org.pentaho.mantle.client.commands.ExecuteWAQRPreviewCommand.java Source code

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Here is the source code for org.pentaho.mantle.client.commands.ExecuteWAQRPreviewCommand.java

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/*
 * 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 2008 Pentaho Corporation.  All rights reserved.
 */
package org.pentaho.mantle.client.commands;

import org.pentaho.mantle.client.messages.Messages;
import org.pentaho.mantle.client.solutionbrowser.SolutionBrowserPerspective;
import org.pentaho.mantle.client.solutionbrowser.tabs.IFrameTabPanel;
import org.pentaho.mantle.client.ui.MantleTabPanel;

import com.google.gwt.http.client.URL;
import com.google.gwt.user.client.ui.FormPanel;
import com.google.gwt.user.client.ui.Hidden;
import com.google.gwt.user.client.ui.NamedFrame;
import com.google.gwt.user.client.ui.RootPanel;

public class ExecuteWAQRPreviewCommand extends AbstractCommand {
    private String xml;
    private String url;

    public ExecuteWAQRPreviewCommand() {
        setupNativeHooks(this);
    }

    public ExecuteWAQRPreviewCommand(String url, String xml) {
        this();
        this.xml = xml;
        this.url = url;
    }

    public static void setupNativeHooks() {
        new ExecuteWAQRPreviewCommand();
    }

    private static native void setupNativeHooks(ExecuteWAQRPreviewCommand cmd)
    /*-{
      $wnd.mantle_waqr_preview = function(url, xml) {
        cmd.@org.pentaho.mantle.client.commands.ExecuteWAQRPreviewCommand::handleWAQRPreview(Ljava/lang/String;Ljava/lang/String;)(url, xml);
      }
    }-*/;

    protected void performOperation() {
        MantleTabPanel contentTabPanel = SolutionBrowserPerspective.getInstance().getContentTabPanel();
        contentTabPanel.showNewURLTab(Messages.getString("preview"), Messages.getString("adhocPreview"), //$NON-NLS-1$//$NON-NLS-2$
                "about:blank", false); //$NON-NLS-1$
        NamedFrame namedFrame = ((IFrameTabPanel) contentTabPanel.getSelectedTab().getContent()).getFrame();
        final FormPanel form = new FormPanel(namedFrame);
        RootPanel.get().add(form);
        form.setMethod(FormPanel.METHOD_POST);
        form.setAction(url);
        form.add(new Hidden("reportXml", URL.encode(xml))); //$NON-NLS-1$
        form.submit();
        ((IFrameTabPanel) contentTabPanel.getSelectedTab().getContent()).setForm(form);
    }

    protected void performOperation(final boolean feedback) {
        performOperation();
    }

    /**
     * This method is called via JSNI
     */
    private void handleWAQRPreview(String url, String xml) {
        ExecuteWAQRPreviewCommand command = new ExecuteWAQRPreviewCommand(url, xml);
        command.execute();
    }

}