Toggling staticGrid allows dragging in again

fix #1761
* we now re-enable the drag enter events when staticGrid is false
* updated static demo to show drag in behavior as well.

fix #1760 failing to check for null element in my last check-in.

Author: adumesny

demo/demo.css

@@ -31,4 +31,32 @@ h1 {
   color: #2c3e50;
   text-align: center;
   background-color: #18bc9c;
-}
+}
+
+.grid-stack-item-removing {
+  opacity: 0.5;
+}
+.trash {
+  height: 100px;
+  background: rgba(255, 0, 0, 0.1) center center url(data:image/svg+xml;utf8;base64,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) no-repeat;
+}
+.sidebar {
+  background: rgba(0, 255, 0, 0.1);
+  padding: 25px 0;
+  height: 100px;
+  text-align: center;
+}
+.sidebar .grid-stack-item {
+  width: 120px;
+  height: 50px;
+  border: 2px dashed green;
+  text-align: center;
+  line-height: 35px;
+  z-index: 10;
+  background: rgba(0, 255, 0, 0.1);
+  cursor: default;
+  display: inline-block;
+}
+.sidebar .grid-stack-item .grid-stack-item-content {
+  background: none;
+}

demo/static.html

@@ -14,19 +14,32 @@
   <div class="container-fluid">
     <h1>Static vs can move/drag Demo</h1>
     <p>we start with a static grid (no drag&drop initialized) with button to make it editable.</p>
+
+    <div class="sidebar" style="height:50px">
+      <div class="grid-stack-item">
+        <div class="grid-stack-item-content">Drag me</div>
+      </div>
+      <div class="grid-stack-item" gs-w="2" gs-h="1" gs-max-w="3">
+        <div class="grid-stack-item-content">2x1, max=3</div>
+      </div>
+    </div>
     <div>
       <a class="btn btn-primary" onClick="grid.setStatic(true)" href="#">Static</a>
       <a class="btn btn-primary" onclick="grid.setStatic(false)" id="float" href="#">Editable</a>
     </div>
-    <br><br>
-    <div class="grid-stack" gs-static="true"></div>
+    <div class="grid-stack"></div>
   </div>
   <script src="events.js"></script>
   <script type="text/javascript">
     let grid = GridStack.init({
       float: true,
       cellHeight: 70,
-      //staticGrid: true // same but testing gs above
+      acceptWidgets: true,
+      removable: true,
+      // old way, use global setupDragIn() instead
+      // dragIn: '.sidebar .grid-stack-item', // add draggable to class
+      // dragInOptions: { revert: 'invalid', scroll: false, appendTo: 'body', helper: 'clone' },
+      staticGrid: true
     });
     addEvents(grid);
 
@@ -39,6 +52,11 @@ <h1>Static vs can move/drag Demo</h1>
     ];
     grid.load(serializedData, true);
 
+    GridStack.setupDragIn('.sidebar .grid-stack-item', { revert: 'invalid', scroll: false, appendTo: 'body', helper: 'clone' });
+
+    // TEST enable after disabled
+    // grid.setStatic(false);
+
   </script>
 </body>
 </html>

demo/two.html

@@ -11,37 +11,6 @@
   <link rel="stylesheet" href="../dist/gridstack-extra.css"/>
 
   <script src="../dist/gridstack-h5.js"></script>
-
-  <style type="text/css">
-    .grid-stack-item-removing {
-      opacity: 0.5;
-    }
-    .trash {
-      height: 150px;
-      margin-bottom: 20px;
-      background: rgba(255, 0, 0, 0.1) center center url(data:image/svg+xml;utf8;base64,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) no-repeat;
-    }
-    .sidebar {
-      background: rgba(0, 255, 0, 0.1);
-      height: 150px;
-      padding: 25px 0;
-      text-align: center;
-    }
-    .sidebar .grid-stack-item {
-      width: 120px;
-      height: 50px;
-      border: 2px dashed green;
-      text-align: center;
-      line-height: 35px;
-      z-index: 10;
-      background: rgba(0, 255, 0, 0.1);
-      cursor: default;
-      display: inline-block;
-    }
-    .sidebar .grid-stack-item .grid-stack-item-content {
-      background: none;
-    }
-  </style>
 </head>
 <body>
   <div class="container-fluid">
@@ -66,7 +35,7 @@ <h1>Two grids demo</h1>
       </div>
     </div>
 
-    <div class="row">
+    <div class="row" style="margin-top: 20px">
       <div class="col-md-6">
         <a onClick="toggleFloat(this, 0)" class="btn btn-primary" href="#">float: false</a>
         <a onClick="compact(0)" class="btn btn-primary" href="#">Compact</a>
@@ -90,7 +59,7 @@ <h1>Two grids demo</h1>
       // dragIn: '.sidebar .grid-stack-item', // add draggable to class
       // dragInOptions: { revert: 'invalid', scroll: false, appendTo: 'body', helper: 'clone' }, // clone
       removable: '.trash', // true or drag-out delete class
-      acceptWidgets: function(el) { return true; } // function example, else can be simple: true | false | '.someClass' value
+      acceptWidgets: function(el) { return true; } // function example, but can also be: true | false | '.someClass' value
     };
     let grids = GridStack.initAll(options);
     grids[1].float(true);

doc/CHANGES.md

@@ -60,6 +60,7 @@ Change log
 ## 4.2.3-dev
 
 * fix [#1760](https://github.com/gridstack/gridstack.js/issues/1760) `removable:true` working again (broke in 4.x)
+* fix [#1761](https://github.com/gridstack/gridstack.js/issues/1761) `staticGrid(false)` will now enable drag in behavior (if set)
 
 ## 4.2.3 (2021-5-8)
 

src/gridstack-dd.ts

@@ -74,7 +74,12 @@ export abstract class GridStackDD extends GridStackDDI {
 
 /** @internal called to add drag over to support widgets being added externally */
 GridStack.prototype._setupAcceptWidget = function(): GridStack {
-  if (this.opts.staticGrid) return this;
+
+  // check if we need to disable things
+  if (this.opts.staticGrid || !this.opts.acceptWidgets) {
+    GridStackDD.get().droppable(this.el, 'destroy');
+    return this;
+  }
 
   // vars shared across all methods
   let gridPos: MousePosition;
@@ -292,7 +297,7 @@ GridStack.prototype._setupAcceptWidget = function(): GridStack {
 
 /** @internal mark item for removal */
 function _itemRemoving(el: GridItemHTMLElement, remove: boolean) {
-  let node = el.gridstackNode;
+  let node = el ? el.gridstackNode : undefined;
   if (!node || !node.grid) return;
   remove ? node._isAboutToRemove = true : delete node._isAboutToRemove;
   remove ? el.classList.add('grid-stack-item-removing') : el.classList.remove('grid-stack-item-removing');

src/gridstack.ts

@@ -951,7 +951,9 @@ export class GridStack {
   public setStatic(val: boolean): GridStack {
     if (this.opts.staticGrid === val) return this;
     this.opts.staticGrid = val;
-    this.engine.nodes.forEach(n => this._prepareDragDropByNode(n)); // either delete Drag&drop or initialize it
+    this._setupRemoveDrop();
+    this._setupAcceptWidget();
+    this.engine.nodes.forEach(n => this._prepareDragDropByNode(n)); // either delete or init Drag&drop
     this._setStaticClass();
     return this;
   }