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  1. using System;
  2. using System.Collections.Generic;
  3. using System.ComponentModel;
  4. using System.Data;
  5. using System.Drawing;
  6. using System.Linq;
  7. using System.Text;
  8. using System.Windows.Forms;
  9.  
  10. namespace WindowsFormsApplication1
  11. {
  12.     public partial class Form1 : Form
  13.     {
  14.         public Form1()
  15.         {
  16.             InitializeComponent();
  17.         }
  18.  
  19.         private void Form1_Load(object sender, EventArgs e)
  20.         {
  21.             toolStripTextBox1.Text = "https://w...content-available-to-author-only...o.jp/";
  22.             webBrowser1.Navigating += new WebBrowserNavigatingEventHandler(webBrowser1_Navigating);
  23.             webBrowser1.DocumentCompleted += new WebBrowserDocumentCompletedEventHandler(webBrowser1_DocumentCompleted);
  24.             //webBrowser1.NewWindow += new CancelEventHandler(webBrowser1_NewWindow);
  25.             //treeView1.NodeMouseClick += new TreeNodeMouseClickEventHandler(treeView1_NodeMouseClick);
  26.             treeView1.AfterSelect += new TreeViewEventHandler(treeView1_AfterSelect);
  27.         }
  28.  
  29.         void webBrowser1_NewWindow(object sender, CancelEventArgs e)
  30.         {
  31.             e.Cancel = true;
  32.         }
  33.  
  34.         int objcount = 0;
  35.         HtmlElement oldelem;
  36.         string oldstring;
  37.  
  38.         private void toolStripButton1_Click(object sender, EventArgs e)
  39.         {
  40.             try
  41.             {
  42.                 objcount = 0;
  43.                 this.Enabled = false;
  44.                 webBrowser1.SuspendLayout();
  45.                 webBrowser1.Navigate(toolStripTextBox1.Text);
  46.             }
  47.             catch
  48.             {
  49.                 statusStrip1.Text = "URLが不正です。" +
  50.                     toolStripTextBox1.Text;
  51.                 this.Enabled = true;
  52.             }
  53.         }
  54.  
  55.         void webBrowser1_Navigating(object sender, WebBrowserNavigatingEventArgs e)
  56.         {
  57.             objcount++;
  58.         }
  59.  
  60.         void webBrowser1_DocumentCompleted(object sender, WebBrowserDocumentCompletedEventArgs e)
  61.         {
  62.             objcount--;
  63.             if (objcount == 0)
  64.             {
  65.                 treeView1.SuspendLayout();
  66.                 treeView1.Nodes.Clear();
  67.                 TreeNode tnBody = new TreeNode();
  68.                 tnBody.Text = "Body";
  69.                 tnBody.Tag = webBrowser1.Document.Body;
  70.                 this.NodeSet(tnBody, webBrowser1.Document.Body);
  71.                 treeView1.Nodes.Add(tnBody);
  72.                 //treeView1.ExpandAll();
  73.                 this.Enabled = true;
  74.                 //webBrowser1.ScrollBarsEnabled = false;
  75.                 treeView1.ResumeLayout();
  76.                 webBrowser1.ResumeLayout();
  77.             }
  78.         }
  79.         //htmlDocument再帰的に調べてノードを作成
  80.         void NodeSet(TreeNode tn, HtmlElement elem)
  81.         {
  82.             foreach (HtmlElement e in elem.Children)
  83.             {
  84.                 TreeNode t = new TreeNode();
  85.                 t.Text = e.TagName;
  86.                 t.Tag = e;
  87.                 tn.Nodes.Add(t);
  88.                 this.NodeSet(t, e);
  89.             }
  90.         }
  91.         void treeView1_AfterSelect(object sender, TreeViewEventArgs e)
  92.         {
  93.             //e.Node.Expand();
  94.             this.DataSet(e.Node);
  95.         }
  96.  
  97.         void treeView1_NodeMouseClick(object sender, TreeNodeMouseClickEventArgs e)
  98.         {
  99.             this.DataSet(e.Node);
  100.         }
  101.         void DataSet(TreeNode node)
  102.         {
  103.             if (oldelem != null) oldelem.Style = oldstring;
  104.             textBox1.Clear();
  105.             if (node.Tag == null) return;
  106.             HtmlElement elem = (HtmlElement)node.Tag;
  107.             //this.TextSet("InnerHtml:" + elem.InnerHtml);
  108.             //this.TextSet("InnerText:" + elem.InnerText);
  109.             //this.TextSet("OuterHtml:" + elem.OuterHtml);
  110.             //this.TextSet("OuterText:" + elem.OuterText);
  111.             textBoxInnerHtml.Text = elem.InnerHtml;
  112.             textBoxInnerText.Text = elem.InnerText;
  113.             textBoxOuterHtml.Text = elem.OuterHtml;
  114.             textBoxOuterText.Text = elem.OuterText;
  115.             this.TextSet("[Id             ]:" + elem.Id);
  116.             if (elem.Name != string.Empty && elem.Name.Length != 0)
  117.                 this.TextSet("[Name           ]:" + elem.Name);
  118.             this.TextSet("[Style          ]:" + elem.Style);
  119.             this.TextSet("[TagName        ]:" + elem.TagName);
  120.             this.TextSet("[ClientRectangle]:" + elem.ClientRectangle.ToString());
  121.             this.TextSet("[OffsetRectangle]:" + elem.OffsetRectangle.ToString());
  122.             this.TextSet("[ScrollRectangle]:" + elem.ScrollRectangle.ToString());
  123.             this.TextSet("[Children       ]:" + elem.Children.Count.ToString());
  124.             webBrowser1.Document.Window.ScrollTo(elem.OffsetRectangle.X, elem.OffsetRectangle.Y);
  125.             //HtmlElementのborder機能を使って枠線を実現してるので
  126.             //HtmlElementを切り替えた場合に元のStyleに戻すために
  127.             oldstring = elem.Style;
  128.             oldelem = elem;
  129.             elem.Style += "border:solid";
  130.         }
  131.         void TextSet(string s)
  132.         {
  133.             textBox1.AppendText(s + Environment.NewLine);
  134.         }
  135.     }
  136. }
  137.  
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https://ideone.com/tg12K
language:
C# (gmcs 5.20.1)
created:
12 years ago
visibility:
public

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