C# 如何使用 Windows 窗体更改按钮上的图像？
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How do I change a image on a Button using Windows Forms?
提问by radbyx
How do I toggle between two images on a Button?
I have a "Lock" and "Unlock" image I would like to use on the same button.
如何在一个 上的两个图像之间切换Button？我有一个“锁定”和“解锁”图像，我想在同一个按钮上使用。
So far I have used the property window to set a single image..
到目前为止，我已经使用属性窗口来设置单个图像。
UPDATE: Many good answers, but I should have mention that my two images is in the Property folder. How do I access them with a relative path?
更新：很多很好的答案，但我应该提到我的两个图像在属性文件夹中。如何使用相对路径访问它们？
采纳答案by Samuel Slade
You will most likely have to change the Button.Imageproperty in the code-behind. See the MSDN Documentationfor information and a sample on how to do this.
您很可能必须更改Button.Image代码隐藏中的属性。有关如何执行此操作的信息和示例，请参阅MSDN 文档。
回答by clearpath
You would have to code.
你将不得不编码。
if(locked)
Button.Image = Images.Lock;
else
Button.Image = Images.Unlock;
where Imagesis, say, a Resource you have created through the designer.
Images例如，您通过设计器创建的资源在哪里。
回答by zzfima
Easy:
简单：
button1.Image = System.Drawing.Image.FromFile(@"C:\Users\Administrator\Pictures\forestfloor.jpg");
P.S. Before set image, check if it exist
PS在设置图像之前，检查它是否存在
回答by jkdobariya
You can change a image of Windows Form Button using 2 Methods
您可以使用 2 种方法更改 Windows 窗体按钮的图像
Method 1 for Relative Path
相对路径的方法一
button1.Image = System.Drawing.Image.FromFile(@"C:\Users\jk\Desktop\icons\image.png");
button1.Image = Image.FromFile("C:\Users\jk\Desktop\icons\image.png");
Method 2 For Resources Image
方法二资源图片
this.button1.Image = NameSpace1.Properties.Resources.Image2.png;
you can also visit MSDN Library: ButtonBase.Image Property
