Android: Hook up global settings to the new config system

Source/Android/jni/NativeConfig.cpp

@@ -0,0 +1,163 @@
+// Copyright 2020 Dolphin Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#include <memory>
+#include <string>
+
+#include <jni.h>
+
+#include "Common/Assert.h"
+#include "Common/Config/Config.h"
+#include "Core/ConfigLoaders/IsSettingSaveable.h"
+#include "jni/AndroidCommon/AndroidCommon.h"
+
+constexpr jint LAYER_BASE_OR_CURRENT = 0;
+constexpr jint LAYER_LOCAL_GAME = 1;
+
+static Config::Location GetLocation(JNIEnv* env, jstring file, jstring section, jstring key)
+{
+  const std::string decoded_file = GetJString(env, file);
+
+  Config::System system;
+  if (decoded_file == "Dolphin")
+  {
+    system = Config::System::Main;
+  }
+  else if (decoded_file == "GFX")
+  {
+    system = Config::System::GFX;
+  }
+  else if (decoded_file == "Logger")
+  {
+    system = Config::System::Logger;
+  }
+  else
+  {
+    ASSERT(false);
+    return {};
+  }
+
+  return Config::Location{system, GetJString(env, section), GetJString(env, key)};
+}
+
+static std::shared_ptr<Config::Layer> GetLayer(jint layer, const Config::Location& location)
+{
+  switch (layer)
+  {
+  case LAYER_BASE_OR_CURRENT:
+    if (GetActiveLayerForConfig(location) == Config::LayerType::Base)
+      return Config::GetLayer(Config::LayerType::Base);
+    else
+      return Config::GetLayer(Config::LayerType::CurrentRun);
+
+  case LAYER_LOCAL_GAME:
+    return Config::GetLayer(Config::LayerType::LocalGame);
+
+  default:
+    ASSERT(false);
+    return nullptr;
+  }
+}
+
+template <typename T>
+static T Get(jint layer, const Config::Location& location, T default_value)
+{
+  return GetLayer(layer, location)->Get<T>(location).value_or(default_value);
+}
+
+template <typename T>
+static void Set(jint layer, const Config::Location& location, T value)
+{
+  GetLayer(layer, location)->Set(location, value);
+  Config::InvokeConfigChangedCallbacks();
+}
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+JNIEXPORT jboolean JNICALL
+Java_org_dolphinemu_dolphinemu_features_settings_model_NativeConfig_isSettingSaveable(
+    JNIEnv* env, jclass obj, jstring file, jstring section, jstring key)
+{
+  const Config::Location location = GetLocation(env, file, section, key);
+  return static_cast<jboolean>(ConfigLoaders::IsSettingSaveable(location));
+}
+
+JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_features_settings_model_NativeConfig_save(
+    JNIEnv* env, jclass obj, jint layer)
+{
+  return GetLayer(layer, {})->Save();
+}
+
+JNIEXPORT jboolean JNICALL
+Java_org_dolphinemu_dolphinemu_features_settings_model_NativeConfig_deleteKey(
+    JNIEnv* env, jclass obj, jint layer, jstring file, jstring section, jstring key)
+{
+  const Config::Location location = GetLocation(env, file, section, key);
+  return static_cast<jboolean>(GetLayer(layer, location)->DeleteKey(location));
+}
+
+JNIEXPORT jstring JNICALL
+Java_org_dolphinemu_dolphinemu_features_settings_model_NativeConfig_getString(
+    JNIEnv* env, jclass obj, jint layer, jstring file, jstring section, jstring key,
+    jstring default_value)
+{
+  const Config::Location location = GetLocation(env, file, section, key);
+  return ToJString(env, Get(layer, location, GetJString(env, default_value)));
+}
+
+JNIEXPORT jboolean JNICALL
+Java_org_dolphinemu_dolphinemu_features_settings_model_NativeConfig_getBoolean(
+    JNIEnv* env, jclass obj, jint layer, jstring file, jstring section, jstring key,
+    jboolean default_value)
+{
+  const Config::Location location = GetLocation(env, file, section, key);
+  return static_cast<jboolean>(Get(layer, location, static_cast<bool>(default_value)));
+}
+
+JNIEXPORT jint JNICALL Java_org_dolphinemu_dolphinemu_features_settings_model_NativeConfig_getInt(
+    JNIEnv* env, jclass obj, jint layer, jstring file, jstring section, jstring key,
+    jint default_value)
+{
+  return Get(layer, GetLocation(env, file, section, key), default_value);
+}
+
+JNIEXPORT jfloat JNICALL
+Java_org_dolphinemu_dolphinemu_features_settings_model_NativeConfig_getFloat(
+    JNIEnv* env, jclass obj, jint layer, jstring file, jstring section, jstring key,
+    jfloat default_value)
+{
+  return Get(layer, GetLocation(env, file, section, key), default_value);
+}
+
+JNIEXPORT void JNICALL
+Java_org_dolphinemu_dolphinemu_features_settings_model_NativeConfig_setString(
+    JNIEnv* env, jclass obj, jint layer, jstring file, jstring section, jstring key, jstring value)
+{
+  return Set(layer, GetLocation(env, file, section, key), GetJString(env, value));
+}
+
+JNIEXPORT void JNICALL
+Java_org_dolphinemu_dolphinemu_features_settings_model_NativeConfig_setBoolean(
+    JNIEnv* env, jclass obj, jint layer, jstring file, jstring section, jstring key, jboolean value)
+{
+  return Set(layer, GetLocation(env, file, section, key), static_cast<bool>(value));
+}
+
+JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_features_settings_model_NativeConfig_setInt(
+    JNIEnv* env, jclass obj, jint layer, jstring file, jstring section, jstring key, jint value)
+{
+  return Set(layer, GetLocation(env, file, section, key), value);
+}
+
+JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_features_settings_model_NativeConfig_setFloat(
+    JNIEnv* env, jclass obj, jint layer, jstring file, jstring section, jstring key, jfloat value)
+{
+  return Set(layer, GetLocation(env, file, section, key), value);
+}
+
+#ifdef __cplusplus
+}
+#endif