//宿主為瀏覽器 //將相應(yīng)的元素對(duì)象的引用傳到函數(shù)中 function candrag(drager) { drager.onmousedown = function (down) { var offx = drager.offsetLeft var offy = drager.offsetTop; var offxl = down.clientX - offx; var offyl = down.clientY - offy; window.condition = 0;//為window添加了condition屬性,用于解決和click之間的矛盾 document.onmousemove = function (move) { drager.style.left = move.clientX - offxl + "px"; drager.style.top = move.clientY - offyl + "px"; drager.style.cursor = "move"; condition = Math.abs(move.clientX - down.clientX) + Math.abs(move.clientY - down.clientY); } } drager.onmouseup = function () { document.onmousemove = null; draggerr.style.cursor = "auto"; } } /*對(duì)于和click之間的矛盾解決,需要判斷condition *例如: candrag(dragger); d01.onclick = function () { if (!condition) { d01.style.backgroundColor = "red"; } } *其中,d01為dragger的子元素 */ 新聞熱點(diǎn)
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