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separated editor scroll info by type and consume entry on access

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This commit is contained in:
Andrea Mah
2021-06-14 13:34:41 -06:00
parent 84220dfa80
commit 1664732e44
3 changed files with 23 additions and 11 deletions
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28
extensions/markdown-language-features/src/util/topmostLineMonitor.ts
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@@ -16,15 +16,15 @@ export class TopmostLineMonitor extends Disposable {
private readonly pendingUpdates = new Map<string, number>();
private readonly throttle = 50;
private previousEditorInfo = new Map<string, LastScrollLocation>();
public isPrevEditorCustom = false;
private previousTextEditorInfo = new Map<string, LastScrollLocation>();
private previousStaticEditorInfo = new Map<string, LastScrollLocation>();
constructor() {
super();
if (vscode.window.activeTextEditor) {
const line = getVisibleLine(vscode.window.activeTextEditor);
this.setPreviousEditorLine({ uri: vscode.window.activeTextEditor.document.uri, line: line ?? 0 });
this.setPreviousTextEditorLine({ uri: vscode.window.activeTextEditor.document.uri, line: line ?? 0 });
}
this._register(vscode.window.onDidChangeTextEditorVisibleRanges(event => {
@@ -32,7 +32,7 @@ export class TopmostLineMonitor extends Disposable {
const line = getVisibleLine(event.textEditor);
if (typeof line === 'number') {
this.updateLine(event.textEditor.document.uri, line);
this.setPreviousEditorLine({ uri: event.textEditor.document.uri, line: line });
this.setPreviousTextEditorLine({ uri: event.textEditor.document.uri, line: line });
}
}
}));
@@ -41,12 +41,24 @@ export class TopmostLineMonitor extends Disposable {
private readonly _onChanged = this._register(new vscode.EventEmitter<{ readonly resource: vscode.Uri, readonly line: number }>());
public readonly onDidChanged = this._onChanged.event;
public setPreviousEditorLine(scrollLocation: LastScrollLocation): void {
this.previousEditorInfo.set(scrollLocation.uri.toString(), scrollLocation);
public setPreviousStaticEditorLine(scrollLocation: LastScrollLocation): void {
this.previousStaticEditorInfo.set(scrollLocation.uri.toString(), scrollLocation);
}
public getPreviousEditorLineByUri(resource: vscode.Uri): number | undefined {
const scrollLoc = this.previousEditorInfo.get(resource.toString());
public getPreviousStaticEditorLineByUri(resource: vscode.Uri): number | undefined {
const scrollLoc = this.previousStaticEditorInfo.get(resource.toString());
this.previousStaticEditorInfo.delete(resource.toString());
return scrollLoc?.line;
}
public setPreviousTextEditorLine(scrollLocation: LastScrollLocation): void {
this.previousTextEditorInfo.set(scrollLocation.uri.toString(), scrollLocation);
}
public getPreviousTextEditorLineByUri(resource: vscode.Uri): number | undefined {
const scrollLoc = this.previousTextEditorInfo.get(resource.toString());
this.previousTextEditorInfo.delete(resource.toString());
return scrollLoc?.line;
}