TextBox.AutoCompleteMode 屬性 (System.Windows.Forms)

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

[System.ComponentModel.Browsable(true)]
public System.Windows.Forms.AutoCompleteMode AutoCompleteMode { get; set; }

[<System.ComponentModel.Browsable(true)>]
member this.AutoCompleteMode : System.Windows.Forms.AutoCompleteMode with get, set

Public Property AutoCompleteMode As AutoCompleteMode

下列程式碼範例示範如何使用集合做為控制項的自動完成自訂來源 TextBox 。此範例會執行下列各項：

AutoCompleteSource 使用屬性可讓 TextBox 控制項接受自訂來源的自動完成行為。

AutoCompleteCustomSource 使用屬性來設定值的自訂清單。

AutoCompleteMode 使用屬性來設定自動完成候選項目如何顯示。


    private void Form1_Load(object sender, EventArgs e)
    // Create the list to use as the custom source. 
    var source = new AutoCompleteStringCollection();
    source.AddRange(new string[]
                        "January",
                        "February",
                        "March",
                        "April",
                        "May",
                        "June",
                        "July",
                        "August",
                        "September",
                        "October",
                        "November",
                        "December"
    // Create and initialize the text box.
    var textBox = new TextBox
                      AutoCompleteCustomSource = source,
                      AutoCompleteMode = 
                          AutoCompleteMode.SuggestAppend,
                      AutoCompleteSource =
                          AutoCompleteSource.CustomSource,
                      Location = new Point(20, 20),
                      Width = ClientRectangle.Width - 40,
                      Visible = true
    // Add the text box to the form.
    Controls.Add(textBox);
    
     Private Sub Form1_Load(ByVal sender As System.Object, _
                       ByVal e As System.EventArgs) Handles MyBase.Load
    ' Create the list to use as the custom source.
    Dim MySource As New AutoCompleteStringCollection()
    MySource.AddRange(New String() _
                            "January", _
                            "February", _
                            "March", _
                            "April", _
                            "May", _
                            "June", _
                            "July", _
                            "August", _
                            "September", _
                            "October", _
                            "November", _
                            "December" _
    ' Create and initialize the text box.
    Dim MyTextBox As New TextBox()
    With MyTextBox
        .AutoCompleteCustomSource = MySource
        .AutoCompleteMode = AutoCompleteMode.SuggestAppend
        .AutoCompleteSource = AutoCompleteSource.CustomSource
        .Location = New Point(20, 20)
        .Width = Me.ClientRectangle.Width - 40
        .Visible = True
    End With
    ' Add the text box to the form.
    Me.Controls.Add(MyTextBox)
End Sub
     
      
       AutoCompleteCustomSource
      
      使用 、
      
       AutoCompleteMode
      
      和
      
       AutoCompleteSource
      
      屬性建立 ，
      
       TextBox
      
      藉由比較所輸入的前置詞與維護來源中所有字串的前置詞，來自動完成輸入字串。 這對於 URL、位址、檔案名或命令經常輸入的控制項很有用
      
       TextBox
      
      。
     
     
      屬性的使用是選擇性的
      
       AutoCompleteCustomSource
      
      ，但您必須將
      
       AutoCompleteSource
      
      屬性
      
       CustomSource
      
      設定為 ，才能使用
      
       AutoCompleteCustomSource
      
      。
     
     
      您必須同時使用
      
       AutoCompleteMode
      
      和
      
       AutoCompleteSource
      
      屬性。
     
     
      作業系統可能會限制一次可以顯示的自訂字串數目。