XulPreviewRowsDialog.java

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 *
 * Pentaho Data Integration
 *
 * Copyright (C) 2002-2013 by Pentaho : http://www.pentaho.com
 *
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 *
 * 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,
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 * See the License for the specific language governing permissions and
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package org.pentaho.di.ui.core.database.dialog;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.eclipse.swt.widgets.Shell;
import org.pentaho.di.core.database.DatabaseMeta;
import org.pentaho.di.ui.spoon.XulSpoonSettingsManager;
import org.pentaho.di.ui.xul.KettleXulLoader;
import org.pentaho.ui.xul.XulDomContainer;
import org.pentaho.ui.xul.XulRunner;
import org.pentaho.ui.xul.containers.XulDialog;
import org.pentaho.ui.xul.swt.SwtXulRunner;

public class XulPreviewRowsDialog {

  private Shell shell;
  private int limit;
  private String schema;
  private String table;
  private XulDomContainer container;
  private XulRunner runner;
  private XulPreviewRowsController controller;
  private DatabaseMeta databaseMeta;
  private static Log logger = LogFactory.getLog( XulPreviewRowsDialog.class );
  private static final String XUL = "org/pentaho/di/ui/core/database/dialog/preview_rows.xul";

  public XulPreviewRowsDialog( Shell aShell, int aStyle, DatabaseMeta aDatabaseMeta, String aSchemaName,
    String aTableName, int aLimit ) {
    this.shell = aShell;
    this.limit = aLimit;
    this.schema = aSchemaName;
    this.table = aTableName;
    this.databaseMeta = aDatabaseMeta;
  }

  public void open() {
    try {
      KettleXulLoader theLoader = new KettleXulLoader();
      theLoader.setSettingsManager( XulSpoonSettingsManager.getInstance() );
      theLoader.setOuterContext( this.shell );
      this.container = theLoader.loadXul( XUL );

      this.controller =
        new XulPreviewRowsController( this.shell, this.databaseMeta, this.schema, this.table, this.limit );
      this.container.addEventHandler( this.controller );

      this.runner = new SwtXulRunner();
      this.runner.addContainer( this.container );
      this.runner.initialize();

      XulDialog thePreviewDialog =
        (XulDialog) this.container.getDocumentRoot().getElementById( "previewRowsDialog" );
      thePreviewDialog.show();

    } catch ( Exception e ) {
      logger.info( e );
    }
  }
}