com.google.testing.testify.risk.frontend.client.view.widgets.BaseCapabilityWidget.java Source code

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Here is the source code for com.google.testing.testify.risk.frontend.client.view.widgets.BaseCapabilityWidget.java

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// Copyright 2010 Google Inc. All Rights Reseved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package com.google.testing.testify.risk.frontend.client.view.widgets;

import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.logical.shared.HasValueChangeHandlers;
import com.google.gwt.event.logical.shared.ValueChangeEvent;
import com.google.gwt.event.logical.shared.ValueChangeHandler;
import com.google.gwt.event.shared.HandlerRegistration;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiFactory;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.Image;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.SimplePanel;
import com.google.gwt.user.client.ui.Widget;
import com.google.testing.testify.risk.frontend.model.Capability;

/**
 * Base display for a capability.  This widget is intended to be extended to supply content
 * in the disclosure panel depending on view (for example, on the Capabilities page, the ability
 * to edit capability details would be contained there.  On a risk page, details on the risk
 * assessment would be contained there.  And so on).
 *
 * @author jimr@google.com (Jim Reardon)
 */
public class BaseCapabilityWidget extends Composite implements HasValueChangeHandlers<Capability> {

    interface CapabilityWidgetBinder extends UiBinder<Widget, BaseCapabilityWidget> {
    }

    private static final CapabilityWidgetBinder uiBinder = GWT.create(CapabilityWidgetBinder.class);

    @UiField
    public Image capabilityGripper;

    @UiField
    public EasyDisclosurePanel disclosurePanel;

    @UiField
    public SimplePanel disclosureContent;

    @UiField
    public Label capabilityId;

    @UiField
    public Image deleteCapabilityImage;

    protected final Label capabilityLabel = new Label();
    protected final Capability capability;

    // If this widget allows editing.
    protected boolean isEditable = false;

    public BaseCapabilityWidget(Capability capability) {
        initWidget(uiBinder.createAndBindUi(this));
        this.capability = capability;

        initializeWidget();
    }

    @UiFactory
    public EasyDisclosurePanel createDisclosurePanel() {
        EasyDisclosurePanel panel = new EasyDisclosurePanel(capabilityLabel);
        panel.setOpen(false);
        return panel;
    }

    private void initializeWidget() {
        capabilityLabel.setStyleName("tty-CapabilityName");

        deleteCapabilityImage.addClickHandler(new ClickHandler() {
            @Override
            public void onClick(ClickEvent event) {
                ValueChangeEvent.fire(BaseCapabilityWidget.this, null);
            }
        });

        capabilityLabel.setText(capability.getName());
        capabilityId.setText(Long.toString(capability.getCapabilityId()));
    }

    public void makeEditable() {
        isEditable = true;
        capabilityGripper.setVisible(true);
        deleteCapabilityImage.setVisible(true);
    }

    @Override
    public HandlerRegistration addValueChangeHandler(ValueChangeHandler<Capability> handler) {
        return addHandler(handler, ValueChangeEvent.getType());
    }
}