using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?System.Windows.Forms;

namespace?透明度調(diào)節(jié)
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}
????????int?transparent?=?0;//透明度
????????private?void?panel1_MouseDown（object?sender?MouseEventArgs?e）
????????{
????????????panel2.Size?=?new?Size（e.Location.X?13）;
????????????
????????????transparent?=?e.Location.X;
????????????ChangeTransparent（transparent）;
????????????label1.Text?=?transparent.ToString（）+“%“;
????????}
????????///?

????????///?改變透明度
????????///?

????????///?