DataGridTableStyle.BackColor Proprietà
Definizione
Importante
Alcune informazioni sono relative alla release non definitiva del prodotto, che potrebbe subire modifiche significative prima della release definitiva. Microsoft non riconosce alcuna garanzia, espressa o implicita, in merito alle informazioni qui fornite.
Ottiene o imposta il colore di sfondo delle righe pari della griglia.
public:
property System::Drawing::Color BackColor { System::Drawing::Color get(); void set(System::Drawing::Color value); };
public System.Drawing.Color BackColor { get; set; }
member this.BackColor : System.Drawing.Color with get, set
Public Property BackColor As Color
Valore della proprietà
Oggetto Color che rappresenta il colore di sfondo delle righe dispari.
Esempio
Nell'esempio di codice seguente viene creata un'istanza di DataGridTableStyle e vengono impostate le BackColor proprietà e AlternatingBackColor su nuovi valori. L'esempio richiede che sia presente un oggetto con un DataGrid System.Data.DataSet oggetto contenente alcuni dati e un oggetto Button in un oggetto Form.
private:
void AddCustomDataTableStyle()
{
myDataGridTableStyle1 = gcnew DataGridTableStyle;
// EventHandlers
myDataGridTableStyle1->GridLineColorChanged += gcnew System::EventHandler( this, &DataGridTableStyle_Sample::GridLineColorChanged_Handler );
myDataGridTableStyle1->MappingName = "Customers";
// Set other properties.
myDataGridTableStyle1->AlternatingBackColor = System::Drawing::Color::Gold;
myDataGridTableStyle1->BackColor = System::Drawing::Color::White;
myDataGridTableStyle1->GridLineStyle = System::Windows::Forms::DataGridLineStyle::Solid;
myDataGridTableStyle1->GridLineColor = Color::Red;
// Set the HeaderText and Width properties.
DataGridColumnStyle^ myBoolCol = gcnew DataGridBoolColumn;
myBoolCol->MappingName = "Current";
myBoolCol->HeaderText = "IsCurrent Customer";
myBoolCol->Width = 150;
myDataGridTableStyle1->GridColumnStyles->Add( myBoolCol );
// Add a second column style.
DataGridColumnStyle^ myTextCol = gcnew DataGridTextBoxColumn;
myTextCol->MappingName = "custName";
myTextCol->HeaderText = "Customer Name";
myTextCol->Width = 250;
myDataGridTableStyle1->GridColumnStyles->Add( myTextCol );
// Create new ColumnStyle objects
DataGridColumnStyle^ cOrderDate = gcnew DataGridTextBoxColumn;
cOrderDate->MappingName = "OrderDate";
cOrderDate->HeaderText = "Order Date";
cOrderDate->Width = 100;
// Use a PropertyDescriptor to create a formatted column.
PropertyDescriptorCollection^ myPropertyDescriptorCollection =
BindingContext[myDataSet, "Customers::custToOrders"]->GetItemProperties();
// Create a formatted column using a PropertyDescriptor.
DataGridColumnStyle^ csOrderAmount = gcnew DataGridTextBoxColumn( myPropertyDescriptorCollection[ "OrderAmount" ],"c",true );
csOrderAmount->MappingName = "OrderAmount";
csOrderAmount->HeaderText = "Total";
csOrderAmount->Width = 100;
// Add the DataGridTableStyle instances to the GridTableStylesCollection.
myDataGrid->TableStyles->Add( myDataGridTableStyle1 );
}
void GridLineColorChanged_Handler( Object^ /*sender*/, EventArgs^ /*e*/ )
{
MessageBox::Show( "GridLineColor Changed", "DataGridTableStyle" );
}
private void AddCustomDataTableStyle()
{
myDataGridTableStyle1 = new DataGridTableStyle();
// EventHandlers
myDataGridTableStyle1.GridLineColorChanged += new System.EventHandler(GridLineColorChanged_Handler);
myDataGridTableStyle1.MappingName = "Customers";
// Set other properties.
myDataGridTableStyle1.AlternatingBackColor=System.Drawing.Color.Gold;
myDataGridTableStyle1.BackColor = System.Drawing.Color.White;
myDataGridTableStyle1.GridLineStyle=System.Windows.Forms.DataGridLineStyle.Solid;
myDataGridTableStyle1.GridLineColor=Color.Red;
// Set the HeaderText and Width properties.
DataGridColumnStyle myBoolCol = new DataGridBoolColumn();
myBoolCol.MappingName = "Current";
myBoolCol.HeaderText = "IsCurrent Customer";
myBoolCol.Width = 150;
myDataGridTableStyle1.GridColumnStyles.Add(myBoolCol);
// Add a second column style.
DataGridColumnStyle myTextCol = new DataGridTextBoxColumn();
myTextCol.MappingName = "custName";
myTextCol.HeaderText = "Customer Name";
myTextCol.Width = 250;
myDataGridTableStyle1.GridColumnStyles.Add(myTextCol);
// Create new ColumnStyle objects
DataGridColumnStyle cOrderDate = new DataGridTextBoxColumn();
cOrderDate.MappingName = "OrderDate";
cOrderDate.HeaderText = "Order Date";
cOrderDate.Width = 100;
// Use a PropertyDescriptor to create a formatted column.
PropertyDescriptorCollection myPropertyDescriptorCollection = BindingContext
[myDataSet, "Customers.custToOrders"].GetItemProperties();
// Create a formatted column using a PropertyDescriptor.
DataGridColumnStyle csOrderAmount =
new DataGridTextBoxColumn(myPropertyDescriptorCollection["OrderAmount"], "c", true);
csOrderAmount.MappingName = "OrderAmount";
csOrderAmount.HeaderText = "Total";
csOrderAmount.Width = 100;
// Add the DataGridTableStyle instances to the GridTableStylesCollection.
myDataGrid.TableStyles.Add(myDataGridTableStyle1);
}
private void GridLineColorChanged_Handler(object sender,EventArgs e)
{
MessageBox.Show("GridLineColor Changed", "DataGridTableStyle");
}
Private Sub AddCustomDataTableStyle()
myDataGridTableStyle1 = New DataGridTableStyle()
' EventHandlers
AddHandler myDataGridTableStyle1.GridLineColorChanged, AddressOf GridLineColorChanged_Handler
myDataGridTableStyle1.MappingName = "Customers"
' Set other properties.
myDataGridTableStyle1.AlternatingBackColor = System.Drawing.Color.Gold
myDataGridTableStyle1.BackColor = System.Drawing.Color.White
myDataGridTableStyle1.GridLineStyle = System.Windows.Forms.DataGridLineStyle.Solid
myDataGridTableStyle1.GridLineColor = Color.Red
' Set the HeaderText and Width properties.
Dim myBoolCol = New DataGridBoolColumn()
myBoolCol.MappingName = "Current"
myBoolCol.HeaderText = "IsCurrent Customer"
myBoolCol.Width = 150
myDataGridTableStyle1.GridColumnStyles.Add(myBoolCol)
' Add a second column style.
Dim myTextCol = New DataGridTextBoxColumn()
myTextCol.MappingName = "custName"
myTextCol.HeaderText = "Customer Name"
myTextCol.Width = 250
myDataGridTableStyle1.GridColumnStyles.Add(myTextCol)
' Create new ColumnStyle objects
Dim cOrderDate = New DataGridTextBoxColumn()
cOrderDate.MappingName = "OrderDate"
cOrderDate.HeaderText = "Order Date"
cOrderDate.Width = 100
' Use a PropertyDescriptor to create a formatted column.
Dim myPropertyDescriptorCollection As PropertyDescriptorCollection = _
BindingContext(myDataSet, "Customers.custToOrders").GetItemProperties()
' Create a formatted column using a PropertyDescriptor.
Dim csOrderAmount = New DataGridTextBoxColumn(myPropertyDescriptorCollection( _
"OrderAmount"), "c", True)
csOrderAmount.MappingName = "OrderAmount"
csOrderAmount.HeaderText = "Total"
csOrderAmount.Width = 100
' Add the DataGridTableStyle instances to the GridTableStylesCollection.
myDataGrid.TableStyles.Add(myDataGridTableStyle1)
End Sub
Private Sub GridLineColorChanged_Handler(ByVal sender As Object, ByVal e As EventArgs)
MessageBox.Show("GridLineColor Changed", "DataGridTableStyle")
End Sub
Commenti
La AlternatingBackColor proprietà può essere impostata anche per creare un aspetto simile al libro mastro.