DataGridViewAdvancedBorderStyle Klasse
Definition
Wichtig
Einige Informationen beziehen sich auf Vorabversionen, die vor dem Release ggf. grundlegend überarbeitet werden. Microsoft übernimmt hinsichtlich der hier bereitgestellten Informationen keine Gewährleistungen, seien sie ausdrücklich oder konkludent.
Enthält Rahmenarten für die Zellen in einem DataGridView-Steuerelement.
public ref class DataGridViewAdvancedBorderStyle sealed : ICloneable
public sealed class DataGridViewAdvancedBorderStyle : ICloneable
type DataGridViewAdvancedBorderStyle = class
interface ICloneable
Public NotInheritable Class DataGridViewAdvancedBorderStyle
Implements ICloneable
- Vererbung
-
DataGridViewAdvancedBorderStyle
- Implementiert
Beispiele
Im folgenden Codebeispiel werden die Zellrahmen eines DataGridView angepasst, sodass ein doppelter Rahmen die inneren Zellen und die obere linke Kopfzeilenzelle von den Zeilen- und Spaltenüberschriften trennt. In diesem Beispiel wird veranschaulicht, wie die AdjustColumnHeaderBorderStyleMethoden , AdjustRowHeaderBorderStyleund und AdjustCellBorderStyle sowie die -Eigenschaft überschrieben AdjustedTopLeftHeaderBorderStyle werden. Diese Member verwenden DataGridViewAdvancedBorderStyle Objekte, um einzelne Zellränder zu ändern.
using System;
using System.Drawing;
using System.Windows.Forms;
namespace DataGridViewAdvancedBorderStyleSample
{
class Form1 : Form
{
[STAThreadAttribute()]
public static void Main()
{
Application.EnableVisualStyles();
Application.Run(new Form1());
}
public Form1()
{
this.AutoSize = true;
this.Controls.Add(new CustomDataGridView());
this.Text = "DataGridView advanced border styles demo";
}
}
public class CustomDataGridView : DataGridView
{
public CustomDataGridView()
{
this.RowTemplate = new DataGridViewCustomRow();
this.Columns.Add(new DataGridViewCustomColumn());
this.Columns.Add(new DataGridViewCustomColumn());
this.Columns.Add(new DataGridViewCustomColumn());
this.RowCount = 4;
this.EnableHeadersVisualStyles = false;
this.AutoSize = true;
}
public override DataGridViewAdvancedBorderStyle AdjustedTopLeftHeaderBorderStyle
{
get
{
DataGridViewAdvancedBorderStyle newStyle =
new DataGridViewAdvancedBorderStyle();
newStyle.Top = DataGridViewAdvancedCellBorderStyle.None;
newStyle.Left = DataGridViewAdvancedCellBorderStyle.None;
newStyle.Bottom = DataGridViewAdvancedCellBorderStyle.Outset;
newStyle.Right = DataGridViewAdvancedCellBorderStyle.OutsetDouble;
return newStyle;
}
}
public override DataGridViewAdvancedBorderStyle AdjustColumnHeaderBorderStyle(
DataGridViewAdvancedBorderStyle dataGridViewAdvancedBorderStyleInput,
DataGridViewAdvancedBorderStyle dataGridViewAdvancedBorderStylePlaceHolder,
bool firstDisplayedColumn,
bool lastVisibleColumn)
{
// Customize the left border of the first column header and the
// bottom border of all the column headers. Use the input style for
// all other borders.
dataGridViewAdvancedBorderStylePlaceHolder.Left = firstDisplayedColumn ?
DataGridViewAdvancedCellBorderStyle.OutsetDouble :
DataGridViewAdvancedCellBorderStyle.None;
dataGridViewAdvancedBorderStylePlaceHolder.Bottom =
DataGridViewAdvancedCellBorderStyle.Single;
dataGridViewAdvancedBorderStylePlaceHolder.Right =
dataGridViewAdvancedBorderStyleInput.Right;
dataGridViewAdvancedBorderStylePlaceHolder.Top =
dataGridViewAdvancedBorderStyleInput.Top;
return dataGridViewAdvancedBorderStylePlaceHolder;
}
}
public class DataGridViewCustomColumn : DataGridViewColumn
{
public DataGridViewCustomColumn()
{
this.CellTemplate = new DataGridViewCustomCell();
}
}
public class DataGridViewCustomCell : DataGridViewTextBoxCell
{
public override DataGridViewAdvancedBorderStyle AdjustCellBorderStyle(
DataGridViewAdvancedBorderStyle dataGridViewAdvancedBorderStyleInput,
DataGridViewAdvancedBorderStyle dataGridViewAdvancedBorderStylePlaceHolder,
bool singleVerticalBorderAdded,
bool singleHorizontalBorderAdded,
bool firstVisibleColumn,
bool firstVisibleRow)
{
// Customize the top border of cells in the first row and the
// right border of cells in the first column. Use the input style
// for all other borders.
dataGridViewAdvancedBorderStylePlaceHolder.Left = firstVisibleColumn ?
DataGridViewAdvancedCellBorderStyle.OutsetDouble :
DataGridViewAdvancedCellBorderStyle.None;
dataGridViewAdvancedBorderStylePlaceHolder.Top = firstVisibleRow ?
DataGridViewAdvancedCellBorderStyle.InsetDouble :
DataGridViewAdvancedCellBorderStyle.None;
dataGridViewAdvancedBorderStylePlaceHolder.Right =
dataGridViewAdvancedBorderStyleInput.Right;
dataGridViewAdvancedBorderStylePlaceHolder.Bottom =
dataGridViewAdvancedBorderStyleInput.Bottom;
return dataGridViewAdvancedBorderStylePlaceHolder;
}
}
public class DataGridViewCustomRow : DataGridViewRow
{
public override DataGridViewAdvancedBorderStyle AdjustRowHeaderBorderStyle(
DataGridViewAdvancedBorderStyle dataGridViewAdvancedBorderStyleInput,
DataGridViewAdvancedBorderStyle dataGridViewAdvancedBorderStylePlaceHolder,
bool singleVerticalBorderAdded,
bool singleHorizontalBorderAdded,
bool isFirstDisplayedRow,
bool isLastDisplayedRow)
{
// Customize the top border of the first row header and the
// right border of all the row headers. Use the input style for
// all other borders.
dataGridViewAdvancedBorderStylePlaceHolder.Top = isFirstDisplayedRow ?
DataGridViewAdvancedCellBorderStyle.InsetDouble :
DataGridViewAdvancedCellBorderStyle.None;
dataGridViewAdvancedBorderStylePlaceHolder.Right =
DataGridViewAdvancedCellBorderStyle.OutsetDouble;
dataGridViewAdvancedBorderStylePlaceHolder.Left =
dataGridViewAdvancedBorderStyleInput.Left;
dataGridViewAdvancedBorderStylePlaceHolder.Bottom =
dataGridViewAdvancedBorderStyleInput.Bottom;
return dataGridViewAdvancedBorderStylePlaceHolder;
}
}
}
Imports System.Drawing
Imports System.Windows.Forms
Namespace DataGridViewAdvancedBorderStyleSample
Class Form1
Inherits Form
<STAThreadAttribute()> _
Public Shared Sub Main()
Application.EnableVisualStyles()
Application.Run(New Form1())
End Sub
Public Sub New()
Me.AutoSize = True
Me.Controls.Add(New CustomDataGridView())
Me.Text = "DataGridView advanced border styles demo"
End Sub
End Class
Public Class CustomDataGridView
Inherits DataGridView
Public Sub New()
With Me
.RowTemplate = New DataGridViewCustomRow()
.Columns.Add(New DataGridViewCustomColumn())
.Columns.Add(New DataGridViewCustomColumn())
.Columns.Add(New DataGridViewCustomColumn())
.RowCount = 4
.EnableHeadersVisualStyles = False
.AutoSize = True
End With
End Sub
Public Overrides ReadOnly Property AdjustedTopLeftHeaderBorderStyle() _
As DataGridViewAdvancedBorderStyle
Get
Dim newStyle As New DataGridViewAdvancedBorderStyle()
With newStyle
.Top = DataGridViewAdvancedCellBorderStyle.None
.Left = DataGridViewAdvancedCellBorderStyle.None
.Bottom = DataGridViewAdvancedCellBorderStyle.Outset
.Right = DataGridViewAdvancedCellBorderStyle.OutsetDouble
End With
Return newStyle
End Get
End Property
Public Overrides Function AdjustColumnHeaderBorderStyle( _
ByVal dataGridViewAdvancedBorderStyleInput As DataGridViewAdvancedBorderStyle, _
ByVal dataGridViewAdvancedBorderStylePlaceHolder As DataGridViewAdvancedBorderStyle, _
ByVal firstDisplayedColumn As Boolean, ByVal lastVisibleColumn As Boolean) _
As DataGridViewAdvancedBorderStyle
' Customize the left border of the first column header and the
' bottom border of all the column headers. Use the input style for
' all other borders.
If firstDisplayedColumn Then
dataGridViewAdvancedBorderStylePlaceHolder.Left = _
DataGridViewAdvancedCellBorderStyle.OutsetDouble
Else
dataGridViewAdvancedBorderStylePlaceHolder.Left = _
DataGridViewAdvancedCellBorderStyle.None
End If
With dataGridViewAdvancedBorderStylePlaceHolder
.Bottom = DataGridViewAdvancedCellBorderStyle.Single
.Right = dataGridViewAdvancedBorderStyleInput.Right
.Top = dataGridViewAdvancedBorderStyleInput.Top
End With
Return dataGridViewAdvancedBorderStylePlaceHolder
End Function
End Class
Public Class DataGridViewCustomColumn
Inherits DataGridViewColumn
Public Sub New()
Me.CellTemplate = New DataGridViewCustomCell()
End Sub
End Class
Public Class DataGridViewCustomCell
Inherits DataGridViewTextBoxCell
Public Overrides Function AdjustCellBorderStyle( _
ByVal dataGridViewAdvancedBorderStyleInput As DataGridViewAdvancedBorderStyle, _
ByVal dataGridViewAdvancedBorderStylePlaceHolder As DataGridViewAdvancedBorderStyle, _
ByVal singleVerticalBorderAdded As Boolean, _
ByVal singleHorizontalBorderAdded As Boolean, _
ByVal firstVisibleColumn As Boolean, _
ByVal firstVisibleRow As Boolean) As DataGridViewAdvancedBorderStyle
' Customize the top border of cells in the first row and the
' right border of cells in the first column. Use the input style
' for all other borders.
If firstVisibleColumn Then
dataGridViewAdvancedBorderStylePlaceHolder.Left = _
DataGridViewAdvancedCellBorderStyle.OutsetDouble
Else
dataGridViewAdvancedBorderStylePlaceHolder.Left = _
DataGridViewAdvancedCellBorderStyle.None
End If
If firstVisibleRow Then
dataGridViewAdvancedBorderStylePlaceHolder.Top = _
DataGridViewAdvancedCellBorderStyle.InsetDouble
Else
dataGridViewAdvancedBorderStylePlaceHolder.Top = _
DataGridViewAdvancedCellBorderStyle.None
End If
With dataGridViewAdvancedBorderStylePlaceHolder
.Right = dataGridViewAdvancedBorderStyleInput.Right
.Bottom = dataGridViewAdvancedBorderStyleInput.Bottom
End With
Return dataGridViewAdvancedBorderStylePlaceHolder
End Function
End Class
Public Class DataGridViewCustomRow
Inherits DataGridViewRow
Public Overrides Function AdjustRowHeaderBorderStyle( _
ByVal dataGridViewAdvancedBorderStyleInput As DataGridViewAdvancedBorderStyle, _
ByVal dataGridViewAdvancedBorderStylePlaceHolder As DataGridViewAdvancedBorderStyle, _
ByVal singleVerticalBorderAdded As Boolean, _
ByVal singleHorizontalBorderAdded As Boolean, _
ByVal isFirstDisplayedRow As Boolean, _
ByVal isLastDisplayedRow As Boolean) As DataGridViewAdvancedBorderStyle
' Customize the top border of the first row header and the
' right border of all the row headers. Use the input style for
' all other borders.
If isFirstDisplayedRow Then
dataGridViewAdvancedBorderStylePlaceHolder.Top = _
DataGridViewAdvancedCellBorderStyle.InsetDouble
Else
dataGridViewAdvancedBorderStylePlaceHolder.Top = _
DataGridViewAdvancedCellBorderStyle.None
End If
With dataGridViewAdvancedBorderStylePlaceHolder
.Right = DataGridViewAdvancedCellBorderStyle.OutsetDouble
.Left = dataGridViewAdvancedBorderStyleInput.Left
.Bottom = dataGridViewAdvancedBorderStyleInput.Bottom
End With
Return dataGridViewAdvancedBorderStylePlaceHolder
End Function
End Class
End Namespace
Hinweise
Mit DataGridView dem Steuerelement können Sie das Erscheinungsbild vollständig anpassen, einschließlich der Rahmen der Zellen und Header. Der DataGridView verfügt über CellBorderStyle, ColumnHeadersBorderStyleund RowHeadersBorderStyle -Eigenschaften, mit denen Sie die Darstellung des Zellrahmens festlegen können. Wenn Sie die Rahmen jedoch weiter anpassen müssen, können Sie mit der DataGridViewAdvancedBorderStyle -Klasse den Stil des Rahmens an den einzelnen Seiten der Zellen festlegen. Die LeftEigenschaften , Right, Topund Bottom von DataGridViewAdvancedBorderStyle stellen den linken, rechten, oberen und unteren Rahmen einer Zelle dar. Sie können diese Eigenschaften für die AdvancedCellBorderStyleEigenschaften festlegenDataGridView, AdvancedRowHeadersBorderStyleAdvancedColumnHeadersBorderStyleum verschiedene Darstellungen für die Ränder zwischen den Zellen zu erzeugen.
Konstruktoren
DataGridViewAdvancedBorderStyle() |
Initialisiert eine neue Instanz der DataGridViewAdvancedBorderStyle-Klasse. |
Eigenschaften
All |
Ruft die Rahmenart für alle Rahmen einer Zelle ab oder legt diese fest. |
Bottom |
Ruft das Format für den unteren Rahmen einer Zelle ab oder legt dieses fest. |
Left |
Ruft das Format für den linken Rahmen einer Zelle ab. |
Right |
Ruft das Format für den rechten Rahmen einer Zelle ab. |
Top |
Ruft das Format für den oberen Rahmen einer Zelle ab. |
Methoden
Equals(Object) |
Bestimmt, ob das angegebene Objekt dem aktuellen DataGridViewAdvancedBorderStyle-Objekt entspricht. |
GetHashCode() |
Dient als Hashfunktion für einen bestimmten Typ. |
GetType() |
Ruft den Type der aktuellen Instanz ab. (Geerbt von Object) |
MemberwiseClone() |
Erstellt eine flache Kopie des aktuellen Object. (Geerbt von Object) |
ToString() |
Gibt eine Zeichenfolge zurück, die den DataGridViewAdvancedBorderStyle darstellt. |
Explizite Schnittstellenimplementierungen
ICloneable.Clone() |
Erstellt ein neues Objekt, das eine Kopie der aktuellen Instanz darstellt. |