com.siteview.mde.internal.ui.wizards.plugin.NewLibraryPluginCreationUpdateRefPage.java Source code

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Here is the source code for com.siteview.mde.internal.ui.wizards.plugin.NewLibraryPluginCreationUpdateRefPage.java

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/*******************************************************************************
 * Copyright (c) 2008 IBM Corporation and others.
 * 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:
 *     IBM Corporation - initial API and implementation
 *     Bartosz Michalik <bartosz.michalik@gmail.com> - bug 109440
 *******************************************************************************/
package com.siteview.mde.internal.ui.wizards.plugin;

import com.siteview.mde.core.monitor.IMonitorModelBase;
import com.siteview.mde.core.monitor.MonitorRegistry;

import java.util.*;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.viewers.*;
import org.eclipse.jface.wizard.WizardPage;
import com.siteview.mde.internal.ui.*;
import com.siteview.mde.internal.ui.elements.DefaultContentProvider;
import com.siteview.mde.internal.ui.parts.WizardCheckboxTablePart;
import com.siteview.mde.internal.ui.wizards.ListUtil;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.forms.widgets.FormToolkit;

public class NewLibraryPluginCreationUpdateRefPage extends WizardPage {

    private IMonitorModelBase[] fSelected;
    private IMonitorModelBase[] fUnmigrated;
    private CheckboxTableViewer pluginListViewer;
    private TablePart tablePart;
    private LibraryPluginFieldData fData;

    public class BuildpathContentProvider extends DefaultContentProvider implements IStructuredContentProvider {
        public Object[] getElements(Object parent) {
            if (fUnmigrated != null)
                return fUnmigrated;
            return new Object[0];
        }
    }

    class TablePart extends WizardCheckboxTablePart {
        public TablePart(String mainLabel) {
            super(mainLabel);
        }

        protected StructuredViewer createStructuredViewer(Composite parent, int style, FormToolkit toolkit) {
            StructuredViewer viewer = super.createStructuredViewer(parent, style, toolkit);
            viewer.setComparator(ListUtil.PLUGIN_COMPARATOR);
            return viewer;
        }
    }

    public NewLibraryPluginCreationUpdateRefPage(LibraryPluginFieldData data, Collection initialJarPaths,
            Collection selection) {
        super("UpdateReferences"); //$NON-NLS-1$
        setTitle(MDEUIMessages.UpdateBuildpathWizard_title);
        setDescription(MDEUIMessages.UpdateBuildpathWizard_desc);
        computeUnmigrated();
        computeSelected(selection);
        fData = data;
        tablePart = new TablePart(MDEUIMessages.UpdateBuildpathWizard_availablePlugins);
        MDEPlugin.getDefault().getLabelProvider().connect(this);
    }

    private void computeSelected(Collection initialSelection) {
        if (initialSelection == null || initialSelection.size() == 0)
            return;
        Set selected = new HashSet();
        Iterator iter = initialSelection.iterator();
        while (iter.hasNext()) {
            Object obj = iter.next();
            if (obj instanceof IProject) {
                IMonitorModelBase model = MonitorRegistry.findModel((IProject) obj);
                if (model != null) {
                    selected.add(model);
                }
            }
        }
        fSelected = (IMonitorModelBase[]) selected.toArray(new IMonitorModelBase[selected.size()]);

    }

    public void createControl(Composite parent) {
        Composite container = new Composite(parent, SWT.NONE);
        GridLayout layout = new GridLayout();
        layout.numColumns = 2;
        layout.marginHeight = 0;
        layout.marginWidth = 5;
        container.setLayout(layout);

        tablePart.createControl(container);

        pluginListViewer = tablePart.getTableViewer();
        pluginListViewer.setContentProvider(new BuildpathContentProvider());
        pluginListViewer.setLabelProvider(MDEPlugin.getDefault().getLabelProvider());

        GridData gd = (GridData) tablePart.getControl().getLayoutData();
        gd.heightHint = 300;
        gd.widthHint = 300;

        pluginListViewer.setInput(MDEPlugin.getDefault());
        if (fSelected != null && fSelected.length > 0) {
            tablePart.setSelection(fSelected);
        }
        setControl(container);
        Dialog.applyDialogFont(container);
        PlatformUI.getWorkbench().getHelpSystem().setHelp(container, IHelpContextIds.UPDATE_CLASSPATH);
    }

    private void computeUnmigrated() {
        IMonitorModelBase[] models = MonitorRegistry.getWorkspaceModels();
        ArrayList modelArray = new ArrayList();
        try {
            for (int i = 0; i < models.length; i++) {
                if (models[i].getUnderlyingResource().getProject().hasNature(JavaCore.NATURE_ID))
                    modelArray.add(models[i]);
            }
        } catch (CoreException e) {
            MDEPlugin.logException(e);
        }
        fUnmigrated = (IMonitorModelBase[]) modelArray.toArray(new IMonitorModelBase[modelArray.size()]);
    }

    public void setEnable(boolean enabled) {
        tablePart.setEnabled(enabled);
    }

    public void updateData() {
        IMonitorModelBase[] modelBase = new IMonitorModelBase[tablePart.getSelectionCount()];
        for (int i = 0; i < modelBase.length; ++i) {
            modelBase[i] = (IMonitorModelBase) tablePart.getSelection()[i];
        }
        fData.setPluginsToUpdate(modelBase);
    }

}