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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
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154
layout/base/tests/selection-utils.js Normal file
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// -*- Mode: Javascript; tab-width: 2; indent-tabs-mode: nil; js-indent-level: 2 -*-
// vim: set ts=2 sw=2 et tw=78:
function clearSelection(w)
{
var sel = (w ? w : window).getSelection();
sel.removeAllRanges();
}
function getNode(e, index) {
if (!(typeof index==='number')) return index;
if (index >= 0) return e.childNodes[index];
while (++index != 0) e = e.parentNode;
return e;
}
function dragSelectPointsWithData()
{
var event = arguments[0];
var e = arguments[1];
var x1 = arguments[2];
var y1 = arguments[3];
var x2 = arguments[4];
var y2 = arguments[5];
dir = x2 > x1 ? 1 : -1;
event['type'] = "mousedown";
synthesizeMouse(e, x1, y1, event);
event['type'] = "mousemove";
synthesizeMouse(e, x1 + dir, y1, event);
for (var i = 6; i < arguments.length; ++i)
synthesizeMouse(e, arguments[i], y1, event);
synthesizeMouse(e, x2 - dir, y2, event);
event['type'] = "mouseup";
synthesizeMouse(e, x2, y2, event);
}
function dragSelectPoints()
{
var args = Array.prototype.slice.call(arguments);
dragSelectPointsWithData.apply(this, [{}].concat(args));
}
function dragSelect()
{
var args = Array.prototype.slice.call(arguments);
var e = args.shift();
var x1 = args.shift();
var x2 = args.shift();
dragSelectPointsWithData.apply(this, [{},e,x1,5,x2,5].concat(args));
}
function accelDragSelect()
{
var args = Array.prototype.slice.call(arguments);
var e = args.shift();
var x1 = args.shift();
var x2 = args.shift();
var y = args.length != 0 ? args.shift() : 5;
dragSelectPointsWithData.apply(this, [{accelKey: true},e,x1,y,x2,y].concat(args));
}
function shiftClick(e, x, y)
{
function pos(p) { return (typeof p === "undefined") ? 5 : p }
synthesizeMouse(e, pos(x), pos(y), { shiftKey: true });
}
function keyRepeat(key,data,repeat)
{
while (repeat-- > 0)
synthesizeKey(key, data);
}
function keyRight(data)
{
var repeat = arguments.length > 1 ? arguments[1] : 1;
keyRepeat("VK_RIGHT", data, repeat);
}
function keyLeft(data)
{
var repeat = arguments.length > 1 ? arguments[1] : 1;
keyRepeat("VK_LEFT", data, repeat);
}
function shiftAccelClick(e, x, y)
{
function pos(p) { return (typeof p === "undefined") ? 5 : p }
synthesizeMouse(e, pos(x), pos(y), { shiftKey: true, accelKey: true });
}
function accelClick(e, x, y)
{
function pos(p) { return (typeof p === "undefined") ? 5 : p }
synthesizeMouse(e, pos(x), pos(y), { accelKey: true });
}
function addChildRanges(arr, e)
{
var sel = window.getSelection();
for (i = 0; i < arr.length; ++i) {
var data = arr[i];
var r = new Range()
r.setStart(getNode(e, data[0]), data[1]);
r.setEnd(getNode(e, data[2]), data[3]);
sel.addRange(r);
}
}
function checkText(text, e)
{
var sel = window.getSelection();
is(sel.toString(), text, e.id + ": selected text")
}
function checkRangeText(text, index)
{
var r = window.getSelection().getRangeAt(index);
is(r.toString(), text, e.id + ": range["+index+"].toString()")
}
function checkRangeCount(n, e)
{
var sel = window.getSelection();
is(sel.rangeCount, n, e.id + ": Selection range count");
}
function checkRangePoints(i, expected, e) {
var sel = window.getSelection();
if (i >= sel.rangeCount) return;
var r = sel.getRangeAt(i);
is(r.startContainer, expected[0], e.id + ": range.startContainer");
is(r.startOffset, expected[1], e.id + ": range.startOffset");
is(r.endContainer, expected[2], e.id + ": range.endContainer");
is(r.endOffset, expected[3], e.id + ": range.endOffset");
}
function checkRange(i, expected, e) {
var sel = window.getSelection();
if (i >= sel.rangeCount) return;
var r = sel.getRangeAt(i);
is(r.startContainer, getNode(e, expected[0]), e.id + ": range["+i+"].startContainer");
is(r.startOffset, expected[1], e.id + ": range["+i+"].startOffset");
is(r.endContainer, getNode(e, expected[2]), e.id + ": range["+i+"].endContainer");
is(r.endOffset, expected[3], e.id + ": range["+i+"].endOffset");
}
function checkRanges(arr, e)
{
checkRangeCount(arr.length, e);
for (i = 0; i < arr.length; ++i) {
var expected = arr[i];
checkRange(i, expected, e);
}
}