eclipse中打开文件夹以及ftp插件

最新推荐文章于 2023-09-11 16:31:01 发布

iteye_19300

最新推荐文章于 2023-09-11 16:31:01 发布

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本文介绍了一个名为 EasyLookAction 的 Eclipse 插件实现细节，该插件能够在资源管理器中打开 Eclipse 中选定文件所在的文件夹。文章详细解析了插件的工作原理，包括如何处理不同类型的资源（如 IResource 和 JarPackageFragmentRoot），并适配不同的文件路径。

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// Decompiled by Jad v1.5.8e2. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://kpdus.tripod.com/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi space 
// Source File Name:   EasyLookAction.java

package org.jxc.easylook.popup.actions;

import java.io.File;
import org.eclipse.core.resources.*;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.internal.core.JarPackageFragmentRoot;
import org.eclipse.jdt.internal.core.PackageFragment;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPart;

public class EasyLookAction
	implements IObjectActionDelegate
{

	private Object selected;
	private Class selectedClass;

	public EasyLookAction()
	{
		selected = null;
		selectedClass = null;
	}

	public void setActivePart(IAction iaction, IWorkbenchPart iworkbenchpart)
	{
	}

	public void run(IAction action)
	{
		if (selected == null)
			return;
		File directory = null;
		if (selected instanceof IResource)
			directory = new File(((IResource)selected).getLocation().toOSString());
		if (selected instanceof IFile)
			directory = directory.getParentFile();
		if (directory == null)
			return;
		try
		{
			Runtime.getRuntime().exec((new StringBuilder("explorer.exe /n,")).append(directory.toString()).toString());
		}
		catch (Exception ) { }
	}

	public void selectionChanged(IAction action, ISelection selection)
	{
		try
		{
			IAdaptable adaptable = null;
			selected = "unknown";
			if (selection instanceof IStructuredSelection)
			{
				adaptable = (IAdaptable)((IStructuredSelection)selection).getFirstElement();
				selectedClass = adaptable.getClass();
				if (adaptable instanceof IResource)
					selected = (IResource)adaptable;
				else
				if ((adaptable instanceof PackageFragment) && (((PackageFragment)adaptable).getPackageFragmentRoot() instanceof JarPackageFragmentRoot))
					selected = getJarFile(((PackageFragment)adaptable).getPackageFragmentRoot());
				else
				if (adaptable instanceof JarPackageFragmentRoot)
					selected = getJarFile(adaptable);
				else
					selected = (IResource)adaptable.getAdapter(org/eclipse/core/resources/IResource);
			}
		}
		catch (Throwable ) { }
	}

	protected File getJarFile(IAdaptable adaptable)
	{
		JarPackageFragmentRoot jpfr = (JarPackageFragmentRoot)adaptable;
		File selected = jpfr.getPath().makeAbsolute().toFile();
		if (!selected.exists())
		{
			File projectFile = new File(jpfr.getJavaProject().getProject().getLocation().toOSString());
			selected = new File((new StringBuilder(String.valueOf(projectFile.getParent()))).append(selected.toString()).toString());
		}
		return selected;
	}
}