1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200
| public MainWindow()
{
InitializeComponent();
//textEditor.Text = File.ReadAllText("Sample.xml");
XSD.Text = File.ReadAllText("Schema.xsd");
XmlSchemaSet schemas = new XmlSchemaSet();
schemas.Add("", XmlReader.Create(new StringReader(File.ReadAllText("Schema.xsd"))));
schemas.Compile();
XsdInformation = XHelper.XsdParser.AnalyseSchema(schemas);
textEditor.TextChanged += IntelliSense;
textEditor.TextArea.TextEntered += TextArea_TextEntered;
textEditor.TextArea.Caret.PositionChanged += IntelliSense;
}
public List<XsdElementInformation> XsdInformation { get; set; }
private void TextArea_TextEntered(object sender, TextCompositionEventArgs e)
{
var _editor = textEditor;
try
{
switch (e.Text)
{
case ">":
{
//auto-insert closing element
int offset = _editor.CaretOffset;
string s = XHelper.XmlParser.GetElementAtCursor(_editor.Text, offset - 1);
if (!string.IsNullOrWhiteSpace(s) && "!--" != s)
{
if (!XHelper.XmlParser.IsClosingElement(_editor.Text, offset - 1, s))
{
string endElement = "</" + s + ">";
var rightOfCursor = _editor.Text.Substring(offset, Math.Max(0, Math.Min(endElement.Length + 50, _editor.Text.Length) - offset - 1)).TrimStart();
if (!rightOfCursor.StartsWith(endElement))
{
_editor.TextArea.Document.Insert(offset, endElement);
_editor.CaretOffset = offset;
}
}
}
break;
}
case "/":
{
int offset = _editor.CaretOffset;
if (_editor.Text.Length > offset + 2 && _editor.Text[offset] == '>')
{
//remove closing tag if exist
string s = XHelper.XmlParser.GetElementAtCursor(_editor.Text, offset - 1);
if (!string.IsNullOrWhiteSpace(s))
{
//search closing end tag. Element must be empty (whitespace allowed)
//"<hallo> </hallo>" --> enter '/' --> "<hallo/> "
string expectedEndTag = "</" + s + ">";
for (int i = offset + 1; i < _editor.Text.Length - expectedEndTag.Length + 1; i++)
{
if (!char.IsWhiteSpace(_editor.Text[i]))
{
if (_editor.Text.Substring(i, expectedEndTag.Length) == expectedEndTag)
{
//remove already existing endTag
_editor.Document.Remove(i, expectedEndTag.Length);
}
break;
}
}
}
}
break;
}
case "<":
var parentElement = XHelper.XmlParser.GetParentElementPath(_editor.Text);
var elementAutocompleteList = ProvidePossibleElementsAutocomplete(parentElement);
InvokeCompletionWindow(elementAutocompleteList, false);
break;
case " ":
{
var currentElement = XHelper.XmlParser.GetActiveElementStartPath(_editor.Text, _editor.CaretOffset);
var attributeautocompletelist = ProvidePossibleAttributesAutocomplete(currentElement);
InvokeCompletionWindow(attributeautocompletelist, true);
break;
}
}
}
catch (Exception exc)
{
}
if (e.Text.Length > 0)
{
char c = e.Text[0];
if (!(char.IsLetterOrDigit(c) || char.IsPunctuation(c)))
{
e.Handled = true;
}
}
}
private void InvokeCompletionWindow(List<Tuple<string, string>> elementAutocompleteList, bool isAttribute)
{
var completionWindow = new CompletionWindow(textEditor.TextArea);
IList<ICompletionData> data = completionWindow.CompletionList.CompletionData;
if (elementAutocompleteList.Any())
{
foreach (var autocompleteelement in elementAutocompleteList)
{
data.Add(new XmlCompletionData(autocompleteelement.Item1, autocompleteelement.Item2, isAttribute));
}
completionWindow.Show();
completionWindow.Closed += delegate { completionWindow = null; };
}
}
public List<Tuple<string, string>> ProvidePossibleElementsAutocomplete(XmlElementInformation path)
{
List<Tuple<string, string>> result = new List<Tuple<string, string>>();
if (path.IsEmpty)
{
var xsdResultForGivenElementPath = XsdInformation.FirstOrDefault(x => x.IsRoot);
if (xsdResultForGivenElementPath != null)
{
result.Add(new Tuple<string, string>(xsdResultForGivenElementPath.Name, xsdResultForGivenElementPath.DataType));
}
}
else
{
StringBuilder xpath = new StringBuilder();
xpath.Append("/");
foreach (var element in path.Elements)
{
xpath.Append("/" + element.Name);
}
var xsdResultForGivenElementPath = XsdInformation.FirstOrDefault(x => x.XPathLikeKey.ToLowerInvariant() == xpath.ToString().ToLowerInvariant());
if (xsdResultForGivenElementPath != null)
{
foreach (var xsdInformationElement in xsdResultForGivenElementPath.Elements)
{
result.Add(new Tuple<string, string>(xsdInformationElement.Name, xsdInformationElement.DataType));
}
}
}
return result;
}
public List<Tuple<string, string>> ProvidePossibleAttributesAutocomplete(XmlElementInformation path)
{
List<Tuple<string, string>> result = new List<Tuple<string, string>>();
if (path.IsEmpty)
{
var xsdResultForGivenElementPath = XsdInformation.FirstOrDefault(x => x.IsRoot);
if (xsdResultForGivenElementPath != null)
{
foreach (var xsdInformationAttribute in xsdResultForGivenElementPath.Attributes)
{
result.Add(new Tuple<string, string>(xsdInformationAttribute.Name, xsdInformationAttribute.DataType));
}
}
}
else
{
StringBuilder xpath = new StringBuilder();
xpath.Append("/");
foreach (var element in path.Elements)
{
xpath.Append("/" + element.Name);
}
var xsdResultForGivenElementPath = XsdInformation.FirstOrDefault(x => x.XPathLikeKey.ToLowerInvariant() == xpath.ToString().ToLowerInvariant());
if (xsdResultForGivenElementPath != null)
{
foreach (var xsdInformationAttribute in xsdResultForGivenElementPath.Attributes)
{
result.Add(new Tuple<string, string>(xsdInformationAttribute.Name, xsdInformationAttribute.DataType));
}
}
}
return result;
} |
Partager