Author: phuong_vu Date: 2011-10-19 07:16:19 -0400 (Wed, 19 Oct 2011) New Revision: 7787 Modified: portal/trunk/web/eXoResources/src/main/webapp/javascript/eXo/webui/UIVirtualList.js Log: GTNPORTAL-2177 JS bug of UIVirtualList: wrong height in initialization phase Modified: portal/trunk/web/eXoResources/src/main/webapp/javascript/eXo/webui/UIVirtualList.js =================================================================== --- portal/trunk/web/eXoResources/src/main/webapp/javascript/eXo/webui/UIVirtualList.js 2011-10-19 10:16:49 UTC (rev 7786) +++ portal/trunk/web/eXoResources/src/main/webapp/javascript/eXo/webui/UIVirtualList.js 2011-10-19 11:16:19 UTC (rev 7787) @@ -23,13 +23,27 @@ var uiVirtualList = document.getElementById(componentId); if (uiVirtualList == null) return; uiVirtualList.style.height = "300px"; - var children = eXo.core.DOMUtil.getChildrenByTagName(uiVirtualList,"div"); + + //If parent of virtualList have style.display = none --> can't get virtualList's height + var tmp = uiVirtualList; + if (uiVirtualList.offsetHeight == 0) { + tmp = uiVirtualList.cloneNode(true); + tmp.style.visibility = "hidden"; + document.body.appendChild(tmp); + } + var virtualHeight = tmp.offsetHeight; + + var children = eXo.core.DOMUtil.getChildrenByTagName(tmp,"div"); var childrenHeight = 0; for (var i=0; i<children.length;i++) { childrenHeight += children[i].offsetHeight; } - if (!uiVirtualList.isFinished && childrenHeight <= uiVirtualList.offsetHeight && childrenHeight != 0) { + if (tmp !== uiVirtualList) { + document.body.removeChild(tmp); + } + + if (!uiVirtualList.isFinished && childrenHeight <= virtualHeight && childrenHeight != 0) { uiVirtualList.onscroll(); } else { uiVirtualList.isInitiated = true;