http://www.cnblogs.com/index/archive/2005/01/16/92651.html
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public string InputText
{
get { return textbox1.text; }
set { textbox1.text = value; }
}然后form1里调用
form2 frm = new form2()
frm.InputText = "xxx";
frm.showmodaldailog();
string = frm.InputText;
private void button1_Click(object sender, System.EventArgs e)
{
Form1 us=new Form1();
us.sj+=new Form1.usersj(us_sj);
us.ShowDialog();
}
Form1的代码:public delegate void usersj(string str);
public event usersj sj;
private void button1_Click(object sender, System.EventArgs e)
{
sj(l1.Text);
Close();
}
{
private TextBox t1;
private youvalueClass yvl;
public Frm1()
{
this.t1.databinds.add("Text",yvl,"youvalue1");
}
private onbutton1_click()
{
Frm2 frm=new Frm2(yvl);
}
}
class Frm2:Form
{
private TextBox t1
public Frm2(youvalueclass yvc)
{
t1.databinds.add("Text",yvc,"youvalue1");
}
}
class youvalueclass
{ public youvalueclass()
{
}
private string _youvalue1;
public string _youvalue1
{
get{return this._youvalue1;}
set{this._youvalue1=value;}
}
}
{
get{return this._youvalue1;}
set{this._youvalue1=value;}
}
这里多了条线
http://blog.csdn.net/zhzuo/archive/2004/04/05/22027.aspx
http://blog.csdn.net/zhzuo/archive/2004/04/05/22028.aspx
http://blog.csdn.net/zhzuo/archive/2004/04/05/22029.aspx
private void button1_Click(object sender, System.EventArgs e)
{
Form1 us=new Form1();
us.sj+=new Form1.usersj(us_sj);
us.ShowDialog();
}
Form1的代码:public delegate void usersj(string str);
public event usersj sj;
private void button1_Click(object sender, System.EventArgs e)
{
sj(l1.Text);
Close();
}
{
public Form1 mForm;
public Form2(Form1 myForm){this.mForm = myForm; ...}
}
http://blog.csdn.net/phoubes/archive/2005/01/21/262413.aspx方式二(事件与回调)
http://blog.csdn.net/phoubes/archive/2005/01/21/262420.aspx