dialog.js in trestle-0.9.6

- old
+ new

@@ -18,18 +18,23 @@
   $el.modal({
     show: false,
     focus: false
   })
 
-  // Remove dialog elements once hidden
   $el.on('hidden.bs.modal', function () {
+    // Restore modal-open class on body if background modals still visible
+    if ($el.prevAll('.modal.show').length) {
+      $(document.body).addClass('modal-open')
+    }
+
+    // Remove dialog elements once hidden
     $el.remove()
   })
 
   // Restore the next visible modal to the foreground
   $el.on('hide.bs.modal', function () {
-    $el.prevAll('.modal.in').last().removeClass('background')
+    $el.prevAll('.modal.show').last().removeClass('background')
   })
 
   // Set X-Trestle-Dialog header on AJAX requests initiated from the dialog
   $el.on('ajax:beforeSend', '[data-remote]', function (e) {
     const xhr = e.detail[0]
@@ -118,10 +123,10 @@
 
   show () {
     this.$el.modal('show')
 
     // Background any existing visible modals
-    this.$el.prevAll('.modal.in').addClass('background')
+    this.$el.prevAll('.modal.show').addClass('background')
   }
 
   hide () {
     this.$el.modal('hide')
   }