The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2006, 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 | |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 17 | #include <android_runtime/AndroidRuntime.h> |
| 18 | |
Jeff Brown | 9d3b1a4 | 2013-07-01 19:07:15 -0700 | [diff] [blame] | 19 | #include <input/KeyCharacterMap.h> |
| 20 | #include <input/Input.h> |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 21 | #include <binder/Parcel.h> |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 22 | |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 23 | #include <nativehelper/jni.h> |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 24 | #include <nativehelper/JNIHelp.h> |
| 25 | |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 26 | #include "android_os_Parcel.h" |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 27 | #include "android_view_KeyEvent.h" |
| 28 | |
Andreas Gampe | 987f79f | 2014-11-18 17:29:46 -0800 | [diff] [blame] | 29 | #include "core_jni_helpers.h" |
| 30 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 31 | namespace android { |
| 32 | |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 33 | static struct { |
| 34 | jclass clazz; |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 35 | jmethodID ctor; |
| 36 | } gKeyCharacterMapClassInfo; |
| 37 | |
| 38 | static struct { |
| 39 | jclass clazz; |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 40 | } gKeyEventClassInfo; |
| 41 | |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 42 | static struct { |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 43 | jfieldID keyCode; |
| 44 | jfieldID metaState; |
| 45 | } gFallbackActionClassInfo; |
| 46 | |
| 47 | |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 48 | class NativeKeyCharacterMap { |
| 49 | public: |
| 50 | NativeKeyCharacterMap(int32_t deviceId, const sp<KeyCharacterMap>& map) : |
| 51 | mDeviceId(deviceId), mMap(map) { |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 52 | } |
Jeff Brown | 1e08fe9 | 2011-11-15 17:48:10 -0800 | [diff] [blame] | 53 | |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 54 | ~NativeKeyCharacterMap() { |
| 55 | } |
| 56 | |
| 57 | inline int32_t getDeviceId() const { |
| 58 | return mDeviceId; |
| 59 | } |
| 60 | |
| 61 | inline const sp<KeyCharacterMap>& getMap() const { |
| 62 | return mMap; |
| 63 | } |
| 64 | |
| 65 | private: |
| 66 | int32_t mDeviceId; |
| 67 | sp<KeyCharacterMap> mMap; |
| 68 | }; |
| 69 | |
| 70 | |
| 71 | jobject android_view_KeyCharacterMap_create(JNIEnv* env, int32_t deviceId, |
| 72 | const sp<KeyCharacterMap>& kcm) { |
| 73 | NativeKeyCharacterMap* map = new NativeKeyCharacterMap(deviceId, |
| 74 | kcm.get() ? kcm : KeyCharacterMap::empty()); |
| 75 | if (!map) { |
| 76 | return NULL; |
| 77 | } |
| 78 | |
| 79 | return env->NewObject(gKeyCharacterMapClassInfo.clazz, gKeyCharacterMapClassInfo.ctor, |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 80 | reinterpret_cast<jlong>(map)); |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 81 | } |
| 82 | |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 83 | static jlong nativeReadFromParcel(JNIEnv *env, jobject clazz, jobject parcelObj) { |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 84 | Parcel* parcel = parcelForJavaObject(env, parcelObj); |
| 85 | if (!parcel) { |
| 86 | return 0; |
| 87 | } |
| 88 | |
| 89 | int32_t deviceId = parcel->readInt32(); |
| 90 | if (parcel->errorCheck()) { |
| 91 | return 0; |
| 92 | } |
| 93 | |
| 94 | sp<KeyCharacterMap> kcm = KeyCharacterMap::readFromParcel(parcel); |
| 95 | if (!kcm.get()) { |
| 96 | return 0; |
| 97 | } |
| 98 | |
| 99 | NativeKeyCharacterMap* map = new NativeKeyCharacterMap(deviceId, kcm); |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 100 | return reinterpret_cast<jlong>(map); |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 101 | } |
| 102 | |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 103 | static void nativeWriteToParcel(JNIEnv* env, jobject clazz, jlong ptr, jobject parcelObj) { |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 104 | NativeKeyCharacterMap* map = reinterpret_cast<NativeKeyCharacterMap*>(ptr); |
| 105 | Parcel* parcel = parcelForJavaObject(env, parcelObj); |
| 106 | if (parcel) { |
| 107 | parcel->writeInt32(map->getDeviceId()); |
| 108 | map->getMap()->writeToParcel(parcel); |
| 109 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 110 | } |
| 111 | |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 112 | static void nativeDispose(JNIEnv *env, jobject clazz, jlong ptr) { |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 113 | NativeKeyCharacterMap* map = reinterpret_cast<NativeKeyCharacterMap*>(ptr); |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 114 | delete map; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 115 | } |
| 116 | |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 117 | static jchar nativeGetCharacter(JNIEnv *env, jobject clazz, jlong ptr, |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 118 | jint keyCode, jint metaState) { |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 119 | NativeKeyCharacterMap* map = reinterpret_cast<NativeKeyCharacterMap*>(ptr); |
| 120 | return map->getMap()->getCharacter(keyCode, metaState); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 121 | } |
| 122 | |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 123 | static jboolean nativeGetFallbackAction(JNIEnv *env, jobject clazz, jlong ptr, jint keyCode, |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 124 | jint metaState, jobject fallbackActionObj) { |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 125 | NativeKeyCharacterMap* map = reinterpret_cast<NativeKeyCharacterMap*>(ptr); |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 126 | KeyCharacterMap::FallbackAction fallbackAction; |
| 127 | |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 128 | bool result = map->getMap()->getFallbackAction(keyCode, metaState, &fallbackAction); |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 129 | if (result) { |
| 130 | env->SetIntField(fallbackActionObj, gFallbackActionClassInfo.keyCode, |
| 131 | fallbackAction.keyCode); |
| 132 | env->SetIntField(fallbackActionObj, gFallbackActionClassInfo.metaState, |
| 133 | fallbackAction.metaState); |
| 134 | } |
| 135 | return result; |
| 136 | } |
| 137 | |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 138 | static jchar nativeGetNumber(JNIEnv *env, jobject clazz, jlong ptr, jint keyCode) { |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 139 | NativeKeyCharacterMap* map = reinterpret_cast<NativeKeyCharacterMap*>(ptr); |
| 140 | return map->getMap()->getNumber(keyCode); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 141 | } |
| 142 | |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 143 | static jchar nativeGetMatch(JNIEnv *env, jobject clazz, jlong ptr, jint keyCode, |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 144 | jcharArray charsArray, jint metaState) { |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 145 | NativeKeyCharacterMap* map = reinterpret_cast<NativeKeyCharacterMap*>(ptr); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 146 | |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 147 | jsize numChars = env->GetArrayLength(charsArray); |
| 148 | jchar* chars = static_cast<jchar*>(env->GetPrimitiveArrayCritical(charsArray, NULL)); |
| 149 | if (!chars) { |
| 150 | return 0; |
| 151 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 152 | |
Dan Albert | 6698749 | 2014-11-20 11:41:21 -0800 | [diff] [blame] | 153 | char16_t result = map->getMap()->getMatch( |
| 154 | keyCode, reinterpret_cast<char16_t*>(chars), size_t(numChars), |
| 155 | metaState); |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 156 | |
| 157 | env->ReleasePrimitiveArrayCritical(charsArray, chars, JNI_ABORT); |
| 158 | return result; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 159 | } |
| 160 | |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 161 | static jchar nativeGetDisplayLabel(JNIEnv *env, jobject clazz, jlong ptr, jint keyCode) { |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 162 | NativeKeyCharacterMap* map = reinterpret_cast<NativeKeyCharacterMap*>(ptr); |
| 163 | return map->getMap()->getDisplayLabel(keyCode); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 164 | } |
| 165 | |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 166 | static jint nativeGetKeyboardType(JNIEnv *env, jobject clazz, jlong ptr) { |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 167 | NativeKeyCharacterMap* map = reinterpret_cast<NativeKeyCharacterMap*>(ptr); |
| 168 | return map->getMap()->getKeyboardType(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 169 | } |
| 170 | |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 171 | static jobjectArray nativeGetEvents(JNIEnv *env, jobject clazz, jlong ptr, |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 172 | jcharArray charsArray) { |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 173 | NativeKeyCharacterMap* map = reinterpret_cast<NativeKeyCharacterMap*>(ptr); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 174 | |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 175 | jchar* chars = env->GetCharArrayElements(charsArray, NULL); |
| 176 | if (!chars) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 177 | return NULL; |
| 178 | } |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 179 | jsize numChars = env->GetArrayLength(charsArray); |
| 180 | |
| 181 | Vector<KeyEvent> events; |
| 182 | jobjectArray result = NULL; |
Dan Albert | 6698749 | 2014-11-20 11:41:21 -0800 | [diff] [blame] | 183 | if (map->getMap()->getEvents(map->getDeviceId(), |
| 184 | reinterpret_cast<char16_t*>(chars), |
| 185 | size_t(numChars), events)) { |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 186 | result = env->NewObjectArray(jsize(events.size()), gKeyEventClassInfo.clazz, NULL); |
| 187 | if (result) { |
| 188 | for (size_t i = 0; i < events.size(); i++) { |
| 189 | jobject keyEventObj = android_view_KeyEvent_fromNative(env, &events.itemAt(i)); |
| 190 | if (!keyEventObj) break; // threw OOM exception |
| 191 | env->SetObjectArrayElement(result, jsize(i), keyEventObj); |
| 192 | env->DeleteLocalRef(keyEventObj); |
| 193 | } |
| 194 | } |
| 195 | } |
| 196 | |
| 197 | env->ReleaseCharArrayElements(charsArray, chars, JNI_ABORT); |
| 198 | return result; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 199 | } |
| 200 | |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 201 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 202 | /* |
| 203 | * JNI registration. |
| 204 | */ |
| 205 | |
| 206 | static JNINativeMethod g_methods[] = { |
| 207 | /* name, signature, funcPtr */ |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 208 | { "nativeReadFromParcel", "(Landroid/os/Parcel;)J", |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 209 | (void*)nativeReadFromParcel }, |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 210 | { "nativeWriteToParcel", "(JLandroid/os/Parcel;)V", |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 211 | (void*)nativeWriteToParcel }, |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 212 | { "nativeDispose", "(J)V", |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 213 | (void*)nativeDispose }, |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 214 | { "nativeGetCharacter", "(JII)C", |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 215 | (void*)nativeGetCharacter }, |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 216 | { "nativeGetFallbackAction", "(JIILandroid/view/KeyCharacterMap$FallbackAction;)Z", |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 217 | (void*)nativeGetFallbackAction }, |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 218 | { "nativeGetNumber", "(JI)C", |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 219 | (void*)nativeGetNumber }, |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 220 | { "nativeGetMatch", "(JI[CI)C", |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 221 | (void*)nativeGetMatch }, |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 222 | { "nativeGetDisplayLabel", "(JI)C", |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 223 | (void*)nativeGetDisplayLabel }, |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 224 | { "nativeGetKeyboardType", "(J)I", |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 225 | (void*)nativeGetKeyboardType }, |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 226 | { "nativeGetEvents", "(J[C)[Landroid/view/KeyEvent;", |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 227 | (void*)nativeGetEvents }, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 228 | }; |
| 229 | |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 230 | int register_android_view_KeyCharacterMap(JNIEnv* env) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 231 | { |
Andreas Gampe | 987f79f | 2014-11-18 17:29:46 -0800 | [diff] [blame] | 232 | gKeyCharacterMapClassInfo.clazz = FindClassOrDie(env, "android/view/KeyCharacterMap"); |
| 233 | gKeyCharacterMapClassInfo.clazz = MakeGlobalRefOrDie(env, gKeyCharacterMapClassInfo.clazz); |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 234 | |
Andreas Gampe | 987f79f | 2014-11-18 17:29:46 -0800 | [diff] [blame] | 235 | gKeyCharacterMapClassInfo.ctor = GetMethodIDOrDie(env, gKeyCharacterMapClassInfo.clazz, |
Ashok Bhat | 0c3f921 | 2014-01-08 14:15:02 +0000 | [diff] [blame] | 236 | "<init>", "(J)V"); |
Jeff Brown | 9f25b7f | 2012-04-10 14:30:49 -0700 | [diff] [blame] | 237 | |
Andreas Gampe | 987f79f | 2014-11-18 17:29:46 -0800 | [diff] [blame] | 238 | gKeyEventClassInfo.clazz = FindClassOrDie(env, "android/view/KeyEvent"); |
| 239 | gKeyEventClassInfo.clazz = MakeGlobalRefOrDie(env, gKeyEventClassInfo.clazz); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 240 | |
Andreas Gampe | 987f79f | 2014-11-18 17:29:46 -0800 | [diff] [blame] | 241 | jclass clazz = FindClassOrDie(env, "android/view/KeyCharacterMap$FallbackAction"); |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 242 | |
Andreas Gampe | 987f79f | 2014-11-18 17:29:46 -0800 | [diff] [blame] | 243 | gFallbackActionClassInfo.keyCode = GetFieldIDOrDie(env, clazz, "keyCode", "I"); |
| 244 | gFallbackActionClassInfo.metaState = GetFieldIDOrDie(env, clazz, "metaState", "I"); |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 245 | |
Andreas Gampe | 987f79f | 2014-11-18 17:29:46 -0800 | [diff] [blame] | 246 | return RegisterMethodsOrDie(env, "android/view/KeyCharacterMap", g_methods, NELEM(g_methods)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 247 | } |
| 248 | |
| 249 | }; // namespace android |