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KDViewController = require './../../core/viewcontroller.coffee' KDScrollView = require './../scrollview/scrollview.coffee' KDListViewController = require './../list/listviewcontroller.coffee' module.exports = class JTreeViewController extends KDViewController keyMap = -> 37 : 'left' 38 : 'up' 39 : 'right' 40 : 'down' 8 : 'backspace' 9 : 'tab' 13 : 'enter' 27 : 'escape' dragHelper = null # we're doing this because if we create this image on dragstart # it waits to load the image and you don't see the image on first # drag, this way we preload it and see it on first drag too. cacheDragHelper = do -> dragHelper = document.createElement 'img' dragHelper.src = 'data:image/png;base64,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' dragHelper.width = 110 constructor:(options = {}, data = [])-> o = options o.view or= (new KDScrollView cssClass : "jtreeview-wrapper") o.listViewControllerClass or= KDListViewController o.treeItemClass or= JTreeItemView o.listViewClass or= JTreeView o.itemChildClass or= null o.itemChildOptions or= {} o.nodeIdPath or= 'id' o.nodeParentIdPath or= 'parentId' o.contextMenu ?= no o.multipleSelection ?= no o.addListsCollapsed ?= no o.sortable ?= no o.putDepthInfo ?= yes o.addOrphansToRoot ?= yes o.dragdrop ?= no super o, data @listData = {} @listControllers = {} @nodes = {} @indexedNodes = [] @selectedNodes = [] loadView:(treeView)-> @initTree @getData() @setKeyView() @setMainListeners() @registerBoundaries() registerBoundaries:-> @boundaries = top : @getView().getY() left : @getView().getX() width : @getView().getWidth() height : @getView().getHeight() ### HELPERS ### initTree:(nodes)-> @removeAllNodes() @addNodes nodes logTreeStructure:-> o = @getOptions() for own index, node of @indexedNodes log index, @getNodeId(node), @getNodePId(node), node.depth getNodeId:(nodeData)-> return nodeData[@getOptions().nodeIdPath] getNodePId:(nodeData)-> return nodeData[@getOptions().nodeParentIdPath] getPathIndex:(targetPath)-> for node, index in @indexedNodes return index if @getNodeId(node) is targetPath return -1 repairIds:(nodeData)-> options = @getOptions() idPath = options.nodeIdPath pIdPath = options.nodeParentIdPath nodeData[idPath] or= @utils.getUniqueId() nodeData[idPath] = "#{@getNodeId nodeData}" nodeData[pIdPath] = if @getNodePId nodeData then "#{@getNodePId nodeData}" else "0" @nodes[@getNodeId nodeData] = {} if options.putDepthInfo if @nodes[nodeData[pIdPath]]?.getData nodeData.depth = @nodes[nodeData[pIdPath]].getData().depth + 1 else nodeData.depth = 0 if nodeData[pIdPath] isnt "0" and not @nodes[nodeData[pIdPath]] if options.addOrphansToRoot then nodeData[pIdPath] = "0" else nodeData = no return nodeData isNodeVisible:(nodeView)-> nodeData = nodeView.getData() parentNode = @nodes[@getNodePId nodeData] if parentNode if parentNode.expanded @isNodeVisible parentNode else return no else return yes areSibling:(node1, node2)-> node1PId = @getNodePId node1.getData() node2PId = @getNodePId node2.getData() return node1PId is node2PId ### DECORATORS ### setFocusState:-> view = @getView() KD.getSingleton("windowController").addLayer view view.unsetClass "dim" setBlurState:-> view = @getView() KD.getSingleton("windowController").removeLayer view view.setClass "dim" ### CRUD OPERATIONS FOR NODES ### # Following Code is partially broken # we need to rewrite it at some point ~ GG # We're not using it right now but when we decided to use it # we need to use it to guess index of node for indexedNodes # # guessIndex:(nodeData, parentId, index)-> # parentIndex = @getPathIndex(parentId) # treeIndex = parentIndex + index # prevItem = @indexedNodes[treeIndex - 1] # currItem = @indexedNodes[treeIndex] # nextItem = @indexedNodes[treeIndex + 1] # return treeIndex unless nextItem # return treeIndex if index is 0 or \ # prevItem.depth >= nodeData.depth or \ # treeIndex is parentIndex or \ # (treeIndex - 1 is parentIndex and index > 1) or \ # nextItem.depth <= nodeData.depth # for i in [0..@indexedNodes.length] # nextIndex = treeIndex + 1 + i # nextItem = @indexedNodes[nextIndex] # return nextIndex - 1 unless nextItem # return nextIndex - 1 if nextItem.depth is nodeData.depth # return 0 addNode:(nodeData, index)-> # This methods index option is not usable for now ~ FIXME GG return if @nodes[@getNodeId nodeData] nodeData = @repairIds nodeData return unless nodeData @getData().push nodeData unless nodeData in @getData() @registerListData nodeData parentId = @getNodePId nodeData if @listControllers[parentId]? list = @listControllers[parentId].getListView() else list = @createList(parentId).getListView() @addSubList @nodes[parentId], parentId node = list.addItem nodeData, index @emit "NodeWasAdded", node # Enable this to make indexedNodes work correctly with indexes ~ GG # # if index >= 0 # KD.time "Starting to guess" # log "INDEX", index = @guessIndex nodeData, parentId, index # KD.timeEnd "Starting to guess" @addIndexedNode nodeData return node addNodes:(nodes)-> @addNode node for node in nodes removeNode:(id)-> nodeIndexToRemove = null for nodeData, index in @getData() if @getNodeId(nodeData) is id @removeIndexedNode nodeData nodeIndexToRemove = index if nodeIndexToRemove? nodeToRemove = @getData().splice(nodeIndexToRemove, 1)[0] @removeChildNodes id parentId = @getNodePId nodeToRemove # self remove @listControllers[parentId].getListView().removeItem @nodes[id] # remove reference delete @nodes[id] removeNodeView:(nodeView)-> @removeNode @getNodeId nodeView.getData() removeAllNodes:-> for own id, listController of @listControllers listController.getListItems().forEach @bound 'removeNodeView' listController?.getView().destroy() delete @listControllers[id] delete @listData[id] @nodes = {} @listData = {} @indexedNodes = [] @selectedNodes = [] @listControllers = {} removeChildNodes:(id)-> childNodeIdsToRemove = [] for nodeData, index in @getData() if @getNodePId(nodeData) is id childNodeIdsToRemove.push @getNodeId(nodeData) for childNodeId in childNodeIdsToRemove @removeNode childNodeId @listControllers[id]?.getView().destroy() delete @listControllers[id] delete @listData[id] nodeWasAdded:(nodeView)-> nodeData = nodeView.getData() nodeView.$().attr "draggable","true" if @getOptions().dragdrop {id, parentId} = nodeData @nodes[@getNodeId nodeData] = nodeView if @nodes[@getNodePId nodeData] @expand @nodes[@getNodePId nodeData] unless @getOptions().addListsCollapsed # todo: make decoration with events @nodes[@getNodePId nodeData].decorateSubItemsState() return unless @listControllers[id] @addSubList nodeView, id getChildNodes :(aParentNode)-> children = [] @indexedNodes.forEach (node, index)=> if @getNodePId(node) is @getNodeId(aParentNode) children.push {node, index} if children.length then children else no getPreviousNeighbor: (aParentNode)-> neighbor = aParentNode children = @getChildNodes aParentNode if children lastChild = children.last neighbor = @getPreviousNeighbor lastChild.node return neighbor addIndexedNode:(nodeData, index)-> if index >= 0 @indexedNodes.splice index + 1, 0, nodeData return # if node parent is present parentNodeView = @nodes[@getNodePId nodeData] if parentNodeView prevNeighbor = @getPreviousNeighbor parentNodeView.getData() neighborIndex = @indexedNodes.indexOf prevNeighbor @indexedNodes.splice neighborIndex + 1, 0, nodeData else @indexedNodes.push nodeData removeIndexedNode:(nodeData)-> if nodeData in @indexedNodes index = @indexedNodes.indexOf nodeData # Disable this for now, useless for most cases, FIXME GG # @selectNode @nodes[@getNodeId @indexedNodes[index-1]] if index-1 >= 0 @indexedNodes.splice index, 1 # todo: make decoration with events if @nodes[@getNodePId nodeData] and not \ @getChildNodes(@nodes[@getNodePId nodeData].getData()) @nodes[@getNodePId nodeData].decorateSubItemsState(no) ### CREATING LISTS ### registerListData:(node)-> parentId = @getNodePId(node) @listData[parentId] or= [] @listData[parentId].push node createList:(listId, listItems)-> options = @getOptions() @listControllers[listId] = new options.listViewControllerClass id : "#{@getId()}_#{listId}" wrapper : no scrollView : no selection : options.selection ? no multipleSelection : options.multipleSelection ? no view : new options.listViewClass tagName : "ul" type : options.type itemClass : options.treeItemClass itemChildClass : options.itemChildClass itemChildOptions : options.itemChildOptions , items : listItems @setListenersForList listId return @listControllers[listId] addSubList:(nodeView, id)-> o = @getOptions() listToBeAdded = @listControllers[id].getView() if nodeView nodeView.$().after listToBeAdded.$() listToBeAdded.parentIsInDom = yes listToBeAdded.emit 'viewAppended' if o.addListsCollapsed @collapse nodeView else @expand nodeView else @getView().addSubView listToBeAdded ### REGISTERING LISTENERS ### setMainListeners:-> KD.getSingleton("windowController").on "ReceivedMouseUpElsewhere", (event)=> @mouseUp event @getView().on "ReceivedClickElsewhere", => @setBlurState() setListenersForList:(listId)-> @listControllers[listId].getView().on 'ItemWasAdded', (view, index)=> @setItemListeners view, index @listControllers[listId].on "ItemSelectionPerformed", (listController, {event, items})=> @organizeSelectedNodes listController, items, event @listControllers[listId].on "ItemDeselectionPerformed", (listController, {event, items})=> @deselectNodes listController, items, event @listControllers[listId].getListView().on 'KeyDownOnTreeView', (event)=> @keyEventHappened event setItemListeners:(view, index)-> view.on "viewAppended", @nodeWasAdded.bind @, view mouseEvents = ["dblclick", "click", "mousedown", "mouseup", "mouseenter", "mousemove"] if @getOptions().contextMenu mouseEvents.push "contextmenu" if @getOptions().dragdrop mouseEvents = mouseEvents.concat ["dragstart", "dragenter", "dragleave", "dragend", "dragover", "drop"] view.on mouseEvents, (event)=> @mouseEventHappened view, event ### NODE SELECTION ### organizeSelectedNodes:(listController, nodes, event = {})-> unless (event.metaKey or event.ctrlKey or event.shiftKey) and @getOptions().multipleSelection @deselectAllNodes(listController) for node in nodes unless node in @selectedNodes @selectedNodes.push node deselectNodes:(listController, nodes, event)-> for node in nodes if node in @selectedNodes @selectedNodes.splice @selectedNodes.indexOf(node), 1 deselectAllNodes:(exceptThisController)-> for own id, listController of @listControllers if listController isnt exceptThisController listController.deselectAllItems() @selectedNodes = [] selectNode:(nodeView, event, setFocus = yes)-> return unless nodeView if setFocus then @setFocusState() # There is an issue with NFinderTreeController, we sometimes missing # the list of controllers here and calling selectNode for non-existent # listController, FIXME later ~ GG controller = @listControllers[@getNodePId nodeView.getData()] controller.selectItem nodeView, event if controller deselectNode:(nodeView, event)-> @listControllers[@getNodePId nodeView.getData()].deselectSingleItem nodeView, event selectFirstNode:-> @selectNode @nodes[@getNodeId @indexedNodes[0]] selectNodesByRange:(node1, node2)-> indicesToBeSliced = [@indexedNodes.indexOf(node1.getData()), @indexedNodes.indexOf(node2.getData())] indicesToBeSliced.sort (a, b)-> a - b itemsToBeSelected = @indexedNodes.slice indicesToBeSliced[0], indicesToBeSliced[1] + 1 for node in itemsToBeSelected @selectNode @nodes[@getNodeId node], shiftKey : yes ### COLLAPSE / EXPAND ### toggle:(nodeView)-> if nodeView.expanded then @collapse nodeView else @expand nodeView expand:(nodeView)-> nodeData = nodeView.getData() nodeView.expand() @listControllers[@getNodeId nodeData]?.getView().expand() collapse:(nodeView)-> nodeData = nodeView.getData() @listControllers[@getNodeId nodeData]?.getView().collapse => nodeView.collapse() ### DND UI FEEDBACKS ### # THESE 3 METHODS BELOW SHOULD BE REFACTORRED MAKES THE UI HORRIBLY SLUGGISH ON DND - Sinan 07/2012 showDragOverFeedback: do -> KD.utils.throttle (nodeView, event)-> # log "show", nodeView.getData().name nodeData = nodeView.getData() if nodeData.type isnt "file" nodeView.setClass "drop-target" else @nodes[nodeData.parentPath]?.setClass "drop-target" @listControllers[nodeData.parentPath]?.getListView().setClass "drop-target" nodeView.setClass "items-hovering" , 100 clearDragOverFeedback: do -> KD.utils.throttle (nodeView, event)-> # log "clear", nodeView.getData().name nodeData = nodeView.getData() if nodeData.type isnt "file" nodeView.unsetClass "drop-target" else @nodes[nodeData.parentPath]?.unsetClass "drop-target" @listControllers[nodeData.parentPath]?.getListView().unsetClass "drop-target" nodeView.unsetClass "items-hovering" , 100 clearAllDragFeedback: -> @utils.wait 101, => @getView().$('.drop-target').removeClass "drop-target" @getView().$('.items-hovering').removeClass "items-hovering" listController.getListView().unsetClass "drop-target" for own path, listController of @listControllers nodeView.unsetClass "items-hovering drop-target" for own path, nodeView of @nodes ### HANDLING MOUSE EVENTS ### mouseEventHappened:(nodeView, event)-> switch event.type when "mouseenter" then @mouseEnter nodeView, event when "dblclick" then @dblClick nodeView, event when "click" then @click nodeView, event when "mousedown" then @mouseDown nodeView, event when "mouseup" then @mouseUp nodeView, event when "mousemove" then @mouseMove nodeView, event when "contextmenu" then @contextMenu nodeView, event when "dragstart" then @dragStart nodeView, event when "dragenter" then @dragEnter nodeView, event when "dragleave" then @dragLeave nodeView, event when "dragover" then @dragOver nodeView, event when "dragend" then @dragEnd nodeView, event when "drop" then @drop nodeView, event dblClick:(nodeView, event)-> @toggle nodeView click:(nodeView, event)-> if /arrow/.test event.target.className @toggle nodeView return @selectedItems @lastEvent = event @deselectAllNodes() unless (event.metaKey or event.ctrlKey or event.shiftKey) and @getOptions().multipleSelection if nodeView? if event.shiftKey and @selectedNodes.length > 0 and @getOptions().multipleSelection @selectNodesByRange @selectedNodes[0], nodeView else @selectNode nodeView, event return @selectedItems contextMenu:(nodeView, event)-> mouseDown:(nodeView, event)-> @lastEvent = event unless nodeView in @selectedNodes @mouseIsDown = yes @cancelDrag = yes @mouseDownTempItem = nodeView @mouseDownTimer = setTimeout => @mouseIsDown = no @cancelDrag = no @mouseDownTempItem = null @selectNode nodeView, event , 1000 else @mouseIsDown = no @mouseDownTempItem = null mouseUp:(event)-> clearTimeout @mouseDownTimer @mouseIsDown = no @cancelDrag = no @mouseDownTempItem = null mouseEnter:(nodeView, event)-> clearTimeout @mouseDownTimer if @mouseIsDown and @getOptions().multipleSelection @cancelDrag = yes @deselectAllNodes() unless (event.metaKey or event.ctrlKey or event.shiftKey) and @getOptions().multipleSelection @selectNodesByRange @mouseDownTempItem, nodeView ### HANDLING DND ### dragStart: (nodeView, event)-> if @cancelDrag event.preventDefault() event.stopPropagation() return no @dragIsActive = yes e = event.originalEvent e.dataTransfer.effectAllowed = 'copyMove' # only dropEffect='copy' will be dropable # We need to look it at later FIXME GG # transferredData = (JSON.stringify node.getData() for node in @selectedNodes) transferredData = (@getNodeId node.getData() for node in @selectedNodes) e.dataTransfer.setData('Text', transferredData.join()) # required otherwise doesn't work if @selectedNodes.length > 1 e.dataTransfer.setDragImage dragHelper, -10, 0 nodeView.setClass "drag-started" dragEnter: (nodeView, event)-> @emit "dragEnter", nodeView, event dragLeave: (nodeView, event)-> @clearAllDragFeedback() @emit "dragLeave", nodeView, event dragOver: (nodeView, event)-> @emit "dragOver", nodeView, event dragEnd: (nodeView, event)-> @dragIsActive = no nodeView.unsetClass "drag-started" @clearAllDragFeedback() @emit "dragEnd", nodeView, event drop: (nodeView, event)-> @dragIsActive = no event.preventDefault() event.stopPropagation() @emit "drop", nodeView, event no ### HANDLING KEY EVENTS ### setKeyView:-> if @listControllers[0] KD.getSingleton("windowController").setKeyView @listControllers[0].getListView() keyEventHappened:(event)-> key = keyMap()[event.which] [nodeView] = @selectedNodes @emit "keyEventPerformedOnTreeView", event return unless nodeView switch key when "down","up" event.preventDefault() nextNode = @["perform#{key.capitalize()}Key"] nodeView, event @getView().scrollToSubView?(nextNode) if nextNode when "left" then @performLeftKey nodeView, event when "right" then @performRightKey nodeView, event when "backspace" then @performBackspaceKey nodeView, event when "enter" then @performEnterKey nodeView, event when "escape" then @performEscapeKey nodeView, event when "tab" then return no performDownKey:(nodeView, event)-> if @selectedNodes.length > 1 nodeView = @selectedNodes[@selectedNodes.length-1] unless (event.metaKey or event.ctrlKey or event.shiftKey) and @getOptions().multipleSelection @deselectAllNodes() @selectNode nodeView nodeData = nodeView.getData() nextIndex = @indexedNodes.indexOf(nodeData)+1 if @indexedNodes[nextIndex] nextNode = @nodes[@getNodeId @indexedNodes[nextIndex]] if @isNodeVisible nextNode if nextNode in @selectedNodes @deselectNode @nodes[@getNodeId nodeData] else @selectNode nextNode, event return nextNode else @performDownKey nextNode, event performUpKey:(nodeView, event)-> if @selectedNodes.length > 1 nodeView = @selectedNodes[@selectedNodes.length-1] unless (event.metaKey or event.ctrlKey or event.shiftKey) and @getOptions().multipleSelection @deselectAllNodes() @selectNode nodeView nodeData = nodeView.getData() nextIndex = @indexedNodes.indexOf(nodeData)-1 if @indexedNodes[nextIndex] nextNode = @nodes[@getNodeId @indexedNodes[nextIndex]] if @isNodeVisible nextNode if nextNode in @selectedNodes @deselectNode @nodes[@getNodeId nodeData] else @selectNode nextNode, event else @performUpKey nextNode, event return nextNode performRightKey:(nodeView, event)-> @expand nodeView # o = @getOptions() # @addNode # title : "some title" # parentId : @getNodeId nodeData performLeftKey:(nodeView, event)-> nodeData = nodeView.getData() if @nodes[@getNodePId nodeData] parentNode = @nodes[@getNodePId nodeData] @selectNode parentNode return parentNode performBackspaceKey:(nodeView, event)-> # nodeData = nodeView.getData() # @removeNode @getNodeId nodeData performEnterKey:(nodeView, event)-> # nodeData = nodeView.getData() # nodeView.toggle() # @listControllers[@getNodeId nodeData]?.getView().toggle() performEscapeKey:(nodeView, event)->