GUILayout.BeginHorizontal

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

public static void **BeginHorizontal** (params GUILayoutOption[] **options**);

public static void **BeginHorizontal** ([GUIStyle](https://docs.unity3d.com/cn/2019.4/ScriptReference/GUIStyle.html) **style**, params GUILayoutOption[] **options**);

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

public static void **BeginHorizontal** ([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 void **BeginHorizontal** ([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

| text    | 要在组上显示的文本。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
| --------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| image   | 要在组上显示的 [Texture](https://docs.unity3d.com/cn/2019.4/ScriptReference/Texture.html)。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |
| content | 该组的文本、图像和工具提示。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
| style   | 用于背景图像和填充值的样式。如果省略，则使用透明背景。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
| 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)。 |

## 描述

开始一个水平控件组。

在该元素内呈现的所有控件都将依次水平放置。必须通过调用 EndHorizontal 来关闭该组。

![](/media/202206/2_1654789350.png)
\ *水平布局。*

```
using UnityEngine;

public class ExampleScript : MonoBehaviour
{
    void OnGUI()
    {
        // Starts a horizontal group
        GUILayout.BeginHorizontal("box");

GUILayout.Button("I'm the first button");
        GUILayout.Button("I'm to the right");

GUILayout.EndHorizontal();
    }
}
```