MouseButtonState Перечисление

Определение

Задает возможные состояния кнопки мыши.Specifies the possible states of a mouse button.

public enum class MouseButtonState
public enum MouseButtonState
type MouseButtonState = 
Public Enum MouseButtonState
Наследование
MouseButtonState

Поля

Pressed 1

Кнопка нажата.The button is pressed.

Released 0

Кнопка отпущена.The button is released.

Примеры

В следующем примере показан обработчик событий мыши, определяющий, какие кнопки в данный момент нажаты при проверке состояния кнопки для каждой кнопки мыши.The following example shows a mouse event handler that determines which buttons are currently pressed by checking the button state of each mouse button.

private void MouseDownHandler(object sender, MouseEventArgs e)
{
    if (e.RightButton == MouseButtonState.Pressed)
    {
        MessageBox.Show("The Right Mouse Button is pressed");
    }

    if (e.LeftButton == MouseButtonState.Pressed)
    {
        MessageBox.Show("The Left Mouse Button is pressed");
    }

    if (e.MiddleButton == MouseButtonState.Pressed)
    {

        MessageBox.Show("The Middle Mouse Button is pressed");
    }

    if (e.XButton1 == MouseButtonState.Pressed)
    {
        MessageBox.Show("The XButton1 Mouse Button is pressed");
    }

    if (e.XButton2 == MouseButtonState.Pressed)
    {
        MessageBox.Show("The XButton2 Mouse Button is pressed");
    }
}
Private Sub MouseDownHandler(ByVal sender As Object, ByVal e As MouseEventArgs)
    If e.RightButton = MouseButtonState.Pressed Then
        MessageBox.Show("The Right Mouse Button is pressed")
    End If

    If e.LeftButton = MouseButtonState.Pressed Then
        MessageBox.Show("The Left Mouse Button is pressed")
    End If

    If e.MiddleButton = MouseButtonState.Pressed Then

        MessageBox.Show("The Middle Mouse Button is pressed")
    End If

    If e.XButton1 = MouseButtonState.Pressed Then
        MessageBox.Show("The XButton1 Mouse Button is pressed")
    End If

    If e.XButton2 = MouseButtonState.Pressed Then
        MessageBox.Show("The XButton2 Mouse Button is pressed")
    End If
End Sub

Комментарии

MouseButtonState Перечисление определяет константы, которые соответствуют состоянию кнопки мыши.The MouseButtonState enumeration specifies constants which correlate to the state of a mouse button.

Применяется к

Дополнительно