Example usage for com.google.gwt.dom.client BrowserEvents TOUCHSTART

List of usage examples for com.google.gwt.dom.client BrowserEvents TOUCHSTART

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Introduction

In this page you can find the example usage for com.google.gwt.dom.client BrowserEvents TOUCHSTART.

Prototype

String TOUCHSTART

To view the source code for com.google.gwt.dom.client BrowserEvents TOUCHSTART.

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Usage

From source file:com.sencha.gxt.cell.core.client.AbstractEventCell.java

License:sencha.com license

public void addCellGestureAdapter(CellGestureAdapter<? extends GestureRecognizer, C> cellGestureAdapter) {
    if (cellGestureAdapters == null) {
        cellGestureAdapters = new ArrayList<CellGestureAdapter<? extends GestureRecognizer, C>>();
        Set<String> updated = new HashSet<String>();
        Set<String> consumedEvents = super.getConsumedEvents();
        if (consumedEvents != null) {
            updated.addAll(consumedEvents);
        }/*from  w  ww  . ja v a2 s  .  c  om*/
        if (PointerEventsSupport.impl.isSupported()) {
            updated.add(PointerEvents.POINTERDOWN.getEventName());
            updated.add(PointerEvents.POINTERMOVE.getEventName());
            updated.add(PointerEvents.POINTERUP.getEventName());
            updated.add(PointerEvents.POINTERCANCEL.getEventName());
        }
        updated.add(BrowserEvents.TOUCHSTART);
        updated.add(BrowserEvents.TOUCHMOVE);
        updated.add(BrowserEvents.TOUCHCANCEL);
        updated.add(BrowserEvents.TOUCHEND);
        setConsumedEventsInternal(Collections.unmodifiableSet(updated));
    }
    cellGestureAdapter.setDelegate(this);
    cellGestureAdapters.add(cellGestureAdapter);
}

From source file:com.sencha.gxt.cell.core.client.AbstractEventCell.java

License:sencha.com license

@Override
public void onBrowserEvent(Context context, Element parent, C value, NativeEvent event,
        ValueUpdater<C> valueUpdater) {
    super.onBrowserEvent(context, parent, value, event, valueUpdater);
    String eventType = event.getType();
    if (BrowserEvents.TOUCHSTART.equals(eventType) || BrowserEvents.TOUCHMOVE.equals(eventType)
            || BrowserEvents.TOUCHCANCEL.equals(eventType) || BrowserEvents.TOUCHEND.equals(eventType)) {
        onTouch(context, parent, value, event, valueUpdater);
    }/*from   w  ww  .  j  a va2  s.c  o  m*/
}

From source file:com.sencha.gxt.cell.core.client.AbstractEventInputCell.java

License:sencha.com license

public void addCellGestureAdapter(CellGestureAdapter<? extends GestureRecognizer, T> cellGestureAdapter) {
    if (cellGestureAdapters == null) {
        cellGestureAdapters = new ArrayList<CellGestureAdapter<? extends GestureRecognizer, T>>();
        if (PointerEventsSupport.impl.isSupported()) {
            consumedEvents.add(PointerEvents.POINTERDOWN.getEventName());
            consumedEvents.add(PointerEvents.POINTERMOVE.getEventName());
            consumedEvents.add(PointerEvents.POINTERUP.getEventName());
            consumedEvents.add(PointerEvents.POINTERCANCEL.getEventName());
        }//w ww  . j  av a 2s  . c  om
        consumedEvents.add(BrowserEvents.TOUCHSTART);
        consumedEvents.add(BrowserEvents.TOUCHMOVE);
        consumedEvents.add(BrowserEvents.TOUCHCANCEL);
        consumedEvents.add(BrowserEvents.TOUCHEND);
    }
    cellGestureAdapter.setDelegate(this);
    cellGestureAdapters.add(cellGestureAdapter);
}

From source file:com.sencha.gxt.cell.core.client.AbstractEventInputCell.java

License:sencha.com license

@Override
public void onBrowserEvent(Context context, Element parent, T value, NativeEvent event,
        ValueUpdater<T> valueUpdater) {
    super.onBrowserEvent(context, parent, value, event, valueUpdater);
    String eventType = event.getType();
    if (BrowserEvents.TOUCHSTART.equals(eventType) || BrowserEvents.TOUCHMOVE.equals(eventType)
            || BrowserEvents.TOUCHCANCEL.equals(eventType) || BrowserEvents.TOUCHEND.equals(eventType)) {
        onTouch(context, parent, value, event, valueUpdater);
    }/*from  ww  w  .  j a  va2  s.c o m*/
}

From source file:com.sencha.gxt.core.client.gestures.AbstractGestureRecognizer.java

License:sencha.com license

@Override
public boolean handle(NativeEvent event) {
    String eventType = event.getType();
    if (eventType.equals(BrowserEvents.TOUCHSTART)
            || eventType.equals(PointerEvents.POINTERDOWN.getEventName())) {
        return handleStart(event);
    } else if (eventType.equals(BrowserEvents.TOUCHMOVE)
            || eventType.equals(PointerEvents.POINTERMOVE.getEventName())) {
        return handleMove(event);
    } else if (eventType.equals(BrowserEvents.TOUCHEND)
            || eventType.equals(PointerEvents.POINTERUP.getEventName())) {
        return handleEnd(event);
    } else if (eventType.equals(BrowserEvents.TOUCHCANCEL)
            || eventType.equals(PointerEvents.POINTERCANCEL.getEventName())) {
        return handleCancel(event);
    } else if (eventType.equals(PointerEvents.POINTERENTER.getEventName())
            || eventType.equals(PointerEvents.POINTERLEAVE.getEventName())
            || eventType.equals(PointerEvents.POINTEROVER.getEventName())) {
        event.preventDefault();/*from   w w  w  . jav  a 2  s. c om*/
        event.stopPropagation();
    } //else, skip, we aren't interested
    return true;
}

From source file:com.sencha.gxt.widget.core.client.grid.CheckBoxSelectionModel.java

License:sencha.com license

/**
 * Creates a CheckBoxSelectionModel with a custom ValueProvider and appearance.
 * //from  www  . j a  va2  s  .c  o m
 * @param valueProvider the ValueProvider to use when constructing a ColumnConfig
 * @param appearance the appearance that should be used to render and update the checkbox
 */
public CheckBoxSelectionModel(ValueProvider<M, M> valueProvider, final CheckBoxColumnAppearance appearance) {
    this.appearance = appearance;
    config = newColumnConfig(valueProvider);
    config.setCellPadding(false);
    config.setWidth(20);
    config.setSortable(false);
    config.setHideable(false);
    config.setResizable(false);
    config.setFixed(true);
    config.setMenuDisabled(true);
    config.setCellClassName(appearance.getCellClassName());
    config.setColumnHeaderClassName(appearance.getCellInnerClassName());

    config.setHeader(appearance.renderHeadCheckBox());
    // allow touch events in
    Set<String> consumedEvents = new HashSet<String>(Arrays.asList(BrowserEvents.TOUCHSTART,
            BrowserEvents.TOUCHMOVE, BrowserEvents.TOUCHCANCEL, BrowserEvents.TOUCHEND));
    if (PointerEventsSupport.impl.isSupported()) {
        consumedEvents.add(PointerEvents.POINTERDOWN.getEventName());
    }
    config.setCell(new AbstractCell<M>(consumedEvents) {
        @Override
        public void onBrowserEvent(Context context, Element parent, M value, NativeEvent event,
                ValueUpdater<M> valueUpdater) {
            super.onBrowserEvent(context, parent, value, event, valueUpdater);

            // If the incoming event is touch, then selection is already taken care of
            // Don't let mouse events to pass through
            String eventType = event.getType();
            if (BrowserEvents.TOUCHSTART.equals(eventType) || BrowserEvents.TOUCHMOVE.equals(eventType)
                    || BrowserEvents.TOUCHCANCEL.equals(eventType) || BrowserEvents.TOUCHEND.equals(eventType)
                    || PointerEventsSupport.impl.isPointerEvent(event)) {
                event.preventDefault();
            }
        }

        @Override
        public void render(Context context, M value, SafeHtmlBuilder sb) {
            CheckBoxSelectionModel.this.render(context, value, sb);
        }
    });

    deselectOnSimpleClick = false;
}

From source file:com.vaadin.client.widget.grid.selection.MultiSelectionRenderer.java

License:Apache License

@Override
public CheckBox createWidget() {
    final CheckBox checkBox = GWT.create(CheckBox.class);
    checkBox.setStylePrimaryName(grid.getStylePrimaryName() + SELECTION_CHECKBOX_CLASSNAME);
    CheckBoxEventHandler handler = new CheckBoxEventHandler(checkBox);

    // Sink events
    checkBox.sinkBitlessEvent(BrowserEvents.MOUSEDOWN);
    checkBox.sinkBitlessEvent(BrowserEvents.TOUCHSTART);
    checkBox.sinkBitlessEvent(BrowserEvents.CLICK);

    // Add handlers
    checkBox.addMouseDownHandler(handler);
    checkBox.addTouchStartHandler(handler);
    checkBox.addClickHandler(handler);/*from  w w w.java2 s .c  o m*/

    return checkBox;
}

From source file:com.vaadin.client.widget.grid.selection.MultiSelectionRenderer.java

License:Apache License

@Override
public Collection<String> getConsumedEvents() {
    final HashSet<String> events = new HashSet<String>();

    /*//from   www.j av  a  2  s  .c o  m
     * this column's first interest is only to attach a NativePreventHandler
     * that does all the magic. These events are the beginning of that
     * cycle.
     */
    events.add(BrowserEvents.MOUSEDOWN);
    events.add(BrowserEvents.TOUCHSTART);

    return events;
}

From source file:com.vaadin.client.widget.grid.selection.MultiSelectionRenderer.java

License:Apache License

@Override
public boolean onBrowserEvent(final CellReference<?> cell, final NativeEvent event) {
    if (BrowserEvents.TOUCHSTART.equals(event.getType()) || (BrowserEvents.MOUSEDOWN.equals(event.getType())
            && event.getButton() == NativeEvent.BUTTON_LEFT)) {
        startDragSelect(event, Element.as(event.getEventTarget()));
        return true;
    } else {//ww  w  .  j  av  a  2s  .co  m
        throw new IllegalStateException("received unexpected event: " + event.getType());
    }
}

From source file:com.vaadin.client.widgets.Grid.java

License:Apache License

private boolean handleHeaderDefaultRowEvent(Event event, RowContainer container) {
    if (container != escalator.getHeader()) {
        return false;
    }/*from  w  ww .  j  a v a 2  s.  c om*/
    if (!getHeader().getRow(eventCell.getRowIndex()).isDefault()) {
        return false;
    }
    if (!eventCell.getColumn().isSortable()) {
        // Only handle sorting events if the column is sortable
        return false;
    }

    if (BrowserEvents.MOUSEDOWN.equals(event.getType()) && event.getShiftKey()) {
        // Don't select text when shift clicking on a header.
        event.preventDefault();
    }

    if (BrowserEvents.TOUCHSTART.equals(event.getType())) {
        if (event.getTouches().length() > 1) {
            return false;
        }

        event.preventDefault();

        Touch touch = event.getChangedTouches().get(0);
        rowEventTouchStartingPoint = new Point(touch.getClientX(), touch.getClientY());

        sorter.sortAfterDelay(GridConstants.LONG_TAP_DELAY, true);

        return true;

    } else if (BrowserEvents.TOUCHMOVE.equals(event.getType())) {
        if (event.getTouches().length() > 1) {
            return false;
        }

        event.preventDefault();

        Touch touch = event.getChangedTouches().get(0);
        double diffX = Math.abs(touch.getClientX() - rowEventTouchStartingPoint.getX());
        double diffY = Math.abs(touch.getClientY() - rowEventTouchStartingPoint.getY());

        // Cancel long tap if finger strays too far from
        // starting point
        if (diffX > GridConstants.LONG_TAP_THRESHOLD || diffY > GridConstants.LONG_TAP_THRESHOLD) {
            sorter.cancelDelayedSort();
        }

        return true;

    } else if (BrowserEvents.TOUCHEND.equals(event.getType())) {
        if (event.getTouches().length() > 1) {
            return false;
        }

        if (sorter.isDelayedSortScheduled()) {
            // Not a long tap yet, perform single sort
            sorter.cancelDelayedSort();
            sorter.sort(eventCell.getColumn(), false);
        }

        return true;

    } else if (BrowserEvents.TOUCHCANCEL.equals(event.getType())) {
        if (event.getTouches().length() > 1) {
            return false;
        }

        sorter.cancelDelayedSort();

        return true;

    } else if (BrowserEvents.CLICK.equals(event.getType())) {

        sorter.sort(eventCell.getColumn(), event.getShiftKey());

        // Click events should go onward to cell focus logic
        return false;
    } else {
        return false;
    }
}