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- import { onBlur } from "../display/focus.js"
- import { getGutters, updateGutters } from "../display/gutters.js"
- import { loadMode, resetModeState } from "../display/mode_state.js"
- import { initScrollbars, updateScrollbars } from "../display/scrollbars.js"
- import { updateSelection } from "../display/selection.js"
- import { regChange } from "../display/view_tracking.js"
- import { getKeyMap } from "../input/keymap.js"
- import { defaultSpecialCharPlaceholder } from "../line/line_data.js"
- import { Pos } from "../line/pos.js"
- import { findMaxLine } from "../line/spans.js"
- import { clearCaches, compensateForHScroll, estimateLineHeights } from "../measurement/position_measurement.js"
- import { replaceRange } from "../model/changes.js"
- import { mobile, windows } from "../util/browser.js"
- import { addClass, rmClass } from "../util/dom.js"
- import { off, on } from "../util/event.js"
- import { themeChanged } from "./utils.js"
- export let Init = {toString: function(){return "CodeMirror.Init"}}
- export let defaults = {}
- export let optionHandlers = {}
- export function defineOptions(CodeMirror) {
- let optionHandlers = CodeMirror.optionHandlers
- function option(name, deflt, handle, notOnInit) {
- CodeMirror.defaults[name] = deflt
- if (handle) optionHandlers[name] =
- notOnInit ? (cm, val, old) => {if (old != Init) handle(cm, val, old)} : handle
- }
- CodeMirror.defineOption = option
- // Passed to option handlers when there is no old value.
- CodeMirror.Init = Init
- // These two are, on init, called from the constructor because they
- // have to be initialized before the editor can start at all.
- option("value", "", (cm, val) => cm.setValue(val), true)
- option("mode", null, (cm, val) => {
- cm.doc.modeOption = val
- loadMode(cm)
- }, true)
- option("indentUnit", 2, loadMode, true)
- option("indentWithTabs", false)
- option("smartIndent", true)
- option("tabSize", 4, cm => {
- resetModeState(cm)
- clearCaches(cm)
- regChange(cm)
- }, true)
- option("lineSeparator", null, (cm, val) => {
- cm.doc.lineSep = val
- if (!val) return
- let newBreaks = [], lineNo = cm.doc.first
- cm.doc.iter(line => {
- for (let pos = 0;;) {
- let found = line.text.indexOf(val, pos)
- if (found == -1) break
- pos = found + val.length
- newBreaks.push(Pos(lineNo, found))
- }
- lineNo++
- })
- for (let i = newBreaks.length - 1; i >= 0; i--)
- replaceRange(cm.doc, val, newBreaks[i], Pos(newBreaks[i].line, newBreaks[i].ch + val.length))
- })
- option("specialChars", /[\u0000-\u001f\u007f-\u009f\u00ad\u061c\u200b\u200e\u200f\u2028\u2029\u202d\u202e\u2066\u2067\u2069\ufeff\ufff9-\ufffc]/g, (cm, val, old) => {
- cm.state.specialChars = new RegExp(val.source + (val.test("\t") ? "" : "|\t"), "g")
- if (old != Init) cm.refresh()
- })
- option("specialCharPlaceholder", defaultSpecialCharPlaceholder, cm => cm.refresh(), true)
- option("electricChars", true)
- option("inputStyle", mobile ? "contenteditable" : "textarea", () => {
- throw new Error("inputStyle can not (yet) be changed in a running editor") // FIXME
- }, true)
- option("spellcheck", false, (cm, val) => cm.getInputField().spellcheck = val, true)
- option("autocorrect", false, (cm, val) => cm.getInputField().autocorrect = val, true)
- option("autocapitalize", false, (cm, val) => cm.getInputField().autocapitalize = val, true)
- option("rtlMoveVisually", !windows)
- option("wholeLineUpdateBefore", true)
- option("theme", "default", cm => {
- themeChanged(cm)
- updateGutters(cm)
- }, true)
- option("keyMap", "default", (cm, val, old) => {
- let next = getKeyMap(val)
- let prev = old != Init && getKeyMap(old)
- if (prev && prev.detach) prev.detach(cm, next)
- if (next.attach) next.attach(cm, prev || null)
- })
- option("extraKeys", null)
- option("configureMouse", null)
- option("lineWrapping", false, wrappingChanged, true)
- option("gutters", [], (cm, val) => {
- cm.display.gutterSpecs = getGutters(val, cm.options.lineNumbers)
- updateGutters(cm)
- }, true)
- option("fixedGutter", true, (cm, val) => {
- cm.display.gutters.style.left = val ? compensateForHScroll(cm.display) + "px" : "0"
- cm.refresh()
- }, true)
- option("coverGutterNextToScrollbar", false, cm => updateScrollbars(cm), true)
- option("scrollbarStyle", "native", cm => {
- initScrollbars(cm)
- updateScrollbars(cm)
- cm.display.scrollbars.setScrollTop(cm.doc.scrollTop)
- cm.display.scrollbars.setScrollLeft(cm.doc.scrollLeft)
- }, true)
- option("lineNumbers", false, (cm, val) => {
- cm.display.gutterSpecs = getGutters(cm.options.gutters, val)
- updateGutters(cm)
- }, true)
- option("firstLineNumber", 1, updateGutters, true)
- option("lineNumberFormatter", integer => integer, updateGutters, true)
- option("showCursorWhenSelecting", false, updateSelection, true)
- option("resetSelectionOnContextMenu", true)
- option("lineWiseCopyCut", true)
- option("pasteLinesPerSelection", true)
- option("selectionsMayTouch", false)
- option("readOnly", false, (cm, val) => {
- if (val == "nocursor") {
- onBlur(cm)
- cm.display.input.blur()
- }
- cm.display.input.readOnlyChanged(val)
- })
- option("screenReaderLabel", null, (cm, val) => {
- val = (val === '') ? null : val
- cm.display.input.screenReaderLabelChanged(val)
- })
- option("disableInput", false, (cm, val) => {if (!val) cm.display.input.reset()}, true)
- option("dragDrop", true, dragDropChanged)
- option("allowDropFileTypes", null)
- option("cursorBlinkRate", 530)
- option("cursorScrollMargin", 0)
- option("cursorHeight", 1, updateSelection, true)
- option("singleCursorHeightPerLine", true, updateSelection, true)
- option("workTime", 100)
- option("workDelay", 100)
- option("flattenSpans", true, resetModeState, true)
- option("addModeClass", false, resetModeState, true)
- option("pollInterval", 100)
- option("undoDepth", 200, (cm, val) => cm.doc.history.undoDepth = val)
- option("historyEventDelay", 1250)
- option("viewportMargin", 10, cm => cm.refresh(), true)
- option("maxHighlightLength", 10000, resetModeState, true)
- option("moveInputWithCursor", true, (cm, val) => {
- if (!val) cm.display.input.resetPosition()
- })
- option("tabindex", null, (cm, val) => cm.display.input.getField().tabIndex = val || "")
- option("autofocus", null)
- option("direction", "ltr", (cm, val) => cm.doc.setDirection(val), true)
- option("phrases", null)
- }
- function dragDropChanged(cm, value, old) {
- let wasOn = old && old != Init
- if (!value != !wasOn) {
- let funcs = cm.display.dragFunctions
- let toggle = value ? on : off
- toggle(cm.display.scroller, "dragstart", funcs.start)
- toggle(cm.display.scroller, "dragenter", funcs.enter)
- toggle(cm.display.scroller, "dragover", funcs.over)
- toggle(cm.display.scroller, "dragleave", funcs.leave)
- toggle(cm.display.scroller, "drop", funcs.drop)
- }
- }
- function wrappingChanged(cm) {
- if (cm.options.lineWrapping) {
- addClass(cm.display.wrapper, "CodeMirror-wrap")
- cm.display.sizer.style.minWidth = ""
- cm.display.sizerWidth = null
- } else {
- rmClass(cm.display.wrapper, "CodeMirror-wrap")
- findMaxLine(cm)
- }
- estimateLineHeights(cm)
- regChange(cm)
- clearCaches(cm)
- setTimeout(() => updateScrollbars(cm), 100)
- }
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