[英]How Can I Take Values from notepad text file to datagrid header ? i only want to take headers not data
<DataGrid.Columns>
<DataGridTextColumn Header="A" Width="150" Binding="{Binding A}"/>
<DataGridTextColumn Header="B" Width="100" Binding="{Binding B}"/>
<DataGridTextColumn Header="C" Width="100" Binding="{Binding C}"/>
<DataGridTextColumn Header="D" Width="100" Binding="{Binding D}"/>
<DataGridTextColumn Header="E" Width="100" Binding="{Binding E}"/>
<DataGridTextColumn Header="F" Width="100" Binding="{Binding F}"/>
<DataGrid.Columns/>
現在我想從文本文件1,2,3,4,5,6中獲取值來替換A,B,C,D,E,F。 我怎么做?
要讀取文本文件,可以使用StreamReader:
using (var reader = new StreamReader(File.OpenRead("c:/yourfile.txt"),
Encoding.GetEncoding("iso-8859-1")))
{
while (!reader.EndOfStream)
{
var line = reader.ReadLine();
var values = line.Split(';'); // replace ';' by the your separator
string header1 = values[0];
string header2 = values[1];
string header3 = values[2];
//...
}
}
對於DataGrid標頭,必須將每個標頭綁定到一個屬性。 您可以嘗試以下實現:
* .xaml
<Grid Background="White" x:Name="Layout">
<DataGrid x:Name="grid" ItemsSource="{Binding MyCollection}" AutoGenerateColumns="False">
<DataGrid.Columns>
<DataGridTextColumn Binding="{Binding FirstName}">
<DataGridTextColumn.Header>
<TextBlock DataContext="{Binding ElementName=Layout, Path=DataContext}" Text="{Binding Header1}"/>
</DataGridTextColumn.Header>
</DataGridTextColumn>
</DataGrid.Columns>
</DataGrid>
</Grid>
* .cs后面的代碼
public MainWindow()
{
InitializeComponent();
this.DataContext = new MainViewModel();
Layout.DataContext = this.DataContext;
}
和ViewModel * .cs
private string header1;
public string Header1
{
get
{
return header1;
}
set
{
this.header1 = value;
this.NotifyPropertyChanged("Header1");
}
}
編輯如果您不使用MVVM,則可以嘗試以下方法:
* .cs
string Header1 = string.Empty;
using (var reader = new StreamReader(File.OpenRead("c:/yourfile.txt"),
Encoding.GetEncoding("iso-8859-1")))
{
while (!reader.EndOfStream)
{
var line = reader.ReadLine();
var values = line.Split(';'); // replace ';' by the your separator
Header1 = values[0];
//...
}
}
grid.Columns[0].Header = Header1;
* .xaml
<DataGrid.Columns>
<DataGridTextColumn Width="150" Binding="{Binding A}"/>
<DataGrid.Columns/>
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