Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....实现IWarningCallback接口,并将PdfSaveOptions.setWarningCallback()方法设置为您实现的接口。...IWarningCallback 并设置实现接口的 PdfSaveOptions.setWarningCallback() 方...