ColumnHeader.Text Propiedad
Definición
Importante
Parte de la información hace referencia a la versión preliminar del producto, que puede haberse modificado sustancialmente antes de lanzar la versión definitiva. Microsoft no otorga ninguna garantía, explícita o implícita, con respecto a la información proporcionada aquí.
Obtiene o establece el texto que se muestra en el encabezado de columna.
public:
property System::String ^ Text { System::String ^ get(); void set(System::String ^ value); };
public string Text { get; set; }
member this.Text : string with get, set
Public Property Text As String
Valor de propiedad
El texto que se muestra en el encabezado de columna.
Ejemplos
En el ejemplo de código siguiente se muestra cómo inicializar un ListView control. En el ejemplo se crean ColumnHeader objetos y se establecen las propiedades y Width del encabezado de TextTextAlign columna. En el ejemplo también se agregan elementos y subelementos a ListView. Para ejecutar este ejemplo, pegue el código siguiente en un formulario y llame al PopulateListView
método desde el constructor o Load controlador de eventos del formulario.
private:
void PopulateListView()
{
ListView1->Width = 270;
ListView1->Location = System::Drawing::Point( 10, 10 );
// Declare and construct the ColumnHeader objects.
ColumnHeader^ header1;
ColumnHeader^ header2;
header1 = gcnew ColumnHeader;
header2 = gcnew ColumnHeader;
// Set the text, alignment and width for each column header.
header1->Text = "File name";
header1->TextAlign = HorizontalAlignment::Left;
header1->Width = 70;
header2->TextAlign = HorizontalAlignment::Left;
header2->Text = "Location";
header2->Width = 200;
// Add the headers to the ListView control.
ListView1->Columns->Add( header1 );
ListView1->Columns->Add( header2 );
// Specify that each item appears on a separate line.
ListView1->View = View::Details;
// Populate the ListView.Items property.
// Set the directory to the sample picture directory.
System::IO::DirectoryInfo^ dirInfo = gcnew System::IO::DirectoryInfo( "C:\\Documents and Settings\\All Users"
"\\Documents\\My Pictures\\Sample Pictures" );
// Get the .jpg files from the directory
array<System::IO::FileInfo^>^files = dirInfo->GetFiles( "*.jpg" );
// Add each file name and full name including path
// to the ListView.
if ( files != nullptr )
{
System::Collections::IEnumerator^ myEnum = files->GetEnumerator();
while ( myEnum->MoveNext() )
{
System::IO::FileInfo^ file = safe_cast<System::IO::FileInfo^>(myEnum->Current);
ListViewItem^ item = gcnew ListViewItem( file->Name );
item->SubItems->Add( file->FullName );
ListView1->Items->Add( item );
}
}
}
private void PopulateListView()
{
ListView1.Width = 270;
ListView1.Location = new System.Drawing.Point(10, 10);
// Declare and construct the ColumnHeader objects.
ColumnHeader header1, header2;
header1 = new ColumnHeader();
header2 = new ColumnHeader();
// Set the text, alignment and width for each column header.
header1.Text = "File name";
header1.TextAlign = HorizontalAlignment.Left;
header1.Width = 70;
header2.TextAlign = HorizontalAlignment.Left;
header2.Text = "Location";
header2.Width = 200;
// Add the headers to the ListView control.
ListView1.Columns.Add(header1);
ListView1.Columns.Add(header2);
// Specify that each item appears on a separate line.
ListView1.View = View.Details;
// Populate the ListView.Items property.
// Set the directory to the sample picture directory.
System.IO.DirectoryInfo dirInfo =
new System.IO.DirectoryInfo(
"C:\\Documents and Settings\\All Users" +
"\\Documents\\My Pictures\\Sample Pictures");
// Get the .jpg files from the directory
System.IO.FileInfo[] files = dirInfo.GetFiles("*.jpg");
// Add each file name and full name including path
// to the ListView.
if (files != null)
{
foreach ( System.IO.FileInfo file in files )
{
ListViewItem item = new ListViewItem(file.Name);
item.SubItems.Add(file.FullName);
ListView1.Items.Add(item);
}
}
}
Private Sub PopulateListView()
ListView1.Width = 270
ListView1.Location = New System.Drawing.Point(10, 10)
' Declare and construct the ColumnHeader objects.
Dim header1, header2 As ColumnHeader
header1 = New ColumnHeader
header2 = New ColumnHeader
' Set the text, alignment and width for each column header.
header1.Text = "File name"
header1.TextAlign = HorizontalAlignment.Left
header1.Width = 70
header2.TextAlign = HorizontalAlignment.Left
header2.Text = "Location"
header2.Width = 200
' Add the headers to the ListView control.
ListView1.Columns.Add(header1)
ListView1.Columns.Add(header2)
' Specify that each item appears on a separate line.
ListView1.View = View.Details
' Populate the ListView.Items property.
' Set the directory to the sample picture directory.
Dim dirInfo As New System.IO.DirectoryInfo _
("C:\Documents and Settings\All Users" _
& "\Documents\My Pictures\Sample Pictures")
Dim file As System.IO.FileInfo
' Get the .jpg files from the directory
Dim files() As System.io.FileInfo = dirInfo.GetFiles("*.jpg")
' Add each file name and full name including path
' to the ListView.
If (files IsNot Nothing) Then
For Each file In files
Dim item As New ListViewItem(file.Name)
item.SubItems.Add(file.FullName)
ListView1.Items.Add(item)
Next
End If
End Sub