159 lines
6.3 KiB
Swift
159 lines
6.3 KiB
Swift
//
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// FindInteractionChannelDelegate.swift
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// flutter_inappwebview
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//
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// Created by Lorenzo Pichilli on 07/10/22.
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//
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import Foundation
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public class FindInteractionChannelDelegate : ChannelDelegate {
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private weak var findInteractionController: FindInteractionController?
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public init(findInteractionController: FindInteractionController, channel: FlutterMethodChannel) {
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super.init(channel: channel)
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self.findInteractionController = findInteractionController
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}
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public override func handle(_ call: FlutterMethodCall, result: @escaping FlutterResult) {
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let arguments = call.arguments as? NSDictionary
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switch call.method {
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case "findAll":
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if let findInteractionController = findInteractionController {
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let find = arguments!["find"] as! String
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findInteractionController.findAll(find: find, completionHandler: {(value, error) in
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if error != nil {
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result(FlutterError(code: "FindInteractionChannelDelegate", message: error?.localizedDescription, details: nil))
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return
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}
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result(true)
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})
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} else {
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result(false)
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}
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break
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case "findNext":
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if let findInteractionController = findInteractionController {
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let forward = arguments!["forward"] as! Bool
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findInteractionController.findNext(forward: forward, completionHandler: {(value, error) in
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if error != nil {
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result(FlutterError(code: "FindInteractionChannelDelegate", message: error?.localizedDescription, details: nil))
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return
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}
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result(true)
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})
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} else {
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result(false)
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}
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break
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case "clearMatches":
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if let findInteractionController = findInteractionController {
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findInteractionController.clearMatches(completionHandler: {(value, error) in
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if error != nil {
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result(FlutterError(code: "FindInteractionChannelDelegate", message: error?.localizedDescription, details: nil))
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return
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}
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result(true)
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})
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} else {
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result(false)
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}
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break
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case "setSearchText":
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if let findInteractionController = findInteractionController {
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let searchText = arguments!["searchText"] as? String
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findInteractionController.searchText = searchText
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result(true)
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} else {
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result(false)
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}
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break
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case "getSearchText":
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result(findInteractionController?.searchText)
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break
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case "isFindNavigatorVisible":
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if #available(iOS 16.0, *) {
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if let interaction = findInteractionController?.webView?.findInteraction {
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result(interaction.isFindNavigatorVisible)
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} else {
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result(false)
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}
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} else {
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result(false)
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}
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break
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case "updateResultCount":
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if #available(iOS 16.0, *) {
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if let interaction = findInteractionController?.webView?.findInteraction {
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interaction.updateResultCount()
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result(true)
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} else {
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result(false)
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}
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} else {
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result(false)
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}
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break
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case "presentFindNavigator":
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if #available(iOS 16.0, *) {
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if let interaction = findInteractionController?.webView?.findInteraction {
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interaction.presentFindNavigator(showingReplace: false)
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result(true)
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} else {
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result(false)
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}
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} else {
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result(false)
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}
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break
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case "dismissFindNavigator":
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if #available(iOS 16.0, *) {
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if let interaction = findInteractionController?.webView?.findInteraction {
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interaction.dismissFindNavigator()
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result(true)
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} else {
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result(false)
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}
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} else {
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result(false)
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}
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break
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case "getActiveFindSession":
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if let findInteractionController = findInteractionController {
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result(findInteractionController.activeFindSession?.toMap())
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} else {
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result(nil)
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}
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break
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default:
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result(FlutterMethodNotImplemented)
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break
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}
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}
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public func onFindResultReceived(activeMatchOrdinal: Int, numberOfMatches: Int, isDoneCounting: Bool) {
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if isDoneCounting, let findInteractionController = findInteractionController {
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findInteractionController.activeFindSession = FindSession(resultCount: numberOfMatches,
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highlightedResultIndex: activeMatchOrdinal,
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searchResultDisplayStyle: 2) // matches UIFindSession.SearchResultDisplayStyle.none
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}
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let arguments: [String : Any?] = [
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"activeMatchOrdinal": activeMatchOrdinal,
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"numberOfMatches": numberOfMatches,
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"isDoneCounting": isDoneCounting
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]
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channel?.invokeMethod("onFindResultReceived", arguments: arguments)
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}
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public override func dispose() {
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super.dispose()
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findInteractionController = nil
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}
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deinit {
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dispose()
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}
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}
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