Delphi registry delete key. Win32 Registry: Need help reseting explorer.
GetValueNames(Names). 0. Sep 26, 2015 · I tried to add the ShowMessage(IntToStr(Ord(Key))) to the Forms KeyPress event, but I never got the message popup while clicking the Delete key. So I have defined the following codes : procedure TMainForm. How to Call DeleteKey to remove a specified key and its associated data, if any, from the registry. RootKey := HKEY_CURRENT_USER; if reg. Search and Delete But what if you want to remove an entry from the Run key, safely and under program control? Here's the Delphi source code for deleting an entry from the Software\Microsoft\Windows\CurrentVersion\ Run key, located in the HKEY_LOCAL_MACHINE root key: Reading AND Writing Registry Key, without beeing The owner of the Key. Jun 21, 2001 · Need Help with Registry Read On - Registry. I can find that KEY in Registry, and I can modify it, but I can't delete it. reg file that adds the entries for the new folder. Doris Just. Reading AND Writing Registry Key, without beeing The owner of Mar 24, 2017 · Launch the License Manager from the bin folder (by default “C:\Program Files (x86)\Embarcadero\Studio\19. You pass True to the CanCreate argument of OpenKey and so need the KEY_CREATE_SUB_KEY access flag. 7. TRegistry methods enable an application to query a key to see if it contains data, to read data in a key, and to write data to a key. However, when I try it with Lazarus, it doesn't. This is one common failure mode, namely that the subkey you are attempting to delete has subkeys itself. exe”) and delete any trial or beta (Test Field) license that you can find. 0\Known IDE Packages HKEY_CURRENT_USER\Software\Embarcadero\BDS\x. KEY_WOW64_32KEY: 0x0200: Access a 32-bit key from either a 32-bit or 64-bit application. Registry Searching. 0 registry key; Remove the following folders (if they exist) with a GUID name in C Jan 7, 2021 · In this article. Can't read key from registry. remove the keys during deinstallation . You can then loop through the subkeys, opening each one and reading its WorkStation value. Aug 4, 2015 · I can not remove a Registry key in code from Delphi. net -Force -Verbose Oct 16, 2011 · Erases a data value that is associated with the current key. Apr 18, 2022 · You can specify both the root key and subkey using TRegistry, while TRegistryIniFile uses HKEY_CURRENT_USER as the root key. Delete Keys from Registry - How? 8. Dec 11, 2003 · Moving a registry key. Registry Mail Server Help Needed. Q:searching in the Registry. Registry: Reading registry entries created by other users; opening remote Mar 16, 2016 · To enumerate all sub key names, you can use the GetKeyNames() method of the TRegistry class in the Registry unit. ico\OpenWithProgrids could stop the key from being Aug 1, 2010 · I want divide the part of the question which we can read also in the title "best place to hide a key in the Windows Registry" from the subject with license keys. Delete keys in registry. Description. If the registry key name contains a space, enclose the key name in quotes. . x Registry!!!!! 9. Registry Keys & Root Key. Under Windows NT, subkeys must be explicitly deleted by separate calls to DeleteKey. Delete the user profile registry key. However when I try to add a new string value to an existing key using my Delphi app it fails. If a key contains subkeys and data values, they too, are copied. What can stir to removal? May 15, 2018 · The Registry "database" is stored as a binary file. Share this post. $2E is the virtual key code for the DEL key in hexadecimal writing (the decimal representation is 46 and the value is also stored in the constant VK_DELETE, which we could also use here). Dec 3, 2001 · How to delete a registry key? 2. Jan 21, 2013 · Perhaps this does not work in Delphi Tokyo, since the post it from Delphi 2005, but even so the IDE read this registry. I want to control what part of the text user can erase in that field, and I know how to handle the text deletion using Backspace Apr 23, 2013 · I am having one Delphi XE2 project to work something with registry key. Need help Loading Hive File to Registry (Delphi 3) 6. Import/Export of Registry Keys in Delphi. Because we want to react to the DEL key, first of all, we are asking whether the key is $2E. If you want the uninstaller to delete keys or values, you must include one of the uninsdelete* flags described below. The fact that the call succeeds anyway makes me think that your process is subject to virtualization. Click Dim tmpKey As String = "SOFTWARE\Microsoft\Windows\CurrentVersion\Run" Dim foundKey As RegistryKey = My. 0\Theme] Delete the registry key Theme manually: Open system registry (type regedit into the searchbar on the Windows Start menu) Feb 8, 2021 · KEY_WOW64_64KEY: 0x0100: Access a 64-bit key from either a 32-bit or 64-bit application. You will see that information in Registry is organized in a similar way to Windows Explorer. Remove the C:\Users\Public\Documents\RAD Studio\9. This optional section defines any registry keys/values you would like Setup to create, modify, or delete on the user's system. Then I edit the Windows Path environment variable to point to the new folder. /v <valuename> Deletes a specific entry under the subkey. Call DeleteKey to remove a specified key and its associated data, if any, from the registry. Usually, when I then restart Delphi I will have the correct packages installed in the IDE. Registry: Load *. Dec 3, 2001 · Search and Delete Registry Keys. Remove-Item cmdlet to delete a Registry Key Remove-Item -Path HKLM:\Software\cloudinfra. changing default value in registry key. Aug 3, 2013 · I can not remove a Registry key in code from Delphi. use the Access property to set the desired access to KEY_READ before opening the key. Like I said in the comment, you can delete registry keys all you want, either using the command prompt, or manually with Regedit. reg file containing the keys or values you want to remove. Jun 16, 2010 · It doesn't quite look like you're using TRegistry (too many parameters to WriteString), but if you were, you could use it to get everything back out of the registry. The documentation for RegDeleteTree states: The key must have been opened with the following access rights: DELETE, KEY_ENUMERATE_SUB_KEYS, and KEY_QUERY_VALUE. Sep 1, 2007 · It looks like youre not opening the Key so you can write the value. In the left-hand side menu, right-click the correct user SID and press “Delete You can specify both the root key and subkey using TRegistry, while TRegistryIniFile uses HKEY_CURRENT_USER as the root key. reg file, use Regedit. Sep 8, 2019 · create (_delete or key_enumerate_sub_keys or key_query_value); Otherwise, just use the Win32 RegDeleteTree() or SHDeleteKey() function instead of TRegistry. How do I delete a registry key in a delphi program. Nov 17, 2010 · Delete all registry keys and values under a registry key: reg delete Registry_key_path Example: Delete all the registry values under the key ‘HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Applets\Regedit\Favorites’ Registry Key. Nov 11, 2010 · I need to remove a subtree in the Windows registry under Windows Mobile 6. Mon, 28 May 2001 03:00:00 GMT. 2. Delete key with subkeys and it's values from Registry problem Jun 21, 2001 · How to rename a registry key. Reg. Questions about TDBGrid, Enter key and Tab key. Registry problem after renaming a Key 4. Reading AND Writing Registry Key, without beeing The owner of the Key. 10. Team. Deleting a Tlistview Registry (Delphi 3. Bellboy. reg files. export & backup HKLM\Software\Embarcadero registry key in case of 64 bit os it will be HKLM\Software\Wow6432Node\Embarcadero; export & backup HKCU\Software\Embarcadero Jan 5, 2020 · Ensure you're accessing the correct view of the registry. (tip: install your components under the delphi folder so they also get backed up). HKEY_CURRENT_USER\Software\Embarcadero\BDS\x. How to delete a registry key? 3. Alt+F9 I'm using Delphi XE2. 0 directory; Remove the HKEY_LOCAL_MACHINE\SOFTWARE\Embarcadero\BDS\9. The xxx-ItemProperty cmdlets are used to manage registry parameters: HKEY_CURRENT_USER\SOFTWARE\Borland\Delphi\6. Delete a Registry Key Jul 5, 2022 · I downloaded Delphi 10. 4. //create/delete key in run section depending on whether Feb 15, 2012 · I found this documentation that indicates you can start Delphi with an alternate registry key. The keys will be in: HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node. If your program is supposed to be an administrative tool, then use a manifest file so the OS will prompt for permission. I want to put data of this value into another value item2 and item3 but the code that I tried does not work. Check the return value of OpenKeyReadOnly in case the key cannot be opened. remove keys related to form position, size, etc, but not be able to "accidentially" delete keys related to specific application setup (unless a different level was set), for example a database configuration setting critical to the app. If CanCreate is true, the key is created if necessary. Problem reading a dword value from registry. deleting ok unless the first one to be Board index » delphi » Registry problem. Because I read some answers (written before me) which concerned almost only the part of license keys and read practically no answer on the question from the title I wrote me answer. Nov 21, 2011 · In the case of the registry, they move the 32-bit keys over to a special subkey for compatibility reasons. ! 8. Shift+Ctrl+A Refactor > Find Unit (Delphi only) Opens the Find Unit window to locate units and add them to the uses clause of your Delphi code file. Renaming Registry Keys and Values. Search and Delete Registry Keys. Moving Registry Keys. Jun 18, 2016 · When you are opening the key to read it contents, you can either: use the overloaded constructor and specify KEY_READ as your desired access. How do I programatically set registry key permissions? 7. Access := KEY_WOW64_32KEY or KEY_READ; // For 32-bit keys If you drop a button and add the Registry to the uses, you can try this: Nov 26, 2001 · Registry Keys & Root Key. StrToInt on a true text value blows up of course – Sep 8, 2019 · Delphi Questions and Answers ; General Help ; Delete a Registry Key Sign in to follow this . You only ask for read access when opening the key. But beware this note on MSDN: HKLM\SYSTEM\CurrentControlSet\Enum Registry Tree Sep 12, 2012 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Mar 11, 2024 · To refer to registry keys, use cmdlets with xxx-Item: Get-Item – get a registry key; New-Item — create a new registry key; Remove-Item – delete a registry key; Registry parameters should be considered as properties of the registry key (similar to file/folder properties). preventing entries being deleted when primary key is Delete keys in registry. If the Registry entry contains something other than a string, an exception is raised. Component Registry - Now OPEN !! Jan 9, 2016 · The variable "Key" contains the code of the pressed key. 8. Need Help with Registry Read On - Registry. Free; end; end; In this example, we create a new instance of TRegistry, open the registry key, and perform some operations. Jun 5, 2013 · A key is what appears as a folder in Regedit but you are looking for a value named nginx. Object, ByVal e As System. Delete a record in a TDBGrid with the Delete Key (and not Ctrl-Delete) 5. Can't rename a registry key. Reference; Feedback. Q: Accessing the default value of the registry key. Why doesn't my code find any Oct 26, 2023 · On Windows 11 (and 10), you can use the "Reg" command-line tool to add, delete, edit, copy, export, and import keys to the Registry using Command Prompt, and here's how. Read all keys in current key in Registry. Call DeleteValue to remove a specific data value associated with the current key. One or more data values containing actual configuration information can be stored in a key. Delete registry keys. DELPHI 3 - Trouble figuring out registry tools provided by the Windows API - All I want is to read a string from a registry key! Feb 10, 2014 · TRegistry methods enable an application to open, close, save, move, copy, and delete keys. May 31, 2023 · To ensure that registry keys are always properly closed, you can use a try-finally block like this: var. Moving a registry key. Mar 7, 2008 · Posted: Thu Mar 06, 2008 11:28 pm Post subject: [Delphi] Registry: Can anyone help me, then delete the registry key out? Back to top: Henley Grandmaster Cheater. search registry (win32) 2. Key is the name of the key to open. The procedure you can use to force "auto-run-on-Windows-startup" for your application might look like: Jul 28, 2012 · A program requires elevated privileges to write to the local-machine key. reg files to registry. /t <Type> Feb 3, 2023 · The keyname must include a valid root key. This will create the key if it does not already exist, and then open it for you to use in subsequent method calls. Nov 30, 2011 · I need to create a installer for a Delphi IDE expert, So I found these two registry keys. After this is done, the new joystick based Teensy will work no problem. You can specify the access mode explicitly: Reg. How to delete a registry key? 7. How to delete a registry key? 9. Search the windows Registry. exe to view registry information, change it or to add some information to it. Under Windows 95, if the key has subkeys, the subkeys and any associated data are also removed. If Key is nil (Delphi) or NULL (C++), the CurrentKey property is set to the key specified by the RootKey property. Jun 16, 2023 · Delete all RAD keys in the Registry: HCU and HLM Embarcadero keys; Delete all residual folders and files (hidden or not) on disk Delete all environment variables in the "PATH" variable of the operating system; after all this long journey, then yes, I do the "fresh install of the new version of RAD Studio" Jul 21, 2018 · How can delete keys on HKLM in windows 2000 or XP (before UAC). Feb 1, 2024 · Find the account in the profile list registry key. TRegistry benutzen. 0\bin\bds. Jan 30, 2023 · Refactor > Change Params (Delphi only) Adds, edits, removes, and rearranges the parameters of a method. Rename Registry Key. How to delete from the 64 bit registry under XP? 0. To find it, run regedit. Aug 28, 2016 · To delete a key and all its subkeys, you need to enumerate the subkeys and delete them individually. Oct 23, 2014 · I can not remove a Registry key in code from Delphi. TRegistry and (default) key value. May 2, 2015 · These steps show how to take ownership of the registry key so it can be deleted. See also. Registry to manipulate the windows registry. Keys can contain multiple data values, and every value associated with a key has a unique name. CanCreate specifies whether to create the specified key if it does not exist. Aug 5, 2010 · Your question actually had nothing to do with the registry, but you can make better use of the registry anyway. The key(s)/value(s) that I'm having trouble with are in: HKLM\Software\Microsoft\Wi ndows\Curr entVersion \Installer \Folders I get a list of the value names using Reg. Its a bit cumbersome so I would like to be able to write a small executable that will do this for me. Here is my part of my source that works: How to delete a registry key? 2. Registry search. I set the form's KeyPreview property to True, Next i added this code procedure Mar 24, 2013 · And that's where your registry writes are being re-directed to. More details can be found on the MSDN topic about the Registry Redirector. Sofern Sie eine reine Windows-Anwendung entwickeln und mit der Struktur der Windows-Registrierung vertraut sind, können Sie System. DELPHI 3. Now you could choose to write to the 64 bit view of the registry by using the KEY_WOW64_64KEY flag. Registry: Reading registry entries created by other users; opening remote Jan 15, 2018 · In Registry Editor, I delete my BPLs from Delphi's Known Packages and then I run a . Jul 31, 2015 · Regarding your update. How do I programatically set registry key When I did it with Delphi, it worked. 9. Example code : Deleting characters from the middle of a string; var Source : string; begin Source := '12345678'; Delete(Source, 3, 4); // Delete the 3rd, 4th, 5th and 6th characters Re:W98 and NT. This handle is returned by the RegCreateKeyEx or RegOpenKeyEx function, or it can be one of the following Predefined Keys: HKEY_CLASSES_ROOT HKEY_CURRENT_CONFIG Dec 24, 2014 · Unable to delete 64 bit registry key in Delphi 7. OTOW, if it is a value you need to use DeleteValue. This keys does not exist by default, I created it. Writing and deleting keys from the registry. Without that, functions will fail, as you've observed. But that's not enough for you. 0 registry key 64Bit: remove the HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Embarcadero\BDS\19. When the operation is complete, the new key is Nov 3, 2011 · Description. 0 - Trouble figuring out registry tools provided by the Windows API - All I want is to read a string from a registry key! 10. 9 Nach oben zu Arbeiten mit INI-Dateien und der Registrierung. How to set value of Registry Key. I'm trying to delete an entry from the registry as part of an application cleanup program. I need help in using registry Jun 26, 2011 · Through Regedit. Jan 1, 2004 · b) check for version key and use function DeleteKey(const Key: String): Boolean; and function DeleteValue(const Name: String): Boolean; And the trick with these is that you cant recursivly delete keys (on NT that is) so you hve to find the keys before you can delete them. ICO file in File Explorer still loads my app! Even when I try it in elevated mode (by starting the program as Administrator) it does not work! Could it be that that the Microsoft apps registered under . 0\Known Packages Which is the recomended key to install/Uninstall a Delphi IDE Expert? Dec 31, 2020 · Okay, still working on this problem, but found that I could extract the information using command prompt reg query HKLM\SYSTEM\ControlSet001\Control\Class\ /s /f *de0b90f8-8853-4668-a8b5-54be3363bc45* reg query will search for the de0b90f8-8853-4668-a8b5-54be3363bc45 and return me the NetCfgInstanceId that it finds the directory in. exe to export the registry key that you want to delete, and then use Notepad to edit the . /ve Specifies that the registry entry that is added to the registry has a null value. How to read Default Value of Registry Key. Delete a registry key using the Remove-Item PowerShell cmdlet. How to delete a registry key? 4. Nov 16, 2012 · Somebody suggested using process viewer (from Microsoft) which can trace registry events: however, that gave up working (too many events, even though I'm only watching HKCU\Software\mysoftware registry events) so I'm still no closer to finding what is deleting those keys! Registry Keys & Root Key. Retrieving A Registry Key. Delete from registry. Mar 30, 2011 · My application needs to delete some files, but this should happen until next windows startup. it seems the program must run with admin rights but I don't find any correct ways . exe in the key HKCU\Software\\Run. Need Help with Windows 3. How do I implement sub sub filters ?? 5. If a remote computer is specified, valid root keys are: HKLM and HKU. Registry: Save registry keys or values as *. txt (0/1) 3. Thank you! Jun 23, 2020 · If a remote computer is specified, valid root keys are: HKLM and HKU. During installation, it threw an error: Unable to connect to "getIt104" server (404 error) I uninstalled and tried reinstalling, but Nov 1, 2022 · Once you've located the registry key you want to add to, you can add the key or value you want to add: If you're creating a new registry key, right-click or tap-and-hold on the key it should exist under and choose New > Key. BitBtn01Click(Sender: TObject); var RegistryEntry: TRegistry; Apr 3, 2024 · 3. Novice question : Skipping duplicate keys (like Clipper unique key) 6. Searching the registry using TRegistry. Deleting values and keys from the registry. On the right side you'll find an entry which is called LM Delete that key and try again registering Please note: Messing around with the registry can break your system only do it if you know what your doing Oct 28, 2003 · export key from registry. First off, be sure you have System. Search and Delete Best way to rename keys. This is the registry analogue of the file system redirector that maps system32 to SysWOW64. For more information about security, see Access-Control Model. LocalMachine. But I can't get it to work (using Delphi 2007, also tried 2010). Unfortunately it doesn't contain read/write procedures for the registry datatype REG_MULTI_SZ (=list of strings). Use the Windows XP mode feature of Windows 7 to run Delphi 6. Ident is a string containing the name of the data value to delete. Lets say your key tree is like this: - HKCU-- Software--- Mine---- Test----- Value1 = 1----- Value2 = 2 Assigning the root HKCU and using Jun 30, 2011 · Calling CreateKey doesn't open the key which is why the write fails. To delete a key and all its subkeys, you need to enumerate the subkeys and delete them individually. If your "subkey" param is actually part of a key path you need to use DeleteKey. I am using Delphi XE2. net registry key. I have checked the rights using RegEdt32 and the key gives Read value, Write Value, Delete, create subkey + others to everyone. Extracting Registry key values. The only workaround we've found is to loop up through the key names and revert to 32-bit access if any of the parents is named 'Wow6432Node'. back to the top. Win. Registry. The target of my shortcut is "C:\Program Files\CodeGear\RAD Studio\5. You can specify a security descriptor for a registry key when you call the RegCreateKeyEx or RegSetKeySecurity function. Nov 16, 2022 · Remove the registry key HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Embarcadero Delphi and C++Builder XE Help System Remove the registry key HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Embarcadero RAD Studio XE Feb 9, 2012 · Private Sub Button2_Click(ByVal sender As System. Delete a key. Monitoring registry values. txt (0/1) 2. Searching Registry. TRegistry - can't delete key. this below codes are the delete procedure and it just work when I open the regedit and open that key , then program can delete keys . Furthermore how can I delete a registry value? Apr 20, 2016 · If you pass KEY_WOW64_64KEY and hit one of the Wow6432Node keys (which in regedit is the 32-bit registry) it will instead return the 64-bit base key again, so you can descend indefinitely. 0\bin\LicenseManager. I'm using Delphi 2010 and I used Key_Read just fine. Windows 10 on ARM: This refers to the 32-bit ARM registry view for 32-bit ARM processes and the 32-bit x86 registry view for 32-bit x86 and 64-bit ARM64 processes. What I'm doing now is to write this string value in RunOnce registry key: Command. By default, registry keys and values created by Setup are not deleted at uninstall time. 0 registry key --> Remove complete unter Embarcadero 32Bit: remove the HKEY_LOCAL_MACHINE\SOFTWARE\Embarcadero\BDS\19. Namespace: Use caution when deleting registry keys. Reg: TRegistry; begin. Now, the big problem is your first point. So, if you are prepared to call Windows API functions directly, you can delete a key and its subkeys in one API call, using either of those aforementioned functions. Issue deleting a registry key. Link to post. Jan 25, 2012 · The best solution is to enumerate the sub keys. Before, procmon showed NAME NOT FOUND in Result column. Some other comments: Since you are only reading from the registry, use OpenKeyReadOnly rather than OpenKey. Shift+F11 Project > Add to Project. Nov 5, 2009 · Programmatically Edit Registry to Run Your Delphi Application on Windows Startup. How to rename a registry key. Exporting Keys with TRegistry. Quick Rpt with two Sub detail bands using a columnheader for each Sub detail band. exe (Windows registry editor utility) in your Windows directory. There is another way to delete a registry key, which is by using Remove-Item PowerShell cmdlet. Registry - Accessing Registry Keys on another computer. com /c del c:\\some May 13, 2021 · The UGAICOFile progID key is not being deleted from the Registry! And double-clicking an . Under Windows 95, copying is recursive. This example shows how to use the TRegistry class in order to find, insert, and delete Keys and Items into the Windows Registry. Apr 25, 2013 · Unfortunately not the case. I suspect you're stuck because you want to call ReadString, but you don't know the registry values' names, so you don't know what to pass into ReadString. Feb 23, 2016 · Expanding on my comment to the question, I'd use code like so: function ReadBinString(RootKey: HKEY; Access: LongWord; const KeyName, ValueName: string; Encoding Moves an existing key, its subkeys, and data values to a new location using a new key name. Tregistry Cant read Default key. TRegistry and key trees Feb 8, 2023 · A handle to an open registry key. Name is the name of the data value to read. Followers 4. "TestValue"=- To create the . You can remove a registry key by placing a hyphen (minus character) "-" in front of the key like that: [-HKEY_LOCAL_MACHINE\SOFTWARE\YourSoft\MyKey] Delete a value May 19, 2010 · I know this topic is about delphi 7, but I thought I was having problems reading the registry and came here to learn. Deleting a registry key. Read default value of a registry key. When I run that Delphi starts up with no Dec 11, 2003 · copying/moving registry keys 2. Using Delphi 10. Read all keys in Sep 23, 2015 · Luis Navarro from Embacadero just explained to me: Close the IDE, then delete the OmniThread folder from MyDocuments\Embarcadero\Studio\17. 2 Sydney Community Edition. Below is an example command that will delete the cloudinfra. QUESTION: Return key to Tab key? 4. finally. OpenSubKey(tmpKey, True) If Not (foundKey Is Nothing) Then foundKey. Call MoveKey to copy or move an existing key, its subkeys, and data values to a different location. Registry in your uses clause. We can use regedit. Note: DeleteKey for TRegIniFile obscures the DeleteKey method of TRegistry , from which TRegIniFile descends. 6. The cause of this problem is that by default Delphi opens the Windows registry with security access of KEY_ALL_ACCESS. Board index » delphi » Registry entry. 10 The Delphi TRegistry function CreateKey fails when the user is not logged in with administrative rights. Adds another source file to the current project. Registry - Key's default value. Name the new registry key and then press Enter. 00 [HKEY_CURRENT_USER\Software\program] "item2"=item1 "item3"=item1 In registry key [HKEY_CURRENT_USER\Software\program] there is a value item1. Name is string containing the name of the value to delete. 0) Hello All! I'm currently writing a program which is supposed to delete keys in the registry. Exporting and Monitoring Windows Registry Feb 4, 2012 · Here's an old post I made (related to Delphi 7, but with correction of registry keys still applicable) in the CodeGear newsgroups; hopefully it will help. Need help with registry reading. Create; reg. The value of sKeyName doesn't change inside the loop, so open the key once before you enter the loop (as shown above) and then just leave it open for as long as you need it. If anyone know, let me know how can I do that with Lazarus. In Registry Editor window, Right-Click the key you want to delete, and select permissions. Unable to read certain registry keys in C. By programmatically editing the Windows Registry, using the TRegistry object, you can you can "automagically" start programs whenever Windows launches. I need to handle the Delete key press in dynamicaly created Edit fields. To rename a key or value, delete the key or value, and then create a new key or value with the new name. The Windows security model enables you to control access to registry keys. 4. 0 --> Remove complete unter Embarcadero Feb 10, 2014 · Removes a specified key and its associated data from the registry. Someone sent me an example of how it can be used, but the code isn't working. If there is no Registry entry with the specified name, ReadString returns an empty string. 3. Jun 27, 2011 · I have added the following code to my program which, as i understood, must disable alphabets from being entered. Using RegEnumKeyEx you just do that in a simple loop until there are no more keys left to enumerate. And then you attempt to write a value, which requires the KEY_WRITE access flag. How to export/import Registry settings under Vista? 9. Thanx, Doris. Exporting part of a registry key. This example uses two buttons-- InsertToRegBtn and DeleteFromRegBtn on a form, for inserting and deleting the values. Cannot Read Some Values From Registry. You'll at least be Feb 10, 2014 · Call OpenKey to make a specified key the current key. 0 directory; Remove the C:\ProgramData\Embarcadero\RAD Studio\9. The access rights of this key do not affect the delete operation. Nov 18, 2002 · export key from registry. In addition to methods for opening, closing, saving, moving, copying, and deleting keys, TRegistry lets you specify the access level you want to use. 0 registry key; Remove the HKEY_CURRENT_USER\SOFTWARE\Embarcadero\BDS\9. May 21, 2004 · Please, realize a value is not a key and both can't be mixed. exe" -pDelphi -rHKEY_CURRENT_USER\Software\Borland\BDS\5. Registry keys. Win32 Registry: Need help reseting explorer. 0\CatalogRepository\Elements Jun 2, 2020 · Delete the registry key using a registry script file with the following text: Windows Registry Editor Version 5. There's no need to keep re-opening the same key every time. 3. uses Windows, Registry; Jun 16, 2020 · In short, I need to search the whole registry and delete all keys containing "VID_16c0". DeleteKey(), and let the OS handle the necessary recursion. Even the Delphi function OpenKeyReadOnly opens the registry with the security access value KEY_ALL_ACCESS. Run Delphi 6 as Administrator using elevated privileges (for instance by using this trick). 00 [-HKEY_CURRENT_USER\Software\Embarcadero\BDS\21. Nov 12, 2009 · I've read about the possibility of hiding a registry value on the registry using a technique documented by Sysinternals that lets you put a null character in a registry key using the native API (eg, " Mar 8, 2021 · After some tracking, I realized it was in my code reading the registry and not using the proper calls or try/except protection. /v <ValueName> Specifies the name of the registry entry to be added under the specified subkey. Section is string containing the name of the system registry key containing the value to delete. 5. The easiest solution is to replace the call to CreateKey with one to OpenKey passing True for the CanCreate parameter. Definition. 2 Edited November 13, 2019 by Dave Nottage. reg file and insert the hyphen. Exporting and Monitoring Windows Registry Oct 1, 2014 · Windows Registry Editor Version 5. Delete Value in Registry. For more information about access rights, see Registry Key Security and Access Rights. As described here and here by Microsoft under the section "Deleting Registry Keys and Values" create a . Delete Keys from Registry - How? 9. txt (0/1) 9. To delete keys recursively, use the RegDeleteTree or SHDeleteKey function. Access := KEY_WOW64_64KEY or KEY_READ; // For 64-bit keys or. Changing my code to use WriteString changes the key in the registry to a REG_SZ key, which the receiving application cannot write. 0. On the window that appears, click the Advanced-button: At the top of the next window you'll see Owner: <USERNAME> Change - click Change. Reading Software Licence keys from registry ? 9. help for registry key. Delete a record in a TDBGrid with the Delete Key (and not Ctrl-Delete) 7. So, in my ttreeview design, I would set a property for each key indicating the protection level. However, enumerating sub keys in Delphi using TRegistry is even easier still: Feb 1, 2024 · For example, TRegistry lets you specify both the root key and subkey, while TRegistryIniFile assumes HKEY_CURRENT_USER as a root key. (It probably goes without saying, but back up the existing registry settings on the destination machine before starting by using RegEdit and exporting them, just in case. 1. Your problem is presumably that your process executes as a user without sufficient rights. DeleteSubKeyTree(String Dec 8, 2021 · Remove the HKEY_CURRENT_USER\SOFTWARE\Embarcadero\BDS\19. Computer. 0\CatalogRepository After that, you have to edit the registry and delete also the Omnithread folder from HKEY_CURRENT_USER\SOFTWARE\Embarcadero\BDS\17. I am just doing a read of the registry value, so different calls should be used to help overcome any user privileges issues. Exporting a Registry Key. txt (0/1) 10. preventing entries being deleted when primary key is deleted. EventArgs) Handles Button2. However, there's no need to do that. Delphi Developer. Delphi - setting Full Control on Registry Key. Sun, 20 Jan 2002 03:00:00 GMT. Valid root keys for the local computer are: HKLM, HKCU, HKCR, HKU, and HKCC. use OpenKeyReadOnly() instead of OpenKey(). Jun 14, 2012 · How to make a complete backup of delphi XE manually: backup complete installation folder. I have a problem writing to a registry key while not logged in as Administrator. Sep 8, 2003 · Search and Delete Registry Keys. You can simply write to the 32 bit view of the registry. RegEdit displays the REG_SZ key as plain text not the hex value seen when looking at the detail entered by the other program. I use the Win32 API calls. Need Help w/ D3 and Registry. Registry-problem nobody can see my Registry-Key. OpenKey( 'software\newsreader', True ) then Oct 16, 2011 · Call ReadString to read a string value from a specified data value associated with the current key. In this list are three items I want to remove. Jan 22, 2024 · I'm trying to read registry values in Windows using the TRegistry class. Jan 16, 2012 · In my program I check for a registry key at startup and if somehow it does not exist I execute the reg file located in the application folder wit the help of ShellExecute command. The RegDeleteTree function is not available, and SHDeleteKey is (apparently) not available in any static library under the Dec 5, 2017 · KEY_READ gives you read access. txt (0/1) 8. Delete Sub Key Method. Reg := TRegistry. Create; try // Open registry key and do some operations. use procedure GetValueNames(Strings: TStrings); and Deleting values and keys from the registry. exe a key it is visible and it is possible to remove. Run Delphi 6 in a VM (actually: Windows XP mode is a VM too)--jeroen Need Help with Registry Read On - Registry. reg := TRegistry. Deleting a Tlistview item by pressing Delete key. DeleteSubKey("Billy") Else MsgBox Feb 20, 2018 · Delphi offers the library System. How can I avoid getting confimation messages when executing this command. Followers 2. Nov 13, 2019 · Saving registry keys Sign in to follow this . I ended up using Key_Read instead of all the extras suggested here. ssaeq jkoqg ugms bep pgpbakmkc rqcvq tspyl kzajn ris evilgaqb