treeview.java

用java 实现的IE browser适合于学者

/*
 * Created on 2005-1-3
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package com.hnjchina.createview;

import org.eclipse.jface.viewers.TableTreeViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.ui.part.ViewPart;

/**
 * @author limeiyong
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
public class TreeView extends ViewPart{

	/* (non-Javadoc)
	 * @see org.eclipse.ui.part.WorkbenchPart#createPartControl(org.eclipse.swt.widgets.Composite)
	 */
	public void createPartControl(Composite parent) {
		Composite composite = new Composite(parent, SWT.NONE);
	    composite.setLayout(new GridLayout());
//		 Add a checkbox to toggle whether the labels preserve case
	    Button preserveCase = new Button(composite, SWT.CHECK);
	    preserveCase.setText("&Preserve case");
	    
		// TODO Auto-generated method stub
		Tree	tree=new Tree(parent,SWT.SINGLE);
//		final TreeViewer	tv=new  TreeViewer(composite);
//		final CheckboxTreeViewer tv = new CheckboxTreeViewer(composite);
		final TableTreeViewer tv = new TableTreeViewer(composite);

//		tv.getTree().setLayoutData(new GridData(GridData.FILL_BOTH));
		tv.getTableTree().setLayoutData(new GridData(GridData.FILL_BOTH));
		tv.setContentProvider(new FileTreeContentProvider());
		tv.setLabelProvider(new FileTreeLabelProvider());
		tv.setInput("root");
		
//		 When user checks the checkbox, toggle the preserve case attribute
	    // of the label provider
	    preserveCase.addSelectionListener(new SelectionAdapter() {
	      public void widgetSelected(SelectionEvent event) {
	        boolean preserveCase = ((Button) event.widget).getSelection();
	        FileTreeLabelProvider ftlp = (FileTreeLabelProvider) tv.getLabelProvider();
	        ftlp.setPreserveCase(preserveCase);
	      }
	    });
	}

	/* (non-Javadoc)
	 * @see org.eclipse.ui.part.WorkbenchPart#setFocus()
	 */
	public void setFocus() {
		// TODO Auto-generated method stub
		
	}	
}