Files
atom/src/packages/tree-view/lib/tree-view.coffee
2013-06-12 15:54:34 -07:00

342 lines
10 KiB
CoffeeScript

{View, $$} = require 'space-pen'
ScrollView = require 'scroll-view'
Directory = require 'directory'
DirectoryView = require './directory-view'
FileView = require './file-view'
Dialog = require './dialog'
fsUtils = require 'fs-utils'
shell = require 'shell'
$ = require 'jquery'
_ = require 'underscore'
module.exports =
class TreeView extends ScrollView
@content: (rootView) ->
@div class: 'tree-view-resizer', =>
@div class: 'tree-view-scroller', outlet: 'scroller', =>
@ol class: 'list-unstyled tree-view tool-panel', tabindex: -1, outlet: 'list'
@div class: 'tree-view-resize-handle', outlet: 'resizeHandle'
root: null
focusAfterAttach: false
scrollTopAfterAttach: -1
selectedPath: null
initialize: (state) ->
super
@on 'click', '.entry', (e) => @entryClicked(e)
@on 'mousedown', '.tree-view-resize-handle', (e) => @resizeStarted(e)
@command 'core:move-up', => @moveUp()
@command 'core:move-down', => @moveDown()
@command 'core:close', => @detach(); false
@command 'tree-view:expand-directory', => @expandDirectory()
@command 'tree-view:collapse-directory', => @collapseDirectory()
@command 'tree-view:open-selected-entry', => @openSelectedEntry(true)
@command 'tree-view:move', => @moveSelectedEntry()
@command 'tree-view:add', => @add()
@command 'tree-view:remove', => @removeSelectedEntry()
@command 'tool-panel:unfocus', => rootView.focus()
@command 'tree-view:directory-modified', =>
if @hasFocus()
@selectEntryForPath(@selectedPath) if @selectedPath
else
@selectActiveFile()
rootView.on 'pane:active-item-changed.tree-view pane:became-active.tree-view', => @selectActiveFile()
project.on 'path-changed.tree-view', => @updateRoot()
@observeConfig 'core.hideGitIgnoredFiles', => @updateRoot()
if @root
@selectEntry(@root)
@root.deserializeEntryExpansionStates(state.directoryExpansionStates)
@selectEntryForPath(state.selectedPath) if state.selectedPath
@focusAfterAttach = state.hasFocus
@scrollTopAfterAttach = state.scrollTop if state.scrollTop
@width(state.width) if state.width
@attach() if state.attached
afterAttach: (onDom) ->
@focus() if @focusAfterAttach
@scrollTop(@scrollTopAfterAttach) if @scrollTopAfterAttach > 0
serialize: ->
directoryExpansionStates: @root?.serializeEntryExpansionStates()
selectedPath: @selectedEntry()?.getPath()
hasFocus: @hasFocus()
attached: @hasParent()
scrollTop: @scrollTop()
width: @width()
deactivate: ->
@root?.unwatchEntries()
rootView.off('.tree-view')
project.off('.tree-view')
@remove()
toggle: ->
if @hasFocus()
@detach()
else
@attach() unless @hasParent()
@focus()
attach: ->
return unless project.getPath()
rootView.horizontal.prepend(this)
detach: ->
@scrollTopAfterAttach = @scrollTop()
super
rootView.focus()
focus: ->
@list.focus()
hasFocus: ->
@list.is(':focus')
entryClicked: (e) ->
entry = $(e.currentTarget).view()
switch e.originalEvent?.detail ? 1
when 1
@selectEntry(entry)
@openSelectedEntry(false) if entry instanceof FileView
when 2
if entry.is('.selected.file')
rootView.getActiveView().focus()
else if entry.is('.selected.directory')
entry.toggleExpansion()
false
resizeStarted: (e) =>
$(document.body).on('mousemove', @resizeTreeView)
$(document.body).on('mouseup', @resizeStopped)
resizeStopped: (e) =>
$(document.body).off('mousemove', @resizeTreeView)
$(document.body).off('mouseup', @resizeStopped)
resizeTreeView: (e) =>
@css(width: e.pageX)
updateRoot: ->
@root?.remove()
if rootDirectory = project.getRootDirectory()
@root = new DirectoryView(directory: rootDirectory, isExpanded: true, project: project)
@list.append(@root)
else
@root = null
getActivePath: -> rootView.getActivePaneItem()?.getPath?()
selectActiveFile: ->
if activeFilePath = @getActivePath()
@selectEntryForPath(activeFilePath)
else
@deselect()
revealActiveFile: ->
@attach()
@focus()
return unless activeFilePath = @getActivePath()
activePathComponents = project.relativize(activeFilePath).split('/')
currentPath = project.getPath().replace(/\/$/, '')
for pathComponent in activePathComponents
currentPath += '/' + pathComponent
entry = @entryForPath(currentPath)
if entry.hasClass('directory')
entry.expand()
else
@selectEntry(entry)
@scrollToEntry(entry)
entryForPath: (path) ->
fn = (bestMatchEntry, element) ->
entry = $(element).view()
regex = new RegExp("^" + _.escapeRegExp(entry.getPath()))
if regex.test(path) and entry.getPath().length > bestMatchEntry.getPath().length
entry
else
bestMatchEntry
@list.find(".entry").toArray().reduce(fn, @root)
selectEntryForPath: (path) ->
@selectEntry(@entryForPath(path))
moveDown: ->
selectedEntry = @selectedEntry()
if selectedEntry
if selectedEntry.is('.expanded.directory')
return if @selectEntry(selectedEntry.find('.entry:first'))
until @selectEntry(selectedEntry.next('.entry'))
selectedEntry = selectedEntry.parents('.entry:first')
break unless selectedEntry.length
else
@selectEntry(@root)
@scrollToEntry(@selectedEntry())
moveUp: ->
selectedEntry = @selectedEntry()
if selectedEntry
if previousEntry = @selectEntry(selectedEntry.prev('.entry'))
if previousEntry.is('.expanded.directory')
@selectEntry(previousEntry.find('.entry:last'))
else
@selectEntry(selectedEntry.parents('.directory').first())
else
@selectEntry(@list.find('.entry').last())
@scrollToEntry(@selectedEntry())
expandDirectory: ->
selectedEntry = @selectedEntry()
selectedEntry.view().expand() if selectedEntry instanceof DirectoryView
collapseDirectory: ->
selectedEntry = @selectedEntry()
if directory = selectedEntry.closest('.expanded.directory').view()
directory.collapse()
@selectEntry(directory)
openSelectedEntry: (changeFocus) ->
selectedEntry = @selectedEntry()
if selectedEntry instanceof DirectoryView
selectedEntry.view().toggleExpansion()
else if selectedEntry instanceof FileView
rootView.open(selectedEntry.getPath(), { changeFocus })
moveSelectedEntry: ->
entry = @selectedEntry()
return unless entry and entry isnt @root
oldPath = entry.getPath()
if entry instanceof FileView
prompt = "Enter the new path for the file."
else
prompt = "Enter the new path for the directory."
dialog = new Dialog
prompt: prompt
initialPath: project.relativize(oldPath)
select: true
iconClass: 'move'
onConfirm: (newPath) =>
newPath = project.resolve(newPath)
if oldPath is newPath
dialog.close()
return
if fsUtils.exists(newPath)
dialog.showError("Error: #{newPath} already exists. Try a different path.")
return
directoryPath = path.dirname(newPath)
try
fsUtils.makeTree(directoryPath) unless fsUtils.exists(directoryPath)
fsUtils.move(oldPath, newPath)
dialog.close()
catch e
dialog.showError("Error: #{e.message} Try a different path.")
rootView.append(dialog)
removeSelectedEntry: ->
entry = @selectedEntry()
return unless entry
entryType = if entry instanceof DirectoryView then "directory" else "file"
atom.confirm(
"Are you sure you would like to delete the selected #{entryType}?",
"You are deleting #{entry.getPath()}",
"Move to Trash", (=> shell.moveItemToTrash(entry.getPath())),
"Cancel", null
"Delete", (=> fsUtils.remove(entry.getPath()))
)
add: ->
selectedEntry = @selectedEntry() or @root
selectedPath = selectedEntry.getPath()
directoryPath = if fsUtils.isFile(selectedPath) then path.dirname(selectedPath) else selectedPath
relativeDirectoryPath = project.relativize(directoryPath)
relativeDirectoryPath += '/' if relativeDirectoryPath.length > 0
dialog = new Dialog
prompt: "Enter the path for the new file/directory. Directories end with a '/'."
initialPath: relativeDirectoryPath
select: false
iconClass: 'add-directory'
onConfirm: (relativePath) =>
endsWithDirectorySeparator = /\/$/.test(relativePath)
path = project.resolve(relativePath)
try
if fsUtils.exists(path)
pathType = if fsUtils.isFile(path) then "file" else "directory"
dialog.showError("Error: A #{pathType} already exists at path '#{path}'. Try a different path.")
else if endsWithDirectorySeparator
fsUtils.makeTree(path)
dialog.cancel()
@entryForPath(path).buildEntries()
@selectEntryForPath(path)
else
fsUtils.write(path, "")
rootView.open(path)
dialog.close()
catch e
dialog.showError("Error: #{e.message} Try a different path.")
dialog.miniEditor.getBuffer().on 'changed', =>
if /\/$/.test(dialog.miniEditor.getText())
dialog.prompt.removeClass('add-file').addClass('add-directory')
else
dialog.prompt.removeClass('add-directory').addClass('add-file')
rootView.append(dialog)
selectedEntry: ->
@list.find('.selected')?.view()
selectEntry: (entry) ->
return false unless entry.get(0)
entry = entry.view() unless entry instanceof View
@selectedPath = entry.getPath()
@deselect()
entry.addClass('selected')
deselect: ->
@list.find('.selected').removeClass('selected')
scrollTop: (top) ->
if top?
@scroller.scrollTop(top)
else
@scroller.scrollTop()
scrollBottom: (bottom) ->
if bottom?
@scroller.scrollBottom(bottom)
else
@scroller.scrollBottom()
scrollToEntry: (entry) ->
displayElement = if entry instanceof DirectoryView then entry.header else entry
top = displayElement.position().top
bottom = top + displayElement.outerHeight()
if bottom > @scrollBottom()
@scrollBottom(bottom)
if top < @scrollTop()
@scrollTop(top)
scrollToBottom: ->
@selectEntry(@root.find('.entry:last')) if @root
@scrollToEntry(@root.find('.entry:last')) if @root
scrollToTop: ->
@selectEntry(@root) if @root
@scrollTop(0)