From 100ad0da00f2a5cea13508abc0c3a8c644095d65 Mon Sep 17 00:00:00 2001
From: Bob Zeleznik <zzzman@gmail.com>
Date: Sat, 2 May 2020 14:31:16 -0400
Subject: turn off targetDropAction when dropping in same colleciton.  cleaned
 up PresBox stuff to use single template to render all contents (which are
 otherwise unmodified).

---
 src/client/util/DragManager.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/client/util')

diff --git a/src/client/util/DragManager.ts b/src/client/util/DragManager.ts
index c06ad3d60..041f2fc2c 100644
--- a/src/client/util/DragManager.ts
+++ b/src/client/util/DragManager.ts
@@ -185,7 +185,8 @@ export namespace DragManager {
     export function MakeDropTarget(
         element: HTMLElement,
         dropFunc: (e: Event, de: DropEvent) => void,
-        doc?: Doc
+        doc?: Doc,
+        preDropFunc?: (e: Event, de: DropEvent) => void,
     ): DragDropDisposer {
         if ("canDrop" in element.dataset) {
             throw new Error(
@@ -199,6 +200,7 @@ export namespace DragManager {
             if (de.complete.docDragData && doc?.targetDropAction) {
                 de.complete.docDragData.dropAction = StrCast(doc.targetDropAction) as dropActionType;
             }
+            preDropFunc?.(e, de);
         };
         element.addEventListener("dashOnDrop", handler);
         doc && element.addEventListener("dashPreDrop", preDropHandler);
-- 
cgit v1.2.3-70-g09d2