mirror of
https://github.com/pulsar-edit/pulsar.git
synced 2024-09-22 00:19:24 +03:00
149 lines
4.2 KiB
CoffeeScript
149 lines
4.2 KiB
CoffeeScript
Delegator = require 'delegato'
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{$, View} = require './space-pen-extensions'
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PaneView = require './pane-view'
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PaneContainer = require './pane-container'
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# Manages the list of panes within a {WorkspaceView}
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module.exports =
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class PaneContainerView extends View
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Delegator.includeInto(this)
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@delegatesMethod 'saveAll', toProperty: 'model'
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@content: ->
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@div class: 'panes'
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initialize: (params) ->
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if params instanceof PaneContainer
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@model = params
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else
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@model = new PaneContainer({root: params?.root?.model})
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@subscribe @model.$root, @onRootChanged
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@subscribe @model.$activePaneItem.changes, @onActivePaneItemChanged
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viewForModel: (model) ->
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if model?
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viewClass = model.getViewClass()
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model._view ?= new viewClass(model)
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getRoot: ->
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@children().first().view()
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onRootChanged: (root) =>
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focusedElement = document.activeElement if @hasFocus()
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oldRoot = @getRoot()
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if oldRoot instanceof PaneView and oldRoot.model.isDestroyed()
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@trigger 'pane:removed', [oldRoot]
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oldRoot?.detach()
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if root?
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view = @viewForModel(root)
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@append(view)
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focusedElement?.focus()
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else
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atom.workspaceView?.focus() if focusedElement?
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onActivePaneItemChanged: (activeItem) =>
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@trigger 'pane-container:active-pane-item-changed', [activeItem]
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removeChild: (child) ->
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throw new Error("Removing non-existant child") unless @getRoot() is child
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@setRoot(null)
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@trigger 'pane:removed', [child] if child instanceof PaneView
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confirmClose: ->
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saved = true
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for pane in @getPaneViews()
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for item in pane.getItems()
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if not pane.promptToSaveItem(item)
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saved = false
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break
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saved
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getPaneViews: ->
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@find('.pane').views()
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indexOfPane: (pane) ->
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@getPaneViews().indexOf(pane.view())
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paneAtIndex: (index) ->
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@getPaneViews()[index]
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eachPaneView: (callback) ->
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callback(pane) for pane in @getPaneViews()
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paneAttached = (e) -> callback($(e.target).view())
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@on 'pane:attached', paneAttached
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off: => @off 'pane:attached', paneAttached
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getFocusedPane: ->
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@find('.pane:has(:focus)').view()
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getActivePane: ->
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@viewForModel(@model.activePane)
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getActivePaneItem: ->
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@model.activePaneItem
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getActiveView: ->
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@getActivePane()?.activeView
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paneForUri: (uri) ->
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@viewForModel(@model.paneForUri(uri))
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focusNextPaneView: ->
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@model.activateNextPane()
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focusPreviousPaneView: ->
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@model.activatePreviousPane()
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focusPaneViewAbove: ->
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@nearestPaneInDirection('above')?.focus()
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focusPaneViewBelow: ->
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@nearestPaneInDirection('below')?.focus()
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focusPaneViewOnLeft: ->
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@nearestPaneInDirection('left')?.focus()
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focusPaneViewOnRight: ->
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@nearestPaneInDirection('right')?.focus()
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nearestPaneInDirection: (direction) ->
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distance = (pointA, pointB) ->
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x = pointB.x - pointA.x
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y = pointB.y - pointA.y
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Math.sqrt(Math.pow(x, 2) + Math.pow(y, 2))
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pane = @getActivePane()
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box = @boundingBoxForPane(pane)
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panes = @getPaneViews()
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.filter (otherPane) =>
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otherBox = @boundingBoxForPane(otherPane)
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switch direction
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when 'left' then otherBox.right.x <= box.left.x
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when 'right' then otherBox.left.x >= box.right.x
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when 'above' then otherBox.bottom.y <= box.top.y
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when 'below' then otherBox.top.y >= box.bottom.y
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.sort (paneA, paneB) =>
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boxA = @boundingBoxForPane(paneA)
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boxB = @boundingBoxForPane(paneB)
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switch direction
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when 'left' then distance(box.left, boxA.right) - distance(box.left, boxB.right)
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when 'right' then distance(box.right, boxA.left) - distance(box.right, boxB.left)
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when 'above' then distance(box.top, boxA.bottom) - distance(box.top, boxB.bottom)
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when 'below' then distance(box.bottom, boxA.top) - distance(box.bottom, boxB.top)
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panes[0]
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boundingBoxForPane: (pane) ->
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boundingBox = pane[0].getBoundingClientRect()
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left: {x: boundingBox.left, y: boundingBox.top}
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right: {x: boundingBox.right, y: boundingBox.top}
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top: {x: boundingBox.left, y: boundingBox.top}
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bottom: {x: boundingBox.left, y: boundingBox.bottom}
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getPanes: ->
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@getPaneViews()
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