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

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Here is the source code for com.google.testing.testify.risk.frontend.client.view.widgets.StandardDialogBox.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.shared.HandlerRegistration;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.uibinder.client.UiHandler;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.DialogBox;
import com.google.gwt.user.client.ui.Panel;
import com.google.gwt.user.client.ui.VerticalPanel;
import com.google.gwt.user.client.ui.Widget;
import com.google.testing.testify.risk.frontend.client.event.DialogClosedEvent;
import com.google.testing.testify.risk.frontend.client.event.DialogClosedEvent.DialogResult;
import com.google.testing.testify.risk.frontend.client.event.DialogClosedHandler;
import com.google.testing.testify.risk.frontend.client.event.HasDialogClosedHandler;

/**
 * Standard dialog box with OK/Cancel buttons.
 *
 * @author chrsmith@google.com (Chris Smith)
 */
public class StandardDialogBox extends Composite implements HasDialogClosedHandler {
    interface StandardDialogBoxUiBinder extends UiBinder<Widget, StandardDialogBox> {
    }

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

    @UiField
    protected VerticalPanel dialogContent;

    @UiField
    protected Button okButton;

    @UiField
    protected Button cancelButton;

    /** If this is displayed, get a handle to the owning dialog box. */
    private DialogBox dialogBox;

    public StandardDialogBox() {
        initWidget(uiBinder.createAndBindUi(this));
    }

    /**
     * @return the dialog's content. Consumers will add any custom widgets to the returned Panel.
     */
    public Panel getDialogContent() {
        return dialogContent;
    }

    /**
     * Displays the Dialog.
     */
    public static void showAsDialog(StandardDialogBox dialogWidget) {
        DialogBox dialogBox = new DialogBox();
        dialogWidget.dialogBox = dialogBox;

        dialogBox.addStyleName("tty-StandardDialogBox");
        dialogBox.setText(dialogWidget.getTitle());
        dialogBox.add(dialogWidget);
        dialogBox.center();
        dialogBox.show();
    }

    /**
     * Gets called whenever the OK Button is clicked.
     */
    @UiHandler("okButton")
    public void handleOkButtonClicked(ClickEvent event) {
        if (dialogBox != null) {
            dialogBox.hide();
        }
        fireEvent(new DialogClosedEvent(DialogResult.OK));
    }

    /**
     * Gets called whenever the Cancel Button is clicked.
     */
    @UiHandler("cancelButton")
    public void handleCancelButtonClicked(ClickEvent event) {
        if (dialogBox != null) {
            dialogBox.hide();
        }
        fireEvent(new DialogClosedEvent(DialogResult.Cancel));
    }

    @Override
    public HandlerRegistration addDialogClosedHandler(DialogClosedHandler handler) {
        return super.addHandler(handler, DialogClosedEvent.getType());
    }

    public void add(Widget w) {
        dialogContent.add(w);
    }
}