获取Android相关文档路径
delphi 新路径、文件功能 IOUtils单元,文件路径,文件管理
http://docwiki.embarcadero.com/RADStudio/Berlin/en/Disk_And_Directory_Support_Routines
http://docwiki.embarcadero.com/RADStudio/XE8/en/Standard_RTL_Path_Functions_across_the_Supported_Target_Platforms
use system.IOUtils
TPath.GetPicturesPath;
tpath.GetTempPath;
TPath.GetMusicPath;
TPath.GetPicturesPath;
TPath.GetDocumentsPath;
TPath.GetDownloadsPath;
TPath.GetCameraPath;
TPath.GetFullPath( 'c:a.txt’'); // c:a.txt 带文件名的完整路径
TPath.GetDirectoryName( 'c:a.txt’'); // c:a 路径
system.IOUtils.TPath.GetDocumentsPath;
System.IOUtils.TFile.Copy
TFile.Create('');
TDirectory.CreateDirectory('');
GetSharedDocumentsPath
PathDelim
TPath.DirectorySeparatorChar
连接路径字符串