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comparison .cms/lib/codemirror/src/edit/fromTextArea.js @ 0:78edf6b517a0 draft

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24.10
author Coffee CMS <info@coffee-cms.ru>
date Fri, 11 Oct 2024 22:40:23 +0000
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-1:000000000000 0:78edf6b517a0
1 import { CodeMirror } from "./CodeMirror.js"
2 import { activeElt, rootNode } from "../util/dom.js"
3 import { off, on } from "../util/event.js"
4 import { copyObj } from "../util/misc.js"
5
6 export function fromTextArea(textarea, options) {
7 options = options ? copyObj(options) : {}
8 options.value = textarea.value
9 if (!options.tabindex && textarea.tabIndex)
10 options.tabindex = textarea.tabIndex
11 if (!options.placeholder && textarea.placeholder)
12 options.placeholder = textarea.placeholder
13 // Set autofocus to true if this textarea is focused, or if it has
14 // autofocus and no other element is focused.
15 if (options.autofocus == null) {
16 let hasFocus = activeElt(rootNode(textarea))
17 options.autofocus = hasFocus == textarea ||
18 textarea.getAttribute("autofocus") != null && hasFocus == document.body
19 }
20
21 function save() {textarea.value = cm.getValue()}
22
23 let realSubmit
24 if (textarea.form) {
25 on(textarea.form, "submit", save)
26 // Deplorable hack to make the submit method do the right thing.
27 if (!options.leaveSubmitMethodAlone) {
28 let form = textarea.form
29 realSubmit = form.submit
30 try {
31 let wrappedSubmit = form.submit = () => {
32 save()
33 form.submit = realSubmit
34 form.submit()
35 form.submit = wrappedSubmit
36 }
37 } catch(e) {}
38 }
39 }
40
41 options.finishInit = cm => {
42 cm.save = save
43 cm.getTextArea = () => textarea
44 cm.toTextArea = () => {
45 cm.toTextArea = isNaN // Prevent this from being ran twice
46 save()
47 textarea.parentNode.removeChild(cm.getWrapperElement())
48 textarea.style.display = ""
49 if (textarea.form) {
50 off(textarea.form, "submit", save)
51 if (!options.leaveSubmitMethodAlone && typeof textarea.form.submit == "function")
52 textarea.form.submit = realSubmit
53 }
54 }
55 }
56
57 textarea.style.display = "none"
58 let cm = CodeMirror(node => textarea.parentNode.insertBefore(node, textarea.nextSibling),
59 options)
60 return cm
61 }