MMCN_BTN_CLICK 
[This is preliminary documentation and subject to change.] 
Sent to the snap-in's IComponent, IComponentData, or IExtendControlbar implementation when a user clicks on one of the toolbar buttons.
Parameters
For IComponent::Notify or IComponentData::Notify:
- 
lpDataObject
- 
[in] Pointer to the data object of the currently selected scope or result pane item.
- 
arg 
- 
Must be zero.
- 
param 
- 
CmdID of the button equal to a value of the MMC_CONSOLE_VERB enumeration.
For IExtendControlBar::ControlbarNotify:
- 
arg
- 
Data object of the currently selected scope or result pane item.
- 
param
- 
[in] CmdID of the button equal to a value of the MMC_CONSOLE_VERB enumeration.
Return Values
Not used.
See Also
IComponent::Notify, IComponentData::Notify, IExtendControlbar::ControlbarNotify