C#动态添加按钮控件示例源代码，内含计数，计算目前是添加的几个按钮，计算待添加按钮的位置，设置待添加按钮的属性，设置待添加按钮的事件，把控件添加到窗口中，设置鼠标的背景颜色，设置鼠标的背景颜色，显示点击了哪个按钮-C# dynamically add a button control sample source code, including counting, computing is now added a few buttons to be added to calculate the p