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Android: Expose config changed callbacks

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This commit is contained in:
JosJuice 2023-03-15 21:53:29 +01:00
parent 2ece642cf8
commit d80f9d53fc
5 changed files with 91 additions and 0 deletions
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33
Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/settings/model/ConfigChangedCallback.kt Normal file
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@ -0,0 +1,33 @@
// SPDX-License-Identifier: GPL-2.0-or-later
package org.dolphinemu.dolphinemu.features.settings.model
import androidx.annotation.Keep
/**
* Calls the passed-in Runnable when Dolphin's config changes.
*
* Please note: The Runnable may be called from any thread.
*/
class ConfigChangedCallback(runnable: Runnable) {
@Keep
private var pointer: Long = initialize(runnable)
/**
* Stops the callback from being called in the future.
*/
fun unregister() {
if (pointer != 0L) {
deinitialize(pointer)
pointer = 0L
}
}
companion object {
@JvmStatic
private external fun initialize(runnable: Runnable): Long
@JvmStatic
private external fun deinitialize(pointer: Long)
}
}

11
Source/Android/jni/AndroidCommon/IDCache.cpp
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@ -109,6 +109,8 @@ static jclass s_core_device_control_class;
static jfieldID s_core_device_control_pointer;
static jmethodID s_core_device_control_constructor;
static jmethodID s_runnable_run;
namespace IDCache
{
JNIEnv* GetEnvForThread()
@ -504,6 +506,11 @@ jmethodID GetCoreDeviceControlConstructor()
return s_core_device_control_constructor;
}
jmethodID GetRunnableRun()
{
return s_runnable_run;
}
} // namespace IDCache
extern "C" {
@ -709,6 +716,10 @@ JNIEXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved)
"(Lorg/dolphinemu/dolphinemu/features/input/model/CoreDevice;J)V");
env->DeleteLocalRef(core_device_control_class);
const jclass runnable_class = env->FindClass("java/lang/Runnable");
s_runnable_run = env->GetMethodID(runnable_class, "run", "()V");
env->DeleteLocalRef(runnable_class);
return JNI_VERSION;
}

2
Source/Android/jni/AndroidCommon/IDCache.h
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@ -108,4 +108,6 @@ jclass GetCoreDeviceControlClass();
jfieldID GetCoreDeviceControlPointer();
jmethodID GetCoreDeviceControlConstructor();
jmethodID GetRunnableRun();
} // namespace IDCache

1
Source/Android/jni/CMakeLists.txt
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@ -5,6 +5,7 @@ add_library(main SHARED
Cheats/GraphicsMod.cpp
Cheats/GraphicsModGroup.cpp
Cheats/PatchCheat.cpp
Config/ConfigChangedCallback.cpp
Config/NativeConfig.cpp
Config/PostProcessing.cpp
GameList/GameFile.cpp

44
Source/Android/jni/Config/ConfigChangedCallback.cpp Normal file
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@ -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;
}
}