app/assets/stylesheets/alchemy/buttons.scss in alchemy_cms-4.2.4 vs app/assets/stylesheets/alchemy/buttons.scss in alchemy_cms-4.3.0

@@ -31,10 +31,18 @@
     position: relative;
     top: -1px;
     margin-right: 2 * $default-margin;
     color: inherit;
   }
+
+  &[disabled] {
+    cursor: not-allowed;
+
+    & + label {
+      display: none;
+    }
+  }
 }
 
 .icon_button {
   width: 27px;
   height: 27px;
@@ -77,17 +85,22 @@
 
       .icon { color: inherit }
     }
   }
 
-  &.disabled {
+  &.disabled,
+  &[disabled] {
 
     span {
       opacity: 0.3;
       cursor: not-allowed;
     }
 
+    i {
+      opacity: 0.3;
+    }
+
     &:hover {
       cursor: not-allowed;
     }
   }
 
@@ -119,10 +132,10 @@
   display: inline-block;
   text-align: center;
   margin: 0 2*$default-margin;
 
   &.active, &:active, &:hover {
-   .icon_button {
+   .icon_button:not([disabled]) {
       background-color: $default-border-color;
       cursor: pointer;
     }
   }