSetupJNI();
public static native int nativeRunMain(String library, String function, Object arguments);
807
public static native void nativeLowMemory();
808
public static native void nativeSendQuit();
809
public static native void nativeQuit();
810
811
public static native void nativePause();
public static native void nativeResume();
812
public static native void nativeFocusChanged(boolean hasFocus);
813
public static native void onNativeDropFile(String filename);
814
815
public static native void nativeSetScreenResolution(int surfaceWidth, int surfaceHeight, int deviceWidth, int deviceHeight, int format, float rate);
public static native void onNativeResize();
816
817
public static native void onNativeKeyDown(int keycode);
public static native void onNativeKeyUp(int keycode);
818
public static native boolean onNativeSoftReturnKey();
819
public static native void onNativeKeyboardFocusLost();
820
public static native void onNativeMouse(int button, int action, float x, float y, boolean relative);
821
822
823
824
public static native void onNativeTouch(int touchDevId, int pointerFingerId,
int action, float x,
float y, float p);
public static native void onNativeAccel(float x, float y, float z);
825
public static native void onNativeClipboardChanged();
826
public static native void onNativeSurfaceCreated();
827
828
829
public static native void onNativeSurfaceChanged();
public static native void onNativeSurfaceDestroyed();
public static native String nativeGetHint(String name);
830
public static native void nativeSetenv(String name, String value);
831
public static native void onNativeOrientationChanged(int orientation);
832
public static native void nativeAddTouch(int touchId, String name);
833
public static native void nativePermissionResult(int requestCode, boolean result);
834
public static native void onNativeLocaleChanged();
835
836
837
838
839
840
841
842
843
/**
* This method is called by SDL using JNI.
*/
public static boolean setActivityTitle(String title) {
// Called from SDLMain() thread and can't directly affect the view
return mSingleton.sendCommand(COMMAND_CHANGE_TITLE, title);
}
844
845
846
847
848
849
850
851
/**
* This method is called by SDL using JNI.
*/
public static void setWindowStyle(boolean fullscreen) {
// Called from SDLMain() thread and can't directly affect the view
mSingleton.sendCommand(COMMAND_CHANGE_WINDOW_STYLE, fullscreen ? 1 : 0);
}
852
853
854
/**
* This method is called by SDL using JNI.
* This is a static method for JNI convenience, it calls a non-static method
855
* so that is can be overridden
856
857
858
*/
public static void setOrientation(int w, int h, boolean resizable, String hint)
{
859
860
861
if (mSingleton != null) {
mSingleton.setOrientationBis(w, h, resizable, hint);
}
862
}
863
864
865
866
/**
* This can be overridden
*/
867
public void setOrientationBis(int w, int h, boolean resizable, String hint)
868
{
869
870
int orientation_landscape = -1;
int orientation_portrait = -1;
871
872
/* If set, hint "explicitly controls which UI orientations are allowed". */
873
if (hint.contains("LandscapeRight") && hint.contains("LandscapeLeft")) {
874
orientation_landscape = ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE;
875
} else if (hint.contains("LandscapeRight")) {
876
orientation_landscape = ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE;
877
} else if (hint.contains("LandscapeLeft")) {
878
879
880
881
882
orientation_landscape = ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE;
}
if (hint.contains("Portrait") && hint.contains("PortraitUpsideDown")) {
orientation_portrait = ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT;
883
} else if (hint.contains("Portrait")) {
884
orientation_portrait = ActivityInfo.SCREEN_ORIENTATION_PORTRAIT;
885
} else if (hint.contains("PortraitUpsideDown")) {
886
orientation_portrait = ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT;
887
888
}
889
890
891
boolean is_landscape_allowed = (orientation_landscape != -1);
boolean is_portrait_allowed = (orientation_portrait != -1);
int req; /* Requested orientation */
892
893
894
895
896
897
898
899
900
901
902
903
/* No valid hint, nothing is explicitly allowed */
if (!is_portrait_allowed && !is_landscape_allowed) {
if (resizable) {
/* All orientations are allowed */
req = ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR;
} else {
/* Fixed window and nothing specified. Get orientation from w/h of created window */
req = (w > h ? ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE : ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT);
}
} else {
/* At least one orientation is allowed */
904
if (resizable) {
905
906
907
908
909
910
911
if (is_portrait_allowed && is_landscape_allowed) {
/* hint allows both landscape and portrait, promote to full sensor */
req = ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR;
} else {
/* Use the only one allowed "orientation" */
req = (is_landscape_allowed ? orientation_landscape : orientation_portrait);
}
912
} else {
913
914
915
/* Fixed window and both orientations are allowed. Choose one. */
if (is_portrait_allowed && is_landscape_allowed) {
req = (w > h ? orientation_landscape : orientation_portrait);
916
} else {
917
918
/* Use the only one allowed "orientation" */
req = (is_landscape_allowed ? orientation_landscape : orientation_portrait);
919
}
920
}
921
}
922
923
Log.v(TAG, "setOrientation() requestedOrientation=" + req + " width=" + w +" height="+ h +" resizable=" + resizable + " hint=" + hint);
924
mSingleton.setRequestedOrientation(req);
925
926
}
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
/**
* This method is called by SDL using JNI.
*/
public static void minimizeWindow() {
if (mSingleton == null) {
return;
}
Intent startMain = new Intent(Intent.ACTION_MAIN);
startMain.addCategory(Intent.CATEGORY_HOME);
startMain.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
mSingleton.startActivity(startMain);
}
/**
* This method is called by SDL using JNI.
*/
public static boolean shouldMinimizeOnFocusLoss() {
/*
if (Build.VERSION.SDK_INT >= 24) {
if (mSingleton == null) {
return true;
}
if (mSingleton.isInMultiWindowMode()) {
return false;
}
if (mSingleton.isInPictureInPictureMode()) {
return false;
}
}
return true;
*/
return false;
}
966
967
968
/**
* This method is called by SDL using JNI.
*/
969
public static boolean isScreenKeyboardShown()
970
{
971
972
973
if (mTextEdit == null) {
return false;
}
974
975
976
977
if (!mScreenKeyboardShown) {
return false;
}
978
979
980
InputMethodManager imm = (InputMethodManager) SDL.getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
return imm.isAcceptingText();
981
982
983
}
984
985
986
987
988
/**
* This method is called by SDL using JNI.
*/
public static boolean supportsRelativeMouse()
{
989
990
991
992
993
// ChromeOS doesn't provide relative mouse motion via the Android 7 APIs
if (isChromebook()) {
return false;
}
994
// DeX mode in Samsung Experience 9.0 and earlier doesn't support relative mice properly under
995
996
997
998
999
1000
// Android 7 APIs, and simply returns no data under Android 8 APIs.
//
// This is fixed in Samsung Experience 9.5, which corresponds to Android 8.1.0, and
// thus SDK version 27. If we are in DeX mode and not API 27 or higher, as a result,
// we should stick to relative mode.
//