C # code implementation on the welcome page of the form,

C # code implementation on the welcome page of the form,

Call

WYL. orderWater. serverSide. splashScreen. splasher. show (typeof (WYL. orderWater. serverSide. splashScreen. frmSplash); System. threading. thread. sleep (1, 800); System. threading. thread. sleep (800 );//....... load the time-consuming code Splasher here. status = "Initialization is complete! "; System. Threading. Thread. Sleep (800); Splasher. Close ();

1.

Splasher. cs

using System;using System.Windows.Forms;using System.Threading;using System.Reflection;namespace WYL.OrderWater.ServerSide.SplashScreen{    public class Splasher    {        private static Form m_SplashForm = null;        private static ISplashForm m_SplashInterface = null;        private static Thread m_SplashThread = null;        private static string m_TempStatus = string.Empty;        ///         /// Show the SplashForm        ///         public static void Show(Type splashFormType)        {            if (m_SplashThread != null)                return;            if (splashFormType == null)            {                throw (new Exception("splashFormType is null"));            }            m_SplashThread = new Thread(new ThreadStart(delegate()            {                CreateInstance(splashFormType);                Application.Run(m_SplashForm);            }));            m_SplashThread.IsBackground = true;            m_SplashThread.SetApartmentState(ApartmentState.STA);            m_SplashThread.Start();        }        ///         /// set the loading Status        ///         public static string Status        {            set            {                if (m_SplashInterface == null || m_SplashForm == null)                {                    m_TempStatus = value;                    return;                }                m_SplashForm.Invoke(                        new SplashStatusChangedHandle(delegate(string str) { m_SplashInterface.SetStatusInfo(str); }),                        new object[] { value }                    );            }        }        ///         /// Colse the SplashForm        ///         public static void Close()        {            if (m_SplashThread == null || m_SplashForm == null) return;            try            {                m_SplashForm.Invoke(new MethodInvoker(m_SplashForm.Close));            }            catch (Exception)            {            }            m_SplashThread = null;            m_SplashForm = null;        }        private static void CreateInstance(Type FormType)        {            object obj = FormType.InvokeMember(null,                                BindingFlags.DeclaredOnly |                                BindingFlags.Public | BindingFlags.NonPublic |                                BindingFlags.Instance | BindingFlags.CreateInstance, null, null, null);            m_SplashForm = obj as Form;            m_SplashInterface = obj as ISplashForm;            if (m_SplashForm == null)            {                throw (new Exception("Splash Screen must inherit from System.Windows.Forms.Form"));            }            if (m_SplashInterface == null)            {                throw (new Exception("must implement interface ISplashForm"));            }            if (!string.IsNullOrEmpty(m_TempStatus))                m_SplashInterface.SetStatusInfo(m_TempStatus);        }        private delegate void SplashStatusChangedHandle(string NewStatusInfo);    }}

2. ISplashForm. cs

using System;using System.Collections.Generic;using System.Text;namespace WYL.OrderWater.ServerSide.SplashScreen{    ///     /// interface for Splash Screen    ///     public interface ISplashForm    {        void SetStatusInfo(string NewStatusInfo);    }}

3. Form code

FrmSplash. cs

using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;namespace WYL.OrderWater.ServerSide.SplashScreen{    public partial class frmSplash : Form,ISplashForm    {        public frmSplash()        {            InitializeComponent();        }        #region ISplashForm        void ISplashForm.SetStatusInfo(string NewStatusInfo)        {            lbStatusInfo.Text = NewStatusInfo;        }        #endregion        private void frmSplash_Load(object sender, EventArgs e)        {        }    }}

FrmSplash. designer. cs

Namespace WYL. OrderWater. ServerSide. SplashScreen {partial class frmSplash {////// Required designer variables. ///Private System. ComponentModel. IContainer components = null ;////// Clear all resources in use. //////If the managed resources should be released, the value is true; otherwise, the value is false. Protected override void Dispose (bool disposing) {if (disposing & (components! = Null) {components. Dispose ();} base. Dispose (disposing);} # code generated by region Windows Form Designer ////// The designer supports the required methods-do not // use the code editor to modify the content of this method. ///Private void InitializeComponent () {this. lbStatusInfo = new System. windows. forms. label (); this. label1 = new System. windows. forms. label (); this. label2 = new System. windows. forms. label (); this. suspendLayout (); // lbStatusInfo // this. lbStatusInfo. autoSize = true; this. lbStatusInfo. backColor = System. drawing. color. transparent; this. lbStatusInfo. font = new System. drawing. font ("", 9F, System. drawi Ng. fontStyle. bold, System. drawing. graphicsUnit. point, (byte) (134); this. lbStatusInfo. foreColor = System. drawing. color. white; this. lbStatusInfo. location = new System. drawing. points (148,395); this. lbStatusInfo. name = "lbStatusInfo"; this. lbStatusInfo. size = new System. drawing. size (164, 12); this. lbStatusInfo. tabIndex = 0; this. lbStatusInfo. text = "initializing the application ...... "; // label1 // this. label1.Aut OSize = true; this. label1.Font = new System. drawing. font ("", 26.25F, System. drawing. fontStyle. bold, System. drawing. graphicsUnit. point, (byte) (134); this. label1.ForeColor = System. drawing. systemColors. highlightText; this. label1.Location = new System. drawing. point (144, 18); this. label1.Name = "label1"; this. label1.Size = new System. drawing. size (159, 35); this. label1.TabIndex = 1; this. label1.Te Xt = "Yinlong software"; // label2 // this. label2.AutoSize = true; this. label2.Font = new System. drawing. font ("", 10.5F, System. drawing. fontStyle. regular, System. drawing. graphicsUnit. point, (byte) (134); this. label2.ForeColor = System. drawing. systemColors. scrollBar; this. label2.Location = new System. drawing. points (50,536); this. label2.Name = "label2"; this. label2.Size = new System. drawing. size (161, 28); This. label2.TabIndex = 2; this. label2.Text = "(C) 2017 YinLongSoft. \ R \ n reserves all rights reserved. "; // FrmSplash // this. autoScaleDimensions = new System. drawing. sizeF (6F, 12F); this. autoScaleMode = System. windows. forms. autoScaleMode. font; this. backColor = System. drawing. systemColors. activeCaptionText; this. clientSize = new System. drawing. size (450,600); this. controls. add (this. label2); this. controls. add (this. label1); this. controls. add (this. lbStatusInfo); this. formBorderStyle = System. windows. forms. formBorderStyle. none; this. name = "frmSplash"; this. showInTaskbar = false; this. startPosition = System. windows. forms. formStartPosition. centerScreen; this. text = "frmSplash"; this. topMost = true; this. load + = new System. eventHandler (this. frmSplash_Load); this. resumeLayout (false); this. extends mlayout () ;}# endregion private System. windows. forms. label lbStatusInfo; private System. windows. forms. label label1; private System. windows. forms. label label2 ;}}

FrmSplash. resx