public static boolean fire(NativeEvent event, HasHandlers target) { NativeKeyPressEvent evt = new NativeKeyPressEvent(event); target.fireEvent(evt); if (evt.isCanceled()) { event.preventDefault(); return true; } return false; }
private static boolean onOpen(NativeEvent e, int idx) { if (link.handleAsClick(e.<Event>cast())) { PatchSetsBox t = getRevisionBox(e); if (t != null) { t.onOpenRow(idx); e.preventDefault(); return false; } } return true; }
@Override public void onPreviewNativeEvent(Event.NativePreviewEvent event) { if (allActiveDialogs_.get(allActiveDialogs_.size() - 1) != this) return; if (event.getTypeInt() == Event.ONKEYDOWN) { NativeEvent nativeEvent = event.getNativeEvent(); switch (nativeEvent.getKeyCode()) { case KeyCodes.KEY_ENTER: ThemedButton defaultButton = defaultOverrideButton_ == null ? okButton_ : defaultOverrideButton_; if ((defaultButton != null) && defaultButton.isEnabled()) { nativeEvent.preventDefault(); nativeEvent.stopPropagation(); event.cancel(); defaultButton.click(); } break; case KeyCodes.KEY_ESCAPE: if (escapeDisabled_) break; if (cancelButton_ == null) { if ((okButton_ != null) && okButton_.isEnabled()) { nativeEvent.preventDefault(); nativeEvent.stopPropagation(); event.cancel(); okButton_.click(); } } else if (cancelButton_.isEnabled()) { nativeEvent.preventDefault(); nativeEvent.stopPropagation(); event.cancel(); cancelButton_.click(); } break; } } }
/* (non-Javadoc) * @see com.google.gwt.cell.client.AbstractCell#onBrowserEvent(com.google.gwt.cell.client.Cell.Context, com.google.gwt.dom.client.Element, java.lang.Object, com.google.gwt.dom.client.NativeEvent, com.google.gwt.cell.client.ValueUpdater) */ @Override public void onBrowserEvent( Context context, Element parent, CellTreeNode value, NativeEvent event, ValueUpdater<CellTreeNode> valueUpdater) { if (event.getType().equals(BrowserEvents.CONTEXTMENU)) { event.preventDefault(); event.stopPropagation(); if (MatContext.get().getMeasureLockService().checkForEditPermission()) { onRightClick(value, (Event) event, parent); } } else { super.onBrowserEvent(context, parent, value, event, valueUpdater); } }
private void swallowEvents(Object object) { NativeEvent event = (NativeEvent) object; // Suppress save / quit events from reaching the browser KeyCombination keys = new KeyCombination(event); int keyCode = keys.getKeyCode(); int modifiers = keys.getModifier(); boolean isSaveQuitKey = keyCode == KeyCodes.KEY_S || keyCode == KeyCodes.KEY_W; boolean isSaveQuitModifier = BrowseCap.isMacintosh() ? modifiers == KeyboardShortcut.META : modifiers == KeyboardShortcut.CTRL; if (isSaveQuitKey && isSaveQuitModifier) event.preventDefault(); }
private boolean dispatch( KeyboardShortcut shortcut, AppCommandBindings bindings, NativeEvent event, Map<AppCommand, Boolean> maskedCommandsMap) { KeySequence keys = shortcut.getKeySequence(); // If the shortcut manager is disabled, bail if (!isEnabled()) return false; // If we have no binding, bail if (!bindings.containsKey(keys)) return false; AppCommand command = bindings.getCommand(keys, editorMode_, maskedCommandsMap); if (command == null) return false; event.preventDefault(); command.executeFromShortcut(); return true; }
private boolean dispatch( KeyboardShortcut shortcut, Map<KeyboardShortcut, ArrayList<AppCommand>> bindings, NativeEvent event, Map<AppCommand, Boolean> maskedCommandsMap) { if (!bindings.containsKey(shortcut) || bindings.get(shortcut) == null) return false; AppCommand command = null; for (int i = 0; i < bindings.get(shortcut).size(); i++) { command = bindings.get(shortcut).get(i); if (command != null) { boolean enabled = isEnabled() && command.isEnabled(); // some commands want their keyboard shortcut to pass through // to the browser when they are disabled (e.g. Cmd+W) if (!enabled && !command.preventShortcutWhenDisabled()) return false; // if we've remapped an AppCommand to a new binding, it's // implicitly disabled if (maskedCommandsMap != null && maskedCommandsMap.containsKey(command)) { command = null; continue; } event.preventDefault(); // if this command is enabled, execute it and stop looking if (enabled) { command.executeFromShortcut(); break; } } } return command != null; }
@Override public boolean onBrowserEvent( Cell.Context context, Element parent, C value, NativeEvent event, ValueUpdater<C> cValueUpdater) { resizer = cell.getResizeElement().cast(); if (event.getEventTarget().equals(resizer)) { String eventType = event.getType(); if (BrowserEvents.MOUSEDOWN.equals(eventType)) { startPosition = positionController.getPosition(Event.getCurrentEvent()); int events = Event.getTypeInt(BrowserEvents.MOUSEMOVE) | Event.getTypeInt(BrowserEvents.MOUSEUP); DOM.setEventListener(resizer, eventListener); DOM.sinkEvents(resizer, events); DOM.setCapture(resizer); startSize = cell.getSize(parent); event.preventDefault(); return true; } } return false; }
private boolean cancel(NativeEvent event, boolean returnValue) { event.stopPropagation(); event.preventDefault(); return returnValue; }
private void handleEvent(NativeEvent e) { if (e.getType().equals("contextmenu")) { e.preventDefault(); e.stopPropagation(); return; } if (e.getType().equals("mousedown")) { if (!e.getEventTarget().equals(canvas) || touched[0]) { float mouseX = (int) getRelativeX(e, canvas); float mouseY = (int) getRelativeY(e, canvas); if (mouseX < 0 || mouseX > Gdx.graphics.getWidth() || mouseY < 0 || mouseY > Gdx.graphics.getHeight()) { hasFocus = false; } return; } hasFocus = true; this.justTouched = true; this.touched[0] = true; this.pressedButtons.add(getButton(e.getButton())); this.deltaX[0] = 0; this.deltaY[0] = 0; if (isCursorCatched()) { this.touchX[0] += getMovementXJSNI(e); this.touchY[0] += getMovementYJSNI(e); } else { this.touchX[0] = (int) getRelativeX(e, canvas); this.touchY[0] = (int) getRelativeY(e, canvas); } this.currentEventTimeStamp = TimeUtils.nanoTime(); if (processor != null) if (processor.touchDown(touchX[0], touchY[0], 0, getButton(e.getButton()))) { e.preventDefault(); e.stopPropagation(); } } if (e.getType().equals("mousemove")) { if (isCursorCatched()) { this.deltaX[0] = (int) getMovementXJSNI(e); this.deltaY[0] = (int) getMovementYJSNI(e); this.touchX[0] += getMovementXJSNI(e); this.touchY[0] += getMovementYJSNI(e); } else { this.deltaX[0] = (int) getRelativeX(e, canvas) - touchX[0]; this.deltaY[0] = (int) getRelativeY(e, canvas) - touchY[0]; this.touchX[0] = (int) getRelativeX(e, canvas); this.touchY[0] = (int) getRelativeY(e, canvas); } this.currentEventTimeStamp = TimeUtils.nanoTime(); if (processor != null) { if (touched[0]) processor.touchDragged(touchX[0], touchY[0], 0); else processor.mouseMoved(touchX[0], touchY[0]); } } if (e.getType().equals("mouseup")) { if (!touched[0]) return; this.pressedButtons.remove(getButton(e.getButton())); this.touched[0] = pressedButtons.size() > 0; if (isCursorCatched()) { this.deltaX[0] = (int) getMovementXJSNI(e); this.deltaY[0] = (int) getMovementYJSNI(e); this.touchX[0] += getMovementXJSNI(e); this.touchY[0] += getMovementYJSNI(e); } else { this.deltaX[0] = (int) getRelativeX(e, canvas) - touchX[0]; this.deltaY[0] = (int) getRelativeY(e, canvas) - touchY[0]; this.touchX[0] = (int) getRelativeX(e, canvas); this.touchY[0] = (int) getRelativeY(e, canvas); } this.currentEventTimeStamp = TimeUtils.nanoTime(); this.touched[0] = false; if (processor != null) processor.touchUp(touchX[0], touchY[0], 0, getButton(e.getButton())); } if (e.getType().equals("keydown") && hasFocus) { // System.out.println("keydown"); int code = keyForCode(e.getKeyCode()); if (code == 67) { e.preventDefault(); if (processor != null) { processor.keyDown(code); processor.keyTyped('\b'); } } else { this.pressedKeys.add(code); if (processor != null) processor.keyDown(code); } } if (e.getType().equals("keypress") && hasFocus) { // System.out.println("keypress"); char c = (char) e.getCharCode(); if (processor != null) processor.keyTyped(c); } if (e.getType().equals("keyup") && hasFocus) { // System.out.println("keyup"); int code = keyForCode(e.getKeyCode()); this.pressedKeys.remove(code); if (processor != null) processor.keyUp(code); } if (e.getType().equals("touchstart")) { this.justTouched = true; JsArray<Touch> touches = e.getChangedTouches(); for (int i = 0, j = touches.length(); i < j; i++) { Touch touch = touches.get(i); int touchId = touch.getIdentifier(); touched[touchId] = true; double r = GwtGraphics.getDevicePixelRatioJSNI(); int x = (int) (touch.getRelativeX(canvas) * r); int y = (int) (touch.getRelativeY(canvas) * r); touchX[touchId] = x; touchY[touchId] = y; deltaX[touchId] = 0; deltaY[touchId] = 0; if (processor != null) { processor.touchDown(touchX[touchId], touchY[touchId], touchId, Buttons.LEFT); } } this.currentEventTimeStamp = TimeUtils.nanoTime(); e.preventDefault(); } if (e.getType().equals("touchmove")) { JsArray<Touch> touches = e.getChangedTouches(); for (int i = 0, j = touches.length(); i < j; i++) { Touch touch = touches.get(i); int touchId = touch.getIdentifier(); double r = GwtGraphics.getDevicePixelRatioJSNI(); int x = (int) (touch.getRelativeX(canvas) * r); int y = (int) (touch.getRelativeY(canvas) * r); deltaX[touchId] = x - touchX[touchId]; deltaY[touchId] = y - touchY[touchId]; touchX[touchId] = x; touchY[touchId] = y; if (processor != null) { processor.touchDragged(touchX[touchId], touchY[touchId], touchId); } } this.currentEventTimeStamp = TimeUtils.nanoTime(); e.preventDefault(); } if (e.getType().equals("touchcancel")) { JsArray<Touch> touches = e.getChangedTouches(); for (int i = 0, j = touches.length(); i < j; i++) { Touch touch = touches.get(i); int touchId = touch.getIdentifier(); touched[touchId] = false; double r = GwtGraphics.getDevicePixelRatioJSNI(); int x = (int) (touch.getRelativeX(canvas) * r); int y = (int) (touch.getRelativeY(canvas) * r); deltaX[touchId] = x - touchX[touchId]; deltaY[touchId] = y - touchY[touchId]; touchX[touchId] = x; touchY[touchId] = y; if (processor != null) { processor.touchUp(touchX[touchId], touchY[touchId], touchId, Buttons.LEFT); } } this.currentEventTimeStamp = TimeUtils.nanoTime(); e.preventDefault(); } if (e.getType().equals("touchend")) { JsArray<Touch> touches = e.getChangedTouches(); for (int i = 0, j = touches.length(); i < j; i++) { Touch touch = touches.get(i); int touchId = touch.getIdentifier(); touched[touchId] = false; double r = GwtGraphics.getDevicePixelRatioJSNI(); int x = (int) (touch.getRelativeX(canvas) * r); int y = (int) (touch.getRelativeY(canvas) * r); deltaX[touchId] = x - touchX[touchId]; deltaY[touchId] = y - touchY[touchId]; touchX[touchId] = x; touchY[touchId] = y; if (processor != null) { processor.touchUp(touchX[touchId], touchY[touchId], touchId, Buttons.LEFT); } } this.currentEventTimeStamp = TimeUtils.nanoTime(); e.preventDefault(); } else if (e.getType().equals("mousewheel") || e.getType().equals("DOMMouseScroll")) { float dir = getMouseWheelVelocity(e); if (dir != 0 && processor != null) processor.scrolled(dir > 0 ? 1 : -1); } // if(hasFocus) e.preventDefault(); }
/** Prevents the browser from taking its default action for the given event. */ public final void preventDefault() { if (nativeEvent == null) return; nativeEvent.preventDefault(); }