From 04f789cdbdb8e50511efdf97c900f7f83662eedb Mon Sep 17 00:00:00 2001
From: Ian Coleman <coleman.ian@gmail.com>
Date: Thu, 25 Sep 2014 10:32:50 +1000
Subject: Update only happens when phrase is changed

ie not on keyup where the key is ctrl or arrow-key etc.
---
 bip39-standalone.html | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

(limited to 'bip39-standalone.html')

diff --git a/bip39-standalone.html b/bip39-standalone.html
index 591cdce..9bc6e88 100644
--- a/bip39-standalone.html
+++ b/bip39-standalone.html
@@ -22733,6 +22733,8 @@ WORDLISTS = {
     DOM.privateKeyToggle = $(".private-key-toggle");
 
     var derivationPath = DOM.bip44path.val();
+    var currentPhrase = DOM.phrase.val();
+    var currentPassphrase = DOM.passphrase.val();
 
     function init() {
         // Events
@@ -22757,6 +22759,9 @@ WORDLISTS = {
     // Event handlers
 
     function delayedPhraseChanged() {
+        if (!hasChanged()) {
+            return;
+        }
         hideValidationError();
         showPending();
         if (phraseChangeTimeoutEvent != null) {
@@ -22786,6 +22791,9 @@ WORDLISTS = {
         calcBip32Seed(phrase, passphrase, derivationPath);
         displayBip32Info();
         hidePending();
+        // Set current state so we only update as needed
+        currentPhrase = phrase;
+        currentPassphrase = passphrase;
     }
 
     function generateClicked() {
@@ -22807,7 +22815,9 @@ WORDLISTS = {
     }
 
     function derivationChanged() {
-        delayedPhraseChanged();
+        hideValidationError();
+        showPending();
+        setTimeout(phraseChanged, 50);
     }
 
     function bip32Changed() {
@@ -23036,6 +23046,12 @@ WORDLISTS = {
             .hide();
     }
 
+    function hasChanged() {
+        var phraseChanged = DOM.phrase.val() != currentPhrase;
+        var passphraseChanged = DOM.passphrase.val() != currentPassphrase;
+        return phraseChanged || passphraseChanged;
+    }
+
     init();
 
 })();
-- 
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