Right-Click Context Menu New File

Just a hack at this point, a lot of work is still needed including the new classfile option

src/main/java/the/bytecode/club/bytecodeviewer/gui/resourcelist/contextmenu/ContextMenu.java

@@ -1,6 +1,7 @@
 package the.bytecode.club.bytecodeviewer.gui.resourcelist.contextmenu;
 
 import the.bytecode.club.bytecodeviewer.BytecodeViewer;
+import the.bytecode.club.bytecodeviewer.Constants;
 import the.bytecode.club.bytecodeviewer.gui.resourcelist.ResourceTree;
 import the.bytecode.club.bytecodeviewer.gui.resourcelist.contextmenu.impl.*;
 
@@ -38,6 +39,7 @@ public class ContextMenu
 	
 	static
 	{
+		addContext(new New());
 		addContext(new Remove());
 		addContext(new Open());
 		addContext(new QuickOpen());

src/main/java/the/bytecode/club/bytecodeviewer/gui/resourcelist/contextmenu/impl/New.java

@@ -0,0 +1,142 @@
+package the.bytecode.club.bytecodeviewer.gui.resourcelist.contextmenu.impl;
+
+import org.apache.commons.io.FilenameUtils;
+import the.bytecode.club.bytecodeviewer.BytecodeViewer;
+import the.bytecode.club.bytecodeviewer.decompilers.Decompiler;
+import the.bytecode.club.bytecodeviewer.gui.resourcelist.contextmenu.ContextMenuItem;
+import the.bytecode.club.bytecodeviewer.gui.resourcelist.contextmenu.ContextMenuType;
+import the.bytecode.club.bytecodeviewer.translation.TranslatedStrings;
+
+import javax.swing.*;
+import javax.swing.tree.DefaultMutableTreeNode;
+import javax.swing.tree.MutableTreeNode;
+import javax.swing.tree.TreePath;
+import java.util.Enumeration;
+
+/***************************************************************************
+ * Bytecode Viewer (BCV) - Java & Android Reverse Engineering Suite        *
+ * Copyright (C) 2014 Kalen 'Konloch' Kinloch - http://bytecodeviewer.com  *
+ *                                                                         *
+ * This program is free software: you can redistribute it and/or modify    *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation, either version 3 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This program is distributed in the hope that it will be useful,       *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
+ ***************************************************************************/
+
+/**
+ * @author Konloch
+ * @since 7/27/2021
+ */
+public class New extends ContextMenuItem
+{
+	public New()
+	{
+		super(ContextMenuType.ALL, ((tree, selPath, menu) ->
+		{
+			JMenu quickOpen = new JMenu(TranslatedStrings.NEW.toString());
+			quickOpen.add(createMenu("Class", FileType.CLASS, selPath));
+			quickOpen.add(createMenu("File", FileType.FILE, selPath));
+			//quickOpen.add(createMenu("Directory", FileType.DIRECTORY, selPath));
+			menu.add(quickOpen);
+		}));
+	}
+	
+	private static JMenuItem createMenu(String name, FileType fileType, TreePath selPath)
+	{
+		JMenuItem menu = new JMenuItem(name);
+		
+		String separator = "/"; //fileType == FileType.CLASS ? "." : "/";
+		String firstPath = buildPath(0, 2, selPath, separator);
+		String path = buildPath(2, selPath.getPathCount(), selPath, separator);
+		String containerName = selPath.getPathComponent(1).toString();
+		
+		menu.addActionListener((e)->{
+			String newPath = BytecodeViewer.showInput("Name", "Enter the file name", path);
+			
+			if(newPath == null || newPath.isEmpty())
+				return;
+			
+			switch(fileType)
+			{
+				case FILE:
+					BytecodeViewer.resourceContainers.get(containerName).resourceFiles.put(newPath, new byte[0]);
+					searchAndInsert(firstPath+"/"+newPath, BytecodeViewer.resourceContainers.get(containerName).treeNode);
+					break;
+					
+				case CLASS:
+					//TODO needs to be an empty class file, asm can help with this
+					break;
+			}
+		});
+		
+		return menu;
+	}
+	
+	public static String buildPath(int startsAt, int max, TreePath selPath, String separator)
+	{
+		StringBuilder tempSpot = new StringBuilder();
+		
+		for(int counter = startsAt, maxCounter = max;counter < maxCounter; counter++)
+		{
+			if(counter > startsAt)
+				tempSpot.append(separator);
+			tempSpot.append(selPath.getPathComponent(counter));
+		}
+		
+		return tempSpot.toString();
+	}
+	
+	public static String buildPath(int startsAt, int max, DefaultMutableTreeNode treeNode, String separator)
+	{
+		StringBuilder tempSpot = new StringBuilder();
+		
+		for(int counter = startsAt, maxCounter = max;counter < maxCounter; counter++)
+		{
+			if(counter > startsAt)
+				tempSpot.append(separator);
+			tempSpot.append(treeNode.getPath()[counter]);
+		}
+		
+		return tempSpot.toString();
+	}
+	
+	//TODO this needs to be rewritten to support creating parent nodes that don't exist
+	public static boolean searchAndInsert(String path, DefaultMutableTreeNode treeNode)
+	{
+		Enumeration<DefaultMutableTreeNode> children = treeNode.children();
+		
+		String findPath = FilenameUtils.getPath(path);
+		String currentPath = buildPath(0, treeNode.getPath().length, treeNode, "/");
+		String directory = FilenameUtils.getPath(currentPath);
+		
+		if(currentPath.startsWith(findPath))
+		{
+			//TODO this can be written without the need for .getParent
+			((DefaultMutableTreeNode)treeNode.getParent()).add(new DefaultMutableTreeNode(FilenameUtils.getName(path)));
+			return true;
+		}
+		
+		while(children.hasMoreElements())
+		{
+			DefaultMutableTreeNode child = children.nextElement();
+			if(searchAndInsert(path, child))
+				return true;
+		}
+		
+		return false;
+	}
+	
+	public enum FileType
+	{
+		CLASS,
+		FILE,
+	}
+}