Did an android with unity interactive, mobile phone saved a picture to a computer, how to judge image file is updated,

CodePudding user response:

First you need to clear is why do you want?
Monitor file or folder? Listening is a computer or Android?

Whether you mean should be monitored computer folder with the new cell phone to send you from the past that picture?

 
using System; 
using System.Collections.Generic; 
using System.IO; 
using System.Linq; 
using System.Text; 

The namespace FileWatchered 
{
Class Program 
{
The static void Main (string [] args) 
{
WatcherStrat (@ "folder path", "string");//*. * said to monitor all files folder, ". TXT "monitor some format file 
The Console. ReadKey (); 
} 

Private static void WatcherStrat (string path, the string filter) 
{
FileSystemWatcher watcher=new FileSystemWatcher (); 

Watcher. Path=Path; 

Watcher. Filter=Filter; 

Watcher. Changed +=new FileSystemEventHandler (OnProcess); 

Watcher. Created +=new FileSystemEventHandler (OnProcess); 

Watcher. Does +=new FileSystemEventHandler (OnProcess); 

Watcher. Renamed +=new RenamedEventHandler (OnRenamed); 

Watcher. EnableRaisingEvents=true; 

Watcher. NotifyFilter=NotifyFilters. Attributes | NotifyFilters. CreationTime | NotifyFilters. DirectoryName | NotifyFilters. The FileName | NotifyFilters. LastAccess 

. | NotifyFilters LastWrite | NotifyFilters. Security | NotifyFilters. Size; 

Watcher. IncludeSubdirectories=true; 
} 

Private static void OnProcess (object source, FileSystemEventArgs e) 
{
If (e.c. with our fabrication: hangeType==WatcherChangeTypes. Created) 
{
OnCreated (source, e); 
} 

Else if (e.c. with our fabrication: hangeType==WatcherChangeTypes. Changed) 
{
OnChanged (source, e); 
} 

Else if (e.c. with our fabrication: hangeType==WatcherChangeTypes. Does) 
{
OnDeleted (source, e); 
} 
} 

Private static void OnCreated (object source, FileSystemEventArgs e) 
{
Console. WriteLine (" file new event processing logic {0} {1} {2} ", e.c. with our fabrication: hangeType, e.F ullPath, e.N ame); 
} 

Private static void OnChanged (object source, FileSystemEventArgs e) 
{
Console. WriteLine (" file change event processing logic {0} {1} {2} ", e.c. with our fabrication: hangeType, e.F ullPath, e.N ame); 
} 

Private static void OnDeleted (object source, FileSystemEventArgs e) 
{
Console. WriteLine (" file deletion event processing logic {0} {1} {2} ", e.c. with our fabrication: hangeType, e.F ullPath, e.N ame); 
} 

Private static void OnRenamed (object source, RenamedEventArgs e) 
{
Console. WriteLine (" file renaming the event processing logic {0} {1} {2} ", e.c. with our fabrication: hangeType, e.F ullPath, e.N ame); 
} 
} 
} 

This is Windows to monitor the file or folder, you change yourself,