[C#][控件]高级控件

1. TreeView

//1.1 添加节点

TreeNode tn1 = treeView1.Nodes.Add("名称");

TreeNode tn2 = treeView1.Nodes.Add("类别");

TreeNode subA_tn1 = new TreeNode("A");

TreeNode subB_tn1 = new TreeNode("B");

TreeNode subC_tn1 = new TreeNode("C");

tn1.Nodes.Add(subA_tn1);

tn1.Nodes.Add(subB_tn1);

tn1.Nodes.Add(subC_tn1);

TreeNode sub1_tn2 = new TreeNode("1");

TreeNode sub2_tn2 = new TreeNode("2");

TreeNode sub3_tn2 = new TreeNode("3");

tn2.Nodes.Add(sub1_tn2);

tn2.Nodes.Add(sub2_tn2);

tn2.Nodes.Add(sub3_tn2);

//1.2 移除节点

private void button1_Click(object sender, EventArgs e)

{

treeView1.Nodes.Remove(treeView1.SelectedNode);

}

//1.3 为节点设置图标

imageList1.Images.Add(Image.FromFile("图片地址1"));

imageList1.Images.Add(Image.FromFile("图片地址2"));

treeView1.ImageList = imageList1;

treeView1.ImageIndex = 0;

treeView1.SelectedImageIndex = 1;

2. ProgressBar

progressBar1.Value = 0;

progressBar1.Minimum = 0;

progressBar1.Maximum = 500;

progressBar1.Step = 1;

for(int i=0; i<=500; i++)

{

progressBar1.PerformStep();

}