for(int i=0;i<this.Controls.Count;i++)
{
if(this.panel1.Controls[i].GetType()=System.Windows.Forms.TextBox)
{
TextBox txt=(TextBox)this.Controls[i];
MessageBox.Show(txt.Text);
}
}
{
if(this.panel1.Controls[i].GetType()=System.Windows.Forms.TextBox)
{
TextBox txt=(TextBox)this.Controls[i];
MessageBox.Show(txt.Text);
}
}
for(int i=0;i<this.panel1.Controls.Count;i++)
{
if(this.panel1.Controls[i].GetType()=System.Windows.Forms.TextBox)
{
TextBox txt=(TextBox)this.panel1.Controls[i];
MessageBox.Show(txt.Text);
}
}
依次读出textbox的数据,
foreach ( Control c in this.panel1.Controls )
{
if( typeof(System.Windows.Forms.TextBox) ==c.GetType())
{
//依次对控件进行操作,
}
}
{
panel1.Controls.Clear();
for (i=0; i<(n*2); i++) {
TextBox textBox = new TextBox();
Label label = new Label();
if(i%2==0)
{
label.Name="x" + "("+ i+")";
label.Text="x" + "("+ (i/2)+")";
label.Width=45;} else
{
label.Name="y" + "("+ i+")";
label.Text="y" + "("+ ((i-1)/2)+")";
label.Width=45; }
int localY = 25*i;
int localX = 50 ;
int localO = 2;
int localP = 25 *i; label.Location= new Point(localO, localP);
textBox.Location= new Point(localX, localY);
panel1.Controls.Add(label);
panel1.Controls.Add(textBox);
}
}
点击一个按钮button1实现未定的多个textBox在panel1中的加入,然后在n个textBox中人工加入数据,textBox的数据如何取出呢?n个textBox无法定位?刚才说的不明白,现在补充。在panel1上中添加控件后,人工输入数据1 2 3 1..20 30..后怎样取出。x0 1
y0 2
x1 3
y1 1
.
.
xn 20
yn 30
panel1.controls.addrange(txtbx);//添加textboxTextBox txt=(TextBox)panel1.controls[0];
string str=txt.text;