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 # Namespace ZOSAPI::Preferences

 Last update: 13.03.2026 

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![](https://img.shields.io/badge/language-C%23-blue "C#")

**Definition**:

## Classes

- [ZOSAPI::Preferences::IPreferencesEditor](interface_z_o_s_a_p_i_1_1_preferences_1_1_i_preferences_editor.md#interface_z_o_s_a_p_i_1_1_preferences_1_1_i_preferences_editor)
- [ZOSAPI::Preferences::IPreferencesFolders](interface_z_o_s_a_p_i_1_1_preferences_1_1_i_preferences_folders.md#interface_z_o_s_a_p_i_1_1_preferences_1_1_i_preferences_folders)
- [ZOSAPI::Preferences::IPreferencesGeneral](interface_z_o_s_a_p_i_1_1_preferences_1_1_i_preferences_general.md#interface_z_o_s_a_p_i_1_1_preferences_1_1_i_preferences_general)

## Enumeration types

### Enumeration type ShowLineAsType

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![](https://img.shields.io/badge/-public-brightgreen "public")

**Definition**:

```csharp
enum ShowLineAsType {
  TextAbove = 0,
  FileName = 1,
  ConfigurationNumber = 2
}

```

#### Enumerator TextAbove

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#### Enumerator FileName

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#### Enumerator ConfigurationNumber

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### Enumeration type DateTimeType

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![](https://img.shields.io/badge/-public-brightgreen "public")

**Definition**:

```csharp
enum DateTimeType {
  None = 0,
  Date = 1,
  DateTime = 2
}

```

#### Enumerator None

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#### Enumerator Date

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#### Enumerator DateTime

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### Enumeration type LanguageType

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![](https://img.shields.io/badge/-public-brightgreen "public")

**Definition**:

```csharp
enum LanguageType {
  Chinese = 0,
  English = 1,
  Japanese = 4
}

```

#### Enumerator Chinese

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#### Enumerator English

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#### Enumerator Japanese

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### Enumeration type EncodingType

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![](https://img.shields.io/badge/-public-brightgreen "public")

**Definition**:

```csharp
enum EncodingType {
  ANSI = 0,
  Unicode = 1
}

```

#### Enumerator ANSI

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#### Enumerator Unicode

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### Enumeration type ZemaxThemes

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![](https://img.shields.io/badge/-public-brightgreen "public")

**Definition**:

```csharp
enum ZemaxThemes {
  Classic = 0,
  Dark = 1
}

```

#### Enumerator Classic

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#### Enumerator Dark

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### Enumeration type BackgroundColors

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![](https://img.shields.io/badge/-public-brightgreen "public")

**Definition**:

```csharp
enum BackgroundColors {
  Default = 0,
  White = 1,
  LightGray = 2,
  Gray = 3,
  DarkGray = 4,
  Black = 5
}

```

#### Enumerator Default

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#### Enumerator White

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#### Enumerator LightGray

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#### Enumerator Gray

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#### Enumerator DarkGray

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#### Enumerator Black

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