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  • Android 应用程序之间内容分享详解(一)

    一个Andoird应用程序的重要的地方是他们有相互沟通和整合的能力,一个应用程序可以和另一个应用程序交互,接下来我们来看看Android应用之间的内容分享

    当你构建Intent的时候,必须要指定Intent的Action触发,定义Intent的Action例如ACTION_SEND,你大概可以猜到指定Action为ACTION_SEND的Intent的作用是从一个Activity发送数据到另一个Activity,甚至跨越不同的进程,将数据发送给另一个Activity,你需要指定数据和他的类型,系统将识别接收的Activity,并显示他们给用户(假如有多个选择的时候)或者立即启动Activity(只要一个选择的时候)

    1.发送文本内容

    最直接最常用的是用ACTION_SEND来从一个应用发送文本内容到另一个应用,例如,我们的内置浏览器可以与任何页面当前的URL来共享文字,下面的例子就是共享文本内容

    Intent sendIntent = new Intent();
    sendIntent.setAction(Intent.ACTION_SEND);
    //这里是你发送的文本
    sendIntent.putExtra(Intent.EXTRA_TEXT, "我用手机测试分享内容");
    sendIntent.setType("text/plain");
    startActivity(sendIntent);

    假如你安装了过滤Action为ACTION_SEND,MIMEtype为“text/plain”的应用程序,这个系统就会启动,假如系统匹配到多个这样子的应用程序,他就会弹出一个Dialog列出所有的应用供用户选择(一个选择器),如下图


    可能你觉得上面的代码很简单,我很容易就能写出来,可是你发现了没有,当我们的手机里面没有地图类型的应用程序,你执行startActivity方法,你的程序就会出现Crash(崩溃),所以我们需要先判断下系统是否有这类型的应用程序,判断也很简单

    public boolean hasApplication(Intent intent){  
            PackageManager packageManager = getPackageManager();  
            //查询是否有该Intent的Activity  
            List<ResolveInfo> activities = packageManager.queryIntentActivities(intent, 0);  
            //activities里面不为空就有,否则就没有  
            return activities.size() > 0 ? true : false;  

    所以我们在startActivity的时候要做上面的判断,这样子我们开发出来的程序才会更加的健壮,少一些Crash用户体验也会更好,假如每次都要判断你师傅会觉得烦?所以我们也可以使用Intent的Intent.createChooser方法

    他有如下优点

    • 1.1 即使用户选择了默认的方式,选择器仍然会弹出来
    • 1.2 如果没有匹配到这样的应用程序,系统就会提示消息
    • 1.3 你可以指定选择器Dialog的标题
    Intent sendIntent = new Intent();
    sendIntent.setAction(Intent.ACTION_SEND);
    sendIntent.putExtra(Intent.EXTRA_TEXT, "我用手机测试分享内容");
    sendIntent.setType("text/plain");
    startActivity(Intent.createChooser(sendIntent, "我是弹出框的标题"));

    注:某些邮件类应用程序,如Gmail,我们可以使用putExtra(Intent.EXTRA_EMAIL, String[]) 添加一个字符串数组到Intent中

    2.发送二进制内容

    二进制内容的共享使用Action为ACTION_SEND,在设置适当的MIME类型,并且添加putExtra(Intent.EXTRA_STREAM, URI),下面是一个常用的共享图片的代码,也可以共享任何类型的二进制内容

    Intent shareIntent = new Intent();
    shareIntent.setAction(Intent.ACTION_SEND);
    shareIntent.putExtra(Intent.EXTRA_STREAM, uriToImage);
    shareIntent.setType("image/jpeg");
    startActivity(Intent.createChooser(shareIntent, getResources().getText(R.string.send_to)));

    主要下面几点

    • 你可以使用MIME type为“ */*” ,他只会匹配处理一般数据流的Activity
    • 接收应用程序需要Uri指定数据的访问权限
    1. 在SD卡的文件,我们使用File file = new File(filePath); Uri.fromFile(file),然后把他传递给Intent
    2. 在应用程序的目录中,openFileOutput的模式为MODE_WORLD_READABLE,然后我们可以使用getFileStreamPath()返回一个File,然后利用Uri.fromFile(file)传递给Intent
    3. 可以扫描图像,视频和音频等媒体文件,添加到系统MediaStore使用SCANFILE()来扫描文件,扫描完成后会调用 onScanCompleted()回调方法来返回一个Uri
    4. 图片使用insertImage()方法插入到系统MediaStore也会返回一个图片的Uri

    下面是共享图片的例子

    Intent shareIntent = new Intent();
    shareIntent.setAction(Intent.ACTION_SEND);
    File file = new File("mnt/sdcard/share.png");
    			
    System.out.println(Uri.fromFile(file));
    shareIntent.putExtra(Intent.EXTRA_STREAM, Uri.fromFile(file));
    shareIntent.setType("image/jpeg");
    startActivity(Intent.createChooser(shareIntent, "共享图片"));

    选择QQ空间后,图片就显示在那里了,如下图

    我们要共享多个二进制内容利用Action为ACTION_SEND_MULTIPLE,下面是我们共享多张图片

    ArrayList<Uri> imageUris = new ArrayList<Uri>();
    imageUris.add(imageUri1); // Add your image URIs here
    imageUris.add(imageUri2);
    
    Intent shareIntent = new Intent();
    shareIntent.setAction(Intent.ACTION_SEND_MULTIPLE);
    shareIntent.putParcelableArrayListExtra(Intent.EXTRA_STREAM, imageUris);
    shareIntent.setType("image/*");
    startActivity(Intent.createChooser(shareIntent, "Share images to.."));

    下面我列出几个常用的MIME type类型

    • text/plain(纯文本)
    • text/html(HTML文档)
    • application/xhtml+xml(XHTML文档)
    • image/gif(GIF图像)
    • image/jpeg(JPEG图像)【PHP中为:image/pjpeg】
    • image/png(PNG图像)【PHP中为:image/x-png】
    • video/mpeg(MPEG动画)
    • application/octet-stream(任意的二进制数据)
    • application/pdf(PDF文档)
    • application/msword(Microsoft Word文件)
    • message/rfc822(RFC 822形式)
    • multipart/alternative(HTML邮件的HTML形式和纯文本形式,相同内容使用不同形式表示)
    • application/x-www-form-urlencoded(使用HTTP的POST方法提交的表单)
    • multipart/form-data(同上,但主要用于表单提交时伴随文件上传的场合)

    Android所有支持的MIME type

     sMimeTypeMap.loadEntry("application/andrew-inset", "ez");
                sMimeTypeMap.loadEntry("application/dsptype", "tsp");
                sMimeTypeMap.loadEntry("application/futuresplash", "spl");
                sMimeTypeMap.loadEntry("application/hta", "hta");
                sMimeTypeMap.loadEntry("application/mac-binhex40", "hqx");
                sMimeTypeMap.loadEntry("application/mac-compactpro", "cpt");
                sMimeTypeMap.loadEntry("application/mathematica", "nb");
                sMimeTypeMap.loadEntry("application/msaccess", "mdb");
                sMimeTypeMap.loadEntry("application/oda", "oda");
                sMimeTypeMap.loadEntry("application/ogg", "ogg");
                sMimeTypeMap.loadEntry("application/pdf", "pdf");
                sMimeTypeMap.loadEntry("application/pgp-keys", "key");
                sMimeTypeMap.loadEntry("application/pgp-signature", "pgp");
                sMimeTypeMap.loadEntry("application/pics-rules", "prf");
                sMimeTypeMap.loadEntry("application/rar", "rar");
                sMimeTypeMap.loadEntry("application/rdf+xml", "rdf");
                sMimeTypeMap.loadEntry("application/rss+xml", "rss");
                sMimeTypeMap.loadEntry("application/zip", "zip");
                sMimeTypeMap.loadEntry("application/vnd.android.package-archive", 
                        "apk");
                sMimeTypeMap.loadEntry("application/vnd.cinderella", "cdy");
                sMimeTypeMap.loadEntry("application/vnd.ms-pki.stl", "stl");
                sMimeTypeMap.loadEntry(
                        "application/vnd.oasis.opendocument.database", "odb");
                sMimeTypeMap.loadEntry(
                        "application/vnd.oasis.opendocument.formula", "odf");
                sMimeTypeMap.loadEntry(
                        "application/vnd.oasis.opendocument.graphics", "odg");
                sMimeTypeMap.loadEntry(
                        "application/vnd.oasis.opendocument.graphics-template",
                        "otg");
                sMimeTypeMap.loadEntry(
                        "application/vnd.oasis.opendocument.image", "odi");
                sMimeTypeMap.loadEntry(
                        "application/vnd.oasis.opendocument.spreadsheet", "ods");
                sMimeTypeMap.loadEntry(
                        "application/vnd.oasis.opendocument.spreadsheet-template",
                        "ots");
                sMimeTypeMap.loadEntry(
                        "application/vnd.oasis.opendocument.text", "odt");
                sMimeTypeMap.loadEntry(
                        "application/vnd.oasis.opendocument.text-master", "odm");
                sMimeTypeMap.loadEntry(
                        "application/vnd.oasis.opendocument.text-template", "ott");
                sMimeTypeMap.loadEntry(
                        "application/vnd.oasis.opendocument.text-web", "oth");
                sMimeTypeMap.loadEntry("application/msword", "doc");
                sMimeTypeMap.loadEntry("application/msword", "dot");
                sMimeTypeMap.loadEntry(
                        "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
                        "docx");
                sMimeTypeMap.loadEntry(
                        "application/vnd.openxmlformats-officedocument.wordprocessingml.template",
                        "dotx");
                sMimeTypeMap.loadEntry("application/vnd.ms-excel", "xls");
                sMimeTypeMap.loadEntry("application/vnd.ms-excel", "xlt");
                sMimeTypeMap.loadEntry(
                        "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
                        "xlsx");
                sMimeTypeMap.loadEntry(
                        "application/vnd.openxmlformats-officedocument.spreadsheetml.template",
                        "xltx");
                sMimeTypeMap.loadEntry("application/vnd.ms-powerpoint", "ppt");
                sMimeTypeMap.loadEntry("application/vnd.ms-powerpoint", "pot");
                sMimeTypeMap.loadEntry("application/vnd.ms-powerpoint", "pps");
                sMimeTypeMap.loadEntry(
                        "application/vnd.openxmlformats-officedocument.presentationml.presentation",
                        "pptx");
                sMimeTypeMap.loadEntry(
                        "application/vnd.openxmlformats-officedocument.presentationml.template",
                        "potx");
                sMimeTypeMap.loadEntry(
                        "application/vnd.openxmlformats-officedocument.presentationml.slideshow",
                        "ppsx");
                sMimeTypeMap.loadEntry("application/vnd.rim.cod", "cod");
                sMimeTypeMap.loadEntry("application/vnd.smaf", "mmf");
                sMimeTypeMap.loadEntry("application/vnd.stardivision.calc", "sdc");
                sMimeTypeMap.loadEntry("application/vnd.stardivision.draw", "sda");
                sMimeTypeMap.loadEntry(
                        "application/vnd.stardivision.impress", "sdd");
                sMimeTypeMap.loadEntry(
                        "application/vnd.stardivision.impress", "sdp");
                sMimeTypeMap.loadEntry("application/vnd.stardivision.math", "smf");
                sMimeTypeMap.loadEntry("application/vnd.stardivision.writer",
                        "sdw");
                sMimeTypeMap.loadEntry("application/vnd.stardivision.writer",
                        "vor");
                sMimeTypeMap.loadEntry(
                        "application/vnd.stardivision.writer-global", "sgl");
                sMimeTypeMap.loadEntry("application/vnd.sun.xml.calc", "sxc");
                sMimeTypeMap.loadEntry(
                        "application/vnd.sun.xml.calc.template", "stc");
                sMimeTypeMap.loadEntry("application/vnd.sun.xml.draw", "sxd");
                sMimeTypeMap.loadEntry(
                        "application/vnd.sun.xml.draw.template", "std");
                sMimeTypeMap.loadEntry("application/vnd.sun.xml.impress", "sxi");
                sMimeTypeMap.loadEntry(
                        "application/vnd.sun.xml.impress.template", "sti");
                sMimeTypeMap.loadEntry("application/vnd.sun.xml.math", "sxm");
                sMimeTypeMap.loadEntry("application/vnd.sun.xml.writer", "sxw");
                sMimeTypeMap.loadEntry(
                        "application/vnd.sun.xml.writer.global", "sxg");
                sMimeTypeMap.loadEntry(
                        "application/vnd.sun.xml.writer.template", "stw");
                sMimeTypeMap.loadEntry("application/vnd.visio", "vsd");
                sMimeTypeMap.loadEntry("application/x-abiword", "abw");
                sMimeTypeMap.loadEntry("application/x-apple-diskimage", "dmg");
                sMimeTypeMap.loadEntry("application/x-bcpio", "bcpio");
                sMimeTypeMap.loadEntry("application/x-bittorrent", "torrent");
                sMimeTypeMap.loadEntry("application/x-cdf", "cdf");
                sMimeTypeMap.loadEntry("application/x-cdlink", "vcd");
                sMimeTypeMap.loadEntry("application/x-chess-pgn", "pgn");
                sMimeTypeMap.loadEntry("application/x-cpio", "cpio");
                sMimeTypeMap.loadEntry("application/x-debian-package", "deb");
                sMimeTypeMap.loadEntry("application/x-debian-package", "udeb");
                sMimeTypeMap.loadEntry("application/x-director", "dcr");
                sMimeTypeMap.loadEntry("application/x-director", "dir");
                sMimeTypeMap.loadEntry("application/x-director", "dxr");
                sMimeTypeMap.loadEntry("application/x-dms", "dms");
                sMimeTypeMap.loadEntry("application/x-doom", "wad");
                sMimeTypeMap.loadEntry("application/x-dvi", "dvi");
                sMimeTypeMap.loadEntry("application/x-flac", "flac");
                sMimeTypeMap.loadEntry("application/x-font", "pfa");
                sMimeTypeMap.loadEntry("application/x-font", "pfb");
                sMimeTypeMap.loadEntry("application/x-font", "gsf");
                sMimeTypeMap.loadEntry("application/x-font", "pcf");
                sMimeTypeMap.loadEntry("application/x-font", "pcf.Z");
                sMimeTypeMap.loadEntry("application/x-freemind", "mm");
                sMimeTypeMap.loadEntry("application/x-futuresplash", "spl");
                sMimeTypeMap.loadEntry("application/x-gnumeric", "gnumeric");
                sMimeTypeMap.loadEntry("application/x-go-sgf", "sgf");
                sMimeTypeMap.loadEntry("application/x-graphing-calculator", "gcf");
                sMimeTypeMap.loadEntry("application/x-gtar", "gtar");
                sMimeTypeMap.loadEntry("application/x-gtar", "tgz");
                sMimeTypeMap.loadEntry("application/x-gtar", "taz");
                sMimeTypeMap.loadEntry("application/x-hdf", "hdf");
                sMimeTypeMap.loadEntry("application/x-ica", "ica");
                sMimeTypeMap.loadEntry("application/x-internet-signup", "ins");
                sMimeTypeMap.loadEntry("application/x-internet-signup", "isp");
                sMimeTypeMap.loadEntry("application/x-iphone", "iii");
                sMimeTypeMap.loadEntry("application/x-iso9660-image", "iso");
                sMimeTypeMap.loadEntry("application/x-jmol", "jmz");
                sMimeTypeMap.loadEntry("application/x-kchart", "chrt");
                sMimeTypeMap.loadEntry("application/x-killustrator", "kil");
                sMimeTypeMap.loadEntry("application/x-koan", "skp");
                sMimeTypeMap.loadEntry("application/x-koan", "skd");
                sMimeTypeMap.loadEntry("application/x-koan", "skt");
                sMimeTypeMap.loadEntry("application/x-koan", "skm");
                sMimeTypeMap.loadEntry("application/x-kpresenter", "kpr");
                sMimeTypeMap.loadEntry("application/x-kpresenter", "kpt");
                sMimeTypeMap.loadEntry("application/x-kspread", "ksp");
                sMimeTypeMap.loadEntry("application/x-kword", "kwd");
                sMimeTypeMap.loadEntry("application/x-kword", "kwt");
                sMimeTypeMap.loadEntry("application/x-latex", "latex");
                sMimeTypeMap.loadEntry("application/x-lha", "lha");
                sMimeTypeMap.loadEntry("application/x-lzh", "lzh");
                sMimeTypeMap.loadEntry("application/x-lzx", "lzx");
                sMimeTypeMap.loadEntry("application/x-maker", "frm");
                sMimeTypeMap.loadEntry("application/x-maker", "maker");
                sMimeTypeMap.loadEntry("application/x-maker", "frame");
                sMimeTypeMap.loadEntry("application/x-maker", "fb");
                sMimeTypeMap.loadEntry("application/x-maker", "book");
                sMimeTypeMap.loadEntry("application/x-maker", "fbdoc");
                sMimeTypeMap.loadEntry("application/x-mif", "mif");
                sMimeTypeMap.loadEntry("application/x-ms-wmd", "wmd");
                sMimeTypeMap.loadEntry("application/x-ms-wmz", "wmz");
                sMimeTypeMap.loadEntry("application/x-msi", "msi");
                sMimeTypeMap.loadEntry("application/x-ns-proxy-autoconfig", "pac");
                sMimeTypeMap.loadEntry("application/x-nwc", "nwc");
                sMimeTypeMap.loadEntry("application/x-object", "o");
                sMimeTypeMap.loadEntry("application/x-oz-application", "oza");
                sMimeTypeMap.loadEntry("application/x-pkcs12", "p12");
                sMimeTypeMap.loadEntry("application/x-pkcs7-certreqresp", "p7r");
                sMimeTypeMap.loadEntry("application/x-pkcs7-crl", "crl");
                sMimeTypeMap.loadEntry("application/x-quicktimeplayer", "qtl");
                sMimeTypeMap.loadEntry("application/x-shar", "shar");
                sMimeTypeMap.loadEntry("application/x-shockwave-flash", "swf");
                sMimeTypeMap.loadEntry("application/x-stuffit", "sit");
                sMimeTypeMap.loadEntry("application/x-sv4cpio", "sv4cpio");
                sMimeTypeMap.loadEntry("application/x-sv4crc", "sv4crc");
                sMimeTypeMap.loadEntry("application/x-tar", "tar");
                sMimeTypeMap.loadEntry("application/x-texinfo", "texinfo");
                sMimeTypeMap.loadEntry("application/x-texinfo", "texi");
                sMimeTypeMap.loadEntry("application/x-troff", "t");
                sMimeTypeMap.loadEntry("application/x-troff", "roff");
                sMimeTypeMap.loadEntry("application/x-troff-man", "man");
                sMimeTypeMap.loadEntry("application/x-ustar", "ustar");
                sMimeTypeMap.loadEntry("application/x-wais-source", "src");
                sMimeTypeMap.loadEntry("application/x-wingz", "wz");
                sMimeTypeMap.loadEntry("application/x-webarchive", "webarchive");
                sMimeTypeMap.loadEntry("application/x-x509-ca-cert", "crt");
                sMimeTypeMap.loadEntry("application/x-x509-user-cert", "crt");
                sMimeTypeMap.loadEntry("application/x-xcf", "xcf");
                sMimeTypeMap.loadEntry("application/x-xfig", "fig");
                sMimeTypeMap.loadEntry("application/xhtml+xml", "xhtml");
                sMimeTypeMap.loadEntry("audio/3gpp", "3gpp");
                sMimeTypeMap.loadEntry("audio/basic", "snd");
                sMimeTypeMap.loadEntry("audio/midi", "mid");
                sMimeTypeMap.loadEntry("audio/midi", "midi");
                sMimeTypeMap.loadEntry("audio/midi", "kar");
                sMimeTypeMap.loadEntry("audio/mpeg", "mpga");
                sMimeTypeMap.loadEntry("audio/mpeg", "mpega");
                sMimeTypeMap.loadEntry("audio/mpeg", "mp2");
                sMimeTypeMap.loadEntry("audio/mpeg", "mp3");
                sMimeTypeMap.loadEntry("audio/mpeg", "m4a");
                sMimeTypeMap.loadEntry("audio/mpegurl", "m3u");
                sMimeTypeMap.loadEntry("audio/prs.sid", "sid");
                sMimeTypeMap.loadEntry("audio/x-aiff", "aif");
                sMimeTypeMap.loadEntry("audio/x-aiff", "aiff");
                sMimeTypeMap.loadEntry("audio/x-aiff", "aifc");
                sMimeTypeMap.loadEntry("audio/x-gsm", "gsm");
                sMimeTypeMap.loadEntry("audio/x-mpegurl", "m3u");
                sMimeTypeMap.loadEntry("audio/x-ms-wma", "wma");
                sMimeTypeMap.loadEntry("audio/x-ms-wax", "wax");
                sMimeTypeMap.loadEntry("audio/x-pn-realaudio", "ra");
                sMimeTypeMap.loadEntry("audio/x-pn-realaudio", "rm");
                sMimeTypeMap.loadEntry("audio/x-pn-realaudio", "ram");
                sMimeTypeMap.loadEntry("audio/x-realaudio", "ra");
                sMimeTypeMap.loadEntry("audio/x-scpls", "pls");
                sMimeTypeMap.loadEntry("audio/x-sd2", "sd2");
                sMimeTypeMap.loadEntry("audio/x-wav", "wav");
                sMimeTypeMap.loadEntry("image/bmp", "bmp");
                sMimeTypeMap.loadEntry("image/gif", "gif");
                sMimeTypeMap.loadEntry("image/ico", "cur");
                sMimeTypeMap.loadEntry("image/ico", "ico");
                sMimeTypeMap.loadEntry("image/ief", "ief");
                sMimeTypeMap.loadEntry("image/jpeg", "jpeg");
                sMimeTypeMap.loadEntry("image/jpeg", "jpg");
                sMimeTypeMap.loadEntry("image/jpeg", "jpe");
                sMimeTypeMap.loadEntry("image/pcx", "pcx");
                sMimeTypeMap.loadEntry("image/png", "png");
                sMimeTypeMap.loadEntry("image/svg+xml", "svg");
                sMimeTypeMap.loadEntry("image/svg+xml", "svgz");
                sMimeTypeMap.loadEntry("image/tiff", "tiff");
                sMimeTypeMap.loadEntry("image/tiff", "tif");
                sMimeTypeMap.loadEntry("image/vnd.djvu", "djvu");
                sMimeTypeMap.loadEntry("image/vnd.djvu", "djv");
                sMimeTypeMap.loadEntry("image/vnd.wap.wbmp", "wbmp");
                sMimeTypeMap.loadEntry("image/x-cmu-raster", "ras");
                sMimeTypeMap.loadEntry("image/x-coreldraw", "cdr");
                sMimeTypeMap.loadEntry("image/x-coreldrawpattern", "pat");
                sMimeTypeMap.loadEntry("image/x-coreldrawtemplate", "cdt");
                sMimeTypeMap.loadEntry("image/x-corelphotopaint", "cpt");
                sMimeTypeMap.loadEntry("image/x-icon", "ico");
                sMimeTypeMap.loadEntry("image/x-jg", "art");
                sMimeTypeMap.loadEntry("image/x-jng", "jng");
                sMimeTypeMap.loadEntry("image/x-ms-bmp", "bmp");
                sMimeTypeMap.loadEntry("image/x-photoshop", "psd");
                sMimeTypeMap.loadEntry("image/x-portable-anymap", "pnm");
                sMimeTypeMap.loadEntry("image/x-portable-bitmap", "pbm");
                sMimeTypeMap.loadEntry("image/x-portable-graymap", "pgm");
                sMimeTypeMap.loadEntry("image/x-portable-pixmap", "ppm");
                sMimeTypeMap.loadEntry("image/x-rgb", "rgb");
                sMimeTypeMap.loadEntry("image/x-xbitmap", "xbm");
                sMimeTypeMap.loadEntry("image/x-xpixmap", "xpm");
                sMimeTypeMap.loadEntry("image/x-xwindowdump", "xwd");
                sMimeTypeMap.loadEntry("model/iges", "igs");
                sMimeTypeMap.loadEntry("model/iges", "iges");
                sMimeTypeMap.loadEntry("model/mesh", "msh");
                sMimeTypeMap.loadEntry("model/mesh", "mesh");
                sMimeTypeMap.loadEntry("model/mesh", "silo");
                sMimeTypeMap.loadEntry("text/calendar", "ics");
                sMimeTypeMap.loadEntry("text/calendar", "icz");
                sMimeTypeMap.loadEntry("text/comma-separated-values", "csv");
                sMimeTypeMap.loadEntry("text/css", "css");
                sMimeTypeMap.loadEntry("text/html", "htm");
                sMimeTypeMap.loadEntry("text/html", "html");
                sMimeTypeMap.loadEntry("text/h323", "323");
                sMimeTypeMap.loadEntry("text/iuls", "uls");
                sMimeTypeMap.loadEntry("text/mathml", "mml");
                // add it first so it will be the default for ExtensionFromMimeType
                sMimeTypeMap.loadEntry("text/plain", "txt");
                sMimeTypeMap.loadEntry("text/plain", "asc");
                sMimeTypeMap.loadEntry("text/plain", "text");
                sMimeTypeMap.loadEntry("text/plain", "diff");
                sMimeTypeMap.loadEntry("text/plain", "po");     // reserve "pot" for vnd.ms-powerpoint
                sMimeTypeMap.loadEntry("text/richtext", "rtx");
                sMimeTypeMap.loadEntry("text/rtf", "rtf");
                sMimeTypeMap.loadEntry("text/texmacs", "ts");
                sMimeTypeMap.loadEntry("text/text", "phps");
                sMimeTypeMap.loadEntry("text/tab-separated-values", "tsv");
                sMimeTypeMap.loadEntry("text/xml", "xml");
                sMimeTypeMap.loadEntry("text/x-bibtex", "bib");
                sMimeTypeMap.loadEntry("text/x-boo", "boo");
                sMimeTypeMap.loadEntry("text/x-c++hdr", "h++");
                sMimeTypeMap.loadEntry("text/x-c++hdr", "hpp");
                sMimeTypeMap.loadEntry("text/x-c++hdr", "hxx");
                sMimeTypeMap.loadEntry("text/x-c++hdr", "hh");
                sMimeTypeMap.loadEntry("text/x-c++src", "c++");
                sMimeTypeMap.loadEntry("text/x-c++src", "cpp");
                sMimeTypeMap.loadEntry("text/x-c++src", "cxx");
                sMimeTypeMap.loadEntry("text/x-chdr", "h");
                sMimeTypeMap.loadEntry("text/x-component", "htc");
                sMimeTypeMap.loadEntry("text/x-csh", "csh");
                sMimeTypeMap.loadEntry("text/x-csrc", "c");
                sMimeTypeMap.loadEntry("text/x-dsrc", "d");
                sMimeTypeMap.loadEntry("text/x-haskell", "hs");
                sMimeTypeMap.loadEntry("text/x-java", "java");
                sMimeTypeMap.loadEntry("text/x-literate-haskell", "lhs");
                sMimeTypeMap.loadEntry("text/x-moc", "moc");
                sMimeTypeMap.loadEntry("text/x-pascal", "p");
                sMimeTypeMap.loadEntry("text/x-pascal", "pas");
                sMimeTypeMap.loadEntry("text/x-pcs-gcd", "gcd");
                sMimeTypeMap.loadEntry("text/x-setext", "etx");
                sMimeTypeMap.loadEntry("text/x-tcl", "tcl");
                sMimeTypeMap.loadEntry("text/x-tex", "tex");
                sMimeTypeMap.loadEntry("text/x-tex", "ltx");
                sMimeTypeMap.loadEntry("text/x-tex", "sty");
                sMimeTypeMap.loadEntry("text/x-tex", "cls");
                sMimeTypeMap.loadEntry("text/x-vcalendar", "vcs");
                sMimeTypeMap.loadEntry("text/x-vcard", "vcf");
                sMimeTypeMap.loadEntry("video/3gpp", "3gpp");
                sMimeTypeMap.loadEntry("video/3gpp", "3gp");
                sMimeTypeMap.loadEntry("video/3gpp", "3g2");
                sMimeTypeMap.loadEntry("video/dl", "dl");
                sMimeTypeMap.loadEntry("video/dv", "dif");
                sMimeTypeMap.loadEntry("video/dv", "dv");
                sMimeTypeMap.loadEntry("video/fli", "fli");
                sMimeTypeMap.loadEntry("video/m4v", "m4v");
                sMimeTypeMap.loadEntry("video/mpeg", "mpeg");
                sMimeTypeMap.loadEntry("video/mpeg", "mpg");
                sMimeTypeMap.loadEntry("video/mpeg", "mpe");
                sMimeTypeMap.loadEntry("video/mp4", "mp4");
                sMimeTypeMap.loadEntry("video/mpeg", "VOB");
                sMimeTypeMap.loadEntry("video/quicktime", "qt");
                sMimeTypeMap.loadEntry("video/quicktime", "mov");
                sMimeTypeMap.loadEntry("video/vnd.mpegurl", "mxu");
                sMimeTypeMap.loadEntry("video/x-la-asf", "lsf");
                sMimeTypeMap.loadEntry("video/x-la-asf", "lsx");
                sMimeTypeMap.loadEntry("video/x-mng", "mng");
                sMimeTypeMap.loadEntry("video/x-ms-asf", "asf");
                sMimeTypeMap.loadEntry("video/x-ms-asf", "asx");
                sMimeTypeMap.loadEntry("video/x-ms-wm", "wm");
                sMimeTypeMap.loadEntry("video/x-ms-wmv", "wmv");
                sMimeTypeMap.loadEntry("video/x-ms-wmx", "wmx");
                sMimeTypeMap.loadEntry("video/x-ms-wvx", "wvx");
                sMimeTypeMap.loadEntry("video/x-msvideo", "avi");
                sMimeTypeMap.loadEntry("video/x-sgi-movie", "movie");
                sMimeTypeMap.loadEntry("x-conference/x-cooltalk", "ice");
                sMimeTypeMap.loadEntry("x-epoc/x-sisx-app", "sisx");

    上面是发送内容给其他的应用程序,接下来我们分享从其他的应用接收内容,谢谢大家的关注!

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  • 原文地址:https://www.cnblogs.com/snake-hand/p/3206562.html
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