Question

c#中的按钮，图片后的白色背景如何变为透明，于框体的颜色一致？

Answer 1

这么简单还用问?this.button1.FlatStyle=FlatStyle.Flat;
this.button1.FlatAppearance.BorderSize=0;
this.button1.BackColor=Color.Transparent;
//设置鼠标移入和点下背景
this.button1.FlatAppearance.MouseDownBackColor=Color.Transparent;
this.button1.FlatAppearance.MouseOverBackColor=Color.Transparent;