com.teamdev.jxbrowser.chromium

Interface PrintHandler

All Known Implementing Classes:

DefaultPrintHandler, DefaultPrintHandler

public interface PrintHandler

Allows handling printing initiated by Browser.print() method or window.print() JavaScript on the web page. You can use handler to get default print settings, provide custom print settings or cancel printing.

允许处理由网页上的Browser.print（）方法或window.print（）JavaScript发起的打印。您可以使用处理程序获取默认打印设置，提供自定义打印设置或取消打印。

Method Summary

Modifier and Type	Method and Description
PrintStatus	onPrint(PrintJob printJob) This method is invoked when engine wants to get custom print settings and decide whether it should continue printing or not. 当引擎想要获取自定义打印设置并决定是否继续打印时，将调用此方法。

Method Detail

onPrint

PrintStatus onPrint(PrintJob printJob)

This method is invoked when engine wants to get custom print settings and decide whether it should continue printing or not. If this method throws an exception, then printing will be canceled. This method will not block web browser engine. It's invoked asynchronously. You can display in this method Modal UI Print Dialog to ask user for custom print settings.

当引擎想要获取自定义打印设置并决定是否继续打印时，将调用此方法。如果此方法引发异常，则将取消打印。此方法不会阻止Web浏览器引擎。它是异步调用的。您可以在此方法中显示“模态UI打印对话框”，询问用户自定义打印设置。

Parameters:

printJob - active print job. Use it to access default print settings and modify them. -活动的打印作业。使用它来访问默认打印设置并进行修改。

Returns:

PrintStatus.CONTINUE to continue printing. PrintStatus.CANCEL to cancel printing. You can return null. In this case it will be equivalent of PrintStatus.CANCEL. 继续打印。取消打印。您可以返回。在这种情况下，它等于。