root / trunk / libraries / libUIComponent / src / org / gvsig / gui / beans / listview / ListViewComponent.java @ 13379
History | View | Annotate | Download (25.2 KB)
| 1 |
/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
|
|---|---|
| 2 |
*
|
| 3 |
* Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.
|
| 4 |
*
|
| 5 |
* This program is free software; you can redistribute it and/or
|
| 6 |
* modify it under the terms of the GNU General Public License
|
| 7 |
* as published by the Free Software Foundation; either version 2
|
| 8 |
* of the License, or (at your option) any later version.
|
| 9 |
*
|
| 10 |
* This program is distributed in the hope that it will be useful,
|
| 11 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 12 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
| 13 |
* GNU General Public License for more details.
|
| 14 |
*
|
| 15 |
* You should have received a copy of the GNU General Public License
|
| 16 |
* along with this program; if not, write to the Free Software
|
| 17 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
|
| 18 |
*/
|
| 19 |
package org.gvsig.gui.beans.listview; |
| 20 |
|
| 21 |
import java.awt.Color; |
| 22 |
import java.awt.Dimension; |
| 23 |
import java.awt.Graphics; |
| 24 |
import java.awt.Graphics2D; |
| 25 |
import java.awt.Image; |
| 26 |
import java.awt.Point; |
| 27 |
import java.awt.Rectangle; |
| 28 |
import java.awt.RenderingHints; |
| 29 |
import java.awt.color.ColorSpace; |
| 30 |
import java.awt.event.ActionEvent; |
| 31 |
import java.awt.event.ActionListener; |
| 32 |
import java.awt.event.FocusEvent; |
| 33 |
import java.awt.event.FocusListener; |
| 34 |
import java.awt.event.InputEvent; |
| 35 |
import java.awt.event.KeyEvent; |
| 36 |
import java.awt.event.KeyListener; |
| 37 |
import java.awt.event.MouseEvent; |
| 38 |
import java.awt.event.MouseListener; |
| 39 |
import java.awt.event.MouseMotionListener; |
| 40 |
import java.awt.image.BufferedImage; |
| 41 |
import java.awt.image.ColorConvertOp; |
| 42 |
import java.util.ArrayList; |
| 43 |
import java.util.EventObject; |
| 44 |
import java.util.Iterator; |
| 45 |
|
| 46 |
import javax.swing.ButtonGroup; |
| 47 |
import javax.swing.JComponent; |
| 48 |
import javax.swing.JMenu; |
| 49 |
import javax.swing.JPopupMenu; |
| 50 |
import javax.swing.JRadioButtonMenuItem; |
| 51 |
import javax.swing.JScrollPane; |
| 52 |
import javax.swing.JTextField; |
| 53 |
import javax.swing.JViewport; |
| 54 |
import javax.swing.event.AncestorEvent; |
| 55 |
import javax.swing.event.AncestorListener; |
| 56 |
|
| 57 |
import org.gvsig.gui.beans.listview.painters.LargeIcon; |
| 58 |
import org.gvsig.gui.beans.listview.painters.PaintList; |
| 59 |
import org.gvsig.gui.beans.listview.painters.SmallIcon; |
| 60 |
/**
|
| 61 |
* Componente grafico para representar una lista de valores
|
| 62 |
*
|
| 63 |
* @version 28/06/2007
|
| 64 |
* @author BorSanZa - Borja S?nchez Zamorano (borja.sanchez@iver.es)
|
| 65 |
*/
|
| 66 |
public class ListViewComponent extends JComponent implements MouseListener, MouseMotionListener, ActionListener, KeyListener, FocusListener, AncestorListener { |
| 67 |
private static final long serialVersionUID = 6177600314634665863L; |
| 68 |
|
| 69 |
/**
|
| 70 |
* Lista de los tipos de vista existentes
|
| 71 |
*/
|
| 72 |
private ArrayList painters = new ArrayList(); |
| 73 |
private ArrayList paintersMenu = new ArrayList(); |
| 74 |
|
| 75 |
/**
|
| 76 |
* Lista de items
|
| 77 |
*/
|
| 78 |
private ArrayList items = new ArrayList(); |
| 79 |
|
| 80 |
/**
|
| 81 |
* Selecciona el tipo de vista
|
| 82 |
*/
|
| 83 |
private int view = 0; |
| 84 |
|
| 85 |
/**
|
| 86 |
* Booleano para saber si se permite la multiselecci?n
|
| 87 |
*/
|
| 88 |
private boolean multiSelect = false; |
| 89 |
|
| 90 |
private Image image = null; |
| 91 |
private int width = 0; |
| 92 |
private int height = 0; |
| 93 |
private Graphics2D widgetGraphics = null; |
| 94 |
private JMenu jMenu = null; |
| 95 |
private ButtonGroup buttonGroup = null; |
| 96 |
private JPopupMenu jPopupMenu = null; |
| 97 |
|
| 98 |
private JTextField jRenameEdit = null; |
| 99 |
|
| 100 |
|
| 101 |
private int itemEdited = -1; |
| 102 |
private int lastSelected = -1; |
| 103 |
private int cursorPos = -1; |
| 104 |
|
| 105 |
|
| 106 |
private boolean editable = false; |
| 107 |
|
| 108 |
private ArrayList actionCommandListeners = new ArrayList(); |
| 109 |
|
| 110 |
|
| 111 |
/**
|
| 112 |
* Construye un <code>ListViewComponent</code>
|
| 113 |
*
|
| 114 |
*/
|
| 115 |
public ListViewComponent() {
|
| 116 |
setFocusable(true);
|
| 117 |
|
| 118 |
initialize(); |
| 119 |
} |
| 120 |
|
| 121 |
/**
|
| 122 |
* Inicializa el <code>ListViewComponent</code>
|
| 123 |
*/
|
| 124 |
private void initialize() { |
| 125 |
addListViewPainter(new PaintList(items));
|
| 126 |
addListViewPainter(new SmallIcon(items));
|
| 127 |
addListViewPainter(new LargeIcon(items));
|
| 128 |
|
| 129 |
addAncestorListener(this);
|
| 130 |
|
| 131 |
addKeyListener(this);
|
| 132 |
addMouseListener(this);
|
| 133 |
addMouseMotionListener(this);
|
| 134 |
} |
| 135 |
|
| 136 |
/**
|
| 137 |
* Obtiene que vista se esta usando en el componente
|
| 138 |
* @return
|
| 139 |
*/
|
| 140 |
public int getView() { |
| 141 |
return view;
|
| 142 |
} |
| 143 |
|
| 144 |
/**
|
| 145 |
* Define que vista es la que se va a usar
|
| 146 |
* @param view
|
| 147 |
*/
|
| 148 |
public void setView(int view) { |
| 149 |
this.view = view;
|
| 150 |
} |
| 151 |
|
| 152 |
/**
|
| 153 |
* Agrega una vista al componente
|
| 154 |
* @param item
|
| 155 |
*/
|
| 156 |
public void addListViewPainter(IListViewPainter item) { |
| 157 |
painters.add(item); |
| 158 |
|
| 159 |
JRadioButtonMenuItem jRadioButtonMenuItem = new JRadioButtonMenuItem(); |
| 160 |
getButtonGroup().add(jRadioButtonMenuItem); |
| 161 |
|
| 162 |
jRadioButtonMenuItem.setText(item.getName()); |
| 163 |
if (paintersMenu.size() == 0) |
| 164 |
jRadioButtonMenuItem.setSelected(true);
|
| 165 |
getJMenu().add(jRadioButtonMenuItem); |
| 166 |
|
| 167 |
jRadioButtonMenuItem.addActionListener(this);
|
| 168 |
|
| 169 |
paintersMenu.add(jRadioButtonMenuItem); |
| 170 |
} |
| 171 |
|
| 172 |
/**
|
| 173 |
* Agrega un item al componente
|
| 174 |
* @param item
|
| 175 |
*/
|
| 176 |
public void addItem(ListViewItem item) { |
| 177 |
addItem(item, false);
|
| 178 |
} |
| 179 |
|
| 180 |
/**
|
| 181 |
* Agrega un item al componente, si acceptRepeatNames es false no se aceptaran
|
| 182 |
* nombres repetidos
|
| 183 |
* @param item
|
| 184 |
* @param acceptRepeatNames
|
| 185 |
*/
|
| 186 |
public void addItem(ListViewItem item, boolean acceptRepeatNames) { |
| 187 |
items.add(item); |
| 188 |
if (!acceptRepeatNames)
|
| 189 |
changeName(item.getName(), items.size() - 1);
|
| 190 |
|
| 191 |
viewItem(items.size() - 1);
|
| 192 |
} |
| 193 |
|
| 194 |
/**
|
| 195 |
* Agrega el item en la posicion especificada de la lista.
|
| 196 |
* @param pos
|
| 197 |
* @param item
|
| 198 |
*/
|
| 199 |
public void addItem(int pos, ListViewItem item) { |
| 200 |
items.add(pos, item); |
| 201 |
changeName(item.getName(), pos); |
| 202 |
|
| 203 |
viewItem(pos); |
| 204 |
} |
| 205 |
|
| 206 |
/**
|
| 207 |
* Agrega un item al componente
|
| 208 |
* @param item
|
| 209 |
*/
|
| 210 |
public void removeItem(int index) { |
| 211 |
items.remove(index); |
| 212 |
repaint(); |
| 213 |
} |
| 214 |
|
| 215 |
/**
|
| 216 |
* Borra todos los items seleccionados
|
| 217 |
*/
|
| 218 |
public void removeSelecteds() { |
| 219 |
for (int i = (items.size()-1); i>=0; i--) |
| 220 |
if (((ListViewItem) items.get(i)).isSelected())
|
| 221 |
items.remove(i); |
| 222 |
|
| 223 |
repaint(); |
| 224 |
} |
| 225 |
|
| 226 |
/**
|
| 227 |
* Devuelve un ArrayList con todos los items
|
| 228 |
* @return
|
| 229 |
*/
|
| 230 |
public ArrayList getItems() { |
| 231 |
return items;
|
| 232 |
} |
| 233 |
|
| 234 |
private Graphics2D getWidgetGraphics() { |
| 235 |
getWidgetImage(); |
| 236 |
return widgetGraphics;
|
| 237 |
} |
| 238 |
|
| 239 |
private Image getWidgetImage() { |
| 240 |
int width2 = getVisibleRect().width;
|
| 241 |
int height2 = getVisibleRect().height;
|
| 242 |
if (width2 <= 0) |
| 243 |
width2 = 1;
|
| 244 |
if (height2 <= 0) |
| 245 |
height2=1;
|
| 246 |
|
| 247 |
if ((width != width2) || (height != height2)) {
|
| 248 |
image = createImage(width2, height2); |
| 249 |
if (image == null) |
| 250 |
return null; |
| 251 |
widgetGraphics = (Graphics2D) image.getGraphics();
|
| 252 |
} |
| 253 |
|
| 254 |
width = width2; |
| 255 |
height = height2; |
| 256 |
return image;
|
| 257 |
} |
| 258 |
|
| 259 |
/**
|
| 260 |
* Redibujar el componente en el graphics temporal
|
| 261 |
*/
|
| 262 |
private void redrawBuffer() { |
| 263 |
if (getWidgetGraphics() == null) |
| 264 |
return;
|
| 265 |
|
| 266 |
/** desactivaci?n del anti-aliasing */
|
| 267 |
getWidgetGraphics().setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF); |
| 268 |
getWidgetGraphics().setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_OFF); |
| 269 |
|
| 270 |
/** demanda de rendimiento r?pido */
|
| 271 |
getWidgetGraphics().setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_SPEED); |
| 272 |
getWidgetGraphics().setRenderingHint(RenderingHints.KEY_COLOR_RENDERING, RenderingHints.VALUE_COLOR_RENDER_SPEED); |
| 273 |
getWidgetGraphics().setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_OFF); |
| 274 |
getWidgetGraphics().setRenderingHint(RenderingHints.KEY_DITHERING, RenderingHints.VALUE_DITHER_DISABLE); |
| 275 |
|
| 276 |
getWidgetGraphics().translate(-getVisibleRect().x, -getVisibleRect().y); |
| 277 |
getWidgetGraphics().setColor(Color.white);
|
| 278 |
getWidgetGraphics().fillRect(getVisibleRect().x, getVisibleRect().y, getVisibleRect().width, getVisibleRect().height); |
| 279 |
|
| 280 |
((IListViewPainter) painters.get(view)).paint((Graphics2D) getWidgetGraphics(), getVisibleRect());
|
| 281 |
getWidgetGraphics().translate(getVisibleRect().x, getVisibleRect().y); |
| 282 |
} |
| 283 |
|
| 284 |
public void paint(Graphics g) { |
| 285 |
redrawBuffer(); |
| 286 |
|
| 287 |
if (image != null) { |
| 288 |
if (isEnabled()) {
|
| 289 |
g.drawImage(image, getVisibleRect().x, getVisibleRect().y, this);
|
| 290 |
} else {
|
| 291 |
// Dibujar en escala de grises y aclarado para cuando esta inactivo
|
| 292 |
BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); |
| 293 |
|
| 294 |
Graphics big = bi.createGraphics();
|
| 295 |
big.drawImage(image, 0, 0, this); |
| 296 |
|
| 297 |
ColorConvertOp colorConvert = new ColorConvertOp(ColorSpace.getInstance(ColorSpace.CS_GRAY), null); |
| 298 |
colorConvert.filter(bi, bi); |
| 299 |
|
| 300 |
big.setColor(new Color(255, 255, 255, 164)); |
| 301 |
big.fillRect(0, 0, width, height); |
| 302 |
|
| 303 |
g.drawImage(bi, getVisibleRect().x, getVisibleRect().y, this);
|
| 304 |
} |
| 305 |
} |
| 306 |
|
| 307 |
|
| 308 |
Dimension size = getPreferredSize();
|
| 309 |
Dimension aux = ((IListViewPainter) painters.get(view)).getPreferredSize();
|
| 310 |
if (!size.equals(aux)) {
|
| 311 |
setPreferredSize(aux); |
| 312 |
setSize(aux); |
| 313 |
} |
| 314 |
|
| 315 |
if (getParent() instanceof JViewport) { |
| 316 |
JViewport jViewport = (JViewport) getParent(); |
| 317 |
if (jViewport.getParent() instanceof JScrollPane) { |
| 318 |
if (items.size() > 0) |
| 319 |
((JScrollPane) jViewport.getParent()).getVerticalScrollBar().setUnitIncrement(((ListViewItem) items.get(0)).getItemRectangle().height); |
| 320 |
} |
| 321 |
} |
| 322 |
} |
| 323 |
|
| 324 |
public boolean isMultiSelect() { |
| 325 |
return multiSelect;
|
| 326 |
} |
| 327 |
|
| 328 |
public void setMultiSelect(boolean multiSelect) { |
| 329 |
if (multiSelect == false) { |
| 330 |
for (int i = 0; i<items.size(); i++) |
| 331 |
((ListViewItem) items.get(i)).setSelected(false);
|
| 332 |
if ((lastSelected != -1) && (lastSelected < items.size())) |
| 333 |
((ListViewItem) items.get(lastSelected)).setSelected(true);
|
| 334 |
} |
| 335 |
|
| 336 |
this.multiSelect = multiSelect;
|
| 337 |
repaint(); |
| 338 |
} |
| 339 |
|
| 340 |
private int getItem(int x, int y) { |
| 341 |
Point point = new Point(x, y); |
| 342 |
Rectangle rectangle = null; |
| 343 |
for (int i = 0; i < items.size(); i++) { |
| 344 |
rectangle = ((ListViewItem) items.get(i)).getItemRectangle(); |
| 345 |
if ((rectangle != null) && (rectangle.getBounds().contains(point))) |
| 346 |
return i;
|
| 347 |
} |
| 348 |
|
| 349 |
return -1; |
| 350 |
} |
| 351 |
|
| 352 |
/*
|
| 353 |
* (non-Javadoc)
|
| 354 |
* @see java.awt.event.MouseListener#mousePressed(java.awt.event.MouseEvent)
|
| 355 |
*/
|
| 356 |
public void mousePressed(MouseEvent e) { |
| 357 |
if (!isEnabled())
|
| 358 |
return;
|
| 359 |
requestFocus(); |
| 360 |
|
| 361 |
try {
|
| 362 |
if ((e.getModifiers() & InputEvent.BUTTON1_MASK) != InputEvent.BUTTON1_MASK) |
| 363 |
return;
|
| 364 |
|
| 365 |
cursorPos = getItem(e.getX(), e.getY()); |
| 366 |
viewItem(cursorPos); |
| 367 |
if (cursorPos == -1) |
| 368 |
return;
|
| 369 |
|
| 370 |
if (isMultiSelect()) {
|
| 371 |
if ((e.getModifiers() & InputEvent.SHIFT_MASK) == InputEvent.SHIFT_MASK) { |
| 372 |
int pos1 = cursorPos;
|
| 373 |
int pos2 = lastSelected;
|
| 374 |
if (pos2 < pos1) {
|
| 375 |
pos1 = lastSelected; |
| 376 |
pos2 = cursorPos; |
| 377 |
} |
| 378 |
|
| 379 |
if ((e.getModifiers() & InputEvent.CTRL_MASK) != InputEvent.CTRL_MASK) |
| 380 |
for (int i = 0; i < items.size(); i++) |
| 381 |
((ListViewItem) items.get(i)).setSelected(false);
|
| 382 |
|
| 383 |
for (int i = pos1; i <= pos2; i++) |
| 384 |
((ListViewItem) items.get(i)).setSelected(true);
|
| 385 |
return;
|
| 386 |
} |
| 387 |
|
| 388 |
lastSelected = cursorPos; |
| 389 |
|
| 390 |
if ((e.getModifiers() & InputEvent.CTRL_MASK) == InputEvent.CTRL_MASK) { |
| 391 |
((ListViewItem) items.get(cursorPos)).setSelected(!((ListViewItem) items.get(cursorPos)).isSelected()); |
| 392 |
return;
|
| 393 |
} |
| 394 |
|
| 395 |
for (int i = 0; i < items.size(); i++) |
| 396 |
((ListViewItem) items.get(i)).setSelected(false);
|
| 397 |
|
| 398 |
((ListViewItem) items.get(cursorPos)).setSelected(true);
|
| 399 |
} else {
|
| 400 |
boolean selected = true; |
| 401 |
|
| 402 |
lastSelected = cursorPos; |
| 403 |
|
| 404 |
if ((e.getModifiers() & InputEvent.CTRL_MASK) == InputEvent.CTRL_MASK) |
| 405 |
selected = !((ListViewItem) items.get(cursorPos)).isSelected(); |
| 406 |
|
| 407 |
for (int i = 0; i < items.size(); i++) |
| 408 |
((ListViewItem) items.get(i)).setSelected(false);
|
| 409 |
|
| 410 |
((ListViewItem) items.get(cursorPos)).setSelected(selected); |
| 411 |
} |
| 412 |
} finally {
|
| 413 |
repaint(); |
| 414 |
} |
| 415 |
} |
| 416 |
|
| 417 |
/**
|
| 418 |
* Establece que un item debe estar visible en la vista
|
| 419 |
* @param pos
|
| 420 |
*/
|
| 421 |
private void viewItem(int pos) { |
| 422 |
if ((pos == -1) || (items.size()==0)) |
| 423 |
return;
|
| 424 |
redrawBuffer(); |
| 425 |
Dimension aux = ((IListViewPainter) painters.get(view)).getPreferredSize();
|
| 426 |
setPreferredSize(aux); |
| 427 |
setSize(aux); |
| 428 |
|
| 429 |
if (pos < 0) |
| 430 |
pos = 0;
|
| 431 |
|
| 432 |
if (pos >= items.size())
|
| 433 |
pos = items.size() - 1;
|
| 434 |
|
| 435 |
if (getParent() instanceof JViewport) { |
| 436 |
JViewport jViewport = (JViewport) getParent(); |
| 437 |
|
| 438 |
if (jViewport.getParent() instanceof JScrollPane) { |
| 439 |
ListViewItem lvi = ((ListViewItem) items.get(pos)); |
| 440 |
Rectangle rectangle = (Rectangle) lvi.getItemRectangle().clone(); |
| 441 |
if (rectangle == null) |
| 442 |
return;
|
| 443 |
rectangle.setLocation((int) rectangle.getX() - getVisibleRect().x, (int) rectangle.getY() - getVisibleRect().y); |
| 444 |
jViewport.scrollRectToVisible(rectangle); |
| 445 |
((JScrollPane)jViewport.getParent()).getVerticalScrollBar().paintImmediately(((JScrollPane)jViewport.getParent()).getVerticalScrollBar().getVisibleRect()); |
| 446 |
} |
| 447 |
} |
| 448 |
} |
| 449 |
|
| 450 |
public void mouseDragged(MouseEvent e) { |
| 451 |
if (!isEnabled())
|
| 452 |
return;
|
| 453 |
if ((e.getModifiers() & InputEvent.BUTTON1_MASK) != InputEvent.BUTTON1_MASK) |
| 454 |
return;
|
| 455 |
|
| 456 |
if (isMultiSelect()) {
|
| 457 |
if ((e.getModifiers() & InputEvent.SHIFT_MASK) == InputEvent.SHIFT_MASK) |
| 458 |
return;
|
| 459 |
if ((e.getModifiers() & InputEvent.CTRL_MASK) == InputEvent.CTRL_MASK) |
| 460 |
return;
|
| 461 |
} |
| 462 |
|
| 463 |
int itemSelected = getItem(e.getX(), e.getY());
|
| 464 |
|
| 465 |
if (itemSelected == -1) |
| 466 |
return;
|
| 467 |
|
| 468 |
lastSelected = itemSelected; |
| 469 |
cursorPos = itemSelected; |
| 470 |
|
| 471 |
for (int i = 0; i<items.size(); i++) |
| 472 |
((ListViewItem) items.get(i)).setSelected(false);
|
| 473 |
|
| 474 |
((ListViewItem) items.get(itemSelected)).setSelected(true);
|
| 475 |
|
| 476 |
repaint(); |
| 477 |
|
| 478 |
viewItem(itemSelected); |
| 479 |
} |
| 480 |
|
| 481 |
private JPopupMenu getPopupMenu() { |
| 482 |
if (jPopupMenu == null) { |
| 483 |
jPopupMenu = new JPopupMenu(); |
| 484 |
getJMenu().setText("View");
|
| 485 |
|
| 486 |
jPopupMenu.add(getJMenu()); |
| 487 |
} |
| 488 |
return jPopupMenu;
|
| 489 |
} |
| 490 |
|
| 491 |
public void mouseReleased(MouseEvent e) { |
| 492 |
if (!isEnabled())
|
| 493 |
return;
|
| 494 |
if ((e.getModifiers() & InputEvent.BUTTON3_MASK) == InputEvent.BUTTON3_MASK) |
| 495 |
getPopupMenu().show(this, e.getX (), e.getY () );
|
| 496 |
|
| 497 |
if ((e.getModifiers() & InputEvent.BUTTON1_MASK) == InputEvent.BUTTON1_MASK) { |
| 498 |
fireSelectionValueChanged(); |
| 499 |
} |
| 500 |
} |
| 501 |
|
| 502 |
public void mouseMoved(MouseEvent e) { |
| 503 |
if (!isEnabled())
|
| 504 |
return;
|
| 505 |
int itemSelected = getItem(e.getX(), e.getY());
|
| 506 |
|
| 507 |
if (itemSelected == -1) { |
| 508 |
setToolTipText(null);
|
| 509 |
return;
|
| 510 |
} |
| 511 |
if (((ListViewItem) items.get(itemSelected)).isShowTooltip())
|
| 512 |
setToolTipText(((ListViewItem) items.get(itemSelected)).getName()); |
| 513 |
else
|
| 514 |
setToolTipText(null);
|
| 515 |
} |
| 516 |
|
| 517 |
private ButtonGroup getButtonGroup() { |
| 518 |
if (buttonGroup == null) |
| 519 |
buttonGroup = new ButtonGroup(); |
| 520 |
return buttonGroup;
|
| 521 |
} |
| 522 |
|
| 523 |
private JMenu getJMenu() { |
| 524 |
if (jMenu == null) |
| 525 |
jMenu = new JMenu(); |
| 526 |
return jMenu;
|
| 527 |
} |
| 528 |
|
| 529 |
/*
|
| 530 |
* (non-Javadoc)
|
| 531 |
* @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
|
| 532 |
*/
|
| 533 |
public void actionPerformed(ActionEvent e) { |
| 534 |
int pos = paintersMenu.indexOf(e.getSource());
|
| 535 |
view = pos; |
| 536 |
viewItem(cursorPos); |
| 537 |
} |
| 538 |
|
| 539 |
/**
|
| 540 |
* Returns an array of the values for the selected cells. The returned values
|
| 541 |
* are sorted in increasing index order.
|
| 542 |
*
|
| 543 |
* @return the selected values or an empty list if nothing is selected
|
| 544 |
*/
|
| 545 |
public ListViewItem[] getSelectedValues() { |
| 546 |
int cont = 0; |
| 547 |
for (int i = 0; i < items.size(); i++) { |
| 548 |
if (((ListViewItem) items.get(i)).isSelected())
|
| 549 |
cont++; |
| 550 |
} |
| 551 |
ListViewItem[] values = new ListViewItem[cont]; |
| 552 |
cont = 0;
|
| 553 |
for (int i = 0; i < items.size(); i++) { |
| 554 |
if (((ListViewItem) items.get(i)).isSelected()) {
|
| 555 |
values[cont] = (ListViewItem) items.get(i); |
| 556 |
cont++; |
| 557 |
} |
| 558 |
} |
| 559 |
|
| 560 |
return values;
|
| 561 |
} |
| 562 |
|
| 563 |
/**
|
| 564 |
* Returns the first selected index; returns -1 if there is no selected item.
|
| 565 |
*
|
| 566 |
* @return the value of <code>getMinSelectionIndex</code>
|
| 567 |
*/
|
| 568 |
public int getSelectedIndex() { |
| 569 |
for (int i = 0; i < items.size(); i++) { |
| 570 |
if (((ListViewItem) items.get(i)).isSelected())
|
| 571 |
return i;
|
| 572 |
} |
| 573 |
return -1; |
| 574 |
} |
| 575 |
|
| 576 |
|
| 577 |
/**
|
| 578 |
* Select the index value
|
| 579 |
*
|
| 580 |
* @return the value of <code>getMinSelectionIndex</code>
|
| 581 |
*/
|
| 582 |
public void setSelectedIndex(int value) { |
| 583 |
if (value < 0) |
| 584 |
value = 0;
|
| 585 |
if (value >= items.size())
|
| 586 |
value = items.size() - 1;
|
| 587 |
for (int i = 0; i < items.size(); i++) { |
| 588 |
((ListViewItem) items.get(i)).setSelected(i == value); |
| 589 |
} |
| 590 |
viewItem(value); |
| 591 |
update(getGraphics()); |
| 592 |
} |
| 593 |
|
| 594 |
/**
|
| 595 |
* Returns the first selected value, or <code>null</code> if the selection
|
| 596 |
* is empty.
|
| 597 |
*
|
| 598 |
* @return the first selected value
|
| 599 |
*/
|
| 600 |
public ListViewItem getSelectedValue() {
|
| 601 |
for (int i = 0; i < items.size(); i++) { |
| 602 |
if (((ListViewItem) items.get(i)).isSelected())
|
| 603 |
return (ListViewItem) items.get(i);
|
| 604 |
} |
| 605 |
return null; |
| 606 |
} |
| 607 |
|
| 608 |
/**
|
| 609 |
* Returns an array of all of the selected indices in increasing order.
|
| 610 |
*
|
| 611 |
* @return all of the selected indices, in increasing order
|
| 612 |
*/
|
| 613 |
public int[] getSelectedIndices() { |
| 614 |
int cont = 0; |
| 615 |
for (int i = 0; i < items.size(); i++) { |
| 616 |
if (((ListViewItem) items.get(i)).isSelected())
|
| 617 |
cont++; |
| 618 |
} |
| 619 |
int[] values = new int[cont]; |
| 620 |
cont = 0;
|
| 621 |
for (int i = 0; i < items.size(); i++) { |
| 622 |
if (((ListViewItem) items.get(i)).isSelected()) {
|
| 623 |
values[cont] = i; |
| 624 |
cont++; |
| 625 |
} |
| 626 |
} |
| 627 |
|
| 628 |
return values;
|
| 629 |
} |
| 630 |
|
| 631 |
/**
|
| 632 |
* A?adir un listener a la lista de eventos
|
| 633 |
* @param listener
|
| 634 |
*/
|
| 635 |
public void addListSelectionListener(ListViewListener listener) { |
| 636 |
if (!actionCommandListeners.contains(listener))
|
| 637 |
actionCommandListeners.add(listener); |
| 638 |
} |
| 639 |
|
| 640 |
/**
|
| 641 |
* Borrar un listener de la lista de eventos
|
| 642 |
* @param listener
|
| 643 |
*/
|
| 644 |
public void removeListSelectionListener(ListViewListener listener) { |
| 645 |
actionCommandListeners.remove(listener); |
| 646 |
} |
| 647 |
|
| 648 |
/**
|
| 649 |
* Invocar a los eventos asociados al componente
|
| 650 |
*/
|
| 651 |
private void fireSelectionValueChanged() { |
| 652 |
Iterator acIterator = actionCommandListeners.iterator();
|
| 653 |
EventObject e = null; |
| 654 |
while (acIterator.hasNext()) {
|
| 655 |
ListViewListener listener = (ListViewListener) acIterator.next(); |
| 656 |
if (e == null) |
| 657 |
e = new EventObject(this); |
| 658 |
listener.actionValueChanged(e); |
| 659 |
} |
| 660 |
} |
| 661 |
|
| 662 |
/**
|
| 663 |
* Invocar a los eventos asociados al componente
|
| 664 |
*/
|
| 665 |
private void fireItemNameChanged(String oldName, String newName) { |
| 666 |
Iterator acIterator = actionCommandListeners.iterator();
|
| 667 |
EventObject e = null; |
| 668 |
while (acIterator.hasNext()) {
|
| 669 |
ListViewListener listener = (ListViewListener) acIterator.next(); |
| 670 |
if (e == null) |
| 671 |
e = new EventObject(this); |
| 672 |
listener.actionItemNameChanged(e, oldName, newName); |
| 673 |
} |
| 674 |
} |
| 675 |
public void renameItem(int item) { |
| 676 |
if (!isEditable())
|
| 677 |
return;
|
| 678 |
|
| 679 |
if ((item >= 0) && (item < items.size())) { |
| 680 |
if (((ListViewItem) items.get(item)).isSelected()) {
|
| 681 |
Rectangle rectangle = ((ListViewItem) items.get(item)).getNameRectangle();
|
| 682 |
|
| 683 |
if (rectangle != null) { |
| 684 |
itemEdited = item; |
| 685 |
((ListViewItem) items.get(itemEdited)).setSelected(false);
|
| 686 |
repaint(); |
| 687 |
this.setLayout(null); |
| 688 |
getJRenameEdit().setText(((ListViewItem) items.get(item)).getName()); |
| 689 |
this.add(getJRenameEdit());
|
| 690 |
getJRenameEdit().setBounds(rectangle); |
| 691 |
getJRenameEdit().addFocusListener(this);
|
| 692 |
getJRenameEdit().addKeyListener(this);
|
| 693 |
getJRenameEdit().requestFocus(); |
| 694 |
getJRenameEdit().setSelectionStart(0);
|
| 695 |
getJRenameEdit().setSelectionEnd(getJRenameEdit().getText().length()); |
| 696 |
} |
| 697 |
} |
| 698 |
} |
| 699 |
} |
| 700 |
|
| 701 |
public JTextField getJRenameEdit() { |
| 702 |
if (jRenameEdit == null) { |
| 703 |
jRenameEdit = new JTextField(); |
| 704 |
} |
| 705 |
return jRenameEdit;
|
| 706 |
} |
| 707 |
|
| 708 |
public void changeName(String newName, int pos) { |
| 709 |
newName = newName.trim(); |
| 710 |
if (newName.length() == 0) |
| 711 |
return;
|
| 712 |
String newNameAux = newName;
|
| 713 |
boolean isItem;
|
| 714 |
int newNumber = 0; |
| 715 |
do {
|
| 716 |
isItem = false;
|
| 717 |
for (int i = 0; i < items.size(); i++) { |
| 718 |
if ((i != pos) && (((ListViewItem) items.get(i)).getName().equals(newNameAux))) {
|
| 719 |
isItem = true;
|
| 720 |
newNumber++; |
| 721 |
newNameAux = newName + "_" + newNumber;
|
| 722 |
break;
|
| 723 |
} |
| 724 |
} |
| 725 |
} while (isItem);
|
| 726 |
((ListViewItem) items.get(pos)).setName(newNameAux); |
| 727 |
} |
| 728 |
|
| 729 |
public void closeRenameEdit() { |
| 730 |
if (jRenameEdit == null) |
| 731 |
return;
|
| 732 |
|
| 733 |
if (itemEdited != -1) { |
| 734 |
String oldName = ((ListViewItem) items.get(itemEdited)).getName();
|
| 735 |
|
| 736 |
changeName(getJRenameEdit().getText(), itemEdited); |
| 737 |
|
| 738 |
fireItemNameChanged(oldName, ((ListViewItem) items.get(itemEdited)).getName()); |
| 739 |
|
| 740 |
((ListViewItem) items.get(cursorPos)).setSelected(true);
|
| 741 |
itemEdited = -1;
|
| 742 |
repaint(); |
| 743 |
} |
| 744 |
this.remove(getJRenameEdit());
|
| 745 |
jRenameEdit = null;
|
| 746 |
this.requestFocus();
|
| 747 |
} |
| 748 |
|
| 749 |
/**
|
| 750 |
* Mueve el cursor hacia abajo
|
| 751 |
*/
|
| 752 |
private void moveDown() { |
| 753 |
int selItem = -1; |
| 754 |
|
| 755 |
for (int i = 0; i < items.size(); i++) { |
| 756 |
if (cursorPos == i)
|
| 757 |
continue;
|
| 758 |
if (((ListViewItem) items.get(i)).getItemRectangle().y >= (((ListViewItem) items.get(cursorPos)).getItemRectangle().y + ((ListViewItem) items.get(cursorPos)).getItemRectangle().height)) {
|
| 759 |
if (((ListViewItem) items.get(i)).getItemRectangle().x == ((ListViewItem) items.get(cursorPos)).getItemRectangle().x) {
|
| 760 |
selItem = i; |
| 761 |
break;
|
| 762 |
} |
| 763 |
} |
| 764 |
} |
| 765 |
|
| 766 |
if (selItem != -1) { |
| 767 |
cursorPos = selItem; |
| 768 |
setSelectedIndex(selItem); |
| 769 |
} |
| 770 |
} |
| 771 |
|
| 772 |
/**
|
| 773 |
* Mueve el cursor hacia la izquierda
|
| 774 |
*/
|
| 775 |
private void moveLeft() { |
| 776 |
int selItem = -1; |
| 777 |
for (int i = items.size() - 1; i >= 0; i--) { |
| 778 |
if (cursorPos == i)
|
| 779 |
continue;
|
| 780 |
if ((((ListViewItem) items.get(i)).getItemRectangle().x + ((ListViewItem) items.get(i)).getItemRectangle().width) <= ((ListViewItem) items.get(cursorPos)).getItemRectangle().x) {
|
| 781 |
if (((ListViewItem) items.get(i)).getItemRectangle().y == ((ListViewItem) items.get(cursorPos)).getItemRectangle().y) {
|
| 782 |
selItem = i; |
| 783 |
break;
|
| 784 |
} |
| 785 |
} |
| 786 |
} |
| 787 |
|
| 788 |
if (selItem != -1) { |
| 789 |
cursorPos = selItem; |
| 790 |
setSelectedIndex(selItem); |
| 791 |
} |
| 792 |
} |
| 793 |
|
| 794 |
/**
|
| 795 |
* Mueve el cursor hacia la derecha
|
| 796 |
*/
|
| 797 |
private void moveRight() { |
| 798 |
int selItem = -1; |
| 799 |
for (int i = 0; i < items.size(); i++) { |
| 800 |
if (cursorPos == i)
|
| 801 |
continue;
|
| 802 |
if (((ListViewItem) items.get(i)).getItemRectangle().x >= (((ListViewItem) items.get(cursorPos)).getItemRectangle().x + ((ListViewItem) items.get(cursorPos)).getItemRectangle().width)) {
|
| 803 |
if (((ListViewItem) items.get(i)).getItemRectangle().y == ((ListViewItem) items.get(cursorPos)).getItemRectangle().y) {
|
| 804 |
selItem = i; |
| 805 |
break;
|
| 806 |
} |
| 807 |
} |
| 808 |
} |
| 809 |
|
| 810 |
if (selItem != -1) { |
| 811 |
cursorPos = selItem; |
| 812 |
setSelectedIndex(selItem); |
| 813 |
} |
| 814 |
} |
| 815 |
|
| 816 |
/**
|
| 817 |
* Mueve el cursor hacia arriba
|
| 818 |
*/
|
| 819 |
private void moveUp() { |
| 820 |
int selItem = -1; |
| 821 |
for (int i = items.size() - 1; i >= 0; i--) { |
| 822 |
if (cursorPos == i)
|
| 823 |
continue;
|
| 824 |
if ((((ListViewItem) items.get(i)).getItemRectangle().y + ((ListViewItem) items.get(i)).getItemRectangle().height) <= ((ListViewItem) items.get(cursorPos)).getItemRectangle().y) {
|
| 825 |
if (((ListViewItem) items.get(i)).getItemRectangle().x == ((ListViewItem) items.get(cursorPos)).getItemRectangle().x) {
|
| 826 |
selItem = i; |
| 827 |
break;
|
| 828 |
} |
| 829 |
} |
| 830 |
} |
| 831 |
|
| 832 |
if (selItem != -1) { |
| 833 |
cursorPos = selItem; |
| 834 |
setSelectedIndex(selItem); |
| 835 |
} |
| 836 |
} |
| 837 |
|
| 838 |
public void keyPressed(KeyEvent e) { |
| 839 |
if (e.getSource() == this) { |
| 840 |
switch (e.getKeyCode()) {
|
| 841 |
case KeyEvent.VK_F2: |
| 842 |
renameItem(cursorPos); |
| 843 |
break;
|
| 844 |
case KeyEvent.VK_DOWN: |
| 845 |
moveDown(); |
| 846 |
break;
|
| 847 |
case KeyEvent.VK_LEFT: |
| 848 |
moveLeft(); |
| 849 |
break;
|
| 850 |
case KeyEvent.VK_RIGHT: |
| 851 |
moveRight(); |
| 852 |
break;
|
| 853 |
case KeyEvent.VK_UP: |
| 854 |
moveUp(); |
| 855 |
break;
|
| 856 |
case KeyEvent.VK_HOME: |
| 857 |
cursorPos = 0;
|
| 858 |
setSelectedIndex(cursorPos); |
| 859 |
break;
|
| 860 |
case KeyEvent.VK_END: |
| 861 |
cursorPos = items.size() - 1;
|
| 862 |
setSelectedIndex(cursorPos); |
| 863 |
break;
|
| 864 |
case KeyEvent.VK_PAGE_UP: |
| 865 |
if (items.size() > 0) { |
| 866 |
int cont = (int) Math.floor(this.getVisibleRect().getHeight() / ((ListViewItem) items.get(0)).getItemRectangle().height); |
| 867 |
for (int i = 0; i < cont; i++) |
| 868 |
moveUp(); |
| 869 |
} |
| 870 |
break;
|
| 871 |
case KeyEvent.VK_PAGE_DOWN: |
| 872 |
if (items.size() > 0) { |
| 873 |
int cont = (int) Math.floor(this.getVisibleRect().getHeight() / ((ListViewItem) items.get(0)).getItemRectangle().height); |
| 874 |
for (int i = 0; i < cont; i++) |
| 875 |
moveDown(); |
| 876 |
} |
| 877 |
break;
|
| 878 |
} |
| 879 |
return;
|
| 880 |
} |
| 881 |
if (e.getSource() == getJRenameEdit()) {
|
| 882 |
switch (e.getKeyCode()) {
|
| 883 |
case KeyEvent.VK_ESCAPE: |
| 884 |
getJRenameEdit().setText(((ListViewItem) items.get(itemEdited)).getName()); |
| 885 |
closeRenameEdit(); |
| 886 |
break;
|
| 887 |
case KeyEvent.VK_ENTER: |
| 888 |
closeRenameEdit(); |
| 889 |
break;
|
| 890 |
} |
| 891 |
} |
| 892 |
} |
| 893 |
|
| 894 |
public void keyReleased(KeyEvent e) { |
| 895 |
switch (e.getKeyCode()) {
|
| 896 |
case KeyEvent.VK_DOWN: |
| 897 |
case KeyEvent.VK_UP: |
| 898 |
case KeyEvent.VK_LEFT: |
| 899 |
case KeyEvent.VK_RIGHT: |
| 900 |
case KeyEvent.VK_HOME: |
| 901 |
case KeyEvent.VK_END: |
| 902 |
case KeyEvent.VK_PAGE_UP: |
| 903 |
case KeyEvent.VK_PAGE_DOWN: |
| 904 |
fireSelectionValueChanged(); |
| 905 |
break;
|
| 906 |
} |
| 907 |
} |
| 908 |
|
| 909 |
public void focusLost(FocusEvent e) { |
| 910 |
closeRenameEdit(); |
| 911 |
} |
| 912 |
|
| 913 |
public void mouseClicked(MouseEvent e) { |
| 914 |
if (!isEnabled())
|
| 915 |
return;
|
| 916 |
if (e.getSource() == this) |
| 917 |
// Si es doble click y hay alg?n elemento seleccionado en la lista lo eliminamos
|
| 918 |
if (e.getClickCount() == 2) { |
| 919 |
renameItem(cursorPos); |
| 920 |
} |
| 921 |
} |
| 922 |
|
| 923 |
/**
|
| 924 |
* Devuelve si se puede cambiar el nombre de los items
|
| 925 |
* @return
|
| 926 |
*/
|
| 927 |
public boolean isEditable() { |
| 928 |
return editable;
|
| 929 |
} |
| 930 |
|
| 931 |
/**
|
| 932 |
* Define si se puede cambiar el nombre de los items
|
| 933 |
* @param editable
|
| 934 |
*/
|
| 935 |
public void setEditable(boolean editable) { |
| 936 |
this.editable = editable;
|
| 937 |
} |
| 938 |
|
| 939 |
/**
|
| 940 |
* Quito los eventos del JScrollPane para gestionarlos yo
|
| 941 |
*/
|
| 942 |
public void ancestorAdded(AncestorEvent event) { |
| 943 |
if (getParent() instanceof JViewport) { |
| 944 |
JViewport jViewport = (JViewport) getParent(); |
| 945 |
if (jViewport.getParent() instanceof JScrollPane) { |
| 946 |
((JScrollPane) jViewport.getParent()).setActionMap(null); |
| 947 |
} |
| 948 |
} |
| 949 |
} |
| 950 |
|
| 951 |
/* (non-Javadoc)
|
| 952 |
* @see javax.swing.JComponent#setEnabled(boolean)
|
| 953 |
*/
|
| 954 |
public void setEnabled(boolean enabled) { |
| 955 |
super.setEnabled(enabled);
|
| 956 |
update(getGraphics()); |
| 957 |
} |
| 958 |
|
| 959 |
//[start] Codigo no usado
|
| 960 |
public void mouseEntered(MouseEvent e) {} |
| 961 |
public void mouseExited(MouseEvent e) {} |
| 962 |
public void keyTyped(KeyEvent e) {} |
| 963 |
public void focusGained(FocusEvent e) {} |
| 964 |
public void ancestorMoved(AncestorEvent event) {} |
| 965 |
public void ancestorRemoved(AncestorEvent event) {} |
| 966 |
//[end]
|
| 967 |
} |