Added logic fon validation only visible fields on the dialog

Author: ProkopovVitaliy

src/com/magento/idea/magento2plugin/actions/generation/dialog/AbstractDialog.java

@@ -119,7 +119,7 @@ protected void clearValidationHighlighting() {
      * @return List[FieldValidationData]
      */
     protected List<FieldValidationData> getFieldsToValidate() {
-        return new LinkedList<>(fieldsValidationsList);
+        return getAvailableForFiltering(fieldsValidationsList);
     }
 
     /**
@@ -235,4 +235,30 @@ private int getParentTabPaneForComponent(final @NotNull Container component) {
 
         return getParentTabPaneForComponent(parent);
     }
+
+    /**
+     * Returns only available for validation field.
+     *
+     * @param allFields List
+     *
+     * @return List
+     */
+    private List<FieldValidationData> getAvailableForFiltering(
+            final @NotNull List<FieldValidationData> allFields
+    ) {
+        final List<FieldValidationData> result = new LinkedList<>();
+
+        for (final FieldValidationData fieldValidationData : allFields) {
+            final JComponent component = ExtractComponentFromFieldUtil.extract(
+                    fieldValidationData.getField(),
+                    this
+            );
+
+            if (component != null && component.isVisible() && component.getParent().isVisible()) {
+                result.add(fieldValidationData);
+            }
+        }
+
+        return result;
+    }
 }