playtest-unity/playtest/Library/PackageCache/com.unity.settings-manager@.../Editor/UserSettingsRepository.cs

142 lines
5.5 KiB
C#

namespace UnityEditor.SettingsManagement
{
/// <summary>
/// Represents a settings repository for user preferences.
/// </summary>
/// <seealso cref="UnityEditor.EditorPrefs"/>
public class UserSettingsRepository : ISettingsRepository
{
static string GetEditorPrefKey<T>(string key)
{
return GetEditorPrefKey(typeof(T).FullName, key);
}
static string GetEditorPrefKey(string fullName, string key)
{
return fullName + "::" + key;
}
static void SetEditorPref<T>(string key, T value)
{
var k = GetEditorPrefKey<T>(key);
if (typeof(T) == typeof(string))
EditorPrefs.SetString(k, (string)(object)value);
else if (typeof(T) == typeof(bool))
EditorPrefs.SetBool(k, (bool)(object)value);
else if (typeof(T) == typeof(float))
EditorPrefs.SetFloat(k, (float)(object)value);
else if (typeof(T) == typeof(int))
EditorPrefs.SetInt(k, (int)(object)value);
else
EditorPrefs.SetString(k, ValueWrapper<T>.Serialize(value));
}
static T GetEditorPref<T>(string key, T fallback = default(T))
{
var k = GetEditorPrefKey<T>(key);
if (!EditorPrefs.HasKey(k))
return fallback;
var o = (object)fallback;
if (typeof(T) == typeof(string))
o = EditorPrefs.GetString(k, (string)o);
else if (typeof(T) == typeof(bool))
o = EditorPrefs.GetBool(k, (bool)o);
else if (typeof(T) == typeof(float))
o = EditorPrefs.GetFloat(k, (float)o);
else if (typeof(T) == typeof(int))
o = EditorPrefs.GetInt(k, (int)o);
else
return ValueWrapper<T>.Deserialize(EditorPrefs.GetString(k));
return (T)o;
}
/// <summary>
/// Gets the <see cref="UnityEditor.SettingsScope">scope</see> this repository applies to.
/// </summary>
/// <value>Indicates that this is a <see cref="UnityEditor.SettingsScope.User"/> preference.</value>
/// <seealso cref="ISettingsRepository.scope"/>
public SettingsScope scope
{
get { return SettingsScope.User; }
}
/// <summary>
/// Gets the identifying name for this repository.
/// </summary>
/// <value>User settings are named "EditorPrefs".</value>
public string name
{
get { return "EditorPrefs"; }
}
/// <summary>
/// Gets the full path to the file containing the serialized settings data.
/// </summary>
/// <remarks>This property returns an empty string.</remarks>
/// <value>The location stored for this repository.</value>
/// <seealso cref="ISettingsRepository.path"/>
public string path
{
get { return string.Empty; }
}
/// <summary>
/// Saves all settings to their serialized state.
/// </summary>
/// <seealso cref="ISettingsRepository.Save"/>
public void Save()
{
}
/// <summary>
/// Sets a value for a settings entry with a matching key and type `T`.
/// </summary>
/// <param name="key">The key used to identify the settings entry.</param>
/// <param name="value">The value to set. This must be serializable.</param>
/// <typeparam name="T">The type of value that this key points to.</typeparam>
public void Set<T>(string key, T value)
{
SetEditorPref<T>(key, value);
}
/// <summary>
/// Returns a value for a settings entry with a matching key and type `T`.
/// </summary>
/// <param name="key">The key used to identify the settings entry.</param>
/// <param name="fallback">Specify the value of type `T` to return if the entry can't be found.</param>
/// <typeparam name="T">The type of value that this key points to.</typeparam>
/// <returns>The value matching both `key` and type `T`. If there was no match, this returns the `fallback` value.</returns>
public T Get<T>(string key, T fallback = default(T))
{
return GetEditorPref<T>(key, fallback);
}
/// <summary>
/// Determines whether this repository contains a settings entry that matches the specified key and is of type `T`.
/// </summary>
/// <param name="key">The key used to identify the settings entry.</param>
/// <typeparam name="T">The type of value that this key points to.</typeparam>
/// <returns>True if a settings entry matches both `key` and type `T`; false if no entry is found.</returns>
public bool ContainsKey<T>(string key)
{
return EditorPrefs.HasKey(GetEditorPrefKey<T>(key));
}
/// <summary>
/// Removes a key-value pair from this settings repository. This method identifies the settings entry to remove
/// by matching the specified key for a value of type `T`.
/// </summary>
/// <param name="key">The key used to identify the settings entry.</param>
/// <typeparam name="T">The type of value that this key points to.</typeparam>
public void Remove<T>(string key)
{
EditorPrefs.DeleteKey(GetEditorPrefKey<T>(key));
}
}
}