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Add Workspace::onWillDestroyPaneItem

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It is needed by the autosave package which previously relied on DOM
bubbling to coalesce events from various panes.
This commit is contained in:
Nathan Sobo
2014-12-01 10:39:09 -07:00
parent 3d3521962c
commit 7dc9d0c8ce
4 changed files with 53 additions and 6 deletions
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27
spec/pane-container-spec.coffee
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@@ -148,3 +148,30 @@ describe "PaneContainer", ->
saved = container.confirmClose()
expect(saved).toBeFalsy()
expect(atom.confirm).toHaveBeenCalled()
describe "::onWillDestroyPaneItem() and ::onDidDestroyPaneItem", ->
it "invokes the given callbacks when an item will be destroyed on any pane", ->
container = new PaneContainer
pane1 = container.getRoot()
item1 = new Object
item2 = new Object
item3 = new Object
pane1.addItem(item1)
events = []
container.onWillDestroyPaneItem (event) -> events.push(['will', event])
container.onDidDestroyPaneItem (event) -> events.push(['did', event])
pane2 = pane1.splitRight(items: [item2, item3])
pane1.destroyItem(item1)
pane2.destroyItem(item3)
pane2.destroyItem(item2)
expect(events).toEqual [
['will', {item: item1, pane: pane1, index: 0}]
['did', {item: item1, pane: pane1, index: 0}]
['will', {item: item3, pane: pane2, index: 1}]
['did', {item: item3, pane: pane2, index: 1}]
['will', {item: item2, pane: pane2, index: 0}]
['did', {item: item2, pane: pane2, index: 0}]
]