Revision 35646 branches/gvSIG_1.11.0_Mejoras_gvSIG-EIEL/applications/appgvSIG/src/com/iver/cit/gvsig/project/documents/view/toc/DnDJTree.java
| DnDJTree.java | ||
|---|---|---|
| 59 | 59 |
*/ |
| 60 | 60 |
|
| 61 | 61 |
|
| 62 |
import java.awt.Component; |
|
| 63 |
import java.awt.Dimension; |
|
| 62 | 64 |
import java.awt.Point; |
| 63 | 65 |
import java.awt.datatransfer.Transferable; |
| 64 | 66 |
import java.awt.datatransfer.UnsupportedFlavorException; |
| ... | ... | |
| 89 | 91 |
import javax.swing.tree.DefaultMutableTreeNode; |
| 90 | 92 |
import javax.swing.tree.DefaultTreeModel; |
| 91 | 93 |
import javax.swing.tree.MutableTreeNode; |
| 94 |
import javax.swing.tree.TreeCellRenderer; |
|
| 92 | 95 |
import javax.swing.tree.TreeModel; |
| 93 | 96 |
import javax.swing.tree.TreeNode; |
| 94 | 97 |
import javax.swing.tree.TreePath; |
| ... | ... | |
| 97 | 100 |
import com.iver.cit.gvsig.fmap.layers.FLayer; |
| 98 | 101 |
import com.iver.cit.gvsig.fmap.layers.FLayers; |
| 99 | 102 |
import com.iver.cit.gvsig.project.documents.view.gui.View; |
| 103 |
import com.iver.cit.gvsig.project.documents.view.toc.gui.TOCRenderer; |
|
| 104 |
import com.iver.cit.gvsig.project.documents.view.toc.util.DropTargetInfo; |
|
| 100 | 105 |
|
| 101 | 106 |
public class DnDJTree extends JTree |
| 102 | 107 |
implements TreeSelectionListener, |
| ... | ... | |
| 121 | 126 |
//private ArrayList treeListeners=new ArrayList(); |
| 122 | 127 |
//private ArrayList dropListeners=new ArrayList(); |
| 123 | 128 |
// private TreeModel model1; |
| 129 |
|
|
| 130 |
|
|
| 124 | 131 |
/** Constructor |
| 125 | 132 |
@param root The root node of the tree |
| 126 | 133 |
@param parent Parent JFrame of the JTree */ |
| ... | ... | |
| 227 | 234 |
//begin the drag |
| 228 | 235 |
oDnDtocOrigin = this; |
| 229 | 236 |
dragSource.startDrag(e, null, transferable, this); |
| 237 |
|
|
| 238 |
System.out.println("+++ dragGestureRecognized");
|
|
| 230 | 239 |
} |
| 231 | 240 |
} |
| 232 | 241 |
|
| 233 | 242 |
/** DragSourceListener interface method */ |
| 234 | 243 |
public void dragDropEnd(DragSourceDropEvent dsde) {
|
| 244 |
showEvent("DRAG DROP END", dsde);
|
|
| 245 |
clearGraphicTarget(); |
|
| 235 | 246 |
} |
| 236 | 247 |
|
| 237 | 248 |
/** DragSourceListener interface method */ |
| 238 | 249 |
public void dragEnter(DragSourceDragEvent dsde) {
|
| 250 |
showEvent("DRAG ENTER", dsde);
|
|
| 239 | 251 |
/* ********************** CHANGED ********************** */ |
| 240 | 252 |
// System.err.println("dragOver" + dsde.getDragSourceContext().getComponent());
|
| 241 | 253 |
|
| ... | ... | |
| 244 | 256 |
|
| 245 | 257 |
/** DragSourceListener interface method */ |
| 246 | 258 |
public void dragOver(DragSourceDragEvent dsde) {
|
| 247 |
/* ********************** CHANGED ********************** */ |
|
| 248 |
// System.err.println("dragOver" + dsde.getDragSourceContext().getComponent());
|
|
| 249 |
/* ****************** END OF CHANGE ******************** */ |
|
| 259 |
Point screen_loc = dsde.getLocation(); |
|
| 260 |
Point loc = (Point) screen_loc.clone(); |
|
| 261 |
SwingUtilities.convertPointFromScreen(loc, this); |
|
| 262 |
// TreePath auxDragTarget = getPathForLocation(loc.x, loc.y); |
|
| 263 |
|
|
| 264 |
TreePath auxDragTarget = getPathForLocation(loc.x, loc.y); |
|
| 265 |
if (auxDragTarget == null) {
|
|
| 266 |
return; |
|
| 267 |
} |
|
| 268 |
TreeCellRenderer tcr = getCellRenderer(); |
|
| 269 |
TOCRenderer tocr = null; |
|
| 270 |
if (tcr instanceof TOCRenderer) {
|
|
| 271 |
tocr = (TOCRenderer) tcr; |
|
| 272 |
} else {
|
|
| 273 |
return; |
|
| 274 |
} |
|
| 275 |
|
|
| 276 |
|
|
| 277 |
DefaultMutableTreeNode dmtn = |
|
| 278 |
(DefaultMutableTreeNode) auxDragTarget.getLastPathComponent(); |
|
| 279 |
|
|
| 280 |
Object obj = dmtn.getUserObject(); |
|
| 281 |
if (obj instanceof ITocItem) {
|
|
| 282 |
ITocItem toc_it = (ITocItem) obj; |
|
| 283 |
DropTargetInfo dti = new DropTargetInfo(toc_it, screen_loc); |
|
| 284 |
tocr.setGraphicIndicatorInfo(dti); |
|
| 285 |
this.repaint(); |
|
| 286 |
} |
|
| 250 | 287 |
} |
| 251 | 288 |
|
| 289 |
private void clearGraphicTarget() {
|
|
| 290 |
TreeCellRenderer tcr = getCellRenderer(); |
|
| 291 |
TOCRenderer tocr = null; |
|
| 292 |
if (tcr instanceof TOCRenderer) {
|
|
| 293 |
tocr = (TOCRenderer) tcr; |
|
| 294 |
tocr.setGraphicIndicatorInfo(null); |
|
| 295 |
} else {
|
|
| 296 |
return; |
|
| 297 |
} |
|
| 298 |
|
|
| 299 |
|
|
| 300 |
} |
|
| 301 |
|
|
| 302 |
|
|
| 252 | 303 |
/** DragSourceListener interface method */ |
| 253 | 304 |
public void dropActionChanged(DragSourceDragEvent dsde) {
|
| 305 |
showEvent("DROP ACT CHANGED", dsde);
|
|
| 254 | 306 |
} |
| 255 | 307 |
|
| 256 | 308 |
/** DragSourceListener interface method */ |
| 257 | 309 |
public void dragExit(DragSourceEvent dsde) {
|
| 310 |
showEvent("DRAG EXIT", dsde);
|
|
| 258 | 311 |
} |
| 259 | 312 |
|
| 313 |
private void showEvent(String msg, DragSourceEvent ev) {
|
|
| 314 |
|
|
| 315 |
System.out.println("+++ " + msg + ": " + ev.getDragSourceContext().getComponent());
|
|
| 316 |
Point loc = ev.getLocation(); |
|
| 317 |
SwingUtilities.convertPointFromScreen(loc, this); |
|
| 318 |
TreePath destinationPath = getPathForLocation(loc.x, loc.y); |
|
| 319 |
System.out.println(" dest (" + loc.x + " , " + loc.y + "): " +
|
|
| 320 |
(destinationPath == null ? "NULL" : destinationPath.toString())); |
|
| 321 |
} |
|
| 322 |
|
|
| 260 | 323 |
/** DropTargetListener interface method - What we do when drag is released */ |
| 261 | 324 |
public void drop(DropTargetDropEvent e) {
|
| 262 | 325 |
try {
|
| ... | ... | |
| 269 | 332 |
//get new parent node |
| 270 | 333 |
Point loc = e.getLocation(); |
| 271 | 334 |
TreePath destinationPath = getPathForLocation(loc.x, loc.y); |
| 335 |
|
|
| 336 |
|
|
| 337 |
System.out.println("+++ " + "DROP");
|
|
| 338 |
System.out.println(" dest (" + loc.x + " , " + loc.y + "): " +
|
|
| 339 |
(destinationPath == null ? "NULL" : destinationPath.toString())); |
|
| 272 | 340 |
|
| 341 |
|
|
| 342 |
|
|
| 273 | 343 |
final String msg = testDropTarget(destinationPath, SelectedTreePath); |
| 274 | 344 |
if (msg != null) {
|
| 275 | 345 |
/* if (testSameComponent()) |
| ... | ... | |
| 280 | 350 |
System.err.println(msg); |
| 281 | 351 |
} |
| 282 | 352 |
}); |
| 353 |
clearGraphicTarget(); |
|
| 283 | 354 |
return; |
| 284 | 355 |
/* } |
| 285 | 356 |
else |
| ... | ... | |
| 297 | 368 |
if (!testSameComponent(e)) |
| 298 | 369 |
{
|
| 299 | 370 |
e.rejectDrop(); |
| 371 |
clearGraphicTarget(); |
|
| 300 | 372 |
return; |
| 301 | 373 |
} |
| 302 | 374 |
int oldPos,newPos; |
| ... | ... | |
| 307 | 379 |
// get old parent node |
| 308 | 380 |
DefaultMutableTreeNode oldParent = (DefaultMutableTreeNode) getSelectedNode().getParent(); |
| 309 | 381 |
if (nodoTocado.getParent().equals(getSelectedNode())){
|
| 382 |
clearGraphicTarget(); |
|
| 310 | 383 |
return; |
| 311 | 384 |
} |
| 312 | 385 |
//oldParent.setUserObject(new TocItemBranch(((TocItemBranch)getSelectedNode().getUserObject()).getLayer().getParentLayer())); |
| 313 |
if (oldParent==null) |
|
| 386 |
if (oldParent==null) {
|
|
| 387 |
clearGraphicTarget(); |
|
| 314 | 388 |
return; |
| 389 |
} |
|
| 390 |
|
|
| 315 | 391 |
oldPos = oldParent.getIndex(getSelectedNode()); |
| 316 | 392 |
// Para no tener en cuenta los nodos de s?mbolos: |
| 317 | 393 |
if (!(nodoTocado.getUserObject() instanceof TocItemBranch)){
|
| ... | ... | |
| 405 | 481 |
|
| 406 | 482 |
catch (IOException io) { e.rejectDrop(); }
|
| 407 | 483 |
catch (UnsupportedFlavorException ufe) {e.rejectDrop();}
|
| 484 |
|
|
| 485 |
clearGraphicTarget(); |
|
| 486 |
|
|
| 408 | 487 |
} //end of method |
| 409 | 488 |
public void dropRoot(TreeNode tn){
|
| 410 | 489 |
int oldPos,newPos; |
Also available in: Unified diff