ComboBoxStyle ComboBoxStyle ComboBoxStyle ComboBoxStyle Enum

Definition

Specifies the ComboBox style.

public enum class ComboBoxStyle
public enum ComboBoxStyle
type ComboBoxStyle = 
Public Enum ComboBoxStyle
Inheritance
ComboBoxStyleComboBoxStyleComboBoxStyleComboBoxStyle

Fields

DropDown DropDown DropDown DropDown 1

Specifies that the list is displayed by clicking the down arrow and that the text portion is editable. This means that the user can enter a new value and is not limited to selecting an existing value in the list. When using this setting, the Append value of AutoCompleteMode works the same as the SuggestAppend value. This is the default style.

DropDownList DropDownList DropDownList DropDownList 2

Specifies that the list is displayed by clicking the down arrow and that the text portion is not editable. This means that the user cannot enter a new value. Only values already in the list can be selected. The list displays only if AutoCompleteMode is Suggest or SuggestAppend.

Simple Simple Simple Simple 0

Specifies that the list is always visible and that the text portion is editable. This means that the user can enter a new value and is not limited to selecting an existing value in the list.

Examples

The following code example demonstrates how to initialize a ComboBox control by setting the ComboBox.DropDownStyle property to a ComboBoxStyle value.

   // Declare comboBox1 as a ComboBox.
internal:
   System::Windows::Forms::ComboBox^ ComboBox1;

private:
   // This method initializes the combo box, adding a large string array
   // but limiting the drop-down size to six rows so the combo box doesn't 
   // cover other controls when it expands.
   void InitializeComboBox()
   {
      this->ComboBox1 = gcnew System::Windows::Forms::ComboBox;
      array<String^>^ employees = {"Hamilton, David","Hensien, Kari",
         "Hammond, Maria","Harris, Keith","Henshaw, Jeff D.",
         "Hanson, Mark","Harnpadoungsataya, Sariya",
         "Harrington, Mark","Harris, Keith","Hartwig, Doris",
         "Harui, Roger","Hassall, Mark","Hasselberg, Jonas",
         "Harnpadoungsataya, Sariya","Henshaw, Jeff D.",
         "Henshaw, Jeff D.","Hensien, Kari","Harris, Keith",
         "Henshaw, Jeff D.","Hensien, Kari","Hasselberg, Jonas",
         "Harrington, Mark","Hedlund, Magnus","Hay, Jeff",
         "Heidepriem, Brandon D."};
      ComboBox1->Items->AddRange( employees );
      this->ComboBox1->Location = System::Drawing::Point( 136, 32 );
      this->ComboBox1->IntegralHeight = false;
      this->ComboBox1->MaxDropDownItems = 5;
      this->ComboBox1->DropDownStyle = ComboBoxStyle::DropDownList;
      this->ComboBox1->Name = "ComboBox1";
      this->ComboBox1->Size = System::Drawing::Size( 136, 81 );
      this->ComboBox1->TabIndex = 0;
      this->Controls->Add( this->ComboBox1 );
      
      // Associate the event-handling method with the 
      // SelectedIndexChanged event.
      this->ComboBox1->SelectedIndexChanged +=
         gcnew System::EventHandler( this, &Form1::ComboBox1_SelectedIndexChanged );
   }
// Declare comboBox1 as a ComboBox.
internal System.Windows.Forms.ComboBox ComboBox1;
   
// This method initializes the combo box, adding a large string array
// but limiting the drop-down size to six rows so the combo box doesn't 
// cover other controls when it expands.
private void InitializeComboBox()
{
	this.ComboBox1 = new System.Windows.Forms.ComboBox();
	string[] employees = new string[]{"Hamilton, David", "Hensien, Kari",
			"Hammond, Maria", "Harris, Keith", "Henshaw, Jeff D.", 
			"Hanson, Mark", "Harnpadoungsataya, Sariya", 
			"Harrington, Mark", "Harris, Keith", "Hartwig, Doris", 
			"Harui, Roger", "Hassall, Mark", "Hasselberg, Jonas", 
			"Harnpadoungsataya, Sariya", "Henshaw, Jeff D.", 
			"Henshaw, Jeff D.", "Hensien, Kari", "Harris, Keith", 
			"Henshaw, Jeff D.", "Hensien, Kari", "Hasselberg, Jonas",
			"Harrington, Mark", "Hedlund, Magnus", "Hay, Jeff", 
			"Heidepriem, Brandon D."};

	ComboBox1.Items.AddRange(employees);
	this.ComboBox1.Location = new System.Drawing.Point(136, 32);
       this.ComboBox1.IntegralHeight = false;
       this.ComboBox1.MaxDropDownItems = 5;
	this.ComboBox1.DropDownStyle = ComboBoxStyle.DropDownList;
	this.ComboBox1.Name = "ComboBox1";
	this.ComboBox1.Size = new System.Drawing.Size(136, 81);
	this.ComboBox1.TabIndex = 0;
	this.Controls.Add(this.ComboBox1);
	
	// Associate the event-handling method with the 
	// SelectedIndexChanged event.
	this.ComboBox1.SelectedIndexChanged += 
		new System.EventHandler(ComboBox1_SelectedIndexChanged);
}

' Declare comboBox1 as a ComboBox.
Friend WithEvents ComboBox1 As System.Windows.Forms.ComboBox

' This method initializes the combo box, adding a large string 
' array but limiting the drop-down size to six rows so the combo box
' doesn't cover other controls when it expands.
Private Sub InitializeComboBox()
    Me.ComboBox1 = New System.Windows.Forms.ComboBox
    Dim employees() As String = New String() {"Hamilton, David", _
        "Hensien, Kari", "Hammond, Maria", "Harris, Keith", _
        "Henshaw, Jeff D.", "Hanson, Mark", "Harnpadoungsataya, Sariya", _
        "Harrington, Mark", "Harris, Keith", "Hartwig, Doris", _
        "Harui, Roger", "Hassall, Mark", "Hasselberg, Jonas", _
        "Harnpadoungsataya, Sariya", "Henshaw, Jeff D.", "Henshaw, Jeff D.", _
        "Hensien, Kari", "Harris, Keith", "Henshaw, Jeff D.", _
        "Hensien, Kari", "Hasselberg, Jonas", "Harrington, Mark", _
        "Hedlund, Magnus", "Hay, Jeff", "Heidepriem, Brandon D."}

    ComboBox1.Items.AddRange(employees)
    Me.ComboBox1.Location = New System.Drawing.Point(136, 32)
    Me.ComboBox1.IntegralHeight = False
    Me.ComboBox1.MaxDropDownItems = 5
    Me.ComboBox1.DropDownStyle = ComboBoxStyle.DropDown
    Me.ComboBox1.Name = "ComboBox1"
    Me.ComboBox1.Size = New System.Drawing.Size(136, 81)
    Me.ComboBox1.TabIndex = 0
    Me.Controls.Add(Me.ComboBox1)
End Sub


Remarks

The DropDownStyle property specifies whether the list is always displayed or whether the list is displayed in a drop-down. The DropDownStyle property also specifies whether the text portion can be edited.

Applies to