Visual Basic System Services
Adding Control Panel Functions to a VB Application: D-F
Posted:   Friday September 17, 1999
Updated:   Monday December 26, 2011
Applies to:   VB4-32, VB5, VB6
Developed with:   VB4-32, Windows 95, VB6, Windows NT4
OS restrictions:   Win9x, NT4, 2000
Author:   VBnet - Randy Birch, Karl E. Peterson, Others (below)


Rundll32: Control Panel Functions A-C
Rundll32: Control Panel Functions D-F
Rundll32: Control Panel Functions G-J
Rundll32: Control Panel Functions K-N
Rundll32: Control Panel Functions O-R
Rundll32: Control Panel Functions S-Z
 Below:   Date & Time Properties
Dial Up Networking (DUN)
Display Options (Standard Windows Display Property Page*)
Format Drive Dialog (floppy disk only)

Date & Time Properties
command: rundll32.exe shell32.dll,Control_RunDLL timedate.cpl,,0
result: displays Set Date & Time properties tab
command: rundll32.exe shell32.dll,Control_RunDLL timedate.cpl,,1
result: displays the Time Zone properties tab

Dial Up Networking (DUN)
module: RNAUI.DLL
command: rundll32.exe rnaui.dll,RnaDial {name of connection to establish}
result: displays the Connect To dialog for the passed connection. If connected, displays the connection status dialog.
command: rundll32.exe rnaui.dll,RnaWizard
result: displays the Dial Up Networking Connection Wizard

Display Options (Standard Windows Display Property Page*)
module: DESK.CPL
command: rundll32.exe shell32.dll,Control_RunDLL desk.cpl,,0
result: displays the Background tab selected
command: rundll32.exe shell32.dll,Control_RunDLL desk.cpl,,1
result: displays the Screen Saver tab selected
command: rundll32.exe shell32.dll,Control_RunDLL desk.cpl,,2
result: displays the Appearance tab selected
command: rundll32.exe shell32.dll,Control_RunDLL desk.cpl,,3
result: displays the Settings tab selected
comments: Note: Your video adapter may install other property pages into DESK.CPL dynamically when selected with its own icon (i.e an ATI or Matrox control panel icon). Additionally, it also may invoke its own control panel applet mimicking the Windows display options.

command: rundll32.exe shell32.dll,Control_RunDLL findfast.cpl
result: displays the Office FindFast control panel applet (if installed)

module: SHELL32.DLL
command: rundll32.exe shell32.dll,SHHelpShortcuts_RunDLL FontsFolder
result: displays the Fonts Folder in Explorer view
command: rundll32.exe shell32.dll,Control_RunDLL main.cpl @3
result: Also displays the Fonts Folder in Explorer view

Format Drive Dialog (floppy disk only)
module: SHELL32.DLL
command: rundll32.exe shell32.dll,SHFormatDrive
result: displays the floppy disk Format Drive dialog. Causes the Drive A to be accessed on showing.
Thanks to Marty List for sending in this command


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