001 package org.apache.myfaces.tobago.model;
002
003 /*
004 * Licensed to the Apache Software Foundation (ASF) under one or more
005 * contributor license agreements. See the NOTICE file distributed with
006 * this work for additional information regarding copyright ownership.
007 * The ASF licenses this file to You under the Apache License, Version 2.0
008 * (the "License"); you may not use this file except in compliance with
009 * the License. You may obtain a copy of the License at
010 *
011 * http://www.apache.org/licenses/LICENSE-2.0
012 *
013 * Unless required by applicable law or agreed to in writing, software
014 * distributed under the License is distributed on an "AS IS" BASIS,
015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
016 * See the License for the specific language governing permissions and
017 * limitations under the License.
018 */
019
020 import org.apache.commons.logging.Log;
021 import org.apache.commons.logging.LogFactory;
022 import org.apache.commons.lang.StringUtils;
023
024 import org.apache.myfaces.tobago.event.SortActionEvent;
025
026 import javax.faces.component.UIColumn;
027 import java.io.Serializable;
028 import java.util.ArrayList;
029 import java.util.List;
030
031 // TODO find a better solution for this
032 public class SheetState implements Serializable {
033 private static final long serialVersionUID = 7765536344426661777L;
034 private static final Log LOG = LogFactory.getLog(SheetState.class);
035 public static final String SEPARATOR = ",";
036
037 private int first = -1;
038 private String sortedColumnId;
039 private boolean ascending;
040 private String columnWidths;
041 private List<Integer> selectedRows;
042 private Integer[] scrollPosition;
043
044 public SheetState() {
045 resetSelected();
046 }
047
048
049 public void resetSelected() {
050 selectedRows = new ArrayList<Integer>();
051 }
052
053 public List<Integer> getSelectedRows() {
054 return selectedRows;
055 }
056
057 public void setSelectedRows(List<Integer> selectedRows) {
058 this.selectedRows = selectedRows;
059 }
060
061 public String getSortedColumnId() {
062 return sortedColumnId;
063 }
064
065 public void setSortedColumnId(String sortedColumnId) {
066 this.sortedColumnId = sortedColumnId;
067 }
068
069 public boolean isAscending() {
070 return ascending;
071 }
072
073 public void setAscending(boolean ascending) {
074 this.ascending = ascending;
075 }
076
077 public String getColumnWidths() {
078 return columnWidths;
079 }
080
081 public void setColumnWidths(String columnWidths) {
082 this.columnWidths = columnWidths;
083 }
084
085 public int getFirst() {
086 return first;
087 }
088
089 public void setFirst(int first) {
090 this.first = first;
091 }
092
093 public void updateSortState(SortActionEvent sortEvent) {
094
095 UIColumn actualColumn = sortEvent.getColumn();
096
097 if (actualColumn.getId().equals(sortedColumnId)) {
098 ascending = !ascending;
099 } else {
100 ascending = true;
101 sortedColumnId = actualColumn.getId();
102 }
103 }
104
105 public Integer[] getScrollPosition() {
106 return scrollPosition;
107 }
108
109 public void setScrollPosition(Integer[] scrollPosition) {
110 this.scrollPosition = scrollPosition;
111 }
112
113 public static Integer[] parseScrollPosition(String value) {
114 Integer[] position = null;
115 if (!StringUtils.isBlank(value)) {
116 int sep = value.indexOf(";");
117 if (LOG.isInfoEnabled()) {
118 LOG.info("value = \"" + value + "\" sep = " + sep + "");
119 }
120 if (sep == -1) {
121 throw new NumberFormatException(value);
122 }
123 int left = Integer.parseInt(value.substring(0, sep));
124 int top = Integer.parseInt(value.substring(sep + 1));
125 position = new Integer[2];
126 position[0] = left;
127 position[1] = top;
128 }
129 return position;
130 }
131 }