org.springframework.ide.eclipse.beans.ui.wizards.LinkToBeansConfigSetWizardPage.java Source code

Introduction

Here is the source code for org.springframework.ide.eclipse.beans.ui.wizards.LinkToBeansConfigSetWizardPage.java

Source

/*******************************************************************************
 * Copyright (c) 2007 Spring IDE Developers
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Spring IDE Developers - initial API and implementation
 *******************************************************************************/
package org.springframework.ide.eclipse.beans.ui.wizards;

import java.util.HashSet;
import java.util.Set;

import org.eclipse.jface.viewers.CheckboxTableViewer;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.springframework.ide.eclipse.beans.core.BeansCorePlugin;
import org.springframework.ide.eclipse.beans.core.model.IBeansConfig;
import org.springframework.ide.eclipse.beans.core.model.IBeansConfigSet;
import org.springframework.ide.eclipse.beans.core.model.IBeansModelElement;
import org.springframework.ide.eclipse.beans.core.model.IBeansProject;
import org.springframework.ide.eclipse.beans.ui.model.BeansModelLabelProvider;
import org.springframework.ide.eclipse.core.model.IModelElement;

/**
 * {@link WizardPage} that allows to select one or more {@link IBeansConfigSet}that the new {@link IBeansConfig} should be added to.
 * @author Christian Dupuis
 * @since 2.0
 */
public class LinkToBeansConfigSetWizardPage extends WizardPage {

    private class BeansConfigContentProvider implements IStructuredContentProvider {

        private Set<IModelElement> configs;

        public BeansConfigContentProvider(Set<IModelElement> configs) {
            this.configs = configs;
        }

        public Object[] getElements(Object obj) {
            return configs.toArray();
        }

        public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
        }

        public void dispose() {
        }
    }

    private class BeansConfigSetLabelProvider implements ILabelProvider {

        private BeansModelLabelProvider labelProvider = new BeansModelLabelProvider();

        public String getText(Object element) {
            String str = labelProvider.getText(element);
            if (element instanceof IBeansModelElement) {
                str += " - " + ((IBeansModelElement) element).getElementParent().getElementName();
            }
            return str;
        }

        public Image getImage(Object element) {
            return labelProvider.getImage(element);
        }

        public void addListener(ILabelProviderListener listener) {
            labelProvider.addListener(listener);
        }

        public void dispose() {
            labelProvider.dispose();
        }

        public boolean isLabelProperty(Object element, String property) {
            return labelProvider.isLabelProperty(element, property);
        }

        public void removeListener(ILabelProviderListener listener) {
            labelProvider.removeListener(listener);
        }
    }

    private static final int BEANS_CONFIG_LIST_VIEWER_HEIGHT = 150;

    private static final int LIST_VIEWER_WIDTH = 340;

    private CheckboxTableViewer beansConfigSetViewer;

    protected LinkToBeansConfigSetWizardPage(String pageName) {
        super(pageName);
        setTitle(BeansWizardsMessages.NewConfig_title);
        setDescription(BeansWizardsMessages.NewConfig_configSetDescription);
    }

    public void createControl(Composite parent) {
        initializeDialogUnits(parent);
        // top level group
        Composite composite = new Composite(parent, SWT.NONE);
        GridLayout layout = new GridLayout();
        layout.marginTop = 5;
        composite.setLayout(layout);
        composite.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_FILL | GridData.HORIZONTAL_ALIGN_FILL));
        composite.setFont(parent.getFont());
        setControl(composite);

        Label beansLabel = new Label(composite, SWT.NONE);
        beansLabel.setText("Select Beans Config Sets to add the new Spring Bean definition to:");
        // config set list viewer
        beansConfigSetViewer = CheckboxTableViewer.newCheckList(composite, SWT.BORDER);
        GridData gd = new GridData(GridData.FILL_BOTH);
        gd.widthHint = LIST_VIEWER_WIDTH;
        gd.heightHint = BEANS_CONFIG_LIST_VIEWER_HEIGHT;
        beansConfigSetViewer.getTable().setLayoutData(gd);
        beansConfigSetViewer.setContentProvider(new BeansConfigContentProvider(createBeansConfigList()));
        beansConfigSetViewer.setLabelProvider(new BeansConfigSetLabelProvider());
        beansConfigSetViewer.setInput(this); // activate content provider
    }

    private Set<IModelElement> createBeansConfigList() {
        // Create new list with config files from this config set
        Set<IModelElement> configs = new HashSet<IModelElement>();
        Set<IBeansProject> beansProjects = BeansCorePlugin.getModel().getProjects();
        for (IBeansProject project : beansProjects) {
            configs.addAll(project.getConfigSets());
        }
        return configs;
    }

    public Set<IBeansConfigSet> getBeansConfigSets() {
        Set<IBeansConfigSet> configs = new HashSet<IBeansConfigSet>();
        Object[] checkedElements = beansConfigSetViewer.getCheckedElements();
        if (checkedElements != null) {
            for (int i = 0; i < checkedElements.length; i++) {
                configs.add((IBeansConfigSet) checkedElements[i]);
            }
        }
        return configs;
    }
}