C#中的Windows应用 [英] windows applivations in C#

问题描述

我如何使按钮在单击时从绿色变为红色，从绿色变为红色

how i do make the button to change its color to red from green and from green to red when is clicked

推荐答案

假定button1是您的按钮

1.在InitializeComponent();
之后添加

Assuming that button1 is your button

1. Add

button1.Click +=new EventHandler(button1_Click);

2.添加方法button1_Click:

after InitializeComponent();

2. Add the method button1_Click:

private void button1_Click(object sender, EventArgs e)
        {
           if(button1.BackColor == Color.Red)button1.BackColor = Color.Green;
           else button1.BackColor = Color.Red;
        }

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