104 lines
2.3 KiB
JavaScript
104 lines
2.3 KiB
JavaScript
/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* Allows moving around inputs/select by Ctrl+arrows
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*
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* @param object event data
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*/
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function onKeyDownArrowsHandler(e)
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{
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e = e||window.event;
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var o = (e.srcElement||e.target);
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if (!o) {
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return;
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}
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if (o.tagName != "TEXTAREA" && o.tagName != "INPUT" && o.tagName != "SELECT") {
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return;
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}
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if (navigator.userAgent.toLowerCase().indexOf('applewebkit/') != -1) {
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if (e.ctrlKey || e.shiftKey || !e.altKey) {
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return;
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}
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} else {
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if (!e.ctrlKey || e.shiftKey || e.altKey) {
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return;
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}
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}
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if (!o.id) {
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return;
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}
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var pos = o.id.split("_");
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if (pos[0] != "field" || typeof pos[2] == "undefined") {
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return;
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}
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var x = pos[2], y=pos[1];
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// skip non existent fields
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for (i=0; i<10; i++)
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{
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if (switch_movement) {
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switch(e.keyCode) {
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case 38:
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// up
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x--;
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break;
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case 40:
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// down
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x++;
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break;
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case 37:
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// left
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y--;
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break;
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case 39:
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// right
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y++;
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break;
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default:
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return;
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}
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} else {
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switch(e.keyCode) {
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case 38:
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// up
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y--;
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break;
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case 40:
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// down
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y++;
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break;
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case 37:
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// left
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x--;
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break;
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case 39:
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// right
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x++;
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break;
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default:
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return;
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}
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}
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var id = "field_" + y + "_" + x;
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var nO = document.getElementById(id);
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if (!nO) {
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var id = "field_" + y + "_" + x + "_0";
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var nO = document.getElementById(id);
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}
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if (nO) {
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break;
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}
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}
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if (!nO) {
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return;
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}
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nO.focus();
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if (nO.tagName != 'SELECT') {
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nO.select();
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}
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e.returnValue = false;
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}
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