| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <input/Input.h> |
| |
| #include <android_runtime/AndroidRuntime.h> |
| #include <jni.h> |
| #include <nativehelper/JNIHelp.h> |
| |
| #include <nativehelper/ScopedLocalRef.h> |
| |
| #include "android_view_InputDevice.h" |
| #include "android_view_KeyCharacterMap.h" |
| |
| #include "core_jni_helpers.h" |
| |
| namespace android { |
| |
| static struct { |
| jclass clazz; |
| |
| jmethodID ctor; |
| jmethodID addMotionRange; |
| } gInputDeviceClassInfo; |
| |
| jobject android_view_InputDevice_create(JNIEnv* env, const InputDeviceInfo& deviceInfo) { |
| ScopedLocalRef<jstring> nameObj(env, env->NewStringUTF(deviceInfo.getDisplayName().string())); |
| if (!nameObj.get()) { |
| return NULL; |
| } |
| |
| ScopedLocalRef<jstring> descriptorObj(env, |
| env->NewStringUTF(deviceInfo.getIdentifier().descriptor.string())); |
| if (!descriptorObj.get()) { |
| return NULL; |
| } |
| |
| ScopedLocalRef<jobject> kcmObj(env, |
| android_view_KeyCharacterMap_create(env, deviceInfo.getId(), |
| deviceInfo.getKeyCharacterMap())); |
| if (!kcmObj.get()) { |
| return NULL; |
| } |
| |
| const InputDeviceIdentifier& ident = deviceInfo.getIdentifier(); |
| |
| // Not sure why, but JNI is complaining when I pass this through directly. |
| jboolean hasMic = deviceInfo.hasMic() ? JNI_TRUE : JNI_FALSE; |
| |
| ScopedLocalRef<jobject> inputDeviceObj(env, env->NewObject(gInputDeviceClassInfo.clazz, |
| gInputDeviceClassInfo.ctor, deviceInfo.getId(), deviceInfo.getGeneration(), |
| deviceInfo.getControllerNumber(), nameObj.get(), |
| static_cast<int32_t>(ident.vendor), static_cast<int32_t>(ident.product), |
| descriptorObj.get(), deviceInfo.isExternal(), deviceInfo.getSources(), |
| deviceInfo.getKeyboardType(), kcmObj.get(), deviceInfo.hasVibrator(), |
| hasMic, deviceInfo.hasButtonUnderPad())); |
| |
| const Vector<InputDeviceInfo::MotionRange>& ranges = deviceInfo.getMotionRanges(); |
| for (size_t i = 0; i < ranges.size(); i++) { |
| const InputDeviceInfo::MotionRange& range = ranges.itemAt(i); |
| env->CallVoidMethod(inputDeviceObj.get(), gInputDeviceClassInfo.addMotionRange, range.axis, |
| range.source, range.min, range.max, range.flat, range.fuzz, range.resolution); |
| if (env->ExceptionCheck()) { |
| return NULL; |
| } |
| } |
| |
| return env->NewLocalRef(inputDeviceObj.get()); |
| } |
| |
| |
| int register_android_view_InputDevice(JNIEnv* env) |
| { |
| gInputDeviceClassInfo.clazz = FindClassOrDie(env, "android/view/InputDevice"); |
| gInputDeviceClassInfo.clazz = MakeGlobalRefOrDie(env, gInputDeviceClassInfo.clazz); |
| |
| gInputDeviceClassInfo.ctor = GetMethodIDOrDie(env, gInputDeviceClassInfo.clazz, "<init>", |
| "(IIILjava/lang/String;IILjava/lang/String;ZIILandroid/view/KeyCharacterMap;ZZZ)V"); |
| |
| gInputDeviceClassInfo.addMotionRange = GetMethodIDOrDie(env, gInputDeviceClassInfo.clazz, |
| "addMotionRange", "(IIFFFFF)V"); |
| |
| return 0; |
| } |
| |
| }; // namespace android |