Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package android.hardware.input; |
| 18 | |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 19 | import com.android.internal.util.ArrayUtils; |
| 20 | |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 21 | import android.annotation.SdkConstant; |
| 22 | import android.annotation.SdkConstant.SdkConstantType; |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 23 | import android.content.Context; |
Jeff Brown | a47425a | 2012-04-13 04:09:27 -0700 | [diff] [blame] | 24 | import android.os.Binder; |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 25 | import android.os.Handler; |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 26 | import android.os.IBinder; |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 27 | import android.os.Looper; |
| 28 | import android.os.Message; |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 29 | import android.os.Parcel; |
| 30 | import android.os.Parcelable; |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 31 | import android.os.RemoteException; |
| 32 | import android.os.ServiceManager; |
Jeff Brown | a47425a | 2012-04-13 04:09:27 -0700 | [diff] [blame] | 33 | import android.os.Vibrator; |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 34 | import android.provider.Settings; |
| 35 | import android.provider.Settings.SettingNotFoundException; |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 36 | import android.util.Log; |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 37 | import android.util.SparseArray; |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 38 | import android.view.InputDevice; |
| 39 | import android.view.InputEvent; |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 40 | |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 41 | import java.util.ArrayList; |
| 42 | |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 43 | /** |
| 44 | * Provides information about input devices and available key layouts. |
| 45 | * <p> |
| 46 | * Get an instance of this class by calling |
| 47 | * {@link android.content.Context#getSystemService(java.lang.String) |
| 48 | * Context.getSystemService()} with the argument |
| 49 | * {@link android.content.Context#INPUT_SERVICE}. |
| 50 | * </p> |
| 51 | */ |
| 52 | public final class InputManager { |
| 53 | private static final String TAG = "InputManager"; |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 54 | private static final boolean DEBUG = false; |
| 55 | |
| 56 | private static final int MSG_DEVICE_ADDED = 1; |
| 57 | private static final int MSG_DEVICE_REMOVED = 2; |
| 58 | private static final int MSG_DEVICE_CHANGED = 3; |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 59 | |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 60 | private static InputManager sInstance; |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 61 | |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 62 | private final IInputManager mIm; |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 63 | |
| 64 | // Guarded by mInputDevicesLock |
| 65 | private final Object mInputDevicesLock = new Object(); |
| 66 | private SparseArray<InputDevice> mInputDevices; |
| 67 | private InputDevicesChangedListener mInputDevicesChangedListener; |
| 68 | private final ArrayList<InputDeviceListenerDelegate> mInputDeviceListeners = |
| 69 | new ArrayList<InputDeviceListenerDelegate>(); |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 70 | |
| 71 | /** |
| 72 | * Broadcast Action: Query available keyboard layouts. |
| 73 | * <p> |
| 74 | * The input manager service locates available keyboard layouts |
| 75 | * by querying broadcast receivers that are registered for this action. |
| 76 | * An application can offer additional keyboard layouts to the user |
| 77 | * by declaring a suitable broadcast receiver in its manifest. |
| 78 | * </p><p> |
| 79 | * Here is an example broadcast receiver declaration that an application |
| 80 | * might include in its AndroidManifest.xml to advertise keyboard layouts. |
| 81 | * The meta-data specifies a resource that contains a description of each keyboard |
| 82 | * layout that is provided by the application. |
| 83 | * <pre><code> |
Jeff Brown | d9fec5d | 2012-05-17 16:01:54 -0700 | [diff] [blame] | 84 | * <receiver android:name=".InputDeviceReceiver" |
| 85 | * android:label="@string/keyboard_layouts_label"> |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 86 | * <intent-filter> |
| 87 | * <action android:name="android.hardware.input.action.QUERY_KEYBOARD_LAYOUTS" /> |
| 88 | * </intent-filter> |
| 89 | * <meta-data android:name="android.hardware.input.metadata.KEYBOARD_LAYOUTS" |
| 90 | * android:resource="@xml/keyboard_layouts" /> |
| 91 | * </receiver> |
| 92 | * </code></pre> |
| 93 | * </p><p> |
| 94 | * In the above example, the <code>@xml/keyboard_layouts</code> resource refers to |
| 95 | * an XML resource whose root element is <code><keyboard-layouts></code> that |
| 96 | * contains zero or more <code><keyboard-layout></code> elements. |
| 97 | * Each <code><keyboard-layout></code> element specifies the name, label, and location |
Jeff Brown | d9fec5d | 2012-05-17 16:01:54 -0700 | [diff] [blame] | 98 | * of a key character map for a particular keyboard layout. The label on the receiver |
| 99 | * is used to name the collection of keyboard layouts provided by this receiver in the |
| 100 | * keyboard layout settings. |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 101 | * <pre></code> |
| 102 | * <?xml version="1.0" encoding="utf-8"?> |
| 103 | * <keyboard-layouts xmlns:android="http://schemas.android.com/apk/res/android"> |
| 104 | * <keyboard-layout android:name="keyboard_layout_english_us" |
| 105 | * android:label="@string/keyboard_layout_english_us_label" |
Jeff Brown | 2f09576 | 2012-05-10 21:29:33 -0700 | [diff] [blame] | 106 | * android:keyboardLayout="@raw/keyboard_layout_english_us" /> |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 107 | * </keyboard-layouts> |
| 108 | * </p><p> |
| 109 | * The <code>android:name</code> attribute specifies an identifier by which |
| 110 | * the keyboard layout will be known in the package. |
| 111 | * The <code>android:label</code> attributes specifies a human-readable descriptive |
| 112 | * label to describe the keyboard layout in the user interface, such as "English (US)". |
Jeff Brown | 2f09576 | 2012-05-10 21:29:33 -0700 | [diff] [blame] | 113 | * The <code>android:keyboardLayout</code> attribute refers to a |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 114 | * <a href="http://source.android.com/tech/input/key-character-map-files.html"> |
| 115 | * key character map</a> resource that defines the keyboard layout. |
| 116 | * </p> |
| 117 | */ |
| 118 | @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) |
| 119 | public static final String ACTION_QUERY_KEYBOARD_LAYOUTS = |
| 120 | "android.hardware.input.action.QUERY_KEYBOARD_LAYOUTS"; |
| 121 | |
| 122 | /** |
| 123 | * Metadata Key: Keyboard layout metadata associated with |
| 124 | * {@link #ACTION_QUERY_KEYBOARD_LAYOUTS}. |
| 125 | * <p> |
| 126 | * Specifies the resource id of a XML resource that describes the keyboard |
| 127 | * layouts that are provided by the application. |
| 128 | * </p> |
| 129 | */ |
| 130 | public static final String META_DATA_KEYBOARD_LAYOUTS = |
| 131 | "android.hardware.input.metadata.KEYBOARD_LAYOUTS"; |
| 132 | |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 133 | /** |
| 134 | * Pointer Speed: The minimum (slowest) pointer speed (-7). |
| 135 | * @hide |
| 136 | */ |
| 137 | public static final int MIN_POINTER_SPEED = -7; |
| 138 | |
| 139 | /** |
| 140 | * Pointer Speed: The maximum (fastest) pointer speed (7). |
| 141 | * @hide |
| 142 | */ |
| 143 | public static final int MAX_POINTER_SPEED = 7; |
| 144 | |
| 145 | /** |
| 146 | * Pointer Speed: The default pointer speed (0). |
| 147 | * @hide |
| 148 | */ |
| 149 | public static final int DEFAULT_POINTER_SPEED = 0; |
| 150 | |
| 151 | /** |
| 152 | * Input Event Injection Synchronization Mode: None. |
| 153 | * Never blocks. Injection is asynchronous and is assumed always to be successful. |
| 154 | * @hide |
| 155 | */ |
| 156 | public static final int INJECT_INPUT_EVENT_MODE_ASYNC = 0; // see InputDispatcher.h |
| 157 | |
| 158 | /** |
| 159 | * Input Event Injection Synchronization Mode: Wait for result. |
| 160 | * Waits for previous events to be dispatched so that the input dispatcher can |
| 161 | * determine whether input event injection will be permitted based on the current |
| 162 | * input focus. Does not wait for the input event to finish being handled |
| 163 | * by the application. |
| 164 | * @hide |
| 165 | */ |
| 166 | public static final int INJECT_INPUT_EVENT_MODE_WAIT_FOR_RESULT = 1; // see InputDispatcher.h |
| 167 | |
| 168 | /** |
| 169 | * Input Event Injection Synchronization Mode: Wait for finish. |
| 170 | * Waits for the event to be delivered to the application and handled. |
| 171 | * @hide |
| 172 | */ |
| 173 | public static final int INJECT_INPUT_EVENT_MODE_WAIT_FOR_FINISH = 2; // see InputDispatcher.h |
| 174 | |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 175 | private InputManager(IInputManager im) { |
| 176 | mIm = im; |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 177 | } |
| 178 | |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 179 | /** |
| 180 | * Gets an instance of the input manager. |
| 181 | * |
| 182 | * @return The input manager instance. |
| 183 | * |
| 184 | * @hide |
| 185 | */ |
| 186 | public static InputManager getInstance() { |
| 187 | synchronized (InputManager.class) { |
| 188 | if (sInstance == null) { |
| 189 | IBinder b = ServiceManager.getService(Context.INPUT_SERVICE); |
| 190 | sInstance = new InputManager(IInputManager.Stub.asInterface(b)); |
| 191 | } |
| 192 | return sInstance; |
| 193 | } |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 194 | } |
| 195 | |
| 196 | /** |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 197 | * Gets information about the input device with the specified id. |
| 198 | * @param id The device id. |
| 199 | * @return The input device or null if not found. |
| 200 | */ |
| 201 | public InputDevice getInputDevice(int id) { |
| 202 | synchronized (mInputDevicesLock) { |
| 203 | populateInputDevicesLocked(); |
| 204 | |
| 205 | int index = mInputDevices.indexOfKey(id); |
| 206 | if (index < 0) { |
| 207 | return null; |
| 208 | } |
| 209 | |
| 210 | InputDevice inputDevice = mInputDevices.valueAt(index); |
| 211 | if (inputDevice == null) { |
| 212 | try { |
| 213 | inputDevice = mIm.getInputDevice(id); |
| 214 | } catch (RemoteException ex) { |
| 215 | throw new RuntimeException("Could not get input device information.", ex); |
| 216 | } |
Jeff Brown | 8f124842 | 2013-01-30 16:23:40 -0800 | [diff] [blame] | 217 | if (inputDevice != null) { |
| 218 | mInputDevices.setValueAt(index, inputDevice); |
| 219 | } |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 220 | } |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 221 | return inputDevice; |
| 222 | } |
| 223 | } |
| 224 | |
| 225 | /** |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 226 | * Gets information about the input device with the specified descriptor. |
| 227 | * @param descriptor The input device descriptor. |
| 228 | * @return The input device or null if not found. |
| 229 | * @hide |
| 230 | */ |
| 231 | public InputDevice getInputDeviceByDescriptor(String descriptor) { |
| 232 | if (descriptor == null) { |
| 233 | throw new IllegalArgumentException("descriptor must not be null."); |
| 234 | } |
| 235 | |
| 236 | synchronized (mInputDevicesLock) { |
| 237 | populateInputDevicesLocked(); |
| 238 | |
| 239 | int numDevices = mInputDevices.size(); |
| 240 | for (int i = 0; i < numDevices; i++) { |
| 241 | InputDevice inputDevice = mInputDevices.valueAt(i); |
| 242 | if (inputDevice == null) { |
| 243 | int id = mInputDevices.keyAt(i); |
| 244 | try { |
| 245 | inputDevice = mIm.getInputDevice(id); |
| 246 | } catch (RemoteException ex) { |
| 247 | // Ignore the problem for the purposes of this method. |
Jeff Brown | 8f124842 | 2013-01-30 16:23:40 -0800 | [diff] [blame] | 248 | } |
| 249 | if (inputDevice == null) { |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 250 | continue; |
| 251 | } |
| 252 | mInputDevices.setValueAt(i, inputDevice); |
| 253 | } |
| 254 | if (descriptor.equals(inputDevice.getDescriptor())) { |
| 255 | return inputDevice; |
| 256 | } |
| 257 | } |
| 258 | return null; |
| 259 | } |
| 260 | } |
| 261 | |
| 262 | /** |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 263 | * Gets the ids of all input devices in the system. |
| 264 | * @return The input device ids. |
| 265 | */ |
| 266 | public int[] getInputDeviceIds() { |
| 267 | synchronized (mInputDevicesLock) { |
| 268 | populateInputDevicesLocked(); |
| 269 | |
| 270 | final int count = mInputDevices.size(); |
| 271 | final int[] ids = new int[count]; |
| 272 | for (int i = 0; i < count; i++) { |
| 273 | ids[i] = mInputDevices.keyAt(i); |
| 274 | } |
| 275 | return ids; |
| 276 | } |
| 277 | } |
| 278 | |
| 279 | /** |
| 280 | * Registers an input device listener to receive notifications about when |
| 281 | * input devices are added, removed or changed. |
| 282 | * |
| 283 | * @param listener The listener to register. |
| 284 | * @param handler The handler on which the listener should be invoked, or null |
| 285 | * if the listener should be invoked on the calling thread's looper. |
| 286 | * |
| 287 | * @see #unregisterInputDeviceListener |
| 288 | */ |
| 289 | public void registerInputDeviceListener(InputDeviceListener listener, Handler handler) { |
| 290 | if (listener == null) { |
| 291 | throw new IllegalArgumentException("listener must not be null"); |
| 292 | } |
| 293 | |
| 294 | synchronized (mInputDevicesLock) { |
| 295 | int index = findInputDeviceListenerLocked(listener); |
| 296 | if (index < 0) { |
| 297 | mInputDeviceListeners.add(new InputDeviceListenerDelegate(listener, handler)); |
| 298 | } |
| 299 | } |
| 300 | } |
| 301 | |
| 302 | /** |
| 303 | * Unregisters an input device listener. |
| 304 | * |
| 305 | * @param listener The listener to unregister. |
| 306 | * |
| 307 | * @see #registerInputDeviceListener |
| 308 | */ |
| 309 | public void unregisterInputDeviceListener(InputDeviceListener listener) { |
| 310 | if (listener == null) { |
| 311 | throw new IllegalArgumentException("listener must not be null"); |
| 312 | } |
| 313 | |
| 314 | synchronized (mInputDevicesLock) { |
| 315 | int index = findInputDeviceListenerLocked(listener); |
| 316 | if (index >= 0) { |
Jeff Brown | 9e6d4b0 | 2012-04-20 13:08:27 -0700 | [diff] [blame] | 317 | InputDeviceListenerDelegate d = mInputDeviceListeners.get(index); |
| 318 | d.removeCallbacksAndMessages(null); |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 319 | mInputDeviceListeners.remove(index); |
| 320 | } |
| 321 | } |
| 322 | } |
| 323 | |
| 324 | private int findInputDeviceListenerLocked(InputDeviceListener listener) { |
| 325 | final int numListeners = mInputDeviceListeners.size(); |
| 326 | for (int i = 0; i < numListeners; i++) { |
| 327 | if (mInputDeviceListeners.get(i).mListener == listener) { |
| 328 | return i; |
| 329 | } |
| 330 | } |
| 331 | return -1; |
| 332 | } |
| 333 | |
| 334 | /** |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 335 | * Gets information about all supported keyboard layouts. |
| 336 | * <p> |
| 337 | * The input manager consults the built-in keyboard layouts as well |
| 338 | * as all keyboard layouts advertised by applications using a |
| 339 | * {@link #ACTION_QUERY_KEYBOARD_LAYOUTS} broadcast receiver. |
| 340 | * </p> |
| 341 | * |
| 342 | * @return A list of all supported keyboard layouts. |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 343 | * |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 344 | * @hide |
| 345 | */ |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 346 | public KeyboardLayout[] getKeyboardLayouts() { |
| 347 | try { |
| 348 | return mIm.getKeyboardLayouts(); |
| 349 | } catch (RemoteException ex) { |
| 350 | Log.w(TAG, "Could not get list of keyboard layout informations.", ex); |
| 351 | return new KeyboardLayout[0]; |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 352 | } |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 353 | } |
| 354 | |
| 355 | /** |
| 356 | * Gets the keyboard layout with the specified descriptor. |
| 357 | * |
| 358 | * @param keyboardLayoutDescriptor The keyboard layout descriptor, as returned by |
| 359 | * {@link KeyboardLayout#getDescriptor()}. |
| 360 | * @return The keyboard layout, or null if it could not be loaded. |
| 361 | * |
| 362 | * @hide |
| 363 | */ |
| 364 | public KeyboardLayout getKeyboardLayout(String keyboardLayoutDescriptor) { |
| 365 | if (keyboardLayoutDescriptor == null) { |
| 366 | throw new IllegalArgumentException("keyboardLayoutDescriptor must not be null"); |
| 367 | } |
| 368 | |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 369 | try { |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 370 | return mIm.getKeyboardLayout(keyboardLayoutDescriptor); |
| 371 | } catch (RemoteException ex) { |
| 372 | Log.w(TAG, "Could not get keyboard layout information.", ex); |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 373 | return null; |
| 374 | } |
| 375 | } |
| 376 | |
| 377 | /** |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 378 | * Gets the current keyboard layout descriptor for the specified input |
| 379 | * device. |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 380 | * |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 381 | * @param identifier Identifier for the input device |
| 382 | * @return The keyboard layout descriptor, or null if no keyboard layout has |
| 383 | * been set. |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 384 | * @hide |
| 385 | */ |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 386 | public String getCurrentKeyboardLayoutForInputDevice(InputDeviceIdentifier identifier) { |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 387 | try { |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 388 | return mIm.getCurrentKeyboardLayoutForInputDevice(identifier); |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 389 | } catch (RemoteException ex) { |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 390 | Log.w(TAG, "Could not get current keyboard layout for input device.", ex); |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 391 | return null; |
| 392 | } |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 393 | } |
| 394 | |
| 395 | /** |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 396 | * Sets the current keyboard layout descriptor for the specified input |
| 397 | * device. |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 398 | * <p> |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 399 | * This method may have the side-effect of causing the input device in |
| 400 | * question to be reconfigured. |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 401 | * </p> |
| 402 | * |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 403 | * @param identifier The identifier for the input device. |
| 404 | * @param keyboardLayoutDescriptor The keyboard layout descriptor to use, |
| 405 | * must not be null. |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 406 | * @hide |
| 407 | */ |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 408 | public void setCurrentKeyboardLayoutForInputDevice(InputDeviceIdentifier identifier, |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 409 | String keyboardLayoutDescriptor) { |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 410 | if (identifier == null) { |
| 411 | throw new IllegalArgumentException("identifier must not be null"); |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 412 | } |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 413 | if (keyboardLayoutDescriptor == null) { |
| 414 | throw new IllegalArgumentException("keyboardLayoutDescriptor must not be null"); |
| 415 | } |
| 416 | |
| 417 | try { |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 418 | mIm.setCurrentKeyboardLayoutForInputDevice(identifier, |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 419 | keyboardLayoutDescriptor); |
| 420 | } catch (RemoteException ex) { |
| 421 | Log.w(TAG, "Could not set current keyboard layout for input device.", ex); |
| 422 | } |
| 423 | } |
| 424 | |
| 425 | /** |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 426 | * Gets all keyboard layout descriptors that are enabled for the specified |
| 427 | * input device. |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 428 | * |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 429 | * @param identifier The identifier for the input device. |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 430 | * @return The keyboard layout descriptors. |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 431 | * @hide |
| 432 | */ |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 433 | public String[] getKeyboardLayoutsForInputDevice(InputDeviceIdentifier identifier) { |
| 434 | if (identifier == null) { |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 435 | throw new IllegalArgumentException("inputDeviceDescriptor must not be null"); |
| 436 | } |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 437 | |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 438 | try { |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 439 | return mIm.getKeyboardLayoutsForInputDevice(identifier); |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 440 | } catch (RemoteException ex) { |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 441 | Log.w(TAG, "Could not get keyboard layouts for input device.", ex); |
| 442 | return ArrayUtils.emptyArray(String.class); |
| 443 | } |
| 444 | } |
| 445 | |
| 446 | /** |
| 447 | * Adds the keyboard layout descriptor for the specified input device. |
| 448 | * <p> |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 449 | * This method may have the side-effect of causing the input device in |
| 450 | * question to be reconfigured. |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 451 | * </p> |
| 452 | * |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 453 | * @param identifier The identifier for the input device. |
| 454 | * @param keyboardLayoutDescriptor The descriptor of the keyboard layout to |
| 455 | * add. |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 456 | * @hide |
| 457 | */ |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 458 | public void addKeyboardLayoutForInputDevice(InputDeviceIdentifier identifier, |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 459 | String keyboardLayoutDescriptor) { |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 460 | if (identifier == null) { |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 461 | throw new IllegalArgumentException("inputDeviceDescriptor must not be null"); |
| 462 | } |
| 463 | if (keyboardLayoutDescriptor == null) { |
| 464 | throw new IllegalArgumentException("keyboardLayoutDescriptor must not be null"); |
| 465 | } |
| 466 | |
| 467 | try { |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 468 | mIm.addKeyboardLayoutForInputDevice(identifier, keyboardLayoutDescriptor); |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 469 | } catch (RemoteException ex) { |
| 470 | Log.w(TAG, "Could not add keyboard layout for input device.", ex); |
| 471 | } |
| 472 | } |
| 473 | |
| 474 | /** |
| 475 | * Removes the keyboard layout descriptor for the specified input device. |
| 476 | * <p> |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 477 | * This method may have the side-effect of causing the input device in |
| 478 | * question to be reconfigured. |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 479 | * </p> |
| 480 | * |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 481 | * @param identifier The identifier for the input device. |
| 482 | * @param keyboardLayoutDescriptor The descriptor of the keyboard layout to |
| 483 | * remove. |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 484 | * @hide |
| 485 | */ |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 486 | public void removeKeyboardLayoutForInputDevice(InputDeviceIdentifier identifier, |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 487 | String keyboardLayoutDescriptor) { |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 488 | if (identifier == null) { |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 489 | throw new IllegalArgumentException("inputDeviceDescriptor must not be null"); |
| 490 | } |
| 491 | if (keyboardLayoutDescriptor == null) { |
| 492 | throw new IllegalArgumentException("keyboardLayoutDescriptor must not be null"); |
| 493 | } |
| 494 | |
| 495 | try { |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 496 | mIm.removeKeyboardLayoutForInputDevice(identifier, keyboardLayoutDescriptor); |
Jeff Brown | cf39bdf | 2012-05-18 14:41:19 -0700 | [diff] [blame] | 497 | } catch (RemoteException ex) { |
| 498 | Log.w(TAG, "Could not remove keyboard layout for input device.", ex); |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 499 | } |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 500 | } |
| 501 | |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 502 | /** |
| 503 | * Gets the mouse pointer speed. |
| 504 | * <p> |
| 505 | * Only returns the permanent mouse pointer speed. Ignores any temporary pointer |
| 506 | * speed set by {@link #tryPointerSpeed}. |
| 507 | * </p> |
| 508 | * |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 509 | * @param context The application context. |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 510 | * @return The pointer speed as a value between {@link #MIN_POINTER_SPEED} and |
| 511 | * {@link #MAX_POINTER_SPEED}, or the default value {@link #DEFAULT_POINTER_SPEED}. |
| 512 | * |
| 513 | * @hide |
| 514 | */ |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 515 | public int getPointerSpeed(Context context) { |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 516 | int speed = DEFAULT_POINTER_SPEED; |
| 517 | try { |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 518 | speed = Settings.System.getInt(context.getContentResolver(), |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 519 | Settings.System.POINTER_SPEED); |
| 520 | } catch (SettingNotFoundException snfe) { |
| 521 | } |
| 522 | return speed; |
| 523 | } |
| 524 | |
| 525 | /** |
| 526 | * Sets the mouse pointer speed. |
| 527 | * <p> |
| 528 | * Requires {@link android.Manifest.permissions.WRITE_SETTINGS}. |
| 529 | * </p> |
| 530 | * |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 531 | * @param context The application context. |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 532 | * @param speed The pointer speed as a value between {@link #MIN_POINTER_SPEED} and |
| 533 | * {@link #MAX_POINTER_SPEED}, or the default value {@link #DEFAULT_POINTER_SPEED}. |
| 534 | * |
| 535 | * @hide |
| 536 | */ |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 537 | public void setPointerSpeed(Context context, int speed) { |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 538 | if (speed < MIN_POINTER_SPEED || speed > MAX_POINTER_SPEED) { |
| 539 | throw new IllegalArgumentException("speed out of range"); |
| 540 | } |
| 541 | |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 542 | Settings.System.putInt(context.getContentResolver(), |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 543 | Settings.System.POINTER_SPEED, speed); |
| 544 | } |
| 545 | |
| 546 | /** |
| 547 | * Changes the mouse pointer speed temporarily, but does not save the setting. |
| 548 | * <p> |
| 549 | * Requires {@link android.Manifest.permission.SET_POINTER_SPEED}. |
| 550 | * </p> |
| 551 | * |
| 552 | * @param speed The pointer speed as a value between {@link #MIN_POINTER_SPEED} and |
| 553 | * {@link #MAX_POINTER_SPEED}, or the default value {@link #DEFAULT_POINTER_SPEED}. |
| 554 | * |
| 555 | * @hide |
| 556 | */ |
| 557 | public void tryPointerSpeed(int speed) { |
| 558 | if (speed < MIN_POINTER_SPEED || speed > MAX_POINTER_SPEED) { |
| 559 | throw new IllegalArgumentException("speed out of range"); |
| 560 | } |
| 561 | |
| 562 | try { |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 563 | mIm.tryPointerSpeed(speed); |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 564 | } catch (RemoteException ex) { |
| 565 | Log.w(TAG, "Could not set temporary pointer speed.", ex); |
| 566 | } |
| 567 | } |
| 568 | |
| 569 | /** |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 570 | * Queries the framework about whether any physical keys exist on the |
| 571 | * any keyboard attached to the device that are capable of producing the given |
| 572 | * array of key codes. |
| 573 | * |
| 574 | * @param keyCodes The array of key codes to query. |
| 575 | * @return A new array of the same size as the key codes array whose elements |
| 576 | * are set to true if at least one attached keyboard supports the corresponding key code |
| 577 | * at the same index in the key codes array. |
| 578 | * |
| 579 | * @hide |
| 580 | */ |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 581 | public boolean[] deviceHasKeys(int[] keyCodes) { |
Michael Wright | b7b2d4b | 2013-08-19 15:55:38 -0700 | [diff] [blame] | 582 | return deviceHasKeys(-1, keyCodes); |
| 583 | } |
| 584 | |
| 585 | /** |
| 586 | * Queries the framework about whether any physical keys exist on the |
| 587 | * any keyboard attached to the device that are capable of producing the given |
| 588 | * array of key codes. |
| 589 | * |
| 590 | * @param id The id of the device to query. |
| 591 | * @param keyCodes The array of key codes to query. |
| 592 | * @return A new array of the same size as the key codes array whose elements are set to true |
| 593 | * if the given device could produce the corresponding key code at the same index in the key |
| 594 | * codes array. |
| 595 | * |
| 596 | * @hide |
| 597 | */ |
| 598 | public boolean[] deviceHasKeys(int id, int[] keyCodes) { |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 599 | boolean[] ret = new boolean[keyCodes.length]; |
| 600 | try { |
Michael Wright | b7b2d4b | 2013-08-19 15:55:38 -0700 | [diff] [blame] | 601 | mIm.hasKeys(id, InputDevice.SOURCE_ANY, keyCodes, ret); |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 602 | } catch (RemoteException e) { |
| 603 | // no fallback; just return the empty array |
| 604 | } |
| 605 | return ret; |
| 606 | } |
| 607 | |
Michael Wright | b7b2d4b | 2013-08-19 15:55:38 -0700 | [diff] [blame] | 608 | |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 609 | /** |
| 610 | * Injects an input event into the event system on behalf of an application. |
| 611 | * The synchronization mode determines whether the method blocks while waiting for |
| 612 | * input injection to proceed. |
| 613 | * <p> |
| 614 | * Requires {@link android.Manifest.permission.INJECT_EVENTS} to inject into |
| 615 | * windows that are owned by other applications. |
| 616 | * </p><p> |
| 617 | * Make sure you correctly set the event time and input source of the event |
| 618 | * before calling this method. |
| 619 | * </p> |
| 620 | * |
| 621 | * @param event The event to inject. |
| 622 | * @param mode The synchronization mode. One of: |
| 623 | * {@link #INJECT_INPUT_EVENT_MODE_ASYNC}, |
| 624 | * {@link #INJECT_INPUT_EVENT_MODE_WAIT_FOR_RESULT}, or |
| 625 | * {@link #INJECT_INPUT_EVENT_MODE_WAIT_FOR_FINISH}. |
| 626 | * @return True if input event injection succeeded. |
| 627 | * |
| 628 | * @hide |
| 629 | */ |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 630 | public boolean injectInputEvent(InputEvent event, int mode) { |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 631 | if (event == null) { |
| 632 | throw new IllegalArgumentException("event must not be null"); |
| 633 | } |
| 634 | if (mode != INJECT_INPUT_EVENT_MODE_ASYNC |
| 635 | && mode != INJECT_INPUT_EVENT_MODE_WAIT_FOR_FINISH |
| 636 | && mode != INJECT_INPUT_EVENT_MODE_WAIT_FOR_RESULT) { |
| 637 | throw new IllegalArgumentException("mode is invalid"); |
| 638 | } |
| 639 | |
| 640 | try { |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 641 | return mIm.injectInputEvent(event, mode); |
Jeff Brown | ac14351 | 2012-04-05 18:57:33 -0700 | [diff] [blame] | 642 | } catch (RemoteException ex) { |
| 643 | return false; |
| 644 | } |
| 645 | } |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 646 | |
| 647 | private void populateInputDevicesLocked() { |
| 648 | if (mInputDevicesChangedListener == null) { |
| 649 | final InputDevicesChangedListener listener = new InputDevicesChangedListener(); |
| 650 | try { |
| 651 | mIm.registerInputDevicesChangedListener(listener); |
| 652 | } catch (RemoteException ex) { |
| 653 | throw new RuntimeException( |
| 654 | "Could not get register input device changed listener", ex); |
| 655 | } |
| 656 | mInputDevicesChangedListener = listener; |
| 657 | } |
| 658 | |
| 659 | if (mInputDevices == null) { |
| 660 | final int[] ids; |
| 661 | try { |
| 662 | ids = mIm.getInputDeviceIds(); |
| 663 | } catch (RemoteException ex) { |
| 664 | throw new RuntimeException("Could not get input device ids.", ex); |
| 665 | } |
| 666 | |
| 667 | mInputDevices = new SparseArray<InputDevice>(); |
| 668 | for (int i = 0; i < ids.length; i++) { |
| 669 | mInputDevices.put(ids[i], null); |
| 670 | } |
| 671 | } |
| 672 | } |
| 673 | |
| 674 | private void onInputDevicesChanged(int[] deviceIdAndGeneration) { |
| 675 | if (DEBUG) { |
| 676 | Log.d(TAG, "Received input devices changed."); |
| 677 | } |
| 678 | |
| 679 | synchronized (mInputDevicesLock) { |
| 680 | for (int i = mInputDevices.size(); --i > 0; ) { |
| 681 | final int deviceId = mInputDevices.keyAt(i); |
| 682 | if (!containsDeviceId(deviceIdAndGeneration, deviceId)) { |
| 683 | if (DEBUG) { |
| 684 | Log.d(TAG, "Device removed: " + deviceId); |
| 685 | } |
| 686 | mInputDevices.removeAt(i); |
| 687 | sendMessageToInputDeviceListenersLocked(MSG_DEVICE_REMOVED, deviceId); |
| 688 | } |
| 689 | } |
| 690 | |
| 691 | for (int i = 0; i < deviceIdAndGeneration.length; i += 2) { |
| 692 | final int deviceId = deviceIdAndGeneration[i]; |
| 693 | int index = mInputDevices.indexOfKey(deviceId); |
| 694 | if (index >= 0) { |
| 695 | final InputDevice device = mInputDevices.valueAt(index); |
| 696 | if (device != null) { |
| 697 | final int generation = deviceIdAndGeneration[i + 1]; |
| 698 | if (device.getGeneration() != generation) { |
| 699 | if (DEBUG) { |
| 700 | Log.d(TAG, "Device changed: " + deviceId); |
| 701 | } |
| 702 | mInputDevices.setValueAt(index, null); |
| 703 | sendMessageToInputDeviceListenersLocked(MSG_DEVICE_CHANGED, deviceId); |
| 704 | } |
| 705 | } |
| 706 | } else { |
| 707 | if (DEBUG) { |
| 708 | Log.d(TAG, "Device added: " + deviceId); |
| 709 | } |
| 710 | mInputDevices.put(deviceId, null); |
| 711 | sendMessageToInputDeviceListenersLocked(MSG_DEVICE_ADDED, deviceId); |
| 712 | } |
| 713 | } |
| 714 | } |
| 715 | } |
| 716 | |
| 717 | private void sendMessageToInputDeviceListenersLocked(int what, int deviceId) { |
| 718 | final int numListeners = mInputDeviceListeners.size(); |
| 719 | for (int i = 0; i < numListeners; i++) { |
| 720 | InputDeviceListenerDelegate listener = mInputDeviceListeners.get(i); |
| 721 | listener.sendMessage(listener.obtainMessage(what, deviceId, 0)); |
| 722 | } |
| 723 | } |
| 724 | |
| 725 | private static boolean containsDeviceId(int[] deviceIdAndGeneration, int deviceId) { |
| 726 | for (int i = 0; i < deviceIdAndGeneration.length; i += 2) { |
| 727 | if (deviceIdAndGeneration[i] == deviceId) { |
| 728 | return true; |
| 729 | } |
| 730 | } |
| 731 | return false; |
| 732 | } |
| 733 | |
| 734 | /** |
Jeff Brown | a47425a | 2012-04-13 04:09:27 -0700 | [diff] [blame] | 735 | * Gets a vibrator service associated with an input device, assuming it has one. |
| 736 | * @return The vibrator, never null. |
| 737 | * @hide |
| 738 | */ |
| 739 | public Vibrator getInputDeviceVibrator(int deviceId) { |
| 740 | return new InputDeviceVibrator(deviceId); |
| 741 | } |
| 742 | |
| 743 | /** |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 744 | * Listens for changes in input devices. |
| 745 | */ |
| 746 | public interface InputDeviceListener { |
| 747 | /** |
| 748 | * Called whenever an input device has been added to the system. |
| 749 | * Use {@link InputManager#getInputDevice} to get more information about the device. |
| 750 | * |
| 751 | * @param deviceId The id of the input device that was added. |
| 752 | */ |
| 753 | void onInputDeviceAdded(int deviceId); |
| 754 | |
| 755 | /** |
| 756 | * Called whenever an input device has been removed from the system. |
| 757 | * |
| 758 | * @param deviceId The id of the input device that was removed. |
| 759 | */ |
| 760 | void onInputDeviceRemoved(int deviceId); |
| 761 | |
| 762 | /** |
| 763 | * Called whenever the properties of an input device have changed since they |
| 764 | * were last queried. Use {@link InputManager#getInputDevice} to get |
| 765 | * a fresh {@link InputDevice} object with the new properties. |
| 766 | * |
| 767 | * @param deviceId The id of the input device that changed. |
| 768 | */ |
| 769 | void onInputDeviceChanged(int deviceId); |
| 770 | } |
| 771 | |
| 772 | private final class InputDevicesChangedListener extends IInputDevicesChangedListener.Stub { |
| 773 | @Override |
| 774 | public void onInputDevicesChanged(int[] deviceIdAndGeneration) throws RemoteException { |
| 775 | InputManager.this.onInputDevicesChanged(deviceIdAndGeneration); |
| 776 | } |
| 777 | } |
| 778 | |
| 779 | private static final class InputDeviceListenerDelegate extends Handler { |
| 780 | public final InputDeviceListener mListener; |
| 781 | |
| 782 | public InputDeviceListenerDelegate(InputDeviceListener listener, Handler handler) { |
| 783 | super(handler != null ? handler.getLooper() : Looper.myLooper()); |
| 784 | mListener = listener; |
| 785 | } |
| 786 | |
| 787 | @Override |
| 788 | public void handleMessage(Message msg) { |
| 789 | switch (msg.what) { |
| 790 | case MSG_DEVICE_ADDED: |
| 791 | mListener.onInputDeviceAdded(msg.arg1); |
| 792 | break; |
| 793 | case MSG_DEVICE_REMOVED: |
| 794 | mListener.onInputDeviceRemoved(msg.arg1); |
| 795 | break; |
| 796 | case MSG_DEVICE_CHANGED: |
| 797 | mListener.onInputDeviceChanged(msg.arg1); |
| 798 | break; |
| 799 | } |
| 800 | } |
| 801 | } |
Jeff Brown | a47425a | 2012-04-13 04:09:27 -0700 | [diff] [blame] | 802 | |
| 803 | private final class InputDeviceVibrator extends Vibrator { |
| 804 | private final int mDeviceId; |
| 805 | private final Binder mToken; |
| 806 | |
| 807 | public InputDeviceVibrator(int deviceId) { |
| 808 | mDeviceId = deviceId; |
| 809 | mToken = new Binder(); |
| 810 | } |
| 811 | |
| 812 | @Override |
| 813 | public boolean hasVibrator() { |
| 814 | return true; |
| 815 | } |
| 816 | |
| 817 | @Override |
| 818 | public void vibrate(long milliseconds) { |
| 819 | vibrate(new long[] { 0, milliseconds}, -1); |
| 820 | } |
| 821 | |
| 822 | @Override |
| 823 | public void vibrate(long[] pattern, int repeat) { |
| 824 | if (repeat >= pattern.length) { |
| 825 | throw new ArrayIndexOutOfBoundsException(); |
| 826 | } |
| 827 | try { |
| 828 | mIm.vibrate(mDeviceId, pattern, repeat, mToken); |
| 829 | } catch (RemoteException ex) { |
| 830 | Log.w(TAG, "Failed to vibrate.", ex); |
| 831 | } |
| 832 | } |
| 833 | |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 834 | /** |
| 835 | * @hide |
| 836 | */ |
| 837 | @Override |
| 838 | public void vibrate(int owningUid, String owningPackage, long milliseconds) { |
| 839 | vibrate(milliseconds); |
| 840 | } |
| 841 | |
| 842 | /** |
| 843 | * @hide |
| 844 | */ |
| 845 | @Override |
| 846 | public void vibrate(int owningUid, String owningPackage, long[] pattern, int repeat) { |
| 847 | vibrate(pattern, repeat); |
| 848 | } |
| 849 | |
Jeff Brown | a47425a | 2012-04-13 04:09:27 -0700 | [diff] [blame] | 850 | @Override |
| 851 | public void cancel() { |
| 852 | try { |
| 853 | mIm.cancelVibrate(mDeviceId, mToken); |
| 854 | } catch (RemoteException ex) { |
| 855 | Log.w(TAG, "Failed to cancel vibration.", ex); |
| 856 | } |
| 857 | } |
| 858 | } |
Jeff Brown | 9df6e7a | 2012-04-05 11:49:26 -0700 | [diff] [blame] | 859 | } |