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MFC中对音量的控制:增大,减小,静音

Admin 于 2008-10-22 00:44:54 发表C/C++

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在JPG图片中追加、分离其它文件数据的脚本 < MFC中对音量的控制:增大,减小,静音 > 保护您的眼睛,教你如何把网页底色变成淡淡的苹果绿【转】

  1. //增大音量: 
  2. keybd_event(VK_VOLUME_UP,MapVirtualKey(VK_VOLUME_UP,0),KEYEVENTF_EXTENDEDKEY,0); 
  3. keybd_event(VK_VOLUME_UP,MapVirtualKey(VK_VOLUME_UP,0),KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP,0); 
  4.  
  5. //减小音量: 
  6. keybd_event(VK_VOLUME_DOWN,MapVirtualKey(VK_VOLUME_DOWN,0),KEYEVENTF_EXTENDEDKEY,0); 
  7. keybd_event(VK_VOLUME_DOWN,MapVirtualKey(VK_VOLUME_DOWN,0),KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP,0); 
  8. //静音: 
  9. keybd_event(VK_VOLUME_MUTE,MapVirtualKey(VK_VOLUME_MUTE,0),KEYEVENTF_EXTENDEDKEY,0); 
  10. keybd_event(VK_VOLUME_MUTE,MapVirtualKey(VK_VOLUME_MUTE,0),KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP,0); 
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