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commit 7b4f16e23324b39961294dcce886019e512d456f
parent 2e2f7e3f84d633d6c24e3e2879e9a6e2abbfe0d5
Author: Dan Stillman <dstillman@zotero.org>
Date:   Sat, 29 Oct 2011 15:50:57 -0400

Show the + symbol when dragging items between collections or libraries

TODO: don't show symbol when the item can't be dropped

Diffstat:
M
chrome/content/zotero/xpcom/collectionTreeView.js
 | 
5
+++++

1 file changed, 5 insertions(+), 0 deletions(-)
diff --git a/chrome/content/zotero/xpcom/collectionTreeView.js b/chrome/content/zotero/xpcom/collectionTreeView.js
@@ -1189,6 +1189,7 @@ Zotero.CollectionTreeView.prototype.canDrop = function(row, orient, dragData)
 	if (!dragData || !dragData.data) {
 		var dragData = Zotero.DragDrop.getDragData(this);
 	}
+	
 	if (!dragData) {
 		return false;
 	}
@@ -1770,6 +1771,10 @@ Zotero.CollectionTreeView.prototype.onDragEnter = function (event) {
  * Called by HTML 5 Drag and Drop when dragging over the tree
  */
 Zotero.CollectionTreeView.prototype.onDragOver = function (event, dropdata, session) {
+	// Show copy symbol when dragging an item over a collection
+	if (event.dataTransfer.getData("zotero/item")) {
+		event.dataTransfer.dropEffect = "copy";
+	}
 	return false;
 }