Maximum lines of text allowed in each item. Space will be reserved even when there is not enough lines of text to display.
Note: This property takes effect only when iconMode is constantICON_MODE_TOP. To make the text wrap, fixedColumnWidth should be greater than zero.
Maximum lines of text allowed in each item. Space will be reserved even when there is not enough lines of text to display. Note: This property takes effect only when iconMode is constant ICON_MODE_TOP. To make the text wrap, fixedColumnWidth should be greater than zero.