MediaWiki:Gadget-UnihanTooltips.js

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/*
  本小工具可以將[[Template:僻字]]的提示由原來的title提示改為元素式彈出提示，使觸控式裝置可以觀看有關提示
*/

(function(){
	var ep=mw.util.getParamValue("UTdontload");
	if(!ep || isNaN(ep)){}else $.cookie("UTdontload", "1", {path:"/", expires: parseInt(ep)});
	if($.cookie("UTdontload")==1) return;
	(function () {
		var bodyContent = document.getElementById('mw-content-text') || document.body;
		if (mw.config.get('wgCanonicalNamespace') === '' || mw.config.get('wgCanonicalNamespace') === 'Project' || mw.config.get('wgCanonicalNamespace') === 'Help') {


			var isTouchscreen = ("ontouchstart" in document.documentElement);
			var timerLength = isTouchscreen ? 0 : 200;
			$(".inline-unihan").each(function () {
				var tooltipNode, hideTimer, showTimer;

				function hide(refLink) {
					if (tooltipNode && tooltipNode.parentNode == bodyContent) {
						hideTimer = setTimeout(function () {
							$(tooltipNode).animate({
								opacity: 0
							}, 100, function () {
								if(tooltipNode && tooltipNode.parentNode) {
									tooltipNode.parentNode.removeChild(tooltipNode);
								}
							});
						}, isTouchscreen ? 16 : 100);
					} else {
						
					}
				}

				function show() {
					if (!tooltipNode.parentNode || tooltipNode.parentNode.nodeType === 11) {
						bodyContent.appendChild(tooltipNode);
					}
					$(tooltipNode).stop().animate({
						opacity: 1
					}, 100);
					clearTimeout(hideTimer);
				}

				
				this.unihantooltiptext=this.title;
				this.title="";
				$(this)[isTouchscreen ? 'click' : 'hover'](function (e) {
					var _this = this;
					if (isTouchscreen) {
						e.preventDefault();
						(tooltipNode && tooltipNode.parentNode == bodyContent) || setTimeout(function () {
							$(bodyContent).on("click touchstart", function (e) {
								e = e || event;
								e = e.target || e.srcElement;
								for (; e && e.className != "unihantooltip";)
								e = e.parentNode;
								if (!e) {
									clearTimeout(showTimer);
									hide(_this);
									$(bodyContent).off("click touchstart", arguments.callee);
								}
							});
						}, 0);
					}
					showTimer && clearTimeout(showTimer);
					showTimer = setTimeout(function () {
						var h = $("<li />");
						
						var ts=_this.unihantooltiptext.split("\n");
						for(var i=0; i<ts.length; i  ) {
							h.append(ts[i]).append("<br />");
						};
						if (!h) {
							return;
						};
						if (!isTouchscreen && (window.pageYOffset || document.documentElement.scrollTop || bodyContent.scrollTop || 0)   $(window).height() > $(h).offset().top   h.offsetHeight) {
							h.style.border = "#3366bb 2px solid";
							return;
						}
						if (!tooltipNode) {
							tooltipNode = document.createElement("ul");
							tooltipNode.className = "unihantooltip reflist";
							$(tooltipNode).append(h).append("<li />");
							isTouchscreen || $(tooltipNode).hover(show, hide);
						}
						show();
						var o = $(_this).position(),
						oH = tooltipNode.offsetHeight;
						$(tooltipNode).css({
							top: o.top - oH,
							left: o.left - 7
						});
						if (tooltipNode.offsetHeight > oH) { // is it squished against the right side of the page?
							$(tooltipNode).css({
								left: 'auto',
								right: 0
							});
							tooltipNode.lastChild.style.marginLeft = (o.left - tooltipNode.offsetLeft)   "px";
						}
						if (o.top < tooltipNode.offsetHeight) { // is it above the top of the page?
							$(tooltipNode).addClass("UHflipped").css({
								top: o.top   12
							});
						} else if (tooltipNode.className === "unihantooltip UHflipped") { // cancel previous
							$(tooltipNode).removeClass("UHflipped");
						}
					}, timerLength);
				}, isTouchscreen ? undefined : function () {
					clearTimeout(showTimer);
					hide(this);
				});
			});
		};
	})();
})();