窗体最大化（包含任务栏）：
1 this.TopMost = true;
2 this.Location = new Point(0, 0);
3 this.Size = Screen.PrimaryScreen.Bounds.Size;
窗体最大化（不包含任务栏）：
1 this.Location = new Point(0, 0);
2 this.Size = Screen.PrimaryScreen.WorkingArea.Size;
textbox滚动到最下端：
1 textBox.SelectionStart = textBox.TextLength - 1;
2 textBox.ScrollToCaret();
DatagridView滚动到最下：
1 //计算dataGridView1可显示的最多行数
2 int count = (dataGridView1.Height - dataGridView1.RowHeadersWidth) / dataGridView1.Rows[0].Height;
3 //设定最上端的显示行
4 dataGridView1.FirstDisplayedScrollingRowIndex = num - count;
TabControl页面切换
1 private void btnPage1_Click(object sender, EventArgs e)
2 {
3 tabPage1.Parent = this.tabControl1;
4 tabPage2.Parent = null;
5 }
6
7 private void btnPage2_Click(object sender, EventArgs e)
8 {
9 tabPage1.Parent = null;
10 tabPage2.Parent = this.tabControl1;
11 }