DataGridViewComboBoxCell.FlatStyle Özellik
Tanım
Önemli
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Hücrenin düz stil görünümünü alır veya ayarlar.
public:
property System::Windows::Forms::FlatStyle FlatStyle { System::Windows::Forms::FlatStyle get(); void set(System::Windows::Forms::FlatStyle value); };
public System.Windows.Forms.FlatStyle FlatStyle { get; set; }
member this.FlatStyle : System.Windows.Forms.FlatStyle with get, set
Public Property FlatStyle As FlatStyle
Özellik Değeri
Değerlerden FlatStyle biri. Standard varsayılan değerdir.
Özel durumlar
Belirtilen değer geçerli FlatStyle bir değer değil.
Örnekler
Aşağıdaki kod örneği, bu özelliğe benzer olan özelliğinin DataGridViewComboBoxColumn.FlatStyle kullanımını gösterir. Bu örnek, sınıfa genel bakış konusunda bulunan DataGridViewComboBoxColumn daha büyük bir örneğin bir parçasıdır.
private:
DataGridViewComboBoxColumn^ CreateComboBoxColumn()
{
DataGridViewComboBoxColumn^ column =
gcnew DataGridViewComboBoxColumn();
{
column->DataPropertyName = ColumnName::TitleOfCourtesy.ToString();
column->HeaderText = ColumnName::TitleOfCourtesy.ToString();
column->DropDownWidth = 160;
column->Width = 90;
column->MaxDropDownItems = 3;
column->FlatStyle = FlatStyle::Flat;
}
return column;
}
private:
void SetAlternateChoicesUsingDataSource(DataGridViewComboBoxColumn^ comboboxColumn)
{
{
comboboxColumn->DataSource = RetrieveAlternativeTitles();
comboboxColumn->ValueMember = ColumnName::TitleOfCourtesy.ToString();
comboboxColumn->DisplayMember = comboboxColumn->ValueMember;
}
}
private:
DataTable^ RetrieveAlternativeTitles()
{
return Populate("SELECT distinct TitleOfCourtesy FROM Employees");
}
String^ connectionString;
private:
DataTable^ Populate(String^ sqlCommand)
{
SqlConnection^ northwindConnection = gcnew SqlConnection(connectionString);
northwindConnection->Open();
SqlCommand^ command = gcnew SqlCommand(sqlCommand, northwindConnection);
SqlDataAdapter^ adapter = gcnew SqlDataAdapter();
adapter->SelectCommand = command;
DataTable^ table = gcnew DataTable();
adapter->Fill(table);
return table;
}
// Using an enum provides some abstraction between column index
// and column name along with compile time checking, and gives
// a handy place to store the column names.
enum class ColumnName
{
EmployeeID,
LastName,
FirstName,
Title,
TitleOfCourtesy,
BirthDate,
HireDate,
Address,
City,
Region,
PostalCode,
Country,
HomePhone,
Extension,
Photo,
Notes,
ReportsTo,
PhotoPath,
OutOfOffice
};
private DataGridViewComboBoxColumn CreateComboBoxColumn()
{
DataGridViewComboBoxColumn column =
new DataGridViewComboBoxColumn();
{
column.DataPropertyName = ColumnName.TitleOfCourtesy.ToString();
column.HeaderText = ColumnName.TitleOfCourtesy.ToString();
column.DropDownWidth = 160;
column.Width = 90;
column.MaxDropDownItems = 3;
column.FlatStyle = FlatStyle.Flat;
}
return column;
}
private void SetAlternateChoicesUsingDataSource(DataGridViewComboBoxColumn comboboxColumn)
{
{
comboboxColumn.DataSource = RetrieveAlternativeTitles();
comboboxColumn.ValueMember = ColumnName.TitleOfCourtesy.ToString();
comboboxColumn.DisplayMember = comboboxColumn.ValueMember;
}
}
private DataTable RetrieveAlternativeTitles()
{
return Populate("SELECT distinct TitleOfCourtesy FROM Employees");
}
string connectionString =
"Integrated Security=SSPI;Persist Security Info=False;" +
"Initial Catalog=Northwind;Data Source=localhost";
private DataTable Populate(string sqlCommand)
{
SqlConnection northwindConnection = new SqlConnection(connectionString);
northwindConnection.Open();
SqlCommand command = new SqlCommand(sqlCommand, northwindConnection);
SqlDataAdapter adapter = new SqlDataAdapter();
adapter.SelectCommand = command;
DataTable table = new DataTable();
table.Locale = System.Globalization.CultureInfo.InvariantCulture;
adapter.Fill(table);
return table;
}
// Using an enum provides some abstraction between column index
// and column name along with compile time checking, and gives
// a handy place to store the column names.
enum ColumnName
{
EmployeeId,
LastName,
FirstName,
Title,
TitleOfCourtesy,
BirthDate,
HireDate,
Address,
City,
Region,
PostalCode,
Country,
HomePhone,
Extension,
Photo,
Notes,
ReportsTo,
PhotoPath,
OutOfOffice
};
Private Function CreateComboBoxColumn() _
As DataGridViewComboBoxColumn
Dim column As New DataGridViewComboBoxColumn()
With column
.DataPropertyName = ColumnName.TitleOfCourtesy.ToString()
.HeaderText = ColumnName.TitleOfCourtesy.ToString()
.DropDownWidth = 160
.Width = 90
.MaxDropDownItems = 3
.FlatStyle = FlatStyle.Flat
End With
Return column
End Function
Private Sub SetAlternateChoicesUsingDataSource( _
ByVal comboboxColumn As DataGridViewComboBoxColumn)
With comboboxColumn
.DataSource = RetrieveAlternativeTitles()
.ValueMember = ColumnName.TitleOfCourtesy.ToString()
.DisplayMember = .ValueMember
End With
End Sub
Private Function RetrieveAlternativeTitles() As DataTable
Return Populate( _
"SELECT distinct TitleOfCourtesy FROM Employees")
End Function
Private connectionString As String = _
"Integrated Security=SSPI;Persist Security Info=False;" _
& "Initial Catalog=Northwind;Data Source=localhost"
Private Function Populate(ByVal sqlCommand As String) As DataTable
Dim northwindConnection As New SqlConnection(connectionString)
northwindConnection.Open()
Dim command As New SqlCommand(sqlCommand, _
northwindConnection)
Dim adapter As New SqlDataAdapter()
adapter.SelectCommand = command
Dim table As New DataTable()
table.Locale = System.Globalization.CultureInfo.InvariantCulture
adapter.Fill(table)
Return table
End Function
' Using an enum provides some abstraction between column index
' and column name along with compile time checking, and gives
' a handy place to store the column names.
Enum ColumnName
EmployeeId
LastName
FirstName
Title
TitleOfCourtesy
BirthDate
HireDate
Address
City
Region
PostalCode
Country
HomePhone
Extension
Photo
Notes
ReportsTo
PhotoPath
OutOfOffice
End Enum
Açıklamalar
FlatStyle özelliği, hücredeki açılan okun davranışını ve görünümünü etkiler.
Fare işaretçisi hücrenin üzerindeyken hücre vurgulama özelliğini etkinleştirmek için özelliğini ve FlatStyle özellik ComboBox değerini Popupolarak ayarlamanız DisplayStyle gerekir.
Sahip olan FlatStyle sütunun özelliğini ayarlamak, sütundaki her hücrenin özelliğini de ayarlar FlatStyle ve sütun görünümünü yeniler. Tek tek hücreler için belirtilen değeri geçersiz kılmak için, sütun değerini ayarladıktan sonra hücre değerlerini ayarlayın.