fixes #109128

src/vs/base/browser/ui/splitview/paneview.css

@@ -60,7 +60,7 @@
 /* TODO: actions should be part of the pane, but they aren't yet */
 .monaco-pane-view .pane > .pane-header > .actions {
 	display: none;
-	flex: 1;
+	margin-left: auto;
 }
 
 /* TODO: actions should be part of the pane, but they aren't yet */

src/vs/workbench/browser/parts/views/viewPaneContainer.ts

@@ -305,6 +305,8 @@ export abstract class ViewPane extends Pane implements IView {
 		this._register(this.toolbar);
 		this.setActions();
 
+		this._register(addDisposableListener(actions, EventType.CLICK, e => e.preventDefault()));
+
 		this._register(this.viewDescriptorService.getViewContainerModel(this.viewDescriptorService.getViewContainerByViewId(this.id)!)!.onDidChangeContainerInfo(({ title }) => {
 			this.updateTitle(this.title);
 		}));