smsfactory.java

学生成绩管理系统 eclipse rcp开发 swt技术

package com.zdh.sms.system;

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

import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtensionPoint;
import org.eclipse.core.runtime.IExtensionRegistry;
import org.eclipse.core.runtime.Platform;

import com.zdh.sms.Activator;
import com.zdh.sms.db.Constants;
import com.zdh.sms.db.DbOperate;
import com.zdh.sms.db.MysqlOperate;
import com.zdh.sms.db.OracleOperate;
import com.zdh.sms.db.SqlServerOperate;
import com.zdh.sms.editor.ArchiveEditor;
import com.zdh.sms.editor.ArchiveEditorInput;
import com.zdh.sms.model.ITreeEntry;
import com.zdh.sms.navigator.NavigatorEntry;


public class SmsFactory {
	public static List<ITreeEntry> createNavigatorEntryTree() {
		// 生成功能导航器的树结点
		NavigatorEntry t1 = new NavigatorEntry("数据管理");
		t1.setImage(ImagesContext.getImage(ImagesContext.STUDENT));
		NavigatorEntry t2 = new NavigatorEntry("报表输出");
		t2.setImage(ImagesContext.getImage(ImagesContext.REPORT));
		NavigatorEntry t3 = new NavigatorEntry("系统配置");
		t3.setImage(ImagesContext.getImage(ImagesContext.SYSCONFIG));

		{
			NavigatorEntry c1 = new NavigatorEntry("档案管理");
			c1.setImage(ImagesContext.getImage(ImagesContext.NOTE));
			c1.setEditorInput(new ArchiveEditorInput());
			c1.setEditorId(ArchiveEditor.class.getName());
			t1.addChild(c1);
			NavigatorEntry c2 = new NavigatorEntry("成绩管理");
			c2.setImage(ImagesContext.getImage(ImagesContext.EDITING));
			t1.addChild(c2);
		}
		// 包含在一个集合中统一返回
		ArrayList<ITreeEntry> list = new ArrayList<ITreeEntry>();
		list.add(t1);
		list.add(t2);
		list.add(t3);

		return list;
	}

	private static DbOperate db;

	public static DbOperate getDbOperate() {
		if (db == null) {
			int dbType = Constants.DBTYPE_MYSQL;// 今后改为从界面设置取值
			switch (dbType) {
			case Constants.DBTYPE_MYSQL:
				db = new MysqlOperate();
				break;
			case Constants.DBTYPE_ORACLE:
				db = new OracleOperate();
				break;
			case Constants.DBTYPE_SQLSERVER:
				db = new SqlServerOperate();
				break;
			default:
				db = new MysqlOperate();
				break;
			}
		}
		return db;
	}
}