ãã®ä¾ã§ã¯ã popoverTargetAction
ããããã£ã« "toggle" å¤ãè¨å®ããããããªã¼ãã¼ API ã®åºæ¬çãªä½¿ç¨ä¾ã示ãã¾ãã popover
屿§ã¯ "auto"
ã«è¨å®ããã¦ããã®ã§ãããããªã¼ãã¼ã¯ããããªã¼ãã¼é åã®å¤å´ãã¯ãªãã¯ãããã¨ã§éãããã¨ãã§ãã¾ã("light-dismissed")ã
æåã«ããããªã¼ãã¼ã®è¡¨ç¤ºã»é表示ã«ä½¿ç¨ãã HTML è¦ç´ <button>
ã¨ããããªã¼ãã¼ã«ãªã <div>
ãå®ç¾©ãã¾ãã ãã®é¿åãpopovertargetaction
屿§ã <button>
ãè¨å®ããããpopover
屿§ã <div>
ã«è¨å®ãããã¯ãã¾ãããããã°ã©ã çã«è¡ãããã§ãã
<button id="toggleBtn">ããããªã¼ãã¼ã®ãã°ã«åãæ¿ã</button>
<div id="mypopover">ããã¯ããããªã¼ãã¼ã®å
容ã§ãã</div>
JavaScript ã³ã¼ãã¯æåã« <div>
㨠<button>
è¦ç´ ã®ãã³ãã«ãåå¾ãã¾ãã ããã¦ãããããªã¼ãã¼ã«å¯¾å¿ãã¦ãããã©ããã調ã¹ã颿°ãå®ç¾©ãã¾ãã
const popover = document.getElementById("mypopover");
const toggleBtn = document.getElementById("toggleBtn");
// ããããªã¼ãã¼ API ã«å¯¾å¿ãã¦ããã確èª
function supportsPopover() {
return HTMLElement.prototype.hasOwnProperty("popover");
}
ããããªã¼ãã¼ API ã«å¯¾å¿ãã¦ããå ´åãã³ã¼ã㯠<div>
è¦ç´ ã® popover
屿§ã "auto"
ã«è¨å®ããããããã°ã«ãã¿ã³ã®ããããªã¼ãã¼å¯¾è±¡ã¨ãã¾ãã ãã㦠<button>
ã® popoverTargetAction
ã "toggle"
ã«è¨å®ãã¾ãã ããããªã¼ãã¼ API ã«å¯¾å¿ãã¦ããªãå ´åã¯ã<div>
è¦ç´ ã®ããã¹ãã³ã³ãã³ãã夿´ãã¦ãã®æ¨ãè¨è¿°ãããã°ã«ãã¿ã³ãé表示ã«ãã¾ãã
if (supportsPopover()) {
// <div> è¦ç´ ãèªåããããªã¼ãã¼ã«è¨å®
popover.popover = "auto";
// ãã¿ã³ã®ã¿ã¼ã²ããããã®ããããªã¼ãã¼ã«è¨å®
toggleBtn.popoverTargetElement = popover;
// ãã¿ã³ãããããªã¼ãã¼ã®è¡¨ç¤ºãåãæ¿ããããã«è¨å®ãã
toggleBtn.popoverTargetAction = "toggle";
} else {
popover.textContent = "ããããªã¼ãã¼ API ã«å¯¾å¿ãã¦ãã¾ããã";
toggleBtn.hidden = true;
}
ã¡ã¢: ããããªã¼ãã¼è¦ç´ ã¯æ¢å®ã§é表示ã«ãªãã¾ãããè¦ç´ ã API ã«å¯¾å¿ãã¦ããªãå ´åã¯ãé常éãã表示ããã¾ãã
ä¸è¨ã®ä¾ã試ãã¦ã¿ã¦ãã ããã ãã¿ã³ãæ¼ããã³ã«ããããªã¼ãã¼ã表示ããããé表示ã«ãããã§ãã¾ãã "auto"
ããããªã¼ãã¼ã¯ããããªã¼ãã¼ããã¹ãã®ç¯å²å¤ã鏿ãããã¨ã§ãç°¡åãªè§£é¤ãããããã¨ãã§ãã¾ãã
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