如题,做了一个在运行时可拖动的按钮,可是每次一拖动就会触发Click事件,怎样才能实现只拖动按钮而不触发Click事件,Click事件是必要的,不可省
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- threenewbee 2016-11-14 06:38关注
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 WindowsFormsApplication1 { public partial class Form1 : Form { private Point buttonlocation; public Form1() { InitializeComponent(); } private void button1_Click(object sender, EventArgs e) { MessageBox.Show("button1"); } private void button1_MouseUp(object sender, MouseEventArgs e) { buttonlocation = e.Location; } private void button1_MouseMove(object sender, MouseEventArgs e) { if (e.Button == System.Windows.Forms.MouseButtons.Left) { this.button1.Click -= button1_Click; this.button1.Location = new Point(this.button1.Left + (e.X - buttonlocation.X), this.button1.Top + (e.Y - buttonlocation.Y)); } } private void button1_MouseDown(object sender, MouseEventArgs e) { buttonlocation = e.Location; this.button1.Click -= button1_Click; this.button1.Click += button1_Click; } } }
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