摘要：
界面：感觉没有什么地方需要解释。核心代码： bool isDrag = false; Rectangle theRectangle = new Rectangle(new Point(0, 0), new Size(0, 0)); Point startPoint, oldPoint; private Graphics ig; private void button1_Click(object sender, EventArgs e) { openFileDialog1.Filter = "*.jpg,*.jpeg,*.bmp,*.gif,*.ico,*.png,*.tif,*.wm 阅读全文
摘要：
界面：核心代码：Cursor myCursor = new Cursor(@"C:\WINDOWS\Cursors\aero_cross.cur"); //自定义鼠标 Image myImage;//选择图片private void button1_Click(object sender, EventArgs e) { openFileDialog1.Filter = "*.jpg,*.jpeg,*.bmp,*.gif,*.ico,*.png,*.tif,*.wmf|*.jpg;*.jpeg;*.bmp;*.gif;*.ico;*.png;*.tif;*.wmf& 阅读全文