view1.java

此源码程序实现的是eclipse开发工具中插件的开发实现参考程序

package cn.com.chengang.myplugin;

import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.MenuManager;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MouseAdapter;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.List;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.help.IWorkbenchHelpSystem;
import org.eclipse.ui.part.ViewPart;

public class View1 extends ViewPart {
	private List list; // 将列表写成类的实例变量，以扩大它的可访问范围

	public void createPartControl(Composite parent) {
		IWorkbenchHelpSystem help = PlatformUI.getWorkbench().getHelpSystem();
		help.setHelp(parent, "cn.com.chengang.myplugin.buttonHelpId");
		
		Composite topComp = new Composite(parent, SWT.NONE);
		topComp.setLayout(new FillLayout());
		list = new List(topComp, SWT.BORDER);
		list.add("中国");
		list.add("美国");
		list.add("法国");
		// 列表选择事件监听
		list.addSelectionListener(new SelectionAdapter() {
			public void widgetSelected(SelectionEvent e) {
				// 由IWorkbenchPage获得view2对象
				IWorkbenchPage wbp = getViewSite().getPage();// Activator.getDefault().getWorkbench().getActiveWorkbenchWindow(). getActivePage();
				IViewPart view2 = wbp.findView("cn.com.chengang.myplugin.View2");
				// 将当前选择的列表项显示在文本框中
				Text text = ((View2) view2).getText();
				text.setText(list.getSelection()[0]);
			}
		});
		list.addMouseListener(new MouseAdapter() {
			private ChinaEditorInput chinaEditorInput = new ChinaEditorInput();
			private UsaEditorInput usaEditorInput = new UsaEditorInput();
			private FranceEditorInput franceEditorInput = new FranceEditorInput();

			public void mouseDoubleClick(MouseEvent e) {
				// 根据不同列表项得到其相应的editorInput对象和editorID，其中
				// editorID指该编辑器在plugin.xml文件中设置id标识值
				List list = (List) e.getSource();// 由MouseEvent得到列表对象
				String listStr = list.getSelection()[0];// 得到当前列表项的字符
				IEditorInput editorInput = null;
				String editorID = null;
				if (listStr.equals("中国")) {
					editorInput = chinaEditorInput;
					editorID = "cn.com.chengang.myplugin.ChinaEditor";
				} else if (listStr.equals("美国")) {
					editorInput = usaEditorInput;
					editorID = "cn.com.chengang.myplugin.UsaEditor";
				} else if (listStr.equals("法国")) {
					editorInput = franceEditorInput;
					editorID = "cn.com.chengang.myplugin.FranceEditor";
				}
				// 如果editorInput或editorID为空则中断返回
				if (editorInput == null || editorID == null)
					return;
				// 取得IWorkbenchPage，并搜索使用editorInput对象对应的编辑器
				IWorkbenchPage workbenchPage = getViewSite().getPage();
				IEditorPart editor = workbenchPage.findEditor(editorInput);
				// 如果此编辑器已经存在，则将它设为当前的编辑器（最顶端），否则
				// 重新打开一个编辑器
				if (editor != null) {
					workbenchPage.bringToTop(editor);
				} else {
					try {
						workbenchPage.openEditor(editorInput, editorID);
					} catch (PartInitException e2) {
						e2.printStackTrace();
					}
				}
			}
		});

		// 加入导航栏按钮、下拉菜单、右键菜单
		MyActionGroup actionGroup = new MyActionGroup();
		fillViewAction(actionGroup);// 加入视图的导航栏按钮
		fillViewMenu(actionGroup);// 加入视图的下拉菜单
		fillListMenu(actionGroup);// 加入视图的下拉菜单
	}

	// 加入视图的导航栏按钮
	private void fillViewAction(MyActionGroup actionGroup) {
		IActionBars bars = getViewSite().getActionBars();
		actionGroup.fillActionBars(bars);
	}

	// 加入视图的下拉菜单
	private void fillViewMenu(MyActionGroup actionGroup) {
		IMenuManager manager = getViewSite().getActionBars().getMenuManager();
		actionGroup.fillContextMenu(manager);
	}

	// 加入列表List的右键菜单
	private void fillListMenu(MyActionGroup actionGroup) {
		MenuManager manger = new MenuManager();
		Menu menu = manger.createContextMenu(list);
		list.setMenu(menu);
		actionGroup.fillContextMenu(manger);
	}

	public void setFocus() {}
}