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SDLActivity.java
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package org.libsdl.app;
import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays;
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import java.util.Hashtable;
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import java.util.Locale;
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import java.lang.reflect.Method;
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import java.lang.Math;
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import android.app.*;
import android.content.*;
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import android.content.res.Configuration;
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import android.text.InputType;
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import android.view.*;
import android.view.inputmethod.BaseInputConnection;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputConnection;
import android.view.inputmethod.InputMethodManager;
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import android.widget.RelativeLayout;
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import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.os.*;
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import android.util.DisplayMetrics;
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import android.util.Log;
import android.util.SparseArray;
import android.graphics.*;
import android.graphics.drawable.Drawable;
import android.hardware.*;
import android.content.pm.ActivityInfo;
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import android.content.pm.PackageManager;
import android.content.pm.ApplicationInfo;
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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
private static final int SDL_SYSTEM_CURSOR_NONE = -1;
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. */
public static boolean mBrokenLibraries;
// 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
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if (Build.VERSION.SDK_INT >= 24) {
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;
mBrokenLibraries = false;
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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();
} 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_API11();
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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 (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
mSurface.handleResume();
} else {
nativeResume();
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) {
// This version of Android doesn't support the immersive fullscreen mode
break;
}
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if (context instanceof Activity) {
Window window = ((Activity) context).getWindow();
if (window != null) {
if ((msg.obj instanceof Integer) && (((Integer) msg.obj).intValue() != 0)) {
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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);
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window.addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
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window.clearFlags(WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN);
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SDLActivity.mFullscreenModeActive = true;
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} else {
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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);
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window.clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
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SDLActivity.mFullscreenModeActive = false;
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}
}
} else {
Log.e(TAG, "error handling message, getContext() returned no Activity");
}
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:
{
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if (context instanceof Activity) {
Window window = ((Activity) context).getWindow();
if (window != null) {
if ((msg.obj instanceof Integer) && (((Integer) msg.obj).intValue() != 0)) {
window.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
} else {
window.clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
}
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}
}
break;
}
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case COMMAND_CHANGE_SURFACEVIEW_FORMAT:
{
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int format = (Integer) msg.obj;
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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;
}
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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;
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boolean result = commandHandler.sendMessage(msg);
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if ((Build.VERSION.SDK_INT >= 19) && (command == COMMAND_CHANGE_WINDOW_STYLE)) {
// Ensure we don't return until the resize has actually happened,
// or 500ms have passed.
boolean bShouldWait = false;
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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();
android.util.DisplayMetrics realMetrics = new android.util.DisplayMetrics();
display.getRealMetrics( realMetrics );
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boolean bFullscreenLayout = ((realMetrics.widthPixels == mSurface.getWidth()) &&
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(realMetrics.heightPixels == mSurface.getHeight()));
if (((Integer)data).intValue() == 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;
752
}
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}
755
if (bShouldWait && (SDLActivity.getContext() != null)) {
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// 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.
//
761
// We'll wait for up to half a second, because some devices
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// 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();
}
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}
}
}
return result;
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}
// C functions we call
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public static native int nativeSetupJNI();
public static native int nativeRunMain(String library, String function, Object arguments);
782
public static native void nativeLowMemory();
783
public static native void nativeSendQuit();
784
public static native void nativeQuit();
785
786
public static native void nativePause();
public static native void nativeResume();
787
public static native void nativeFocusChanged(boolean hasFocus);
788
public static native void onNativeDropFile(String filename);
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790
public static native void nativeSetScreenResolution(int surfaceWidth, int surfaceHeight, int deviceWidth, int deviceHeight, int format, float rate);
public static native void onNativeResize();
791
792
public static native void onNativeKeyDown(int keycode);
public static native void onNativeKeyUp(int keycode);
793
public static native boolean onNativeSoftReturnKey();
794
public static native void onNativeKeyboardFocusLost();
795
public static native void onNativeMouse(int button, int action, float x, float y, boolean relative);
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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);
800
public static native void onNativeClipboardChanged();
801
public static native void onNativeSurfaceCreated();
802
803
804
public static native void onNativeSurfaceChanged();
public static native void onNativeSurfaceDestroyed();
public static native String nativeGetHint(String name);
805
public static native void nativeSetenv(String name, String value);
806
public static native void onNativeOrientationChanged(int orientation);
807
public static native void nativeAddTouch(int touchId, String name);
808
public static native void nativePermissionResult(int requestCode, boolean result);
809
public static native void onNativeLocaleChanged();
810
811
812
813
814
815
816
817
818
/**
* 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);
}
819
820
821
822
823
824
825
826
/**
* 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);
}
827
828
829
/**
* This method is called by SDL using JNI.
* This is a static method for JNI convenience, it calls a non-static method
830
* so that is can be overridden
831
832
833
*/
public static void setOrientation(int w, int h, boolean resizable, String hint)
{
834
835
836
if (mSingleton != null) {
mSingleton.setOrientationBis(w, h, resizable, hint);
}
837
}
838
839
840
841
/**
* This can be overridden
*/
842
public void setOrientationBis(int w, int h, boolean resizable, String hint)
843
{
844
845
int orientation_landscape = -1;
int orientation_portrait = -1;
846
847
/* If set, hint "explicitly controls which UI orientations are allowed". */
848
if (hint.contains("LandscapeRight") && hint.contains("LandscapeLeft")) {
849
orientation_landscape = ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE;
850
} else if (hint.contains("LandscapeRight")) {
851
orientation_landscape = ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE;
852
} else if (hint.contains("LandscapeLeft")) {
853
854
855
856
857
orientation_landscape = ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE;
}
if (hint.contains("Portrait") && hint.contains("PortraitUpsideDown")) {
orientation_portrait = ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT;
858
} else if (hint.contains("Portrait")) {
859
orientation_portrait = ActivityInfo.SCREEN_ORIENTATION_PORTRAIT;
860
} else if (hint.contains("PortraitUpsideDown")) {
861
orientation_portrait = ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT;
862
863
}
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
boolean is_landscape_allowed = (orientation_landscape == -1 ? false : true);
boolean is_portrait_allowed = (orientation_portrait == -1 ? false : true);
int req = -1; /* Requested orientation */
/* 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 */
879
if (resizable) {
880
881
882
883
884
885
886
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);
}
887
} else {
888
889
890
/* Fixed window and both orientations are allowed. Choose one. */
if (is_portrait_allowed && is_landscape_allowed) {
req = (w > h ? orientation_landscape : orientation_portrait);
891
} else {
892
893
/* Use the only one allowed "orientation" */
req = (is_landscape_allowed ? orientation_landscape : orientation_portrait);
894
}
895
}
896
}
897
898
Log.v(TAG, "setOrientation() requestedOrientation=" + req + " width=" + w +" height="+ h +" resizable=" + resizable + " hint=" + hint);
899
mSingleton.setRequestedOrientation(req);
900
901
}
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
/**
* 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;
}
941
942
943
/**
* This method is called by SDL using JNI.
*/
944
public static boolean isScreenKeyboardShown()
945
{
946
947
948
if (mTextEdit == null) {
return false;
}
949
950
951
952
if (!mScreenKeyboardShown) {
return false;
}
953
954
955
InputMethodManager imm = (InputMethodManager) SDL.getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
return imm.isAcceptingText();
956
957
958
}
959
960
961
962
963
/**
* This method is called by SDL using JNI.
*/
public static boolean supportsRelativeMouse()
{
964
965
966
967
968
// ChromeOS doesn't provide relative mouse motion via the Android 7 APIs
if (isChromebook()) {
return false;
}
969
// DeX mode in Samsung Experience 9.0 and earlier doesn't support relative mice properly under
970
971
972
973
974
975
976
// 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.
//
if ((Build.VERSION.SDK_INT < 27) && isDeXMode()) {
977
978
979
return false;
}
980
981
982
983
984
985
986
987
return SDLActivity.getMotionListener().supportsRelativeMouse();
}
/**
* This method is called by SDL using JNI.
*/
public static boolean setRelativeMouseEnabled(boolean enabled)
{
988
989
990
991
if (enabled && !supportsRelativeMouse()) {
return false;
}
992
993
994
return SDLActivity.getMotionListener().setRelativeMouseEnabled(enabled);
}
995
996
997
998
/**
* This method is called by SDL using JNI.
*/
public static boolean sendMessage(int command, int param) {
999
1000
if (mSingleton == null) {
return false;