MessageHandler.java

/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* 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 Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation..  All rights reserved.
*/

package org.pentaho.platform.dataaccess.datasource.wizard.controllers;

import org.pentaho.platform.dataaccess.datasource.wizard.DatasourceMessages;
import org.pentaho.ui.xul.components.XulLabel;
import org.pentaho.ui.xul.components.XulTextbox;
import org.pentaho.ui.xul.containers.XulDialog;
import org.pentaho.ui.xul.impl.AbstractXulEventHandler;
import org.pentaho.ui.xul.stereotype.Bindable;

/**
 * User: nbaker Date: 3/21/11
 */
public class MessageHandler extends AbstractXulEventHandler {

  private XulDialog errorDialog;
  private XulDialog errorDetailsDialog;
  private DatasourceMessages messages;

  private XulDialog successDialog = null;

  private XulLabel successLabel = null;

  private XulDialog wizardDialog;

  private boolean showWizardDialog;

  public static final String MSG_OPENING_MODELER = "waiting.openingModeler";
  public static final String MSG_GENERAL_WAIT = "waiting.generalWaiting";
  public static final String MSG_STAGING_DATA = "physicalDatasourceDialog.STAGING_DATA"; //$NON-NLS-1$
  public static final String MSG_CREATING_DATA_SOURCE = "waiting.creatingDataSource"; //$NON-NLS-1$
  public static final String MSG_PLEASE_WAIT = "waiting.title"; //$NON-NLS-1$

  private static MessageHandler INSTANCE = new MessageHandler();

  private MessageHandler() {
  }

  @Override
  public String getName() {
    return "messageHandler";
  }

  public void init() {

    errorDialog = (XulDialog) document.getElementById( "errorDialog" ); //$NON-NLS-1$
    errorDetailsDialog = (XulDialog) document.getElementById( "errorDetailsDialog" ); //$NON-NLS-1$

    successDialog = (XulDialog) document.getElementById( "successDialog" ); //$NON-NLS-1$
    successLabel = (XulLabel) document.getElementById( "successLabel" ); //$NON-NLS-1$

  }

  public void showErrorDialog( String message ) {
    showErrorDialog( messages.getString( "error" ), message );
  }

  public void showErrorDialog( String title, String message ) {
    showErrorDialog( title, message, false );
  }

  public void showErrorDialog( String title, String message, boolean showWizardDialog ) {
    this.showWizardDialog = showWizardDialog;
    XulDialog errorDialog = (XulDialog) document.getElementById( "errorDialog" );
    errorDialog.setTitle( title );

    XulLabel errorLabel = (XulLabel) document.getElementById( "errorLabel" );
    errorLabel.setValue( message );

    errorDialog.show();

  }

  public void showErrorDetailsDialog( String title, String message, String detailMessage ) {
    XulDialog errorDialog = (XulDialog) document.getElementById( "errorDetailsDialog" );
    errorDialog.setTitle( title );

    XulLabel errorLabel = (XulLabel) document.getElementById( "errorDetailsLabel" );
    errorLabel.setValue( message );

    XulLabel detailMessageBox = (XulLabel) document.getElementById( "error_dialog_details" );
    detailMessageBox.setValue( detailMessage );

    errorDialog.show();
  }

  @Bindable
  public void closeSuccessDetailsDialog() {
    XulDialog detailedSuccessDialog = (XulDialog) document.getElementById( "successDetailsDialog" );
    detailedSuccessDialog.hide();
  }

  @Bindable
  public void showDetailedSuccessDialog( String message, String detailMessage ) {
    XulDialog detailedSuccessDialog = (XulDialog) document.getElementById( "successDetailsDialog" );

    XulLabel successLabel = (XulLabel) document.getElementById( "success_details_label" );
    successLabel.setValue( message );

    XulTextbox detailMessageBox = (XulTextbox) document.getElementById( "success_dialog_details" );
    detailMessageBox.setValue( detailMessage );

    detailedSuccessDialog.show();
  }

  @Bindable
  public void closeSuccessDialog() {
    successDialog.hide();
  }

  public void showSuccessDialog( String message ) {
    successLabel.setValue( message );
    successDialog.show();
  }


  public void showWaitingDialog() {
    showWaitingDialog( messages.getString( MSG_CREATING_DATA_SOURCE ) );
  }

  public void showWaitingDialog( String msg ) {
    showBusyIndicator( getString( MSG_PLEASE_WAIT ), msg );
  }

  public void closeWaitingDialog() {
    hideBusyIndicator();
  }

  public static native void showBusyIndicator( String title, String message )/*-{
    $wnd.pen.require([
          "common-ui/util/BusyIndicator"
        ],

        function (busy) {
          busy.show(title, message);
        });

  }-*/;

  public static native void hideBusyIndicator()/*-{
    $wnd.pen.require([
          "common-ui/util/BusyIndicator"
        ],

        function (busy) {
          busy.hide();
        });
  }-*/;

  @Bindable
  public void closeErrorDetailsDialog() {
    if ( !errorDetailsDialog.isHidden() ) {
      errorDetailsDialog.hide();
    }
    wizardDialog.show();
  }

  @Bindable
  public void closeErrorDialog() {
    if ( !errorDialog.isHidden() ) {
      errorDialog.hide();
    }
    if ( this.showWizardDialog ) {
      wizardDialog.show();
    }
  }


  public void setMessages( DatasourceMessages messages ) {
    this.messages = messages;
  }

  public void setWizardDialog( XulDialog wizardDialog ) {
    this.wizardDialog = wizardDialog;
  }

  public static MessageHandler getInstance() {
    return INSTANCE;
  }

  public static String getString( String key ) {
    return getInstance().messages.getString( key );
  }

  public static String getString( String key, String... params ) {
    return getInstance().messages.getString( key, params );
  }
}