PictureTranspFactor property

Remarks

Applies alpha channel transparency to the pictures displayed over the button's surface.

This property value can range from a default value of 0 (total opacity) to a value of 255 (total transparency). A value entered out of this range produces a value of 0.

Below you can see two buttons: the left one has a picture whose PictureTranspFactor property is set to 0, the right one has a picture use PictureTranspFactor property is set to 128.

Applies on picture or animation files selected on Picture, PictureMouseOver, PicturePressed and PictureDisabled properties.

Further information about alpha channel transparency management can be found inside the How to manage alpha channel transparency section.

Get / Set functions

ULONG abmGetPictureTranspFactor (

HWND hWndBtn

);

void abmSetPictureTranspFactor (

HWND hWndBtn,

short nFactor

);

Parameters	Description
hWndBtn	Windows handle associated to the button.
nFactor	Specifies the transparent factor.

Container function

short abmContainerSetting (

HWND hWndContainer,

short nSetting,

long newValue

);

Parameters	Description
hWndContainer	Windows handle associated to the button container.
nSetting	Must be set to SET_PICT_TRANSP_FACTOR
newValue	Same meaning of the nFactor parameter described before