private void openForm(Form f)
{ if (f is Form2 )
{
Form2 mf=(Form2) f;
if (mf.WindowState==FormWindowState.Minimized) //是否最小化
{
mf.WindowState=FormWindowState.Normal; }
mf.BringToFront(); //窗体到最上层
return;
}
}
Form2 frm =new Form2();
frm.MdiParent=this;
frm.Show();
}
{ if (f is Form2 )
{
Form2 mf=(Form2) f;
if (mf.WindowState==FormWindowState.Minimized) //是否最小化
{
mf.WindowState=FormWindowState.Normal; }
mf.BringToFront(); //窗体到最上层
return;
}
}
Form2 frm =new Form2();
frm.MdiParent=this;
frm.Show();
}
if (f is Form2 )
if (f.GetType().ToString() == "(form2的namespace).Form2")
private void openForm(string typeName)
{ Type type = null;
try
{
type = Type.GetType(typeName);
}
catch(Exception ex)
{
MessageBox.Show(ex.Message,"出错了!",MessageBoxButtons.OK,MessageBoxIcon.Error);
} Form mForm = (Form)System.Activator.CreateInstance(type); foreach (Form f in MdiChildren)
{
if (f.GetType() ==mForm.GetType() )
{
mForm = f;
if (mForm.WindowState==FormWindowState.Minimized) //是否最小化
{
mForm.WindowState=FormWindowState.Normal; }
mForm.BringToFront(); //窗体到最上层
return;
}
}
Form frm = (Form)System.Activator.CreateInstance(type);
frm.MdiParent=this;
frm.Show();
}不过,调用时,要用:this.openForm("命名空间.Form2");