May 2004
Intermediate to advanced
888 pages
22h 31m
English
Content preview from Delphi for .NET Developer’s Guide
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Monitoring Directory Activity
FileSystemWatcher is a useful class for monitoring events that occur on a file or within a directory. This class invokes certain events whenever the directory or file is created, modified, renamed, or deleted. You provide the event handlers that occur when one of these events is raised. Listing 12.9 is a simple application that demonstrates capturing these events and outputting the type of change to the user.
Listing 12.9. FileSystemWatcher Example
1: unit WinForm1; 2: 3: interface 4: 5: uses 6: System.Drawing, System.Collections, System.ComponentModel, 7: System.Windows.Forms, System.Data, System.IO; 8: 9: type 10: TWinForm1 = class(System.Windows.Forms.Form) 11: private 12: { Private Declarations } 13: procedure ... |
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