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Force update the md preview when a file on disk changes

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This commit is contained in:
Matt Bierner
2021-11-09 16:13:37 -08:00
parent 53c29fc51f
commit 23090cfde3
1 changed files with 5 additions and 4 deletions
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9
extensions/markdown-language-features/src/features/preview.ts
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@@ -120,6 +120,7 @@ class MarkdownPreview extends Disposable implements WebviewResourceProvider {
private imageInfo: { readonly id: string, readonly width: number, readonly height: number; }[] = [];
private readonly _fileWatchersBySrc = new Map</* src: */ string, vscode.FileSystemWatcher>();
private readonly _onScrollEmitter = this._register(new vscode.EventEmitter<LastScrollLocation>());
public readonly onScroll = this._onScrollEmitter.event;
@@ -262,13 +263,13 @@ class MarkdownPreview extends Disposable implements WebviewResourceProvider {
* The first call immediately refreshes the preview,
* calls happening shortly thereafter are debounced.
*/
public refresh() {
public refresh(forceUpdate: boolean = false) {
// Schedule update if none is pending
if (!this.throttleTimer) {
if (this.firstUpdate) {
this.updatePreview(true);
} else {
this.throttleTimer = setTimeout(() => this.updatePreview(true), this.delay);
this.throttleTimer = setTimeout(() => this.updatePreview(forceUpdate), this.delay);
}
}
@@ -333,7 +334,7 @@ class MarkdownPreview extends Disposable implements WebviewResourceProvider {
return;
}
const shouldReloadPage = !this.currentVersion || this.currentVersion.resource.toString() !== pendingVersion.resource.toString();
const shouldReloadPage = forceUpdate || !this.currentVersion || this.currentVersion.resource.toString() !== pendingVersion.resource.toString();
this.currentVersion = pendingVersion;
const content = await (shouldReloadPage
@@ -429,7 +430,7 @@ class MarkdownPreview extends Disposable implements WebviewResourceProvider {
if (uri && uri.scheme === 'file' && !this._fileWatchersBySrc.has(src)) {
const watcher = vscode.workspace.createFileSystemWatcher(uri.fsPath);
watcher.onDidChange(() => {
this.refresh();
this.refresh(true);
});
this._fileWatchersBySrc.set(src, watcher);
}