Navigator

```
public interface Navigator
```
Represents the navigator for WebView behavior.

从以下版本开始:

5

方法概要

所有方法实例方法抽象方法
限定符和类型	方法	说明
`boolean`	`canGo(int steps)`	Checks whether the current page can go forward or backward by a specified number of steps.
`boolean`	`canGoBack()`	Checks whether there is a previous page to go to.
`boolean`	`canGoForward()`	Checks whether there is a next page to go to.
`void`	`clear()`	Clears the browsing list.
`BrowsingList`	`copyBrowsingList()`	Obtains a copy of the browsing list.
`void`	`go(int steps)`	Goes to the destination page by a specified number of steps from the current page.
`void`	`goBack()`	Goes back to the previous page.
`void`	`goForward()`	Goes to the next page.

- 方法详细资料
  - goBack
```
void goBack()
```
    Goes back to the previous page.
    This method does not take effect on the first page.
    
    从以下版本开始:
    
    5
  - canGoBack
```
boolean canGoBack()
```
    Checks whether there is a previous page to go to.
    
    返回:
    
    Returns true if there is a previous page to go to; returns false otherwise.
    
    从以下版本开始:
    
    5
  - goForward
```
void goForward()
```
    Goes to the next page.
    This method does not take effect on the last page.
    
    从以下版本开始:
    
    5
  - canGoForward
```
boolean canGoForward()
```
    Checks whether there is a next page to go to.
    
    返回:
    
    Returns true if there is a next page to go to; returns false otherwise.
    
    从以下版本开始:
    
    5
  - clear
```
void clear()
```
    Clears the browsing list.
    
    从以下版本开始:
    
    7
  - copyBrowsingList
```
BrowsingList copyBrowsingList()
```
    Obtains a copy of the browsing list.
    
    返回:
    
    Returns the copy of the browsing list.
    
    从以下版本开始:
    
    7
  - canGo
```
boolean canGo(int steps)
```
    Checks whether the current page can go forward or backward by a specified number of steps.
    
    参数:
    
    steps - Indicates the number of steps . A negative value indicates going backward, and a positive value indicates going forward.
    
    返回:
    
    Returns true if the current page can go forward or backward by a specified number of steps; returns false otherwise.
    
    从以下版本开始:
    
    7
  - go
```
void go(int steps)
```
    Goes to the destination page by a specified number of steps from the current page.
    
    参数:
    
    steps - Indicates the number of steps. A negative value indicates going backward, and a positive value indicates going forward.
    
    从以下版本开始:
    
    7

接口 Navigator

方法概要

方法详细资料

goBack

canGoBack

goForward

canGoForward

clear

copyBrowsingList

canGo

go