【数字签名】按钮状态调整

PDF Office/PDF Master/Class/PDFWindowController/ViewController/KMMainViewController+Action.swift

@@ -4605,6 +4605,7 @@ extension KMMainViewController : KMMainToolbarControllerDelegate {
                 } else if itemID == KMDocumentDigitalSignToolbarItemIdentifier {
                     self.listView.toolMode = .textToolMode
                     toolbarItem.isSelected = !toolbarItem.isSelected
+                    self.toolbarController.lastItemBox = toolbarItem
                     if toolbarItem.isSelected {
                         FMTrackEventManager.defaultManager.trackEvent(event: "Tbr", withProperties: ["Tbr_Btn": "Btn_Tbr_DigitalSignature"])
                     }