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web/elements: fix race condition in codemirror 

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>
This commit is contained in:
Jens Langhammer 2021-04-03 12:08:46 +02:00
parent a291063b9c
commit 94a5a6c4c0
1 changed files with 6 additions and 1 deletions
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7
web/src/elements/CodeMirror.ts
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@ -24,11 +24,15 @@ export class CodeMirrorTextarea extends LitElement {
editor?: CodeMirror.EditorFromTextArea; editor?: CodeMirror.EditorFromTextArea;
_value?: string;
@property() @property()
set value(v: string) { set value(v: string) {
if (v === null) return; if (v === null) return;
if (this.editor) { if (this.editor) {
this.editor.setValue(v); this.editor.setValue(v);
} else {
this._value = v;
} }
} }
@ -70,6 +74,7 @@ export class CodeMirrorTextarea extends LitElement {
readOnly: this.readOnly, readOnly: this.readOnly,
autoRefresh: true, autoRefresh: true,
lineWrapping: true, lineWrapping: true,
value: this._value
}); });
this.editor.on("blur", () => { this.editor.on("blur", () => {
this.editor?.save(); this.editor?.save();
@ -77,6 +82,6 @@ export class CodeMirrorTextarea extends LitElement {
} }
render(): TemplateResult { render(): TemplateResult {
return html`<textarea name=${ifDefined(this.name)}></textarea>`; return html`<textarea name=${ifDefined(this.name)}>${ifDefined(this._value)}</textarea>`;
} }
} }