Initial commit

src/com/gpl/rpg/atcontentstudio/model/SavedSlotCollection.java

@@ -0,0 +1,71 @@
+package com.gpl.rpg.atcontentstudio.model;
+
+import java.util.Enumeration;
+import java.util.Vector;
+
+public class SavedSlotCollection {
+
+	Vector<ProjectTreeNode> contents = new Vector<ProjectTreeNode>();
+	
+	public void add(ProjectTreeNode node) {
+		contents.add(node);
+	}
+	
+	public int getNonEmptySize() {
+//		return contents.size();
+		int size = 0;
+		for (ProjectTreeNode node : contents) {
+			if (!node.isEmpty()) size++;
+		}
+		return size;
+	}
+	
+	public Enumeration<ProjectTreeNode> getNonEmptyElements() {
+//		return contents.elements();
+		Vector<ProjectTreeNode> v = new Vector<ProjectTreeNode>();
+		for (ProjectTreeNode node : contents) {
+			if (!node.isEmpty()) v.add(node);
+		}
+		return v.elements();
+	}
+	
+	public ProjectTreeNode getNonEmptyElementAt(int index) {
+//		return contents.get(index);
+		int i = 0;
+		while (i < contents.size()) {
+			if (!contents.get(i).isEmpty()) index--;
+			if (index == -1) return contents.get(i);
+			i++;
+		}
+		return null;
+	}
+
+	
+	public int getNonEmptyIndexOf(ProjectTreeNode node) {
+//		return contents.indexOf(node);
+		int index = contents.indexOf(node);
+		int trueIndex = index;
+		for (int i = 0; i < trueIndex; i++) {
+			if (contents.get(i).isEmpty()) index--;
+		}
+		return index;
+	}
+	
+
+	public Vector<ProjectTreeNode> getNonEmptyIterable() {
+//		return contents;
+		Vector<ProjectTreeNode> v = new Vector<ProjectTreeNode>();
+		for (ProjectTreeNode node : contents) {
+			if (!node.isEmpty()) v.add(node);
+		}
+		return v;
+	}
+	
+	public boolean isEmpty() {
+//		return contents.isEmpty();
+		for (ProjectTreeNode node : contents) {
+			if (!node.isEmpty()) return false;
+		}
+		return true;
+	}
+}