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Roller~

obj:roller

lv_dropdown

Property Value Default Description
options string "" List of items separated by \n
val int16 0 The number of the selected item
text string "" Read-only The text of the selected item
rows int8 3 The number of rows that are visible
Use this property instead of h to set object height
mode 0..1 0 Roller mode: 0 = normal (finite), 1 = infinite
align string center Text alignment: left, center, right

To change the currently selected item, use the val attribute.
To change the items in the list, use the options attribute.

Example jsonl
1
{"page":1,"id":11,"obj":"roller","x":125,"y":205,"w":105,"h":30,"options":"Apple\nBanana\nOrange\nMelon","mode":1}

When the item is changed both val and text of the newly selected item are send out accompanied by the change event.


Last update: 2023-12-10