Example usage for com.google.gwt.requestfactory.shared Receiver Receiver

Introduction

In this page you can find the example usage for com.google.gwt.requestfactory.shared Receiver Receiver.

Prototype

Receiver

Source Link

Usage

From source file:com.google.gwt.sample.expenses.client.place.AbstractProxyListActivity.java

License:Apache License

/**
 * Called by the table as it needs data.
 *//*from   www  . j a v  a2 s .  c o m*/
public void onRangeChanged(HasData<P> listView) {
    final Range range = listView.getVisibleRange();

    final Receiver<List<P>> callback = new Receiver<List<P>>() {
        @Override
        public void onSuccess(List<P> values) {
            if (view == null) {
                // This activity is dead
                return;
            }
            idToRow.clear();
            idToProxy.clear();
            for (int i = 0, row = range.getStart(); i < values.size(); i++, row++) {
                P proxy = values.get(i);
                @SuppressWarnings("unchecked")
                // Why is this cast needed?
                EntityProxyId<P> proxyId = (EntityProxyId<P>) proxy.stableId();
                idToRow.put(proxyId, row);
                idToProxy.put(proxyId, proxy);
            }
            getView().asHasData().setRowData(range.getStart(), values);
            if (display != null) {
                display.setWidget(getView());
            }
        }
    };

    fireRangeRequest(range, callback);
}

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From source file:com.google.gwt.sample.expenses.client.place.AbstractProxyListActivity.java

License:Apache License

private void getLastPage() {
    fireCountRequest(new Receiver<Long>() {
        @Override//ww  w.j a  v  a2  s.co m
        public void onSuccess(Long response) {
            if (view == null) {
                // This activity is dead
                return;
            }
            HasData<P> table = getView().asHasData();
            int rows = response.intValue();
            table.setRowCount(rows, true);
            if (rows > 0) {
                int pageSize = table.getVisibleRange().getLength();
                int remnant = rows % pageSize;
                if (remnant == 0) {
                    table.setVisibleRange(rows - pageSize, pageSize);
                } else {
                    table.setVisibleRange(rows - remnant, pageSize);
                }
            }
            onRangeChanged(table);
        }
    });
}

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From source file:com.google.gwt.sample.expenses.client.place.AbstractProxyListActivity.java

License:Apache License

private void init() {
    fireCountRequest(new Receiver<Long>() {
        @Override//ww w  .  jav  a 2  s.  co  m
        public void onSuccess(Long response) {
            if (view == null) {
                // This activity is dead
                return;
            }
            getView().asHasData().setRowCount(response.intValue(), true);
            onRangeChanged(view.asHasData());
        }
    });
}

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From source file:com.google.gwt.sample.expenses.client.place.AbstractProxyListActivity.java

License:Apache License

private void update(EntityProxyId<P> proxyId) {
    final Integer row = idToRow.get(proxyId);
    if (row == null) {
        return;//  w w  w  .  j av a  2  s  .  co  m
    }
    fireRangeRequest(new Range(row, 1), new Receiver<List<P>>() {
        @Override
        public void onSuccess(List<P> response) {
            getView().asHasData().setRowData(row, Collections.singletonList(response.get(0)));
        }
    });
}

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From source file:com.google.gwt.sample.expenses.client.place.FindAndEditProxy.java

License:Apache License

@Override
public void start(final AcceptsOneWidget display, final EventBus eventBus) {
    factory.find(proxyId).fire(new Receiver<P>() {
        @Override/* w  w w.java2 s .  c o  m*/
        public void onSuccess(P response) {
            proxy = response;
            FindAndEditProxy.super.start(display, eventBus);
        }
    });
}

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From source file:com.googlecode.gwtgae2011.client.main.SketchPresenter.java

License:Apache License

@Override
protected void onReset() {
    super.onReset();
    sketchProxy = null;//  w  w w .j ava 2  s. c om
    getView().setTitle("Untitled");
    getView().clear();
    fetching = false;
    if (id != null) {
        fetching = true;
        sketchRequestProvider.get().fetch(id).with("strokes").fire(new Receiver<SketchProxy>() {
            @Override
            public void onSuccess(SketchProxy sketchProxy) {
                SketchPresenter.this.sketchProxy = sketchProxy;
                draw(sketchProxy);
                fetching = false;
            }
        });
    }
}

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From source file:com.googlecode.gwtgae2011.client.main.SketchPresenter.java

License:Apache License

public void addNewStroke(Stroke stroke) {
    if (fetching) {
        return;/*from   ww w  .  jav a  2 s . c  om*/
    }
    getView().addStroke(stroke);
    SketchRequest request = sketchRequestProvider.get();
    SketchProxy editable = getEditableProxy(request);

    request.addStroke(editable, stroke.toProxy(request)).fire(new Receiver<SketchProxy>() {
        @Override
        public void onSuccess(SketchProxy sketchProxy) {
            SketchPresenter.this.sketchProxy = sketchProxy;
        }
    });
}

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From source file:com.googlecode.gwtgae2011.client.main.SketchPresenter.java

License:Apache License

public void setTitle(final String title) {
    if (title == null || fetching) {
        return;//from ww w . j  a  va 2  s  .co m
    }
    if (sketchProxy == null || !title.equals(sketchProxy.getTitle())) {
        SketchRequest request = sketchRequestProvider.get();
        SketchProxy editable = getEditableProxy(request);
        editable.setTitle(title);
        request.save(editable).fire(new Receiver<SketchProxy>() {
            @Override
            public void onSuccess(SketchProxy sketchProxy) {
                SketchPresenter.this.sketchProxy = sketchProxy;
                getView().setTitle(title);
            }
        });
    }
}

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