org.cef.handler

类 CefPrintHandlerAdapter

java.lang.Object

org.cef.callback.CefNativeAdapter

org.cef.handler.CefPrintHandlerAdapter

所有已实现的接口:

CefNative, CefPrintHandler

public abstract class CefPrintHandlerAdapter
extends CefNativeAdapter
implements CefPrintHandler

An abstract adapter class for receiving print events on Linux. The methods in this class are empty. This class exists as convenience for creating handler objects.

用于在Linux上接收打印事件的抽象适配器类。此类中的方法为空。此类存在是为了创建处理程序对象的便利。

构造器概要

构造器

构造器和说明
CefPrintHandlerAdapter()

方法概要

限定符和类型	方法和说明
java.awt.Dimension	getPdfPaperSize(int deviceUnitsPerInch) Called when PrintToPDF is requested for a browser. 在为浏览器请求PrintToPDF时调用。
boolean	onPrintDialog(boolean has_selection, CefPrintDialogCallback callback) Show the print dialog. 显示打印对话框。
boolean	onPrintJob(java.lang.String document_name, java.lang.String pdf_file_path, CefPrintJobCallback callback) Send the print job to the printer. 将打印作业发送到打印机。
void	onPrintReset() Reset client state related to printing. 重置与打印相关的客户端状态。
void	onPrintSettings(CefPrintSettings settings, boolean get_defaults) Synchronize |settings| with client state. 同步|设置|与客户国家。
void	onPrintStart(CefBrowser browser) Called when printing has started for the specified |browser|. 在指定的浏览器|开始打印时调用。

从类继承的方法 org.cef.callback.CefNativeAdapter

getNativeRef, setNativeRef

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

从接口继承的方法 org.cef.callback.CefNative

getNativeRef, setNativeRef

构造器详细资料

CefPrintHandlerAdapter

public CefPrintHandlerAdapter()

方法详细资料

getPdfPaperSize

public java.awt.Dimension getPdfPaperSize(int deviceUnitsPerInch)

从接口复制的说明: CefPrintHandler

Called when PrintToPDF is requested for a browser. Returns the page size (as measured in microns) to use.

在为浏览器请求PrintToPDF时调用。返回要使用的页面大小（以微米为单位）。

指定者:

getPdfPaperSize 在接口中 CefPrintHandler

参数:

deviceUnitsPerInch - The DPI of the print. Use this to calculate the page size to use. - 印刷品的DPI。使用此选项计算要使用的页面大小。

返回:

The page size 页面大小

onPrintDialog

public boolean onPrintDialog(boolean has_selection,
                             CefPrintDialogCallback callback)

从接口复制的说明: CefPrintHandler

Show the print dialog. Execute |callback| once the dialog is dismissed. Return true if the dialog will be displayed or false to cancel the printing immediately.

显示打印对话框。执行|回调|一旦对话被解雇。如果将显示对话框，则返回true;如果立即取消打印，则返回false。

指定者:

onPrintDialog 在接口中 CefPrintHandler

onPrintJob

public boolean onPrintJob(java.lang.String document_name,
                          java.lang.String pdf_file_path,
                          CefPrintJobCallback callback)

从接口复制的说明: CefPrintHandler

Send the print job to the printer. Execute |callback| once the job is completed. Return true if the job will proceed or false to cancel the job immediately.

将打印作业发送到打印机。执行|回调|一旦工作完成。如果作业将继续，则返回true;如果立即取消作业，则返回false。

指定者:

onPrintJob 在接口中 CefPrintHandler

onPrintReset

public void onPrintReset()

从接口复制的说明: CefPrintHandler

Reset client state related to printing.

重置与打印相关的客户端状态。

指定者:

onPrintReset 在接口中 CefPrintHandler

onPrintSettings

public void onPrintSettings(CefPrintSettings settings,
                            boolean get_defaults)

从接口复制的说明: CefPrintHandler

Synchronize |settings| with client state. If |get_defaults| is true then populate |settings| with the default print settings. Do not keep a reference to |settings| outside of this callback.

同步|设置|与客户国家。如果| get_defaults |是的，然后填充|设置|使用默认打印设置。不要保留对| settings |的引用在这个回调之外。

指定者:

onPrintSettings 在接口中 CefPrintHandler

onPrintStart

public void onPrintStart(CefBrowser browser)

从接口复制的说明: CefPrintHandler

Called when printing has started for the specified |browser|. This method will be called before the other onPrint*() methods and irrespective of how printing was initiated (e.g. CefBrowser::print(), JavaScript window.print() or PDF extension print button).

在指定的浏览器|开始打印时调用。此方法将在其他onPrint *（）方法之前调用，而不管如何启动打印（例如CefBrowser :: print（），JavaScript window.print（）或PDF扩展打印按钮）。

指定者:

onPrintStart 在接口中 CefPrintHandler