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📁 《Big C++ 》Third Edition电子书和代码全集-Part1

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	<title>Big C++: Chptr. 27 -- Graphical User Interfaces</title>
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  <meta name="Copyright" content="2005 John Wiley & Sons">
  <meta name="Author" content="Kurt Schmidt">
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<h2><font color='#009999'>27.8 Mouse Events</font></h2>
<ul>
  <li><font size="+1">To handle mouse input in a graphical window, you install 
    a function that is notified when mouse events occur.</font></li>
  <li><font size="+1">There are several kinds of mouse events:</font> 
    <ul>
      <li><font size="+1">motion</font></li>
      <li><font size="+1">dragging (moving while depressing a mouse button)</font></li>
      <li><font size="+1">mouse button going down</font></li>
      <li><font size="+1">mouse button going up</font></li>
      <li><font size="+1">clicking (mouse button going up and down within a short 
        period)</font></li>
      <li><font size="+1">double clicking</font></li>
    </ul>
  </li>
  <li><font size="+1">You install the mouse handler with the <tt>EVT_MOUSE_EVENTS</tt> 
    macros.
	<blockquote>
      <pre>BEGIN_EVENT_TABLE(TriangleWindow, wxWindow)
   EVT_MOUSE_EVENTS(TriangleWindow::OnMouseEvent)
   . . .</pre>
    </blockquote> </font></li>
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