Android: Allow Mouse Capture

1 files changed, 66 insertions, 0 deletions

diff --git a/platform/android/java_godot_view_wrapper.cpp b/platform/android/java_godot_view_wrapper.cpp
new file mode 100644
index 0000000000..6655dd9895
--- /dev/null
+++ b/platform/android/java_godot_view_wrapper.cpp
@@ -0,0 +1,66 @@
+/*************************************************************************/
+/*  java_godot_view_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_view_wrapper.h"
+
+#include "thread_jandroid.h"
+
+GodotJavaViewWrapper::GodotJavaViewWrapper(jobject godot_view) {
+	JNIEnv *env = ThreadAndroid::get_env();
+
+	_godot_view = env->NewGlobalRef(godot_view);
+
+	_cls = (jclass)env->NewGlobalRef(env->GetObjectClass(godot_view));
+
+	if (android_get_device_api_level() >= __ANDROID_API_O__) {
+		_request_pointer_capture = env->GetMethodID(_cls, "requestPointerCapture", "()V");
+		_release_pointer_capture = env->GetMethodID(_cls, "releasePointerCapture", "()V");
+	}
+}
+
+void GodotJavaViewWrapper::request_pointer_capture() {
+	if (_request_pointer_capture != 0) {
+		JNIEnv *env = ThreadAndroid::get_env();
+		env->CallVoidMethod(_godot_view, _request_pointer_capture);
+	}
+}
+
+void GodotJavaViewWrapper::release_pointer_capture() {
+	if (_request_pointer_capture != 0) {
+		JNIEnv *env = ThreadAndroid::get_env();
+		env->CallVoidMethod(_godot_view, _release_pointer_capture);
+	}
+}
+
+GodotJavaViewWrapper::~GodotJavaViewWrapper() {
+	JNIEnv *env = ThreadAndroid::get_env();
+	env->DeleteGlobalRef(_godot_view);
+	env->DeleteGlobalRef(_cls);
+}