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ActiveX (487)

OpenTools API (424)
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System
How can I...

...fetch the portable executable's checksum using ImageHelp?
04.06.2006
Hits: 11765

...check, if a process is running?
19.01.2006
Hits: 27438

...realize a MultiSelect in ShellListView?
11.01.2006
Hits: 14250

... export a big const from a DLL?
11.01.2006
Hits: 13162

...detect memory leaks?
11.12.2005
Hits: 20625

...switch the XP startpanel to classic or XP style?
15.09.2005
Hits: 17283

...change the local/remote/active directory system group policy?
19.08.2005
Hits: 16546

...detect if the program is running inside VMWare?
31.07.2005
Hits: 14759

...retrieve Environmental Variables as strings by name?
09.05.2005
Hits: 16587

... get info on memory usage from a given process?
09.05.2005
Hits: 18635

...be notified when a session lock occurs?
02.05.2005
Hits: 13460

...get the current drive letter?
02.05.2005
Hits: 11588

...open windows's task manager?
23.04.2005
Hits: 13619

...retrive Windows Product Key?
23.04.2005
Hits: 47101

...check if a partition is NTFS or FAT formated?
23.04.2005
Hits: 13419

...read MSN user contact list ?
13.04.2005
Hits: 16196

...always show balloon tips upon other objects?
21.03.2005
Hits: 16301

...jump to a specific edit component in a foreign application?
13.03.2005
Hits: 14669

...get the Active Window Caption?
05.02.2005
Hits: 19695

...pass command line parameters from a started programm to an already running one?
22.01.2005
Hits: 19497

...control the behaviour of the PC PowerOn/Off button (APM)?
04.01.2005
Hits: 15723

...start a dialup connection?
22.12.2004
Hits: 16251

...check to see if files are pending to be burned om a CD?
22.12.2004
Hits: 10991

...show the system menu for form on demand?
08.11.2004
Hits: 14305

...change the size and position of foreign windows?
27.10.2004
Hits: 14701

..add an item to the folder popupmenu (explorer)?
18.10.2004
Hits: 14238

... implement a microsecond resolution Delay?
16.10.2004
Hits: 15053

... call a DLL function with variable RT-parameter dynamically?
16.10.2004
Hits: 19281

...enable/disable the system menu close button at run-time?
16.10.2004
Hits: 10916

...detect if a USB device is connected or disconnected?
17.08.2004
Hits: 47822

...run a program on a specified set of CPUs on a multiprocessor system?
29.06.2004
Hits: 18580

...Get Information about a Process using WMI?
08.05.2004
Hits: 30198

...get/set the doubleclick time?
07.05.2004
Hits: 8706

...immediately start a service after its installation?
28.04.2004
Hits: 17842

...check, if a CD-Recorder is available? (WinXP)
24.04.2004
Hits: 10395

...simulate ALT + TAB?
18.04.2004
Hits: 18623

...get the NT Domain and UserName of a Process?
18.04.2004
Hits: 17905

...Retrieve the current user's SID?
03.04.2004
Hits: 19517

...Refresh all Internet Explorer Windows?
12.03.2004
Hits: 11392

...retrieve CPU information?
06.03.2004
Hits: 27494

...check if the Workstation is locked?
06.03.2004
Hits: 11669

...enumerate the registry keys modified in a given time range?
27.02.2004
Hits: 16432

...check, how long the system is Idle?
25.01.2004
Hits: 16242

...get EXE path from window handle?
20.01.2004
Hits: 26532

...Detect terminal services?
21.12.2003
Hits: 17234

...check if the user uses 24 hour format?
17.12.2003
Hits: 9630

...check if we are running in a terminal client session?
18.11.2003
Hits: 11874

...get/set the positions of desktop icons?
29.10.2003
Hits: 25076

...get notified when the content of the clipboard changes?
21.10.2003
Hits: 12996

...invoke Shutdown Windows dialog?
02.10.2003
Hits: 16460

...list all assigned events of all components?
02.10.2003
Hits: 11243

...detect if an Application is running within VMware?
26.07.2003
Hits: 17675

...Determine if you are running inside Virtual PC?
27.05.2003
Hits: 17557

...trap mouse events outside of my application?
26.04.2003
Hits: 34719

...run a process in the security context of another user?
24.04.2003
Hits: 21572

...install a keyboard hook?
24.04.2003
Hits: 40654

...determine whether the computer supports hibernation, the sleep states?
29.03.2003
Hits: 12562

...Get / Set the Clipboard text (without using VCL)?
22.03.2003
Hits: 39451

...get notified when the user changes the theme (XP)?
17.03.2003
Hits: 11206

...store a TDateTime in the registry?
17.03.2003
Hits: 14296

...read/write REG_DWORD values from/to the Registry?
13.03.2003
Hits: 17434

...detect when wini.ini setting have changed?
11.03.2003
Hits: 11202

...create a System Restore point (XP)?
10.03.2003
Hits: 20319

...get the name of the current visual style, the color scheme name and size name (XP)?
07.03.2003
Hits: 10913

...implement Drag&Drop from an external application to your own application?
02.03.2003
Hits: 22629

...Enumerate all extensions and their servers in the registry?
01.03.2003
Hits: 11451

...get paths of the folders in 'My Computer'?
22.02.2003
Hits: 13857

...Disable CTRL+ALT+DELETE under XP?
16.02.2003
Hits: 35087

...patch a process?
27.10.2002
Hits: 27629

...use TMemoryStream to save data?
20.10.2002
Hits: 22326

...build a Terminal Services Client?
20.10.2002
Hits: 27871

...open the standard email client?
20.10.2002
Hits: 16517

...get the installed keyboard layouts?
23.09.2002
Hits: 13840

...get/set the caret blink time?
23.09.2002
Hits: 10892

...show/hide the ActiveDesktop?
05.09.2002
Hits: 13983

...get the number of Files in the Recycle Bin and their total size?
04.09.2002
Hits: 14125

...add items to the Application's Windows System Menu?
03.09.2002
Hits: 15809

...read a REG_MULTI_SZ value From the Registry?
02.09.2002
Hits: 26671

...Build a Multi Screen Emulator?
30.08.2002
Hits: 34841

...get the caret-position systemwide?
27.08.2002
Hits: 12440

...turn on/off Caps/Num/Scroll Lock?
16.08.2002
Hits: 24492

...transition the system from the working state to the standby/ hibernate state?
14.08.2002
Hits: 20093

...get the start command for a installed Mail-Client?
14.08.2002
Hits: 10847

...set system evrionment variable?
12.08.2002
Hits: 19592

...timing a windows shutdown?
26.07.2002
Hits: 28879

...change size of the Windows Start Button?
26.07.2002
Hits: 18166

...obtain DLL-specific version information?
19.07.2002
Hits: 20008

...manage, control NT-Services?
19.07.2002
Hits: 38237

...get names of installed Mail-Clients?
17.07.2002
Hits: 11191

...create a icon in the system tray?
05.07.2002
Hits: 64538

...get the primary domain controller (PDC)?
05.07.2002
Hits: 16306

...check if a service is running?
28.06.2002
Hits: 27418

...determine if my program/Service is running under the System account?
27.06.2002
Hits: 15569

...transfer strings, images (streams) between processes?
26.06.2002
Hits: 24282

...obtain the text of a specified window's title bar?
24.06.2002
Hits: 15737

...tell if a folder is shared?
23.06.2002
Hits: 20643

...retrieve the handle to the Windows Shell window?
20.06.2002
Hits: 16016

...get the handle to the window that ownes the taskbar buttons (NT)?
20.06.2002
Hits: 16013

...check whether an application (window) is not responding?
19.06.2002
Hits: 30577

...return information about the current system?
16.06.2002
Hits: 25672

..determine if the window is a Unicode window?
16.06.2002
Hits: 12838

...deactivate the (Windows) keys with a systemwide Hook?
14.06.2002
Hits: 39975

...show the 'Choose Domain' dialog?
10.06.2002
Hits: 11259

...list the user privileges (NT)?
10.06.2002
Hits: 18265

...remove a Dll from memory?
10.06.2002
Hits: 19723

...detect whether the CPU supports MMX?
10.06.2002
Hits: 11038

...switch a console application to full screen?
10.06.2002
Hits: 18513

...show the 'run' Dialog?
03.06.2002
Hits: 13989

...change the system time?
01.06.2002
Hits: 28397

...use the AdjustTokenPrivileges function to enable a privilege?
01.06.2002
Hits: 20375

...enumerate registry keys?
31.05.2002
Hits: 14186

...create a registry entry in the autorun key?
30.05.2002
Hits: 29064

...Show Balloon Tips for the Tray Icon?
28.05.2002
Hits: 43361

...get the text of a StatusBar?
22.05.2002
Hits: 19478

...use the IP Address Control in a Form?
10.05.2002
Hits: 24037

...get the associated icon of a file shortcut (2)?
10.05.2002
Hits: 14102

...get the Windows Version? (2)
08.05.2002
Hits: 22772

...display the exported Dll functions?
08.05.2002
Hits: 24342

...resolve environment variables?
08.05.2002
Hits: 15653

...determine the user's logon domain?
07.05.2002
Hits: 22840

...copy a string to the Clipboard and read it back?
19.04.2002
Hits: 18919

...receive session switch notifications (XP)?
10.04.2002
Hits: 21427

...show the windows recycle bin?
01.04.2002
Hits: 13342

...flush the mouse/keyboard buffer?
14.03.2002
Hits: 19790

...refresh the icon cache?
05.03.2002
Hits: 17642

...switch the keyboard layout for the application?
28.02.2002
Hits: 15091

...detect if the system time has been changed?
19.02.2002
Hits: 15294

...detect if Alt, Shift, Control are pressed?
10.02.2002
Hits: 20261

...get the used memory for a process?
03.02.2002
Hits: 22820

...run a console application and get its output?
02.02.2002
Hits: 28817

...get the CPU name/ speed?
27.01.2002
Hits: 24815

...format a currency according to the specified locale's settings ?
24.01.2002
Hits: 14036

...determine the position of the taskbar?
23.01.2002
Hits: 19610

...list information about all users currently logged on to a workstation?
11.01.2002
Hits: 20525

...get the CPU usage in percent on Windows NT/2000/XP?
10.01.2002
Hits: 43549

...obtain a list of loaded drivers under Windows NT?
08.01.2002
Hits: 17366

...flash a window a number of times?
04.01.2002
Hits: 17446

...dynamically load DLL's?
04.01.2002
Hits: 32366

...Prevent Windows Shut Down?
03.01.2002
Hits: 24740

...change a user's password for a specified network server or domain ?
28.12.2001
Hits: 20402

...get the power status?
05.12.2001
Hits: 15353

...change the priority of applications main thread?
05.12.2001
Hits: 16502

...execute actions when the program is Idle?
24.11.2001
Hits: 18216

...access a certain part of a GUID?
15.11.2001
Hits: 17407

...switch to Standby mode?
12.11.2001
Hits: 13975

...lock the workstation?
03.11.2001
Hits: 20655

...get the screensaver time-out value?
03.11.2001
Hits: 13154

...write data to the printer port?
27.10.2001
Hits: 20365

...write/read a string to/from the serial port?
24.10.2001
Hits: 52434

...determine whether the screen saver is enabled?
21.10.2001
Hits: 12406

...set system menu fonts?
14.10.2001
Hits: 12819

...get systen menu fonts?
13.10.2001
Hits: 11685

...comunicate process-spanned with WM_COPYDATA?
10.10.2001
Hits: 19759

...use functions from Rundll32?
27.09.2001
Hits: 38813

...read the ROM-BIOS?
21.09.2001
Hits: 38752

...run an application once a windows-session?
21.09.2001
Hits: 20006

...copy/paste custom items to/from the clipboard?
13.09.2001
Hits: 20080

...check if the ActiveDesktop is activ?
09.09.2001
Hits: 14428

...select a computer from the network neighborhood?
09.09.2001
Hits: 19120

...get associated icon of a file shortcut?
02.09.2001
Hits: 26789

...hook into the Clipboard Notification Chain?
02.09.2001
Hits: 14929

...Click on a button of another Application?
01.09.2001
Hits: 29796

...Change the Standard Windows dialogs?
16.08.2001
Hits: 18641

...call the systemtime dialog?
07.08.2001
Hits: 12724

...convert TFileTime to TDateTime?
07.08.2001
Hits: 14514

...get the position of the current active window?
06.08.2001
Hits: 14302

...get / set system colors?
06.08.2001
Hits: 14214

...cause the system to beep without using any windows resources?
23.07.2001
Hits: 16043

...enumerate processes and terminate them?
20.06.2001
Hits: 43888

...get the Bios Date?
18.06.2001
Hits: 21908

...show the Startmenu/Run Dialog?
16.06.2001
Hits: 12986

...Hide the internet connection status from system tray?
29.05.2001
Hits: 16262

...determine if a Comm Port is available?
04.05.2001
Hits: 22462

...list all Windows with a Button on the taskbar?
03.05.2001
Hits: 21061

...read the environemnt strings?
20.04.2001
Hits: 16380

...detect Shift Key on application startup?
19.04.2001
Hits: 14227

...send keystrokes to notepad?
16.04.2001
Hits: 30704

...retrieve the licensing information from Windows?
16.04.2001
Hits: 16892

...restart the own program?
15.04.2001
Hits: 29567

...check if Word is installed?
13.04.2001
Hits: 15678

...detect a Mouse Click on the Caption of a form?
11.04.2001
Hits: 16701

...register a systemwide hotkey?
10.04.2001
Hits: 42949

...get a list of users who are registered on the NT Workstation?
03.04.2001
Hits: 19244

...communicate between applications?
29.03.2001
Hits: 37665

...Create a window with pure API?
25.03.2001
Hits: 24023

...enumerate windows and child windows?
24.03.2001
Hits: 27412

...Use a Console in non-console Applications?
18.03.2001
Hits: 19127

...change the priority class for a specified process?
17.03.2001
Hits: 17855

...determine the first/the number of CD-Rom Drive(s)?
15.03.2001
Hits: 16465

...get notified when a Form is Minimized or Maximized?
11.03.2001
Hits: 17367

...execute the Explorers find file dialog box?
11.03.2001
Hits: 16589

...simulate a mouse click?
09.03.2001
Hits: 46392

...detect changes in display?
09.03.2001
Hits: 13838

...program a Counter?
09.03.2001
Hits: 19927

...get the CPU Speed?
08.03.2001
Hits: 24569

...detect a Windows Shutdown?
07.03.2001
Hits: 22858

...prevent the screensaver from starting?
06.03.2001
Hits: 17242

...simulate Ctrl-C and Ctrl-V systemwide?
04.03.2001
Hits: 24460

...change the height and width of a foreign window?
28.02.2001
Hits: 15174

...hide the clock in the system tray?
27.02.2001
Hits: 17066

...retrieve a window handle?
27.02.2001
Hits: 109471

...hide and disable the start button and the start menu?
27.02.2001
Hits: 25353

...determine the number of mouse buttons?
25.02.2001
Hits: 11935

...get the systems default language?
25.02.2001
Hits: 19780

...block keyboard and mouse input?
24.02.2001
Hits: 31937

...get the Windows Version?
24.02.2001
Hits: 34207

...disable the system menu close button?
22.02.2001
Hits: 16989

...know if a computer is attached to a network?
22.02.2001
Hits: 21119

...get the focus systemwide?
21.02.2001
Hits: 17972

...get the caption of the control under the mouse cursor?
17.02.2001
Hits: 17485

...read and store string-values from/to the Registry?
14.02.2001
Hits: 19606

...use not registered font types?
02.02.2001
Hits: 16294

...get the current color depth?
02.02.2001
Hits: 12563

...return Messages in PC native language?
31.01.2001
Hits: 17923

...get process informations? (Windows NT/2000)
26.01.2001
Hits: 25245

...display formated error messages?
26.01.2001
Hits: 19353

...get the default selected screensaver?
21.01.2001
Hits: 12382

...create a new folder in the start menu?
21.01.2001
Hits: 16481

...install a screensaver?
20.01.2001
Hits: 15153

...kill a task?
18.01.2001
Hits: 65716

...bring (force) a Window to the foreground?
08.01.2001
Hits: 50373

...get the time zone?
29.12.2000
Hits: 16819

...confine the mouse?
22.12.2000
Hits: 17097

...start the screensaver?
04.12.2000
Hits: 16485

...format a Win32 drive?
27.11.2000
Hits: 18656

...minimize all windows?
24.11.2000
Hits: 19873

...disable/enable/hide/show taskbar?
23.11.2000
Hits: 24930

...simulate the pressing of keyboard keys?
23.11.2000
Hits: 84411

...create a multimedia timer?
21.11.2000
Hits: 29815

...change the caption of other applications?
20.11.2000
Hits: 20046

...get if logged in as administrator? (NT/2000 only)
07.11.2000
Hits: 23083

...set/retrieve the Computer Name?
05.11.2000
Hits: 28424

...Associate an application with a file extension?
30.10.2000
Hits: 21146

...empty recycle bin?
20.10.2000
Hits: 16309

...shutdown / reboot / logoff Windows 9x/NT/Me/2000/XP?
16.10.2000
Hits: 82718

...get names of available comm ports?
11.10.2000
Hits: 20513

...send a windows message with SendMessage?
10.10.2000
Hits: 32181

...get the current Username?
07.10.2000
Hits: 34524

...get the startmenu's directory ?
19.09.2000
Hits: 13898

...get the volume name?
16.09.2000
Hits: 16462

...get windows, system, temporary directory?
31.08.2000
Hits: 38101

...get Windows uptime?
26.08.2000
Hits: 22156

...get handle and class name from the current mouse pos?
26.08.2000
Hits: 20307

...check if Softice is loaded?
10.07.2000
Hits: 19012

...format date and time using the format given by a Format?
29.06.2000
Hits: 20484

...use program parameters?
26.04.2000
Hits: 21535

...hide the application from tasklist (Ctrl+Alt+Del)?
15.03.2000
Hits: 47499

...get the total and available memory?
17.01.2000
Hits: 25582

...get the drive type?
16.01.2000
Hits: 19960

...open the start menu?
10.01.2000
Hits: 15948

...detect system font size?
09.01.2000
Hits: 14465

...determinate in whitch way windows is started?
09.01.2000
Hits: 16167

...stop Windows from displaying critical error messages?
08.01.2000
Hits: 17521

...prevent Alt+F4?
08.10.1999
Hits: 25788

...suspend the PC?
07.10.1999
Hits: 17201

...prevent Ctrl+Alt+DEL?
07.10.1999
Hits: 37281

...hide the start button?
07.10.1999
Hits: 18286

...turn off the monitor?
07.10.1999
Hits: 25833

...hide a program from the taskbar?
07.10.1999
Hits: 35686

...read the harddisk serial number?
07.10.1999
Hits: 34045

...delete an item from the SystemMenu?
07.10.1999
Hits: 15373

...convert ASCII to ANSI?
07.10.1999
Hits: 20609

...show the format dialog?
07.10.1999
Hits: 14462

...use the registry?
07.10.1999
Hits: 27446

...check if taskbar autohide feature is enabled?
07.10.1999
Hits: 15954

...enable and disable CD autorun?
07.10.1999
Hits: 19778

...change the desktop wallpaper?
07.10.1999
Hits: 30093

...open an applet from the control panel?
07.10.1999
Hits: 22304

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