Add tab close buttons #28
Merged
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This PR adds a new
MouseEventHandlerthat tracks whether the element is hovered or clicked and relays this state to anFnOnceso it can be used to inform the appearance of element.MouseEventHandlerdepends on a newValueHandlefacility that I added toAppContext. Value handles allow mouse handler elements with the same id to store and retrieve ephemeral state across different frames. This is needed because elements are reconstructed on every frame.This PR adds: