Android(安卓)文件打开方式
16lz
2022-03-31
public static Intent openFile(String filePath){File file = new File(filePath);if(!file.exists()) return null;/* 取得扩展名 */String end=file.getName().substring(file.getName().lastIndexOf(".") + 1,file.getName().length()).toLowerCase(); /* 依扩展名的类型决定MimeType */if(end.equals("m4a")||end.equals("mp3")||end.equals("mid")||end.equals("xmf")||end.equals("ogg")||end.equals("wav")){return getAudioFileIntent(filePath);}else if(end.equals("3gp")||end.equals("mp4")){return getAudioFileIntent(filePath);}else if(end.equals("jpg")||end.equals("gif")||end.equals("png")||end.equals("jpeg")||end.equals("bmp")){return getImageFileIntent(filePath);}else if(end.equals("apk")){return getApkFileIntent(filePath);}else if(end.equals("ppt")){return getPptFileIntent(filePath);}else if(end.equals("xls")){return getExcelFileIntent(filePath);}else if(end.equals("doc")){return getWordFileIntent(filePath);}else if(end.equals("pdf")){return getPdfFileIntent(filePath);}else if(end.equals("chm")){return getChmFileIntent(filePath);}else if(end.equals("txt")){return getTextFileIntent(filePath,false);}else{return getAllIntent(filePath);}}//Android获取一个用于打开APK文件的intentpublic static Intent getAllIntent( String param ) {Intent intent = new Intent(); intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); intent.setAction(android.content.Intent.ACTION_VIEW); Uri uri = Uri.fromFile(new File(param ));intent.setDataAndType(uri,"*/*"); return intent;}//Android获取一个用于打开APK文件的intentpublic static Intent getApkFileIntent( String param ) {Intent intent = new Intent(); intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); intent.setAction(android.content.Intent.ACTION_VIEW); Uri uri = Uri.fromFile(new File(param ));intent.setDataAndType(uri,"application/vnd.android.package-archive"); return intent;}//Android获取一个用于打开VIDEO文件的intentpublic static Intent getVideoFileIntent( String param ) {Intent intent = new Intent("android.intent.action.VIEW");intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);intent.putExtra("oneshot", 0);intent.putExtra("configchange", 0);Uri uri = Uri.fromFile(new File(param ));intent.setDataAndType(uri, "video/*");return intent;}//Android获取一个用于打开AUDIO文件的intentpublic static Intent getAudioFileIntent( String param ){Intent intent = new Intent("android.intent.action.VIEW");intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);intent.putExtra("oneshot", 0);intent.putExtra("configchange", 0);Uri uri = Uri.fromFile(new File(param ));intent.setDataAndType(uri, "audio/*");return intent;}//Android获取一个用于打开Html文件的intent public static Intent getHtmlFileIntent( String param ){Uri uri = Uri.parse(param ).buildUpon().encodedAuthority("com.android.htmlfileprovider").scheme("content").encodedPath(param ).build();Intent intent = new Intent("android.intent.action.VIEW");intent.setDataAndType(uri, "text/html");return intent;}//Android获取一个用于打开图片文件的intentpublic static Intent getImageFileIntent( String param ) {Intent intent = new Intent("android.intent.action.VIEW");intent.addCategory("android.intent.category.DEFAULT");intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);Uri uri = Uri.fromFile(new File(param ));intent.setDataAndType(uri, "image/*");return intent;}//Android获取一个用于打开PPT文件的intent public static Intent getPptFileIntent( String param ){ Intent intent = new Intent("android.intent.action.VIEW"); intent.addCategory("android.intent.category.DEFAULT"); intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); Uri uri = Uri.fromFile(new File(param )); intent.setDataAndType(uri, "application/vnd.ms-powerpoint"); return intent; } //Android获取一个用于打开Excel文件的intent public static Intent getExcelFileIntent( String param ){ Intent intent = new Intent("android.intent.action.VIEW"); intent.addCategory("android.intent.category.DEFAULT"); intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); Uri uri = Uri.fromFile(new File(param )); intent.setDataAndType(uri, "application/vnd.ms-excel"); return intent; } //Android获取一个用于打开Word文件的intent public static Intent getWordFileIntent( String param ){ Intent intent = new Intent("android.intent.action.VIEW"); intent.addCategory("android.intent.category.DEFAULT"); intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); Uri uri = Uri.fromFile(new File(param )); intent.setDataAndType(uri, "application/msword"); return intent; } //Android获取一个用于打开CHM文件的intent public static Intent getChmFileIntent( String param ){ Intent intent = new Intent("android.intent.action.VIEW"); intent.addCategory("android.intent.category.DEFAULT"); intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); Uri uri = Uri.fromFile(new File(param )); intent.setDataAndType(uri, "application/x-chm"); return intent; } //Android获取一个用于打开文本文件的intent public static Intent getTextFileIntent( String param, boolean paramBoolean){ Intent intent = new Intent("android.intent.action.VIEW"); intent.addCategory("android.intent.category.DEFAULT"); intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); if (paramBoolean){ Uri uri1 = Uri.parse(param ); intent.setDataAndType(uri1, "text/plain"); }else{ Uri uri2 = Uri.fromFile(new File(param )); intent.setDataAndType(uri2, "text/plain"); } return intent; } //Android获取一个用于打开PDF文件的intent public static Intent getPdfFileIntent( String param ){ Intent intent = new Intent("android.intent.action.VIEW"); intent.addCategory("android.intent.category.DEFAULT"); intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); Uri uri = Uri.fromFile(new File(param )); intent.setDataAndType(uri, "application/pdf"); 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