//---------------------------------------
// form1.cs
//----------------------------------------
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data; namespace FormConmunicate
{
/// <summary>
/// Form1 的摘要说明。
/// </summary>public delegate string getText();public class Form1 : System.Windows.Forms.Form
{
public System.Windows.Forms.TextBox textBox1;
private System.Windows.Forms.Button button1;
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.Container components = null;public Form1()
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent();//
// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
//
}/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}#region Windows Form Designer generated code
/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.textBox1 = new System.Windows.Forms.TextBox();
this.button1 = new System.Windows.Forms.Button();
this.SuspendLayout();
//
// textBox1
//
this.textBox1.Location = new System.Drawing.Point(64, 40);
this.textBox1.Name = "textBox1";
this.textBox1.Size = new System.Drawing.Size(88, 21);
this.textBox1.TabIndex = 0;
this.textBox1.Text = "textBox1";
//
// button1
//
this.button1.Location = new System.Drawing.Point(104, 168);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(96, 24);
this.button1.TabIndex = 1;
this.button1.Text = "button1";
//this.button1.Click += new System.EventHandler(this.button1_Click);
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(292, 273);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.button1,
this.textBox1});
FormHandel.myFormHandel[0]=(int)this.Handle;
this.Name = "Form1";
this.Text = "Form1";
this.ResumeLayout(false);}
#endregion/// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
Form1 f1=new Form1();
Form2 f2=new Form2();f2.TextChange+=new TextChangeEventHander(f1.ontextchange);f2.Show();Application.Run(f1);
}private void ontextchange(object sender,Form2EventArg e)
{
this.textBox1.Text=e.MyText ;}
}public class FormHandel
{
public static int[] myFormHandel={1,2};}}//-----------------------------------------------
// form2.cs
//-----------------------------------------------
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;namespace FormConmunicate
{
/// <summary>
/// Form2 的摘要说明。
/// </summary>
/// public delegate void TextChangeEventHander(object sender,Form2EventArg e);public class Form2 : System.Windows.Forms.Form
{
public System.Windows.Forms.TextBox textBox1;
private System.Windows.Forms.Button button1;public event TextChangeEventHander TextChange;/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.Container components = null;
public Form2()
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent();this.textBox1.Text=this.Handle.ToString();//
// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
//
}/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if(components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}#region Windows Form Designer generated code
/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.textBox1 = new System.Windows.Forms.TextBox();
this.button1 = new System.Windows.Forms.Button();
this.SuspendLayout();
//
// textBox1
//
this.textBox1.Location = new System.Drawing.Point(168, 56);
this.textBox1.Name = "textBox1";
this.textBox1.Size = new System.Drawing.Size(80, 21);
this.textBox1.TabIndex = 0;
this.textBox1.Text = "textBox1";
//
// button1
//
this.button1.Location = new System.Drawing.Point(168, 136);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(88, 24);
this.button1.TabIndex = 1;
this.button1.Text = "button1";
this.button1.Click += new System.EventHandler(this.button1_Click);
//
// Form2
//
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(292, 273);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.button1,
this.textBox1});FormHandel.myFormHandel[1]=(int)this.Handle;
this.Name = "Form2";
this.Text = "Form2";
this.ResumeLayout(false);}
#endregionprivate void button1_Click(object sender, System.EventArgs e)
{//引发事件,并传递数据
TextChange(this,new Form2EventArg(this.textBox1.Text));
}
}//事件数据
public class Form2EventArg:System.EventArgs
{
private readonly string mytext ;public Form2EventArg(string str)
{
mytext=str;
}public string MyText
{
get
{
return mytext;
}}
}}
// form1.cs
//----------------------------------------
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data; namespace FormConmunicate
{
/// <summary>
/// Form1 的摘要说明。
/// </summary>public delegate string getText();public class Form1 : System.Windows.Forms.Form
{
public System.Windows.Forms.TextBox textBox1;
private System.Windows.Forms.Button button1;
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.Container components = null;public Form1()
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent();//
// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
//
}/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}#region Windows Form Designer generated code
/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.textBox1 = new System.Windows.Forms.TextBox();
this.button1 = new System.Windows.Forms.Button();
this.SuspendLayout();
//
// textBox1
//
this.textBox1.Location = new System.Drawing.Point(64, 40);
this.textBox1.Name = "textBox1";
this.textBox1.Size = new System.Drawing.Size(88, 21);
this.textBox1.TabIndex = 0;
this.textBox1.Text = "textBox1";
//
// button1
//
this.button1.Location = new System.Drawing.Point(104, 168);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(96, 24);
this.button1.TabIndex = 1;
this.button1.Text = "button1";
//this.button1.Click += new System.EventHandler(this.button1_Click);
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(292, 273);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.button1,
this.textBox1});
FormHandel.myFormHandel[0]=(int)this.Handle;
this.Name = "Form1";
this.Text = "Form1";
this.ResumeLayout(false);}
#endregion/// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
Form1 f1=new Form1();
Form2 f2=new Form2();f2.TextChange+=new TextChangeEventHander(f1.ontextchange);f2.Show();Application.Run(f1);
}private void ontextchange(object sender,Form2EventArg e)
{
this.textBox1.Text=e.MyText ;}
}public class FormHandel
{
public static int[] myFormHandel={1,2};}}//-----------------------------------------------
// form2.cs
//-----------------------------------------------
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;namespace FormConmunicate
{
/// <summary>
/// Form2 的摘要说明。
/// </summary>
/// public delegate void TextChangeEventHander(object sender,Form2EventArg e);public class Form2 : System.Windows.Forms.Form
{
public System.Windows.Forms.TextBox textBox1;
private System.Windows.Forms.Button button1;public event TextChangeEventHander TextChange;/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.Container components = null;
public Form2()
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent();this.textBox1.Text=this.Handle.ToString();//
// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
//
}/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if(components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}#region Windows Form Designer generated code
/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.textBox1 = new System.Windows.Forms.TextBox();
this.button1 = new System.Windows.Forms.Button();
this.SuspendLayout();
//
// textBox1
//
this.textBox1.Location = new System.Drawing.Point(168, 56);
this.textBox1.Name = "textBox1";
this.textBox1.Size = new System.Drawing.Size(80, 21);
this.textBox1.TabIndex = 0;
this.textBox1.Text = "textBox1";
//
// button1
//
this.button1.Location = new System.Drawing.Point(168, 136);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(88, 24);
this.button1.TabIndex = 1;
this.button1.Text = "button1";
this.button1.Click += new System.EventHandler(this.button1_Click);
//
// Form2
//
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(292, 273);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.button1,
this.textBox1});FormHandel.myFormHandel[1]=(int)this.Handle;
this.Name = "Form2";
this.Text = "Form2";
this.ResumeLayout(false);}
#endregionprivate void button1_Click(object sender, System.EventArgs e)
{//引发事件,并传递数据
TextChange(this,new Form2EventArg(this.textBox1.Text));
}
}//事件数据
public class Form2EventArg:System.EventArgs
{
private readonly string mytext ;public Form2EventArg(string str)
{
mytext=str;
}public string MyText
{
get
{
return mytext;
}}
}}
然后如果验证成功,在显示mainform。
传参数,你可以声明全局的。
也可以在写一个mainForm 带参数的构造函数。
如验证通过:
MainForm mf = new MainForm(username,password);
mf.Show();
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent();
//
// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
//
}/// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
Form1 f= new Form1();
if (f.ShowDialog()==DialogResult.OK)
{
object someVar = f.SomeProperty;
Application.Run(new Form1( someVar ));
}
}
public Form1( object someValue )
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent();
//
// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
//
}/// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
FormLogin f= new FormLogin(); if (f.ShowDialog()==DialogResult.OK)
{
object someVar = f.SomeProperty;
Application.Run(new Form1( someVar ));
}
}
welcomef.Show();
System.Threading.Thread.Sleep(2000);
welcomef.Close(); loginf.ShowDialog();//显示这个登录窗口
int UserType=loginf.returnUserType();//取得用户类型
private void Loginbut_ClickEvent(object sender, System.EventArgs e)
{
//判断,一些登录数据库,验证过程 this.close();
}
public int returnUserType()
{
return this.userType;
}
Loginform loginf=new Loginform();