1561 lines
61 KiB
Java
1561 lines
61 KiB
Java
/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.server.input;
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import com.android.internal.R;
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import com.android.internal.util.XmlUtils;
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import com.android.server.Watchdog;
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import org.xmlpull.v1.XmlPullParser;
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import android.Manifest;
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import android.app.Notification;
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import android.app.NotificationManager;
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import android.app.PendingIntent;
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import android.bluetooth.BluetoothAdapter;
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import android.bluetooth.BluetoothDevice;
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import android.content.BroadcastReceiver;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.pm.ActivityInfo;
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import android.content.pm.PackageManager;
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import android.content.pm.ResolveInfo;
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import android.content.pm.PackageManager.NameNotFoundException;
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import android.content.res.Resources;
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import android.content.res.Resources.NotFoundException;
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import android.content.res.TypedArray;
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import android.content.res.XmlResourceParser;
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import android.database.ContentObserver;
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import android.hardware.input.IInputManager;
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import android.hardware.input.IInputDevicesChangedListener;
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import android.hardware.input.InputManager;
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import android.hardware.input.KeyboardLayout;
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import android.os.Binder;
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import android.os.Bundle;
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import android.os.Environment;
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import android.os.Handler;
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import android.os.IBinder;
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import android.os.Message;
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import android.os.MessageQueue;
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import android.os.Process;
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import android.os.RemoteException;
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import android.provider.Settings;
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import android.provider.Settings.SettingNotFoundException;
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import android.server.BluetoothService;
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import android.util.Log;
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import android.util.Slog;
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import android.util.SparseArray;
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import android.util.Xml;
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import android.view.InputChannel;
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import android.view.InputDevice;
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import android.view.InputEvent;
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import android.view.KeyEvent;
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import android.view.PointerIcon;
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import android.view.Surface;
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import android.view.ViewConfiguration;
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import android.view.WindowManagerPolicy;
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import android.widget.Toast;
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import java.io.File;
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import java.io.FileDescriptor;
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import java.io.FileNotFoundException;
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import java.io.FileReader;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.io.PrintWriter;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.HashSet;
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import libcore.io.Streams;
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import libcore.util.Objects;
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/*
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* Wraps the C++ InputManager and provides its callbacks.
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*/
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public class InputManagerService extends IInputManager.Stub implements Watchdog.Monitor {
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static final String TAG = "InputManager";
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static final boolean DEBUG = false;
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private static final String EXCLUDED_DEVICES_PATH = "etc/excluded-input-devices.xml";
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private static final int MSG_DELIVER_INPUT_DEVICES_CHANGED = 1;
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private static final int MSG_SWITCH_KEYBOARD_LAYOUT = 2;
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private static final int MSG_RELOAD_KEYBOARD_LAYOUTS = 3;
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private static final int MSG_UPDATE_KEYBOARD_LAYOUTS = 4;
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private static final int MSG_RELOAD_DEVICE_ALIASES = 5;
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// Pointer to native input manager service object.
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private final int mPtr;
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private final Context mContext;
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private final Callbacks mCallbacks;
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private final InputManagerHandler mHandler;
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private boolean mSystemReady;
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private BluetoothService mBluetoothService;
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private NotificationManager mNotificationManager;
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// Persistent data store. Must be locked each time during use.
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private final PersistentDataStore mDataStore = new PersistentDataStore();
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// List of currently registered input devices changed listeners by process id.
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private Object mInputDevicesLock = new Object();
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private boolean mInputDevicesChangedPending; // guarded by mInputDevicesLock
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private InputDevice[] mInputDevices = new InputDevice[0];
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private final SparseArray<InputDevicesChangedListenerRecord> mInputDevicesChangedListeners =
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new SparseArray<InputDevicesChangedListenerRecord>(); // guarded by mInputDevicesLock
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private final ArrayList<InputDevicesChangedListenerRecord>
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mTempInputDevicesChangedListenersToNotify =
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new ArrayList<InputDevicesChangedListenerRecord>(); // handler thread only
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private final ArrayList<InputDevice>
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mTempFullKeyboards = new ArrayList<InputDevice>(); // handler thread only
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private boolean mKeyboardLayoutNotificationShown;
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private PendingIntent mKeyboardLayoutIntent;
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private Toast mSwitchedKeyboardLayoutToast;
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// State for vibrator tokens.
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private Object mVibratorLock = new Object();
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private HashMap<IBinder, VibratorToken> mVibratorTokens =
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new HashMap<IBinder, VibratorToken>();
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private int mNextVibratorTokenValue;
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// State for the currently installed input filter.
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final Object mInputFilterLock = new Object();
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InputFilter mInputFilter; // guarded by mInputFilterLock
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InputFilterHost mInputFilterHost; // guarded by mInputFilterLock
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private static native int nativeInit(InputManagerService service,
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Context context, MessageQueue messageQueue);
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private static native void nativeStart(int ptr);
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private static native void nativeSetDisplaySize(int ptr, int displayId,
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int width, int height, int externalWidth, int externalHeight);
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private static native void nativeSetDisplayOrientation(int ptr, int displayId,
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int rotation, int externalRotation);
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private static native int nativeGetScanCodeState(int ptr,
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int deviceId, int sourceMask, int scanCode);
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private static native int nativeGetKeyCodeState(int ptr,
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int deviceId, int sourceMask, int keyCode);
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private static native int nativeGetSwitchState(int ptr,
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int deviceId, int sourceMask, int sw);
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private static native boolean nativeHasKeys(int ptr,
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int deviceId, int sourceMask, int[] keyCodes, boolean[] keyExists);
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private static native void nativeRegisterInputChannel(int ptr, InputChannel inputChannel,
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InputWindowHandle inputWindowHandle, boolean monitor);
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private static native void nativeUnregisterInputChannel(int ptr, InputChannel inputChannel);
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private static native void nativeSetInputFilterEnabled(int ptr, boolean enable);
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private static native int nativeInjectInputEvent(int ptr, InputEvent event,
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int injectorPid, int injectorUid, int syncMode, int timeoutMillis,
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int policyFlags);
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private static native void nativeSetInputWindows(int ptr, InputWindowHandle[] windowHandles);
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private static native void nativeSetInputDispatchMode(int ptr, boolean enabled, boolean frozen);
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private static native void nativeSetSystemUiVisibility(int ptr, int visibility);
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private static native void nativeSetFocusedApplication(int ptr,
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InputApplicationHandle application);
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private static native boolean nativeTransferTouchFocus(int ptr,
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InputChannel fromChannel, InputChannel toChannel);
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private static native void nativeSetPointerSpeed(int ptr, int speed);
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private static native void nativeSetShowTouches(int ptr, boolean enabled);
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private static native void nativeVibrate(int ptr, int deviceId, long[] pattern,
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int repeat, int token);
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private static native void nativeCancelVibrate(int ptr, int deviceId, int token);
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private static native void nativeReloadKeyboardLayouts(int ptr);
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private static native void nativeReloadDeviceAliases(int ptr);
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private static native String nativeDump(int ptr);
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private static native void nativeMonitor(int ptr);
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// Input event injection constants defined in InputDispatcher.h.
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private static final int INPUT_EVENT_INJECTION_SUCCEEDED = 0;
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private static final int INPUT_EVENT_INJECTION_PERMISSION_DENIED = 1;
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private static final int INPUT_EVENT_INJECTION_FAILED = 2;
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private static final int INPUT_EVENT_INJECTION_TIMED_OUT = 3;
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// Maximum number of milliseconds to wait for input event injection.
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private static final int INJECTION_TIMEOUT_MILLIS = 30 * 1000;
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// Key states (may be returned by queries about the current state of a
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// particular key code, scan code or switch).
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/** The key state is unknown or the requested key itself is not supported. */
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public static final int KEY_STATE_UNKNOWN = -1;
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/** The key is up. /*/
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public static final int KEY_STATE_UP = 0;
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/** The key is down. */
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public static final int KEY_STATE_DOWN = 1;
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/** The key is down but is a virtual key press that is being emulated by the system. */
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public static final int KEY_STATE_VIRTUAL = 2;
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/** Scan code: Mouse / trackball button. */
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public static final int BTN_MOUSE = 0x110;
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/** Switch code: Lid switch. When set, lid is shut. */
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public static final int SW_LID = 0x00;
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/** Switch code: Keypad slide. When set, keyboard is exposed. */
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public static final int SW_KEYPAD_SLIDE = 0x0a;
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public InputManagerService(Context context, Callbacks callbacks) {
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this.mContext = context;
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this.mCallbacks = callbacks;
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this.mHandler = new InputManagerHandler();
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Slog.i(TAG, "Initializing input manager");
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mPtr = nativeInit(this, mContext, mHandler.getLooper().getQueue());
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}
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public void start() {
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Slog.i(TAG, "Starting input manager");
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nativeStart(mPtr);
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// Add ourself to the Watchdog monitors.
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Watchdog.getInstance().addMonitor(this);
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registerPointerSpeedSettingObserver();
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registerShowTouchesSettingObserver();
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updatePointerSpeedFromSettings();
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updateShowTouchesFromSettings();
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}
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public void systemReady(BluetoothService bluetoothService) {
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if (DEBUG) {
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Slog.d(TAG, "System ready.");
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}
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mBluetoothService = bluetoothService;
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mNotificationManager = (NotificationManager)mContext.getSystemService(
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Context.NOTIFICATION_SERVICE);
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mSystemReady = true;
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IntentFilter filter = new IntentFilter(Intent.ACTION_PACKAGE_ADDED);
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filter.addAction(Intent.ACTION_PACKAGE_REMOVED);
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filter.addAction(Intent.ACTION_PACKAGE_CHANGED);
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filter.addDataScheme("package");
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mContext.registerReceiver(new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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updateKeyboardLayouts();
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}
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}, filter, null, mHandler);
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filter = new IntentFilter(BluetoothDevice.ACTION_ALIAS_CHANGED);
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mContext.registerReceiver(new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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reloadDeviceAliases();
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}
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}, filter, null, mHandler);
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mHandler.sendEmptyMessage(MSG_RELOAD_DEVICE_ALIASES);
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mHandler.sendEmptyMessage(MSG_UPDATE_KEYBOARD_LAYOUTS);
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}
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private void reloadKeyboardLayouts() {
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if (DEBUG) {
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Slog.d(TAG, "Reloading keyboard layouts.");
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}
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nativeReloadKeyboardLayouts(mPtr);
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}
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private void reloadDeviceAliases() {
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if (DEBUG) {
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Slog.d(TAG, "Reloading device names.");
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}
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nativeReloadDeviceAliases(mPtr);
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}
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public void setDisplaySize(int displayId, int width, int height,
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int externalWidth, int externalHeight) {
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if (width <= 0 || height <= 0 || externalWidth <= 0 || externalHeight <= 0) {
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throw new IllegalArgumentException("Invalid display id or dimensions.");
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}
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if (DEBUG) {
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Slog.d(TAG, "Setting display #" + displayId + " size to " + width + "x" + height
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+ " external size " + externalWidth + "x" + externalHeight);
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}
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nativeSetDisplaySize(mPtr, displayId, width, height, externalWidth, externalHeight);
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}
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public void setDisplayOrientation(int displayId, int rotation, int externalRotation) {
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if (rotation < Surface.ROTATION_0 || rotation > Surface.ROTATION_270) {
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throw new IllegalArgumentException("Invalid rotation.");
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}
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if (DEBUG) {
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Slog.d(TAG, "Setting display #" + displayId + " orientation to rotation " + rotation
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+ " external rotation " + externalRotation);
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}
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nativeSetDisplayOrientation(mPtr, displayId, rotation, externalRotation);
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}
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/**
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* Gets the current state of a key or button by key code.
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* @param deviceId The input device id, or -1 to consult all devices.
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* @param sourceMask The input sources to consult, or {@link InputDevice#SOURCE_ANY} to
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* consider all input sources. An input device is consulted if at least one of its
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* non-class input source bits matches the specified source mask.
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* @param keyCode The key code to check.
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* @return The key state.
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*/
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public int getKeyCodeState(int deviceId, int sourceMask, int keyCode) {
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return nativeGetKeyCodeState(mPtr, deviceId, sourceMask, keyCode);
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}
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/**
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* Gets the current state of a key or button by scan code.
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* @param deviceId The input device id, or -1 to consult all devices.
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* @param sourceMask The input sources to consult, or {@link InputDevice#SOURCE_ANY} to
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* consider all input sources. An input device is consulted if at least one of its
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* non-class input source bits matches the specified source mask.
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* @param scanCode The scan code to check.
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* @return The key state.
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*/
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public int getScanCodeState(int deviceId, int sourceMask, int scanCode) {
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return nativeGetScanCodeState(mPtr, deviceId, sourceMask, scanCode);
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}
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/**
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* Gets the current state of a switch by switch code.
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* @param deviceId The input device id, or -1 to consult all devices.
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* @param sourceMask The input sources to consult, or {@link InputDevice#SOURCE_ANY} to
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* consider all input sources. An input device is consulted if at least one of its
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* non-class input source bits matches the specified source mask.
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* @param switchCode The switch code to check.
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* @return The switch state.
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*/
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public int getSwitchState(int deviceId, int sourceMask, int switchCode) {
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return nativeGetSwitchState(mPtr, deviceId, sourceMask, switchCode);
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}
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/**
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* Determines whether the specified key codes are supported by a particular device.
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* @param deviceId The input device id, or -1 to consult all devices.
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* @param sourceMask The input sources to consult, or {@link InputDevice#SOURCE_ANY} to
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* consider all input sources. An input device is consulted if at least one of its
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* non-class input source bits matches the specified source mask.
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* @param keyCodes The array of key codes to check.
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* @param keyExists An array at least as large as keyCodes whose entries will be set
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* to true or false based on the presence or absence of support for the corresponding
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* key codes.
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* @return True if the lookup was successful, false otherwise.
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*/
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@Override // Binder call
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public boolean hasKeys(int deviceId, int sourceMask, int[] keyCodes, boolean[] keyExists) {
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if (keyCodes == null) {
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throw new IllegalArgumentException("keyCodes must not be null.");
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}
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if (keyExists == null || keyExists.length < keyCodes.length) {
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throw new IllegalArgumentException("keyExists must not be null and must be at "
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+ "least as large as keyCodes.");
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}
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return nativeHasKeys(mPtr, deviceId, sourceMask, keyCodes, keyExists);
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}
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/**
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* Creates an input channel that will receive all input from the input dispatcher.
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* @param inputChannelName The input channel name.
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* @return The input channel.
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*/
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public InputChannel monitorInput(String inputChannelName) {
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if (inputChannelName == null) {
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throw new IllegalArgumentException("inputChannelName must not be null.");
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}
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InputChannel[] inputChannels = InputChannel.openInputChannelPair(inputChannelName);
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nativeRegisterInputChannel(mPtr, inputChannels[0], null, true);
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inputChannels[0].dispose(); // don't need to retain the Java object reference
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return inputChannels[1];
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}
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/**
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* Registers an input channel so that it can be used as an input event target.
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* @param inputChannel The input channel to register.
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* @param inputWindowHandle The handle of the input window associated with the
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* input channel, or null if none.
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*/
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public void registerInputChannel(InputChannel inputChannel,
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InputWindowHandle inputWindowHandle) {
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if (inputChannel == null) {
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throw new IllegalArgumentException("inputChannel must not be null.");
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}
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nativeRegisterInputChannel(mPtr, inputChannel, inputWindowHandle, false);
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}
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/**
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* Unregisters an input channel.
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* @param inputChannel The input channel to unregister.
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*/
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public void unregisterInputChannel(InputChannel inputChannel) {
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if (inputChannel == null) {
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throw new IllegalArgumentException("inputChannel must not be null.");
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}
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nativeUnregisterInputChannel(mPtr, inputChannel);
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}
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/**
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* Sets an input filter that will receive all input events before they are dispatched.
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* The input filter may then reinterpret input events or inject new ones.
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*
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* To ensure consistency, the input dispatcher automatically drops all events
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* in progress whenever an input filter is installed or uninstalled. After an input
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* filter is uninstalled, it can no longer send input events unless it is reinstalled.
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* Any events it attempts to send after it has been uninstalled will be dropped.
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*
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* @param filter The input filter, or null to remove the current filter.
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*/
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public void setInputFilter(InputFilter filter) {
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synchronized (mInputFilterLock) {
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final InputFilter oldFilter = mInputFilter;
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if (oldFilter == filter) {
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return; // nothing to do
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}
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if (oldFilter != null) {
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mInputFilter = null;
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mInputFilterHost.disconnectLocked();
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mInputFilterHost = null;
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oldFilter.uninstall();
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}
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if (filter != null) {
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mInputFilter = filter;
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mInputFilterHost = new InputFilterHost();
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filter.install(mInputFilterHost);
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}
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nativeSetInputFilterEnabled(mPtr, filter != null);
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}
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}
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@Override // Binder call
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public boolean injectInputEvent(InputEvent event, int mode) {
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if (event == null) {
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throw new IllegalArgumentException("event must not be null");
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}
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if (mode != InputManager.INJECT_INPUT_EVENT_MODE_ASYNC
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&& mode != InputManager.INJECT_INPUT_EVENT_MODE_WAIT_FOR_FINISH
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&& mode != InputManager.INJECT_INPUT_EVENT_MODE_WAIT_FOR_RESULT) {
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throw new IllegalArgumentException("mode is invalid");
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}
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final int pid = Binder.getCallingPid();
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final int uid = Binder.getCallingUid();
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final long ident = Binder.clearCallingIdentity();
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final int result;
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try {
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result = nativeInjectInputEvent(mPtr, event, pid, uid, mode,
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INJECTION_TIMEOUT_MILLIS, WindowManagerPolicy.FLAG_DISABLE_KEY_REPEAT);
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} finally {
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Binder.restoreCallingIdentity(ident);
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}
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switch (result) {
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case INPUT_EVENT_INJECTION_PERMISSION_DENIED:
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Slog.w(TAG, "Input event injection from pid " + pid + " permission denied.");
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throw new SecurityException(
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"Injecting to another application requires INJECT_EVENTS permission");
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case INPUT_EVENT_INJECTION_SUCCEEDED:
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return true;
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case INPUT_EVENT_INJECTION_TIMED_OUT:
|
|
Slog.w(TAG, "Input event injection from pid " + pid + " timed out.");
|
|
return false;
|
|
case INPUT_EVENT_INJECTION_FAILED:
|
|
default:
|
|
Slog.w(TAG, "Input event injection from pid " + pid + " failed.");
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets information about the input device with the specified id.
|
|
* @param id The device id.
|
|
* @return The input device or null if not found.
|
|
*/
|
|
@Override // Binder call
|
|
public InputDevice getInputDevice(int deviceId) {
|
|
synchronized (mInputDevicesLock) {
|
|
final int count = mInputDevices.length;
|
|
for (int i = 0; i < count; i++) {
|
|
final InputDevice inputDevice = mInputDevices[i];
|
|
if (inputDevice.getId() == deviceId) {
|
|
return inputDevice;
|
|
}
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Gets the ids of all input devices in the system.
|
|
* @return The input device ids.
|
|
*/
|
|
@Override // Binder call
|
|
public int[] getInputDeviceIds() {
|
|
synchronized (mInputDevicesLock) {
|
|
final int count = mInputDevices.length;
|
|
int[] ids = new int[count];
|
|
for (int i = 0; i < count; i++) {
|
|
ids[i] = mInputDevices[i].getId();
|
|
}
|
|
return ids;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets all input devices in the system.
|
|
* @return The array of input devices.
|
|
*/
|
|
public InputDevice[] getInputDevices() {
|
|
synchronized (mInputDevicesLock) {
|
|
return mInputDevices;
|
|
}
|
|
}
|
|
|
|
@Override // Binder call
|
|
public void registerInputDevicesChangedListener(IInputDevicesChangedListener listener) {
|
|
if (listener == null) {
|
|
throw new IllegalArgumentException("listener must not be null");
|
|
}
|
|
|
|
synchronized (mInputDevicesLock) {
|
|
int callingPid = Binder.getCallingPid();
|
|
if (mInputDevicesChangedListeners.get(callingPid) != null) {
|
|
throw new SecurityException("The calling process has already "
|
|
+ "registered an InputDevicesChangedListener.");
|
|
}
|
|
|
|
InputDevicesChangedListenerRecord record =
|
|
new InputDevicesChangedListenerRecord(callingPid, listener);
|
|
try {
|
|
IBinder binder = listener.asBinder();
|
|
binder.linkToDeath(record, 0);
|
|
} catch (RemoteException ex) {
|
|
// give up
|
|
throw new RuntimeException(ex);
|
|
}
|
|
|
|
mInputDevicesChangedListeners.put(callingPid, record);
|
|
}
|
|
}
|
|
|
|
private void onInputDevicesChangedListenerDied(int pid) {
|
|
synchronized (mInputDevicesLock) {
|
|
mInputDevicesChangedListeners.remove(pid);
|
|
}
|
|
}
|
|
|
|
// Must be called on handler.
|
|
private void deliverInputDevicesChanged(InputDevice[] oldInputDevices) {
|
|
// Scan for changes.
|
|
int numFullKeyboardsAdded = 0;
|
|
mTempInputDevicesChangedListenersToNotify.clear();
|
|
mTempFullKeyboards.clear();
|
|
final int numListeners;
|
|
final int[] deviceIdAndGeneration;
|
|
synchronized (mInputDevicesLock) {
|
|
if (!mInputDevicesChangedPending) {
|
|
return;
|
|
}
|
|
mInputDevicesChangedPending = false;
|
|
|
|
numListeners = mInputDevicesChangedListeners.size();
|
|
for (int i = 0; i < numListeners; i++) {
|
|
mTempInputDevicesChangedListenersToNotify.add(
|
|
mInputDevicesChangedListeners.valueAt(i));
|
|
}
|
|
|
|
final int numDevices = mInputDevices.length;
|
|
deviceIdAndGeneration = new int[numDevices * 2];
|
|
for (int i = 0; i < numDevices; i++) {
|
|
final InputDevice inputDevice = mInputDevices[i];
|
|
deviceIdAndGeneration[i * 2] = inputDevice.getId();
|
|
deviceIdAndGeneration[i * 2 + 1] = inputDevice.getGeneration();
|
|
|
|
if (isFullKeyboard(inputDevice)) {
|
|
if (!containsInputDeviceWithDescriptor(oldInputDevices,
|
|
inputDevice.getDescriptor())) {
|
|
mTempFullKeyboards.add(numFullKeyboardsAdded++, inputDevice);
|
|
} else {
|
|
mTempFullKeyboards.add(inputDevice);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Notify listeners.
|
|
for (int i = 0; i < numListeners; i++) {
|
|
mTempInputDevicesChangedListenersToNotify.get(i).notifyInputDevicesChanged(
|
|
deviceIdAndGeneration);
|
|
}
|
|
mTempInputDevicesChangedListenersToNotify.clear();
|
|
|
|
// Check for missing keyboard layouts.
|
|
if (mNotificationManager != null) {
|
|
final int numFullKeyboards = mTempFullKeyboards.size();
|
|
boolean missingLayoutForExternalKeyboard = false;
|
|
boolean missingLayoutForExternalKeyboardAdded = false;
|
|
synchronized (mDataStore) {
|
|
for (int i = 0; i < numFullKeyboards; i++) {
|
|
final InputDevice inputDevice = mTempFullKeyboards.get(i);
|
|
if (mDataStore.getCurrentKeyboardLayout(inputDevice.getDescriptor()) == null) {
|
|
missingLayoutForExternalKeyboard = true;
|
|
if (i < numFullKeyboardsAdded) {
|
|
missingLayoutForExternalKeyboardAdded = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (missingLayoutForExternalKeyboard) {
|
|
if (missingLayoutForExternalKeyboardAdded) {
|
|
showMissingKeyboardLayoutNotification();
|
|
}
|
|
} else if (mKeyboardLayoutNotificationShown) {
|
|
hideMissingKeyboardLayoutNotification();
|
|
}
|
|
}
|
|
mTempFullKeyboards.clear();
|
|
}
|
|
|
|
// Must be called on handler.
|
|
private void showMissingKeyboardLayoutNotification() {
|
|
if (!mKeyboardLayoutNotificationShown) {
|
|
if (mKeyboardLayoutIntent == null) {
|
|
final Intent intent = new Intent("android.settings.INPUT_METHOD_SETTINGS");
|
|
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK
|
|
| Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED
|
|
| Intent.FLAG_ACTIVITY_CLEAR_TOP);
|
|
mKeyboardLayoutIntent = PendingIntent.getActivity(mContext, 0, intent, 0);
|
|
}
|
|
|
|
Resources r = mContext.getResources();
|
|
Notification notification = new Notification.Builder(mContext)
|
|
.setContentTitle(r.getString(
|
|
R.string.select_keyboard_layout_notification_title))
|
|
.setContentText(r.getString(
|
|
R.string.select_keyboard_layout_notification_message))
|
|
.setContentIntent(mKeyboardLayoutIntent)
|
|
.setSmallIcon(R.drawable.ic_settings_language)
|
|
.setPriority(Notification.PRIORITY_LOW)
|
|
.build();
|
|
mNotificationManager.notify(R.string.select_keyboard_layout_notification_title,
|
|
notification);
|
|
mKeyboardLayoutNotificationShown = true;
|
|
}
|
|
}
|
|
|
|
// Must be called on handler.
|
|
private void hideMissingKeyboardLayoutNotification() {
|
|
if (mKeyboardLayoutNotificationShown) {
|
|
mKeyboardLayoutNotificationShown = false;
|
|
mNotificationManager.cancel(R.string.select_keyboard_layout_notification_title);
|
|
}
|
|
}
|
|
|
|
// Must be called on handler.
|
|
private void updateKeyboardLayouts() {
|
|
// Scan all input devices state for keyboard layouts that have been uninstalled.
|
|
final HashSet<String> availableKeyboardLayouts = new HashSet<String>();
|
|
visitAllKeyboardLayouts(new KeyboardLayoutVisitor() {
|
|
@Override
|
|
public void visitKeyboardLayout(Resources resources,
|
|
String descriptor, String label, String collection, int keyboardLayoutResId) {
|
|
availableKeyboardLayouts.add(descriptor);
|
|
}
|
|
});
|
|
synchronized (mDataStore) {
|
|
try {
|
|
mDataStore.removeUninstalledKeyboardLayouts(availableKeyboardLayouts);
|
|
} finally {
|
|
mDataStore.saveIfNeeded();
|
|
}
|
|
}
|
|
|
|
// Reload keyboard layouts.
|
|
reloadKeyboardLayouts();
|
|
}
|
|
|
|
private static boolean isFullKeyboard(InputDevice inputDevice) {
|
|
return !inputDevice.isVirtual()
|
|
&& (inputDevice.getSources() & InputDevice.SOURCE_KEYBOARD) != 0
|
|
&& inputDevice.getKeyboardType() == InputDevice.KEYBOARD_TYPE_ALPHABETIC;
|
|
}
|
|
|
|
private static boolean containsInputDeviceWithDescriptor(InputDevice[] inputDevices,
|
|
String descriptor) {
|
|
final int numDevices = inputDevices.length;
|
|
for (int i = 0; i < numDevices; i++) {
|
|
final InputDevice inputDevice = inputDevices[i];
|
|
if (inputDevice.getDescriptor().equals(descriptor)) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
@Override // Binder call
|
|
public KeyboardLayout[] getKeyboardLayouts() {
|
|
final ArrayList<KeyboardLayout> list = new ArrayList<KeyboardLayout>();
|
|
visitAllKeyboardLayouts(new KeyboardLayoutVisitor() {
|
|
@Override
|
|
public void visitKeyboardLayout(Resources resources,
|
|
String descriptor, String label, String collection, int keyboardLayoutResId) {
|
|
list.add(new KeyboardLayout(descriptor, label, collection));
|
|
}
|
|
});
|
|
return list.toArray(new KeyboardLayout[list.size()]);
|
|
}
|
|
|
|
@Override // Binder call
|
|
public KeyboardLayout getKeyboardLayout(String keyboardLayoutDescriptor) {
|
|
if (keyboardLayoutDescriptor == null) {
|
|
throw new IllegalArgumentException("keyboardLayoutDescriptor must not be null");
|
|
}
|
|
|
|
final KeyboardLayout[] result = new KeyboardLayout[1];
|
|
visitKeyboardLayout(keyboardLayoutDescriptor, new KeyboardLayoutVisitor() {
|
|
@Override
|
|
public void visitKeyboardLayout(Resources resources,
|
|
String descriptor, String label, String collection, int keyboardLayoutResId) {
|
|
result[0] = new KeyboardLayout(descriptor, label, collection);
|
|
}
|
|
});
|
|
if (result[0] == null) {
|
|
Log.w(TAG, "Could not get keyboard layout with descriptor '"
|
|
+ keyboardLayoutDescriptor + "'.");
|
|
}
|
|
return result[0];
|
|
}
|
|
|
|
private void visitAllKeyboardLayouts(KeyboardLayoutVisitor visitor) {
|
|
final PackageManager pm = mContext.getPackageManager();
|
|
Intent intent = new Intent(InputManager.ACTION_QUERY_KEYBOARD_LAYOUTS);
|
|
for (ResolveInfo resolveInfo : pm.queryBroadcastReceivers(intent,
|
|
PackageManager.GET_META_DATA)) {
|
|
visitKeyboardLayoutsInPackage(pm, resolveInfo.activityInfo, null, visitor);
|
|
}
|
|
}
|
|
|
|
private void visitKeyboardLayout(String keyboardLayoutDescriptor,
|
|
KeyboardLayoutVisitor visitor) {
|
|
KeyboardLayoutDescriptor d = KeyboardLayoutDescriptor.parse(keyboardLayoutDescriptor);
|
|
if (d != null) {
|
|
final PackageManager pm = mContext.getPackageManager();
|
|
try {
|
|
ActivityInfo receiver = pm.getReceiverInfo(
|
|
new ComponentName(d.packageName, d.receiverName),
|
|
PackageManager.GET_META_DATA);
|
|
visitKeyboardLayoutsInPackage(pm, receiver, d.keyboardLayoutName, visitor);
|
|
} catch (NameNotFoundException ex) {
|
|
}
|
|
}
|
|
}
|
|
|
|
private void visitKeyboardLayoutsInPackage(PackageManager pm, ActivityInfo receiver,
|
|
String keyboardName, KeyboardLayoutVisitor visitor) {
|
|
Bundle metaData = receiver.metaData;
|
|
if (metaData == null) {
|
|
return;
|
|
}
|
|
|
|
int configResId = metaData.getInt(InputManager.META_DATA_KEYBOARD_LAYOUTS);
|
|
if (configResId == 0) {
|
|
Log.w(TAG, "Missing meta-data '" + InputManager.META_DATA_KEYBOARD_LAYOUTS
|
|
+ "' on receiver " + receiver.packageName + "/" + receiver.name);
|
|
return;
|
|
}
|
|
|
|
CharSequence receiverLabel = receiver.loadLabel(pm);
|
|
String collection = receiverLabel != null ? receiverLabel.toString() : "";
|
|
|
|
try {
|
|
Resources resources = pm.getResourcesForApplication(receiver.applicationInfo);
|
|
XmlResourceParser parser = resources.getXml(configResId);
|
|
try {
|
|
XmlUtils.beginDocument(parser, "keyboard-layouts");
|
|
|
|
for (;;) {
|
|
XmlUtils.nextElement(parser);
|
|
String element = parser.getName();
|
|
if (element == null) {
|
|
break;
|
|
}
|
|
if (element.equals("keyboard-layout")) {
|
|
TypedArray a = resources.obtainAttributes(
|
|
parser, com.android.internal.R.styleable.KeyboardLayout);
|
|
try {
|
|
String name = a.getString(
|
|
com.android.internal.R.styleable.KeyboardLayout_name);
|
|
String label = a.getString(
|
|
com.android.internal.R.styleable.KeyboardLayout_label);
|
|
int keyboardLayoutResId = a.getResourceId(
|
|
com.android.internal.R.styleable.KeyboardLayout_keyboardLayout,
|
|
0);
|
|
if (name == null || label == null || keyboardLayoutResId == 0) {
|
|
Log.w(TAG, "Missing required 'name', 'label' or 'keyboardLayout' "
|
|
+ "attributes in keyboard layout "
|
|
+ "resource from receiver "
|
|
+ receiver.packageName + "/" + receiver.name);
|
|
} else {
|
|
String descriptor = KeyboardLayoutDescriptor.format(
|
|
receiver.packageName, receiver.name, name);
|
|
if (keyboardName == null || name.equals(keyboardName)) {
|
|
visitor.visitKeyboardLayout(resources, descriptor,
|
|
label, collection, keyboardLayoutResId);
|
|
}
|
|
}
|
|
} finally {
|
|
a.recycle();
|
|
}
|
|
} else {
|
|
Log.w(TAG, "Skipping unrecognized element '" + element
|
|
+ "' in keyboard layout resource from receiver "
|
|
+ receiver.packageName + "/" + receiver.name);
|
|
}
|
|
}
|
|
} finally {
|
|
parser.close();
|
|
}
|
|
} catch (Exception ex) {
|
|
Log.w(TAG, "Could not parse keyboard layout resource from receiver "
|
|
+ receiver.packageName + "/" + receiver.name, ex);
|
|
}
|
|
}
|
|
|
|
@Override // Binder call
|
|
public String getCurrentKeyboardLayoutForInputDevice(String inputDeviceDescriptor) {
|
|
if (inputDeviceDescriptor == null) {
|
|
throw new IllegalArgumentException("inputDeviceDescriptor must not be null");
|
|
}
|
|
|
|
synchronized (mDataStore) {
|
|
return mDataStore.getCurrentKeyboardLayout(inputDeviceDescriptor);
|
|
}
|
|
}
|
|
|
|
@Override // Binder call
|
|
public void setCurrentKeyboardLayoutForInputDevice(String inputDeviceDescriptor,
|
|
String keyboardLayoutDescriptor) {
|
|
if (!checkCallingPermission(android.Manifest.permission.SET_KEYBOARD_LAYOUT,
|
|
"setCurrentKeyboardLayoutForInputDevice()")) {
|
|
throw new SecurityException("Requires SET_KEYBOARD_LAYOUT permission");
|
|
}
|
|
if (inputDeviceDescriptor == null) {
|
|
throw new IllegalArgumentException("inputDeviceDescriptor must not be null");
|
|
}
|
|
if (keyboardLayoutDescriptor == null) {
|
|
throw new IllegalArgumentException("keyboardLayoutDescriptor must not be null");
|
|
}
|
|
|
|
synchronized (mDataStore) {
|
|
try {
|
|
if (mDataStore.setCurrentKeyboardLayout(
|
|
inputDeviceDescriptor, keyboardLayoutDescriptor)) {
|
|
mHandler.sendEmptyMessage(MSG_RELOAD_KEYBOARD_LAYOUTS);
|
|
}
|
|
} finally {
|
|
mDataStore.saveIfNeeded();
|
|
}
|
|
}
|
|
}
|
|
|
|
@Override // Binder call
|
|
public String[] getKeyboardLayoutsForInputDevice(String inputDeviceDescriptor) {
|
|
if (inputDeviceDescriptor == null) {
|
|
throw new IllegalArgumentException("inputDeviceDescriptor must not be null");
|
|
}
|
|
|
|
synchronized (mDataStore) {
|
|
return mDataStore.getKeyboardLayouts(inputDeviceDescriptor);
|
|
}
|
|
}
|
|
|
|
@Override // Binder call
|
|
public void addKeyboardLayoutForInputDevice(String inputDeviceDescriptor,
|
|
String keyboardLayoutDescriptor) {
|
|
if (!checkCallingPermission(android.Manifest.permission.SET_KEYBOARD_LAYOUT,
|
|
"addKeyboardLayoutForInputDevice()")) {
|
|
throw new SecurityException("Requires SET_KEYBOARD_LAYOUT permission");
|
|
}
|
|
if (inputDeviceDescriptor == null) {
|
|
throw new IllegalArgumentException("inputDeviceDescriptor must not be null");
|
|
}
|
|
if (keyboardLayoutDescriptor == null) {
|
|
throw new IllegalArgumentException("keyboardLayoutDescriptor must not be null");
|
|
}
|
|
|
|
synchronized (mDataStore) {
|
|
try {
|
|
String oldLayout = mDataStore.getCurrentKeyboardLayout(inputDeviceDescriptor);
|
|
if (mDataStore.addKeyboardLayout(inputDeviceDescriptor, keyboardLayoutDescriptor)
|
|
&& !Objects.equal(oldLayout,
|
|
mDataStore.getCurrentKeyboardLayout(inputDeviceDescriptor))) {
|
|
mHandler.sendEmptyMessage(MSG_RELOAD_KEYBOARD_LAYOUTS);
|
|
}
|
|
} finally {
|
|
mDataStore.saveIfNeeded();
|
|
}
|
|
}
|
|
}
|
|
|
|
@Override // Binder call
|
|
public void removeKeyboardLayoutForInputDevice(String inputDeviceDescriptor,
|
|
String keyboardLayoutDescriptor) {
|
|
if (!checkCallingPermission(android.Manifest.permission.SET_KEYBOARD_LAYOUT,
|
|
"removeKeyboardLayoutForInputDevice()")) {
|
|
throw new SecurityException("Requires SET_KEYBOARD_LAYOUT permission");
|
|
}
|
|
if (inputDeviceDescriptor == null) {
|
|
throw new IllegalArgumentException("inputDeviceDescriptor must not be null");
|
|
}
|
|
if (keyboardLayoutDescriptor == null) {
|
|
throw new IllegalArgumentException("keyboardLayoutDescriptor must not be null");
|
|
}
|
|
|
|
synchronized (mDataStore) {
|
|
try {
|
|
String oldLayout = mDataStore.getCurrentKeyboardLayout(inputDeviceDescriptor);
|
|
if (mDataStore.removeKeyboardLayout(inputDeviceDescriptor,
|
|
keyboardLayoutDescriptor)
|
|
&& !Objects.equal(oldLayout,
|
|
mDataStore.getCurrentKeyboardLayout(inputDeviceDescriptor))) {
|
|
mHandler.sendEmptyMessage(MSG_RELOAD_KEYBOARD_LAYOUTS);
|
|
}
|
|
} finally {
|
|
mDataStore.saveIfNeeded();
|
|
}
|
|
}
|
|
}
|
|
|
|
public void switchKeyboardLayout(int deviceId, int direction) {
|
|
mHandler.obtainMessage(MSG_SWITCH_KEYBOARD_LAYOUT, deviceId, direction).sendToTarget();
|
|
}
|
|
|
|
// Must be called on handler.
|
|
private void handleSwitchKeyboardLayout(int deviceId, int direction) {
|
|
final InputDevice device = getInputDevice(deviceId);
|
|
final String inputDeviceDescriptor = device.getDescriptor();
|
|
if (device != null) {
|
|
final boolean changed;
|
|
final String keyboardLayoutDescriptor;
|
|
synchronized (mDataStore) {
|
|
try {
|
|
changed = mDataStore.switchKeyboardLayout(inputDeviceDescriptor, direction);
|
|
keyboardLayoutDescriptor = mDataStore.getCurrentKeyboardLayout(
|
|
inputDeviceDescriptor);
|
|
} finally {
|
|
mDataStore.saveIfNeeded();
|
|
}
|
|
}
|
|
|
|
if (changed) {
|
|
if (mSwitchedKeyboardLayoutToast != null) {
|
|
mSwitchedKeyboardLayoutToast.cancel();
|
|
mSwitchedKeyboardLayoutToast = null;
|
|
}
|
|
if (keyboardLayoutDescriptor != null) {
|
|
KeyboardLayout keyboardLayout = getKeyboardLayout(keyboardLayoutDescriptor);
|
|
if (keyboardLayout != null) {
|
|
mSwitchedKeyboardLayoutToast = Toast.makeText(
|
|
mContext, keyboardLayout.getLabel(), Toast.LENGTH_SHORT);
|
|
mSwitchedKeyboardLayoutToast.show();
|
|
}
|
|
}
|
|
|
|
reloadKeyboardLayouts();
|
|
}
|
|
}
|
|
}
|
|
|
|
public void setInputWindows(InputWindowHandle[] windowHandles) {
|
|
nativeSetInputWindows(mPtr, windowHandles);
|
|
}
|
|
|
|
public void setFocusedApplication(InputApplicationHandle application) {
|
|
nativeSetFocusedApplication(mPtr, application);
|
|
}
|
|
|
|
public void setInputDispatchMode(boolean enabled, boolean frozen) {
|
|
nativeSetInputDispatchMode(mPtr, enabled, frozen);
|
|
}
|
|
|
|
public void setSystemUiVisibility(int visibility) {
|
|
nativeSetSystemUiVisibility(mPtr, visibility);
|
|
}
|
|
|
|
/**
|
|
* Atomically transfers touch focus from one window to another as identified by
|
|
* their input channels. It is possible for multiple windows to have
|
|
* touch focus if they support split touch dispatch
|
|
* {@link android.view.WindowManager.LayoutParams#FLAG_SPLIT_TOUCH} but this
|
|
* method only transfers touch focus of the specified window without affecting
|
|
* other windows that may also have touch focus at the same time.
|
|
* @param fromChannel The channel of a window that currently has touch focus.
|
|
* @param toChannel The channel of the window that should receive touch focus in
|
|
* place of the first.
|
|
* @return True if the transfer was successful. False if the window with the
|
|
* specified channel did not actually have touch focus at the time of the request.
|
|
*/
|
|
public boolean transferTouchFocus(InputChannel fromChannel, InputChannel toChannel) {
|
|
if (fromChannel == null) {
|
|
throw new IllegalArgumentException("fromChannel must not be null.");
|
|
}
|
|
if (toChannel == null) {
|
|
throw new IllegalArgumentException("toChannel must not be null.");
|
|
}
|
|
return nativeTransferTouchFocus(mPtr, fromChannel, toChannel);
|
|
}
|
|
|
|
@Override // Binder call
|
|
public void tryPointerSpeed(int speed) {
|
|
if (!checkCallingPermission(android.Manifest.permission.SET_POINTER_SPEED,
|
|
"tryPointerSpeed()")) {
|
|
throw new SecurityException("Requires SET_POINTER_SPEED permission");
|
|
}
|
|
|
|
if (speed < InputManager.MIN_POINTER_SPEED || speed > InputManager.MAX_POINTER_SPEED) {
|
|
throw new IllegalArgumentException("speed out of range");
|
|
}
|
|
|
|
setPointerSpeedUnchecked(speed);
|
|
}
|
|
|
|
public void updatePointerSpeedFromSettings() {
|
|
int speed = getPointerSpeedSetting();
|
|
setPointerSpeedUnchecked(speed);
|
|
}
|
|
|
|
private void setPointerSpeedUnchecked(int speed) {
|
|
speed = Math.min(Math.max(speed, InputManager.MIN_POINTER_SPEED),
|
|
InputManager.MAX_POINTER_SPEED);
|
|
nativeSetPointerSpeed(mPtr, speed);
|
|
}
|
|
|
|
private void registerPointerSpeedSettingObserver() {
|
|
mContext.getContentResolver().registerContentObserver(
|
|
Settings.System.getUriFor(Settings.System.POINTER_SPEED), true,
|
|
new ContentObserver(mHandler) {
|
|
@Override
|
|
public void onChange(boolean selfChange) {
|
|
updatePointerSpeedFromSettings();
|
|
}
|
|
});
|
|
}
|
|
|
|
private int getPointerSpeedSetting() {
|
|
int speed = InputManager.DEFAULT_POINTER_SPEED;
|
|
try {
|
|
speed = Settings.System.getInt(mContext.getContentResolver(),
|
|
Settings.System.POINTER_SPEED);
|
|
} catch (SettingNotFoundException snfe) {
|
|
}
|
|
return speed;
|
|
}
|
|
|
|
public void updateShowTouchesFromSettings() {
|
|
int setting = getShowTouchesSetting(0);
|
|
nativeSetShowTouches(mPtr, setting != 0);
|
|
}
|
|
|
|
private void registerShowTouchesSettingObserver() {
|
|
mContext.getContentResolver().registerContentObserver(
|
|
Settings.System.getUriFor(Settings.System.SHOW_TOUCHES), true,
|
|
new ContentObserver(mHandler) {
|
|
@Override
|
|
public void onChange(boolean selfChange) {
|
|
updateShowTouchesFromSettings();
|
|
}
|
|
});
|
|
}
|
|
|
|
private int getShowTouchesSetting(int defaultValue) {
|
|
int result = defaultValue;
|
|
try {
|
|
result = Settings.System.getInt(mContext.getContentResolver(),
|
|
Settings.System.SHOW_TOUCHES);
|
|
} catch (SettingNotFoundException snfe) {
|
|
}
|
|
return result;
|
|
}
|
|
|
|
// Binder call
|
|
@Override
|
|
public void vibrate(int deviceId, long[] pattern, int repeat, IBinder token) {
|
|
if (repeat >= pattern.length) {
|
|
throw new ArrayIndexOutOfBoundsException();
|
|
}
|
|
|
|
VibratorToken v;
|
|
synchronized (mVibratorLock) {
|
|
v = mVibratorTokens.get(token);
|
|
if (v == null) {
|
|
v = new VibratorToken(deviceId, token, mNextVibratorTokenValue++);
|
|
try {
|
|
token.linkToDeath(v, 0);
|
|
} catch (RemoteException ex) {
|
|
// give up
|
|
throw new RuntimeException(ex);
|
|
}
|
|
mVibratorTokens.put(token, v);
|
|
}
|
|
}
|
|
|
|
synchronized (v) {
|
|
v.mVibrating = true;
|
|
nativeVibrate(mPtr, deviceId, pattern, repeat, v.mTokenValue);
|
|
}
|
|
}
|
|
|
|
// Binder call
|
|
@Override
|
|
public void cancelVibrate(int deviceId, IBinder token) {
|
|
VibratorToken v;
|
|
synchronized (mVibratorLock) {
|
|
v = mVibratorTokens.get(token);
|
|
if (v == null || v.mDeviceId != deviceId) {
|
|
return; // nothing to cancel
|
|
}
|
|
}
|
|
|
|
cancelVibrateIfNeeded(v);
|
|
}
|
|
|
|
void onVibratorTokenDied(VibratorToken v) {
|
|
synchronized (mVibratorLock) {
|
|
mVibratorTokens.remove(v.mToken);
|
|
}
|
|
|
|
cancelVibrateIfNeeded(v);
|
|
}
|
|
|
|
private void cancelVibrateIfNeeded(VibratorToken v) {
|
|
synchronized (v) {
|
|
if (v.mVibrating) {
|
|
nativeCancelVibrate(mPtr, v.mDeviceId, v.mTokenValue);
|
|
v.mVibrating = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
|
|
if (mContext.checkCallingOrSelfPermission(Manifest.permission.DUMP)
|
|
!= PackageManager.PERMISSION_GRANTED) {
|
|
pw.println("Permission Denial: can't dump InputManager from from pid="
|
|
+ Binder.getCallingPid()
|
|
+ ", uid=" + Binder.getCallingUid());
|
|
return;
|
|
}
|
|
|
|
pw.println("INPUT MANAGER (dumpsys input)\n");
|
|
String dumpStr = nativeDump(mPtr);
|
|
if (dumpStr != null) {
|
|
pw.println(dumpStr);
|
|
}
|
|
}
|
|
|
|
private boolean checkCallingPermission(String permission, String func) {
|
|
// Quick check: if the calling permission is me, it's all okay.
|
|
if (Binder.getCallingPid() == Process.myPid()) {
|
|
return true;
|
|
}
|
|
|
|
if (mContext.checkCallingPermission(permission) == PackageManager.PERMISSION_GRANTED) {
|
|
return true;
|
|
}
|
|
String msg = "Permission Denial: " + func + " from pid="
|
|
+ Binder.getCallingPid()
|
|
+ ", uid=" + Binder.getCallingUid()
|
|
+ " requires " + permission;
|
|
Slog.w(TAG, msg);
|
|
return false;
|
|
}
|
|
|
|
// Called by the heartbeat to ensure locks are not held indefinitely (for deadlock detection).
|
|
public void monitor() {
|
|
synchronized (mInputFilterLock) { }
|
|
nativeMonitor(mPtr);
|
|
}
|
|
|
|
// Native callback.
|
|
private void notifyConfigurationChanged(long whenNanos) {
|
|
mCallbacks.notifyConfigurationChanged();
|
|
}
|
|
|
|
// Native callback.
|
|
private void notifyInputDevicesChanged(InputDevice[] inputDevices) {
|
|
synchronized (mInputDevicesLock) {
|
|
if (!mInputDevicesChangedPending) {
|
|
mInputDevicesChangedPending = true;
|
|
mHandler.obtainMessage(MSG_DELIVER_INPUT_DEVICES_CHANGED,
|
|
mInputDevices).sendToTarget();
|
|
}
|
|
|
|
mInputDevices = inputDevices;
|
|
}
|
|
}
|
|
|
|
// Native callback.
|
|
private void notifyLidSwitchChanged(long whenNanos, boolean lidOpen) {
|
|
mCallbacks.notifyLidSwitchChanged(whenNanos, lidOpen);
|
|
}
|
|
|
|
// Native callback.
|
|
private void notifyInputChannelBroken(InputWindowHandle inputWindowHandle) {
|
|
mCallbacks.notifyInputChannelBroken(inputWindowHandle);
|
|
}
|
|
|
|
// Native callback.
|
|
private long notifyANR(InputApplicationHandle inputApplicationHandle,
|
|
InputWindowHandle inputWindowHandle) {
|
|
return mCallbacks.notifyANR(inputApplicationHandle, inputWindowHandle);
|
|
}
|
|
|
|
// Native callback.
|
|
final boolean filterInputEvent(InputEvent event, int policyFlags) {
|
|
synchronized (mInputFilterLock) {
|
|
if (mInputFilter != null) {
|
|
mInputFilter.filterInputEvent(event, policyFlags);
|
|
return false;
|
|
}
|
|
}
|
|
event.recycle();
|
|
return true;
|
|
}
|
|
|
|
// Native callback.
|
|
private int interceptKeyBeforeQueueing(KeyEvent event, int policyFlags, boolean isScreenOn) {
|
|
return mCallbacks.interceptKeyBeforeQueueing(
|
|
event, policyFlags, isScreenOn);
|
|
}
|
|
|
|
// Native callback.
|
|
private int interceptMotionBeforeQueueingWhenScreenOff(int policyFlags) {
|
|
return mCallbacks.interceptMotionBeforeQueueingWhenScreenOff(policyFlags);
|
|
}
|
|
|
|
// Native callback.
|
|
private long interceptKeyBeforeDispatching(InputWindowHandle focus,
|
|
KeyEvent event, int policyFlags) {
|
|
return mCallbacks.interceptKeyBeforeDispatching(focus, event, policyFlags);
|
|
}
|
|
|
|
// Native callback.
|
|
private KeyEvent dispatchUnhandledKey(InputWindowHandle focus,
|
|
KeyEvent event, int policyFlags) {
|
|
return mCallbacks.dispatchUnhandledKey(focus, event, policyFlags);
|
|
}
|
|
|
|
// Native callback.
|
|
private boolean checkInjectEventsPermission(int injectorPid, int injectorUid) {
|
|
return mContext.checkPermission(android.Manifest.permission.INJECT_EVENTS,
|
|
injectorPid, injectorUid) == PackageManager.PERMISSION_GRANTED;
|
|
}
|
|
|
|
// Native callback.
|
|
private int getVirtualKeyQuietTimeMillis() {
|
|
return mContext.getResources().getInteger(
|
|
com.android.internal.R.integer.config_virtualKeyQuietTimeMillis);
|
|
}
|
|
|
|
// Native callback.
|
|
private String[] getExcludedDeviceNames() {
|
|
ArrayList<String> names = new ArrayList<String>();
|
|
|
|
// Read partner-provided list of excluded input devices
|
|
XmlPullParser parser = null;
|
|
// Environment.getRootDirectory() is a fancy way of saying ANDROID_ROOT or "/system".
|
|
File confFile = new File(Environment.getRootDirectory(), EXCLUDED_DEVICES_PATH);
|
|
FileReader confreader = null;
|
|
try {
|
|
confreader = new FileReader(confFile);
|
|
parser = Xml.newPullParser();
|
|
parser.setInput(confreader);
|
|
XmlUtils.beginDocument(parser, "devices");
|
|
|
|
while (true) {
|
|
XmlUtils.nextElement(parser);
|
|
if (!"device".equals(parser.getName())) {
|
|
break;
|
|
}
|
|
String name = parser.getAttributeValue(null, "name");
|
|
if (name != null) {
|
|
names.add(name);
|
|
}
|
|
}
|
|
} catch (FileNotFoundException e) {
|
|
// It's ok if the file does not exist.
|
|
} catch (Exception e) {
|
|
Slog.e(TAG, "Exception while parsing '" + confFile.getAbsolutePath() + "'", e);
|
|
} finally {
|
|
try { if (confreader != null) confreader.close(); } catch (IOException e) { }
|
|
}
|
|
|
|
return names.toArray(new String[names.size()]);
|
|
}
|
|
|
|
// Native callback.
|
|
private int getKeyRepeatTimeout() {
|
|
return ViewConfiguration.getKeyRepeatTimeout();
|
|
}
|
|
|
|
// Native callback.
|
|
private int getKeyRepeatDelay() {
|
|
return ViewConfiguration.getKeyRepeatDelay();
|
|
}
|
|
|
|
// Native callback.
|
|
private int getHoverTapTimeout() {
|
|
return ViewConfiguration.getHoverTapTimeout();
|
|
}
|
|
|
|
// Native callback.
|
|
private int getHoverTapSlop() {
|
|
return ViewConfiguration.getHoverTapSlop();
|
|
}
|
|
|
|
// Native callback.
|
|
private int getDoubleTapTimeout() {
|
|
return ViewConfiguration.getDoubleTapTimeout();
|
|
}
|
|
|
|
// Native callback.
|
|
private int getLongPressTimeout() {
|
|
return ViewConfiguration.getLongPressTimeout();
|
|
}
|
|
|
|
// Native callback.
|
|
private int getPointerLayer() {
|
|
return mCallbacks.getPointerLayer();
|
|
}
|
|
|
|
// Native callback.
|
|
private PointerIcon getPointerIcon() {
|
|
return PointerIcon.getDefaultIcon(mContext);
|
|
}
|
|
|
|
// Native callback.
|
|
private String[] getKeyboardLayoutOverlay(String inputDeviceDescriptor) {
|
|
if (!mSystemReady) {
|
|
return null;
|
|
}
|
|
|
|
String keyboardLayoutDescriptor = getCurrentKeyboardLayoutForInputDevice(
|
|
inputDeviceDescriptor);
|
|
if (keyboardLayoutDescriptor == null) {
|
|
return null;
|
|
}
|
|
|
|
final String[] result = new String[2];
|
|
visitKeyboardLayout(keyboardLayoutDescriptor, new KeyboardLayoutVisitor() {
|
|
@Override
|
|
public void visitKeyboardLayout(Resources resources,
|
|
String descriptor, String label, String collection, int keyboardLayoutResId) {
|
|
try {
|
|
result[0] = descriptor;
|
|
result[1] = Streams.readFully(new InputStreamReader(
|
|
resources.openRawResource(keyboardLayoutResId)));
|
|
} catch (IOException ex) {
|
|
} catch (NotFoundException ex) {
|
|
}
|
|
}
|
|
});
|
|
if (result[0] == null) {
|
|
Log.w(TAG, "Could not get keyboard layout with descriptor '"
|
|
+ keyboardLayoutDescriptor + "'.");
|
|
return null;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
// Native callback.
|
|
private String getDeviceAlias(String uniqueId) {
|
|
if (mBluetoothService != null &&
|
|
BluetoothAdapter.checkBluetoothAddress(uniqueId)) {
|
|
return mBluetoothService.getRemoteAlias(uniqueId);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
|
|
/**
|
|
* Callback interface implemented by the Window Manager.
|
|
*/
|
|
public interface Callbacks {
|
|
public void notifyConfigurationChanged();
|
|
|
|
public void notifyLidSwitchChanged(long whenNanos, boolean lidOpen);
|
|
|
|
public void notifyInputChannelBroken(InputWindowHandle inputWindowHandle);
|
|
|
|
public long notifyANR(InputApplicationHandle inputApplicationHandle,
|
|
InputWindowHandle inputWindowHandle);
|
|
|
|
public int interceptKeyBeforeQueueing(KeyEvent event, int policyFlags, boolean isScreenOn);
|
|
|
|
public int interceptMotionBeforeQueueingWhenScreenOff(int policyFlags);
|
|
|
|
public long interceptKeyBeforeDispatching(InputWindowHandle focus,
|
|
KeyEvent event, int policyFlags);
|
|
|
|
public KeyEvent dispatchUnhandledKey(InputWindowHandle focus,
|
|
KeyEvent event, int policyFlags);
|
|
|
|
public int getPointerLayer();
|
|
}
|
|
|
|
/**
|
|
* Private handler for the input manager.
|
|
*/
|
|
private final class InputManagerHandler extends Handler {
|
|
@Override
|
|
public void handleMessage(Message msg) {
|
|
switch (msg.what) {
|
|
case MSG_DELIVER_INPUT_DEVICES_CHANGED:
|
|
deliverInputDevicesChanged((InputDevice[])msg.obj);
|
|
break;
|
|
case MSG_SWITCH_KEYBOARD_LAYOUT:
|
|
handleSwitchKeyboardLayout(msg.arg1, msg.arg2);
|
|
break;
|
|
case MSG_RELOAD_KEYBOARD_LAYOUTS:
|
|
reloadKeyboardLayouts();
|
|
break;
|
|
case MSG_UPDATE_KEYBOARD_LAYOUTS:
|
|
updateKeyboardLayouts();
|
|
break;
|
|
case MSG_RELOAD_DEVICE_ALIASES:
|
|
reloadDeviceAliases();
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Hosting interface for input filters to call back into the input manager.
|
|
*/
|
|
private final class InputFilterHost implements InputFilter.Host {
|
|
private boolean mDisconnected;
|
|
|
|
public void disconnectLocked() {
|
|
mDisconnected = true;
|
|
}
|
|
|
|
public void sendInputEvent(InputEvent event, int policyFlags) {
|
|
if (event == null) {
|
|
throw new IllegalArgumentException("event must not be null");
|
|
}
|
|
|
|
synchronized (mInputFilterLock) {
|
|
if (!mDisconnected) {
|
|
nativeInjectInputEvent(mPtr, event, 0, 0,
|
|
InputManager.INJECT_INPUT_EVENT_MODE_ASYNC, 0,
|
|
policyFlags | WindowManagerPolicy.FLAG_FILTERED);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private static final class KeyboardLayoutDescriptor {
|
|
public String packageName;
|
|
public String receiverName;
|
|
public String keyboardLayoutName;
|
|
|
|
public static String format(String packageName,
|
|
String receiverName, String keyboardName) {
|
|
return packageName + "/" + receiverName + "/" + keyboardName;
|
|
}
|
|
|
|
public static KeyboardLayoutDescriptor parse(String descriptor) {
|
|
int pos = descriptor.indexOf('/');
|
|
if (pos < 0 || pos + 1 == descriptor.length()) {
|
|
return null;
|
|
}
|
|
int pos2 = descriptor.indexOf('/', pos + 1);
|
|
if (pos2 < pos + 2 || pos2 + 1 == descriptor.length()) {
|
|
return null;
|
|
}
|
|
|
|
KeyboardLayoutDescriptor result = new KeyboardLayoutDescriptor();
|
|
result.packageName = descriptor.substring(0, pos);
|
|
result.receiverName = descriptor.substring(pos + 1, pos2);
|
|
result.keyboardLayoutName = descriptor.substring(pos2 + 1);
|
|
return result;
|
|
}
|
|
}
|
|
|
|
private interface KeyboardLayoutVisitor {
|
|
void visitKeyboardLayout(Resources resources,
|
|
String descriptor, String label, String collection, int keyboardLayoutResId);
|
|
}
|
|
|
|
private final class InputDevicesChangedListenerRecord implements DeathRecipient {
|
|
private final int mPid;
|
|
private final IInputDevicesChangedListener mListener;
|
|
|
|
public InputDevicesChangedListenerRecord(int pid, IInputDevicesChangedListener listener) {
|
|
mPid = pid;
|
|
mListener = listener;
|
|
}
|
|
|
|
@Override
|
|
public void binderDied() {
|
|
if (DEBUG) {
|
|
Slog.d(TAG, "Input devices changed listener for pid " + mPid + " died.");
|
|
}
|
|
onInputDevicesChangedListenerDied(mPid);
|
|
}
|
|
|
|
public void notifyInputDevicesChanged(int[] info) {
|
|
try {
|
|
mListener.onInputDevicesChanged(info);
|
|
} catch (RemoteException ex) {
|
|
Slog.w(TAG, "Failed to notify process "
|
|
+ mPid + " that input devices changed, assuming it died.", ex);
|
|
binderDied();
|
|
}
|
|
}
|
|
}
|
|
|
|
private final class VibratorToken implements DeathRecipient {
|
|
public final int mDeviceId;
|
|
public final IBinder mToken;
|
|
public final int mTokenValue;
|
|
|
|
public boolean mVibrating;
|
|
|
|
public VibratorToken(int deviceId, IBinder token, int tokenValue) {
|
|
mDeviceId = deviceId;
|
|
mToken = token;
|
|
mTokenValue = tokenValue;
|
|
}
|
|
|
|
@Override
|
|
public void binderDied() {
|
|
if (DEBUG) {
|
|
Slog.d(TAG, "Vibrator token died.");
|
|
}
|
|
onVibratorTokenDied(this);
|
|
}
|
|
}
|
|
}
|