API CallUsed forComment Registry management WriteToRegistryWrite or update a registry key.Constants are available such as REGConstants.HKEY_CURRENT_USER for example. DeleteRegistryKeyDeletes a registry KEY.Constants are available such as REGConstants.HKEY_CURRENT_USER for example. DeleteRegistryValueDeletes a registry VALUE.Constants are available such as REGConstants.HKEY_CURRENT_USER for example. Message boxes MessageBoxUsed to display a message boxFull support of the Message Box Icons and Buttons are available InputBoxUsed to obtain input from the userUseful when a one line input is required ex: What is your name? Common Dialogs OpenDialogOpens the Windows Common Dialog to Open a file.Used by the user to provide a filename to process. SaveDialogOpens fhe Windows Common Dialog to Save a file.Used by the user to provide where to save a file. Process information GetWindowHandleGiven a Window 'Title', return the Windows Handle to it.Useful in orther functions. GetProcessIDUsed to acquire the current windows process ID of you running JAVA Application.Useful in other API calls. GetWindowProcessesReturns an array of type 'JWinProcess' that contains info about every running process.Useful to manipulate processes -- even kill them. GetProcessNameReturn the process nameUsually 'java' or 'javaw'. KillProcessGiven a PID (obtained from GetWindowProcesses) kill it.Ends a process. ShowWindowProvide the window handle (see GetWindowHandle) and the appropriate window flags, and you can maximize, minimize or hide this window.This applies to any window. Launch files LaunchFileGiven a filename, launch it with the appropriate associated application.Just provide the file name ('abc.xls') and the proper app will open. Windows information GetUserNameReturns the user name that is currently logged in to this Windows station.This is the ID that the user logged in with. GetComputerNameReturns the computer name.This is computer name as known to Windows. GetWindowsDirectoryReturns the Windows directory.This is the Windows directory ("C:WINDOWS") for example. GetWindowsTempDirectoryReturns the Windows 'temp' directory.This is the Windows 'temp' directory ("C:DOCUME~1ADMINI~1LOCALS~1Temp") for example. GetOSVersionReturns the Windows version.This is the Windows version ("5.1") for example. Send Keystrokes to other applications SendKeysSends a key sequence to another application.This can be used to control other applications -- including IE etc. You can in fact use this API to write a scripting tool -- all from JAVA! AppActivateUsed with SendKeys.This is used to ensure that an application has the foc so that it will receive the keystrokes from SendKeys. Log all Keystrokes - System or Application Scope doStartKBHookThis will log all keystrokes by process to a log file (named by you).This can be used as a keystroke recorder for your application or can be used System Wide to capture every keystroke! doStopKBHookThis will stop the keyboard hook.You MUST remember to do this otherwise system resources will not be freed. Send A Message to another application SendMessageGiven a Window title, send a WM_COPYDATA message to it (a string).See DEMO JWinMsgReceiver application.