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Hack for making page position calculations work

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Many browsers do very limited rendering/reflow on hidden IFrames. By making
the test IFrame visible, we get everything rendered like a real page. This
is a partial fix for #947.
This commit is contained in:
ahocevar
2013-04-23 14:22:31 +02:00
parent 415265db40
commit 60a966714d
1 changed files with 15 additions and 0 deletions
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15
tests/Util.html
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@@ -111,6 +111,16 @@
function test_Util_pagePosition(t) {
t.plan( 2 );
// making sure that the test iframe is visible
var origDisplay;
var parents = window.parent.document.getElementsByTagName('iframe');
if (parents.length) {
origDisplay = parents[1].parentNode.style.display;
// span containing the test iframe is the invisible element
parents[1].parentNode.style.display = "";
}
var pp = OpenLayers.Util.pagePosition(window);
t.eq( pp.toString(), "0,0", "Page position doesn't bail if passed 'window'");
@@ -118,6 +128,11 @@
var mapDiv = document.getElementById("map");
pp = OpenLayers.Util.pagePosition(mapDiv);
t.eq( pp.toString(), "123,1234", "Page position should work after page has been scrolled");
// reset test iframe visibility
if (parents.length) {
parents[1].parentNode.style.display = origDisplay;
}
}
function test_Util_createDiv(t) {