Android 打开各种类型的文件

封装了一个工具类

public class OpenFileUtil {

    private static Context context;

    public static String openFile(Context mContext, String filePath) {
        context = mContext;
//        File file = new File(filePath);
//        if (file.exists()) {
//            Toast.makeText(mContext, "打开失败,原因:文件已经被移动或者删除", Toast.LENGTH_SHORT).show();
//            return null;
//        }
        /* 取得扩展名 */
       // String end = file.getName().substring(file.getName().lastIndexOf(".") + 1, file.getName().length()).toLowerCase(Locale.getDefault());
        /* 依扩展名的类型决定MimeType */
       String end = filePath;
       Log.e("zwl","aaaaaabbbb"+filePath);
        if (end.contains("m4a")  ) {
            return "m4a";
        } else if (end.contains("3gp")) {
            return "3gp";
        } else if (end.contains("jpg") ) {
            return "jpg";
        } else if (end.contains("apk")) {
            return "apk";
        } else if (end.contains("ppt")) {
            return "ppt";
        } else if (end.contains("xls")) {
            return "xls";
        } else if (end.contains("docx")) {
            return "docx";
        } else if (end.contains("pdf")) {
            return "pdf";
        } else if (end.contains("chm")) {
            return "chm";
        } else if (end.contains("txt")) {
            return "txt";
        } else if (end.contains("mp3") ){
            return "mp3";
        }else if (end.contains("mp4")){
            return "mp4";
        }else if (end.contains("mid")){
            return "mid";
        }else if (end.contains("xmf") ){
            return "xmf";
        }else if (end.contains("ogg") ){
            return "ogg";
        }else if (end.contains("wav")){
            return "mav";
        }else if ( end.contains("gif")){
            return "gif";
        }else  if ( end.contains("png")){
            return "png";
        }else if (end.contains("jpeg") ){
            return "jpeg";
        }else if (  end.contains("bmp")){
            return "bmp";
        }else{
            return "";
        }
    }

    // Android获取一个用于打开APK文件的intent
    public static Intent getAllIntent(String param) {

        Intent intent = new Intent();
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        intent.setAction(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intent
    public static Intent getApkFileIntent(String param) {

        Intent intent = new Intent();
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        intent.setAction(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intent
    public 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intent
    public 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intent
    public 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 = FileProvider.getUriForFile(context, "com.yitian.zhdj.fileprovider", new File(param));
        Log.e("lhl","uri+"+uri+"");

        //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 = FileProvider.getUriForFile(context, "com.yitian.zhdj.fileprovider", new File(param));
        Log.e("lhl","uri+"+uri+"");
        //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");
        return intent;
    }
}


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