新增实体工作流动态导航表格表格选中数据工具栏按钮状态控制

src/engine/view/wfdyna-exp-grid-view-engine.ts

@@ -76,4 +76,37 @@ export default class WFDynaExpGridViewEngine extends GridViewEngine {
     public GridLoad(args: any[]) {
         this.view.getWFStepModel();
     }
+
+    /**
+     * 选中变化
+     *
+     * @param {any[]} args
+     * @memberof WFDynaExpGridViewEngine
+     */
+    public selectionChange(args: any[]): void {
+        if (this.view) {
+            this.view.selectedData = args;
+            this.view.$emit('viewdataschange', args);
+        }
+        const state = args.length > 0 && !Object.is(args[0].srfkey, '') ? false : true;
+        this.calcToolbarItemState(state);
+    }
+
+    /**
+     * 计算工具栏状态
+     *
+     * @param {boolean} state
+     * @param {*} [dataaccaction]
+     * @memberof WFDynaExpGridViewEngine
+     */
+    public calcToolbarItemState(state: boolean, dataaccaction?: any) {
+        const _this: any = this;
+        if (!_this.view.linkModel || Object.keys(_this.view.linkModel).length === 0) {
+            return;
+        }
+        _this.view.linkModel.forEach((item:any) => {
+            item.disabled = state;
+        });
+        this.view.$forceUpdate();
+    }
 }
\ No newline at end of file