document
fun documentListeners(onDocumentLoaded: (PdfDocument) -> Unit? = {}, onDocumentLoadFailed: (Throwable) -> Unit? = {}, onDocumentSave: (PdfDocument, DocumentSaveOptions) -> Boolean? = { _, _ -> true }, onDocumentSaved: (PdfDocument) -> Unit? = { _ -> }, onDocumentSaveFailed: (PdfDocument, Throwable) -> Unit? = { _, _ -> }, onDocumentSaveCancelled: (PdfDocument?) -> Unit? = { _ -> }, onPageClick: (PdfDocument, Int, MotionEvent?, PointF?, Annotation?) -> Boolean? = { _, _, _, _, _ -> false }, onDocumentClick: () -> Boolean? = { false }, onPageChanged: (PdfDocument, Int) -> Unit? = { _, _ -> }, onDocumentZoomed: (PdfDocument, Int, Float) -> Unit? = { _, _, _ -> }, onPageUpdated: (PdfDocument, Int) -> Unit? = { _, _ -> }): DocumentListener
Creates a DocumentListener with configurable callbacks for document events.
Return
A configured DocumentListener instance.
Parameters
on
Called when the document is successfully loaded.
on
Called when document loading fails.
on
Called before document save, return true to proceed with save.
on
Called after document is successfully saved.
on
Called when document save fails.
on
Called when document save is cancelled.
on
Called when a page is clicked, return true to consume the event.
on
Called when the document area is clicked, return true to consume.
on
Called when the visible page changes.
on
Called when the document zoom level changes.
on
Called when a page is updated.