flash.system.Capabilities 对象

package  {
     import  flash.display.Sprite;
     import  flash.system.Capabilities;

     public   class  CapabilitiesExample  extends  Sprite {
         public  function CapabilitiesExample() {
            showCapabilities();
        }
        
         private  function showCapabilities(): void  {
             // 指定对用户的摄像头和麦克风的访问是已经通过管理方式禁止 (true) 还是允许 (false)。
            trace( " avHardwareDisable:  "   +  Capabilities.avHardwareDisable)
            trace( " hasAccessibility:  "   +  Capabilities.hasAccessibility);
             // 指定播放器是否在具有音频功能的系统上运行。 
            trace( " hasAudio:  "   +  Capabilities.hasAudio);
             // 指定播放器能 (true) 还是不能 (false) 对音频流（如来自麦克风的音频流）进行编码。
            trace( " hasAudioEncoder:  "   +  Capabilities.hasAudioEncoder);
            trace( " hasEmbeddedVideo:  "   +  Capabilities.hasEmbeddedVideo);
             // 指定播放器是在具有 (true) MP3 解码器的系统上运行，还是在没有 (false)的系统上运行。
            trace( " hasMP3:  "   +  Capabilities.hasMP3);
             // 指定播放器是在支持 (true) 打印的系统上运行，还是在不支持 (false) 打印的系统上运行。
            trace( " hasPrinting:  "   +  Capabilities.hasPrinting);
            trace( " hasScreenBroadcast:  "   +  Capabilities.hasScreenBroadcast);
            trace( " hasScreenPlayback:  "   +  Capabilities.hasScreenPlayback);
            trace( " hasStreamingAudio:  "   +  Capabilities.hasStreamingAudio);
            trace( " hasVideoEncoder:  "   +  Capabilities.hasVideoEncoder);
            trace( " isDebugger:  "   +  Capabilities.isDebugger);
             // 指定运行播放器的系统的语言代码。
            trace( " language:  "   +  Capabilities.language);
            trace( " localFileReadDisable:  "   +  Capabilities.localFileReadDisable);
            trace( " manufacturer:  "   +  Capabilities.manufacturer);
             // 指定当前的操作系统。 
            trace( " os:  "   +  Capabilities.os);
            trace( " pixelAspectRatio:  "   +  Capabilities.pixelAspectRatio);
            trace( " playerType:  "   +  Capabilities.playerType);
            trace( " screenColor:  "   +  Capabilities.screenColor);
            trace( " screenDPI:  "   +  Capabilities.screenDPI);
            trace( " screenResolutionX:  "   +  Capabilities.screenResolutionX); // 用户屏幕分辨率
            trace( " screenResolutionY:  "   +  Capabilities.screenResolutionY);
            trace( " serverString:  "   +  Capabilities.serverString);
             // 指定 Flash Player 平台和版本信息。
            trace( " version:  "   +  Capabilities.version);
        }
    }
}