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Make stubs for acceptSingleLocalFeedDrop and acceptLocalFeedsDrop.

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This commit is contained in:
Brent Simmons 2018-09-22 21:42:57 -07:00
parent a74b2f289d
commit d738bff2ad
1 changed files with 20 additions and 11 deletions
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31
NetNewsWire/MainWindow/Sidebar/SidebarOutlineDataSource.swift
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@ -71,26 +71,27 @@ import Account
}
func outlineView(_ outlineView: NSOutlineView, acceptDrop info: NSDraggingInfo, item: Any?, childIndex index: Int) -> Bool {
let parentNode = nodeForItem(item)
if parentNode == treeController.rootNode {
return false
}
guard let draggedFeeds = PasteboardFeed.pasteboardFeeds(with: info.draggingPasteboard()), !draggedFeeds.isEmpty else {
return false
}
let contentsType = draggedFeedContentsType(draggedFeeds)
if contentsType == .empty || contentsType == .mixed || contentsType == .multipleNonLocal {
return false
}
if contentsType == .singleNonLocal {
let parentNode = nodeForItem(item)
let contentsType = draggedFeedContentsType(draggedFeeds)
switch contentsType {
case .singleNonLocal:
let draggedNonLocalFeed = singleNonLocalFeed(from: draggedFeeds)!
return acceptSingleNonLocalFeedDrop(outlineView, draggedNonLocalFeed, parentNode, index)
}
case .singleLocal:
let draggedFeed = draggedFeeds.first!
return acceptSingleLocalFeedDrop(outlineView, draggedFeed, parentNode, index)
case .multipleLocal:
return acceptLocalFeedsDrop(outlineView, draggedFeeds, parentNode, index)
case .multipleNonLocal, .mixed, .empty:
return false
}
}
}
// MARK: - Private
@ -178,6 +179,10 @@ private extension SidebarOutlineDataSource {
return .move
}
func acceptSingleLocalFeedDrop(_ outlineView: NSOutlineView, _ draggedFeed: PasteboardFeed, _ parentNode: Node, _ index: Int) -> Bool {
return false
}
func validateLocalFeedsDrop(_ outlineView: NSOutlineView, _ draggedFeeds: Set<PasteboardFeed>, _ parentNode: Node, _ index: Int) -> NSDragOperation {
// Local feeds should always drag on to an Account or Folder node, and index should be NSOutlineViewDropOnItemIndex since we can’t provide multiple indexes.
guard let dropTargetNode = ancestorThatCanAcceptLocalFeed(parentNode) else {
@ -192,6 +197,10 @@ private extension SidebarOutlineDataSource {
return .move
}
func acceptLocalFeedsDrop(_ outlineView: NSOutlineView, _ draggedFeeds: Set<PasteboardFeed>, _ parentNode: Node, _ index: Int) -> Bool {
return false
}
func nodeIsAccountOrFolder(_ node: Node) -> Bool {
return node.representedObject is Account || node.representedObject is Folder
}