Class Summary Class Description A_CmsUploadDialogProvides an upload dialog. CmsDialogUploadButtonHandlerDefault upload button handler which is used for the upload dialog. CmsUploadDialogFileApiImplProvides the upload dialog for file API support. CmsUploadDialogFormDataImplProvides the upload dialog for form data support. CmsUploadDialogImplProvides the default upload dialog without multiple file selection. CmsUploadHookDialogA opens a dialog which contains an IFRAME for displaying the upload hook JSP page.