From 07475cfaf574ed68e347f1bb5940e040b38d71ff Mon Sep 17 00:00:00 2001
From: jahorton <jahorton@sil.org>
Date: Tue, 7 Apr 2020 10:30:31 +0700
Subject: [PATCH] fix(ios): globe key 'longpress' workaround

---
 .../KeymanEngine/Classes/KeymanWebViewController.swift     | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/ios/engine/KMEI/KeymanEngine/Classes/KeymanWebViewController.swift b/ios/engine/KMEI/KeymanEngine/Classes/KeymanWebViewController.swift
index b7781c044e..c724868086 100644
--- a/ios/engine/KMEI/KeymanEngine/Classes/KeymanWebViewController.swift
+++ b/ios/engine/KMEI/KeymanEngine/Classes/KeymanWebViewController.swift
@@ -449,9 +449,12 @@ extension KeymanWebViewController: WKScriptMessageHandler {
 
       self.touchHoldBegan()
     } else if fragment.hasPrefix("#menuKeyDown-") {
+      perform(#selector(self.menuKeyHeld), with: self, afterDelay: 0.5)
       menuKeyDown(self)
       delegate?.menuKeyDown(self)
     } else if fragment.hasPrefix("#menuKeyUp-") {
+      // Blocks summoning the globe-key menu for quick taps.  (Hence the 0.5 delay.)
+      NSObject.cancelPreviousPerformRequests(withTarget: self, selector: #selector(self.menuKeyHeld), object: self)
       menuKeyUp(self)
       delegate?.menuKeyUp(self)
     } else if fragment.hasPrefix("#hideKeyboard-") {
@@ -834,6 +837,10 @@ extension KeymanWebViewController: UIGestureRecognizerDelegate {
     setPopupVisible(true)
   }
 
+  @objc func menuKeyHeld(_ keymanWeb: KeymanWebViewController) {
+    self.delegate?.menuKeyHeld(self)
+  }
+
   @objc func subKeyButtonClick(_ sender: UIButton) {
     let keyIndex = sender.tag
     if keyIndex < subKeyIDs.count && keyIndex < subKeyTexts.count {