parent
a06d8e8f79
commit
e859a51772
9 changed files with 203 additions and 13 deletions
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<!DOCTYPE html> |
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<html xmlns="http://www.w3.org/1999/xhtml"> |
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<html> |
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<head> |
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<title>ERROR - Page Expired</title> |
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</head> |
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<body> |
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<h1>Page Expired</h1> |
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<p>The page state could not be restored because it was left |
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idle too long.</p> |
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<p><a href="/main.jsf">Return to Main Page</a></p> |
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</body> |
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</html> |
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// scrolltable.js - scroll functions for dataTable
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function scrollAndFocus(rootId, tableId, txtId) { |
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scrollToBottom(rootId + ":" + tableId); |
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$(rootId +":" + txtId).focus(); |
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} |
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function scrollToBottom(idDataTable) { |
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pTable = digestTable(idDataTable); |
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scrollToRow(pTable, 9999); |
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} |
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function digestTable(idDataTable) { |
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pTable = { |
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id: idDataTable |
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} |
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pTable.jqId = '#' + idDataTable.replaceAll(':', '\\:'); |
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pTable.jqData = pTable.jqId + "_data"; |
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pTable.heignt = $(pTable.jqId + " .ui-datatable-scrollable-body").height(); |
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//var lichildren = $(pTable.jqId).children("tr");
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var lichildren = $(pTable.jqId).find("tr"); |
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pTable.itemHeight = lichildren.height(); |
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pTable.itemCount = lichildren.length; |
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pTable.visibleItemCount = pTable.height / pTable.itemHeight; |
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return pTable;
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} |
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function scrollToRow(pTable, selItem) {
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var maxScrollItem = pTable.itemCount - pTable.visibleItemCount; |
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var scrollTopInPx;
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if(selItem >= maxScrollItem) |
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{ |
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// scroll table to the bottom
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scrollTopInPx = pTable.itemCount * pTable.itemHeight; |
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} |
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else if(selItem < 2) |
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{ |
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// scroll table to the top
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scrollTopInPx = 0; |
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} |
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else |
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{ |
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// scroll selected item to the 1.2 th position
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scrollTopInPx = (selItem - 1.2) * pTable.itemHeight; |
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} |
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$(pTable.jqId + " .ui-datatable-scrollable-body").animate({scrollTop:scrollTopInPx, duration: 20}, scrollTopInPx);
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} |
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/** |
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* This function scrolls the selected Item of a
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* <p:dataTable id="idDataTable" selectionMode="single"
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* into the visible area |
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* <p:dataTable renderes to a scroll-container with the css-class: ui-datatable-scrollable-body (inside the element with the id : "idDataTable") |
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* and to a container holding all items with the id: "idDataTable"_data
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* |
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* @param idDataTable z.B.: idForm:idDataTable |
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*/ |
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function autoScrollPDatatable(idDataTable)
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{ |
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// for selection in JQuery the ids with : must be encoded with \\:
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var primfcid = idDataTable.replace(':', '\\:'); |
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var idDataTbl = '#' + primfcid; |
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var idDataContainer = idDataTbl + "_data"; |
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var totalHeight = $(idDataTbl + " .ui-datatable-scrollable-body").height(); |
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var lichildren = $(idDataContainer).children("tr"); |
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var itemHeight = $(idDataContainer).children("tr").height(); |
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var anzItems = lichildren.length; |
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var anzVisItems = totalHeight / itemHeight; |
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var selItem = detectDataTableScrollPos(lichildren);
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if(selItem == -1) |
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{ |
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// no selection found...
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return; |
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} |
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var maxScrollItem = anzItems - anzVisItems; |
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var scrollTopInPx;
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if(selItem >= maxScrollItem) |
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{ |
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// scroll table to the bottom
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scrollTopInPx = maxScrollItem * itemHeight; |
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} |
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else if(selItem < 2) |
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{ |
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// scroll table to the top
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scrollTopInPx = 0; |
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} |
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else |
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{ |
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// scroll selected item to the 1.2 th position
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scrollTopInPx = (selItem - 1.2) * itemHeight; |
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} |
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$(idDataTbl + " .ui-datatable-scrollable-body").animate({scrollTop:scrollTopInPx}, scrollTopInPx);
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} |
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function detectDataTableScrollPos(liChildren) |
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{ |
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for (i=0;i< liChildren.length;++i) |
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{ |
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var chd = liChildren[i]; |
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var x = chd.getAttribute("aria-selected"); |
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if(x === "true") |
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{ |
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return i; |
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} |
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} |
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return -1; |
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} |
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