Show窗体动态添加按钮。窗体间数据传递

    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            Form2 objFrm = new Form2();

            DialogResult result =  objFrm.ShowDialog();
            if (result == DialogResult.OK)
            {
                this.textBox1.Text = objFrm.currBtnName;
            }
        }
    }

    public partial class Form2 : Form
    {
        public string currBtnName;
        public Form2()
        {
            InitializeComponent();
            AddButtons();
        }

        private void AddButtons()
        {
            for (int i = 0; i < 2; i++)
            {
                Button objBtn = new Button();
                objBtn.Location = new System.Drawing.Point(277 + i * 100, 176);
                objBtn.Name = "button" + (i + 1).ToString();
                objBtn.Size = new System.Drawing.Size(75, 23);
                objBtn.TabIndex = 0;
                objBtn.Text = "button" + (i + 1).ToString();
                objBtn.UseVisualStyleBackColor = true;
                objBtn.Click += objBtn_Click;
                this.Controls.Add(objBtn);
            }
            
        }

        void objBtn_Click(object sender, EventArgs e)
        {
            Button objBtn = (Button)sender;
            MessageBox.Show(objBtn.Name);

            currBtnName = objBtn.Name;
        }

        private void button1_Click(object sender, EventArgs e)
        {
            this.DialogResult = DialogResult.OK;
            this.Close();
        }

        private void button2_Click(object sender, EventArgs e)
        {
            this.Close();
        }
    }