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Code Issues Releases Wiki Activity

synchronization with native branch

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This commit is contained in:
Nikolay Pultsin 2012-03-01 00:49:15 +00:00
parent 27595d6429
commit 072a506dc0
6 changed files with 415 additions and 1 deletions
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53
jni/NativeFormats/util/AndroidUtil.cpp
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@ -23,11 +23,64 @@ JavaVM *AndroidUtil::ourJavaVM = 0;
const char * const AndroidUtil::Class_NativeFormatPlugin = "org/geometerplus/fbreader/formats/NativeFormatPlugin";
const char * const AndroidUtil::Class_PluginCollection = "org/geometerplus/fbreader/formats/PluginCollection";
const char * const AndroidUtil::Class_ZLFile = "org/geometerplus/zlibrary/core/filesystem/ZLFile";
const char * const AndroidUtil::Class_Book = "org/geometerplus/fbreader/library/Book";
const char * const AndroidUtil::Class_Tag = "org/geometerplus/fbreader/library/Tag";
jmethodID AndroidUtil::SMID_PluginCollection_Instance;
jmethodID AndroidUtil::MID_ZLFile_getPath;
jfieldID AndroidUtil::FID_Book_File;
jfieldID AndroidUtil::FID_Book_Title;
jfieldID AndroidUtil::FID_Book_Language;
jfieldID AndroidUtil::FID_Book_Encoding;
jmethodID AndroidUtil::SMID_Tag_getTag;
JNIEnv *AndroidUtil::getEnv() {
JNIEnv *env;
ourJavaVM->GetEnv((void **)&env, JNI_VERSION_1_2);
return env;
}
#define CHECK_NULL(value) if ((value) == 0) { return false; }
bool AndroidUtil::init(JavaVM* jvm) {
ourJavaVM = jvm;
JNIEnv *env = getEnv();
jclass cls;
CHECK_NULL( cls = env->FindClass(Class_ZLFile) );
CHECK_NULL( MID_ZLFile_getPath = env->GetMethodID(cls, "getPath", "()Ljava/lang/String;") );
env->DeleteLocalRef(cls);
CHECK_NULL( cls = env->FindClass(Class_Book) );
CHECK_NULL( FID_Book_File = env->GetFieldID(cls, "File", "Lorg/geometerplus/zlibrary/core/filesystem/ZLFile;") );
CHECK_NULL( FID_Book_Title = env->GetFieldID(cls, "myTitle", "Ljava/lang/String;") );
CHECK_NULL( FID_Book_Language = env->GetFieldID(cls, "myLanguage", "Ljava/lang/String;") );
CHECK_NULL( FID_Book_Encoding = env->GetFieldID(cls, "myEncoding", "Ljava/lang/String;") );
env->DeleteLocalRef(cls);
CHECK_NULL( cls = env->FindClass(Class_Tag) );
CHECK_NULL( SMID_Tag_getTag = env->GetStaticMethodID(cls, "getTag", "(Lorg/geometerplus/fbreader/library/Tag;Ljava/lang/String;)Lorg/geometerplus/fbreader/library/Tag;") );
env->DeleteLocalRef(cls);
}
bool AndroidUtil::extractJavaString(JNIEnv *env, jstring from, std::string &to) {
if (from == 0) {
return false;
}
const char *data = env->GetStringUTFChars(from, 0);
to.assign(data);
env->ReleaseStringUTFChars(from, data);
return true;
}
jstring AndroidUtil::createJavaString(JNIEnv* env, const std::string &str) {
if (str.empty()) {
return 0;
}
return env->NewStringUTF(str.c_str());
}