list
List gadgets

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<list> ( hook presenter model -- gadget )

Vocabulary
ui.gadgets.lists

Class description
A list control is backed by a model holding a sequence of objects, and displays as a list of presentation instances of these objects.

Lists are created by calling <list>.

Keyboard Navigation commands
Lists can be navigated from the keyboard.

Shortcut	Command	Word	Notes
Press Button	Request Focus	request-focus
UP	Select Previous	select-previous
DOWN	Select Next	select-next
PAGE_UP	List Page Up	list-page-up
PAGE_DOWN	List Page Down	list-page-down
RET	Invoke Value Action	invoke-value-action

Definition

USING: ui.gadgets.packs ;

IN: ui.gadgets.lists

TUPLE: list < pack index presenter color hook ;

Methods

USING: accessors kernel math.rectangles namespaces opengl
ui.gadgets.lists ui.render ;

M: list draw-gadget*
    origin get [
        dup color>> gl-color selected-rect
        [ rect-bounds gl-fill-rect ] when*
    ] with-translation ;


USING: kernel ui.gadgets ui.gadgets.lists ;

M: list focusable-child* drop t ;


USING: kernel models ui.gadgets ui.gadgets.lists ;

M: list model-changed
    nip dup clear-gadget dup <list-items> add-gadgets
    bound-index ;