Behavior.OnMouseDoubleClick(Glyph, MouseButtons, Point) 메서드

정의

네임스페이스:

System.Windows.Forms.Design.Behavior

어셈블리:

System.Windows.Forms.Design.dll

Source:

Behavior.cs

BehaviorService의 표시기 창에 두 번 클릭 메시지가 전달될 때 호출됩니다.

public:
 virtual bool OnMouseDoubleClick(System::Windows::Forms::Design::Behavior::Glyph ^ g, System::Windows::Forms::MouseButtons button, System::Drawing::Point mouseLoc);

public virtual bool OnMouseDoubleClick (System.Windows.Forms.Design.Behavior.Glyph? g, System.Windows.Forms.MouseButtons button, System.Drawing.Point mouseLoc);

abstract member OnMouseDoubleClick : System.Windows.Forms.Design.Behavior.Glyph * System.Windows.Forms.MouseButtons * System.Drawing.Point -> bool
override this.OnMouseDoubleClick : System.Windows.Forms.Design.Behavior.Glyph * System.Windows.Forms.MouseButtons * System.Drawing.Point -> bool

Public Overridable Function OnMouseDoubleClick (g As Glyph, button As MouseButtons, mouseLoc As Point) As Boolean

매개 변수

g

Glyph

Glyph

button

MouseButtons

클릭한 단추를 나타내는 MouseButtons 값입니다.

mouseLoc

Point

마우스 클릭이 발생한 위치입니다.

반환

Boolean

메시지가 처리되었으면 true이고, 처리되지 않았으면 false입니다.

예제

다음 코드 예제에서는 두 번 클릭 메시지를 처리 하는 방법을 보여 줍니다. 전체 코드 목록은 방법: 디자인 모드에서 컨트롤의 모양 및 동작 확장을 참조하세요.

// When you double-click on an AnchorGlyph, the value of 
// the control's Anchor property is toggled.
//
// Note that the value of the Anchor property is not set
// by direct assignment. Instead, the 
// PropertyDescriptor.SetValue method is used. This 
// enables notification of the design environment, so 
// related events can be raised, for example, the
// IComponentChangeService.ComponentChanged event.

public override bool OnMouseDoubleClick(
    Glyph g, 
    MouseButtons button, 
    Point mouseLoc)
{
    base.OnMouseDoubleClick(g, button, mouseLoc);

    if (button == MouseButtons.Left)
    {
        AnchorGlyph ag = g as AnchorGlyph;
        PropertyDescriptor pdAnchor = 
            TypeDescriptor.GetProperties(ag.relatedControl)["Anchor"];

        if (ag.IsEnabled)
        {
            // The glyph is enabled. 
            // Clear the AnchorStyle flag to disable the Glyph.
            pdAnchor.SetValue(
                ag.relatedControl, 
                ag.relatedControl.Anchor ^ ag.anchorStyle );
        }
        else
        {
            // The glyph is disabled. 
            // Set the AnchorStyle flag to enable the Glyph.
            pdAnchor.SetValue(
                ag.relatedControl,
                ag.relatedControl.Anchor | ag.anchorStyle);
        }
    }

    return true;
}

' When you double-click on an AnchorGlyph, the value of 
' the control's Anchor property is toggled.
'
' Note that the value of the Anchor property is not set
' by direct assignment. Instead, the 
' PropertyDescriptor.SetValue method is used. This 
' enables notification of the design environment, so 
' related events can be raised, for example, the
' IComponentChangeService.ComponentChanged event.
Public Overrides Function OnMouseDoubleClick( _
ByVal g As Glyph, _
ByVal button As MouseButtons, _
ByVal mouseLoc As Point) As Boolean

    MyBase.OnMouseDoubleClick(g, button, mouseLoc)

    If button = MouseButtons.Left Then
        Dim ag As AnchorGlyph = g

        Dim pdAnchor As PropertyDescriptor = _
        TypeDescriptor.GetProperties(ag.relatedControl)("Anchor")

        If ag.IsEnabled Then
            ' The glyph is enabled. 
            ' Clear the AnchorStyle flag to disable the Glyph.
            pdAnchor.SetValue(ag.relatedControl, _
            ag.relatedControl.Anchor Xor ag.anchorStyle)
        Else
            ' The glyph is disabled. 
            ' Set the AnchorStyle flag to enable the Glyph.
            pdAnchor.SetValue(ag.relatedControl, _
            ag.relatedControl.Anchor Or ag.anchorStyle)
        End If
    End If

    Return True

End Function

설명

메서드는 OnMouseDoubleClick 두 번 클릭 메시지가 의 표시기 창의 를 입력할 때 호출됩니다 WndProcBehaviorService. 이 메시지는 먼저 동작 스택의 맨 위에 Behavior 전달됩니다. 이 메서드에서 반환은 true 에서 메시지를 처리했으며 계속 처리 Behavior 해서는 안 됨을 의미합니다. 여기에서 메시지가 적절한 동작으로 전송됩니다.

추가 정보

• Glyph
• BehaviorService
• MenuCommand
• 방법: 디자인 모드에서 컨트롤의 모양과 동작 확장