cl.uai.client.rubric.SortPagesInterface.java Source code

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Here is the source code for cl.uai.client.rubric.SortPagesInterface.java

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// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * @package   eMarking
 * @copyright 2013 Jorge Villaln <villalon@gmail.com>
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
package cl.uai.client.rubric;

import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.logical.shared.CloseEvent;
import com.google.gwt.event.logical.shared.CloseHandler;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.PopupPanel;
import com.google.gwt.user.client.ui.PushButton;
import com.google.gwt.user.client.ui.VerticalPanel;

import cl.uai.client.EMarkingComposite;
import cl.uai.client.EMarkingWeb;
import cl.uai.client.MarkingInterface;
import cl.uai.client.data.AjaxData;
import cl.uai.client.data.AjaxRequest;
import cl.uai.client.toolbar.RotatePagesDialog;
import cl.uai.client.toolbar.SortPagesDialog;

/**
 * @author jorge
 *
 */
public class SortPagesInterface extends EMarkingComposite {

    private VerticalPanel vpanel = null;
    private PushButton sortPagesButton = null;
    private PushButton rotatePagesButton = null;

    public SortPagesInterface() {
        this.vpanel = new VerticalPanel();
        sortPagesButton = new PushButton(MarkingInterface.messages.SortPagesChange());

        sortPagesButton.addClickHandler(new ClickHandler() {

            @Override
            public void onClick(ClickEvent event) {
                final SortPagesDialog dialog = new SortPagesDialog();
                dialog.addCloseHandler(new CloseHandler<PopupPanel>() {

                    @Override
                    public void onClose(CloseEvent<PopupPanel> event) {
                        if (dialog.isCancelled())
                            return;

                        String[] neworder = dialog.getSortPagesTable().getSortOrder();
                        String neworderstring = "";
                        for (int i = 0; i < neworder.length; i++) {
                            neworderstring += neworder[i];
                            if (i < neworder.length - 1)
                                neworderstring += ",";
                        }

                        EMarkingWeb.markingInterface.addLoading(true);

                        AjaxRequest.ajaxRequest("action=sortpages&neworder=" + neworderstring,
                                new AsyncCallback<AjaxData>() {

                                    @Override
                                    public void onSuccess(AjaxData result) {
                                        if (result.getError().equals("")) {
                                            EMarkingWeb.markingInterface.reloadPage();
                                        } else {
                                            Window.alert("Fatal error trying to resort pages");
                                            EMarkingWeb.markingInterface.finishLoading();
                                        }
                                    }

                                    @Override
                                    public void onFailure(Throwable caught) {
                                        Window.alert("Fatal error trying to resort pages");
                                        EMarkingWeb.markingInterface.finishLoading();
                                    }
                                });
                    }
                });
                dialog.center();
            }
        });

        vpanel.add(sortPagesButton);

        rotatePagesButton = new PushButton(MarkingInterface.messages.RotatePages());

        rotatePagesButton.addClickHandler(new ClickHandler() {
            @Override
            public void onClick(ClickEvent event) {
                final RotatePagesDialog dialog = new RotatePagesDialog();
                dialog.addCloseHandler(new CloseHandler<PopupPanel>() {

                    @Override
                    public void onClose(CloseEvent<PopupPanel> event) {
                        if (dialog.isCancelled())
                            return;

                        EMarkingWeb.markingInterface.addLoading(true);

                        AjaxRequest.ajaxRequest("action=rotatepage&pageno=" + dialog.getSelectedPage(),
                                new AsyncCallback<AjaxData>() {

                                    @Override
                                    public void onSuccess(AjaxData result) {
                                        if (result.getError().equals("")) {
                                            EMarkingWeb.markingInterface.reloadPage();
                                        } else {
                                            Window.alert("Fatal error trying to rotate page");
                                            EMarkingWeb.markingInterface.finishLoading();
                                        }
                                    }

                                    @Override
                                    public void onFailure(Throwable caught) {
                                        Window.alert("Fatal error trying to rotate page");
                                        EMarkingWeb.markingInterface.finishLoading();
                                    }
                                });

                    }
                });

                dialog.center();
            }
        });

        vpanel.add(rotatePagesButton);

        initWidget(vpanel);
    }
}