/*開(kāi)啟表格編輯方向鍵導(dǎo)航 方向鍵(←)： VK_LEFT (37) 方向鍵(↑)： VK_UP (38) 方向鍵(→)： VK_RIGHT (39) 方向鍵(↓)： VK_DOWN (40) */ function OpenTableEditKeyNavigation() {$(document).on("keyup", "tr.editable-select input", function (event) {var keyCode = event.keyCode;var $this = $(this);switch (keyCode) {case 37://向左case 39://向右var $trInputs = $this.parents("tr.editable-select").find("input[type!='hidden']");var curInputIndex = $trInputs.index($this);var nextIndex = keyCode == 37 ? (curInputIndex - 1) : (curInputIndex + 1);if (nextIndex===-1) {nextIndex = $trInputs.length - 1;}else if (nextIndex === $trInputs.length) {nextIndex = 0;}$trInputs[nextIndex].focus();break;case 38://向上case 40://向下var $curTr = $this.parents("tr.editable-select");var $trs = $curTr.parents("tbody").find("tr");var $trInputs = $curTr.find("input[type!='hidden']");var curInputIndex = $trInputs.index($this);var curTrIndex = $curTr.index();var nextIndex = keyCode === 38 ? (curTrIndex - 1) : (curTrIndex + 1);if (nextIndex === -1) {nextIndex = $trs.length - 1;}else if (nextIndex === $trs.length) {nextIndex = 0;}var nextTr = $trs[nextIndex];if (nextTr) {nextTr.click();$(nextTr).find("input")[curInputIndex].focus();}break;default:}}); }

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轉(zhuǎn)載于:https://www.cnblogs.com/tangchun/p/10757275.html

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