interfaces/popover.tentative.idl

partial interface HTMLElement {
  undefined togglePopover(optional boolean force);
  undefined showPopover();
  undefined hidePopover();
  [CEReactions] attribute DOMString? popover;
};

interface mixin PopoverTargetElement {
  [CEReactions] attribute Element? popoverToggleTargetElement;
  [CEReactions] attribute Element? popoverHideTargetElement;
  [CEReactions] attribute Element? popoverShowTargetElement;
};
HTMLInputElement includes PopoverTargetElement;
HTMLButtonElement includes PopoverTargetElement;

interface ToggleEvent : Event {
    constructor(DOMString type, optional ToggleEventInit eventInitDict = {});
    readonly attribute DOMString oldState;
    readonly attribute DOMString newState;
};

dictionary ToggleEventInit : EventInit {
    DOMString oldState = "";
    DOMString newState = "";
};