ar.com.fluxit.jqa.wizard.page.AbstractLayerCheckWizardPage.java Source code

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Here is the source code for ar.com.fluxit.jqa.wizard.page.AbstractLayerCheckWizardPage.java

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/*******************************************************************************
 * Copyright (c) 2013 Flux IT.
 * 
 * This file is part of JQA (http://github.com/fluxitsoft/jqa).
 * 
 * JQA is free software: you can redistribute it and/or modify it 
 * under the terms of the GNU Lesser General Public License as 
 * published by the Free Software Foundation, either version 3 of 
 * the License, or (at your option) any later version.
 * 
 * JQA 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.
 * 
 * You should have received a copy of the GNU Lesser General Public 
 * License along with JQA. If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
package ar.com.fluxit.jqa.wizard.page;

import org.eclipse.jface.dialogs.IPageChangedListener;
import org.eclipse.jface.dialogs.PageChangedEvent;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.CheckboxTableViewer;
import org.eclipse.jface.viewers.ColumnLabelProvider;
import org.eclipse.jface.viewers.ICheckStateListener;
import org.eclipse.jface.viewers.ICheckStateProvider;
import org.eclipse.jface.viewers.TableViewerColumn;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;

import ar.com.fluxit.jqa.descriptor.LayerDescriptor;

/**
 * TODO javadoc
 * 
 * @author Juan Ignacio Barisich
 */
public abstract class AbstractLayerCheckWizardPage extends AbstractWizardPage implements IPageChangedListener {

    public static final String PAGE_NAME = "ApisDefinitionWizardPage";
    private CheckboxTableViewer layersTable;

    public AbstractLayerCheckWizardPage(String pageName, String title, String description) {
        super(pageName);
        setTitle(title);
        setDescription(description);
    }

    @Override
    public final void createControl(Composite parent) {
        Composite container = new Composite(parent, SWT.NULL);
        GridLayout layout = new GridLayout();
        layout.numColumns = 1;
        container.setLayout(layout);

        layersTable = CheckboxTableViewer.newCheckList(container,
                SWT.SINGLE | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
        layersTable.getTable().setLayoutData(new GridData(GridData.FILL_BOTH));
        layersTable.setContentProvider(ArrayContentProvider.getInstance());
        layersTable.getTable().setHeaderVisible(true);
        layersTable.getTable().setLinesVisible(true);

        TableViewerColumn selectionColumn = new TableViewerColumn(layersTable, SWT.NONE);
        selectionColumn.getColumn().setWidth(23);
        selectionColumn.getColumn().setText("Has API");
        selectionColumn.setLabelProvider(new ColumnLabelProvider() {

            @Override
            public String getText(Object element) {
                return "";
            }

        });
        layersTable.setCheckStateProvider(getCheckStateProvider());
        layersTable.addCheckStateListener(getCheckStateListener());

        TableViewerColumn layerColumn = new TableViewerColumn(layersTable, SWT.NONE);
        layerColumn.getColumn().setText("Layer");
        layerColumn.getColumn().setWidth(300);
        layerColumn.setLabelProvider(getLabelProvider());
        layersTable.setInput(getArchitectureDescriptor().getLayers());
        layersTable.getTable().setColumnOrder(new int[] { 1, 0 });
        setControl(container);
        ((WizardDialog) getContainer()).addPageChangedListener(this);
    }

    abstract ICheckStateListener getCheckStateListener();

    abstract ICheckStateProvider getCheckStateProvider();

    private ColumnLabelProvider getLabelProvider() {
        return new ColumnLabelProvider() {
            @Override
            public String getText(Object element) {
                LayerDescriptor layer = (LayerDescriptor) element;
                return layer.getName();
            }
        };
    }

    @Override
    public final void pageChanged(PageChangedEvent event) {
        if (event.getSelectedPage() == this) {
            layersTable.refresh(true);
        }
    }

}