de.innot.avreclipse.ui.views.targets.TCViewerLabelProvider.java Source code

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Here is the source code for de.innot.avreclipse.ui.views.targets.TCViewerLabelProvider.java

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/*******************************************************************************
 * Copyright (c) 2008, 2011 Thomas Holland (thomas@innot.de) 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:
 *     Thomas Holland - initial API and implementation
 *******************************************************************************/

package de.innot.avreclipse.ui.views.targets;

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

import org.eclipse.jface.layout.TableColumnLayout;
import org.eclipse.jface.viewers.ColumnWeightData;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;

import de.innot.avreclipse.core.targets.ITargetConfiguration;
import de.innot.avreclipse.core.util.AVRMCUidConverter;

/**
 * Label provider for the Target Configurations Viewer.
 * 
 * @author Thomas Holland
 * @since
 * 
 */
public class TCViewerLabelProvider extends LabelProvider implements ITableLabelProvider {

    private enum Column {
        IMAGE("") {
            @Override
            protected Image getColumnImage(ITargetConfiguration tc) {
                return PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJ_ELEMENT);
            }

            @Override
            protected ColumnWeightData getLayoutData() {
                return new ColumnWeightData(5, 0);
            }

        },
        NAME("Name") {
            @Override
            protected String getColumnText(ITargetConfiguration tc) {
                return tc.getName();
            }

            @Override
            protected ColumnWeightData getLayoutData() {
                return new ColumnWeightData(15, 100);
            }

        },
        MCU("MCU") {
            @Override
            protected String getColumnText(ITargetConfiguration tc) {
                String mcuname = AVRMCUidConverter.id2name(tc.getMCU());
                String mcuclck = convertFCPU(tc.getFCPU());
                return mcuname + " @ " + mcuclck;
            }

            @Override
            protected ColumnWeightData getLayoutData() {
                return new ColumnWeightData(10, 150);
            }

        },
        TYPE("Type") {
            @Override
            protected String getColumnText(ITargetConfiguration tc) {
                // TODO Auto-generated method stub
                return "TODO Type";
            }

            @Override
            protected ColumnWeightData getLayoutData() {
                return new ColumnWeightData(50, 200);
            }

        };

        private String fLabel;

        private Column(String label) {
            fLabel = label;
        }

        protected String getColumnText(ITargetConfiguration tc) {
            return null;
        }

        protected Image getColumnImage(ITargetConfiguration tc) {
            return null;
        }

        protected abstract ColumnWeightData getLayoutData();

        /*
         * (non-Javadoc)
         * @see java.lang.Enum#toString()
         */
        @Override
        public String toString() {
            return fLabel;
        }
    }

    /** List of all columns. Used to map an index to the corresponding column */
    private List<Column> fColumns;

    /**
     * Construct a new TCViewerLabelProvider.
     */
    public TCViewerLabelProvider() {

        // Initialize the array of columns.
        fColumns = new ArrayList<Column>();
        for (Column col : Column.values()) {
            fColumns.add(col);
        }
    }

    /*
     * (non-Javadoc)
     * @see org.eclipse.jface.viewers.ITableLabelProvider#getColumnText(java.lang.Object, int)
     */
    public String getColumnText(Object obj, int index) {
        if (obj instanceof ITargetConfiguration) {
            ITargetConfiguration tc = (ITargetConfiguration) obj;
            return fColumns.get(index).getColumnText(tc);
        }
        return "N/A";
    }

    /*
     * (non-Javadoc)
     * @see org.eclipse.jface.viewers.ITableLabelProvider#getColumnImage(java.lang.Object, int)
     */
    public Image getColumnImage(Object obj, int index) {
        if (obj instanceof ITargetConfiguration) {
            ITargetConfiguration tc = (ITargetConfiguration) obj;
            return fColumns.get(index).getColumnImage(tc);
        }
        return null;
    }

    public void initColumns(TableViewer tableviewer, TableColumnLayout layout) {

        // Create the columns
        for (Column col : Column.values()) {
            TableColumn tableColumn = new TableColumn(tableviewer.getTable(), SWT.NONE);
            tableColumn.setText(col.toString());
            tableColumn.setWidth(100);
            layout.setColumnData(tableColumn, col.getLayoutData());
        }
    }

    protected static String convertFCPU(int fcpu) {

        if (fcpu >= 1000000) {
            // convert to MHz
            double mhz = ((double) fcpu) / 1000000;
            return Double.toString(mhz) + " MHz";
        } else if (fcpu >= 1000) {
            // convert to KHz
            double khz = ((double) fcpu) / 1000;
            return Double.toString(khz) + " KHz";
        } else {
            // Unlikely but just in case
            return Integer.toString(fcpu) + " Hz";
        }

    }
}