DataGridViewColumnCollection.GetColumnsWidth Yöntem

Tanım

Ad Alanı:

System.Windows.Forms

Bütünleştirilmiş Kod:

System.Windows.Forms.dll

Verilen filtre gereksinimlerini karşılayan tüm sütunları görüntülemek için gereken genişliği piksel cinsinden döndürür.

public:
 int GetColumnsWidth(System::Windows::Forms::DataGridViewElementStates includeFilter);

public int GetColumnsWidth (System.Windows.Forms.DataGridViewElementStates includeFilter);

member this.GetColumnsWidth : System.Windows.Forms.DataGridViewElementStates -> int

Public Function GetColumnsWidth (includeFilter As DataGridViewElementStates) As Integer

Parametreler

includeFilter

DataGridViewElementStates

Ekleme filtresini DataGridViewElementStates temsil eden değerlerin bit düzeyinde birleşimi.

Döndürülenler

Int32

Filtre gereksinimlerini karşılayan tüm sütunları görüntülemek için gereken piksel cinsinden genişlik.

Özel durumlar

ArgumentException

includeFilter değerlerin DataGridViewElementStates bit düzeyinde geçerli bir bileşimi değildir.

Örnekler

Aşağıdaki kod örneğinde bu yöntemin kullanımı gösterilmektedir. Bu örnek, How to: Customize the Appearance of Rows in the Windows Forms DataGridView Control (DataGridView Denetimindeki Satırların Görünümünü Özelleştirme) bölümünde bulunan daha büyük bir örneğin parçasıdır.

// Paints the custom selection background for selected rows.
void dataGridView1_RowPrePaint(object sender,
        DataGridViewRowPrePaintEventArgs e)
{
    // Do not automatically paint the focus rectangle.
    e.PaintParts &= ~DataGridViewPaintParts.Focus;

    // Determine whether the cell should be painted
    // with the custom selection background.
    if ((e.State & DataGridViewElementStates.Selected) ==
                DataGridViewElementStates.Selected)
    {
        // Calculate the bounds of the row.
        Rectangle rowBounds = new Rectangle(
            this.dataGridView1.RowHeadersWidth, e.RowBounds.Top,
            this.dataGridView1.Columns.GetColumnsWidth(
                DataGridViewElementStates.Visible) -
            this.dataGridView1.HorizontalScrollingOffset + 1,
            e.RowBounds.Height);

        // Paint the custom selection background.
        using (Brush backbrush =
            new System.Drawing.Drawing2D.LinearGradientBrush(rowBounds,
                this.dataGridView1.DefaultCellStyle.SelectionBackColor,
                e.InheritedRowStyle.ForeColor,
                System.Drawing.Drawing2D.LinearGradientMode.Horizontal))
        {
            e.Graphics.FillRectangle(backbrush, rowBounds);
        }
    }
}

' Paints the custom selection background for selected rows.
Sub dataGridView1_RowPrePaint(ByVal sender As Object, _
    ByVal e As DataGridViewRowPrePaintEventArgs) _
    Handles dataGridView1.RowPrePaint

    ' Do not automatically paint the focus rectangle.
    e.PaintParts = e.PaintParts And Not DataGridViewPaintParts.Focus

    ' Determine whether the cell should be painted with the 
    ' custom selection background.
    If (e.State And DataGridViewElementStates.Selected) = _
        DataGridViewElementStates.Selected Then

        ' Calculate the bounds of the row.
        Dim rowBounds As New Rectangle( _
            Me.dataGridView1.RowHeadersWidth, e.RowBounds.Top, _
            Me.dataGridView1.Columns.GetColumnsWidth( _
            DataGridViewElementStates.Visible) - _
            Me.dataGridView1.HorizontalScrollingOffset + 1, _
            e.RowBounds.Height)

        ' Paint the custom selection background.
        Dim backbrush As New _
            System.Drawing.Drawing2D.LinearGradientBrush(rowBounds, _
            Me.dataGridView1.DefaultCellStyle.SelectionBackColor, _
            e.InheritedRowStyle.ForeColor, _
            System.Drawing.Drawing2D.LinearGradientMode.Horizontal)
        Try
            e.Graphics.FillRectangle(backbrush, rowBounds)
        Finally
            backbrush.Dispose()
        End Try
    End If

End Sub

Ayrıca bkz.

• DataGridView
• DataGridViewColumn
• DataGridViewElementStates