+/*
+ * Copyright (c) 2020 Samsung Electronics Co., Ltd.
+ *
+ * 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.
+ */
+
+#ifndef ANDROID_DALI_DEMO_NATIVE_ACTIVITY_JNI_H
+#define ANDROID_DALI_DEMO_NATIVE_ACTIVITY_JNI_H
+
+#include <string>
+#include <android_native_app_glue.h>
+
+class DaliDemoNativeActivity
+{
+public:
+ DaliDemoNativeActivity(ANativeActivity* activity)
+ : activity(activity)
+ {
+ }
+
+ class JString
+ {
+ public:
+ JString(JNIEnv* env, const std::string& str)
+ : env(env),
+ string(env->NewStringUTF(str.c_str()))
+ {
+ }
+
+ JString(JNIEnv* env, jstring str)
+ : env(env),
+ string(str)
+ {
+ }
+
+ std::string ToString()
+ {
+ std::string out;
+ if (string)
+ {
+ const char* utf = env->GetStringUTFChars(string, 0);
+ out = std::string(utf);
+ env->ReleaseStringUTFChars(string, utf);
+ }
+ return out;
+ }
+
+ ~JString()
+ {
+ if (string)
+ {
+ env->DeleteLocalRef(string);
+ }
+ }
+
+ private:
+ friend class DaliDemoNativeActivity;
+ JNIEnv* env;
+ jstring string;
+ };
+
+ class NativeActivityJNI
+ {
+ public:
+ NativeActivityJNI(ANativeActivity* activity)
+ : activity(activity)
+ {
+ activity->vm->AttachCurrentThread(&env, nullptr);
+ clazz = env->GetObjectClass(activity->clazz);
+ }
+
+ ~NativeActivityJNI()
+ {
+ activity->vm->DetachCurrentThread();
+ }
+
+ std::string CallStringMethod(const std::string& name, const std::string& arg)
+ {
+ jmethodID methodID = env->GetMethodID(clazz, name.c_str(), "(Ljava/lang/String;)Ljava/lang/String;");
+ JString argument(env, arg);
+ JString returnValue(env, (jstring)env->CallObjectMethod(activity->clazz, methodID, argument.string));
+ return returnValue.ToString();
+ }
+
+ void CallVoidMethod(const std::string& name, const std::string& arg)
+ {
+ jmethodID methodID = env->GetMethodID(clazz, name.c_str(), "(Ljava/lang/String;)V");
+ JString argument(env, arg);
+ env->CallVoidMethod(activity->clazz, methodID, argument.string);
+ }
+
+ private:
+ ANativeActivity* activity;
+ JNIEnv* env;
+ jclass clazz;
+ };
+
+ std::string GetMetaData(const std::string& key)
+ {
+ NativeActivityJNI nativeActivityJNI(activity);
+ return nativeActivityJNI.CallStringMethod("getMetaData", key);
+ }
+
+ std::string GetIntentStringExtra(const std::string& key)
+ {
+ NativeActivityJNI nativeActivityJNI(activity);
+ return nativeActivityJNI.CallStringMethod("getIntentStringExtra", key);
+ }
+
+ void LaunchExample(const std::string& exampleName)
+ {
+ NativeActivityJNI nativeActivityJNI(activity);
+ return nativeActivityJNI.CallVoidMethod("launchExample", exampleName);
+ }
+
+private:
+ ANativeActivity* activity;
+};
+
+#endif //ANDROID_DALI_DEMO_NATIVE_ACTIVITY_JNI_H
projects / platform / core / uifw / dali-demo.git / commitdiff