1、ComboBox: private void cb_SelectedIndexChanged(object sender, EventArgs e) { MessageBox.Show("你选中的是:"+((ComboBox)sender).SelectedItem.ToString()); } 2、RadioBox String name = tbName.Text; String sex = rbFemale.Checked ? "女" : "男"; String country = cb.SelectedItem.ToString(); MessageBox.Show("你的姓名是:"+name+",性别为"+sex+",来自"+country); 3、ListView:column属性 item属性 //添加行 private void add_Click(object sender, EventArgs e) { String id = tbID.Text.ToString(); String name = tbName.Text.ToString(); ListViewItem row = new ListViewItem(); row.SubItems[0].Text = id; row.SubItems.Add(name); listView1.Items.Add(row); } 4、画线 Pen pen = Pens.Red; Point p1 = new Point(0, 0); Point p2=new Point(this.ClientSize.Width,this.ClientSize.Height); Graphics g = this.CreateGraphics(); g.DrawLine(pen, p1, p2); 5、画圆 Pen pen = Pens.Blue; Graphics g = this.CreateGraphics(); g.DrawRectangle(pen, 0, 0, 50, 50); g.DrawEllipse(pen,50,0,50,50);//g.DrawEllipse(pen,int x,int y,int width,int height) 外接矩阵 6、画图 Image img = Image.FromFile("c://1.png"); Graphics g = this.CreateGraphics(); g.DrawImage(img,0,0); public void DrawImage( Image image, Rectangle rect ) public void DrawImage( //在指定位置并且按指定大小绘制指定的 Image 的指定部分。 Image image, Rectangle destRect, Rectangle srcRect, GraphicsUnit srcUnit// 枚举的成员,它指定 srcRect 参数所用的度量单位。 ) |
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