How to change image on panel when doing mouseover using CSS - ExtJs?
问题 I'm trying to change images when doing mouseover/mouseleave using CSS or SASS. However, to acomplish this I can always do: header = panel.getHeader().getEl(); and then do this: //mouse enter event header.on('mouseover', function (e) { ....... ....... }, me); //mouseleave event header.on('mouseleave', function (e) { ........ }, me); However, I'm trying to accomplish the same functionality using CSS or SASS . Basically: a) All images should be displayed by default when loading the accordion. (