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