GoldBuyBackTableLableProvider.java

package com.topsun.posclient.sales.ui.table;

import java.math.BigDecimal;

import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.ITableColorProvider;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Table;

import com.topsun.posclient.common.POSException;
import com.topsun.posclient.common.ProjectUtil;
import com.topsun.posclient.common.service.IBaseService;
import com.topsun.posclient.common.service.impl.BaseServiceImpl;
import com.topsun.posclient.common.ui.utils.ThemeUtils;
import com.topsun.posclient.datamodel.Item;
import com.topsun.posclient.sales.MessageResources;
import com.topsun.posclient.sales.ui.gold.GoldBuyBackManager;

/**
 * @author Dong
 *
 */
public class GoldBuyBackTableLableProvider implements ITableLabelProvider,ITableColorProvider {

	private Color[] bg = ThemeUtils.getCurrent().getTableCellBg();
    private Color[] force = ThemeUtils.getCurrent().getTableCellForce();
    private Object current = null;
    private int currentColor = 0;
	
	public IBaseService baseService = new BaseServiceImpl();
	
	public void addListener(ILabelProviderListener listener) {

	}

	public void dispose() {

	}

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

	public void removeListener(ILabelProviderListener listener) {

	}

	public Image getColumnImage(Object element, int columnIndex) {
		return null;
	}

	@Override
	public String getColumnText(Object element, int columnIndex) {
		if (element instanceof Item) {
			Item item = (Item) element;
			String invoceCode = item.getInvoceCode();
			String docNum = item.getDocNum();
			String matnr = item.getMATNR();
			BigDecimal zdpyzl = item.getZDPYZL();
			BigDecimal price =item.getPrice();
			BigDecimal ZMDLSBQJ = item.getZMDLSBQJ();
			switch (columnIndex) {
			case 0:
				return invoceCode;
			case 1:
				return docNum;
			case 2:
				return matnr;
			case 3:
				String matnrName = "";
				if(null != matnr && !"".equals(matnr)){
					try {
						matnrName = baseService.getMaterialByMatnr(item.getMATNR()).getMaktx();
					} catch (POSException e) {
						Table table = GoldBuyBackManager.getInstance().getGoldBuyBackTableView().getTable();
						MessageDialog.openError(table.getShell(), MessageResources.message_ui_tips, e.getErrorMessage());
					}
				}
				return matnrName;
			case 4:
				if(zdpyzl == null || "".equals(zdpyzl)){
					return "0.00";
				}
				return zdpyzl.toString();//克重
			case 5:
				if(null == price || "".equals(price)){
					return "0.00";
				}
				return ProjectUtil.formatAmount(null, price).toString();// 回购价
			case 6:
				if(null == ZMDLSBQJ || "".equals(ZMDLSBQJ)){
					return "0.00";
				}
				return ProjectUtil.formatAmount(null, ZMDLSBQJ).toString();//金额
			default:
				return "";
			}
		}
		return element.toString();
	}
	
	@Override
	public Color getForeground(Object element, int columnIndex) {
		 return force[currentColor];
	}

	@Override
	public Color getBackground(Object element, int columnIndex) {
		if (current != element) {
            currentColor = 1 - currentColor;
            current = element;
        }
        return bg[currentColor];
	}

}