C# 鼠标拖拽图像 实例源码

拖拽前

拖拽后

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

namespace MouseDelayImage
{
    public partial class Frm_Main : Form
    {
        bool flag = false;//定义变量，用来标识鼠标是否移动
        public Frm_Main()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            flag = false;
            pictureBox1.Location = new System.Drawing.Point(14, 8);
            openFileDialog1.Filter = "*.jpg,*.jpeg,*.bmp,*.gif,*.ico,*.png,*.tif,*.wmf|*.jpg;*.jpeg;*.bmp;*.gif;*.ico;*.png;*.tif;*.wmf";
            openFileDialog1.ShowDialog();
            Image myImage = System.Drawing.Image.FromFile(openFileDialog1.FileName);
            pictureBox1.Image = myImage;
        }

        private void Frm_Main_MouseMove(object sender, MouseEventArgs e)
        {
            if (flag)													//如果鼠标在窗体中移动
                pictureBox1.Location = new System.Drawing.Point(e.X, e.Y);			//定义PictureBox控件的坐标位置
        }

        private void pictureBox1_MouseEnter(object sender, EventArgs e)
        {
            flag = true;//将标识设置为true
        }
    }
}

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资源文件列表

MouseDelayImage.sln , 935
MouseDelayImage.suo , 21504
MouseDelayImage/bin/Debug/MouseDelayImage.exe , 9728
MouseDelayImage/bin/Debug/MouseDelayImage.pdb , 24064
MouseDelayImage/Frm_Main.cs , 1369
MouseDelayImage/Frm_Main.designer.cs , 3462
MouseDelayImage/Frm_Main.resx , 6017
MouseDelayImage/MouseDelayImage.csproj , 4034
MouseDelayImage/obj/Debug/DesignTimeResolveAssemblyReferencesInput.cache , 7182
MouseDelayImage/obj/Debug/MouseDelayImage.csproj.FileListAbsolute.txt , 3800
MouseDelayImage/obj/Debug/MouseDelayImage.csproj.GenerateResource.Cache , 850
MouseDelayImage/obj/Debug/MouseDelayImage.exe , 9728
MouseDelayImage/obj/Debug/MouseDelayImage.Frm_Main.resources , 180
MouseDelayImage/obj/Debug/MouseDelayImage.pdb , 24064
MouseDelayImage/obj/Debug/MouseDelayImage.Properties.Resources.resources , 180
MouseDelayImage/obj/Debug/TempPE/Properties.Resources.Designer.cs.dll , 4608
MouseDelayImage/Program.cs , 499
MouseDelayImage/Properties/AssemblyInfo.cs , 1362
MouseDelayImage/Properties/Resources.Designer.cs , 2870
MouseDelayImage/Properties/Resources.resx , 5612
MouseDelayImage/Properties/Settings.Designer.cs , 1115
MouseDelayImage/Properties/Settings.settings , 249