Merge pull request #11663 from JosJuice/android-config-change-callback

Android: Use config changed callback for tracking recursive scan setting

1 files changed, 44 insertions, 0 deletions

diff --git a/Source/Android/jni/Config/ConfigChangedCallback.cpp b/Source/Android/jni/Config/ConfigChangedCallback.cpp
new file mode 100644
index 0000000000..2ec8b06541
--- /dev/null
+++ b/Source/Android/jni/Config/ConfigChangedCallback.cpp
@@ -0,0 +1,44 @@
+// Copyright 2023 Dolphin Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <jni.h>
+
+#include "Common/Config/Config.h"
+#include "jni/AndroidCommon/AndroidCommon.h"
+#include "jni/AndroidCommon/IDCache.h"
+
+struct ConfigChangedCallbackContext
+{
+  jobject runnable;
+  Config::ConfigChangedCallbackID callback_id;
+};
+
+extern "C" {
+
+JNIEXPORT jlong JNICALL
+Java_org_dolphinemu_dolphinemu_features_settings_model_ConfigChangedCallback_initialize(
+    JNIEnv* env, jclass, jobject runnable)
+{
+  auto* context = new ConfigChangedCallbackContext;
+
+  jobject runnable_global = env->NewGlobalRef(runnable);
+  context->runnable = runnable_global;
+  context->callback_id = Config::AddConfigChangedCallback([runnable_global] {
+    IDCache::GetEnvForThread()->CallVoidMethod(runnable_global, IDCache::GetRunnableRun());
+  });
+
+  return reinterpret_cast<jlong>(context);
+}
+
+JNIEXPORT void JNICALL
+Java_org_dolphinemu_dolphinemu_features_settings_model_ConfigChangedCallback_deinitialize(
+    JNIEnv* env, jclass, jlong pointer)
+{
+  auto* context = reinterpret_cast<ConfigChangedCallbackContext*>(pointer);
+
+  Config::RemoveConfigChangedCallback(context->callback_id);
+  env->DeleteGlobalRef(context->runnable);
+
+  delete context;
+}
+}