Question

C#，我想遍历当前的窗体，然后把窗体的背景颜色变成我想要的颜色，这个不行啊，不进foreach

foreach (Control control in Controls)
{
if (control is Form)
{
control.BackgroundImage = Image.FromFile(System.Environment.CurrentDirectory + @"\images\background_images_main.png", false);
}
// InitializeComponent();
}

Answer 1

Control control in Controls
Form in Application.OpenForms

追问

是那个if条件不进啊，说错了不是那个foreach

追答

截图

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追答

我叫你改成Form in Application.OpenForms

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牛逼啊，谢谢啊