C# 在运行时将PictureBox添加到表单
我正在制作一个C#程序,它将生成一个PictureBox:C# 在运行时将PictureBox添加到表单,c#,winforms,controls,C#,Winforms,Controls,我正在制作一个C#程序,它将生成一个PictureBox: private void Form1_Load(object sender, EventArgs e) { PictureBox picture = new PictureBox { Name = "pictureBox", Size = new Size(16, 16), Location = new Point(100, 100), Image = Im
private void Form1_Load(object sender, EventArgs e)
{
PictureBox picture = new PictureBox
{
Name = "pictureBox",
Size = new Size(16, 16),
Location = new Point(100, 100),
Image = Image.FromFile("hello.jpg"),
};
}
但是,该控件没有显示在我的窗体上。为什么不呢?控件(如PictureBox)只是一个类。它没有什么特别之处,因此
新的PictureBox
不会神奇地出现在您的表单上
实例化和初始化控件后,只需将该控件添加到容器的控件集合:
this.Controls.Add(picture);
你可以试试这个。。
您需要使用this.Controls.Add(图片)强>
private void Form1_Load(object sender, EventArgs e)
{
var picture = new PictureBox
{
Name = "pictureBox",
Size = new Size(16, 16),
Location = new Point(100, 100),
Image = Image.FromFile("hello.jpg"),
};
this.Controls.Add(picture);
}
如果您想在运行时从表单中删除
//remove from form
this.Controls.Remove(picture);
//release memory by disposing
picture.Dispose();
) 除非该映像始终与可执行文件位于同一目录中,否则应包含该文件的完整路径。