Android 查看可用储存内存大小

Android 查看可用存储内存大小

下面为查看可用存储内存大小的示例，用于查看和内部和外部存储器的总存储。

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????private?void?update()?{ ??????File?path?=?Environment.getExternalStorageDirectory(); ??????StatFs?stat?=?new?StatFs(path.getPath()); ??????long?blockSize?=?stat.getBlockSize(); ??????long?totalBlocks?=?stat.getBlockCount(); ??????long?availableBlocks?=?stat.getAvailableBlocks(); ??????mTotalSize.setText(formatSize(totalBlocks?*?blockSize)); ??????mUsedSize.setText(formatSize((totalBlocks?-?availableBlocks)?*?blockSize)); ??????mAvailableSize.setText(formatSize(availableBlocks?*?blockSize)); ??????private?String?formatSize(long?size)?{ ??????return?Formatter.formatFileSize(this,?size); ??}??