com.gwtcx.extgwt.client.desktop.view.AbstractErrorPageView.java Source code

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Here is the source code for com.gwtcx.extgwt.client.desktop.view.AbstractErrorPageView.java

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/**
 * (C) Copyright 2010, 2011 upTick Pty Ltd
 *
 * Licensed under the terms of the GNU General Public License version 3
 * as published by the Free Software Foundation. You may obtain a copy of the
 * License at: http://www.gnu.org/copyleft/gpl.html
 *
 * 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.gwtcx.extgwt.client.desktop.view;

import com.google.gwt.user.client.ui.HTMLPanel;
import com.google.gwt.user.client.ui.Widget;
import com.gwtcx.client.uihandlers.ErrorPageUiHandlers;
import com.gwtcx.client.util.I18nUtil;
import com.gwtplatform.mvp.client.UiHandlers;
import com.gwtplatform.mvp.client.ViewWithUiHandlers;
import com.sencha.gxt.widget.core.client.button.TextButton;
import com.sencha.gxt.widget.core.client.event.SelectEvent;
import com.sencha.gxt.widget.core.client.event.SelectEvent.SelectHandler;

public abstract class AbstractErrorPageView<C extends UiHandlers> extends ViewWithUiHandlers<C> {

    public static final String OK_BUTTON_CONTAINER = "okButtonContainer";

    private final String html = "<div>\n" + "<table align=\"center\">\n" + "  <tr>\n" + "<td>&nbsp;</td>\n"
            + "</tr>\n" + "  <tr>\n" + "<td>&nbsp;</td>\n" + "</tr>\n" + "  <tr>\n" + "<td>&nbsp;</td>\n"
            + "</tr>\n" + "  <tr>\n" + "    <td style=\"font-weight:bold;\">An error has occurred.</td>\n"
            + "  </tr>\n" + "  <tr>\n" + "<td>&nbsp;</td>\n" + "</tr>\n" + "  <tr>\n"
            + "<td>Try this action again. If the problem continues,</td>\n" + "</tr>\n" + "  <tr>\n"
            + "<td>check the application's support forums for a solution or</td>\n" + "</tr>\n" + "  <tr>\n"
            + "<td>contact the application's administrator.</td>\n" + "</tr>\n" + "  <tr>\n" + "<td>&nbsp;</td>\n"
            + "</tr>\n" + "  <tr>\n" + "    <td id=\"okButtonContainer\"></td>\n" + "  </tr>\n" + "</table>\n"
            + "</div>\n";

    private final HTMLPanel panel;
    private final TextButton okButton;

    public AbstractErrorPageView() {

        panel = new HTMLPanel(getPanelHtml());

        okButton = new TextButton(I18nUtil.getConstant().ok());

        panel.add(okButton, OK_BUTTON_CONTAINER);

        bindCustomUiHandlers();
    }

    protected void bindCustomUiHandlers() {

        getOkButton().addSelectHandler(new SelectHandler() {
            @Override
            public void onSelect(SelectEvent event) {
                if (getUiHandlers() != null) {
                    assert getUiHandlers() instanceof ErrorPageUiHandlers;
                    ((ErrorPageUiHandlers) getUiHandlers()).onOkButtonClicked();
                }
            }
        });
    }

    @Override
    public Widget asWidget() {
        return panel;
    }

    protected String getPanelHtml() {
        return html;
    }

    public TextButton getOkButton() {
        return okButton;
    }
}