summaryrefslogtreecommitdiff
path: root/platform/android/java_godot_io_wrapper.cpp
blob: 8f8275826d790cdcba60efd14b7bb8331f7fab0c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
/*************************************************************************/
/*  java_godot_io_wrapper.cpp                                            */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                      https://godotengine.org                          */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2021 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/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");
		_screen_get_usable_rect = p_env->GetMethodID(cls, "screenGetUsableRect", "()[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;
	}
}

void GodotIOJavaWrapper::screen_get_usable_rect(int (&p_rect_xywh)[4]) {
	if (_screen_get_usable_rect) {
		JNIEnv *env = ThreadAndroid::get_env();
		jintArray returnArray = (jintArray)env->CallObjectMethod(godot_io_instance, _screen_get_usable_rect);
		ERR_FAIL_COND(env->GetArrayLength(returnArray) != 4);
		jint *arrayBody = env->GetIntArrayElements(returnArray, JNI_FALSE);
		for (int i = 0; i < 4; i++) {
			p_rect_xywh[i] = arrayBody[i];
		}
		env->ReleaseIntArrayElements(returnArray, arrayBody, 0);
	}
}

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;
}