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RevitSdkSamples/snapshot/2011/SDK/RevitLookup/CS/Xml/Forms/Dom.cs
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Jeremy Tammik 5152b6e696 added snapshots of previous releases
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//
// Copyright 2003-2010 by Autodesk, Inc.
//
// Permission to use, copy, modify, and distribute this software in
// object code form for any purpose and without fee is hereby granted,
// provided that the above copyright notice appears in all copies and
// that both that copyright notice and the limited warranty and
// restricted rights notice below appear in all supporting
// documentation.
//
// AUTODESK PROVIDES THIS PROGRAM "AS IS" AND WITH ALL FAULTS.
// AUTODESK SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF
// MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. AUTODESK, INC.
// DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE
// UNINTERRUPTED OR ERROR FREE.
//
// Use, duplication, or disclosure by the U.S. Government is subject to
// restrictions set forth in FAR 52.227-19 (Commercial Computer
// Software - Restricted Rights) and DFAR 252.227-7013(c)(1)(ii)
// (Rights in Technical Data and Computer Software), as applicable.
//
using System;
using System.Diagnostics;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Xml;
namespace RevitLookup.Xml.Forms
{
/// <summary>
/// UI Test for navigating the XML Dom
/// </summary>
public class Dom : System.Windows.Forms.Form
{
private System.Windows.Forms.TreeView m_tvDom;
private System.Windows.Forms.ListView m_lvData;
private System.Windows.Forms.RadioButton m_rbNodeNameOnly;
private System.Windows.Forms.RadioButton m_rbNodeAndText;
private System.Windows.Forms.GroupBox m_grpLabelDisplay;
private System.Windows.Forms.GroupBox m_grpNodeDisplay;
private System.Windows.Forms.CheckBox m_cbHideCommentNodes;
private System.Windows.Forms.CheckBox m_cbHideTextNodes;
private System.Windows.Forms.Button m_bnParent;
private System.Windows.Forms.Button m_bnOwnerDoc;
private System.Windows.Forms.Button m_bnPrevSibling;
private System.Windows.Forms.Button m_bnNextSibling;
private System.Windows.Forms.Button m_bnFirstChild;
private System.Windows.Forms.Button m_bnLastChild;
private System.Windows.Forms.Button m_bnDocElem;
private System.Windows.Forms.TextBox m_ebXpathPattern;
private System.Windows.Forms.Button m_bnSelectSingleNode;
private System.Windows.Forms.Button m_bnXpathClear;
private System.Windows.Forms.Button m_bnSelectNodes;
private System.Windows.Forms.Button m_bnOk;
private System.Windows.Forms.ColumnHeader m_lvColLabel;
private System.Windows.Forms.ColumnHeader m_lvColValue;
private System.Windows.Forms.ImageList m_imgListTree;
private System.Windows.Forms.Label m_txtXpathPattern;
private System.Windows.Forms.GroupBox m_grpXpath;
private System.Xml.XmlDocument m_xmlDoc = null;
private Snoop.Collectors.CollectorXmlNode m_snoopCollector = new Snoop.Collectors.CollectorXmlNode();
private System.ComponentModel.IContainer components;
public
Dom(System.Xml.XmlDocument xmlDoc)
{
m_xmlDoc = xmlDoc;
InitializeComponent();
LoadTree();
}
/// <summary>
/// Clean up any resources being used.
/// </summary>
protected override void Dispose(bool disposing)
{
if (disposing) {
if (components != null) {
components.Dispose();
}
}
base.Dispose(disposing);
}
#region Windows Form Designer generated code
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void InitializeComponent()
{
this.components = new System.ComponentModel.Container();
System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(Dom));
this.m_tvDom = new System.Windows.Forms.TreeView();
this.m_imgListTree = new System.Windows.Forms.ImageList(this.components);
this.m_lvData = new System.Windows.Forms.ListView();
this.m_lvColLabel = new System.Windows.Forms.ColumnHeader();
this.m_lvColValue = new System.Windows.Forms.ColumnHeader();
this.m_rbNodeNameOnly = new System.Windows.Forms.RadioButton();
this.m_rbNodeAndText = new System.Windows.Forms.RadioButton();
this.m_grpLabelDisplay = new System.Windows.Forms.GroupBox();
this.m_grpNodeDisplay = new System.Windows.Forms.GroupBox();
this.m_cbHideTextNodes = new System.Windows.Forms.CheckBox();
this.m_cbHideCommentNodes = new System.Windows.Forms.CheckBox();
this.m_bnParent = new System.Windows.Forms.Button();
this.m_bnOwnerDoc = new System.Windows.Forms.Button();
this.m_bnPrevSibling = new System.Windows.Forms.Button();
this.m_bnNextSibling = new System.Windows.Forms.Button();
this.m_bnFirstChild = new System.Windows.Forms.Button();
this.m_bnLastChild = new System.Windows.Forms.Button();
this.m_txtXpathPattern = new System.Windows.Forms.Label();
this.m_ebXpathPattern = new System.Windows.Forms.TextBox();
this.m_bnSelectSingleNode = new System.Windows.Forms.Button();
this.m_bnSelectNodes = new System.Windows.Forms.Button();
this.m_bnOk = new System.Windows.Forms.Button();
this.m_bnXpathClear = new System.Windows.Forms.Button();
this.m_grpXpath = new System.Windows.Forms.GroupBox();
this.m_bnDocElem = new System.Windows.Forms.Button();
this.m_grpNodeDisplay.SuspendLayout();
this.m_grpXpath.SuspendLayout();
this.SuspendLayout();
//
// m_tvDom
//
this.m_tvDom.Anchor = (((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
| System.Windows.Forms.AnchorStyles.Left)
| System.Windows.Forms.AnchorStyles.Right);
this.m_tvDom.HideSelection = false;
this.m_tvDom.ImageList = this.m_imgListTree;
this.m_tvDom.Location = new System.Drawing.Point(16, 16);
this.m_tvDom.Name = "m_tvDom";
this.m_tvDom.Size = new System.Drawing.Size(336, 416);
this.m_tvDom.TabIndex = 0;
this.m_tvDom.AfterSelect += new System.Windows.Forms.TreeViewEventHandler(this.TreeNodeSelected);
//
// m_imgListTree
//
this.m_imgListTree.ColorDepth = System.Windows.Forms.ColorDepth.Depth8Bit;
this.m_imgListTree.ImageSize = new System.Drawing.Size(16, 16);
this.m_imgListTree.ImageStream = ((System.Windows.Forms.ImageListStreamer)(resources.GetObject("m_imgListTree.ImageStream")));
this.m_imgListTree.TransparentColor = System.Drawing.Color.Transparent;
//
// m_lvData
//
this.m_lvData.Anchor = ((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
| System.Windows.Forms.AnchorStyles.Right);
this.m_lvData.Columns.AddRange(new System.Windows.Forms.ColumnHeader[] {
this.m_lvColLabel,
this.m_lvColValue});
this.m_lvData.FullRowSelect = true;
this.m_lvData.GridLines = true;
this.m_lvData.HeaderStyle = System.Windows.Forms.ColumnHeaderStyle.Nonclickable;
this.m_lvData.Location = new System.Drawing.Point(368, 16);
this.m_lvData.MultiSelect = false;
this.m_lvData.Name = "m_lvData";
this.m_lvData.Size = new System.Drawing.Size(416, 328);
this.m_lvData.TabIndex = 1;
this.m_lvData.View = System.Windows.Forms.View.Details;
this.m_lvData.Click += new System.EventHandler(this.DataItemSelected);
//
// m_lvColLabel
//
this.m_lvColLabel.Text = "Field";
this.m_lvColLabel.Width = 200;
//
// m_lvColValue
//
this.m_lvColValue.Text = "Value";
this.m_lvColValue.Width = 250;
//
// m_rbNodeNameOnly
//
this.m_rbNodeNameOnly.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right);
this.m_rbNodeNameOnly.Checked = true;
this.m_rbNodeNameOnly.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_rbNodeNameOnly.Location = new System.Drawing.Point(384, 376);
this.m_rbNodeNameOnly.Name = "m_rbNodeNameOnly";
this.m_rbNodeNameOnly.Size = new System.Drawing.Size(152, 24);
this.m_rbNodeNameOnly.TabIndex = 2;
this.m_rbNodeNameOnly.TabStop = true;
this.m_rbNodeNameOnly.Text = "Node Name Only";
this.m_rbNodeNameOnly.CheckedChanged += new System.EventHandler(this.OnRbChanged_LabelDisplay);
//
// m_rbNodeAndText
//
this.m_rbNodeAndText.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right);
this.m_rbNodeAndText.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_rbNodeAndText.Location = new System.Drawing.Point(384, 400);
this.m_rbNodeAndText.Name = "m_rbNodeAndText";
this.m_rbNodeAndText.Size = new System.Drawing.Size(168, 24);
this.m_rbNodeAndText.TabIndex = 4;
this.m_rbNodeAndText.Text = "Node Name and Value";
this.m_rbNodeAndText.CheckedChanged += new System.EventHandler(this.OnRbChanged_LabelDisplay);
//
// m_grpLabelDisplay
//
this.m_grpLabelDisplay.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right);
this.m_grpLabelDisplay.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_grpLabelDisplay.Location = new System.Drawing.Point(368, 360);
this.m_grpLabelDisplay.Name = "m_grpLabelDisplay";
this.m_grpLabelDisplay.Size = new System.Drawing.Size(200, 72);
this.m_grpLabelDisplay.TabIndex = 5;
this.m_grpLabelDisplay.TabStop = false;
this.m_grpLabelDisplay.Text = "Label Display";
//
// m_grpNodeDisplay
//
this.m_grpNodeDisplay.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right);
this.m_grpNodeDisplay.Controls.AddRange(new System.Windows.Forms.Control[] {
this.m_cbHideTextNodes,
this.m_cbHideCommentNodes});
this.m_grpNodeDisplay.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_grpNodeDisplay.Location = new System.Drawing.Point(584, 360);
this.m_grpNodeDisplay.Name = "m_grpNodeDisplay";
this.m_grpNodeDisplay.Size = new System.Drawing.Size(200, 72);
this.m_grpNodeDisplay.TabIndex = 6;
this.m_grpNodeDisplay.TabStop = false;
this.m_grpNodeDisplay.Text = "Node Display";
//
// m_cbHideTextNodes
//
this.m_cbHideTextNodes.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right);
this.m_cbHideTextNodes.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_cbHideTextNodes.Location = new System.Drawing.Point(16, 40);
this.m_cbHideTextNodes.Name = "m_cbHideTextNodes";
this.m_cbHideTextNodes.Size = new System.Drawing.Size(176, 24);
this.m_cbHideTextNodes.TabIndex = 1;
this.m_cbHideTextNodes.Text = "Hide Text Nodes";
this.m_cbHideTextNodes.CheckedChanged += new System.EventHandler(this.OnCbChanged_NodeDisplay);
//
// m_cbHideCommentNodes
//
this.m_cbHideCommentNodes.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right);
this.m_cbHideCommentNodes.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_cbHideCommentNodes.Location = new System.Drawing.Point(16, 16);
this.m_cbHideCommentNodes.Name = "m_cbHideCommentNodes";
this.m_cbHideCommentNodes.Size = new System.Drawing.Size(176, 24);
this.m_cbHideCommentNodes.TabIndex = 0;
this.m_cbHideCommentNodes.Text = "Hide Comment Nodes";
this.m_cbHideCommentNodes.CheckedChanged += new System.EventHandler(this.OnCbChanged_NodeDisplay);
//
// m_bnParent
//
this.m_bnParent.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left);
this.m_bnParent.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_bnParent.Location = new System.Drawing.Point(16, 448);
this.m_bnParent.Name = "m_bnParent";
this.m_bnParent.TabIndex = 7;
this.m_bnParent.Text = "Parent";
this.m_bnParent.Click += new System.EventHandler(this.OnBnParent);
//
// m_bnOwnerDoc
//
this.m_bnOwnerDoc.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left);
this.m_bnOwnerDoc.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_bnOwnerDoc.Location = new System.Drawing.Point(104, 448);
this.m_bnOwnerDoc.Name = "m_bnOwnerDoc";
this.m_bnOwnerDoc.TabIndex = 8;
this.m_bnOwnerDoc.Text = "Owner Doc";
this.m_bnOwnerDoc.Click += new System.EventHandler(this.OnBnOwnerDoc);
//
// m_bnPrevSibling
//
this.m_bnPrevSibling.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left);
this.m_bnPrevSibling.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_bnPrevSibling.Location = new System.Drawing.Point(192, 448);
this.m_bnPrevSibling.Name = "m_bnPrevSibling";
this.m_bnPrevSibling.TabIndex = 9;
this.m_bnPrevSibling.Text = "Prev Sibling";
this.m_bnPrevSibling.Click += new System.EventHandler(this.OnBnPrevSibling);
//
// m_bnNextSibling
//
this.m_bnNextSibling.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left);
this.m_bnNextSibling.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_bnNextSibling.Location = new System.Drawing.Point(280, 448);
this.m_bnNextSibling.Name = "m_bnNextSibling";
this.m_bnNextSibling.TabIndex = 10;
this.m_bnNextSibling.Text = "Next Sibling";
this.m_bnNextSibling.Click += new System.EventHandler(this.OnBnNextSibling);
//
// m_bnFirstChild
//
this.m_bnFirstChild.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left);
this.m_bnFirstChild.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_bnFirstChild.Location = new System.Drawing.Point(368, 448);
this.m_bnFirstChild.Name = "m_bnFirstChild";
this.m_bnFirstChild.TabIndex = 11;
this.m_bnFirstChild.Text = "First Child";
this.m_bnFirstChild.Click += new System.EventHandler(this.OnBnFirstChild);
//
// m_bnLastChild
//
this.m_bnLastChild.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left);
this.m_bnLastChild.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_bnLastChild.Location = new System.Drawing.Point(456, 448);
this.m_bnLastChild.Name = "m_bnLastChild";
this.m_bnLastChild.TabIndex = 12;
this.m_bnLastChild.Text = "Last Child";
this.m_bnLastChild.Click += new System.EventHandler(this.OnBnLastChild);
//
// m_txtXpathPattern
//
this.m_txtXpathPattern.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left);
this.m_txtXpathPattern.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_txtXpathPattern.Location = new System.Drawing.Point(32, 512);
this.m_txtXpathPattern.Name = "m_txtXpathPattern";
this.m_txtXpathPattern.Size = new System.Drawing.Size(64, 23);
this.m_txtXpathPattern.TabIndex = 14;
this.m_txtXpathPattern.Text = "Expression:";
//
// m_ebXpathPattern
//
this.m_ebXpathPattern.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left);
this.m_ebXpathPattern.Location = new System.Drawing.Point(88, 24);
this.m_ebXpathPattern.Name = "m_ebXpathPattern";
this.m_ebXpathPattern.Size = new System.Drawing.Size(424, 20);
this.m_ebXpathPattern.TabIndex = 15;
this.m_ebXpathPattern.Text = "";
//
// m_bnSelectSingleNode
//
this.m_bnSelectSingleNode.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left);
this.m_bnSelectSingleNode.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_bnSelectSingleNode.Location = new System.Drawing.Point(128, 56);
this.m_bnSelectSingleNode.Name = "m_bnSelectSingleNode";
this.m_bnSelectSingleNode.Size = new System.Drawing.Size(120, 23);
this.m_bnSelectSingleNode.TabIndex = 16;
this.m_bnSelectSingleNode.Text = "Select Single Node";
this.m_bnSelectSingleNode.Click += new System.EventHandler(this.OnBnSelectSingleNode);
//
// m_bnSelectNodes
//
this.m_bnSelectNodes.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left);
this.m_bnSelectNodes.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_bnSelectNodes.Location = new System.Drawing.Point(256, 56);
this.m_bnSelectNodes.Name = "m_bnSelectNodes";
this.m_bnSelectNodes.Size = new System.Drawing.Size(120, 23);
this.m_bnSelectNodes.TabIndex = 17;
this.m_bnSelectNodes.Text = "Select Nodes";
this.m_bnSelectNodes.Click += new System.EventHandler(this.OnBnSelectNodes);
//
// m_bnOk
//
this.m_bnOk.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right);
this.m_bnOk.DialogResult = System.Windows.Forms.DialogResult.OK;
this.m_bnOk.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_bnOk.Location = new System.Drawing.Point(704, 544);
this.m_bnOk.Name = "m_bnOk";
this.m_bnOk.TabIndex = 18;
this.m_bnOk.Text = "OK";
//
// m_bnXpathClear
//
this.m_bnXpathClear.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left);
this.m_bnXpathClear.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_bnXpathClear.Location = new System.Drawing.Point(384, 56);
this.m_bnXpathClear.Name = "m_bnXpathClear";
this.m_bnXpathClear.Size = new System.Drawing.Size(120, 23);
this.m_bnXpathClear.TabIndex = 19;
this.m_bnXpathClear.Text = "Clear";
this.m_bnXpathClear.Click += new System.EventHandler(this.OnBnClear);
//
// m_grpXpath
//
this.m_grpXpath.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left);
this.m_grpXpath.Controls.AddRange(new System.Windows.Forms.Control[] {
this.m_ebXpathPattern,
this.m_bnXpathClear,
this.m_bnSelectNodes,
this.m_bnSelectSingleNode});
this.m_grpXpath.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_grpXpath.Location = new System.Drawing.Point(16, 488);
this.m_grpXpath.Name = "m_grpXpath";
this.m_grpXpath.Size = new System.Drawing.Size(520, 88);
this.m_grpXpath.TabIndex = 20;
this.m_grpXpath.TabStop = false;
this.m_grpXpath.Text = "XPath Expressions";
//
// m_bnDocElem
//
this.m_bnDocElem.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left);
this.m_bnDocElem.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.m_bnDocElem.Location = new System.Drawing.Point(544, 448);
this.m_bnDocElem.Name = "m_bnDocElem";
this.m_bnDocElem.Size = new System.Drawing.Size(80, 23);
this.m_bnDocElem.TabIndex = 21;
this.m_bnDocElem.Text = "Doc Element";
this.m_bnDocElem.Click += new System.EventHandler(this.OnBnDocElement);
//
// Dom
//
this.AcceptButton = this.m_bnOk;
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.CancelButton = this.m_bnOk;
this.ClientSize = new System.Drawing.Size(800, 591);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.m_bnDocElem,
this.m_bnOk,
this.m_txtXpathPattern,
this.m_bnLastChild,
this.m_bnFirstChild,
this.m_bnNextSibling,
this.m_bnPrevSibling,
this.m_bnOwnerDoc,
this.m_bnParent,
this.m_grpNodeDisplay,
this.m_rbNodeAndText,
this.m_rbNodeNameOnly,
this.m_lvData,
this.m_tvDom,
this.m_grpLabelDisplay,
this.m_grpXpath});
this.MaximizeBox = false;
this.MinimizeBox = false;
this.MinimumSize = new System.Drawing.Size(650, 400);
this.Name = "Dom";
this.Text = "XML DOM Tree";
this.m_grpNodeDisplay.ResumeLayout(false);
this.m_grpXpath.ResumeLayout(false);
this.ResumeLayout(false);
}
#endregion
/// <summary>
/// This will populate the UI TreeView with all the nodes from the DOM tree
/// </summary>
private void
LoadTree()
{
m_tvDom.BeginUpdate(); // suppress redraw events
m_tvDom.Nodes.Clear();
MakeTree(m_xmlDoc, null);
m_tvDom.ExpandAll();
if (m_tvDom.Nodes.Count > 0)
m_tvDom.SelectedNode = m_tvDom.Nodes[0]; // make first one selected
m_tvDom.EndUpdate(); // flushes redraw events
}
/// <summary>
/// Recursive function to walk the tree and populate all the nodes
/// </summary>
/// <param name="xmlNode">The "root" of this portion of the tree</param>
/// <param name="parentNode">The parent node to attach to or null for the root</param>
private void
MakeTree(System.Xml.XmlNode xmlNode, TreeNode parentNode)
{
XmlNodeType nType = xmlNode.NodeType;
// bail early if user doesn't want this type of node displayed
if (((nType == XmlNodeType.Comment) && (m_cbHideCommentNodes.Checked)) ||
((nType == XmlNodeType.Text) && (m_cbHideTextNodes.Checked)))
return;
// get image index and label to use in the TreeNode
int imageIndex = GetImageIndex(nType);
string labelStr = FormatLabel(xmlNode);
TreeNode treeNode = new TreeNode(labelStr);
treeNode.Tag = xmlNode;
treeNode.ImageIndex = imageIndex;
treeNode.SelectedImageIndex = imageIndex;
if (parentNode == null)
m_tvDom.Nodes.Add(treeNode); // This is the root node
else
parentNode.Nodes.Add(treeNode);
// get attributes of this node
XmlAttributeCollection atts = xmlNode.Attributes;
if (atts != null) {
foreach (XmlAttribute tmpAtt in atts) {
MakeTree(tmpAtt, treeNode);
}
}
// now recursively go to the children of this node
if (xmlNode.HasChildNodes) {
foreach (XmlNode childNode in xmlNode.ChildNodes) {
MakeTree(childNode, treeNode);
}
}
}
/// <summary>
/// Match a particular Image with the XML Node type. A different Icon will
/// be used in the UI tree for each type of node.
/// </summary>
/// <param name="nType">The node type</param>
/// <returns>index into the ImageList assigned to the TreeView</returns>
private int
GetImageIndex(XmlNodeType nType)
{
int imageIndex = 0;
// associate the correct image with this type of node
if (nType == XmlNodeType.Document)
imageIndex = 0;
else if (nType == XmlNodeType.Attribute)
imageIndex = 1;
else if (nType == XmlNodeType.CDATA)
imageIndex = 2;
else if (nType == XmlNodeType.Comment)
imageIndex = 3;
else if (nType == XmlNodeType.DocumentType)
imageIndex = 4;
else if (nType == XmlNodeType.Element)
imageIndex = 5;
else if (nType == XmlNodeType.Entity)
imageIndex = 6;
else if (nType == XmlNodeType.DocumentFragment)
imageIndex = 7;
else if (nType == XmlNodeType.ProcessingInstruction)
imageIndex = 8;
else if (nType == XmlNodeType.EntityReference)
imageIndex = 9;
else if (nType == XmlNodeType.Text)
imageIndex = 10;
else if (nType == XmlNodeType.XmlDeclaration)
imageIndex = 11;
// TBD: Not sure what when the rest of these come up yet?
// I will reserve a spot in case they become significant
else if (nType == XmlNodeType.EndElement)
imageIndex = 12;
else if (nType == XmlNodeType.EndEntity)
imageIndex = 12;
else if (nType == XmlNodeType.None)
imageIndex = 12;
else if (nType == XmlNodeType.Notation)
imageIndex = 12;
else if (nType == XmlNodeType.SignificantWhitespace)
imageIndex = 12;
else if (nType == XmlNodeType.Whitespace)
imageIndex = 12;
else {
Debug.Assert(false);
imageIndex = 12;
}
return imageIndex;
}
/// <summary>
/// Allow the user prefernces to affect how we format the label for the tree node.
/// </summary>
/// <param name="node">The node to format</param>
/// <returns>formatted string according to user preferences</returns>
private string
FormatLabel(XmlNode node)
{
string labelStr;
if (m_rbNodeNameOnly.Checked)
labelStr = node.Name;
else if (m_rbNodeAndText.Checked) {
if ((node.NodeType == XmlNodeType.Element) || (node.NodeType == XmlNodeType.Attribute))
labelStr = string.Format("{0} ({1})", node.Name, GetTextLabelValue(node));
else
labelStr = string.Format("{0} ({1})", node.Name, node.Value);
}
else {
Debug.Assert(false, "Unknown radio button!"); // Someone must have added a button we don't know about!
labelStr = string.Empty;
}
return labelStr;
}
/// <summary>
/// Retrieve the text value for a given node
/// </summary>
/// <param name="node">Node to look at</param>
/// <returns>Text value of the node (the XmlText Child Node of the one passed in)</returns>
private string
GetTextLabelValue(XmlNode node)
{
XmlNode txtNode = node.FirstChild;
if ((txtNode != null) && (txtNode.NodeType == XmlNodeType.Text)) {
return txtNode.Value;
}
else {
return string.Empty;
}
}
/// <summary>
/// Display the data values associated with a selected node in the tree.
/// </summary>
/// <param name="node">Currently selected node</param>
private void
Display(XmlNode node)
{
SetButtonModes(node);
m_snoopCollector.Collect(node);
Snoop.Utils.Display(m_lvData, m_snoopCollector);
}
/// <summary>
/// Do a preview check to see which navigation buttons are going to work. Disable
/// the ones that will not.
/// </summary>
/// <param name="node">Currently selected node</param>
private void
SetButtonModes(XmlNode node)
{
XmlNode tmpNode;
tmpNode = node.ParentNode;
m_bnParent.Enabled = (tmpNode != null);
tmpNode = node.OwnerDocument;
m_bnOwnerDoc.Enabled = (tmpNode != null);
tmpNode = node.PreviousSibling;
m_bnPrevSibling.Enabled = (tmpNode != null);
tmpNode = node.NextSibling;
m_bnNextSibling.Enabled = (tmpNode != null);
tmpNode = node.FirstChild;
m_bnFirstChild.Enabled = (tmpNode != null);
tmpNode = node.LastChild;
m_bnLastChild.Enabled = (tmpNode != null);
}
/// <summary>
/// The user selected a UI TreeNode. Update the Display based on the new selection
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void
TreeNodeSelected(object sender, System.Windows.Forms.TreeViewEventArgs e)
{
XmlNode curNode = (XmlNode)e.Node.Tag;
Display(curNode);
}
// UI Callbacks when buttons in the Form are pressed
private void
OnBnParent(object sender, System.EventArgs e)
{
XmlNode curNode = (XmlNode)m_tvDom.SelectedNode.Tag;
MoveToNewNodeInTree(curNode.ParentNode);
}
private void
OnBnOwnerDoc(object sender, System.EventArgs e)
{
XmlNode curNode = (XmlNode)m_tvDom.SelectedNode.Tag;
MoveToNewNodeInTree(curNode.OwnerDocument);
}
private void
OnBnPrevSibling(object sender, System.EventArgs e)
{
XmlNode curNode = (XmlNode)m_tvDom.SelectedNode.Tag;
MoveToNewNodeInTree(curNode.PreviousSibling);
}
private void
OnBnNextSibling(object sender, System.EventArgs e)
{
XmlNode curNode = (XmlNode)m_tvDom.SelectedNode.Tag;
MoveToNewNodeInTree(curNode.NextSibling);
}
private void
OnBnFirstChild(object sender, System.EventArgs e)
{
XmlNode curNode = (XmlNode)m_tvDom.SelectedNode.Tag;
MoveToNewNodeInTree(curNode.FirstChild);
}
private void
OnBnLastChild(object sender, System.EventArgs e)
{
XmlNode curNode = (XmlNode)m_tvDom.SelectedNode.Tag;
MoveToNewNodeInTree(curNode.LastChild);
}
private void
OnBnDocElement(object sender, System.EventArgs e)
{
XmlElement elem = m_xmlDoc.DocumentElement;
MoveToNewNodeInTree(elem);
}
/// <summary>
/// Based on a user-specified XPath expression, try to find a matching
/// node. If found, change the background of the label to a different
/// color and make that item the current selection in the UI Tree.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void
OnBnSelectSingleNode(object sender, System.EventArgs e)
{
XmlNode curNode = (XmlNode)m_tvDom.SelectedNode.Tag;
try {
XmlNode newNode = curNode.SelectSingleNode(m_ebXpathPattern.Text);
if (newNode != null) {
m_tvDom.BeginUpdate();
SetSelectedNode(m_tvDom.Nodes, newNode);
MoveToNewNodeInTree(newNode);
m_tvDom.EndUpdate();
}
else {
MessageBox.Show("No node matches the pattern.", "XPath Search", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
catch (System.Xml.XPath.XPathException ex) {
MessageBox.Show(ex.Message, "XPath Exception", MessageBoxButtons.OK, MessageBoxIcon.Stop);
}
}
/// <summary>
/// Based on a user-specified XPath expression, try to find any matching
/// nodes. If found, change the background of the labels to a different
/// color and make the first item the current selection in the UI Tree.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void
OnBnSelectNodes(object sender, System.EventArgs e)
{
XmlNode curNode = (XmlNode)m_tvDom.SelectedNode.Tag;
try {
XmlNodeList selNodes = curNode.SelectNodes(m_ebXpathPattern.Text);
if ((selNodes != null) && (selNodes.Count > 0)) {
m_tvDom.BeginUpdate();
SetSelectedNodes(m_tvDom.Nodes, selNodes);
MoveToNewNodeInTree(selNodes[0]);
m_tvDom.EndUpdate();
}
else {
MessageBox.Show("No nodes match the pattern.", "XPath Search", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
catch (System.Xml.XPath.XPathException ex) {
MessageBox.Show(ex.Message, "XPath Exception", MessageBoxButtons.OK, MessageBoxIcon.Stop);
}
}
private void
OnBnClear(object sender, System.EventArgs e)
{
m_ebXpathPattern.Text = string.Empty;
ClearSelectedNodes(m_tvDom.Nodes);
}
private void
OnRbChanged_LabelDisplay(object sender, System.EventArgs e)
{
LoadTree(); // reload the tree with our new display preference set
}
private void
OnCbChanged_NodeDisplay(object sender, System.EventArgs e)
{
LoadTree(); // reload the tree with our new display preference set
}
private void
DataItemSelected(object sender, System.EventArgs e)
{
Snoop.Utils.DataItemSelected(m_lvData);
}
/// <summary>
/// One of the navigation buttons ("Parent", "First Child", etc) was picked. Based on the
/// XmlNode that those functions returned, find the corresponding UI TreeNode and make it
/// the currently selected one.
/// </summary>
/// <param name="newXmlNode">The XmlNode that should now be selected</param>
private void
MoveToNewNodeInTree(XmlNode newXmlNode)
{
Debug.Assert(newXmlNode != null); // we should have checked out OK in SetButtonModes()
TreeNode newTreeNode = FindTreeNodeFromXmlNodeTag(m_tvDom.Nodes, newXmlNode);
if (newTreeNode != null) {
m_tvDom.SelectedNode = newTreeNode;
}
else {
MessageBox.Show("The node exist in the XML DOM, but not in the UI tree.\nPerhaps you have Text or Comment nodes turned off?",
"MgdDbg", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
/// <summary>
/// Sometimes we have the Xml DOM node and we need to find where that is in our
/// UI tree. This function will brute-force search the UI tree looking for a
/// TreeNode.Tag that matches the XmlNode we are searching for. Note: this function
/// is recursive.
/// </summary>
/// <param name="treeNodes">The current collection of nodes to look through</param>
/// <param name="xmlNode">The XmlNode we are searching for.</param>
/// <returns>The found TreeNode or null, if not found</returns>
private TreeNode
FindTreeNodeFromXmlNodeTag(TreeNodeCollection treeNodes, XmlNode xmlNode)
{
XmlNode tmpXmlNode = null;
// walk the list of tree nodes looking for a match in the attached
// Tag object.
foreach (TreeNode tNode in treeNodes) {
tmpXmlNode = (XmlNode)tNode.Tag;
if (tmpXmlNode == xmlNode)
return tNode; // found it
// Didn't find it, but this node may have children, so recursively
// look for it here.
if (tNode.Nodes.Count > 0) {
// if we find it on the recursive call, pop back out,
// otherwise continue searching at this level
TreeNode recursiveNode = null;
recursiveNode = FindTreeNodeFromXmlNodeTag(tNode.Nodes, xmlNode);
if (recursiveNode != null)
return recursiveNode;
}
}
return null;
}
/// <summary>
/// When nodes are selected by XPath expressions, we highlighted them by changing
/// the background color. Go through and reset them to normal. This function handles
/// one level of the tree at a time and then goes recursive.
/// </summary>
/// <param name="treeNodes">The "root" of this protion of the tree</param>
private void
ClearSelectedNodes(TreeNodeCollection treeNodes)
{
foreach (TreeNode tNode in treeNodes) {
tNode.BackColor = System.Drawing.Color.Empty;
if (tNode.Nodes.Count > 0) {
ClearSelectedNodes(tNode.Nodes);
}
}
}
/// <summary>
/// Change the background color of the matching node
/// </summary>
/// <param name="treeNodes">The "root" of this section of the tree</param>
/// <param name="selNode">The XmlNode we are trying to find</param>
private void
SetSelectedNode(TreeNodeCollection treeNodes, XmlNode selNode)
{
foreach (TreeNode tNode in treeNodes) {
if (selNode == (XmlNode)tNode.Tag)
tNode.BackColor = System.Drawing.Color.LightSkyBlue;
else
tNode.BackColor = System.Drawing.Color.Empty;
if (tNode.Nodes.Count > 0) {
SetSelectedNode(tNode.Nodes, selNode);
}
}
}
/// <summary>
/// Same as SetSelectedNode(), but with a set of matches.
/// NOTE: You cannot manually add to an XmlNodeList, so I couldn't
/// have the above function call this one.
/// </summary>
/// <param name="treeNodes"></param>
/// <param name="selNodes"></param>
private void
SetSelectedNodes(TreeNodeCollection treeNodes, XmlNodeList selNodes)
{
foreach (TreeNode tNode in treeNodes) {
if (NodeListContains(selNodes, (XmlNode)tNode.Tag))
tNode.BackColor = System.Drawing.Color.LightSkyBlue;
else
tNode.BackColor = System.Drawing.Color.Empty;
if (tNode.Nodes.Count > 0) {
SetSelectedNodes(tNode.Nodes, selNodes);
}
}
}
/// <summary>
/// Is a given node part of the nodeSet?
/// </summary>
/// <param name="nodeSet">Set of nodes to search</param>
/// <param name="findNode">Node we are searching for</param>
/// <returns>true if found, false if not</returns>
private bool
NodeListContains(XmlNodeList nodeSet, XmlNode findNode)
{
foreach (XmlNode tmpNode in nodeSet) {
if (tmpNode == findNode)
return true;
}
return false;
}
}
}
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