OO-1954: fix row position versus sorted row position

src/main/java/org/olat/modules/dialog/DialogElementsController.java

@@ -222,7 +222,7 @@ public class DialogElementsController extends BasicController {
 			TableEvent te = (TableEvent) event;
 			String command = te.getActionId();
 			int row = te.getRowId();
-			entry = tableModel.getEntryAt(tableCtr.getSortedRow(row));
+			entry = tableModel.getEntryAt(row);
 			if (command.equals(ACTION_START_FORUM)) {
 				selectedElement = dialogElmsMgr.findDialogElement(coursePropMgr, courseNode, entry.getForumKey());
 				if(selectedElement == null){

src/main/java/org/olat/modules/dialog/DialogElementsTableModel.java

@@ -173,7 +173,7 @@ public class DialogElementsTableModel extends BaseTableDataModelWithoutFilter<Di
 				Object entry = table.getTableDataModel().getValueAt(sortedRow, getDataColumn());
 	
 				StringOutput link = new StringOutput();
-				ubu.buildURI(link, new String[] { Table.COMMANDLINK_ROWACTION_CLICKED, Table.COMMANDLINK_ROWACTION_ID }, new String[] { String.valueOf(row), DialogElementsController.ACTION_SHOW_FILE }); // url
+				ubu.buildURI(link, new String[] { Table.COMMANDLINK_ROWACTION_CLICKED, Table.COMMANDLINK_ROWACTION_ID }, new String[] { String.valueOf(sortedRow), DialogElementsController.ACTION_SHOW_FILE }); // url
 				sb.append("<a href=\"javascript:o_openPopUp('").append(link).append(entry.toString()).append("','fileview','600','700','no')\">")
 				  .append(entry.toString())
 				  .append("</a>");