example11-2.htm

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            (hwnd, WM_CLOSE, 0, 0L) ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">return 
            0 ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
            IDM_UNDO :</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
            IDM_CUT :</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
            IDM_COPY :</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
            IDM_PASTE :</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
            IDM_DEL :</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">MessageBeep 
            (0) ; return 0 ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
            IDM_WHITE : // <font LANG="ZH-CN">选择白色</font></font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
            IDM_LTGRAY : // <font LANG="ZH-CN">选择浅灰</font></font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
            IDM_GRAY : // <font LANG="ZH-CN">选择灰色</font></font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
            IDM_DKGRAY : // <font LANG="ZH-CN">选择深灰</font></font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
            IDM_BLACK : // <font LANG="ZH-CN">选择黑色</font>.</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">CheckMenuItem 
            (hMenu, iSelection, MF_UNCHECKED) ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">iSelection 
            = LOWORD (wParam) ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">CheckMenuItem 
            (hMenu, iSelection, MF_CHECKED) ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">SetClassLong 
            (hwnd, GCL_HBRBACKGROUND,</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">(LONG) 
            GetStockObject (iColorID[LOWORD (wParam) - IDM_WHITE])) ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">InvalidateRect 
            (hwnd, NULL, TRUE) ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">return 
            0 ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
            IDM_START :</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">if 
            (SetTimer (hwnd, 1, 1000, NULL))</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">{</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">EnableMenuItem 
            (hMenu, IDM_START, MF_GRAYED) ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">EnableMenuItem 
            (hMenu, IDM_STOP, MF_ENABLED) ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">}</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">return 
            0 ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
            IDM_STOP :</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">KillTimer 
            (hwnd, 1) ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">EnableMenuItem 
            (hMenu, IDM_START, MF_ENABLED) ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">EnableMenuItem 
            (hMenu, IDM_STOP, MF_GRAYED) ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">return 
            0 ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
            IDM_HELP :</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">MessageBox 
            (hwnd, &quot;Help not yet implemented!&quot;,</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">szAppName, 
            MB_ICONEXCLAMATION | MB_OK) ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">return 
            0 ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
            IDM_ABOUT :</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">MessageBox 
            (hwnd, &quot;Menu Demonstration Program.&quot;,</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">szAppName, 
            MB_ICONINFORMATION | MB_OK) ;</font></p>
            <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">return 
            0 ;</font></p>
          </blockquote>
          <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">}</font></p>
        </blockquote>
        <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">break 
        ;</font></p>
        <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
        WM_TIMER :</font></p>
        <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">MessageBeep 
        (0) ;</font></p>
        <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">return 
        0 ;</font></p>
        <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">case 
        WM_DESTROY :</font></p>
        <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">PostQuitMessage 
        (0) ;</font></p>
        <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">return 
        0 ;</font></p>
      </blockquote>
      <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">}</font></p>
      <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">return 
      DefWindowProc (hwnd, iMsg, wParam, lParam) ;</font></p>
    </blockquote>
    <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">}</font></p>
    <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0">　</p>
    <p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0">　</p>
  </blockquote>
</blockquote>
<p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">程序运行结果：</font></p>
<p ALIGN="justify" style="line-height: 100%; margin-top: 0; margin-bottom: 0">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
<span lang="EN-US" style="font-size:10.5pt;mso-bidi-font-size:
12.0pt;font-family:&quot;Times New Roman&quot;;mso-fareast-font-family:宋体;mso-font-kerning:
1.0pt;mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:
AR-SA"><!--[if gte vml 1]><v:shapetype id="_x0000_t75" coordsize="21600,21600"
 o:spt="75" o:preferrelative="t" path="m@4@5l@4@11@9@11@9@5xe" filled="f"
 stroked="f">
 <v:stroke joinstyle="miter"/>
 <v:formulas>
  <v:f eqn="if lineDrawn pixelLineWidth 0"/>
  <v:f eqn="sum @0 1 0"/>
  <v:f eqn="sum 0 0 @1"/>
  <v:f eqn="prod @2 1 2"/>
  <v:f eqn="prod @3 21600 pixelWidth"/>
  <v:f eqn="prod @3 21600 pixelHeight"/>
  <v:f eqn="sum @0 0 1"/>
  <v:f eqn="prod @6 1 2"/>
  <v:f eqn="prod @7 21600 pixelWidth"/>
  <v:f eqn="sum @8 21600 0"/>
  <v:f eqn="prod @7 21600 pixelHeight"/>
  <v:f eqn="sum @10 21600 0"/>
 </v:formulas>
 <v:path o:extrusionok="f" gradientshapeok="t" o:connecttype="rect"/>
 <o:lock v:ext="edit" aspectratio="t"/>
</v:shapetype><v:shape id="_x0000_i1025" type="#_x0000_t75" style='width:306pt;
 height:152.25pt'>
 <v:imagedata src="../../../../DOCUME~1/C986/LOCALS~1/Temp/msoclip1/01/clip_image001.png"
  o:title=""/>
</v:shape><![endif]-->
<img width="408" height="203" src="exampl1.jpg" v:shapes="_x0000_i1025"></span></p>

</body>

</html>
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