Java Code Examples for com.google.gwt.user.client.Event#ONMOUSEDOWN

/**
 * Handles special behavior of the mouse down event.
 *
 * @param event
 */
private void handleMouseDownEvent(Event event) {
	/*
	 * Prevent the keyboard focus from leaving the textfield by preventing
	 * the default behaviour of the browser. Fixes #4285.
	 */
	if (event.getTypeInt() == Event.ONMOUSEDOWN) {
		debug("VComboBoxMultiselect: blocking mouseDown event to avoid blur");

		event.preventDefault();
		event.stopPropagation();

		/*
		 * In IE the above wont work, the blur event will still trigger. So,
		 * we set a flag here to prevent the next blur event from happening.
		 * This is not needed if do not already have focus, in that case
		 * there will not be any blur event and we should not cancel the
		 * next blur.
		 */
		if (BrowserInfo.get()
			.isIE() && this.focused) {
			this.preventNextBlurEventInIE = true;
			debug("VComboBoxMultiselect: Going to prevent next blur event on IE");
		}
	}
}
 

@Override
public void onBrowserEvent(Event event) {
    if (contextMenuHandler != null && event.getTypeInt() == Event.ONCONTEXTMENU) {
        contextMenuHandler.onContextMenu(event);
        return;
    }

    if ((event.getTypeInt() == Event.ONCLICK
            || event.getTypeInt() == Event.ONMOUSEDOWN)
            && event.getButton() != NativeEvent.BUTTON_LEFT) {
        event.preventDefault();
        event.stopPropagation();
        return;
    }

    super.onBrowserEvent(event);
}
 

@Override
public void onBrowserEvent(Event event) {
	switch (DOM.eventGetType(event)) {
    case Event.ONMOUSEDOWN:
    	SelectionMode mode = null; 
    	for (SelectionMode m: SelectionMode.values())
    		if (hasUnselectedDays(m)) {
    			mode = m; break;
    		}
    	if (mode != null)
    		setAllSelected(true, mode);
    	else
    		setAllSelected(false, SelectionMode.All);
    	if (iCursor != null) iPanel.getWidget().setCursor(iCursor);
    	event.preventDefault();
    	break;
	}
	super.onBrowserEvent(event);
}
 

@Override
public void onBrowserEvent(Event event) {
	switch (DOM.eventGetType(event)) {
    case Event.ONMOUSEDOWN:
    	if (isEnabled()) {
    		setValue(!getValue(), true);
    		iPanel.getWidget().setCursor(iCursor);
    	}
    	event.preventDefault();
    	break;
	}
	super.onBrowserEvent(event);
}
 

@Override
public void onBrowserEvent(Event event) {
	switch (DOM.eventGetType(event)) {
    case Event.ONMOUSEDOWN:
    	MouseDownEvent.fireNativeEvent(event, this);
    	event.stopPropagation();
    	event.preventDefault();
    	break;
	}
}
 

@Override
public void onBrowserEvent(Event event) {
    switch (DOM.eventGetType(event)) {
        case Event.ONMOUSEDOWN:
            captureEvents(event);
            break;
        case Event.ONMOUSEUP:
            releaseCapture(event);
            break;
        case Event.ONMOUSEMOVE:
            handleResize(event);
            break;
    }
}
 

private void onDragEvent(Event event) {
    if (!WidgetUtil.isTouchEventOrLeftMouseButton(event)) {
        return;
    }

    switch (DOM.eventGetType(event)) {
        case Event.ONTOUCHSTART:
            if (event.getTouches().length() > 1) {
                return;
            }
        case Event.ONMOUSEDOWN:
            beginMovingWindow(event);
            break;
        case Event.ONMOUSEUP:
        case Event.ONTOUCHEND:
        case Event.ONTOUCHCANCEL:
        case Event.ONLOSECAPTURE:
            stopMovingWindow();
            break;
        case Event.ONMOUSEMOVE:
        case Event.ONTOUCHMOVE:
            moveWindow(event);
            break;
        default:
            break;
    }
}
 

@Override
public void onBrowserEvent(Event event) {
  if (mouseListener == null) {
    super.onBrowserEvent(event);
    return;
  }

  switch (event.getTypeInt()) {
    case Event.ONMOUSEDOWN:
      mouseListener.onMouseDown();
      break;
    case Event.ONMOUSEOUT:
      mouseListener.onMouseLeave();
      break;
    case Event.ONMOUSEOVER:
      mouseListener.onMouseEnter();
      break;
    case Event.ONMOUSEUP:
      mouseListener.onMouseUp();
      break;
    case Event.ONCLICK:
      mouseListener.onClick();
      if (stopPropagation) {
        event.stopPropagation();
      }
      break;
  }
  super.onBrowserEvent(event);
}
 

@Override
public void onBrowserEvent(Event event) {
	switch (DOM.eventGetType(event)) {
    case Event.ONMOUSEDOWN:
    	MouseDownEvent.fireNativeEvent(event, this);
    	event.stopPropagation();
    	event.preventDefault();
    	break;
	}
}
 

@Override
public void onBrowserEvent(Event event) {
  if (mouseListener == null) {
    super.onBrowserEvent(event);
    return;
  }

  switch (event.getTypeInt()) {
    case Event.ONMOUSEDOWN:
      mouseListener.onMouseDown();
      break;
    case Event.ONMOUSEOUT:
      mouseListener.onMouseLeave();
      break;
    case Event.ONMOUSEOVER:
      mouseListener.onMouseEnter();
      break;
    case Event.ONMOUSEUP:
      mouseListener.onMouseUp();
      break;
    case Event.ONCLICK:
      mouseListener.onClick();
      if (stopPropagation) {
        event.stopPropagation();
      }
      break;
  }
  super.onBrowserEvent(event);
}
 

@Override
public void onBrowserEvent(Event event) {
   	Element target = DOM.eventGetTarget(event);

    switch (DOM.eventGetType(event)) {
    case Event.ONMOUSEDOWN:
    	boolean open = iFilterOpen.getElement().equals(target);
    	boolean close = iFilterClose.getElement().equals(target);
    	boolean clear = iFilterClear.getElement().equals(target);
    	boolean filter = iFilter.getElement().equals(target);
    	if (isFilterPopupShowing() || close) {
    		hideFilterPopup();
    	} else if (open) {
    		hideSuggestions();
    		showFilterPopup();
    	}
    	if (clear) {
			iFilter.setText("");
			removeAllChips();
			setAriaLabel(toAriaString());
			ValueChangeEvent.fire(FilterBox.this, getValue());
    	}
    	if (!filter) {
			event.stopPropagation();
			event.preventDefault();
	    	Scheduler.get().scheduleDeferred(new ScheduledCommand() {
				@Override
				public void execute() {
					iFilter.setFocus(true);
				}
			});
    	}
    	break;
    }
}
 

private void previewNativeEvent(NativePreviewEvent event) {
	if (event.isCanceled() || event.isConsumed()) {
		event.cancel();
		return;
	}

	boolean eventTargetsContainerOrPartner = this.eventTargetsContainerOrPartner(event);

	int type = event.getTypeInt();
	switch (type) {
		case Event.ONMOUSEDOWN:
		case Event.ONTOUCHSTART:
			if (!eventTargetsContainerOrPartner) {
				this.blur();
				return;
			}
			break;
		case Event.ONFOCUS:
			// Not used because focus events are not previewed yet
			if (!eventTargetsContainerOrPartner) {
				this.blur();
			} else {
				this.focus();
			}
			break;
		default:
			break;
	}
}
 

public void onBrowserEvent(Event event) {
	boolean headerFired = false; // Controls when event is fired by header

	// Case targe event is header must disable drag & drop
	if (headerTable.getEventTargetCell(event) != null) {
		headerFired = true;
	}

	// Selects the panel
	setSelectedPanel(true);

	// When de button mouse is released
	mouseX = DOM.eventGetClientX(event);
	mouseY = DOM.eventGetClientY(event);

	// On double click not sends event to onCellClicked across super.onBrowserEvent();
	if (DOM.eventGetType(event) == Event.ONDBLCLICK) {
		// Disables the event propagation the sequence is:
		// Two time entry onCellClicked before entry on onBrowserEvent and disbles the
		// Tree onCellClicked that produces inconsistence error refreshing
		DOM.eventCancelBubble(event, true);
		if ((isDocumentSelected() || isAttachmentSelected()) && Main.get().workspaceUserProperties.getWorkspace().getAvailableOption().isDownloadOption()) {
			Main.get().mainPanel.search.searchBrowser.searchResult.searchCompactResult.downloadDocument();
		}

	} else if (DOM.eventGetType(event) == Event.ONMOUSEDOWN) {
		switch (DOM.eventGetButton(event)) {
			case Event.BUTTON_RIGHT:
				if (!headerFired) {
					if (isDocumentSelected() || isAttachmentSelected()) {
						Main.get().mainPanel.search.searchBrowser.searchResult.searchCompactResult.menuPopup.menu.checkMenuOptionPermissions(getDocument());
					} else if (isFolderSelected()) {
						Main.get().mainPanel.search.searchBrowser.searchResult.searchCompactResult.menuPopup.menu.checkMenuOptionPermissions(getFolder());
					} else if (isMailSelected()) {
						Main.get().mainPanel.search.searchBrowser.searchResult.searchCompactResult.menuPopup.menu.checkMenuOptionPermissions(getMail());
					}
					Main.get().mainPanel.search.searchBrowser.searchResult.searchCompactResult.menuPopup.menu.evaluateMenuOptions();
					Main.get().mainPanel.search.searchBrowser.searchResult.searchCompactResult.showMenu();
					DOM.eventPreventDefault(event); // Prevent to fire event to browser
				}
				break;
			default:
				break;
		}
	}

	super.onBrowserEvent(event);
}
 

@Override
public void onBrowserEvent(Event event) {
    switch (event.getTypeInt()) {
        case Event.ONMOUSEDOWN:
            mouseDown = true;

  /*
   * Resize glassElem to take up the entire scrollable window area,
   * which is the greater of the scroll size and the client size.
   */
            int width = Math.max(Window.getClientWidth(),
                    Document.get().getScrollWidth());
            int height = Math.max(Window.getClientHeight(),
                    Document.get().getScrollHeight());
            glassElem.getStyle().setHeight(height, Style.Unit.PX);
            glassElem.getStyle().setWidth(width, Style.Unit.PX);
            Document.get().getBody().appendChild(glassElem);

            offset = getEventPosition(event) - getAbsolutePosition();
            Event.setCapture(getElement());
            event.preventDefault();
            break;

        case Event.ONMOUSEUP:
            mouseDown = false;

            glassElem.removeFromParent();

            // Handle double-clicks.
            // Fake them since the double-click event aren't fired.
            if (this.toggleDisplayAllowed) {
                double now = Duration.currentTimeMillis();
                if (now - this.lastClick < DOUBLE_CLICK_TIMEOUT) {
                    now = 0;
                    toggleCollapsedState();
                }
                this.lastClick = now;
            }

            Event.releaseCapture(getElement());
            event.preventDefault();
            break;

        case Event.ONMOUSEMOVE:
            if (mouseDown) {
                int size;
                if (reverse) {
                    size = getTargetPosition() + getTargetSize() - getSplitterSize()
                            - getEventPosition(event) + offset;
                } else {
                    size = getEventPosition(event) - getTargetPosition() - offset;
                }
                ((LayoutData) target.getLayoutData()).hidden = false;
                setAssociatedWidgetSize(size);
                event.preventDefault();
            }
            break;
    }
}
 

private void onResizeEvent(Event event) {
    if (resizable && WidgetUtil.isTouchEventOrLeftMouseButton(event)) {
        switch (event.getTypeInt()) {
            case Event.ONMOUSEDOWN:
            case Event.ONTOUCHSTART:
                showResizingCurtain();
                if (BrowserInfo.get().isIE()) {
                    resizeBox.getStyle().setVisibility(Style.Visibility.HIDDEN);
                }
                resizing = true;
                startX = WidgetUtil.getTouchOrMouseClientX(event);
                startY = WidgetUtil.getTouchOrMouseClientY(event);
                origW = getElement().getOffsetWidth();
                origH = getElement().getOffsetHeight();
                DOM.setCapture(getElement());
                event.preventDefault();
                break;
            case Event.ONMOUSEUP:
            case Event.ONTOUCHEND:
                setSize(event);
            case Event.ONTOUCHCANCEL:
                DOM.releaseCapture(getElement());
            case Event.ONLOSECAPTURE:
                hideResizingCurtain();
                if (BrowserInfo.get().isIE()) {
                    resizeBox.getStyle().clearVisibility();
                }
                resizing = false;
                break;
            case Event.ONMOUSEMOVE:
            case Event.ONTOUCHMOVE:
                if (resizing) {
                    setSize(event);
                    event.preventDefault();
                }
                break;
            default:
                event.preventDefault();
                break;
        }
    }
}
 

@Override
public void onPreviewNativeEvent(NativePreviewEvent previewEvent) {
  if (autoHiders.isEmpty()) {
    return;
  }

  // TODO(danilatos,user,user): Push signal down a layer - clean this up.
  Event event = Event.as(previewEvent.getNativeEvent());
  int lowLevelType = event.getTypeInt();

  // TODO(danilatos): Insert this logic deeply rather than
  // sprinkling it in event handlers. Also the return value
  // of onEventPreview is the reverse of signal handlers.
  SignalEvent signal = SignalEventImpl.create(event, false);
  if (signal == null) {
    return;
  }

  // Key events (excluding escape) and mousewheel events use hideTopmostAutoHiderForKeyEvent
  if (lowLevelType == Event.ONMOUSEWHEEL || signal.isKeyEvent()) {
    if (hideTopmostAutoHiderForKeyEvent(false)) {
      // TODO(user): We don't call previewEvent.cancel() here, since for the floating-buttons
      // menu we want, for example, space-bar to still shift focus to the next blip.
      // The to-do is to audit the previewEvent.cancel call below and see why it's there (and if
      // it's not needed, eliminate it).
      return;
    }
  }

  // Pressing escape at any time causes us to close and discard the event.
  if (signal.getKeySignalType() == KeySignalType.NOEFFECT &&
      event.getKeyCode() == KeyCodes.KEY_ESCAPE) {
    if (hideTopmostAutoHiderForKeyEvent(true)) {
      previewEvent.cancel();
      return;
    }
  }

  // Click events and mouse-wheel events that fall through use hideAllAfter.
  if (lowLevelType == Event.ONMOUSEDOWN || lowLevelType == Event.ONMOUSEWHEEL) {
    hideAllAfter(signal.getTarget());
  }

  // Otherwise we don't do anything and the event continues as usual.
}
 

@Override
public void onPreviewNativeEvent(NativePreviewEvent previewEvent) {
  if (autoHiders.isEmpty()) {
    return;
  }

  // TODO(danilatos,user,user): Push signal down a layer - clean this up.
  Event event = Event.as(previewEvent.getNativeEvent());
  int lowLevelType = event.getTypeInt();

  // TODO(danilatos): Insert this logic deeply rather than
  // sprinkling it in event handlers. Also the return value
  // of onEventPreview is the reverse of signal handlers.
  SignalEvent signal = SignalEventImpl.create(event, false);
  if (signal == null) {
    return;
  }

  // Key events (excluding escape) and mousewheel events use hideTopmostAutoHiderForKeyEvent
  if (lowLevelType == Event.ONMOUSEWHEEL || signal.isKeyEvent()) {
    if (hideTopmostAutoHiderForKeyEvent(false)) {
      // TODO(user): We don't call previewEvent.cancel() here, since for the floating-buttons
      // menu we want, for example, space-bar to still shift focus to the next blip.
      // The to-do is to audit the previewEvent.cancel call below and see why it's there (and if
      // it's not needed, eliminate it).
      return;
    }
  }

  // Pressing escape at any time causes us to close and discard the event.
  if (signal.getKeySignalType() == KeySignalType.NOEFFECT &&
      event.getKeyCode() == KeyCodes.KEY_ESCAPE) {
    if (hideTopmostAutoHiderForKeyEvent(true)) {
      previewEvent.cancel();
      return;
    }
  }

  // Click events and mouse-wheel events that fall through use hideAllAfter.
  if (lowLevelType == Event.ONMOUSEDOWN || lowLevelType == Event.ONMOUSEWHEEL) {
    hideAllAfter(signal.getTarget());
  }

  // Otherwise we don't do anything and the event continues as usual.
}
 

public void onBrowserEvent(Event event) {
	int selectedRow = 0;

	if (DOM.eventGetType(event) == Event.ONDBLCLICK || DOM.eventGetType(event) == Event.ONMOUSEDOWN) {
		Element td = getMouseEventTargetCell(event);
		if (td == null) return;
		Element tr = DOM.getParent(td);
		Element body = DOM.getParent(tr);
		selectedRow = DOM.getChildIndex(body, tr);
	}

	// Only if selectedRow >= 0, indicates a document row value and must apear menu or double click action
	if (selectedRow >= 0) {

		// When de button mouse is released
		mouseX = DOM.eventGetClientX(event);
		mouseY = DOM.eventGetClientY(event);

		// On double click not sends event to onCellClicked across super.onBrowserEvent();
		if (DOM.eventGetType(event) == Event.ONDBLCLICK) {
			// Disables the event propagation the sequence is:
			// Two time entry onCellClicked before entry on onBrowserEvent and disables the
			// Tree onCellClicked that produces inconsistence error refreshing
			DOM.eventCancelBubble(event, true);
			MessagingToolBarBox.get().messageDashboard.messageStack.proposedQueryReceived.refreshProposedQueries();

		} else if (DOM.eventGetType(event) == Event.ONMOUSEDOWN) {
			switch (DOM.eventGetButton(event)) {
				case Event.BUTTON_RIGHT:
					markSelectedRow(selectedRow);
					MessagingToolBarBox.get().messageDashboard.messageStack.proposedQueryReceived.menuPopup.setPopupPosition(mouseX, mouseY);
					MessagingToolBarBox.get().messageDashboard.messageStack.proposedQueryReceived.menuPopup.show();
					DOM.eventPreventDefault(event); // Prevent to fire event to browser
					break;
				default:
					break;
			}
		}
	}
	super.onBrowserEvent(event);
}
 

public void onPreviewNativeEvent(NativePreviewEvent event) {
    if (isEnabled()) {
        Element target = Element
                .as(event.getNativeEvent().getEventTarget());
        switch (event.getTypeInt()) {
            case Event.ONCLICK:
                if (getWidget().isOrHasChildOfButton(target)) {
                    if (getState().popupVisible && getState().buttonClickTogglesPopupVisibility) {
                        getWidget().sync();
                        rpc.setPopupVisible(false);
                    }
                }
                break;
            case Event.ONMOUSEDOWN:
                if (!getWidget().isOrHasChildOfPopup(target)
                        && !getWidget().isOrHasChildOfConsole(target)
                        && !getWidget().isOrHasChildOfButton(target)
                        && getState().closePopupOnOutsideClick) {
                    if (getState().popupVisible) {
                        getWidget().sync();
                        rpc.setPopupVisible(false);
                    }
                }
                break;
            case Event.ONKEYPRESS:
                if (getWidget().isOrHasChildOfPopup(target)) {
                    // Catch children that use keyboard, so we can unfocus
                    // them
                    // when
                    // hiding
                    getWidget().addToActiveChildren(target);
                }
                break;
            case Event.ONKEYDOWN:
                if (getState().popupVisible) {
                    getWidget().onKeyDownOnVisiblePopup(event.getNativeEvent(), this);
                }
                break;
            default:
                break;
        }
    }
}
 

private void processMouseEvent(int eventType, int day, int period) {
	if (!isEnabled()) return;
    switch (eventType) {
	case Event.ONMOUSEDOWN:
		iDownDay = day; iDownPeriod = period; iOverDay = day; iOverPeriod = period;
		break;
	case Event.ONMOUSEUP:
		if (iDownDay>=0 && iOverDay>=0) {
			int d0 = (iDownDay < iOverDay ? iDownDay : iOverDay);
			int d1 = (iDownDay < iOverDay ? iOverDay : iDownDay);
			int p0 = (iDownPeriod < iOverPeriod ? iDownPeriod : iOverPeriod);
			int p1 = (iDownPeriod < iOverPeriod ? iOverPeriod : iDownPeriod);
			boolean allSelected = true;
			boolean mwfDown = (iDownDay % 2 == 0);
			all: for (int d=d0; d<=d1; d++) {
				if (d1 - d0 <= 0 || (d % 2 == 0) == mwfDown) {
					for (int p=p0; p<=p1; p++)
						if (!iSelected[d][p]) {
							allSelected = false; break all;
						}
				}
			}
			long ts = iTime++;
			for (int d=d0; d<=d1; d++) {
				if (d1 - d0 <= 1 || (d % 2 == 0) == mwfDown) {
					for (int p=p0; p<=p1; p++) {
						iSelected[d][p] = !allSelected;
						iLastSelectedTime[d][p] = ts;
					}
				}
			}
		}
		iDownDay = -1; iDownPeriod = -1; iOverDay = -1; iOverPeriod = -1;
		generatePriorities();
		ValueChangeEvent.fire(this, getValue());
		break;
	case Event.ONMOUSEOVER:
		iOverDay = day; iOverPeriod = period;
		break;
	case Event.ONMOUSEOUT:
		iOverDay = -1; iOverPeriod = -1;
		break;
	}
	update();
}