我有一个看起来像这样的示例XML文件。
<Window x:Class="WpfApplication1.MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="MainWindow" Height="350" Width="525">
<Grid>
<StackPanel>
<TextBlock Text="First Text" Margin="5"/>
<Label Content="Second Text" HorizontalAlignment="Center"/>
<TextBox Text="Third Text"/>
<GroupBox Header="Fourth Text">
Fifth Text
that extends to another line.
</GroupBox>
<Button Content="Sixth Text"/>
<Frame Content="<Seventh Text>"></Frame>
<ComboBox>
Eighth Text</ComboBox>
<Label Content="{Binding LabelText}" HorizontalAlignment="Center"/>
</StackPanel>
</Grid>
我的输出文件看起来像这样:
(4)Title="MainWindow"
(7)Text="First Text"
(8)Content="Second Text"
(9)Text="Third Text"
(10)Header="Fourth Text"
(11) Fifth Text that extends to another line.
(14)Content="Sixth Text"
(15)Content="<Seventh Text>"
(17) Eighth Text
这主要是我想要的。但是,由于某种原因,我只会得到"标题","文本"one_answers"内容"。但是我希望它可以打印出"文本块文本"one_answers"标签内容"one_answers"文本框文本"one_answers"按钮内容"等。我正在使用XMLTEXTREADER,但我似乎找不到任何支持来打印出来的。reader.name只是打印出我已经拥有的东西。
这是我的代码:
public void ParseXml(String filename)
{
XmlTextReader reader = new XmlTextReader(filename);
while (reader.Read())
{
switch (reader.NodeType)
{
case XmlNodeType.Element:
for (int i = 0; i < reader.AttributeCount; i++)
{
reader.MoveToAttribute(i);
if (reader.LineNumber < 4)
{
continue;
}
//WriteLine(Path.GetFullPath(filename));
if(reader.Name != "Width" && reader.Name != "Height" && reader.Name != "Margin"
&& reader.Name != "HorizontalAlignment")
WriteLine("(" + reader.LineNumber + ")" + reader.ReadOuterXml());
}
break;
case XmlNodeType.Text:
WriteLine("(" + (reader.LineNumber + 1) + ") " + reader.Value.Replace("rn","").Trim());
break;
case XmlNodeType.EndElement:
break;
}
}
reader.Close();
}
谢谢!
当我在注释中暗示时,您需要获得 reader.Name
的结果,而读者仍在元素 - 之前,您可以通过调用reader.MoveToAttribute(i)
来移动它。
除非您有特定原因(例如性能或非常大的文件),否则使用更高级别的API(例如Linq到XML)要容易得多。
一个简单的实现可能是这样的:
var document = XDocument.Load(filename, LoadOptions.SetLineInfo);
var excludedAttributes = new HashSet<XName>
{
"{http://schemas.microsoft.com/winfx/2006/xaml}Class",
"Width",
"Height",
"Margin",
"HorizontalAlignment"
};
foreach (var element in document.Descendants())
{
IXmlLineInfo lineInfo = element;
var sb = new StringBuilder();
sb.AppendFormat("({0}) ", lineInfo.LineNumber);
sb.Append(element.Name.LocalName);
var outputAttributes = element.Attributes()
.Where(a => !a.IsNamespaceDeclaration && !excludedAttributes.Contains(a.Name));
foreach (var attribute in outputAttributes)
{
sb.AppendFormat(" {0}="{1}"", attribute.Name, attribute.Value);
}
if (element.Nodes().OfType<XText>().Any())
{
sb.Append(" ");
sb.Append(element.Value.Replace("n", string.Empty).Trim());
}
WriteLine(sb.ToString());
}