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@@ -129,6 +129,7 @@ class NCViewerPDF: UIViewController, NCViewerPDFSearchDelegate {
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NotificationCenter.default.addObserver(self, selector: #selector(viewUnload), name: NSNotification.Name(rawValue: NCGlobal.shared.notificationCenterMenuDetailClose), object: nil)
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NotificationCenter.default.addObserver(self, selector: #selector(searchText), name: NSNotification.Name(rawValue: NCGlobal.shared.notificationCenterMenuSearchTextPDF), object: nil)
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NotificationCenter.default.addObserver(self, selector: #selector(direction(_:)), name: NSNotification.Name(rawValue: NCGlobal.shared.notificationCenterMenuPDFDisplayDirection), object: nil)
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+ NotificationCenter.default.addObserver(self, selector: #selector(goToPage), name: NSNotification.Name(rawValue: NCGlobal.shared.notificationCenterMenuGotToPageInPDF), object: nil)
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NotificationCenter.default.addObserver(self, selector: #selector(handlePageChange), name: Notification.Name.PDFViewPageChanged, object: nil)
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//
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@@ -149,6 +150,9 @@ class NCViewerPDF: UIViewController, NCViewerPDFSearchDelegate {
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NotificationCenter.default.removeObserver(self, name: NSNotification.Name(rawValue: NCGlobal.shared.notificationCenterMenuDetailClose), object: nil)
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NotificationCenter.default.removeObserver(self, name: NSNotification.Name(rawValue: NCGlobal.shared.notificationCenterMenuSearchTextPDF), object: nil)
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+ NotificationCenter.default.removeObserver(self, name: NSNotification.Name(rawValue: NCGlobal.shared.notificationCenterMenuPDFDisplayDirection), object: nil)
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+ NotificationCenter.default.removeObserver(self, name: NSNotification.Name(rawValue: NCGlobal.shared.notificationCenterMenuGotToPageInPDF), object: nil)
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+
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NotificationCenter.default.removeObserver(self, name: Notification.Name.PDFViewPageChanged, object: nil)
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}
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@@ -208,6 +212,7 @@ class NCViewerPDF: UIViewController, NCViewerPDFSearchDelegate {
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}
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@objc func renameFile(_ notification: NSNotification) {
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+
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if let userInfo = notification.userInfo as NSDictionary? {
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if let ocId = userInfo["ocId"] as? String, let metadata = NCManageDatabase.shared.getMetadataFromOcId(ocId) {
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@@ -230,6 +235,7 @@ class NCViewerPDF: UIViewController, NCViewerPDFSearchDelegate {
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}
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@objc func direction(_ notification: NSNotification) {
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+
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if let userInfo = notification.userInfo as NSDictionary? {
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if let direction = userInfo["direction"] as? PDFDisplayDirection {
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pdfView.displayDirection = direction
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@@ -239,6 +245,28 @@ class NCViewerPDF: UIViewController, NCViewerPDFSearchDelegate {
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}
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}
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+ @objc func goToPage() {
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+
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+ guard let pdfDocument = pdfView.document else { return }
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+
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+ let alertMessage = NSString(format: NSLocalizedString("_this_document_has_%@_pages_", comment: "") as NSString, "\(pdfDocument.pageCount)") as String
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+ let alertController = UIAlertController(title: NSLocalizedString("_go_to_page_", comment: ""), message: alertMessage, preferredStyle: .alert)
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+ alertController.addAction(UIAlertAction(title: NSLocalizedString("_cancel_", comment: ""), style: .cancel, handler: nil))
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+
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+ alertController.addTextField(configurationHandler: { textField in
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+ textField.placeholder = NSLocalizedString("_page_", comment: "")
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+ textField.keyboardType = .decimalPad
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+ })
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+
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+ alertController.addAction(UIAlertAction(title: NSLocalizedString("_ok_", comment: ""), style: .default, handler: { [unowned self] _ in
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+ if let pageLabel = alertController.textFields?.first?.text {
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+ self.selectPage(with: pageLabel)
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+ }
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+ }))
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+
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+ self.present(alertController, animated: true)
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+ }
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+
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//MARK: - Action
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@objc func openMenuMore() {
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@@ -286,8 +314,28 @@ class NCViewerPDF: UIViewController, NCViewerPDFSearchDelegate {
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}
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func searchPdfSelection(_ pdfSelection: PDFSelection) {
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+
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pdfSelection.color = .yellow
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pdfView.currentSelection = pdfSelection
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pdfView.go(to: pdfSelection)
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}
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+
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+ private func selectPage(with label:String) {
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+
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+ guard let pdf = pdfView.document else { return }
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+
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+ if let pageNr = Int(label) {
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+ if pageNr > 0 && pageNr <= pdf.pageCount {
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+ if let page = pdf.page(at: pageNr - 1) {
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+ self.pdfView.go(to: page)
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+ }
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+ } else {
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+ let alertController = UIAlertController(title: NSLocalizedString("_invalid_page_", comment: ""),
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+ message: NSLocalizedString("_the_entered_page_number_doesn't_exist_", comment: ""),
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+ preferredStyle: .alert)
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+ alertController.addAction(UIAlertAction(title: NSLocalizedString("_ok_", comment: ""), style: .default, handler: nil))
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+ self.present(alertController, animated: true, completion: nil)
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+ }
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+ }
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+ }
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}
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marinofaggiana
