更改一个panel的背景图片 我打算按照InitializeComponent里提供的方式:从资源获取图片后然后设置为背景图片
this.panel.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("panel.BackgroundImage")));
下面是我的的代码:
string fName = openFileDialog1.FileName;
System.Resources.ResourceManager rs= new System.Resources.ResourceManager();
this.panel2.BackgroundImage = ((System.Drawing.Image)(rs.GetObject(fName)));
但报错:
....Form1.cs(139): 不可访问“System.Resources.ResourceManager.ResourceManager()”,因为它受保护级别限制--------------------------------------------------------------------------
请问是该如何解决,给出代码。谢谢。在线等,解决问题立马结帖!
this.panel.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("panel.BackgroundImage")));
下面是我的的代码:
string fName = openFileDialog1.FileName;
System.Resources.ResourceManager rs= new System.Resources.ResourceManager();
this.panel2.BackgroundImage = ((System.Drawing.Image)(rs.GetObject(fName)));
但报错:
....Form1.cs(139): 不可访问“System.Resources.ResourceManager.ResourceManager()”,因为它受保护级别限制--------------------------------------------------------------------------
请问是该如何解决,给出代码。谢谢。在线等,解决问题立马结帖!
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System.Resources.ResourceManager rs= new System.Resources.ResourceManager()这个构造函数是需要参数的,无参的这个不能直接被实例化.
你用错了
System.Resources.ResourceManager rs= new System.Resources.ResourceManager()这个构造函数是需要参数的,无参的这个不能直接被实例化.那应该怎么写呢
{
public class Form1 : System.Windows.Forms.Form
{
private System.Windows.Forms.ColorDialog colorDialog1;
............
public Form1()
{
InitializeComponent();
} protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
} private void InitializeComponent()
{} [STAThread]
static void Main()
{
Application.Run(new Form1());
} private void button2_Click(object sender, System.EventArgs e)
{
openFileDialog1.Filter = "BMP文件|*.bmp|JPG文件|*.jpg|GIF文件|*.Gif";//
openFileDialog1.InitialDirectory = "d:\\";
openFileDialog1.ShowDialog();
openFileDialog1.Multiselect = false;
openFileDialog1.RestoreDirectory = false;
openFileDialog1.ShowHelp = true;
string fName = openFileDialog1.FileName; ResourceManager rm = new ResourceManager ( "应该怎么写呢,谢谢" , Assembly.GetExecutingAssembly ( ) );
this.panel2.BackgroundImage = ((System.Drawing.Image)(rs.GetObject(fName)));
}
}
}