com.siteview.mde.internal.ui.wizards.tools.UpdateBuildpathWizardPage.java Source code

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Here is the source code for com.siteview.mde.internal.ui.wizards.tools.UpdateBuildpathWizardPage.java

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/*******************************************************************************
 *  Copyright (c) 2000, 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
 *******************************************************************************/
package com.siteview.mde.internal.ui.wizards.tools;

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

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 UpdateBuildpathWizardPage extends WizardPage {
    private IMonitorModelBase[] fSelected;
    private IMonitorModelBase[] fUnmigrated;
    private CheckboxTableViewer pluginListViewer;
    private TablePart tablePart;

    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);
        }

        public void updateCounter(int count) {
            super.updateCounter(count);
            dialogChanged();
        }

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

    public UpdateBuildpathWizardPage(IMonitorModelBase[] models, IMonitorModelBase[] selected) {
        super("UpdateBuildpathWizardPage"); //$NON-NLS-1$
        setTitle(MDEUIMessages.UpdateBuildpathWizard_title);
        setDescription(MDEUIMessages.UpdateBuildpathWizard_desc);
        this.fUnmigrated = models;
        this.fSelected = selected;
        tablePart = new TablePart(MDEUIMessages.UpdateBuildpathWizard_availablePlugins);
        MDEPlugin.getDefault().getLabelProvider().connect(this);
    }

    public void dispose() {
        super.dispose();
        MDEPlugin.getDefault().getLabelProvider().disconnect(this);
    }

    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());
        tablePart.setSelection(fSelected);

        setControl(container);
        Dialog.applyDialogFont(container);
        PlatformUI.getWorkbench().getHelpSystem().setHelp(container, IHelpContextIds.UPDATE_CLASSPATH);
    }

    public void storeSettings() {
    }

    public Object[] getSelected() {
        return tablePart.getSelection();
    }

    private void dialogChanged() {
        setPageComplete(tablePart.getSelectionCount() > 0);
    }

    /* (non-Javadoc)
     * @see org.eclipse.jface.wizard.WizardPage#isPageComplete()
     */
    public boolean isPageComplete() {
        return tablePart.getSelectionCount() > 0;
    }
}