List of usage examples for com.google.gwt.event.dom.client DragStartHandler DragStartHandler
DragStartHandler
From source file:co.fxl.gui.gwt.GWTElement.java
License:Open Source License
@SuppressWarnings("unchecked") public R addDragStartListener(final IDraggable.IDragStartListener l) { draggable(true);/*w ww .j av a 2s.c o m*/ container.widget.addDomHandler(new DragStartHandler() { @Override public void onDragStart(final DragStartEvent event) { event.setData("text", "dragging"); l.onDragStart(new IDragStartEvent() { @Override public int offsetX() { return event.getNativeEvent().getClientX() - container.widget.getElement().getAbsoluteLeft(); } @Override public int offsetY() { return event.getNativeEvent().getClientY() - container.widget.getElement().getAbsoluteTop(); } @Override public IDragStartEvent dragImage(IElement<?> element) { GWTElement<?, ?> gwtElement = (GWTElement<?, ?>) element; Element domElement = gwtElement.getDOMElement(); if (domElement == null) throw new RuntimeException("drag image element is null"); event.getDataTransfer().setDragImage(domElement, 0, 0); return this; } @Override public IDragStartEvent iD(String iD) { event.setData("text", iD); return this; } }); } }, DragStartEvent.getType()); container.widget.addDomHandler(new DragEndHandler() { @Override public void onDragEnd(DragEndEvent event) { GWTDisplay.instance.resetScrollPanelTop(); l.onDragEnd(); } }, DragEndEvent.getType()); return (R) this; }
From source file:com.codenvy.ide.client.elements.widgets.element.ElementViewImpl.java
License:Open Source License
private void bind() { addMouseDownHandler(new MouseDownHandler() { @Override//from w w w . j a v a 2 s. co m public void onMouseDown(MouseDownEvent event) { int nativeButton = event.getNativeButton(); if (NativeEvent.BUTTON_RIGHT == nativeButton) { delegate.onMouseRightButtonClicked(event.getClientX(), event.getClientY()); } if (NativeEvent.BUTTON_LEFT == nativeButton) { delegate.onMouseLeftButtonClicked(); } event.stopPropagation(); } }); addMouseOutHandler(new MouseOutHandler() { @Override public void onMouseOut(MouseOutEvent event) { delegate.onMouseOut(); event.stopPropagation(); } }); addMouseOverHandler(new MouseOverHandler() { @Override public void onMouseOver(MouseOverEvent event) { delegate.onMouseOver(); event.stopPropagation(); } }); addDragStartHandler(new DragStartHandler() { @Override public void onDragStart(DragStartEvent event) { // this code needs for stopping moving icon in the middle of the element event.getDataTransfer().setDragImage(getElement(), 0, 0); event.stopPropagation(); } }); addDragHandler(new DragHandler() { @Override public void onDrag(DragEvent event) { NativeEvent nativeEvent = event.getNativeEvent(); delegate.onElementDragged(nativeEvent.getClientX(), nativeEvent.getClientY()); event.preventDefault(); event.stopPropagation(); } }); addDragEndHandler(new DragEndHandler() { @Override public void onDragEnd(DragEndEvent event) { delegate.onDragFinished(); event.preventDefault(); event.stopPropagation(); } }); }
From source file:com.gwt2go.dev.client.ui.EditorViewImpl.java
License:Apache License
public EditorViewImpl() { area.ensureDebugId("cwRichText-area"); area.setSize("100%", "14em"); btnSelectedText.addClickHandler(new ClickHandler() { @Override/*from w w w. j a v a 2 s.co m*/ public void onClick(ClickEvent event) { // Window.alert(area.getElement().toString()); com.google.gwt.user.client.Element iFrame = area.getElement(); String txt = getSelectedElement(iFrame).toString(); // String txt = EditorUtils.getSelectedElement(iFrame); Window.alert(txt); // String name = flipName("lyudminame"); // Window.alert(name); } }); // Add the components to a panel Grid grid = new Grid(5, 1); grid.setStyleName("cw-RichText"); grid.setWidget(0, 0, toolbar); grid.setWidget(1, 0, area); grid.setWidget(2, 0, btnSelectedText); grid.setBorderWidth(1); toolbar.ensureDebugId("cwRichText-toolbar"); toolbar.setWidth("100%"); viewPanel.getElement().appendChild(nameSpan); viewPanel.add(grid); btnSelectedText.getElement().setDraggable(Element.DRAGGABLE_TRUE); btnSelectedText.addDragStartHandler(new DragStartHandler() { @Override public void onDragStart(DragStartEvent event) { // Required set data event.setData("text", "button drag"); event.getDataTransfer().setDragImage(btnSelectedText.getElement(), 10, 10); } }); initWidget(viewPanel); }
From source file:com.gwt2go.dev.client.ui.widget.LazySimplePanel.java
License:Apache License
@Override protected Widget createWidget() { SimplePanel panel = new SimplePanel(); VerticalPanel vrPanel = new VerticalPanel(); final Label label = new Label("Drag me"); label.getElement().setDraggable(Element.DRAGGABLE_TRUE); label.addDragStartHandler(new DragStartHandler() { @Override/*w ww .jav a2 s. c o m*/ public void onDragStart(DragStartEvent event) { // required event.setData("text", "Hello World"); // optinal: show copy of the image event.getDataTransfer().setDragImage(label.getElement(), 10, 10); } }); // some widgets do not implement drag handles // for that reason you can use addDomHandler() /* label.addDomHandler(new DragStartHandler() { @Override public void onDragStart(DragStartEvent event) { // required event.setData("text", "Hello World again;)"); // optional event.getDataTransfer().setDragImage(label.getElement(), 10, 10); } }, DragStartEvent.getType()); */ final Label target = new Label("Drag onto me"); // required: you must add dragoverhandler to create a target target.addDragOverHandler(new DragOverHandler() { @Override public void onDragOver(DragOverEvent event) { target.getElement().getStyle().setBackgroundColor("#ffa"); } }); // add drop hanlder target.addDropHandler(new DropHandler() { @Override public void onDrop(DropEvent event) { // prevent the native text drop event.preventDefault(); // get the data out of the event String data = event.getData("text"); target.setText(data); } }); panel.add(vrPanel); vrPanel.getElement().appendChild(this.nameSpan); vrPanel.add(label); vrPanel.add(target); return panel; }
From source file:com.ponysdk.ui.terminal.ui.PTWidget.java
License:Apache License
private void addDomHandler(final PTInstruction addHandler, final Widget widget, final int domHandlerType, final UIService uiService) { final DomHandlerType h = DomHandlerType.values()[domHandlerType]; switch (h) {/*from w w w. j a v a 2 s. c om*/ case CLICK: widget.addDomHandler(new ClickHandler() { @Override public void onClick(final ClickEvent event) { triggerOnClick(addHandler, widget, domHandlerType, uiService, event); } }, ClickEvent.getType()); break; case MOUSE_OVER: widget.addDomHandler(new MouseOverHandler() { @Override public void onMouseOver(final MouseOverEvent event) { triggerDomEvent(addHandler, domHandlerType, uiService); } }, MouseOverEvent.getType()); break; case BLUR: widget.addDomHandler(new BlurHandler() { @Override public void onBlur(final BlurEvent event) { triggerDomEvent(addHandler, domHandlerType, uiService); } }, BlurEvent.getType()); break; case FOCUS: widget.addDomHandler(new FocusHandler() { @Override public void onFocus(final FocusEvent event) { triggerDomEvent(addHandler, domHandlerType, uiService); } }, FocusEvent.getType()); break; case MOUSE_OUT: widget.addDomHandler(new MouseOutHandler() { @Override public void onMouseOut(final MouseOutEvent event) { triggerDomEvent(addHandler, domHandlerType, uiService); } }, MouseOutEvent.getType()); break; case MOUSE_DOWN: widget.addDomHandler(new MouseDownHandler() { @Override public void onMouseDown(final MouseDownEvent event) { triggerDomEvent(addHandler, domHandlerType, uiService); } }, MouseDownEvent.getType()); break; case MOUSE_UP: widget.addDomHandler(new MouseUpHandler() { @Override public void onMouseUp(final MouseUpEvent event) { triggerDomEvent(addHandler, domHandlerType, uiService); } }, MouseUpEvent.getType()); break; case KEY_PRESS: widget.addDomHandler(new KeyPressHandler() { @Override public void onKeyPress(final KeyPressEvent event) { triggerOnKeyPress(addHandler, domHandlerType, uiService, event); } }, KeyPressEvent.getType()); break; case KEY_UP: if (widget instanceof TextBoxBase) { final TextBoxBase textBox = (TextBoxBase) widget; textBox.addKeyUpHandler(new KeyUpHandler() { @Override public void onKeyUp(final KeyUpEvent event) { final PTInstruction changeHandlerInstruction = new PTInstruction(); changeHandlerInstruction.setObjectID(addHandler.getObjectID()); changeHandlerInstruction.put(TYPE.KEY, TYPE.KEY_.EVENT); changeHandlerInstruction.put(HANDLER.KEY, HANDLER.KEY_.STRING_VALUE_CHANGE_HANDLER); changeHandlerInstruction.put(PROPERTY.VALUE, textBox.getText()); final PTInstruction eventInstruction = buildEventInstruction(addHandler, domHandlerType); eventInstruction.put(PROPERTY.VALUE, event.getNativeEvent().getKeyCode()); if (addHandler.containsKey(PROPERTY.KEY_FILTER)) { final JSONArray jsonArray = addHandler.get(PROPERTY.KEY_FILTER).isArray(); for (int i = 0; i < jsonArray.size(); i++) { final JSONNumber keyCode = jsonArray.get(i).isNumber(); if (keyCode.doubleValue() == event.getNativeEvent().getKeyCode()) { uiService.stackEvent(changeHandlerInstruction); uiService.stackEvent(eventInstruction); uiService.flushEvents(); break; } } } else { uiService.stackEvent(changeHandlerInstruction); uiService.stackEvent(eventInstruction); uiService.flushEvents(); } } }); } else { widget.addDomHandler(new KeyUpHandler() { @Override public void onKeyUp(final KeyUpEvent event) { final PTInstruction eventInstruction = buildEventInstruction(addHandler, domHandlerType); eventInstruction.put(PROPERTY.VALUE, event.getNativeEvent().getKeyCode()); if (eventInstruction.containsKey(PROPERTY.KEY_FILTER)) { final JSONArray jsonArray = addHandler.get(PROPERTY.KEY_FILTER).isArray(); for (int i = 0; i < jsonArray.size(); i++) { final JSONNumber keyCode = jsonArray.get(i).isNumber(); if (keyCode.doubleValue() == event.getNativeEvent().getKeyCode()) { uiService.triggerEvent(eventInstruction); break; } } } else { uiService.triggerEvent(eventInstruction); } } }, KeyUpEvent.getType()); } break; case DRAG_START: widget.getElement().setDraggable(Element.DRAGGABLE_TRUE); widget.addBitlessDomHandler(new DragStartHandler() { @Override public void onDragStart(final DragStartEvent event) { event.setData("text", Long.toString(addHandler.getObjectID())); event.getDataTransfer().setDragImage(uiObject.getElement(), 10, 10); triggerDomEvent(addHandler, domHandlerType, uiService); } }, DragStartEvent.getType()); break; case DRAG_END: widget.addBitlessDomHandler(new DragEndHandler() { @Override public void onDragEnd(final DragEndEvent event) { triggerDomEvent(addHandler, domHandlerType, uiService); } }, DragEndEvent.getType()); break; case DRAG_ENTER: widget.addBitlessDomHandler(new DragEnterHandler() { @Override public void onDragEnter(final DragEnterEvent event) { triggerDomEvent(addHandler, domHandlerType, uiService); } }, DragEnterEvent.getType()); break; case DRAG_LEAVE: widget.addBitlessDomHandler(new DragLeaveHandler() { @Override public void onDragLeave(final DragLeaveEvent event) { triggerDomEvent(addHandler, domHandlerType, uiService); } }, DragLeaveEvent.getType()); break; case DROP: widget.addBitlessDomHandler(new DragOverHandler() { @Override public void onDragOver(final DragOverEvent event) { // required by GWT api // triggerDomEvent(addHandler, domHandlerType, uiService); } }, DragOverEvent.getType()); widget.addBitlessDomHandler(new DropHandler() { @Override public void onDrop(final DropEvent event) { event.preventDefault(); final String dragWidgetID = event.getData("text"); final PTInstruction eventInstruction = buildEventInstruction(addHandler, domHandlerType); if (dragWidgetID != null) eventInstruction.put(PROPERTY.DRAG_SRC, Long.parseLong(dragWidgetID)); uiService.triggerEvent(eventInstruction); } }, DropEvent.getType()); break; default: log.info("Handler not supported #" + h); break; } }
From source file:com.preferanser.client.application.widgets.CardWidget.java
License:Open Source License
public void setHandlers(final Handlers handlers) { image.addMouseDownHandler(new MouseDownHandler() { @Override/*from w ww . jav a 2 s. com*/ public void onMouseDown(MouseDownEvent event) { handlers.onCardMouseDown(CardWidget.this, event); } }); image.addDragStartHandler(new DragStartHandler() { @Override public void onDragStart(DragStartEvent event) { handlers.onCardDragStart(CardWidget.this, event); } }); image.addDoubleClickHandler(new DoubleClickHandler() { @Override public void onDoubleClick(DoubleClickEvent event) { handlers.onCardDoubleClick(CardWidget.this, event); } }); }
From source file:de.swm.commons.mobile.client.widgets.LoadingIndicatorPopup.java
License:Apache License
/** * Default constructor./*from w ww . j a va 2 s . com*/ */ public LoadingIndicatorPopup() { this(false); this.addDomHandler(new ClickHandler() { @Override public void onClick(ClickEvent event) { if (event != null) { event.stopPropagation(); } } }, ClickEvent.getType()); this.addDomHandler(new DragStartHandler() { @Override public void onDragStart(DragStartEvent event) { if (event != null) { event.stopPropagation(); } } }, DragStartEvent.getType()); this.addDomHandler(new DragEndHandler() { @Override public void onDragEnd(DragEndEvent event) { if (event != null) { event.stopPropagation(); } } }, DragEndEvent.getType()); }
From source file:geogebra.web.gui.view.algebra.RadioButtonTreeItem.java
License:Open Source License
public void setDraggable() { getElement().setAttribute("position", "absolute"); addDomHandler(new DragStartHandler() { public void onDragStart(DragStartEvent event) { event.setData("text", "draggginggg"); event.getDataTransfer().setDragImage(getElement(), 10, 10); event.stopPropagation();// w ww . jav a 2 s . c o m ((AlgebraViewW) av).dragStart(event, geo); } }, DragStartEvent.getType()); }
From source file:it.alexabbi.aproject.client.ui.second.SecondPageImpl.java
License:Open Source License
public SecondPageImpl() { logger.info("SecondPageImpl"); initWidget(binder.createAndBindUi(this)); Storage storage = Storage.getLocalStorageIfSupported(); if (storage != null) { storage.setItem("a", "pippo"); }//from ww w . ja v a 2 s . c o m final String valore = storage.getItem("a"); final Label label = new Label(); label.setText("DRAG ME"); label.getElement().setDraggable("TRUE"); pannello.add(label); label.addDragStartHandler(new DragStartHandler() { @Override public void onDragStart(DragStartEvent event) { event.setData("prova", "DROPPATO"); //event.getDataTransfer().setDragImage(label, 10, 10); } }); final Label label2 = new Label(); label2.setText("DROP HERE"); pannello2.add(label2); label2.addDragOverHandler(new DragOverHandler() { @Override public void onDragOver(DragOverEvent event) { //label2.getElement().setTitle("cicco"); } }); label2.addDropHandler(new DropHandler() { @Override public void onDrop(DropEvent event) { // TODO Auto-generated method stub event.preventDefault(); String data = event.getData("prova"); label2.setText(data); } }); }
From source file:net.husoftware.client.spike.DragDropLabel.java
License:Open Source License
private void initDrag() { getElement().setDraggable(Element.DRAGGABLE_TRUE); addDragStartHandler(new DragStartHandler() { @Override//from w w w . j a v a 2 s .c o m public void onDragStart(DragStartEvent event) { // Remember what's being dragged dragging = DragDropLabel.this; // Must set for FireFox event.setData("text", "hi there"); // Copy the label image for the drag icon // 10,10 indicates the pointer offset, not the image size. event.getDataTransfer().setDragImage(getElement(), 10, 10); } }); }