204 }
205 }
206 }
207
208 /**
209 * When a MenuElement receives an event from a MouseListener, it should never process the event
210 * directly. Instead all MenuElements should call this method with the event.
211 *
212 * @param event a MouseEvent object
213 */
214 public void processMouseEvent(MouseEvent event) {
215 int screenX,screenY;
216 Point p;
217 int i,c,j,d;
218 Component mc;
219 Rectangle r2;
220 int cWidth,cHeight;
221 MenuElement menuElement;
222 MenuElement subElements[];
223 MenuElement path[];
224 Vector<MenuElement> tmp;
225 int selectionSize;
226 p = event.getPoint();
227
228 Component source = event.getComponent();
229
230 if ((source != null) && !source.isShowing()) {
231 // This can happen if a mouseReleased removes the
232 // containing component -- bug 4146684
233 return;
234 }
235
236 int type = event.getID();
237 int modifiers = event.getModifiers();
238 // 4188027: drag enter/exit added in JDK 1.1.7A, JDK1.2
239 if ((type==MouseEvent.MOUSE_ENTERED||
240 type==MouseEvent.MOUSE_EXITED)
241 && ((modifiers & (InputEvent.BUTTON1_MASK |
242 InputEvent.BUTTON2_MASK | InputEvent.BUTTON3_MASK)) !=0 )) {
243 return;
244 }
245
246 if (source != null) {
247 SwingUtilities.convertPointToScreen(p, source);
248 }
249
250 screenX = p.x;
251 screenY = p.y;
252
253 tmp = (Vector<MenuElement>)selection.clone();
254 selectionSize = tmp.size();
255 boolean success = false;
256 for (i=selectionSize - 1;i >= 0 && success == false; i--) {
257 menuElement = tmp.elementAt(i);
258 subElements = menuElement.getSubElements();
259
260 path = null;
261 for (j = 0, d = subElements.length;j < d && success == false; j++) {
262 if (subElements[j] == null)
263 continue;
264 mc = subElements[j].getComponent();
265 if(!mc.isShowing())
266 continue;
267 if(mc instanceof JComponent) {
268 cWidth = mc.getWidth();
269 cHeight = mc.getHeight();
270 } else {
271 r2 = mc.getBounds();
272 cWidth = r2.width;
273 cHeight = r2.height;
368 * Returns the component in the currently selected path
369 * which contains sourcePoint.
370 *
371 * @param source The component in whose coordinate space sourcePoint
372 * is given
373 * @param sourcePoint The point which is being tested
374 * @return The component in the currently selected path which
375 * contains sourcePoint (relative to the source component's
376 * coordinate space. If sourcePoint is not inside a component
377 * on the currently selected path, null is returned.
378 */
379 public Component componentForPoint(Component source, Point sourcePoint) {
380 int screenX,screenY;
381 Point p = sourcePoint;
382 int i,c,j,d;
383 Component mc;
384 Rectangle r2;
385 int cWidth,cHeight;
386 MenuElement menuElement;
387 MenuElement subElements[];
388 Vector<MenuElement> tmp;
389 int selectionSize;
390
391 SwingUtilities.convertPointToScreen(p,source);
392
393 screenX = p.x;
394 screenY = p.y;
395
396 tmp = (Vector<MenuElement>)selection.clone();
397 selectionSize = tmp.size();
398 for(i=selectionSize - 1 ; i >= 0 ; i--) {
399 menuElement = tmp.elementAt(i);
400 subElements = menuElement.getSubElements();
401
402 for(j = 0, d = subElements.length ; j < d ; j++) {
403 if (subElements[j] == null)
404 continue;
405 mc = subElements[j].getComponent();
406 if(!mc.isShowing())
407 continue;
408 if(mc instanceof JComponent) {
409 cWidth = mc.getWidth();
410 cHeight = mc.getHeight();
411 } else {
412 r2 = mc.getBounds();
413 cWidth = r2.width;
414 cHeight = r2.height;
415 }
416 p.x = screenX;
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204 }
205 }
206 }
207
208 /**
209 * When a MenuElement receives an event from a MouseListener, it should never process the event
210 * directly. Instead all MenuElements should call this method with the event.
211 *
212 * @param event a MouseEvent object
213 */
214 public void processMouseEvent(MouseEvent event) {
215 int screenX,screenY;
216 Point p;
217 int i,c,j,d;
218 Component mc;
219 Rectangle r2;
220 int cWidth,cHeight;
221 MenuElement menuElement;
222 MenuElement subElements[];
223 MenuElement path[];
224 int selectionSize;
225 p = event.getPoint();
226
227 Component source = event.getComponent();
228
229 if ((source != null) && !source.isShowing()) {
230 // This can happen if a mouseReleased removes the
231 // containing component -- bug 4146684
232 return;
233 }
234
235 int type = event.getID();
236 int modifiers = event.getModifiers();
237 // 4188027: drag enter/exit added in JDK 1.1.7A, JDK1.2
238 if ((type==MouseEvent.MOUSE_ENTERED||
239 type==MouseEvent.MOUSE_EXITED)
240 && ((modifiers & (InputEvent.BUTTON1_MASK |
241 InputEvent.BUTTON2_MASK | InputEvent.BUTTON3_MASK)) !=0 )) {
242 return;
243 }
244
245 if (source != null) {
246 SwingUtilities.convertPointToScreen(p, source);
247 }
248
249 screenX = p.x;
250 screenY = p.y;
251
252 @SuppressWarnings("unchecked")
253 Vector<MenuElement> tmp = (Vector<MenuElement>)selection.clone();
254 selectionSize = tmp.size();
255 boolean success = false;
256 for (i=selectionSize - 1;i >= 0 && success == false; i--) {
257 menuElement = tmp.elementAt(i);
258 subElements = menuElement.getSubElements();
259
260 path = null;
261 for (j = 0, d = subElements.length;j < d && success == false; j++) {
262 if (subElements[j] == null)
263 continue;
264 mc = subElements[j].getComponent();
265 if(!mc.isShowing())
266 continue;
267 if(mc instanceof JComponent) {
268 cWidth = mc.getWidth();
269 cHeight = mc.getHeight();
270 } else {
271 r2 = mc.getBounds();
272 cWidth = r2.width;
273 cHeight = r2.height;
368 * Returns the component in the currently selected path
369 * which contains sourcePoint.
370 *
371 * @param source The component in whose coordinate space sourcePoint
372 * is given
373 * @param sourcePoint The point which is being tested
374 * @return The component in the currently selected path which
375 * contains sourcePoint (relative to the source component's
376 * coordinate space. If sourcePoint is not inside a component
377 * on the currently selected path, null is returned.
378 */
379 public Component componentForPoint(Component source, Point sourcePoint) {
380 int screenX,screenY;
381 Point p = sourcePoint;
382 int i,c,j,d;
383 Component mc;
384 Rectangle r2;
385 int cWidth,cHeight;
386 MenuElement menuElement;
387 MenuElement subElements[];
388 int selectionSize;
389
390 SwingUtilities.convertPointToScreen(p,source);
391
392 screenX = p.x;
393 screenY = p.y;
394
395 @SuppressWarnings("unchecked")
396 Vector<MenuElement> tmp = (Vector<MenuElement>)selection.clone();
397 selectionSize = tmp.size();
398 for(i=selectionSize - 1 ; i >= 0 ; i--) {
399 menuElement = tmp.elementAt(i);
400 subElements = menuElement.getSubElements();
401
402 for(j = 0, d = subElements.length ; j < d ; j++) {
403 if (subElements[j] == null)
404 continue;
405 mc = subElements[j].getComponent();
406 if(!mc.isShowing())
407 continue;
408 if(mc instanceof JComponent) {
409 cWidth = mc.getWidth();
410 cHeight = mc.getHeight();
411 } else {
412 r2 = mc.getBounds();
413 cWidth = r2.width;
414 cHeight = r2.height;
415 }
416 p.x = screenX;
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