Shape.MouseEnter 事件

發行項
05/16/2015

發生於滑鼠指標進入圖形時。

命名空間： Microsoft.VisualBasic.PowerPacks
組件： Microsoft.VisualBasic.PowerPacks.Vs (在 Microsoft.VisualBasic.PowerPacks.Vs.dll 中)

語法

'宣告
<BrowsableAttribute(True)> _
Public Event MouseEnter As EventHandler

[BrowsableAttribute(true)]
public event EventHandler MouseEnter

[BrowsableAttribute(true)]
public:
 event EventHandler^ MouseEnter {
    void add (EventHandler^ value);
    void remove (EventHandler^ value);
}

[<BrowsableAttribute(true)>]
member MouseEnter : IEvent<EventHandler,
    EventArgs>

JScript 不支援事件。

備註

滑鼠事件依下列順序發生：

MouseEnter

MouseMove

MouseHover / MouseDown / MouseWheel

MouseUp

MouseLeave

如需如何處理事件的詳細資訊，請參閱處理和引發事件。

範例

在圖形上移動滑鼠時，下列範例會顯示一則訊息在狀態列中。此範例中您需要RectangleShape名為 RectangleShape1 控制項和StatusStrip名 StatusStrip1 為表單上的控制項。 StatusStrip必須ToolStripStatusLabel名為 ToolStripStatusLabel1。

Private Sub RectangleShape1_MouseEnter(
  ) Handles RectangleShape1.MouseEnter

    ToolStripStatusLabel1.Text = "The mouse has entered the shape." 
End Sub 

Private Sub RectangleShape1_MouseHover(
  ) Handles RectangleShape1.MouseHover

    ToolStripStatusLabel1.Text = "The mouse is paused over the shape." 
End Sub 

Private Sub RectangleShape1_MouseLeave(
  ) Handles RectangleShape1.MouseLeave

    ToolStripStatusLabel1.Text = "The mouse has left the shape." 
End Sub 

Private Sub RectangleShape1_MouseMove(
  ) Handles RectangleShape1.MouseMove

    ToolStripStatusLabel1.Text = "The mouse is over the shape." 
End Sub

private void rectangleShape1_MouseEnter(object sender, System.EventArgs e)
{
    toolStripStatusLabel1.Text = "The mouse has entered the shape.";
}

private void rectangleShape1_MouseHover(object sender, System.EventArgs e)
{
    toolStripStatusLabel1.Text = "The mouse is paused over the shape.";
}

private void rectangleShape1_MouseLeave(object sender, System.EventArgs e)
{
    toolStripStatusLabel1.Text = "The mouse has left the shape.";
}

private void rectangleShape1_MouseMove(object sender, 
    System.Windows.Forms.MouseEventArgs e)
{
    toolStripStatusLabel1.Text = "The mouse is over the shape.";
}