using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace Mesnac.Action.ChemicalWeighing { public partial class Loading : Form { public Loading() { InitializeComponent(); } /// /// 关闭命令 /// public void closeOrder() { if (this.InvokeRequired) { //这里利用委托进行窗体的操作,避免跨线程调用时抛异常,后面给出具体定义 CONSTANTDEFINE.SetUISomeInfo UIinfo = new CONSTANTDEFINE.SetUISomeInfo(new System.Action(() => { while (!this.IsHandleCreated) { ; } if (this.IsDisposed) return; if (!this.IsDisposed) { this.Dispose(); } })); this.Invoke(UIinfo); } else { if (this.IsDisposed) return; if (!this.IsDisposed) { this.Dispose(); } } } private void LoaderForm_FormClosing(object sender, FormClosingEventArgs e) { if (!this.IsDisposed) { this.Dispose(true); } } } class CONSTANTDEFINE { public delegate void SetUISomeInfo(); } }