Merge pull request #44006 from aushakou/fix-43465

Fix #43465

src/vs/editor/browser/viewParts/overviewRuler/decorationsOverviewRuler.ts

@@ -58,8 +58,13 @@ class Settings {
 		this.themeType = theme.type;
 
 		const minimapEnabled = config.editor.viewInfo.minimap.enabled;
+		const minimapSide = config.editor.viewInfo.minimap.side;
 		const backgroundColor = (minimapEnabled ? TokenizationRegistry.getDefaultBackground() : null);
-		this.backgroundColor = (backgroundColor ? Color.Format.CSS.formatHex(backgroundColor) : null);
+		if (backgroundColor === null || minimapSide === 'left') {
+			this.backgroundColor = null;
+		} else {
+			this.backgroundColor = Color.Format.CSS.formatHex(backgroundColor);
+		}
 
 		const position = config.editor.layoutInfo.overviewRuler;
 		this.top = position.top;

src/vs/editor/browser/viewParts/scrollDecoration/scrollDecoration.ts

@@ -54,7 +54,12 @@ export class ScrollDecorationViewPart extends ViewPart {
 
 	private _updateWidth(): boolean {
 		const layoutInfo = this._context.configuration.editor.layoutInfo;
-		let newWidth = layoutInfo.width - layoutInfo.minimapWidth;
+		let newWidth = 0;
+		if (layoutInfo.renderMinimap === 0 || (layoutInfo.minimapWidth > 0 && layoutInfo.minimapLeft === 0)) {
+			newWidth = layoutInfo.width;
+		} else {
+			newWidth = layoutInfo.width - layoutInfo.minimapWidth - layoutInfo.verticalScrollbarWidth;
+		}
 		if (this._width !== newWidth) {
 			this._width = newWidth;
 			return true;