Call this member function to set the button's command ID, style, and image number.
void SetButtonInfo(
int nIndex,
UINT nID,
UINT nStyle,
int iImage
);
Parameters
nIndex
Index of the button or separator whose information is to be set.
nID
The value to which the button's command ID is set.
nStyle
The new button style. The following button styles are supported:
TBBS_BUTTON Standard pushbutton (default)
TBBS_SEPARATOR Separator
TBBS_CHECKBOX Auto check-box button
TBBS_GROUP Marks the start of a group of buttons
TBBS_CHECKGROUP Marks the start of a group of check-box buttons
TBBS_DROPDOWN Creates a drop-down list button.
TBBS_AUTOSIZE The button's width will be calculated based on the text of the button, not on the size of the image.
TBBS_NOPREFIX The button text will not have an accelerator prefix associated with it.
iImage
New index for the button's image within the bitmap.