ToolStripComboBox.DropDownStyle 属性

定义

命名空间:

System.Windows.Forms

程序集:

System.Windows.Forms.dll

获取或设置一个值，该值指定 ToolStripComboBox 的样式。

public:
 property System::Windows::Forms::ComboBoxStyle DropDownStyle { System::Windows::Forms::ComboBoxStyle get(); void set(System::Windows::Forms::ComboBoxStyle value); };

public System.Windows.Forms.ComboBoxStyle DropDownStyle { get; set; }

member this.DropDownStyle : System.Windows.Forms.ComboBoxStyle with get, set

Public Property DropDownStyle As ComboBoxStyle

属性值

ComboBoxStyle

ComboBoxStyle 值之一。 默认值为 DropDown。

示例

下面的代码示例演示了设置各种 ToolStripComboBox 属性（包括属性）的 DropDownStyle 语法。

// The following code example demonstrates the syntax for setting
// various ToolStripComboBox properties.
// 
toolStripComboBox1.AutoCompleteCustomSource.AddRange(new string[] {
"aaa",
"bbb",
"ccc"});
toolStripComboBox1.AutoCompleteMode = System.Windows.Forms.AutoCompleteMode.SuggestAppend;
toolStripComboBox1.AutoCompleteSource = System.Windows.Forms.AutoCompleteSource.CustomSource;
toolStripComboBox1.DropDownHeight = 110;
toolStripComboBox1.DropDownWidth = 122;
toolStripComboBox1.FlatStyle = System.Windows.Forms.FlatStyle.Standard;
toolStripComboBox1.IntegralHeight = false;
toolStripComboBox1.Items.AddRange(new object[] {
"xxx",
"yyy",
"zzz"});
toolStripComboBox1.MaxDropDownItems = 9;
toolStripComboBox1.MergeAction = System.Windows.Forms.MergeAction.Insert;
toolStripComboBox1.Name = "toolStripComboBox1";
toolStripComboBox1.Size = new System.Drawing.Size(121, 25);
toolStripComboBox1.Sorted = true;

' The following code example demonstrates the syntax for setting
' various ToolStripComboBox properties.
' 
toolStripComboBox1.AutoCompleteCustomSource.AddRange(New String() {"aaa", "bbb", "ccc"})
toolStripComboBox1.AutoCompleteMode = System.Windows.Forms.AutoCompleteMode.SuggestAppend
toolStripComboBox1.AutoCompleteSource = System.Windows.Forms.AutoCompleteSource.CustomSource
toolStripComboBox1.DropDownHeight = 110
toolStripComboBox1.DropDownWidth = 122
toolStripComboBox1.FlatStyle = System.Windows.Forms.FlatStyle.Standard
toolStripComboBox1.IntegralHeight = False
toolStripComboBox1.Items.AddRange(New Object() {"xxx", "yyy", "zzz"})
toolStripComboBox1.MaxDropDownItems = 9
toolStripComboBox1.MergeAction = System.Windows.Forms.MergeAction.Insert
toolStripComboBox1.Name = "toolStripComboBox1"
toolStripComboBox1.Size = New System.Drawing.Size(121, 25)
toolStripComboBox1.Sorted = True

注解

该 DropDownStyle 属性控制向用户显示的接口。 可以输入一个值，允许简单的下拉列表框，其中列表始终显示，下拉列表框，其中文本部分不可编辑，必须选择箭头以查看下拉列表，或默认下拉列表框，其中文本部分是可编辑的，用户必须按箭头键查看列表。 若要始终显示用户无法编辑的列表，请使用 ListBox 控件。