fix navigation top control

src/js/controllers/backup.js

@@ -7,15 +7,22 @@ angular.module('copayApp.controllers').controller('backupController',
     var fc = profileService.focusedClient;
     var customWords = [];
     var mnemonic = null;
-    self.xPrivKey = null;
-    self.step1 = true;
-    self.step2 = false;
-    self.step3 = false;
-    self.step4 = false;
-    self.deleted = false;
-    self.credentialsEncrypted = false;
-    self.selectComplete = false;
-    self.backupError = false;
+
+    function init() {
+      customWords = [];
+      mnemonic = null;
+      self.xPrivKey = null;
+      self.step1 = true;
+      self.step2 = false;
+      self.step3 = false;
+      self.step4 = false;
+      self.deleted = false;
+      self.credentialsEncrypted = false;
+      self.selectComplete = false;
+      self.backupError = false;
+    }
+
+    init();
 
     if (fc.credentials && !fc.credentials.mnemonicEncrypted && !fc.credentials.mnemonic)
       self.deleted = true;
@@ -33,6 +40,21 @@ angular.module('copayApp.controllers').controller('backupController',
       return mnemonic;
     }
 
+    self.goToStep = function() {
+      if (self.step2) {
+        self.goToStep1();
+      } else if (self.step3) {
+        self.goToStep2();
+      }
+    }
+
+    self.goToStep1 = function() {
+      init();
+      $timeout(function() {
+        $scope.$apply();
+      }, 1);
+    }
+
     self.goToStep2 = function() {
       self.step1 = false;
       self.step2 = true;

src/js/controllers/index.js

@@ -9,6 +9,7 @@ angular.module('copayApp.controllers').controller('indexController', function($r
   self.onGoingProcess = {};
   self.historyShowLimit = 10;
   self.updatingTxHistory = {};
+  self.prevState = 'walletHome';
 
   function strip(number) {
     return (parseFloat(number.toPrecision(12)));
@@ -729,7 +730,7 @@ angular.module('copayApp.controllers').controller('indexController', function($r
             _creator = '';
 
             if (it.actions && it.actions.length > 1) {
-              for (var i = 0; i < it.actions.length; i++) { 
+              for (var i = 0; i < it.actions.length; i++) {
                 _copayers += it.actions[i].copayerName + ':' + it.actions[i].type + ' - ';
               }
               _creator = (it.creatorName && it.creatorName != 'undefined') ? it.creatorName : '';
@@ -1097,6 +1098,10 @@ angular.module('copayApp.controllers').controller('indexController', function($r
     });
   };
 
+  $rootScope.$on('$stateChangeSuccess', function(ev, to, toParams, from, fromParams) {
+    self.prevState = from.name || 'walletHome';
+  });
+
   $rootScope.$on('Local/ClearHistory', function(event) {
     $log.debug('The wallet transaction history has been deleted');
     self.txHistory = self.completeHistory = [];