Delphi thread safe tstringlist
WebJan 20, 2013 · You really should look at TThreadList. The methods .Add, .Remove, .Clear automatically lock the list for you. If needed, you can also lock/unlock as needed: x.LockList; try //do whatever finally x.Unlocklist; end; TMultiReadExclusiveWriteSynchronizer is a grand idea but I don't know if they ever ironed all the bugs out. WebTThreadStringList ist ein einfacher Wrapper für TStringList, der es ermöglicht von verschiedenen Threads auf eine Stringliste zuzugreifen ohne das Konflikte entstehen. Die wichtigsten Funktionen und Eigenschaften sind enthalten. -------------------------------------------------------------} unit UThreadStringList; interface uses Classes, Windows;
Delphi thread safe tstringlist
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WebMay 1, 2024 · If you are afraid to loose input data using database, you can try to use TThreadStringList. I imagine that your software receives data from multiple devices simultaneously (and in this case you should create a multi-thread socked to make you sure to receive all the data) if you are receiving data from a single device instead , you should … WebMar 28, 2013 · The proper way would be to declare a var Check: TCheck; inside MainT.Execute, and then store the value returned: Check := TCheck.Create (Load [i]); { See note below } Check.Start; Inc (tCount); NOTE The default property of TStringList is Strings, so you don't need to use it. You can just access Strings directly as I have above.
WebJun 20, 2024 · 16. First, no TStringList is not thread-safe. Second, attempting to make it so would be a terrible idea for a low-level container that in the vast majority of cases would … WebApr 26, 2013 · Second, normally the worker threads should be handled by a thread pool, to avoid create/destroy threads all the time. Pass your job to the thread pool, so everything is run and waited for inside a thread. This avoids blocking the main thread. I will leave this up to you. Once that framework is written, threading will be easier.
WebFeb 5, 2012 · Now, having said your code was clunky, here's how I would write it: procedure ClearList (List: TStringList); var i: Integer; begin for i := 0 to pred (List.Count) do List.Objects [i].Free; List.Clear; end; Some notes on the above: You do not need the if Assigned (obj) test before calling obj.Free. WebJan 31, 2005 · Is TStringList Thread safe? The Delphi manual states that TList is not thread safe and TThreadList should be used instead. What about TStringList? I want to …
WebMay 14, 2013 · Use one Logging thread that dequeues the TStringList instances, writes them to the file and then frees them. This isolates the log writes from disk/network delays, removes any reliance on dodgy file-locking and will actually work reliably. Share Improve this answer Follow answered May 14, 2013 at 13:13 Martin James 24.3k 3 35 58
WebApr 26, 2009 · TStringList may also work, again depending on what the other process is doing. But if the file is being written (like a .log file) the fmShareDenyWrite won't work. Share tma koreaWebNov 20, 2010 · The Delphi TListView control is a wrapper around the Windows list view component. In its default mode of operation copies of the list data are transferred from your app to the Windows control and this is slow. The alternative to this is known as a virtual list view in Windows terminology. Your app doesn't pass the data to the Windows control. tman xpress umzilikaziWebFeb 16, 2024 · a sorted, case sensitive THashedStringList (available since Delphi 6) a TDictionary (available since a Delphi 2009) Just in case you did not know about THashedStringList: It is a TStringList descendant declared in System.IniFiles. It’s used to speed up access to TMemIniFile. (EDIT: As Uwe Raabe pointet out, that’s no … tmao medizin