Form.MinimizeBox Form.MinimizeBox Form.MinimizeBox Form.MinimizeBox Property

定义

获取或设置一个值,该值指示是否在窗体的标题栏中显示“最小化”按钮。Gets or sets a value indicating whether the Minimize button is displayed in the caption bar of the form.

public:
 property bool MinimizeBox { bool get(); void set(bool value); };
public bool MinimizeBox { get; set; }
member this.MinimizeBox : bool with get, set
Public Property MinimizeBox As Boolean

属性值

true 若要显示最小化按钮窗体; 否则为falsetrue to display a Minimize button for the form; otherwise, false. 默认值为 trueThe default is true.

示例

下面的代码示例创建的新实例Form,并调用ShowDialog窗体显示为对话框中的方法。The following code example creates a new instance of a Form and calls the ShowDialog method to display the form as a dialog box. 该示例设置FormBorderStyleAcceptButtonCancelButtonMinimizeBoxMaximizeBox,并StartPosition属性以更改到对话框的外观和功能的窗体。The example sets the FormBorderStyle, AcceptButton, CancelButton, MinimizeBox, MaximizeBox, and StartPosition properties to change the appearance and functionality of the form to a dialog box. 此示例还使用Add窗体的方法Controls集合来添加两个Button控件。The example also uses the Add method of the form's Controls collection to add two Button controls. 该示例使用HelpButton属性对话框中的标题栏中显示帮助按钮。The example uses the HelpButton property to display a help button in the caption bar of the dialog box.

public:
   void CreateMyForm()
   {
      // Create a new instance of the form.
      Form^ form1 = gcnew Form;
      // Create two buttons to use as the accept and cancel buttons.
      Button^ button1 = gcnew Button;
      Button^ button2 = gcnew Button;
      
      // Set the text of button1 to "OK".
      button1->Text = "OK";
      // Set the position of the button on the form.
      button1->Location = Point(10,10);
      // Set the text of button2 to "Cancel".
      button2->Text = "Cancel";
      // Set the position of the button based on the location of button1.
      button2->Location =
         Point( button1->Left, button1->Height + button1->Top + 10 );
      // Set the caption bar text of the form.   
      form1->Text = "My Dialog Box";
      // Display a help button on the form.
      form1->HelpButton = true;
      
      // Define the border style of the form to a dialog box.
      form1->FormBorderStyle = ::FormBorderStyle::FixedDialog;
      // Set the MaximizeBox to false to remove the maximize box.
      form1->MaximizeBox = false;      
      // Set the MinimizeBox to false to remove the minimize box.
      form1->MinimizeBox = false;
      // Set the accept button of the form to button1.
      form1->AcceptButton = button1;
      // Set the cancel button of the form to button2.
      form1->CancelButton = button2;
      // Set the start position of the form to the center of the screen.
      form1->StartPosition = FormStartPosition::CenterScreen;
      
      // Add button1 to the form.
      form1->Controls->Add( button1 );
      // Add button2 to the form.
      form1->Controls->Add( button2 );
      // Display the form as a modal dialog box.
      form1->ShowDialog();
   }
public void CreateMyForm()
{
   // Create a new instance of the form.
   Form form1 = new Form();
   // Create two buttons to use as the accept and cancel buttons.
   Button button1 = new Button ();
   Button button2 = new Button ();
  
   // Set the text of button1 to "OK".
   button1.Text = "OK";
   // Set the position of the button on the form.
   button1.Location = new Point (10, 10);
   // Set the text of button2 to "Cancel".
   button2.Text = "Cancel";
   // Set the position of the button based on the location of button1.
   button2.Location
      = new Point (button1.Left, button1.Height + button1.Top + 10);
   // Set the caption bar text of the form.   
   form1.Text = "My Dialog Box";
   // Display a help button on the form.
   form1.HelpButton = true;

   // Define the border style of the form to a dialog box.
   form1.FormBorderStyle = FormBorderStyle.FixedDialog;
   // Set the MaximizeBox to false to remove the maximize box.
   form1.MaximizeBox = false;
   // Set the MinimizeBox to false to remove the minimize box.
   form1.MinimizeBox = false;
   // Set the accept button of the form to button1.
   form1.AcceptButton = button1;
   // Set the cancel button of the form to button2.
   form1.CancelButton = button2;
   // Set the start position of the form to the center of the screen.
   form1.StartPosition = FormStartPosition.CenterScreen;
   
   // Add button1 to the form.
   form1.Controls.Add(button1);
   // Add button2 to the form.
   form1.Controls.Add(button2);
   
   // Display the form as a modal dialog box.
   form1.ShowDialog();
}
Public Sub CreateMyForm()
    ' Create a new instance of the form.
    Dim form1 As New Form()
    ' Create two buttons to use as the accept and cancel buttons.
    Dim button1 As New Button()
    Dim button2 As New Button()
       
    ' Set the text of button1 to "OK".
    button1.Text = "OK"
    ' Set the position of the button on the form.
    button1.Location = New Point(10, 10)
    ' Set the text of button2 to "Cancel".
    button2.Text = "Cancel"
    ' Set the position of the button based on the location of button1.
    button2.Location = _
       New Point(button1.Left, button1.Height + button1.Top + 10)
    ' Set the caption bar text of the form.   
    form1.Text = "My Dialog Box"
    ' Display a help button on the form.
    form1.HelpButton = True
       
    ' Define the border style of the form to a dialog box.
    form1.FormBorderStyle = FormBorderStyle.FixedDialog
    ' Set the MaximizeBox to false to remove the maximize box.
    form1.MaximizeBox = False
    ' Set the MinimizeBox to false to remove the minimize box.
    form1.MinimizeBox = False
    ' Set the accept button of the form to button1.
    form1.AcceptButton = button1
    ' Set the cancel button of the form to button2.
    form1.CancelButton = button2
    ' Set the start position of the form to the center of the screen.
    form1.StartPosition = FormStartPosition.CenterScreen
       
    ' Add button1 to the form.
    form1.Controls.Add(button1)
    ' Add button2 to the form.
    form1.Controls.Add(button2)
       
    ' Display the form as a modal dialog box.
    form1.ShowDialog()
End Sub

注解

一个最小化按钮使用户能够最小化窗口为图标。A Minimize button enables users to minimize a window to an icon. 若要显示最小化按钮,窗体的值ControlBox属性必须为true,其默认值。To display a Minimize button, the value of the form's ControlBox property must be true, its default value. ControlBox属性确定是否在标题栏的右上角包含最大化按钮、 最小化按钮、 帮助按钮和关闭按钮等控件。The ControlBox property determines whether the upper-right corner of the caption bar contains controls such as a maximize button, a minimize button, a help button, and a close button. 此外,还必须设置窗体的FormBorderStyle属性设置为FormBorderStyle.FixedSingleFormBorderStyle.SizableFormBorderStyle.Fixed3D,或FormBorderStyle.FixedDialogIn addition, you must also set the form's FormBorderStyle property to FormBorderStyle.FixedSingle, FormBorderStyle.Sizable, FormBorderStyle.Fixed3D, or FormBorderStyle.FixedDialog.

备注

最小化窗体,在运行时生成Resize事件。Minimizing a form at run time generates a Resize event. WindowState属性反映在窗口的当前状态。The WindowState property reflects the current state of the window. 如果您设置WindowState属性设置为FormWindowState.Minimized,在窗体独立于任何设置是在起作用的最小化MinimizeBoxFormBorderStyle属性。If you set the WindowState property to FormWindowState.Minimized, the form is minimized independently of whatever settings are in effect for the MinimizeBox and FormBorderStyle properties.

适用于

另请参阅