godot/platform/android/java_godot_io_wrapper.cpp

187 lines
7.0 KiB
C++

/*************************************************************************/
/* java_godot_io_wrapper.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "java_godot_io_wrapper.h"
#include "core/error_list.h"
// JNIEnv is only valid within the thread it belongs to, in a multi threading environment
// we can't cache it.
// For GodotIO we call all access methods from our thread and we thus get a valid JNIEnv
// from ThreadAndroid.
GodotIOJavaWrapper::GodotIOJavaWrapper(JNIEnv *p_env, jobject p_godot_io_instance) {
godot_io_instance = p_env->NewGlobalRef(p_godot_io_instance);
if (godot_io_instance) {
cls = p_env->GetObjectClass(godot_io_instance);
if (cls) {
cls = (jclass)p_env->NewGlobalRef(cls);
} else {
// this is a pretty serious fail.. bail... pointers will stay 0
return;
}
_open_URI = p_env->GetMethodID(cls, "openURI", "(Ljava/lang/String;)I");
_get_data_dir = p_env->GetMethodID(cls, "getDataDir", "()Ljava/lang/String;");
_get_locale = p_env->GetMethodID(cls, "getLocale", "()Ljava/lang/String;");
_get_model = p_env->GetMethodID(cls, "getModel", "()Ljava/lang/String;");
_get_screen_DPI = p_env->GetMethodID(cls, "getScreenDPI", "()I");
_get_unique_id = p_env->GetMethodID(cls, "getUniqueID", "()Ljava/lang/String;");
_show_keyboard = p_env->GetMethodID(cls, "showKeyboard", "(Ljava/lang/String;ZIII)V");
_hide_keyboard = p_env->GetMethodID(cls, "hideKeyboard", "()V");
_set_screen_orientation = p_env->GetMethodID(cls, "setScreenOrientation", "(I)V");
_get_screen_orientation = p_env->GetMethodID(cls, "getScreenOrientation", "()I");
_get_system_dir = p_env->GetMethodID(cls, "getSystemDir", "(I)Ljava/lang/String;");
}
}
GodotIOJavaWrapper::~GodotIOJavaWrapper() {
// nothing to do here for now
}
jobject GodotIOJavaWrapper::get_instance() {
return godot_io_instance;
}
Error GodotIOJavaWrapper::open_uri(const String &p_uri) {
if (_open_URI) {
JNIEnv *env = ThreadAndroid::get_env();
jstring jStr = env->NewStringUTF(p_uri.utf8().get_data());
return env->CallIntMethod(godot_io_instance, _open_URI, jStr) ? ERR_CANT_OPEN : OK;
} else {
return ERR_UNAVAILABLE;
}
}
String GodotIOJavaWrapper::get_user_data_dir() {
if (_get_data_dir) {
JNIEnv *env = ThreadAndroid::get_env();
jstring s = (jstring)env->CallObjectMethod(godot_io_instance, _get_data_dir);
return jstring_to_string(s, env);
} else {
return String();
}
}
String GodotIOJavaWrapper::get_locale() {
if (_get_locale) {
JNIEnv *env = ThreadAndroid::get_env();
jstring s = (jstring)env->CallObjectMethod(godot_io_instance, _get_locale);
return jstring_to_string(s, env);
} else {
return String();
}
}
String GodotIOJavaWrapper::get_model() {
if (_get_model) {
JNIEnv *env = ThreadAndroid::get_env();
jstring s = (jstring)env->CallObjectMethod(godot_io_instance, _get_model);
return jstring_to_string(s, env);
} else {
return String();
}
}
int GodotIOJavaWrapper::get_screen_dpi() {
if (_get_screen_DPI) {
JNIEnv *env = ThreadAndroid::get_env();
return env->CallIntMethod(godot_io_instance, _get_screen_DPI);
} else {
return 160;
}
}
String GodotIOJavaWrapper::get_unique_id() {
if (_get_unique_id) {
JNIEnv *env = ThreadAndroid::get_env();
jstring s = (jstring)env->CallObjectMethod(godot_io_instance, _get_unique_id);
return jstring_to_string(s, env);
} else {
return String();
}
}
bool GodotIOJavaWrapper::has_vk() {
return (_show_keyboard != 0) && (_hide_keyboard != 0);
}
void GodotIOJavaWrapper::show_vk(const String &p_existing, bool p_multiline, int p_max_input_length, int p_cursor_start, int p_cursor_end) {
if (_show_keyboard) {
JNIEnv *env = ThreadAndroid::get_env();
jstring jStr = env->NewStringUTF(p_existing.utf8().get_data());
env->CallVoidMethod(godot_io_instance, _show_keyboard, jStr, p_multiline, p_max_input_length, p_cursor_start, p_cursor_end);
}
}
void GodotIOJavaWrapper::hide_vk() {
if (_hide_keyboard) {
JNIEnv *env = ThreadAndroid::get_env();
env->CallVoidMethod(godot_io_instance, _hide_keyboard);
}
}
void GodotIOJavaWrapper::set_screen_orientation(int p_orient) {
if (_set_screen_orientation) {
JNIEnv *env = ThreadAndroid::get_env();
env->CallVoidMethod(godot_io_instance, _set_screen_orientation, p_orient);
}
}
int GodotIOJavaWrapper::get_screen_orientation() {
if (_get_screen_orientation) {
JNIEnv *env = ThreadAndroid::get_env();
return env->CallIntMethod(godot_io_instance, _get_screen_orientation);
} else {
return 0;
}
}
String GodotIOJavaWrapper::get_system_dir(int p_dir) {
if (_get_system_dir) {
JNIEnv *env = ThreadAndroid::get_env();
jstring s = (jstring)env->CallObjectMethod(godot_io_instance, _get_system_dir, p_dir);
return jstring_to_string(s, env);
} else {
return String(".");
}
}
// volatile because it can be changed from non-main thread and we need to
// ensure the change is immediately visible to other threads.
static volatile int virtual_keyboard_height;
int GodotIOJavaWrapper::get_vk_height() {
return virtual_keyboard_height;
}
void GodotIOJavaWrapper::set_vk_height(int p_height) {
virtual_keyboard_height = p_height;
}