34 lines
899 B
C#
34 lines
899 B
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace Workshop2
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{
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public partial class Form1 : Form
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{
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//Form2 f2 = new Form2();
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public Form2 f2;
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public Form1()
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{
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InitializeComponent();
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}
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private void showForm2button_Click(object sender, EventArgs e)
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{
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if (f2 == null)
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{
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f2 = new Form2();// you need to set the textbox in form2 to public
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f2.textBox1.Text = "Initially Set from form1";// need to ensure if the form is closed it is dereferenced
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f2.FormClosed += delegate {
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f2 = null;
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};
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}
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f2.Show();
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}
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}
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} |