/*
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* Copyright (C) 2012 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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#include <input/Input.h>
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#include <android_runtime/AndroidRuntime.h>
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#include <jni.h>
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#include <nativehelper/JNIHelp.h>
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#include <nativehelper/ScopedLocalRef.h>
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#include "android_view_InputDevice.h"
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#include "android_view_KeyCharacterMap.h"
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#include "core_jni_helpers.h"
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namespace android {
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static struct {
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jclass clazz;
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jmethodID ctor;
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jmethodID addMotionRange;
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} gInputDeviceClassInfo;
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jobject android_view_InputDevice_create(JNIEnv* env, const InputDeviceInfo& deviceInfo) {
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ScopedLocalRef<jstring> nameObj(env, env->NewStringUTF(deviceInfo.getDisplayName().c_str()));
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if (!nameObj.get()) {
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return NULL;
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}
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ScopedLocalRef<jstring> descriptorObj(env,
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env->NewStringUTF(deviceInfo.getIdentifier().descriptor.c_str()));
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if (!descriptorObj.get()) {
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return NULL;
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}
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ScopedLocalRef<jobject> kcmObj(env,
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android_view_KeyCharacterMap_create(env, deviceInfo.getId(),
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deviceInfo.getKeyCharacterMap()));
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if (!kcmObj.get()) {
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return NULL;
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}
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const InputDeviceIdentifier& ident = deviceInfo.getIdentifier();
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// Not sure why, but JNI is complaining when I pass this through directly.
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jboolean hasMic = deviceInfo.hasMic() ? JNI_TRUE : JNI_FALSE;
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ScopedLocalRef<jobject> inputDeviceObj(env, env->NewObject(gInputDeviceClassInfo.clazz,
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gInputDeviceClassInfo.ctor, deviceInfo.getId(), deviceInfo.getGeneration(),
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deviceInfo.getControllerNumber(), nameObj.get(),
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static_cast<int32_t>(ident.vendor), static_cast<int32_t>(ident.product),
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descriptorObj.get(), deviceInfo.isExternal(), deviceInfo.getSources(),
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deviceInfo.getKeyboardType(), kcmObj.get(), deviceInfo.hasVibrator(),
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hasMic, deviceInfo.hasButtonUnderPad()));
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const std::vector<InputDeviceInfo::MotionRange>& ranges = deviceInfo.getMotionRanges();
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for (const InputDeviceInfo::MotionRange& range: ranges) {
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env->CallVoidMethod(inputDeviceObj.get(), gInputDeviceClassInfo.addMotionRange, range.axis,
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range.source, range.min, range.max, range.flat, range.fuzz, range.resolution);
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if (env->ExceptionCheck()) {
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return NULL;
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}
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}
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return env->NewLocalRef(inputDeviceObj.get());
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}
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int register_android_view_InputDevice(JNIEnv* env)
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{
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gInputDeviceClassInfo.clazz = FindClassOrDie(env, "android/view/InputDevice");
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gInputDeviceClassInfo.clazz = MakeGlobalRefOrDie(env, gInputDeviceClassInfo.clazz);
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gInputDeviceClassInfo.ctor = GetMethodIDOrDie(env, gInputDeviceClassInfo.clazz, "<init>",
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"(IIILjava/lang/String;IILjava/lang/String;ZIILandroid/view/KeyCharacterMap;ZZZ)V");
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gInputDeviceClassInfo.addMotionRange = GetMethodIDOrDie(env, gInputDeviceClassInfo.clazz,
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"addMotionRange", "(IIFFFFF)V");
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return 0;
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}
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}; // namespace android
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