window.js

$(document).ready(function(){ //1.點擊按鈕可以在屏幕中間顯示一個窗口 //2.點擊按鈕2可以在屏幕的左下角顯示一個窗口 //3.頁面裝載完成後，可以在屏幕右下角飄上一個窗口，並且窗口慢慢淡出 /* *$(".title img").click(function(){ * //關閉按鈕點擊之後，關閉窗口 * $(this).parent().parent().hide("slow"); *}); */ var centerwin = $("#center"); var leftwin = $("#left"); var rightwin = $("#right"); $("#centerpop").click(function(){ //鼠標點擊按鈕之後，把id爲center的窗口顯示在頁面中間 //計算位於屏幕中間的窗口的左邊界和上邊界的值 //瀏覽器可視區域的寬和高，當前窗口的寬和高 //需要考慮到橫向滾動條的當前左邊界值以及縱向滾動條的當前上邊界值 centerwin.show("slow"); }); $("#leftpop").click(function() { leftwin.slideDown("slow"); }); setTimeout(function () { centerwin.mywin({left: "center", top: "center"}); leftwin.mywin({left: "left", top: "bottom"}, function(){ leftwin.slideUp("slow"); }); var windowobj = $(window); var cwinwidth = rightwin.outerWidth(true); var cwinheight = rightwin.outerHeight(true); var browserwidth = windowobj.width(); var browserheight = windowobj.height(); var scrollLeft = windowobj.scrollLeft(); var scrollTop = windowobj.scrollTop(); var rleft = scrollLeft + browserwidth - cwinwidth; if ($.browser.safari) { rleft = rleft - 15; } if ($.browser.opera) { rleft = rleft + 15; } if ($.browser.msie && $.browser.version.indexOf("8") >= 0) { rleft = rleft - 20; } rightwin.mywin({left: "right", top: "bottom"}, function() { rightwin.hide(); },{left: rleft, top: scrollTop + browserheight}).fadeOut(15000).dequeue(); },1000); }); /* *$.fn.hello = function() { * alert("hello:" + this.val()); * return this; *} */ /** *@param position表示窗口的最終位置,包含兩個屬性，一個是left，一個是top *@param hidefunc表示執行窗口隱藏的方法 *@param initPos表示窗口初始位置，包含兩個屬性，一個是left，一個是top */ $.fn.mywin = function(position, hidefunc, initPos) { if (position && position instanceof Object) { var positionleft = position.left; var positiontop = position.top; var left; var top; var windowobj = $(window); var currentwin = this; var cwinwidth; var cwinheight; var browserwidth; var browserheight; var scrollLeft; var scrollTop; //計算瀏覽器當前可視區域的寬和高，以及滾動條左邊界，上邊界的值 function getBrowserDim() { browserwidth = windowobj.width(); browserheight = windowobj.height(); scrollLeft = windowobj.scrollLeft(); scrollTop = windowobj.scrollTop(); } //計算窗口真實的左邊界值 function calLeft(positionleft, scrollLeft, browserwidth, cwinwidth) { if (positionleft && typeof positionleft == "string") { if (positionleft == "center") { left = scrollLeft + (browserwidth - cwinwidth) / 2; } else if (positionleft == "left") { left = scrollLeft; } else if (positionleft == "right") { left = scrollLeft + browserwidth - cwinwidth; if ($.browser.safari) { left = left - 15; } if ($.browser.opera) { left = left + 15; } if ($.browser.msie && $.browser.version.indexOf("8") >= 0) { left = left - 20; } } else { left = scrollLeft + (browserwidth - cwinwidth) / 2; } } else if (positionleft && typeof positionleft == "number") { left = positionleft; } else { left = 0; } } //計算窗口真實的上邊界值 function calTop(positiontop, scrollTop, browserheight, cwinheight) { if (positiontop && typeof positiontop == "string") { if (positiontop == "center") { top = scrollTop + (browserheight - cwinheight) / 2; } else if (positiontop == "top") { top = scrollTop; } else if (positiontop == "bottom") { top = scrollTop + browserheight - cwinheight; if ($.browser.opera) { top = top - 25; } } else { top = scrollTop + (browserheight - cwinheight) / 2; } } else if (positiontop && typeof positiontop == "number") { top = positiontop; } else { top = 0; } } //移動窗口的位置 function moveWin() { calLeft(currentwin.data("positionleft"), scrollLeft, browserwidth, cwinwidth); calTop(currentwin.data("positiontop"), scrollTop, browserheight, cwinheight); currentwin.animate({ left: left, top: top },600); } //定義關閉按鈕的動作 currentwin.children(".title").children("img").click(function() { if (!hidefunc) { currentwin.hide("slow") ; } else { hidefunc(); } }); if (initPos && initPos instanceof Object) { var initLeft = initPos.left; var initTop = initPos.top; if (initLeft && typeof initLeft == "number") { currentwin.css("left", initLeft); } else { currentwin.css("left", 0); } if (initTop && typeof initTop == "number") { currentwin.css("top", initTop); } else { currentwin.css("top", 0); } currentwin.show(); } cwinwidth = currentwin.outerWidth(true); cwinheight = currentwin.outerHeight(true); currentwin.data("positionleft", positionleft); currentwin.data("positiontop", positiontop); getBrowserDim(); moveWin(); var scrollTimeout; //瀏覽器滾動條滾動時，移動窗口的位置 $(window).scroll(function(){ //判斷一下當前窗口是否可見 if (!currentwin.is(":visible")) { return; } clearTimeout(scrollTimeout); scrollTimeout = setTimeout(function(){ getBrowserDim(); moveWin(); },300); }); //瀏覽器大小改變時，移動窗口的位置 $(window).resize(function(){ //判斷一下當前窗口是否可見 if (!currentwin.is(":visible")) { return; } getBrowserDim(); moveWin(); }); //返回當前對象，以便可以級聯的執行其他方法 return currentwin; } }