com.ephesoft.dcma.gwt.rv.client.view.RadioButtonDialogView.java Source code

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Here is the source code for com.ephesoft.dcma.gwt.rv.client.view.RadioButtonDialogView.java

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/********************************************************************************* 
* Ephesoft is a Intelligent Document Capture and Mailroom Automation program 
* developed by Ephesoft, Inc. Copyright (C) 2010-2012 Ephesoft Inc. 
* 
* This program is free software; you can redistribute it and/or modify it under 
* the terms of the GNU Affero General Public License version 3 as published by the 
* Free Software Foundation with the addition of the following permission added 
* to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK 
* IN WHICH THE COPYRIGHT IS OWNED BY EPHESOFT, EPHESOFT DISCLAIMS THE WARRANTY 
* OF NON INFRINGEMENT OF THIRD PARTY RIGHTS. 
* 
* This program is distributed in the hope that it will be useful, but WITHOUT 
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
* FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more 
* details. 
* 
* You should have received a copy of the GNU Affero General Public License along with 
* this program; if not, see http://www.gnu.org/licenses or write to the Free 
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 
* 02110-1301 USA. 
* 
* You can contact Ephesoft, Inc. headquarters at 111 Academy Way, 
* Irvine, CA 92617, USA. or at email address info@ephesoft.com. 
* 
* The interactive user interfaces in modified source and object code versions 
* of this program must display Appropriate Legal Notices, as required under 
* Section 5 of the GNU Affero General Public License version 3. 
* 
* In accordance with Section 7(b) of the GNU Affero General Public License version 3, 
* these Appropriate Legal Notices must retain the display of the "Ephesoft" logo. 
* If the display of the logo is not reasonably feasible for 
* technical reasons, the Appropriate Legal Notices must display the words 
* "Powered by Ephesoft". 
********************************************************************************/

package com.ephesoft.dcma.gwt.rv.client.view;

import java.util.ArrayList;
import java.util.List;

import com.ephesoft.dcma.gwt.core.client.i18n.LocaleDictionary;
import com.ephesoft.dcma.gwt.rv.client.i18n.ReviewValidateConstants;
import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.NativeEvent;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.KeyCodes;
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.Event.NativePreviewEvent;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.DialogBox;
import com.google.gwt.user.client.ui.HTMLPanel;
import com.google.gwt.user.client.ui.RadioButton;
import com.google.gwt.user.client.ui.VerticalPanel;

public class RadioButtonDialogView extends DialogBox {

    @UiField
    protected VerticalPanel radioButtonDialogViewPanel;

    @UiField
    protected Button okButton;

    @UiField
    protected Button cancelButton;

    @UiField
    protected VerticalPanel radioPanel;

    interface Binder extends UiBinder<HTMLPanel, RadioButtonDialogView> {
    }

    public interface DialogListener {

        void onOkClick(int radioButtonNumber);

        void onCancelClick();
    }

    private DialogListener listener;

    private List<RadioButton> radioButtonList;

    private static final Binder BINDER = GWT.create(Binder.class);

    @SuppressWarnings("deprecation")
    public RadioButtonDialogView(List<String> radioButtonText, String title) {
        super();
        setWidget(BINDER.createAndBindUi(this));
        setAnimationEnabled(true);
        setGlassEnabled(true);
        setText(title);
        setWidth("100%");
        okButton.setText(LocaleDictionary.get().getConstantValue(ReviewValidateConstants.OK_BUTTON));
        cancelButton.setText(LocaleDictionary.get().getConstantValue(ReviewValidateConstants.CANCEL_BUTTON));
        if (null != radioButtonText && !radioButtonText.isEmpty()) {
            for (String text : radioButtonText) {
                RadioButton radioButton = new RadioButton("radioButtonGroup", text);
                if (radioButtonList == null) {
                    radioButtonList = new ArrayList<RadioButton>();
                }
                radioButtonList.add(radioButton);
                radioPanel.add(radioButton);
            }
        }
        if (!radioButtonList.isEmpty()) {
            radioButtonList.get(0).setChecked(true);
        }
        radioPanel.setSpacing(5);
        radioButtonDialogViewPanel.setSpacing(5);
    }

    @Override
    protected void onPreviewNativeEvent(NativePreviewEvent preview) {
        super.onPreviewNativeEvent(preview);

        NativeEvent evt = preview.getNativeEvent();
        if (evt.getType().equals("keydown") && evt.getKeyCode() == KeyCodes.KEY_ESCAPE) {
            // Use the popup's key preview hooks to close the dialog when either
            // enter or escape is pressed.
            hide();
        }
    }

    @UiHandler("okButton")
    protected void onOk(ClickEvent event) {
        int radioButtonNumber = -1;
        if (radioButtonList != null) {
            int index = 0;
            for (RadioButton radioButton : radioButtonList) {
                if (radioButton.isChecked()) {
                    radioButtonNumber = index;
                    break;
                }
                index++;
            }
        }
        listener.onOkClick(radioButtonNumber);
        hide();
    }

    @UiHandler("cancelButton")
    protected void onCancel(ClickEvent event) {
        listener.onCancelClick();
        hide();
    }

    public void addDialogListener(DialogListener dialogListener) {
        this.listener = dialogListener;
    }

    public void setRadioButtonFocus(int radioButtonNumber) {
        radioButtonList.get(radioButtonNumber).setFocus(true);
    }
}