WS_EX_CONTROLPARENT top-level constant
int
const WS_EX_CONTROLPARENT
The window itself contains child windows that should take part in dialog box navigation.
If this style is specified, the dialog manager recurses into children of this window when performing navigation operations such as handling the TAB key, an arrow key, or a keyboard mnemonic.
Implementation
const WS_EX_CONTROLPARENT = 0x00010000;