Example usage for com.google.gwt.cell.client Cell getConsumedEvents

Introduction

In this page you can find the example usage for com.google.gwt.cell.client Cell getConsumedEvents.

Prototype

Set<String> getConsumedEvents();

Source Link

Document

Get the set of events that this cell consumes.

Usage

From source file:com.google.gwt.sample.showcase.client.content.cell.CellAdapter.java

/**
 * Constructor for {@link CellAdapter}./* w  w  w  . j a  v  a2s.  c  o m*/
 * @param cell the delegate cell
 * @param transform a function that translates values from this cell's type to the delegate's type
 */
@SuppressWarnings("unchecked")
public CellAdapter(Cell<T> cell, @Nullable Function<? super F, ? extends T> transform,
        @Nullable Set<String> events) {
    super(combine(cell.getConsumedEvents(), events));
    this.transform = (Function<? super F, ? extends T>) (transform != null ? transform
            : Functions.<T>identity());
    this.cell = cell;
}

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

License:sencha.com license

/**
 * Creates a {@link CellWidget} with the specified cell, initial value, key
 * provider, using the specified element as the wrapper around the cell.
 * //from  w w w  .  ja va  2 s .  c  o m
 * @param cell the cell to wrap
 * @param initialValue the initial value of the Cell
 * @param keyProvider the key provider used to get keys from values
 * @param elem the browser element to use
 */
protected CellComponent(Cell<C> cell, C initialValue, ProvidesKey<C> keyProvider, Element elem) {
    this.cell = cell;
    this.keyProvider = keyProvider;
    setElement(elem);
    CellWidgetImplHelper.sinkEvents(this, cell.getConsumedEvents());
    setValue(initialValue);
    init = true;
}

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

License:sencha.com license

/**
 * Returns true if the given cell consumes the given event.
 * //from   w w w  .  java2 s. com
 * @param cell the cell to inspect
 * @param eventType the event
 * @return true if the cell consumes the given event
 */
protected boolean cellConsumesEventType(Cell<?> cell, String eventType) {
    Set<String> consumedEvents = cell.getConsumedEvents();
    return consumedEvents != null && consumedEvents.contains(eventType);
}

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

License:sencha.com license

/**
 * Sinks all the events consumed by the cells in the column configs.
 *//*from  w w w  .  j  a  v  a  2s  . c  o  m*/
protected void sinkCellEvents() {
    Set<String> consumedEvents = new HashSet<String>();
    for (int i = 0, len = cm.getColumnCount(); i < len; i++) {
        ColumnConfig<M, ?> c = cm.getColumn(i);
        Cell<?> cell = c.getCell();
        if (cell != null) {
            Set<String> cellEvents = cell.getConsumedEvents();
            if (cellEvents != null) {
                consumedEvents.addAll(cellEvents);
            }
        }
    }

    CellWidgetImplHelper.sinkEvents(this, consumedEvents);
}

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

License:sencha.com license

/**
 * Optionally sets the view's cell. If a cell is not provided, toString is
 * called on the value returned by the view's value provider.
 *
 * @param cell the cell//from  w w  w .  ja  v  a 2  s  . c  o  m
 */
public void setCell(Cell<N> cell) {
    this.cell = cell;

    if (cell != null) {
        CellWidgetImplHelper.sinkEvents(this, cell.getConsumedEvents());
    }
}

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

License:sencha.com license

protected boolean cellConsumesEventType(Cell<N> cell, String eventType) {
    Set<String> consumedEvents = cell.getConsumedEvents();
    return consumedEvents != null && consumedEvents.contains(eventType);
}

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From source file:com.sencha.gxt.widget.core.client.tree.Tree.java

License:sencha.com license

/**
 * Sets the tree's cell./*from   w ww  .  ja va 2  s  . c  o  m*/
 * 
 * @param cell the cell
 */
public void setCell(Cell<C> cell) {
    this.cell = cell;

    if (cell != null) {
        CellWidgetImplHelper.sinkEvents(this, cell.getConsumedEvents());
    }
}

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From source file:com.sencha.gxt.widget.core.client.tree.Tree.java

License:sencha.com license

protected boolean cellConsumesEventType(Cell<?> cell, String eventType) {
    if (cell == null) {
        return false;
    }//ww  w.  j ava 2  s  .co m
    Set<String> consumedEvents = cell.getConsumedEvents();
    return consumedEvents != null && consumedEvents.contains(eventType);
}

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From source file:org.drools.guvnor.client.widgets.decoratedgrid.VerticalMergableGridWidget.java

License:Apache License

@Override
public void onBrowserEvent(Event event) {

    String eventType = event.getType();

    // Get the event target
    EventTarget eventTarget = event.getEventTarget();
    if (!Element.is(eventTarget)) {
        return;/*from  w w  w . ja v  a  2s. com*/
    }
    Element target = event.getEventTarget().cast();

    //Check whether "group" widget has been clicked
    boolean bGroupWidgetClick = isGroupWidgetClicked(event, target);

    // Find the cell where the event occurred.
    TableCellElement eventTableCell = findNearestParentCell(target);
    if (eventTableCell == null) {
        return;
    }
    int htmlCol = eventTableCell.getCellIndex();

    Element trElem = eventTableCell.getParentElement();
    if (trElem == null) {
        return;
    }
    TableRowElement tr = TableRowElement.as(trElem);
    int htmlRow = tr.getSectionRowIndex();

    // Convert HTML coordinates to physical coordinates
    CellValue<?> htmlCell = data.get(htmlRow).get(htmlCol);
    Coordinate eventPhysicalCoordinate = htmlCell.getPhysicalCoordinate();
    CellValue<?> eventPhysicalCell = data.get(eventPhysicalCoordinate.getRow())
            .get(eventPhysicalCoordinate.getCol());

    //Event handlers
    if (eventType.equals("mousedown")) {
        handleMousedownEvent(event, eventPhysicalCoordinate, bGroupWidgetClick);
        return;

    } else if (eventType.equals("mousemove")) {
        handleMousemoveEvent(event, eventPhysicalCoordinate);
        return;

    } else if (eventType.equals("mouseup")) {
        handleMouseupEvent(event, eventPhysicalCoordinate);
        return;

    } else if (eventType.equals("keydown")) {
        handleKeyboardNavigationEvent(event);

        if (event.getKeyCode() == KeyCodes.KEY_ENTER) {

            // Enter key is a special case; as the selected cell needs to be
            // sent events and not the cell that GWT deemed the target for
            // events.
            switch (rangeDirection) {
            case UP:
                eventPhysicalCell = selections.first();
                break;

            case DOWN:
                eventPhysicalCell = selections.last();
                break;
            }
            eventPhysicalCoordinate = eventPhysicalCell.getCoordinate();
            eventTableCell = tbody.getRows().getItem(eventPhysicalCell.getHtmlCoordinate().getRow()).getCells()
                    .getItem(eventPhysicalCell.getHtmlCoordinate().getCol());
        }
    }

    // Pass event and physical cell to Cell Widget for handling
    Cell<CellValue<? extends Comparable<?>>> cellWidget = columns.get(eventPhysicalCoordinate.getCol())
            .getCell();

    // Implementations of AbstractCell aren't forced to initialise consumed events
    Set<String> consumedEvents = cellWidget.getConsumedEvents();
    if (consumedEvents != null && consumedEvents.contains(eventType)) {
        Context context = new Context(eventPhysicalCoordinate.getRow(), eventPhysicalCoordinate.getCol(),
                eventPhysicalCoordinate);

        //The element containing the cell's HTML is nested inside two DIVs
        Element parent = eventTableCell.getFirstChildElement().getFirstChildElement();
        cellWidget.onBrowserEvent(context, parent, eventPhysicalCell, event, null);
    }
}

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From source file:org.wte4j.ui.client.cell.PopupCell.java

License:Apache License

public PopupCell(PopupPanel popupPanel, Cell<T> contentCell) {
    this.contentCell = contentCell;
    this.popupPanel = popupPanel;

    consumedEvents = new HashSet<String>();
    if (contentCell.getConsumedEvents() != null) {
        consumedEvents.addAll(contentCell.getConsumedEvents());
    }// w  ww  .jav  a 2 s  .co m
    consumedEvents.add(BrowserEvents.CLICK);

}

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