Table Designer - Save Changes feature and Editor related features (#17335)

* table designer add/remove row support

* save changes and editor support

* address comments

* fix build error

* including missing change

* lower case request name

src/sql/workbench/contrib/tableDesigner/browser/actions.ts

@@ -0,0 +1,44 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { TableDesignerComponentInput } from 'sql/workbench/services/tableDesigner/browser/tableDesignerComponentInput';
+import { Action } from 'vs/base/common/actions';
+import { Codicon } from 'vs/base/common/codicons';
+import { IDisposable } from 'vs/base/common/lifecycle';
+import { localize } from 'vs/nls';
+
+export class SaveTableChangesAction extends Action {
+	public static ID = 'tableDesigner.saveTableChanges';
+	public static LABEL = localize('tableDesigner.saveTableChanges', "Save Changes");
+	private _input: TableDesignerComponentInput;
+	private _onStateChangeDisposable: IDisposable;
+
+	constructor(
+	) {
+		super(SaveTableChangesAction.ID, SaveTableChangesAction.LABEL, Codicon.save.classNames);
+	}
+
+	public setContext(input: TableDesignerComponentInput): void {
+		this._input = input;
+		this.updateState();
+		this._onStateChangeDisposable?.dispose();
+		this._onStateChangeDisposable = input.onStateChange((e) => {
+			this.updateState();
+		});
+	}
+
+	public override async run(): Promise<void> {
+		await this._input.save();
+	}
+
+	private updateState(): void {
+		this.enabled = this._input.dirty && this._input.valid && !this._input.saving;
+	}
+
+	override dispose() {
+		super.dispose();
+		this._onStateChangeDisposable?.dispose();
+	}
+}