Renaming query plan to execution plan (#18551)

src/sql/workbench/contrib/executionPlan/browser/executionPlanWidgetController.ts

@@ -0,0 +1,48 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { ExecutionPlanWidgetBase as ExecutionPlanWidgetBase } from 'sql/workbench/contrib/executionPlan/browser/executionPlanWidgetBase';
+
+export class ExecutionPlanWidgetController {
+	private _executionPlanWidgetMap: Map<string, ExecutionPlanWidgetBase> = new Map();
+
+	constructor(private _parentContainer: HTMLElement) {
+
+	}
+
+	private addWidget(widget: ExecutionPlanWidgetBase) {
+		if (widget.identifier && !this._executionPlanWidgetMap.has(widget.identifier)) {
+			this._executionPlanWidgetMap.set(widget.identifier, widget);
+			if (widget.container) {
+				widget.container.classList.add('child');
+				this._parentContainer.appendChild(widget.container);
+				widget.focus();
+			}
+		}
+	}
+
+	public removeWidget(widget: ExecutionPlanWidgetBase) {
+		if (widget.identifier) {
+			if (this._executionPlanWidgetMap.has(widget.identifier)) {
+				this._parentContainer.removeChild(this._executionPlanWidgetMap.get(widget.identifier).container);
+				this._executionPlanWidgetMap.delete(widget.identifier);
+			} else {
+				throw new Error('The view is not present in the container');
+			}
+		}
+	}
+
+	/**
+	 * Adds or removes view from the controller.
+	 * @param widget PlanActionView to be added.
+	 */
+	public toggleWidget(widget: ExecutionPlanWidgetBase) {
+		if (!this._executionPlanWidgetMap.has(widget.identifier)) {
+			this.addWidget(widget);
+		} else {
+			this.removeWidget(widget);
+		}
+	}
+}