CefBrowser (CEF3 Java API Docs)

```
public interface CefBrowser
```
Interface representing a browser. (代表浏览器的界面。)

方法概要

所有方法实例方法抽象方法
限定符和类型	方法和说明
`boolean`	`canGoBack()` Tests if the browser can navigate backwards. (测试浏览器是否可以向后导航。)
`boolean`	`canGoForward()` Tests if the browser can navigate forwards. (测试浏览器是否可以向前导航。)
`void`	`close(boolean force)` Request that the browser close. (要求关闭浏览器。)
`void`	`createImmediately()` Call to immediately create the underlying browser object. (调用以立即创建基础浏览器对象。)
`boolean`	`doClose()` Called from CefClient.doClose. (从CefClient.doClose调用。)
`void`	`executeJavaScript(java.lang.String code, java.lang.String url, int line)` Execute a string of JavaScript code in this frame. (在此框架中执行一串JavaScript代码。)
`void`	`find(int identifier, java.lang.String searchText, boolean forward, boolean matchCase, boolean findNext)` Search for some kind of text on the page. (在页面上搜索某种文本。)
`CefClient`	`getClient()` Get the client associated with this browser. (获取与此浏览器关联的客户端。)
`CefBrowser`	`getDevTools()` Get an instance of the dev tools to be displayed in its own window or to be embedded within your UI. (获取开发工具的实例以显示在其自己的窗口中或嵌入到您的UI中。)
`CefBrowser`	`getDevTools(java.awt.Point inspectAt)` Get an instance of the dev tools to be displayed in its own window or to be embedded within your UI. (获取开发工具的实例以显示在其自己的窗口中或嵌入到您的UI中。)
`CefFrame`	`getFocusedFrame()` Returns the focused frame for the browser window. (返回浏览器窗口的焦点框架。)
`CefFrame`	`getFrame(long identifier)` Returns the frame with the specified identifier, or NULL if not found. (返回具有指定标识符的帧；如果未找到，则返回NULL。)
`CefFrame`	`getFrame(java.lang.String name)` Returns the frame with the specified name, or NULL if not found. (返回具有指定名称的框架，如果找不到，则返回NULL。)
`int`	`getFrameCount()` Returns the number of frames that currently exist. (返回当前存在的帧数。)
`java.util.Vector<java.lang.Long>`	`getFrameIdentifiers()` Returns the identifiers of all existing frames. (返回所有现有框架的标识符。)
`java.util.Vector<java.lang.String>`	`getFrameNames()` Returns the names of all existing frames. (返回所有现有框架的名称。)
`int`	`getIdentifier()` Returns the unique browser identifier. (返回唯一的浏览器标识符。)
`CefFrame`	`getMainFrame()` Returns the main (top-level) frame for the browser window. (返回浏览器窗口的主（顶层）框架。)
`CefRenderHandler`	`getRenderHandler()` Get an implementation of CefRenderHandler if any. (如果有的话，获取CefRenderHandler的实现。)
`void`	`getSource(CefStringVisitor visitor)` Retrieve this frame's HTML source as a string sent to the specified visitor. (检索此框架的HTML源，作为发送给指定访问者的字符串。)
`void`	`getText(CefStringVisitor visitor)` Retrieve this frame's display text as a string sent to the specified visitor. (检索此框架的显示文本，作为发送给指定访问者的字符串。)
`java.awt.Component`	`getUIComponent()` Get the underlying UI component (e.g. java.awt.Canvas). (获取基础的UI组件（例如java.awt.Canvas）。)
`java.lang.String`	`getURL()` Emits the URL currently loaded in this frame. (退出当前在此框架中加载的URL。)
`CefWindowHandler`	`getWindowHandler()` Get an implementation of CefWindowHandler if any. (如果有的话，获取CefWindowHandler的实现。)
`double`	`getZoomLevel()` Get the current zoom level. (获取当前的缩放级别。)
`void`	`goBack()` Go back. (回去。)
`void`	`goForward()` Go forward. (向前。)
`boolean`	`hasDocument()` Tests if a document has been loaded in the browser. (测试文档是否已加载到浏览器中。)
`boolean`	`isLoading()` Tests if the browser is currently loading. (测试浏览器当前是否正在加载。)
`boolean`	`isPopup()` Tests if the window is a popup window. (测试窗口是否为弹出窗口。)
`void`	`loadRequest(CefRequest request)` Load the request represented by the request object. (加载由请求对象表示的请求。)
`void`	`loadString(java.lang.String val, java.lang.String url)` Load the contents of val with the specified dummy url. (使用指定的伪URL加载val的内容。)
`void`	`loadURL(java.lang.String url)` Load the specified URL in the main frame. (在主框架中加载指定的URL。)
`void`	`onBeforeClose()` Called from CefClient.onBeforeClose. (从CefClient.onBeforeClose调用。)
`void`	`print()` Print the current browser contents. (打印当前浏览器的内容。)
`void`	`printToPDF(java.lang.String path, CefPdfPrintSettings settings, CefPdfPrintCallback callback)` Print the current browser contents to a PDF. (将当前浏览器内容打印为PDF。)
`void`	`reload()` Reload the current page. (重新加载当前页面。)
`void`	`reloadIgnoreCache()` Reload the current page ignoring any cached data. (重新加载当前页面，忽略任何缓存的数据。)
`void`	`replaceMisspelling(java.lang.String word)` If a misspelled word is currently selected in an editable node calling this method will replace it with the specified \|word\|. (如果当前在可编辑节点中选择了拼写错误的单词，则调用此方法会将其替换为指定的\| word \|。)
`void`	`runFileDialog(CefDialogHandler.FileDialogMode mode, java.lang.String title, java.lang.String defaultFilePath, java.util.Vector<java.lang.String> acceptFilters, int selectedAcceptFilter, CefRunFileDialogCallback callback)` Call to run a file chooser dialog. (调用以运行文件选择器对话框。)
`void`	`setCloseAllowed()` Allow the browser to close. (允许浏览器关闭。)
`void`	`setFocus(boolean enable)` Set or remove keyboard focus to/from the browser window. (在浏览器窗口中设置键盘焦点或从中删除键盘焦点。)
`void`	`setWindowVisibility(boolean visible)` Set whether the window containing the browser is visible (minimized/unminimized, app hidden/unhidden, etc). (设置包含浏览器的窗口是否可见（最小化/最小化，应用隐藏/不隐藏等）。)
`void`	`setZoomLevel(double zoomLevel)` Change the zoom level to the specified value. (将缩放级别更改为指定值。)
`void`	`startDownload(java.lang.String url)` Download the file at url using CefDownloadHandler. (使用CefDownloadHandler在url下载文件。)
`void`	`stopFinding(boolean clearSelection)` Cancel all searches that are currently going on. (取消当前正在进行的所有搜索。)
`void`	`stopLoad()` Stop loading the page. (停止加载页面。)
`void`	`viewSource()` Save this frame's HTML source to a temporary file and open it in the default text viewing application. (将此框架的HTML源保存到临时文件中，然后在默认的文本查看应用程序中将其打开。)

- 方法详细资料
  - canGoBack
```
boolean canGoBack()
```
    Tests if the browser can navigate backwards. (测试浏览器是否可以向后导航。)
    
    返回:
    
    true if the browser can navigate backwards. (如果浏览器可以向后导航，则为true。)
  - canGoForward
```
boolean canGoForward()
```
    Tests if the browser can navigate forwards. (测试浏览器是否可以向前导航。)
    
    返回:
    
    true if the browser can navigate forwards. (如果浏览器可以向前导航，则为true。)
  - close
```
void close(boolean force)
```
    Request that the browser close. (要求关闭浏览器。)
    
    参数:
    
    force - force the close. (-强制关闭。)
  - createImmediately
```
void createImmediately()
```
    Call to immediately create the underlying browser object. By default the browser object will be created when the parent container is displayed for the first time. (调用以立即创建基础浏览器对象。默认情况下，第一次显示父容器时将创建浏览器对象。)
  - doClose
```
boolean doClose()
```
    Called from CefClient.doClose. (从CefClient.doClose调用。)
  - executeJavaScript
```
void executeJavaScript(java.lang.String code,
                       java.lang.String url,
                       int line)
```
    Execute a string of JavaScript code in this frame. The url parameter is the URL where the script in question can be found, if any. The renderer may request this URL to show the developer the source of the error. The line parameter is the base line number to use for error reporting. (在此框架中执行一串JavaScript代码。 url参数是可以找到相关脚本的URL（如果有）。渲染器可以请求此URL，以向开发人员显示错误的来源。 line参数是用于错误报告的基准行号。)
    
    参数:
    
    code - The code to be executed. (-要执行的代码。)
    
    url - The URL where the script in question can be found. (-可以找到相关脚本的网址。)
    
    line - The base line number to use for error reporting. (-用于错误报告的基准编号。)
  - find
```
void find(int identifier,
          java.lang.String searchText,
          boolean forward,
          boolean matchCase,
          boolean findNext)
```
    Search for some kind of text on the page. (在页面上搜索某种文本。)
    
    参数:
    
    identifier - can be used to have multiple searches running simultaniously. (-可用于同时运行多个搜索。)
    
    searchText - to be searched for. (-要搜索。)
    
    forward - indicates whether to search forward or backward within the page. (-表示在页面内向前还是向后搜索。)
    
    matchCase - indicates whether the search should be case-sensitive. (-表示搜索是否区分大小写。)
    
    findNext - indicates whether this is the first request or a follow-up. (-表示这是第一个请求还是后续请求。)
  - getClient
```
CefClient getClient()
```
    Get the client associated with this browser. (获取与此浏览器关联的客户端。)
    
    返回:
    
    The browser client. (浏览器客户端。)
  - getDevTools
```
CefBrowser getDevTools()
```
    Get an instance of the dev tools to be displayed in its own window or to be embedded within your UI. Only one instance per browser is available. (获取开发工具的实例以显示在其自己的窗口中或嵌入到您的UI中。每个浏览器只能使用一个实例。)
  - getDevTools
```
CefBrowser getDevTools(java.awt.Point inspectAt)
```
    Get an instance of the dev tools to be displayed in its own window or to be embedded within your UI. Only one instance per browser is available. (获取开发工具的实例以显示在其自己的窗口中或嵌入到您的UI中。每个浏览器只能使用一个实例。)
    
    参数:
    
    inspectAt - a position in the UI which should be inspected. (-UI中应检查的位置。)
  - getFocusedFrame
```
CefFrame getFocusedFrame()
```
    Returns the focused frame for the browser window. (返回浏览器窗口的焦点框架。)
    
    返回:
    
    The focused frame (重点突出的框架)
  - getFrame
```
CefFrame getFrame(long identifier)
```
    Returns the frame with the specified identifier, or NULL if not found. (返回具有指定标识符的帧；如果未找到，则返回NULL。)
    
    参数:
    
    identifier - The unique frame identifier (-唯一的帧标识符)
    
    返回:
    
    The frame or NULL if not found (框架或NULL（如果找不到）)
  - getFrame
```
CefFrame getFrame(java.lang.String name)
```
    Returns the frame with the specified name, or NULL if not found. (返回具有指定名称的框架，如果找不到，则返回NULL。)
    
    参数:
    
    name - The specified name (-指定名称)
    
    返回:
    
    The frame or NULL if not found (框架或NULL（如果找不到）)
  - getFrameCount
```
int getFrameCount()
```
    Returns the number of frames that currently exist. (返回当前存在的帧数。)
    
    返回:
    
    The number of frames (帧数)
  - getFrameIdentifiers
```
java.util.Vector<java.lang.Long> getFrameIdentifiers()
```
    Returns the identifiers of all existing frames. (返回所有现有框架的标识符。)
    
    返回:
    
    All identifiers of existing frames. (现有框架的所有标识符。)
  - getFrameNames
```
java.util.Vector<java.lang.String> getFrameNames()
```
    Returns the names of all existing frames. (返回所有现有框架的名称。)
    
    返回:
    
    The names of all existing frames. (所有现有框架的名称。)
  - getIdentifier
```
int getIdentifier()
```
    Returns the unique browser identifier. (返回唯一的浏览器标识符。)
    
    返回:
    
    The browser identifier (浏览器标识符)
  - getMainFrame
```
CefFrame getMainFrame()
```
    Returns the main (top-level) frame for the browser window. (返回浏览器窗口的主（顶层）框架。)
    
    返回:
    
    The main frame (主框架)
  - getRenderHandler
```
CefRenderHandler getRenderHandler()
```
    Get an implementation of CefRenderHandler if any. (如果有的话，获取CefRenderHandler的实现。)
    
    返回:
    
    An instance of CefRenderHandler or null. (CefRenderHandler的实例，或者为null。)
  - getSource
```
void getSource(CefStringVisitor visitor)
```
    Retrieve this frame's HTML source as a string sent to the specified visitor. (检索此框架的HTML源，作为发送给指定访问者的字符串。)
    
    参数:
    
    visitor - (-)
  - getText
```
void getText(CefStringVisitor visitor)
```
    Retrieve this frame's display text as a string sent to the specified visitor. (检索此框架的显示文本，作为发送给指定访问者的字符串。)
    
    参数:
    
    visitor - (-)
  - getUIComponent
```
java.awt.Component getUIComponent()
```
    Get the underlying UI component (e.g. java.awt.Canvas). (获取基础的UI组件（例如java.awt.Canvas）。)
    
    返回:
    
    The underlying UI component. (基础UI组件。)
  - getURL
```
java.lang.String getURL()
```
    Emits the URL currently loaded in this frame. (退出当前在此框架中加载的URL。)
    
    返回:
    
    the URL currently loaded in this frame. (当前在此框架中加载的URL。)
  - getWindowHandler
```
CefWindowHandler getWindowHandler()
```
    Get an implementation of CefWindowHandler if any. (如果有的话，获取CefWindowHandler的实现。)
    
    返回:
    
    An instance of CefWindowHandler or null. (CefWindowHandler的实例，或者为null。)
  - getZoomLevel
```
double getZoomLevel()
```
    Get the current zoom level. The default zoom level is 0.0. (获取当前的缩放级别。默认缩放级别为0.0。)
    
    返回:
    
    The current zoom level. (当前缩放级别。)
  - goBack
```
void goBack()
```
    Go back. (回去。)
  - goForward
```
void goForward()
```
    Go forward. (向前。)
  - hasDocument
```
boolean hasDocument()
```
    Tests if a document has been loaded in the browser. (测试文档是否已加载到浏览器中。)
    
    返回:
    
    true if a document has been loaded in the browser. (如果文档已加载到浏览器中，则为true。)
  - isLoading
```
boolean isLoading()
```
    Tests if the browser is currently loading. (测试浏览器当前是否正在加载。)
    
    返回:
    
    true if the browser is currently loading. (如果当前正在加载浏览器，则为true。)
  - isPopup
```
boolean isPopup()
```
    Tests if the window is a popup window. (测试窗口是否为弹出窗口。)
    
    返回:
    
    true if the window is a popup window. (如果窗口是弹出窗口，则为true。)
  - loadRequest
```
void loadRequest(CefRequest request)
```
    Load the request represented by the request object. (加载由请求对象表示的请求。)
    
    参数:
    
    request - The request object. (-请求对象。)
  - loadString
```
void loadString(java.lang.String val,
                java.lang.String url)
```
    Load the contents of val with the specified dummy url. url should have a standard scheme (for example, http scheme) or behaviors like link clicks and web security restrictions may not behave as expected. (使用指定的伪URL加载val的内容。 url应该具有标准方案（例如，http方案），或者诸如链接点击和Web安全限制之类的行为可能无法达到预期的效果。)
    
    参数:
    
    val - Content to be displayed. (-要显示的内容。)
    
    url - dummy url to be used for. (-要使用的虚拟网址。)
  - loadURL
```
void loadURL(java.lang.String url)
```
    Load the specified URL in the main frame. (在主框架中加载指定的URL。)
    
    参数:
    
    url - The URL to load. (-要加载的网址。)
  - onBeforeClose
```
void onBeforeClose()
```
    Called from CefClient.onBeforeClose. (从CefClient.onBeforeClose调用。)
  - print
```
void print()
```
    Print the current browser contents. (打印当前浏览器的内容。)
  - printToPDF
```
void printToPDF(java.lang.String path,
                CefPdfPrintSettings settings,
                CefPdfPrintCallback callback)
```
    Print the current browser contents to a PDF. (将当前浏览器内容打印为PDF。)
    
    参数:
    
    path - The path of the file to write to (will be overwritten if it already exists). Cannot be null. (-要写入的文件的路径（如果已经存在，将被覆盖）。不能为null。)
    
    settings - The pdf print settings to use. If null then defaults will be used. (-要使用的pdf打印设置。如果为null，则将使用默认值。)
    
    callback - Called when the pdf print job has completed. (-在pdf打印作业完成时调用。)
  - reload
```
void reload()
```
    Reload the current page. (重新加载当前页面。)
  - reloadIgnoreCache
```
void reloadIgnoreCache()
```
    Reload the current page ignoring any cached data. (重新加载当前页面，忽略任何缓存的数据。)
  - replaceMisspelling
```
void replaceMisspelling(java.lang.String word)
```
    If a misspelled word is currently selected in an editable node calling this method will replace it with the specified |word|. (如果当前在可编辑节点中选择了拼写错误的单词，则调用此方法会将其替换为指定的| word |。)
    
    参数:
    
    word - replace selected word with this word. (-用这个词替换选择的词。)
  - runFileDialog
```
void runFileDialog(CefDialogHandler.FileDialogMode mode,
                   java.lang.String title,
                   java.lang.String defaultFilePath,
                   java.util.Vector<java.lang.String> acceptFilters,
                   int selectedAcceptFilter,
                   CefRunFileDialogCallback callback)
```
    Call to run a file chooser dialog. Only a single file chooser dialog may be pending at any given time.The dialog will be initiated asynchronously on the UI thread. (调用以运行文件选择器对话框。在任何给定时间都可能只有一个文件选择器对话框挂起。该对话框将在UI线程上异步启动。)
    
    参数:
    
    mode - represents the type of dialog to display. (-表示要显示的对话框的类型。)
    
    title - to be used for the dialog and may be empty to show the default title ("Open" or "Save" depending on the mode). (-用于对话框，可以为空以显示默认标题（根据模式，“打开”或“保存”）。)
    
    defaultFilePath - is the path with optional directory and/or file name component that should be initially selected in the dialog. (-是带有可选目录和/或文件名组件的路径，应在对话框中首先选择该路径。)
    
    acceptFilters - are used to restrict the selectable file types and may any combination of (a) valid lower-cased MIME types (e.g. "text/*" or "image/*"), (b) individual file extensions (e.g. ".txt" or ".png"), or (c) combined description and file extension delimited using "|" and ";" (e.g. "Image Types|.png;.gif;.jpg"). (-用于限制可选文件类型，并且可以是（a）有效的小写MIME类型（例如“ text / *”或“ image / *”），（b）单个文件扩展名（例如“ .txt”）的任意组合或“ .png”），或（c）使用“ |”定界的组合说明和文件扩展名和“;” （例如“图片类型| .png; .gif; .jpg”）。)
    
    selectedAcceptFilter - is the 0-based index of the filter that should be selected by default. (-是默认情况下应选择的基于0的过滤器索引。)
    
    callback - will be executed after the dialog is dismissed or immediately if another dialog is already pending. (-将在取消对话框后执行；如果另一个对话框已挂起，则立即执行。)
  - setCloseAllowed
```
void setCloseAllowed()
```
    Allow the browser to close. (允许浏览器关闭。)
  - setFocus
```
void setFocus(boolean enable)
```
    Set or remove keyboard focus to/from the browser window. (在浏览器窗口中设置键盘焦点或从中删除键盘焦点。)
    
    参数:
    
    enable - set to true to give the focus to the browser (-设置为true以将焦点集中在浏览器上)
  - setWindowVisibility
```
void setWindowVisibility(boolean visible)
```
    Set whether the window containing the browser is visible (minimized/unminimized, app hidden/unhidden, etc). Only used on Mac OS X. (设置包含浏览器的窗口是否可见（最小化/最小化，应用隐藏/不隐藏等）。仅在Mac OS X上使用。)
    
    参数:
    
    visible - (-)
  - setZoomLevel
```
void setZoomLevel(double zoomLevel)
```
    Change the zoom level to the specified value. Specify 0.0 to reset the zoom level. (将缩放级别更改为指定值。指定0.0以重置缩放级别。)
    
    参数:
    
    zoomLevel - The zoom level to be set. (-要设置的缩放等级。)
  - startDownload
```
void startDownload(java.lang.String url)
```
    Download the file at url using CefDownloadHandler. (使用CefDownloadHandler在url下载文件。)
    
    参数:
    
    url - URL to download that file. (-下载该文件的URL。)
  - stopFinding
```
void stopFinding(boolean clearSelection)
```
    Cancel all searches that are currently going on. (取消当前正在进行的所有搜索。)
    
    参数:
    
    clearSelection - Set to true to reset selection. (-设置为true以重置选择。)
  - stopLoad
```
void stopLoad()
```
    Stop loading the page. (停止加载页面。)
  - viewSource
```
void viewSource()
```
    Save this frame's HTML source to a temporary file and open it in the default text viewing application. This method can only be called from the browser process. (将此框架的HTML源保存到临时文件中，然后在默认的文本查看应用程序中将其打开。只能从浏览器进程中调用此方法。)

接口 CefBrowser

方法概要

方法详细资料

canGoBack

canGoForward

close

createImmediately

doClose

executeJavaScript

find

getClient

getDevTools

getDevTools

getFocusedFrame

getFrame

getFrame

getFrameCount

getFrameIdentifiers

getFrameNames

getIdentifier

getMainFrame

getRenderHandler

getSource

getText

getUIComponent

getURL

getWindowHandler

getZoomLevel

goBack

goForward

hasDocument

isLoading

isPopup

loadRequest

loadString

loadURL

onBeforeClose

print

printToPDF

reload

reloadIgnoreCache

replaceMisspelling

runFileDialog

setCloseAllowed

setFocus

setWindowVisibility

setZoomLevel

startDownload

stopFinding

stopLoad

viewSource