forked from Mirrorlandia_minetest/minetest
Android: porting_android.cpp refactoring (#9687)
* Android: porting_android.cpp refactoring * Replace assert to FATAL_ERROR_IF
This commit is contained in:
Maksim
GitHub
parent
e8e5d282da
commit
4f9a5f67ee
@ -47,8 +47,7 @@ void android_main(android_app *app)
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Thread::setName("Main");
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try {
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app_dummy();
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char *argv[] = {strdup(PROJECT_NAME), NULL};
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char *argv[] = {strdup(PROJECT_NAME), nullptr};
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main(ARRLEN(argv) - 1, argv);
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free(argv[0]);
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} catch (std::exception &e) {
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@ -64,85 +63,73 @@ void android_main(android_app *app)
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exit(retval);
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}
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/* handler for finished message box input */
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/* Intentionally NOT in namespace porting */
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/* TODO this doesn't work as expected, no idea why but there's a workaround */
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/* for it right now */
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/**
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* Handler for finished message box input
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* Intentionally NOT in namespace porting
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* ToDo: this doesn't work as expected, there's a workaround for it right now
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*/
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extern "C" {
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JNIEXPORT void JNICALL Java_net_minetest_minetest_GameActivity_putMessageBoxResult(
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JNIEnv *env, jclass thiz, jstring text)
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{
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errorstream << "Java_net_minetest_minetest_GameActivity_putMessageBoxResult got: "
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<< std::string((const char*)env->GetStringChars(text,0))
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<< std::endl;
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errorstream <<
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"Java_net_minetest_minetest_GameActivity_putMessageBoxResult got: " <<
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std::string((const char*) env->GetStringChars(text, nullptr)) << std::endl;
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}
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}
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namespace porting {
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std::string path_storage = DIR_DELIM "sdcard" DIR_DELIM;
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android_app *app_global;
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JNIEnv *jnienv;
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jclass nativeActivity;
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jclass findClass(std::string classname)
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jclass findClass(const std::string &classname)
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{
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if (jnienv == 0) {
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return 0;
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}
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if (jnienv == nullptr)
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return nullptr;
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jclass nativeactivity = jnienv->FindClass("android/app/NativeActivity");
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jmethodID getClassLoader =
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jnienv->GetMethodID(nativeactivity,"getClassLoader",
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"()Ljava/lang/ClassLoader;");
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jobject cls =
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jnienv->CallObjectMethod(app_global->activity->clazz, getClassLoader);
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jmethodID getClassLoader = jnienv->GetMethodID(
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nativeactivity, "getClassLoader", "()Ljava/lang/ClassLoader;");
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jobject cls = jnienv->CallObjectMethod(
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app_global->activity->clazz, getClassLoader);
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jclass classLoader = jnienv->FindClass("java/lang/ClassLoader");
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jmethodID findClass =
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jnienv->GetMethodID(classLoader, "loadClass",
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jmethodID findClass = jnienv->GetMethodID(classLoader, "loadClass",
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"(Ljava/lang/String;)Ljava/lang/Class;");
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jstring strClassName =
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jnienv->NewStringUTF(classname.c_str());
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jstring strClassName = jnienv->NewStringUTF(classname.c_str());
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return (jclass) jnienv->CallObjectMethod(cls, findClass, strClassName);
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}
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void initAndroid()
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{
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porting::jnienv = NULL;
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porting::jnienv = nullptr;
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JavaVM *jvm = app_global->activity->vm;
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JavaVMAttachArgs lJavaVMAttachArgs;
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lJavaVMAttachArgs.version = JNI_VERSION_1_6;
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lJavaVMAttachArgs.name = PROJECT_NAME_C "NativeThread";
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lJavaVMAttachArgs.group = NULL;
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#ifdef NDEBUG
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// This is a ugly hack as arm v7a non debuggable builds crash without this
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// printf ... if someone finds out why please fix it!
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infostream << "Attaching native thread. " << std::endl;
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#endif
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lJavaVMAttachArgs.group = nullptr;
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if (jvm->AttachCurrentThread(&porting::jnienv, &lJavaVMAttachArgs) == JNI_ERR) {
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errorstream << "Failed to attach native thread to jvm" << std::endl;
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exit(-1);
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}
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nativeActivity = findClass("net/minetest/minetest/GameActivity");
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if (nativeActivity == 0) {
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if (nativeActivity == nullptr)
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errorstream <<
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"porting::initAndroid unable to find java native activity class" <<
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std::endl;
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}
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#ifdef GPROF
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/* in the start-up code */
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// in the start-up code
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__android_log_print(ANDROID_LOG_ERROR, PROJECT_NAME_C,
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"Initializing GPROF profiler");
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monstartup("libminetest.so");
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monstartup("libMinetest.so");
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#endif
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}
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void cleanupAndroid()
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{
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#ifdef GPROF
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errorstream << "Shutting down GPROF profiler" << std::endl;
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setenv("CPUPROFILE", (path_user + DIR_DELIM + "gmon.out").c_str(), 1);
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@ -157,7 +144,7 @@ static std::string javaStringToUTF8(jstring js)
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{
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std::string str;
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// Get string as a UTF-8 c-string
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const char *c_str = jnienv->GetStringUTFChars(js, NULL);
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const char *c_str = jnienv->GetStringUTFChars(js, nullptr);
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// Save it
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str = c_str;
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// And free the c-string
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@ -166,17 +153,15 @@ static std::string javaStringToUTF8(jstring js)
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}
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// Calls static method if obj is NULL
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static std::string getAndroidPath(jclass cls, jobject obj, jclass cls_File,
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jmethodID mt_getAbsPath, const char *getter)
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static std::string getAndroidPath(
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jclass cls, jobject obj, jmethodID mt_getAbsPath, const char *getter)
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{
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// Get getter method
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jmethodID mt_getter;
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if (obj)
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mt_getter = jnienv->GetMethodID(cls, getter,
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"()Ljava/io/File;");
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mt_getter = jnienv->GetMethodID(cls, getter, "()Ljava/io/File;");
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else
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mt_getter = jnienv->GetStaticMethodID(cls, getter,
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"()Ljava/io/File;");
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mt_getter = jnienv->GetStaticMethodID(cls, getter, "()Ljava/io/File;");
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// Call getter
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jobject ob_file;
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@ -186,8 +171,7 @@ static std::string getAndroidPath(jclass cls, jobject obj, jclass cls_File,
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ob_file = jnienv->CallStaticObjectMethod(cls, mt_getter);
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// Call getAbsolutePath
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jstring js_path = (jstring) jnienv->CallObjectMethod(ob_file,
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mt_getAbsPath);
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auto js_path = (jstring) jnienv->CallObjectMethod(ob_file, mt_getAbsPath);
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return javaStringToUTF8(js_path);
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}
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@ -201,14 +185,13 @@ void initializePathsAndroid()
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// Get getAbsolutePath method
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jmethodID mt_getAbsPath = jnienv->GetMethodID(cls_File,
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"getAbsolutePath", "()Ljava/lang/String;");
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std::string path_storage = getAndroidPath(cls_Env, nullptr,
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mt_getAbsPath, "getExternalStorageDirectory");
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path_cache = getAndroidPath(nativeActivity, app_global->activity->clazz,
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cls_File, mt_getAbsPath, "getCacheDir");
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path_storage = getAndroidPath(cls_Env, NULL, cls_File, mt_getAbsPath,
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"getExternalStorageDirectory");
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path_user = path_storage + DIR_DELIM + PROJECT_NAME_C;
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path_share = path_storage + DIR_DELIM + PROJECT_NAME_C;
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path_cache = getAndroidPath(nativeActivity,
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app_global->activity->clazz, mt_getAbsPath, "getCacheDir");
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migrateCachePath();
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}
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@ -218,9 +201,8 @@ void showInputDialog(const std::string& acceptButton, const std::string& hint,
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jmethodID showdialog = jnienv->GetMethodID(nativeActivity, "showDialog",
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"(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;I)V");
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if (showdialog == 0) {
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assert("porting::showInputDialog unable to find java show dialog method" == 0);
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}
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FATAL_ERROR_IF(showdialog == nullptr,
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"porting::showInputDialog unable to find java show dialog method");
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jstring jacceptButton = jnienv->NewStringUTF(acceptButton.c_str());
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jstring jhint = jnienv->NewStringUTF(hint.c_str());
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@ -236,9 +218,8 @@ int getInputDialogState()
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jmethodID dialogstate = jnienv->GetMethodID(nativeActivity,
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"getDialogState", "()I");
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if (dialogstate == 0) {
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assert("porting::getInputDialogState unable to find java dialog state method" == 0);
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}
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FATAL_ERROR_IF(dialogstate == nullptr,
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"porting::getInputDialogState unable to find java dialog state method");
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return jnienv->CallIntMethod(app_global->activity->clazz, dialogstate);
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}
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@ -248,14 +229,13 @@ std::string getInputDialogValue()
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jmethodID dialogvalue = jnienv->GetMethodID(nativeActivity,
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"getDialogValue", "()Ljava/lang/String;");
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if (dialogvalue == 0) {
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assert("porting::getInputDialogValue unable to find java dialog value method" == 0);
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}
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FATAL_ERROR_IF(dialogvalue == nullptr,
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"porting::getInputDialogValue unable to find java dialog value method");
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jobject result = jnienv->CallObjectMethod(app_global->activity->clazz,
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dialogvalue);
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const char* javachars = jnienv->GetStringUTFChars((jstring) result,0);
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const char *javachars = jnienv->GetStringUTFChars((jstring) result, nullptr);
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std::string text(javachars);
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jnienv->ReleaseStringUTFChars((jstring) result, javachars);
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@ -269,12 +249,11 @@ float getDisplayDensity()
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static float value = 0;
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if (firstrun) {
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jmethodID getDensity = jnienv->GetMethodID(nativeActivity, "getDensity",
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"()F");
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jmethodID getDensity = jnienv->GetMethodID(nativeActivity,
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"getDensity", "()F");
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if (getDensity == 0) {
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assert("porting::getDisplayDensity unable to find java getDensity method" == 0);
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}
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FATAL_ERROR_IF(getDensity == nullptr,
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"porting::getDisplayDensity unable to find java getDensity method");
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value = jnienv->CallFloatMethod(app_global->activity->clazz, getDensity);
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firstrun = false;
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@ -291,9 +270,8 @@ v2u32 getDisplaySize()
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jmethodID getDisplayWidth = jnienv->GetMethodID(nativeActivity,
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"getDisplayWidth", "()I");
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if (getDisplayWidth == 0) {
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assert("porting::getDisplayWidth unable to find java getDisplayWidth method" == 0);
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}
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FATAL_ERROR_IF(getDisplayWidth == nullptr,
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"porting::getDisplayWidth unable to find java getDisplayWidth method");
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retval.X = jnienv->CallIntMethod(app_global->activity->clazz,
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getDisplayWidth);
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@ -301,9 +279,8 @@ v2u32 getDisplaySize()
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jmethodID getDisplayHeight = jnienv->GetMethodID(nativeActivity,
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"getDisplayHeight", "()I");
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if (getDisplayHeight == 0) {
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assert("porting::getDisplayHeight unable to find java getDisplayHeight method" == 0);
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}
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FATAL_ERROR_IF(getDisplayHeight == nullptr,
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"porting::getDisplayHeight unable to find java getDisplayHeight method");
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retval.Y = jnienv->CallIntMethod(app_global->activity->clazz,
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getDisplayHeight);
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@ -30,16 +30,15 @@ with this program; if not, write to the Free Software Foundation, Inc.,
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#include <string>
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namespace porting {
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/** java app **/
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// java app
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extern android_app *app_global;
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/** java <-> c++ interaction interface **/
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// java <-> c++ interaction interface
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extern JNIEnv *jnienv;
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/**
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* do initialization required on android only
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*/
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// do initialization required on android only
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void initAndroid();
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void cleanupAndroid();
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/**
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@ -75,5 +74,4 @@ std::string getInputDialogValue();
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float getDisplayDensity();
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v2u32 getDisplaySize();
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#endif
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}
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