feat: keepOverlay

Author: hunterliu1003

dist/VueFinalModal.esm.js

@@ -195,6 +195,14 @@ CSS transition applied to the modal overlay.
 
 </show-code>
 
+## `keep-overlay`
+
+- Type: `Boolean`
+- Default: `false`
+
+If `keep-overlay` is `false`, the overlay will be removed when open multiple modals.
+If `keep-overlay` is `true`, the overlay will not be removed when open multiple modals.
+
 ## `lock-scroll`
 
 - Type: `Boolean`

dist/VueFinalModal.esm.js.map

@@ -134,6 +134,7 @@ export default {
     },
     transition: { type: [String, Object], default: 'vfm' },
     overlayTransition: { type: [String, Object], default: 'vfm' },
+    keepOverlay: { type: Boolean, default: false },
     zIndexAuto: { type: Boolean, default: true },
     zIndexBase: { type: [String, Number], default: 1000 },
     zIndex: { type: [Boolean, String, Number], default: false },
@@ -384,7 +385,7 @@ export default {
               if (vm.getAttachElement() === target) {
                 // if vm and this have the same attach element
                 vm.modalStackIndex.value = index
-                vm.visibility.overlay = false
+                !vm.props.keepOverlay && (vm.visibility.overlay = false)
               }
             })
 

dist/VueFinalModal.umd.js

@@ -17,6 +17,7 @@
       "attach",
       "transition",
       "overlay-transition",
+      "keep-overlay",
       "z-index-auto",
       "z-index-base",
       "z-index",