feat(desktop): add DDL shortcut and grid row delete action

apps/desktop/src/lib/__tests__/dataGrid/dataGridToolbar.spec.ts

@@ -1,6 +1,7 @@
 import { describe, expect, it, vi } from "vitest";
 import {
   DATA_GRID_CONDITION_TOOLBAR_MIN_WIDTH,
+  dataGridDeleteRowToolbarState,
   dataGridToolbarCompactBreakpoint,
   dataGridToolbarIntervalOptions,
   isDataGridToolbarCompact,
@@ -32,6 +33,17 @@ function autoRefreshCapability(overrides: Partial<DataGridToolbarAutoRefreshCapa
 }
 
 describe("data grid toolbar capabilities", () => {
+  it("shows delete only for editable grids with a supported deletion path", () => {
+    expect(dataGridDeleteRowToolbarState({ editable: false, canDeleteRows: true, canDeleteExistingRows: true, deletableTargetCount: 1, isSaving: false })).toEqual({ visible: false, disabled: false });
+    expect(dataGridDeleteRowToolbarState({ editable: true, canDeleteRows: true, canDeleteExistingRows: true, deletableTargetCount: 0, isSaving: false })).toEqual({ visible: true, disabled: true });
+    expect(dataGridDeleteRowToolbarState({ editable: true, canDeleteRows: true, canDeleteExistingRows: false, deletableTargetCount: 0, isSaving: false })).toEqual({ visible: false, disabled: true });
+  });
+
+  it("keeps unsaved deletable rows available when existing-row deletion is unsupported", () => {
+    expect(dataGridDeleteRowToolbarState({ editable: true, canDeleteRows: true, canDeleteExistingRows: false, deletableTargetCount: 1, isSaving: false })).toEqual({ visible: true, disabled: false });
+    expect(dataGridDeleteRowToolbarState({ editable: true, canDeleteRows: true, canDeleteExistingRows: true, deletableTargetCount: 2, isSaving: true })).toEqual({ visible: true, disabled: true });
+  });
+
   it("uses a viewport-relative compact breakpoint within stable bounds", () => {
     expect(dataGridToolbarCompactBreakpoint(1920)).toBe(1050);
     expect(dataGridToolbarCompactBreakpoint(1280)).toBe(960);

apps/desktop/src/lib/__tests__/dataGrid/dataGridToolbarDeleteRow.spec.ts

@@ -0,0 +1,24 @@
+import { describe, expect, it } from "vitest";
+import { readFileSync } from "node:fs";
+
+const dataGridToolbarSource = readFileSync(new URL("../../../components/grid/DataGridToolbar.vue", import.meta.url), "utf8");
+const dataGridSource = readFileSync(new URL("../../../components/grid/DataGrid.vue", import.meta.url), "utf8");
+
+describe("data grid toolbar delete row", () => {
+  it("declares and renders the delete-row action button", () => {
+    expect(dataGridToolbarSource).toMatch(/deleteRow\?: DataGridToolbarActionCapability/);
+    expect(dataGridToolbarSource).toMatch(/isDataGridToolbarCapabilityVisible\(deleteRow\)/);
+    expect(dataGridToolbarSource).toMatch(/triggerDataGridToolbarAction\(deleteRow\)/);
+  });
+
+  it("wires the delete-row capability into the toolbar", () => {
+    expect(dataGridSource).toMatch(/:delete-row="deleteRowToolbarCapability"/);
+  });
+
+  it("keeps the delete-row capability tied to row deletion state", () => {
+    expect(dataGridSource).toMatch(/deleteRowToolbarTargetCount = computed\(\(\) => deletableRowIds\(selectedOrCurrentRowIds\(\)\)\.length\)/);
+    expect(dataGridSource).toMatch(/visible: deleteRowToolbarState\.value\.visible/);
+    expect(dataGridSource).toMatch(/disabled: deleteRowToolbarState\.value\.disabled/);
+    expect(dataGridSource).toMatch(/onTrigger: \(\) => \{\s*deleteCurrentRow\(\);/);
+  });
+});

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

@@ -21,7 +21,7 @@ describe("shortcutRegistry editor actions", () => {
     "exPasteSqlInCondition",
     "toggleFold",
   ];
-  const sidebarShortcutActionIds: ShortcutActionId[] = ["copySidebarSelection", "pasteSidebarSelection", "editSidebarConnection"];
+  const sidebarShortcutActionIds: ShortcutActionId[] = ["copySidebarSelection", "pasteSidebarSelection", "editSidebarConnection", "viewTableDdl"];
 
   it("registers the new-data-tab mouse modifier as a configurable sidebar shortcut", () => {
     const definition = SHORTCUT_DEFINITIONS.find((item) => item.id === "openDataInNewTab");

apps/desktop/src/lib/__tests__/sidebar/sidebarTreeDdlShortcut.spec.ts

@@ -0,0 +1,25 @@
+import { describe, expect, it } from "vitest";
+import type { TreeNode } from "@/types/database";
+import { sidebarNodeSupportsDdlView } from "@/lib/sidebar/sidebarTreeDdlShortcut";
+
+function node(type: TreeNode["type"]): TreeNode {
+  return { id: "n", label: "n", type, connectionId: "c", database: "db" };
+}
+
+describe("sidebar tree DDL shortcut", () => {
+  it("supports table, view and materialized view nodes", () => {
+    expect(sidebarNodeSupportsDdlView(node("table"))).toBe(true);
+    expect(sidebarNodeSupportsDdlView(node("view"))).toBe(true);
+    expect(sidebarNodeSupportsDdlView(node("materialized_view"))).toBe(true);
+  });
+
+  it("rejects nodes without a DDL view", () => {
+    expect(sidebarNodeSupportsDdlView(node("connection"))).toBe(false);
+    expect(sidebarNodeSupportsDdlView(node("database"))).toBe(false);
+    expect(sidebarNodeSupportsDdlView(node("schema"))).toBe(false);
+    expect(sidebarNodeSupportsDdlView(node("column"))).toBe(false);
+    expect(sidebarNodeSupportsDdlView(node("index"))).toBe(false);
+    expect(sidebarNodeSupportsDdlView(node("procedure"))).toBe(false);
+    expect(sidebarNodeSupportsDdlView(node("group"))).toBe(false);
+  });
+});

apps/desktop/src/lib/dataGrid/dataGridToolbar.ts

@@ -25,6 +25,14 @@ export interface DataGridToolbarActionCapability {
   onTrigger: () => void | Promise<void>;
 }
 
+export function dataGridDeleteRowToolbarState(options: { editable: boolean; canDeleteRows: boolean; canDeleteExistingRows: boolean; deletableTargetCount: number; isSaving: boolean }): { visible: boolean; disabled: boolean } {
+  const deletionAvailable = options.editable && options.canDeleteRows;
+  return {
+    visible: deletionAvailable && (options.canDeleteExistingRows || options.deletableTargetCount > 0),
+    disabled: options.isSaving || options.deletableTargetCount === 0,
+  };
+}
+
 export interface DataGridToolbarSaveCapability extends DataGridToolbarActionCapability {
   pendingCount: number;
   shortcutLabel?: string;

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

@@ -223,6 +223,10 @@ export function isEditSidebarConnectionShortcut(event: ShortcutLikeEvent, shortc
   return matchesShortcut(event, actionShortcut("editSidebarConnection", shortcuts));
 }
 
+export function isViewTableDdlShortcut(event: ShortcutLikeEvent, shortcuts?: Partial<ShortcutSettings>): boolean {
+  return matchesShortcut(event, actionShortcut("viewTableDdl", shortcuts));
+}
+
 export function isQuickOpenShortcut(event: ShortcutLikeEvent, shortcuts?: Partial<ShortcutSettings>): boolean {
   return matchesShortcut(event, actionShortcut("quickOpen", shortcuts));
 }

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

@@ -55,6 +55,7 @@ export type ShortcutActionId =
   | "pasteSidebarSelection"
   | "editSidebarConnection"
   | "openDataInNewTab"
+  | "viewTableDdl"
   | "sendSelectionToAi";
 
 export type ShortcutScope = "global" | "editor" | "grid" | "search" | "sidebar";
@@ -409,6 +410,12 @@ export const SHORTCUT_DEFINITIONS: ShortcutDefinition[] = [
     defaultShortcut: "Alt",
     inputKind: "modifier-only",
   },
+  {
+    id: "viewTableDdl",
+    labelKey: "settings.shortcutViewTableDdl",
+    scope: "sidebar",
+    defaultShortcut: "Shift+Mod+D",
+  },
   {
     id: "sendSelectionToAi",
     labelKey: "settings.shortcutSendSelectionToAi",

apps/desktop/src/lib/sidebar/sidebarTreeDdlShortcut.ts

@@ -0,0 +1,9 @@
+import type { TreeNode } from "@/types/database";
+
+/**
+ * 侧边栏中支持“查看 DDL”的节点类型，与右键菜单的
+ * “查看 DDL”菜单项可见条件保持一致。
+ */
+export function sidebarNodeSupportsDdlView(node: TreeNode): boolean {
+  return node.type === "table" || node.type === "view" || node.type === "materialized_view";
+}