摘要: //是否在拖拽 bool isDrag = false; //鼠标相对于button控件左上角的坐标 Point contextbtnPoint = Point.Empty; private void button1_MouseDown(object sender,... 阅读全文
posted @ 2018-12-28 10:59 蓝雨冰城 阅读(1724) 评论(0) 推荐(0)