zigen.plugin.db.diff.DDLDiffViewer.java Source code

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Here is the source code for zigen.plugin.db.diff.DDLDiffViewer.java

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/*
 * Copyright (c) 2007 - 2009 ZIGEN
 * Eclipse Public License - v 1.0
 * http://www.eclipse.org/legal/epl-v10.html
 */
package zigen.plugin.db.diff;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import org.eclipse.compare.CompareConfiguration;
import org.eclipse.compare.contentmergeviewer.TextMergeViewer;
import org.eclipse.jface.action.IContributionItem;
import org.eclipse.jface.action.IToolBarManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.jface.action.ToolBarManager;
import org.eclipse.jface.text.IDocumentPartitioner;
import org.eclipse.jface.text.TextViewer;
import org.eclipse.jface.text.source.ISourceViewer;
import org.eclipse.jface.text.source.SourceViewer;
import org.eclipse.swt.widgets.Composite;

import zigen.plugin.db.ui.views.internal.ColorManager;
import zigen.plugin.db.ui.views.internal.SQLCodeConfiguration;

public class DDLDiffViewer extends TextMergeViewer {

    List fSourceViewer;

    protected ColorManager colorManager;

    protected SQLCodeConfiguration sqlConfiguration;

    protected IDocumentPartitioner partitioner;

    public DDLDiffViewer(Composite parent, CompareConfiguration configuration) {
        super(parent, configuration);

    }

    public void addToolItems(IToolBarManager tbm) {
        tbm.add(new Separator("modes")); //$NON-NLS-1$
        tbm.add(new Separator("navigation")); //$NON-NLS-1$
        tbm.add(new Separator("merge")); //$NON-NLS-1$

        createToolItems((ToolBarManager) tbm);

        hideGroupItems(tbm.getItems(), "merge"); //$NON-NLS-1$

    }

    private void hideGroupItems(IContributionItem[] items, String groupId) {
        boolean readingGroupItems = false;
        for (int i = 0; i < items.length; ++i) {
            IContributionItem item = items[i];
            if (readingGroupItems) {
                item.setVisible(false);
            }
            if (item instanceof Separator && item.getId() != null) {
                readingGroupItems = groupId.equals(item.getId());
            }
        }
    }

    public void setInput(Object input) {

        if (input instanceof IDDLDiff) {
            if (fSourceViewer != null) {
                Iterator iterator = fSourceViewer.iterator();
                while (iterator.hasNext()) {
                    try {
                        SourceViewer sourceViewer = (SourceViewer) iterator.next();
                        sourceViewer.unconfigure();

                        SQLCodeConfiguration config = getSourceViewerConfiguration(sourceViewer);
                        sourceViewer.configure(config);

                        // IDocument doc = sourceViewer.getDocument();
                        // IDocumentPartitioner partitioner = new FastPartitioner(new SQLPartitionScanner(), new String[] { SQLPartitionScanner.SQL_STRING, SQLPartitionScanner.SQL_COMMENT });
                        // partitioner.connect(doc);
                        // config.updatePreferences(doc);

                    } catch (RuntimeException e) {
                        e.printStackTrace();
                    }
                }
            }
        }

        super.setInput(input);

    }

    private SQLCodeConfiguration getSourceViewerConfiguration(ISourceViewer sourceViewer) {
        if (colorManager == null)
            colorManager = new ColorManager();

        sqlConfiguration = new SQLCodeConfiguration(colorManager);
        return sqlConfiguration;
    }

    protected void configureTextViewer(TextViewer textViewer) {
        if (textViewer instanceof SourceViewer) {
            if (fSourceViewer == null)
                fSourceViewer = new ArrayList();
            fSourceViewer.add(textViewer);
            // ((SourceViewer)textViewer).configure(getSourceViewerConfiguration());
        }
    }

}