ColumnHeader.Width ColumnHeader.Width ColumnHeader.Width ColumnHeader.Width Property

Definición

Obtiene o establece el ancho de la columna.Gets or sets the width of the column.

public:
 property int Width { int get(); void set(int value); };
public int Width { get; set; }
member this.Width : int with get, set
Public Property Width As Integer

Valor de propiedad

Ancho de la columna, expresado en píxeles.The width of the column, in pixels.

Ejemplos

En el ejemplo de código siguiente se ListView muestra cómo inicializar un control.The following code example demonstrates initializing a ListView control. En el ejemplo ColumnHeader se crean objetos y se establecen las Textpropiedades TextAlign y Width del encabezado de columna.The example creates ColumnHeader objects and sets the column header's Text, TextAlign and Width properties. En el ejemplo también se agregan elementos y subelementos a ListView.The example also adds items and subitems to the ListView. Para ejecutar este ejemplo, pegue el siguiente código en un formulario y llame PopulateListView al método desde el constructor del formulario Load o el controlador de eventos.To run this example paste the following code in a form and call the PopulateListView method from the form's constructor or Load event handler.

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

Comentarios

Esta propiedad le permite establecer Width ColumnHeaderde.This property enables you to set the Width of the ColumnHeader. Se ColumnHeader puede establecer para ajustarse en tiempo de ejecución al encabezado o al contenido de la columna.The ColumnHeader can be set to adjust at run time to the column contents or heading. Para ajustar el ancho del elemento más largo de la columna, establezca la Width propiedad en-1.To adjust the width of the longest item in the column, set the Width property to -1. Para ajustar el tamaño al ancho del encabezado de columna, establezca la Width propiedad en-2.To autosize to the width of the column heading, set the Width property to -2.

Nota

Un comportamiento inesperado puede producirse cuando el ancho combinado de todas las columnas supera los 32.768 píxeles.Unexpected behavior can result when the combined width of all columns exceeds 32,768 pixels.

Se aplica a