fix(editor): preserve multi-cursor clicks on identifiers

apps/desktop/src/lib/__tests__/editor/queryEditorPointerSelection.spec.ts

@@ -1,5 +1,5 @@
 import { describe, expect, it } from "vitest";
-import { startsQueryEditorRectangularSelection } from "@/lib/editor/queryEditorPointerSelection";
+import { startsQueryEditorRectangularSelection, usesQueryEditorObjectNavigationModifier } from "@/lib/editor/queryEditorPointerSelection";
 
 describe("query editor pointer selection", () => {
   it("starts rectangular selection for Alt+left drag", () => {
@@ -13,4 +13,18 @@ describe("query editor pointer selection", () => {
   it("leaves ordinary left clicks to the normal cursor handler", () => {
     expect(startsQueryEditorRectangularSelection({ altKey: false, button: 0 })).toBe(false);
   });
+
+  it("uses Cmd or Ctrl without Alt for object navigation", () => {
+    expect(usesQueryEditorObjectNavigationModifier({ altKey: false, ctrlKey: false, metaKey: true })).toBe(true);
+    expect(usesQueryEditorObjectNavigationModifier({ altKey: false, ctrlKey: true, metaKey: false })).toBe(true);
+  });
+
+  it("leaves Alt+Cmd and Alt+Ctrl to multi-cursor selection", () => {
+    expect(usesQueryEditorObjectNavigationModifier({ altKey: true, ctrlKey: false, metaKey: true })).toBe(false);
+    expect(usesQueryEditorObjectNavigationModifier({ altKey: true, ctrlKey: true, metaKey: false })).toBe(false);
+  });
+
+  it("does not treat an unmodified pointer event as object navigation", () => {
+    expect(usesQueryEditorObjectNavigationModifier({ altKey: false, ctrlKey: false, metaKey: false })).toBe(false);
+  });
 });

apps/desktop/src/lib/editor/queryEditorPointerSelection.ts

@@ -3,6 +3,16 @@ export interface QueryEditorPointerEvent {
   button: number;
 }
 
+export interface QueryEditorObjectNavigationModifierEvent {
+  altKey: boolean;
+  ctrlKey: boolean;
+  metaKey: boolean;
+}
+
 export function startsQueryEditorRectangularSelection(event: QueryEditorPointerEvent): boolean {
   return event.altKey || event.button === 1;
 }
+
+export function usesQueryEditorObjectNavigationModifier(event: QueryEditorObjectNavigationModifierEvent): boolean {
+  return !event.altKey && (event.metaKey || event.ctrlKey);
+}