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[Drag-Drop] Prevent redundant drops

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Mark default as prevented and check for prevention of
default when handling mctDrop events (which allow
views to follow up on drop gestures by positioning
objects within themselves) avoiding redundant drops
into embedded views. WTD-1233.
This commit is contained in:
Victor Woeltjen
2015-06-25 11:27:56 -07:00
parent d3ff49b90b
commit 6f3d6ec12f
3 changed files with 15 additions and 4 deletions
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9
platform/features/layout/src/LayoutController.js
View File

@ -109,6 +109,9 @@ define(
// Position a panel after a drop event
function handleDrop(e, id, position) {
if (e.isDefaultPrevented()) {
return;
}
// Ensure that configuration field is populated
$scope.configuration = $scope.configuration || {};
// Make sure there is a "panels" field in the
@ -129,6 +132,10 @@ define(
}
// Populate template-facing position for this id
populatePosition(id);
// Layout may contain embedded views which will
// listen for drops, so call preventDefault() so
// that they can recognize that this event is handled.
e.preventDefault();
}
// Position panes when the model field changes
@ -220,4 +227,4 @@ define(
return LayoutController;
}
);
);