git.r.bdr.sh - rbdr/dotfiles/blame_incremental - atom/packages/vim-mode-visual-block/lib/main.coffee

... / ...

Commit	Line	Data
	1	_ = require 'underscore-plus'
	2	{CompositeDisposable} = require 'atom'
	3
	4	Config =
	5	debug:
	6	type: 'boolean'
	7	default: false
	8
	9	module.exports =
	10	disposables: null
	11	active: false
	12	prefix: 'vim-mode-visual-block'
	13
	14	activate: (state) ->
	15	@disposables = new CompositeDisposable
	16	blockwiseCommands = {}
	17	commands = 'jkoDCIA'.split('')
	18	commands.push 'escape', 'ctrl-v'
	19	for command in commands
	20	do (command) =>
	21	name = "#{@prefix}:#{command}"
	22	blockwiseCommands[name] = (event) => @blockOperation(event, command)
	23
	24	# blockwiseCommands["#{@prefix}:toggle-debug"] = => @toggleDebug()
	25	@disposables.add atom.commands.add('atom-text-editor', blockwiseCommands)
	26	@reset()
	27
	28	deactivate: ->
	29	@disposables.dispose()
	30
	31	consumeVimMode: (@vimModeService) ->
	32
	33	reset: ->
	34	@startRow = null
	35
	36	getEditor: ->
	37	atom.workspace.getActiveTextEditor()
	38
	39	isVisualBlockMode: (vimState) ->
	40	(vimState.mode is 'visual') and (vimState.submode is 'blockwise')
	41
	42	getVimEditorState: (editor) ->
	43	@vimModeService.getEditorState editor
	44
	45	adjustSelections: (editor, options) ->
	46	for selection in editor.getSelections()
	47	range = selection.getBufferRange()
	48	selection.setBufferRange range, options
	49
	50	blockOperation: (event, command) ->
	51	editor = @getEditor()
	52	vimState = @getVimEditorState editor
	53
	54	unless @isVisualBlockMode vimState
	55	event.abortKeyBinding()
	56	@reset()
	57	return
	58
	59	# May be non-continuous execution.
	60	if editor.getCursors().length is 1
	61	@reset()
	62
	63	currentRow = editor.getLastCursor()?.getBufferRow()
	64	@startRow ?= currentRow
	65
	66	switch command
	67	when 'o'
	68	@startRow = currentRow
	69	when 'D', 'C'
	70	vimState.activateNormalMode()
	71	event.abortKeyBinding()
	72	when 'escape', 'ctrl-v'
	73	vimState.activateNormalMode()
	74	editor.clearSelections()
	75	when 'j', 'k'
	76	cursors = editor.getCursorsOrderedByBufferPosition()
	77	cursorTop = _.first cursors
	78	cursorBottom = _.last cursors
	79
	80	if (command is 'j' and cursorTop.getBufferRow() >= @startRow) or
	81	(command is 'k' and cursorBottom.getBufferRow() <= @startRow)
	82	lastSelection = editor.getLastSelection()
	83
	84	if command is 'j'
	85	editor.addSelectionBelow()
	86	else
	87	editor.addSelectionAbove()
	88
	89	# [FIXME]
	90	# When addSelectionAbove(), addSelectionBelow() doesn't respect
	91	# reversed stated, need improved.
	92	#
	93	# and one more..
	94	#
	95	# When selection is NOT empty and add selection by addSelectionAbove()
	96	# and then move right, selection range got wrong, maybe this is bug..
	97	@adjustSelections editor, reversed: lastSelection.isReversed()
	98	else
	99	# [FIXME]
	100	# Guard to not destroying last cursor
	101	# This guard is no longer needed
	102	# Remove unnecessary code after re-think.
	103	if (editor.getCursors().length < 2)
	104	@reset()
	105	return
	106
	107	if command is 'j'
	108	cursorTop.destroy()
	109	else
	110	cursorBottom.destroy()
	111	when 'I', 'A'
	112	cursorsAdjusted = []
	113
	114	adjustCursor = (selection) ->
	115	{start, end} = selection.getBufferRange()
	116	pointEndOfLine = editor.bufferRangeForBufferRow(start.row).end
	117	pointTarget = {'I': start, 'A': end}[command]
	118	{cursor} = selection
	119
	120	if pointTarget.isGreaterThanOrEqual(pointEndOfLine)
	121	pointTarget = pointEndOfLine
	122	cursorsAdjusted.push cursor
	123	cursor.setBufferPosition(pointTarget)
	124
	125	adjustCursor(selection) for selection in editor.getSelections()
	126	vimState.activateNormalMode()
	127	vimState.activateInsertMode()
	128
	129	if command is 'A' and cursorsAdjusted.length
	130	cursor.moveRight() for cursor in cursorsAdjusted
	131
	132	unless @isVisualBlockMode vimState
	133	@reset()
	134
	135	toggleDebug: ->
	136	oldState = atom.config.get("#{@prefix}.debug")
	137	atom.config.set("#{@prefix}.debug", not oldState)
	138	state = atom.config.get("#{@prefix}.debug") and "enabled" or "disabled"
	139	console.log "#{@prefix}: debug #{state}"
	140
	141	debug: (msg) ->
	142	return unless atom.config.get("#{@prefix}.debug")
	143	console.log msg
	144
	145	# dump: ->
	146	# @debug "@startRow = #{@startRow}"