org.cef.handler

接口 CefFocusHandler

所有已知实现类:

CefClient, CefFocusHandlerAdapter

public interface CefFocusHandler

Implement this interface to handle events related to focus. The methods of this class will be called on the UI thread. (实现此接口以处理与焦点相关的事件。此类的方法将在UI线程上调用。)

嵌套类概要

嵌套类

限定符和类型	接口和说明
static class	CefFocusHandler.FocusSource Focus sources. (重点来源。)

方法概要

限定符和类型	方法和说明
void	onGotFocus(CefBrowser browser) Called when the browser component has received focus. (当浏览器组件获得焦点时调用。)
boolean	onSetFocus(CefBrowser browser, CefFocusHandler.FocusSource source) Called when the browser component is requesting focus. (当浏览器组件正在请求焦点时调用。)
void	onTakeFocus(CefBrowser browser, boolean next) Called when the browser component is about to loose focus. (当浏览器组件即将失去焦点时调用。)

方法详细资料

onGotFocus

void onGotFocus(CefBrowser browser)

Called when the browser component has received focus. (当浏览器组件获得焦点时调用。)

参数:

browser - The browser generating the event. (-浏览器生成事件。)

onSetFocus

boolean onSetFocus(CefBrowser browser,
                   CefFocusHandler.FocusSource source)

Called when the browser component is requesting focus. (当浏览器组件正在请求焦点时调用。)

参数:

browser - The browser generating the event. (-浏览器生成事件。)

source - indicates/ where the focus request is originating from. (-指示/焦点请求来自何处。)

返回:

false to allow the focus to be set or true to cancel setting the focus. (如果为false则允许设置焦点，如果为true则取消设置焦点。)

onTakeFocus

void onTakeFocus(CefBrowser browser,
                 boolean next)

Called when the browser component is about to loose focus. For instance, if focus was on the last HTML element and the user pressed the TAB key. (当浏览器组件即将失去焦点时调用。例如，如果焦点在最后一个HTML元素上，并且用户按下了TAB键。)

参数:

browser - The browser generating the event. (-浏览器生成事件。)

next - will be true if the browser is giving focus to the next component and false if the browser is giving focus to the previous component. (-如果浏览器将焦点放在下一个组件上，则为true；如果浏览器将焦点放在上一个组件上，则为false。)