GUILayout.Toggle

# [GUILayout](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUILayout.html).Toggle

public static bool **Toggle** (bool **value**, [Texture](https://docs.unity3d.com/cn/2019.4/ScriptReference/Texture.html) **image**, params GUILayoutOption[] **options**);

public static bool **Toggle** (bool **value**, string **text**, params GUILayoutOption[] **options**);

public static bool **Toggle** (bool **value**, [GUIContent](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUIContent.html) **content**, params GUILayoutOption[] **options**);

public static bool **Toggle** (bool **value**, [Texture](https://docs.unity3d.com/cn/2019.4/ScriptReference/Texture.html) **image**, [GUIStyle](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUIStyle.html) **style**, params GUILayoutOption[] **options**);

public static bool **Toggle** (bool **value**, string **text**, [GUIStyle](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUIStyle.html) **style**, params GUILayoutOption[] **options**);

public static bool **Toggle** (bool **value**, [GUIContent](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUIContent.html) **content**, [GUIStyle](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUIStyle.html) **style**, params GUILayoutOption[] **options**);

## 参数

| value   | 该按钮是打开还是关闭？                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
| --------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| text    | 要在按钮上显示的文本。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
| image   | 要在按钮上显示的 [Texture](https://docs.unity3d.com/cn/2019.4/ScriptReference/Texture.html)。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
| content | 该按钮的文本、图像和工具提示。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |
| style   | 要使用的样式。如果省略，则使用当前 [GUISkin](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUISkin.html) 的 `button` 样式。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               |
| options | （可选）一个布局选项列表，用于指定额外的布局属性。此处传递的任何值都将覆盖 `style` 定义的设置。另请参阅：[GUILayout.Width](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUILayout.Width.html)、[GUILayout.Height](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUILayout.Height.html)、[GUILayout.MinWidth](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUILayout.MinWidth.html)、[GUILayout.MaxWidth](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUILayout.MaxWidth.html)、[GUILayout.MinHeight](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUILayout.MinHeight.html)、 [GUILayout.MaxHeight](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUILayout.MaxHeight.html)、[GUILayout.ExpandWidth](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUILayout.ExpandWidth.html)、[GUILayout.ExpandHeight](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUILayout.ExpandHeight.html)。 |

## 返回

**bool** 按钮的新值。

## 描述

创建一个打开/关闭的开关按钮。

![](/media/202206/28_1654791353.png)
\ *游戏视图中的切换按钮。*

```
using UnityEngine;

public class ExampleScript : MonoBehaviour
{
    // Draws 2 toggle controls, one with a text, the other with an image.
    Texture aTexture;

bool toggleTxt = false;
    bool toggleImg = false;

void OnGUI()
    {
        if (!aTexture)
        {
            Debug.LogError("Please assign a texture in the inspector.");
            return;
        }
        toggleTxt = GUILayout.Toggle(toggleTxt, "A Toggle text");
        toggleImg = GUILayout.Toggle(toggleImg, aTexture);
    }
}
```