The getenvironmentvariable string method retrieves an environment variable from the environment block of the current process only. The addin is based on addin express 2 technology and designed to show you how to create addins, how to manage addins toolbars and controls, and how to get an access to word objects. Pred6 you had to use the win32 api function by the same name and mess with pchars. The software is for calculating engineering equations.
This was posted under another topic, but that thread has disappeared from my new group listing for some reason. It returns a version of the string with the placeholders replaced by environment values. To get it, use the registry key by reading the programfilesdir key. Some variables such as home are not always defined and others like path use an operating system dependent format different delimiters. I have an exe file for a custom made software application which was written in delphi. I am using getenvironmentvariable api on windows xp, sp2 to get a system environment variable but it always give me the value which was at the time of booting. Environment variables are highly operating system dependent. Brian cryer is a dedicated software developer and webmaster. How to access environment variables delphi pascal source.
Gets the environment variables for the current process. Getenvironmentvariablestring method returns the value of the environment variable specified by variable, or null if the environment variable is not found. How to programming with delphi5 how to build software. Disabling the login prompt without using the tdatabase bypass. I am using getenvironmentvariablepch arvar, pcharresultvar, size to get path. Declare function setenvironmentvariable lib kernel32. They are one of the techniques that when you master, you will be able to perform tasks that are totally unaccomplishable using any other technique.
It is equivalent to calling the getenvironmentvariable string, environmentvariabletarget method with a target value of environmentvariabletarget. After that even if i change the value through my computer, right click, advance tab. Getenvironmentstrings returns a block of nullterminated strings, terminated by a doublenull. However we can use getenvironmentvariable function to get some extra information. But, of course, you have to set it before you log on to oracle. I have 5 products that customers use and the company i work for has been taken over by a new company. As part of the operating system, all scripting languages have been able to read both user and systemlevel environment variables, but none have made it easier to work with them than powershell. Whats the best method for getting the local computer name in delphi. The case of the specified environment variable name is ignored.
Solution need a delphi 2007 programmer article an update to changing windows screen resolution using delphi video exchange 2019 change the cypher suites using iis crypto 3. Environment variables are one of those features of windows that have been around for a long time. I have a task schedule created which runs under system account which also calls the same getenvironmentvariable api. Declare function getenvironmentvariable lib kernel32. Setenvironmentvariable sets the value of one of the computers. If you try and directly read the buffer returned into a delphi string, you will only get the first entry. You will need to include sysutils to use the getenvironmentvariable function. Getenvironmentvariablestring has the following parameters. These notes are believed to be correct for delphi 6 and delphi 7 and may apply to other versions as well.
To retrieve all environment variables along with their. We would like to show you a description here but the site wont allow us. Windows environment variables hold some system paths or user defined paths. Find program files folder on win64 hi, im trying to get the program files folder on a 64bit system from a 32bit program. Back in the days of windows 98 the block size was small about 16kb and was incremented in 4kb chunks. We now need to upgrade the operating system platform to microsoft windows 7 but found that the old system developed in delphi 5 could not be installed in microsoft windows 7. Environment variables are a vital scheme for both querying and setting vital information for serious software applications.
Call getenvironmentvariable to retrieve the value of an environment variable, passed as name, for the current process. As some time we need to update clients about their account details, status or any other information through mail. Seed7 provides the functions homedir and getsearchpath to get the home directory and the search path in an operating system independent manner. How can we read the contents of a specified environment variable there is an api getenvironmentvariable, which retrieves the contents of the specified variable from the environment block of the calling process void readenvironmentvariable tchar tcpathmax. Getenvironmentvariable doesnt work in inno setup delphi. This works completely fine when run under logged in user context. Using the environment for this task is the wrong solution, as the environment is hackable. Decompile a delphi exe file delphi software development. Surprisingly, it fails every time this api is being called from the task scheduler. Top 4 download periodically updates software information of delphi 5 full versions from the publishers, but some information may be slightly outofdate. I have changed the exe icons and also the ones on the forms how can i change the windows desktop icons to the new company logo using delphi 5 and not having to. Getenvironmentvariable returns the value of the envvar environment variable. How to get windows special directories path in delphi.
Is there any function that returns the value of an msdos evironment variable. Retrieves the value of an environment variable from the current process or from the windows operating system registry key for the current user or local machine. On modern windows systems this size is massively increased. Getenvironmentvariableusername not working answered rss 8 replies last post mar 28, 2010 10. Get all environment variables system info examples for delphi with complete source codes. The shgetspecialfolderlocation, for some reason, lacks the common program files directory as a command. Delphi 5 software free download delphi 5 top 4 download. Im a bit rusty with the bde but i dont think theres an easy way to avoid the login prompt if what youre saying is that youre not using a tdatabase component in your project. The following table defines the standard environment variables for microsoft windows. The following example demonstrates the getenvironmentvariable method. The garbled path variable the art of delphi programming. Posts about getenvironmentvariable written by sanoop s p. I have lost the source code and need to decompile and reb. When windows starts a program it provides the program with a copy of its.
Retrieving environment variables such as path, comspec, prompt, etc. I dont see your problem, however, because the oracle client is going to have to be installed on all those workstations, and the installation of. Hi im using inno setup delphi based for my installer i am working on. We will develop six delphi routines that wrap these api calls plus one that can be. Following getenvvar function can help you to easily retrieve environment variables regardless of whether your program is 16bit. We have a large clientserver system developed 10 years ago using delphi 5 running on windows xp. Get all environment variables system info delphi examples.
A collection of delphi environment variable routines. Set windows environmental variables path using delphi. Ive used wow64disablewow64fsredirection without success. Getenvironmentvariablecomputername the computer name environment variable is set by the system. The expandenvironmentvariables method takes a format string as argument that contains environment variable placeholder strings within. Adam bertram is a 20year it veteran, microsoft mvp. Find answers to how to get environment variables in delphi3 from the expert community at experts exchange. Using warez version, crack, warez passwords, patches, serial numbers, registration codes, key generator, pirate key, keymaker or keygen for delphi 5 license key is. So delphi provides so many easiest ways to send mail from our delphi application. Also note that normally you should not need to use the username during an install, and that it might not be the one you really wanted if the installer is running elevated. Look at getenvironmentvariable, setenvironmentvariable in windows. For his day job he develops websites and desktop applications as well as providing it services.
1316 976 357 232 1447 1198 988 975 231 1431 83 149 525 1467 57 828 1286 533 333 1167 742 654 344 788 1104 1015 861 140 313 830 669 529