Class Hierarchy

This inheritance list is sorted roughly, but not completely, alphabetically:

[detail level 12345]

►CAction	PDF action object
CEmbeddedGotoAction	EmbeddedGoto action object
CGoToAction	GoTo action object
CHideAction	Hide action object
CJavaScriptAction	JavaScript action object
CLaunchAction	Launch action object
CLaunchAction	Launch action object
CRemoteGotoAction	RemoteGoto action object
CResetFormAction	ResetForm action object
CSubmitFormAction	SubmitForm action object
CSubmitFormAction	SubmitForm action object
CURIAction	URI action object
CActionCallback	An interface represents a action callback class for performing PDF actions. Users can implement only part of the callbacks according to actual requirements
CActionCallbackManager	Action callback manager class, It used to control customized action callbacks. It can be obtained via PDFViewer::getActionCallbackManager() method
CActionSpecWithTrigger	Represents an action specification with a trigger event. This combines the action specification with the trigger event that will execute the action
►CActivatable	Defines methods for activatable objects. The activatable object need to override its methods to implement the activation and deactivation operations
►CAnnotComponent	You can use the ViewerAnnotManager::registerMatchRule to reset their default behavior
CMarkupAnnotComponent	Markup annot component
CActivationGroup	ActivationGroup class is extended from Activatable and used to implement multiple activation operations. Example: var activatable1 = pdfViewer.getAnnotRender(0, '<annotation id 1>').getComponent(); var activatable2 = pdfViewer.getAnnotRender(0, '<annotation id 2>').getComponent(); var activatable3 = pdfViewer.getAnnotRender(0, '<annotation id 3>').getComponent(); var group = new PDFViewCtrl.ActivationGroup(); group.add(activatable1); group.add(activatable2); pdfViewer.activateElement(group); // both activatable1 and activatable2 are going to be activated! group.add(activatable3); // activatable3 will also be activated! group.remove(activatable2); // activatable2 will be unactivated! pdfViewer.deactivateElement(group) // All activatables in group are going to be unactivated!
CAddBookmarkEvent	Represents an event that occurs when a new bookmark is added
CAddBookmarkOptions	Represents options for adding a new bookmark
CAdditionalAction< T >	An annotation, page object, or (beginning with PDF 1.3) interactive form field may include an entry named "AA" which specifies an additional-actions dictionary (PDF 1.2) that extends the set of events that can trigger the execution of an action. In PDF 1.4, the document catalog dictionary may also contain an "AA" entry for trigger events affecting the document as a whole
CAddMarkedStateCollaborationData	Describes the data format of add marked state collaboration action
CAddMarkedStateOperationData	Describes the details of add marked state operation
CAddReplyCollaborationData	Describes the data format of add reply collaboration action
CAddReplyOperationData	Describes the detail of add reply
CAddReviewStateCollaborationData	Describes the data format of add review state collaboration action
CAddReviewStateOperationData	Describes the details of add review state operation
CAlertOptions	An interface represents all options of alert callback
CAlignAnnotController
CAnnotationPermission	Describes the annotation permission informations
CAnnotComponentConfig	An interface that describes all available configuration properties of AnnotComponent
CAnnotFlag	Class with a flag number used to detect permissions
CAnnotId	Represents a unique identifier for an annotation within a PDF document. The identifier is composed of two components: the page index and the object number, both of which together ensure uniqueness within the document
CAnnotQuery	Represents a query targeting a specific annotation in the PDF. This interface defines the structure for querying a specific annotation
CAnnotRender	PDF annot render
CAnnotTooltip	Defines methods for annotation objects. The AnnotTooltip object need to override its methods to implement the show and hide operations
CAppearanceTab
►CBasicCreateWidgetOptions	Form filler module, which provides APIs for operating form fields
CCreateCheckBoxOptions	Options for creating a check box field in the PDF form
CCreateComboBoxOptions	Options for creating a combo box field in the PDF form
CCreateDatetimeOptions	Options for creating a datetime field in the PDF form
CCreateListBoxOptions	Options for creating a list box field in the PDF form
►CCreatePushButtonOptions	Options for creating a push button field in the PDF form
CCreateImageButtonOptions	Options for creating an image button field in the PDF form
CCreateRadioButtonOptions	Options for creating a radio button field in the PDF form
CCreateTextFieldOptions	Options for creating a text field in the PDF form
CBlendColorResolverOptions	Options of BlendColorResolver callback
CBookmarkData	Represents a bookmark entry in the document
CBookmarkDataService	Provides functionality for management and manipulation of bookmark-related data
CBookmarkDestination	Represents information about the destination of a bookmark
CBookmarkFontStyle	Represents the font style of a bookmark
CBookmarkProperties	Represents properties of a bookmark
CBookmarkQuery	Represents a query targeting a specific bookmark in the PDF document. This interface defines the structure for querying a specific bookmark
CBookmarkUIService	Bookmark service for manipulating bookmark data at the UIExtension level. Different from BookmarkDataService, the BookmarkUIService also updates the UI and supports undo-redo
CCenterAnnotController
CChoiceOptionItem	An option item in a list box or combo box
CCloneWidgetOptions	Clone a widget from one page to another
►CCollaborationCommunicator	An interface defines several methods that user should follow to implement custom CollaborationCommunicator. Collaboration communicator is used to process and generate collaboration sessions, synchronize collaboration data, send collaboration data, and receive collaboration data from other clients
CWebSocketCommunicator	Collaboration implementation based on native WebSocket API. For compatibility information, please refer to this link: Can i use websocket
CCollaborationData	The format of all built-in collaboration data and user-customize data
CCollaborationDataHandler	A collaboration data handler used to process collaboration data received from server
CCollaborationSessionInfo	An interface defines the session info including shareId and the parameters to open PDF file
CColor	Class for processing color-related algorithms such as conversions
CCombinePixelsOptions	Options to handle pixel-diff and combine-pixels algorithms
CComparePageRange	Range of pages for comparison
►CComponent	PDFUI allows you to define a component as a class inherit from Component and register that into a module to provide UI features. Each component has several 'lifecycle methods' that you can override to run code at particular times in the process
►CButtonComponent	Defines button component,for more details on usage please visit this example page: /examples/UIExtension/tutorials/widgets/button.html Example: <xbutton>i18n.key</xbutton> <xbutton text="i18n.key"></xbutton> <xbutton icon-class="icon-css-class-name">i18n.key</xbutton>
CContextMenuItemComponent	Defines the <contextmenu-item> component. Example: <contextmenu> <contextmenu-item name="contextmenu-item-0" icon-class="fv__icon-toolbar-fullscreen" shortcut="Ctrl+P">i18n.key0</contextmenu-item> <contextmenu-item name="contextmenu-item-1">i18n.key1</contextmenu-item> </contextmenu>
CFileSelectorComponent	Defines file selector component. It looks the same as xbutton, a system file selector will popup after user clicks, and the change event will be triggered and handle method of controller will be invoked with file object after select a file. Example: <file-selector accept=".pdf" icon-class="icon-css-class-name">i18n.key</file-selector>
►CContainerComponent	An container is a component to organize widgets. You need to inherit this class and implement some necessary methods to customize your own container components. The features that distinguish from widgets are following:
CBookmarkTreeComponent	Bookmarks tree component for displaying and managing user's bookmarks. The component is used via the following code snippet:
►CCommentListCardComponent	Defined as the super class of CommentCarComponent and ReplyCardComponent, encapsulationed same behaviors of them. CommentListCardComponent
CCommentCardComponent	Defines a comment card component in the comment list tab of the left sidebar. This component are created automatically after loading a PDF page or creating or importing annotations, and after creating this component instance, UIEvents.appendCommentListComment event is fired with the current instance and the annotation
CReplyCardComponent	Defines a reply card component.ReplyCardComponent
►CDropdownComponent	Defines <dropdown> component. Dropdown is toggleable, contextual overlays for displaying lists of <dropdown-button>, <dropdown-item>, <xbutton>, <file-selector> or <li>. for more details please visit this example page: /examples/UIExtension/tutorials/widgets/dropdown.html
CPageViewDropdownComponent
CPageViewDropdownComponent
CDropdownItemComponent	Defines <dropdown-item> component, dropdown item must be an item in the dropdown list. This component can wrapping any other component even dropdown also. For more details please visit /examples/UIExtension/tutorials/widgets/dropdown.html
CFormGroupComponent	<form-group> component, it used to control the display of form itemsExamples:
CGroupComponent	Defines <group> component. When the browser width is adjusted to less than 600, this component will automatically shrink. For more details please visit this example page: /examples/UIExtension/tutorials/widgets/group.html
CGroupListComponent	Defines <group-list> component. Group list is a container of <group>
►CLayerComponent	Defines <layer> component. A layer component can be used to open a floating box above ather element and also can be used as a modal dialog with a optional backdrop. For more details please visit this example page: /examples/UIExtension/tutorials/widgets/layer.html
CContextMenuComponent	Defines contextmenu component. Example: <contextmenu> <contextmenu-item name="contextmenu-item-0">i18n.key0</contextmenu-item> <contextmenu-separator></contextmenu-separator> <contextmenu-item name="contextmenu-item-1">i18n.key1</contextmenu-item> </contextmenu>
CLoadingComponent	A component for displaying loading state
CTooltipLayerComponent	A tooltip like layer. Here is an example about usage on text-selection: /examples/UIExtension/customize-text-selection-tool/index.html
CLayerHeaderComponent	Defines layer-header component, usually used for the header of a dialog box. For more details on usage, please visit this example page: /examples/UIExtension/tutorials/widgets/layer.html
CLayerToolbarComponent	Defines <layer-toolbar> component. It should be used as the child of <layer> component. This component is usually used as a container of one-line buttons, and is often used as the bottom bar of a dialog box. For more details please visit this example page: /examples/UIExtension/tutorials/widgets/layer.html
CLayerViewComponent	Defines <layer-view> component. It should be used as the child of <layer> component. This component is usually used as a body container for dialog box. For more detail please visit this example page: /examples/UIExtension/tutorials/widgets/layer.html
COptionGroupComponent	OptionGroupItem multiple: multiple choice selected: default choice Example: <option-group multiple> <option-group-item selected>i18n.key</option-group-item> </option-group>
CPaddleComponent	Defines paddle component, used to toggle content when content overflows to facilitate display of overflowing content. <div class="container" style="width: 768px"> <paddle> <div style="width: 1024px">content</div> </paddle> </div>
CSidebarComponent	Defines sidebar component, It offers the following features:
CSlotComponent	Defines slot component, inherits from ContainerComponent. Slot can accommodate multile child components, and inserting that into the specified position of the target component after mounted to DOM tree. A slot component needs to specify the slot name and target component name, or if the target component name is not specified, then parent component instead. Example: <webpdf> <some-component name="any-component-name"></some-component> <slot component="any-component-name" for="slot-name"> <i class="xxx"></i> </slot> <some-container-component> <slot for="slot-name"> <i class="xxx"></i> </slot> </some-container-component> </webpdf>
CTabItemComponent	Defines tab component. Tab is one of the view of a tabs component which used to accommodate any child components
CTabsComponent	Defines <tabs> component. Tabs is a component with a set of tabs used to switch different views. For more details on usage please visit this page /examples/UIExtension/tutorials/widgets/tabs.html
CToolbarComponent	Defines toolbar component. This is just an div with a css class name fv__ui-toolbar. Usually it's used to customize special styles of the component in the toolbar
CTreeComponent	The class that defines the tree component The component is used via the following code snippet:
CTreeNodeComponent	Represents a component for a tree node in a tree structure
CContextMenuSeparatorComponent	Defines contextmenu separator component. Example: <contextmenu> <contextmenu-item name="contextmenu-item-0">i18n.key0</contextmenu-item> <contextmenu-separator></contextmenu-separator> <contextmenu-item name="contextmenu-item-1">i18n.key1</contextmenu-item> </contextmenu>
CDropdownButtonComponent	Defines <dropdown-button> component, Dropdown button must be an item in <dropdown>'s list, this component may act as a button or a file-selector, for more details please visit /examples/UIExtension/tutorials/widgets/dropdown.html
►CFormFieldComponent	Defined a form field type component
CNumberComponent	Defines number component, which is a text input element that allows only numbers and has a limited range and step size. For more details on usage please visit this example page: /examples/UIExtension/tutorials/widgets/number.html
CNumberComponent	Defines number component, which is a text input element that allows only numbers and has a limited range and step size. For more details on usage please visit this example page: /examples/UIExtension/tutorials/widgets/number.html
CGTabComponent	Defines <gtab> component, GTab is a component used to switch serval views. Different from <tabs> component, <gtab> component's tab and tab-body are separated! This allows us to define tabs more flexibly!
CTextComponent	Defines text component. This component will localize text content via I18Next and generates an text node insert into the DOM tree, You can update content of that text node via TextComponent.setText() API. It acts like data-i18n attribute, but that clears all children elements. For more details on usage please visit this example page: /examples/UIExtension/tutorials/widgets/text.html
►CComponentOptions	An interface that describes all basic configuration options of a component
CButtonComponentOptions	An interface that describes all configuration options of a button component
CDropdownComponentOptions	An interface describes all configuration options of dropdown component
►CFormFieldComponentOptions	An interface describes all basic configuration options of a form-field type component
CNumberComponentOptions	An interface describes all configuration options of number component
CFragmentComponentOptions	Component options in fragment config property
CGroupComponentOptions	An interface describes all configuration options of a group component
CLayerComponentOptions	An interface describes all configuration options of layer component
CLayerHeaderComponentOptions	An interface describes all configuration options of layer component
CSidebarPanelComponentOptions	An interface describe all configuiration options of a sidebar-panel component
CTabItemComponentOptions	An interface describes all configuration options of a tab component
CControllerDirective
CCreateAnnotAddon	Annotation creates the add-on entry
CCreateAnnotationCollaborationData	Describe the collaboration data format of create annotation action
CCreateAnnotationOperationData	The data used to create annotation that includes annotation information and page index
CCreateSignatureOptions	Options for creating a signature field in the PDF form
CDefaultAppearance	An interface that represents default appearance data, which is used for free text annotations and forms
CDefaultAppearanceFontInfo	Represents the font information of the default appearance
CDeleteBookmarkEvent	Represents an event that occurs when a bookmark is deleted
CDevicePoint	The DevicePoint interface is the point information defined in px, and DevicePoint {x:0,y:0} is in the left-top corner
CDeviceRect	DeviceRect is a definition of a rectangular range in units of physical pixels of the device. Point (0,0) is at the left-top conner
CDigitalStampSize	Represents the size of a digital stamp
CDigitalStampTemplate	Represents a custom digital stamp template
►CDisposable
►CAnnot	PDF annot object
CLink	Link annot object
►CMarkup	Markup annot object
CCaret	Caret annot object
CCircle	Circle annot object
CFileAttachment	FileAttachment annot object
CFreeText	Free text annot object
CInk	Ink annot object
CLine	Line annot object
CNote	Note annot object
CPolygon	Polygon annot object
CPolyLine	PolyLine annot object
CRedact	Redact annot object
CSound
CSquare	Square annot object
CStamp	Stamp annot object
►CTextMarkup	Text markup annotation object which contains Highlight, StrikeOut, Squiggly, Underline
CHighlight	Highlight annot object
CSquiggly	Squiggly annot object
CStrikeOut	StrikeOut annot object
CUnderline	Underline annot object
CScreen	Screen annot object
CWidget	A class that represents a form widget in a PDF document
CAnnotationAuthorityManager	Annotation Authority manager class, It used to control the permission of each annotations in the PDF document. It can be obtained via Viewer.PDFViewer::getAnnotAuthorityManager() method
►CAppearance	An appearance like a packed theme. It provides a layout template and also allows to do things related to UE in beforeMounted or afterMounted method. When the layout template is rewritten, it is best to inherit this class and override the disableAll and enableAll methods to handle associated logic
CAdaptiveAppearance	Automatically select different appearance based on the current device type
►CUIAppearance	An appearance like a packed theme. It provides a layout template and also allows to do things related to UE in beforeMounted or afterMounted method. When the layout template is rewritten, it is best to inherit this class and override the disableAll and enableAll methods to handle associated logic
CMobileAppearance	Appearance for mobile-end
CRibbonAppearance	Appearance for PC
►CController	Controller is a base class used to implement UI component business logic. It contains the entire life cycle process of UI components. In these lifecycle methods, you can implement style adjustments to UI components, event monitoring, and destruction. The Controller provides a special handle method. The triggering behavior of the handle is defined by the component itself. It is suitable for simple component event processing, such as the click event of the xbutton and the change event triggered after the file-selector selects a file; Controller provides a special method: handle, The triggering behavior of handle is defined by the component itself, for example: the <xbutton> triggers handle on mouse click and the <file-selector> triggers handle on change event. There's two ways to reference a Controller to a Component:
CAddCirclePathObjectController
CAddImageAdvController
CAddImageController
CAddLinePathObjectController
CAddRoundRectPathObjectController
CAddShapesController
CAddSquarePathObjectController
CAddTextController
CAddTextStateController
►CAnnotOperationController	It's a abstract controller class provides an easy way for sub-controller classes to take control the contextmenu-item's visibility and usability before contextmenu shown
CApplyAllRedactController
CApplyRedactController
CCopyAnnotTextController
CDeleteAnnotController
CMediaDownloadController
CMediaPauseController
CMediaPlayController
CShowActionsController
CShowAnnotReplyController
CShowRedactPlaceDialogController
CBoldStyleController
CCancelCreatingDrawingController
CCancelCreatingMeasurementController
CCompleteCreatingDrawingController
CCompleteCreatingMeasurementController
CDownloadFileController
CEditAllObjectsController
CEditObjectController
CEditTextController
CFindReplaceController
CGotoFirstPageController
CGotoLastPageController
CGotoNextPageController
CGotoPageController
CGotoPrevPageController
CItalicStyleController
CJoinSplitController
COpenLocalFileController
COpenRemoteFileController
CShowAnnotFormPropertiesController
CShowAnnotPropertiesController
CShowSearchPanelController
CSignPropertyController
►CStatefulController	This Controller class encapsulates the implementation logic for IStateHandler registration and toggle event listening. A customization example: class MyStateHandlerClass extends PDFViewCtrl.IStateHandler { // ... } class MyStateController extends UIExtension.controllers.StatefulController { constructor(component) { super(component, MyStateHandlerClass); } }
CCreateAreaController
CCreateAreaHighlightController
CCreateArrowController
CCreateCalloutController
CCreateCaretController
CCreateCircleAreaController
CCreateCircleController
CCreateDistanceController
CCreateFileAttachmentController
CCreateHighlightController
CCreateImageController
CCreateLineController
CCreateLinkController
CCreatePencilController
CCreatePerimeterController
CCreatePolygonCloudController
CCreatePolygonController
CCreatePolylineController
CCreateReplaceController
CCreateSquareController
CCreateSquigglyController
CCreateStrikeoutController
CCreateTextboxController
CCreateTextController
CCreateTypewriterController
CCreateUnderlineController
CHandController
CLoupeController
CMarqueeToolController
CSelectTextAnnotationController
CTotalPageTextController
►CViewModeController	It is an abstract template class for the view mode switching controllers
CContinuousFacingPageModeController
CContinuousPageModeController
CFacingPageModeController
CSinglePageModeController
►CCreateAnnotationService	This is a service interface that defines the function of creating Annotation, and classes that create specific Annotations should inherit it
CCreateFreeTextCalloutService	This is a class that encapsulates the function of creating callout annotations. It is usually used to customize the state handler for creating callout annotations. It can easily implement the process of creating callouts without having to care about more details
CCreateFreeTextCalloutService	This is a class that encapsulates the function of creating callout annotations. It is usually used to customize the state handler for creating callout annotations. It can easily implement the process of creating callouts without having to care about more details
CCreateFreeTextCalloutService	This is a class that encapsulates the function of creating callout annotations. It is usually used to customize the state handler for creating callout annotations. It can easily implement the process of creating callouts without having to care about more details
CCustomOptionsUpdater	Defines the parameters in the customs object of the PDFViewer constructor that can be dynamically updated. The update methods listed here can be called at any time to dynamically update the application state. Please note that instances of this type must be obtained using the PDFViewer.getCustomOptionsUpdater() method
CFormFillerService	Service for handling PDF form filling operations
CIContextMenu	This is an abstract contextmenu class. The various behaviors of the user-customized contextmenu can be encapsulated in its subclasses, and then its subclasses should be created in the XViewerUI::createContextMenu to complete the contextmenu customization.
CIFloatingTooltip	An abstract class used to implement floating box components displayed after text selection or other operations
CIStateHandler	Interface of StateHandler
CPDFDoc
CPDFForm	Represents a PDF form within a document. This class provides various methods for interacting with and manipulating form fields within a PDF document. It integrates with the underlying document and form APIs to perform operations such as submitting, importing, and resetting form fields. The PDFForm class is also responsible for managing form field events and maintaining the form's state
►CPDFFormField
CPDFSignature	Represents a signature field in a PDF form, providing methods for verification and retrieval of signature information
CPDFFormPropertiesService	Service for retrieving various PDFFormProperty instances for fields/widgets, facilitating UI interactions such as property dialogs
CPDFFormPropertiesService	Service for retrieving various PDFFormProperty instances for fields/widgets, facilitating UI interactions such as property dialogs
►CPDFViewer	Use PDFViewCtrl for the entry file
CPDFUI
►CScrollWrap	Scroll bar container component, Controls the scrolling of a pdfviewer view
CDivScrollWrap	A basic class to create custom ScrollWrap with specified element
CTextSelectionTool	This class is used in text selection tools in <tooltip-layer>. For more details on usage please refer to this example: -examples{UIExtension/customize-text-selection-tool/index.html}
CDistributeAnnotController
CDocQuery	Represents a query targeting the entire PDF document. This interface defines the structure for querying the document level
CDocTextSearch	This class can construct text search in a PDF document
CDownloadFileService	A service to download files
CEmbeddedGotoActionData	Indicates that the destination thread is not in the current document
CEmbeddedGotoTargetData	The object numbers of the visible OCG layer nodes
CEmbeddedGotoTargetFileInfo	Represents the file information of an embedded go-to target
CExecuteActionData	Represents the data necessary for executing an action within a PDF document. This class extends ActionSpecification and adds additional properties needed for action execution
CExecuteActionOptions	Defines the options required for executing a PDF action in the viewer
CExportFileProgress	Represents the progress of a task
CExportFormOptions	Export form options
CExtFieldType	Extended type information for PDF form fields, with specific properties for different field types
CFieldFlagOptions
CFileSpec
CFileSpecData	Represents file specification data used for handling files
CFindReplaceAddon	Provides APIs to find or replace text in the PDF document
CFontMap	PDF page range object
CForeachDirective
CFormFieldQuery	Represents a query targeting a specific field in the PDF document. This interface defines the structure for querying a specific form field
CFormInputEvent	Represents a input event within a form
►CFormInteractionEvent	Represents an interaction event with a form
CFormKeyboardEvent	Represents a keyboard event within a form
CFormMouseEvent	Represents a mouse event with a form
CFormMouseWheelEvent	Represents a mouse wheel event within a form
CFormPasteEvent	Represents a paste event within a form
CFormInteractionEventFlags	Represents encapsulates flags for a form interaction event
CFormInteractionEventInterceptorOptions	Options for form interaction event interceptor
CGlyphs	Font glyphs object
CGotoActionData	Represents the data for a goto action, specifying the destination
►CGraphicsObject
CImageObject
CPathObject
CTextObject
CHandStateHandlerConfig
CHeaderFooter	PDF HeaderFooter object
CHideActionData	Represents the data for a hide action, specifying field names to hide and the hide state
►CIAnnotationSummary	Basic annotation summary
CILinkAnnotationSummary	Summaries of link annotation
►CIMarkupAnnotationSummary	Summaries of markup type annotations
CICaretAnnotationSummary	Summaries of caret type annotation
CICircleAnnotationSummary	Summaries of circle type annotation
CIFileAttachmentAnnotationSummary	Summaries of file attachment type annotation
►CIFreeTextAnnotationSummary	Summaries of freetext type annotation
CIFreeTextCalloutAnnotationSummary	Summaries of callout type annotation
CIFreeTextTextBoxAnnotationSummary	Summaries of text box type annotation
CIFreeTextTypewriterAnnotationSummary	Summaries of typewriter type annotation
CILineAnnotationSummary	Summaries of line annotation
CINoteAnnotationSummary	Summaries of Note annotation
CIPolygonAnnotationSummary	Summaries of polygon annotation
CIPolylineAnnotationSummary	Summaries of polyline annotation
CIRedactAnnotationSummary	Summaries of redact annotation
CISquareAnnotationSummary	Summaries of square annotation
►CITextMarkupAnnotationSummary	Summaries of text markup type annotation
CIHighlightAnnotationSummary	Summaries of highlight annotation
CIInkAnnotationSummary	Summaries of ink annotation
CISquigglyAnnotationSummary	Summaries of squiggly annotation
CIStrikeoutAnnotationSummary	Summaries of squiggly annotation
CIUnderlineAnnotationSummary	Summaries of underline annotation
CIContextMenuItem	This is an abstract contextmenu-item class. The various behaviors of the user-customized contextmenu-item can be encapsulated in its subclasses, and then its subclasses should be obtained from IContextMenu::getItem by the name to complete the contextmenu customization
CIDateTimePicker	An abstract class for implementing a date and time picker component.
CIdentityInfo	Represents identity information for digital stamps
CILayerNode	Describes the PDF layer node
CImageData	Image data used for overlay comparison, which can be obtained through PDFPage.render or CanvasRenderingContext2D.getImageData or CanvasRenderingContext2D.createImageData
CImportAnnotationsFileCollaborationData	An interface describes the collaboration data format of import annotation fdf,xfdf files
CImportAnnotationsFileOperationData	The data used to import annotations that includes base64 format data of the fdf, xfdf file
CImportDataActionData	Represents the data for an import data action, specifying the file to import
►CImportFormOptions	Import form options
CImportFormFromCSVOptions	Import form from CSV/TXT options
CIncludeExcludeMDPActionData	Filtering MDP action data
CInlineColorPickerComponent	Defines an inline color picker component Example: <form-group label="Select Color"> <inline-color-picker></inline-color-picker> </form-group>
CIPopupAnnotationSummary	Popup annotation summary
►CISignatureField	Interface representing a signature field in a PDF document
►CIFormSignatureField	Interface for handling form signature fields, extending ISignatureField
CPDFSignature	Represents a signature field in a PDF form, providing methods for verification and retrieval of signature information
CIXFASignatureField	Interface for handling XFA signature fields, extending ISignatureField
►CISignatureUI	Defines the interface for managing signature-related UI elements in document viewer applications
CXSignatureUI	The UIExtension implementation of ISignatureUI for managing signature-related UI elements
CISignDocDialog	Interface for handling the signature dialog
CISignedSignaturePropertiesDialog	Interface for displaying the properties of signed signature
CISignVerifiedResultDialog	Interface for displaying the result of verifing signature
►CIViewerUI	This class provides an ability for user to customize the several UI like contextmenu which may be triggered from PDFViewCtrl module, that stuffs should be customized like the example: new PDFViewer({ ...otherOptions, viewerUI: class extends PDFViewCtrl.IViewerUI { ...implementations } })
►CTinyViewerUI	The default built-in UI implementation for PDFViewCtrl module
CXViewerUI	This class provides an ability for user to customize the several UI like contextmenu which may be triggered from PDFViewCtrl module. You should customize that stuffs like the following example: new PDFUI({ viewerOptions: { viewerUI: new class extends UIExtension.XViewerUI { createContextMenu(owner, anchor, config) { // ... } } } })
CIViewMode	Layout of page view interface
CJavaScriptActionData	Represents the data for a JavaScript action, containing the JavaScript code to execute
CLaunchActionData	Represents the data for a launch action, specifying the file to launch
CLineThicknessValues	The line thickness of each compare type objects. By default, these values are 2 pt
CLoggerFactory	The LoggerFactory is a utility class producing Loggers for various logging APIs
CMarkingColorValues	The marking color(in 0xRRGGBB format) of each compare type objects
CMatrix	PDF matrix for coordinate transformation
CMKCaptionOptions	Options for captions in different widget states
CMKIconBitmap	Icon bitmap data
CMKIconFitOptions	Options for fitting icons to the widget bounds
CMKIconOptions	Icon options for different states of a form widget
CModular	Modular is an singleton class, you can access that instance via UIExtension.modular
CMoveActionOptions	Options for moving an additional action
CMoveAnnotsBetweenPageCollaborationData	Describes the data format used to collaborate the moving annotation action
CMoveAnnotsBetweenPageOperationData	Describes the the fromPageIndex, toPageIndex and annotation's data for move annotation operation
CMoveBookmarkEvent	Represents an event that occurs when a bookmark is moved
CMultimediaPlayer	An interface represents the necessary methods of multimedia player. The MultimediaPlayer object need to override its methods to implement the operations
COnProgressListener	Register a callback that is used to get data when the progress is updated
COpacityValues	The opacity of each compare type objects. The opacity is expressed as a percentage, and the default is 100%
COpenDateTimePickerOption	Options for opening the date and time picker
COpenFileParameter	Parameters to open file
COverlayComparisonOptions	Options for OverlayComparisonService.compareImageData
COverlayComparisonOptionsService
COverlayComparisonService	Overlay comparison function entry, this instance must be obtained through PDFViewer.getOverlayComparisonService method
COverlayComparisonTransformationOptions	Transformation parameters of the target image data
CPageEditorAddon	Provides page edit functionality for document operations within the UIExtension
►CPageGraphicsObject	Represents a graphics object within the PDF page
CImageGraphicObject	Represents a image object within the Page Editor
CPathGraphicObject	Represents a path object within the Page Editor
CShadingGraphicObject	Represents a shading object within the Page Editor
CTextGraphicObject	Represents a text object within the Page Editor
►CPageGraphicsObjectProperties	Defines common editable properties for page editing objects
CImageGraphicObjectProperties	Defines editable properties for image objects in the Page Editor
CPathGraphicObjectProperties	Defines editable properties for path objects in the Page Editor
CShadingGraphicObjectProperties	Defines editable properties for shading objects in the Page Editor
CTextGraphicObjectProperties	Defines editable properties for text objects in the Page Editor
CPageQuery	Represents a query targeting a specific page in the PDF document. This interface defines the structure for querying a specific page
CPageRange	PDF page range object
CPageTextSearch	Search result extractor
CPagingSealConfig	Represents the information for a paging seal signature
CPasteCutBookmarkInfo	Parameter of the callback function triggered when pasting a cut bookmark
CPDFDate	Represents a date and time in the PDF format. The following table lists the available pattern components for formatting and parsing dates:
CPDFDictionary
CPDFDocRender	The class that controls PDF document rendering
CPDFDocRendering
CPDFFormProperty< T >	Represents the properties of a PDF form field, encapsulating details about its availability, visibility, value presence, and the actual value
CPDFPage
CPDFPageBatchProcessor	Controls the start, flush, and end cycles of a batch processor, and calling property update methods within the batch processor declaration cycle can greatly improve performance
CPDFPageRender	PDF page renderer
CPDFPageRendering
CPDFPoint	The PDFPoint interface is the point information defined in pt, and PDFPoint {x:0,y:0} is in the left-bottom corner of the PDF page
CPDFRect	PDFRect is a definition of a rectangular range in units of point. Point (0,0) is at the left-bottom conner
►CPDFTextToSpeechSynthesis	The interface of the speech synthesizer. You need to implement all the methods and properties declared below when customizing the speech synthesizer
CAbstractPDFTextToSpeechSynthesis	An abstract class that provides template methods to simplify the implementation of custom speech synthesizers
►CPDFTextToSpeechSynthesisTemplate	Template methods to simplify the implementation of custom speech synthesizers
CAbstractPDFTextToSpeechSynthesis	An abstract class that provides template methods to simplify the implementation of custom speech synthesizers
CPDFTextToSpeechUtterance	The PDFTextToSpeechUtterance represents a speech request, It contains a piece of text content and the page number of the text content in the PDF document, as well as other relevant information
CPDFViewerRendering
CPDFViewPreference
CPPOInsertPageCollaborationData	Describes the format of ppo insert page collaboration action
CPPOInsertPageOperationData	Describes the information for PPO_INSERT_PAGE action
CPPOMovePageCollaborationData	Describes the collabroation data format of move page action
CPPOMovePageOperationData	Describes the format of ppo move page collaboration action
CPPORemovePageCollaborationData	Describes the format of ppo remove page collaboration action
CPPORemovePageOperationData	Describes which pageIndex need be removed
CPPORemovePagesCollaborationData	Describes the format of ppo remove page collaboration action
CPPORemovePagesOperationData	Describe the page range that needs to be removed
CPPORotatePageCollaborationData	Describes the format of ppo roate page collaboration action
CPPORotatePageOperationData	Describes the detail of rotate page operation
CPreConfiguredComponent	It's a simple & pre-configured high-order component
CPreviewInterface
CPrintUIXAddon	Represents the Print Addon in the UIExtension, allowing users to show a print dialog
CProgressComponent	The ProgressComponent is an interface class that represents a component for displaying the progress of a task. It can be used to provide a visual indication of the progress of a task that may take some time to complete
CProxy
CReadAloudAddon	Represents the Read Aloud Addon in the PDFUI, allowing users to have documents read aloud
CReadAloudOptions	Interface describing the options of the speech synthesizer, including volume, rate, etc
CReadAloudService	Read aloud feature service
CReadAloudTextInformation	Defines an interface for text content page number and text rectangle boundary information
CRect	Represents a rectangle defined by its left, right, top, and bottom coordinates
CRegisterPrintHandlerCallback	A callback function used to PDFViewer::registerPrintHandler
CRemoteGotoActionData	Represents the data for a remote goto action, specifying the file and destination
CRemoveAnnotationCollaborationData	Describes the data format used to collaborate remove annotation action
CRemoveAnnotationOperationData	Describes the data format for remove annotation
CRemoveReplyCollaborationData	Describes the data format of remove reply collaboration action
CRemoveReplyOperationData	Describes the details of remove reply operation
CResetFormActionData	Represents the data for a reset form action, specifying form fields and optional flags
CSeniorComponentFactory	The Factory class is used to create high-order components
CSeniorComponentSuperclassOptions	An interface describes configuration options to generate a senior component superclass
CSignatureAnnot	Represents a PDF form signature annotation component in the PDF viewer. This class is responsible for handling the PDF form signature annotation component's lifecycle, rendering, and context menu configuration
CSignatureFlowOptions	An interface that describes all configuration options of customize the signature flow
CSignatureInfomation	An interface declaration containing information related to the signature
CSignatureService	This class provides methods for customizing signature signing/verification behavior
CSignatureVerificationOptions	Options for configuring the verification process of PDF form signatures
CSignatureWorkflowService	This class is used to record the settings information required for signatures and custom verification handlers. The recorded information will be used in the SDK's built-in signature UI
CSignDocInfo	Signing settings for PDF signatures
CSignedFormSignatureInfo	Information regarding a signed form signature
CSignedXFASignatureInfo	Information regarding a signed XFA signature
CSigningSettings	Signing settings for PDF signatures
CSigningTimeFormat	The time format infomation
CSigningTimeFormatTimeZoneOptions	The time zone information
CSimpleEventEmitter
CSizeAnnotController
CSnapshot	Snapshot information, including the PDFPageRender it belongs to, the selected area, and the image data stream
CSnapshotInteraction	This is a built-in snapshot interaction class, and the application layer can inherit it to implement custom interaction logic
CSnapshotServer	Custom screenshot image storage service
CStampInfo	This interface describes the stamp infomation
CStampService	A singleton class, which can be obtained via PDFUI.getStampService. It can be used to obtain the currently selected stamp icon and monitor the switching action between stamp icons
CStampStateHandlerParams	An interface represents the parameter of STATE_HANDLER_CREATE_STAMP
CStateHandlerManager
►CStorageContext	Stores the context used to generate storage space names
CPDFViewerStorageContext	This is an extension of the StorageContext interface. Storage requests triggered by business layer code above the PDFViewerCtrl layer usually carry a PDFViewer instance. Therefore, this interface describes such a StorageContext
►CStorageDriver	Represents a storage driver
CIndexedDBStorageDriver	The default built-in storage driver solution based on IndexedDB since 9.2.0
CLocalStorageDriver	The storage driver solution based on localStorage
CStorageDriverChangeEvent< T >	Represents an event triggered when there is a change in the storage driver. T The type of the old and new values in the storage change event
CStorageDriverRemoveEvent	Represents an event triggered when a stored value is removed in the storage driver
CSubmitFormActionData	Represents the data for a submit form action, specifying form fields and the destination address
CTaskProgress	The TaskProgress interface defines a process manager
CTaskProgress< T extends TaskProgressData >	The TaskProgress interface which defines a process manager
CTaskProgressData	The TaskProgressData interface which defines the data in the progress of the task
CTextSearchMatch	The match result of text search
CTreeNodeData	Represents the data structure for a tree node
CTypingInkSignImageGenerator	An ink signature image generator that generates image data url from specific text content and font. This class provides importFontFamily API to import thirdparty fonts globally from remote what you needed
CUIFragmentOptions	An interface describe configuration options of UI fragment
►CUIXAddon	UIXAddon, an addon that relies on the UIExtension of Foxit PDF SDK for Web, is packaged separately into a JS file. The applications can load this addon as needed. This class defines the method templates what a UIXAddon needs to implement
CCustomDynamicStampAddon	Allows customization and management of dynamic stamps within PDF documents
CDigitalStampUIXAddon	Represents the Digital Stamp Addon in the UIExtension, allowing users to manage digital stamps
CFormDesignerAddon	This addon provides form designer functionality and form widget properties editing functionality
CThumbnail	Represents a Thumbnail Addon in the PDFUI
CUIXModule	A module constructed by Modular.module is collection of components and controllers. You can register a component class or a controller class into a module then you can use your component in template. An example for registering component class and usage:
CUndoRedoAddon	This addon provides comprehensive undo and redo operations at a global level within the document environment. It supports undoing and redoing actions related to bookmarks, annotations, and advanced editing (AdvEdit) functionalities. Users can efficiently revert or reapply changes made to bookmarks, annotations, and advanced editing tasks within the document, enhancing the overall control and flexibility of document management
CUnit	Unit object
CUnsignedFormSignatureInfo	Information regarding an unsigned form signature
CUnsignedXFASignatureInfo	Information regarding an unsigned form signature
CUpdateAnnotationCollaborationData	Describes the data format for update annotation action
CUpdateAnnotationOperationData	The data used to update annotations
CUpdateAnnotContentCollaborationData	Describe the data format of update annotation content collaboration action
CUpdateAnnotContentOperationData	Describes the details of update annotation content operation
CUpdateBookmarkPropertiesEvent	Represents an event that occurs when bookmark properties are updated
CURIActionData	Represents the data for a URI action
CUserCustomizeCollaborationData	The format of user cusomize collaboration data
CUserPermission	Assist in determining the permissions of the User_Permissions
CViewerAnnotManager	Viewer Annot Manager. The behavior of the default annot can be reset by registerMatchRule
CViewModeManager	View Mode Manager The default contains the following two viewmode continuous-view-mode: Continuous page mode single-page-view-mode: Single page mode
CVisibleType	Represents the visibility state of a PDF form widget, encapsulating information about whether the widget is hidden, can be printed, or is viewable by the user
CXFAWidgetInfo	An interface represents the information of widget
CZoomFitBBoxDestinationData	Destination data for zooming to fit the bounding box of the page contents within the window. ZoomFitBBoxDestinationData
CZoomFitBHorzDestinationData	Destination data for zooming to fit the width of the bounding box of the page contents to the window. The top parameter specifies the vertical distance from the page origin to the top edge of the window
CZoomFitBVertDestinationData	Destination data for zooming to fit the height of the page vertically. The left parameter specifies the horizontal distance from the page origin to the left edge of the window. ZoomFitBVertDestinationData
CZoomFitHorzDestinationData	Destination data for zooming to fit the width of the page to the window. The top parameter specifies the vertical distance from the page origin to the top edge of the window. This is equivalent to using a fit rect destination with a rectangle that spans the full width of the page, where both y-coordinates are set to the specified top value. ZoomFitHorzDestinationData
CZoomFitPageDestinationData	Destination data for zooming to fit the entire page within the window. This is equivalent to specifying a fit rect destination where the rectangle corresponds to the crop box of the page, ensuring the entire page is visible
CZoomFitRectDestinationData	Destination data for zooming to fit a specific rectangular area on the page. ZoomFitRectDestinationData
CZoomFitVertDestinationData	Destination data for zooming to fit the height of the page to the window. The 'left' parameter specifies the horizontal position from the page origin to the left edge of the window. This is equivalent to a FitRect destination where the rectangle has the full height of the page and both x-coordinates are set to the 'left' value. ZoomFitVertDestinationData
CZoomXYZDestinationData	Destination data for zooming to a specific position with a defined zoom factor. The 'left' and 'top' parameters specify the distance from the origin of the page to the top-left corner of the window. The 'zoomFactor' parameter specifies the magnification level, where 1.0 represents 100% magnification. If any of the 'left', 'top', or 'zoomFactor' parameters are null, the current value of that parameter is retained. For example, specifying a view destination of /View [/XYZ NULL NULL NULL] will navigate to the specified page while maintaining the current horizontal position, vertical position, and zoom level. A 'zoomFactor' of 0 is equivalent to null. ZoomXYZDestinationData