|
1
19
20 package org.lucane.applications.todolist.gui;
21
22 import java.awt.Color  ;
23 import java.awt.Component ;
24 import java.awt.Font ;
25 import java.awt.event.ActionListener ;
26 import java.awt.event.MouseAdapter ;
27 import java.awt.event.MouseEvent ;
28 import java.util.ArrayList ;
29 import java.util.Collections ;
30 import java.util.Comparator ;
31 import java.util.HashMap ;
32
33 import javax.swing.DefaultListSelectionModel ;
34 import javax.swing.JLabel ;
35 import javax.swing.JTable ;
36 import javax.swing.event.ListSelectionListener ;
37 import javax.swing.table.AbstractTableModel ;
38 import javax.swing.table.DefaultTableCellRenderer ;
39 import javax.swing.table.TableColumnModel ;
40
41 import org.lucane.applications.todolist.Todolist;
42 import org.lucane.client.Client;
43
44 public class TodolistTable extends JTable {
45 public TodolistTable() {
46 super();
47
48 setModel(new TodolistTableModel());
49 TodolistRenderer tr = new TodolistRenderer();
50 setDefaultRenderer(Todolist.class, tr);
51 setDefaultRenderer(String .class, tr);
52 setSelectionModel(new DefaultListSelectionModel ());
53
54 getTableHeader().addMouseListener(new MouseAdapter () {
55 public void mouseClicked(MouseEvent e) {
56 TableColumnModel columnModel = getColumnModel();
57 int col = columnModel.getColumnIndexAtX(e.getX());
58 if(e.getClickCount()==1 && col>=0) {
59 ((TodolistTableModel)getModel()).sort(col);
60 }
61 }
62 });
63
64 }
65
66 public void addListSelectionListener(ListSelectionListener lsl) {
67 getSelectionModel().addListSelectionListener(lsl);
68 }
69
70 public Object getSelectedTodolist() {
71 int selectedIndex = getSelectionModel().getMinSelectionIndex();
72 if (selectedIndex>=0)
73 return ((TodolistTableModel)getModel()).getValueAt(selectedIndex);
74 return null;
75 }
76
77 public void add(Object obj) {
78 ((TodolistTableModel)getModel()).add(obj);
79 }
80
81 public void remove(Object obj) {
82 ((TodolistTableModel)getModel()).remove(obj);
83 }
84
85 public void clear() {
86 ((TodolistTableModel)getModel()).clear();
87 }
88
89 }
90
91 class TodolistTableModel extends AbstractTableModel {
92
93 private static String [] columnsNames = {"Name"};
94 private static final int[] COLUMNS_SORT = {TodolistsSorter.NAME, TodolistsSorter.PRIORITY, TodolistsSorter.COMPLETED};
95 private ArrayList lists;
96 private Comparator comparator;
97
98 private int sortedCol = -1;
99 private int sortDirection = TodolistsSorter.ASC;
100
101 public TodolistTableModel() {
102 lists = new ArrayList ();
103 comparator = new TodolistsSorter(TodolistsSorter.NAME, TodolistsSorter.ASC);
104 }
105
106 public static void setColumnsNames(String [] names) {
107 columnsNames = names;
108 }
109
110 public void setComparator(Comparator comparator) {
111 this.comparator = comparator;
112 }
113
114 public void sort(int columnIndex) {
115 if (columnIndex==sortedCol) {
116 sortDirection = sortDirection == TodolistsSorter.ASC
117 ? TodolistsSorter.DESC
118 : TodolistsSorter.ASC;
119 } else {
120 sortedCol = columnIndex;
121 sortDirection = TodolistsSorter.ASC;
122 }
123
124 comparator = new TodolistsSorter(COLUMNS_SORT[sortedCol], sortDirection);
125 Collections.sort(lists, comparator);
126 fireTableDataChanged();
127 }
128
129 public void add(Object obj) {
130 lists.add(obj);
131 Collections.sort(lists, comparator);
132 fireTableDataChanged();
133 }
134
135 public void remove(Object obj) {
136 lists.remove(obj);
137 fireTableDataChanged();
138 }
139
140 public Class getColumnClass(int col) {
141 return Todolist.class;
142 }
143
144 public String getColumnName(int col) {
145 return columnsNames[col];
146 }
147
148 public boolean isCellEditable(int row, int col) {
149 return false;
150 }
151
152 public void setValueAt(Object value, int row, int col) {
153 super.setValueAt(value, row, col);
154 }
155
156 public int getColumnCount() {
157 return 1;
158 }
159
160 public int getRowCount() {
161 return lists.size();
162 }
163
164 public Object getValueAt(int row, int col) {
165 return lists.get(row);
166 }
167
168 public ArrayList getValues() {
169 return lists;
170 }
171
172 public Object getValueAt(int row) {
173 try {
174 return lists.get(row);
175 } catch (IndexOutOfBoundsException e) {
176 return null;
177 }
178 }
179
180 public void clear() {
181 lists.clear();
182 fireTableRowsDeleted(0, 0);
183 }
184 }
185
186 class TodolistRenderer extends DefaultTableCellRenderer
187 {
188 private static HashMap filtersNames = null;
189
190 public Component getTableCellRendererComponent(JTable table, Object value,
191 boolean isSelected, boolean hasFocus, int row, int column)
192 {
193 Component c = super.getTableCellRendererComponent(table, value, isSelected,
194 hasFocus, row, column);
195
196 if(value instanceof Todolist) {
197 String user = Client.getInstance().getMyInfos().getName();
198 Todolist list = (Todolist)value;
199 JLabel lbl = (JLabel ) c;
200 lbl.setText(list.getName());
201
202 if(list.getUserName().equals(user))
203 lbl.setForeground(Color.BLACK);
204 else if(list.isReadOnly())
205 lbl.setForeground(Color.GRAY);
206 else
207 lbl.setForeground(Color.BLUE);
208
209 return lbl;
210 } else if(value instanceof String ) {
211 if (filtersNames != null) {
212 Object newLabel = filtersNames.get((String )value);
213 if (newLabel != null) {
214 ((JLabel )c).setText((String )newLabel);
215 ((JLabel )c).setFont(((JLabel )c).getFont().deriveFont(Font.BOLD));
216 }
217 }
218 }
219 return c;
220 }
221
222 public static void setFiltersNames(HashMap names) {
223 filtersNames = names;
224 }
225 }
226
227 class TodolistsSorter implements Comparator {
228
229 public static final int ASC = 1;
230 public static final int DESC = -1;
231
232 public static final int NAME = 0;
233 public static final int PRIORITY = 1;
234 public static final int COMPLETED = 2;
235
236 private int sortBy=0;
237 private int direction = 0;
238
239 public TodolistsSorter(int sortBy, int direction) {
240 this.sortBy = sortBy;
241 this.direction = direction;
242 }
243
244 public int compare(Object o1, Object o2) {
245 if (!(o1 instanceof Todolist) && !(o2 instanceof Todolist))
246 return 0;
247 if (!(o1 instanceof Todolist))
248 return -1;
249 if (!(o2 instanceof Todolist))
250 return 1;
251 Todolist tl1 = (Todolist) o1;
252 Todolist tl2 = (Todolist) o2;
253 switch (sortBy) {
254 case NAME :
255 return direction*(tl1.getName().compareTo(tl2.getName()));
256 }
257 return 0;
258 }
259 }
260 |
Popular Tags |
Java API By Example, From Geeks To Geeks.