diff --git a/src/lsystem/Main.java b/src/lsystem/Main.java
index 1618331..59b298d 100644
--- a/src/lsystem/Main.java
+++ b/src/lsystem/Main.java
@@ -15,33 +15,7 @@ public class Main {
 
         MainFrame frame = new MainFrame();
         frame.setVisible(true);
-        /*
         SwingGLCanvas canvas = new SwingGLCanvas();
-
-        final Scanner scanner = new Scanner(System.in);
-        String axiom = null;
-        Parser parser = null;
-        final List<String> rules = new ArrayList<>();
-        int nbIterations = 0;
-        while(parser == null || !parser.isCorrect()) {
-            if(parser != null)
-                System.out.println("Vos règles ou votre axiome ne sont pas correctement écrites, veuillez recommencer");
-            System.out.println("Axiome: ");
-            axiom = scanner.next();
-            System.out.println("Règles: (\"finish\" quand vous avez fini): ");
-            while(rules.isEmpty() || !rules.get(rules.size() - 1).equals("finish")) {
-                rules.add(scanner.next());
-            }
-            rules.remove(rules.size() - 1);
-            System.out.println("Nombre d'itérations: ");
-            nbIterations = scanner.nextInt();
-            parser = new Parser(axiom, rules,nbIterations);
-        }
-        System.out.println("Réécriture, veuillez patientez...");
-        Rewrite rewriter = new Rewrite(axiom, parser.parseRules(), nbIterations);
-        final String word = rewriter.rewrite();
-        System.out.println(word);
-        scanner.close();*/
         
     }
 
diff --git a/src/lsystem/screen/MainFrame.java b/src/lsystem/screen/MainFrame.java
index 8c7c725..72ee8bd 100644
--- a/src/lsystem/screen/MainFrame.java
+++ b/src/lsystem/screen/MainFrame.java
@@ -7,6 +7,7 @@ import lsystem.screen.listener.NewGenListener;
 import java.awt.*;
 import java.util.ArrayList;
 import java.util.HashMap;
+import java.util.List;
 
 import javax.swing.*;
 
@@ -93,14 +94,19 @@ public class MainFrame extends JFrame {
 
 
 	}
-	public String getAxiom(){
-		String str = "";
-		// TODO : return the axiom
+	public String getAxiom(int index){
+		String str = textAreaList.get(index).getText();
+		str = str.substring(10,str.length());
 		return str;
 	}
-	public ArrayList<String> getRules(){
-		ArrayList<String> list= new ArrayList<>();
-		//TODO return the rules
+	public List<String> getRules(int index){
+		List<String> list = new ArrayList<>();
+		String str = textAreaList.get(index).getText();
+		str = str.substring(10,str.length());
+		String[] strsplit =  str.split("\n");
+		for(int y = 0;y<strsplit.length;y++){
+			list.add(strsplit[y]);
+		}
 		return list;
 	}
 
diff --git a/src/lsystem/screen/Tab.java b/src/lsystem/screen/Tab.java
index 5e9ec16..1323be1 100644
--- a/src/lsystem/screen/Tab.java
+++ b/src/lsystem/screen/Tab.java
@@ -2,6 +2,7 @@ package lsystem.screen;
 
 import lsystem.screen.listener.ClearListener;
 import lsystem.screen.listener.FieldListener;
+import lsystem.screen.listener.GenerateListener;
 
 import javax.swing.*;
 import java.awt.*;
@@ -41,6 +42,7 @@ public class Tab {
         JButton submitButton = new JButton("Générer");
         JButton clearButton = new JButton("Clear");
         clearButton.addActionListener(new ClearListener(frame,nbTabs));
+        submitButton.addActionListener(new GenerateListener(frame,nbTabs));
         JPanel southComponents = subPanel(clearButton,submitButton,null);
 
         GridBagConstraints gc = new GridBagConstraints();
diff --git a/src/lsystem/screen/listener/ClearListener.java b/src/lsystem/screen/listener/ClearListener.java
index e575b5f..562c008 100644
--- a/src/lsystem/screen/listener/ClearListener.java
+++ b/src/lsystem/screen/listener/ClearListener.java
@@ -13,7 +13,9 @@ public class ClearListener implements ActionListener {
         this.frame =frame;
         this.nbTabs = nbTabs;
     }
-
+    public void forceAction(){
+        actionPerformed(null);
+    }
     @Override
     public void actionPerformed(ActionEvent e) {
         frame.textAreaList.get(nbTabs).setText("Axiome : \n");
diff --git a/src/lsystem/screen/listener/GenerateListener.java b/src/lsystem/screen/listener/GenerateListener.java
new file mode 100644
index 0000000..2156c55
--- /dev/null
+++ b/src/lsystem/screen/listener/GenerateListener.java
@@ -0,0 +1,34 @@
+package lsystem.screen.listener;
+
+import lsystem.engine.Parser;
+import lsystem.engine.Rewrite;
+import lsystem.screen.MainFrame;
+
+import javax.swing.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.util.List;
+
+public class GenerateListener implements ActionListener {
+    MainFrame frame;
+    int nbTabs;
+    public GenerateListener(MainFrame frame,int nbTabs) {
+        this.frame = frame;
+        this.nbTabs = nbTabs;
+    }
+    @Override
+    public void actionPerformed(ActionEvent e) {
+        String axiom = frame.getAxiom(nbTabs);
+        List<String> rules = frame.getRules(nbTabs+10);
+        Parser parser = new Parser(axiom,rules,12);
+        if(!parser.isCorrect()) {
+            JOptionPane.showMessageDialog(null, "Vos règles ou votre axiome ne sont pas correctement écrites, veuillez recommencer");
+            new ClearListener(frame,nbTabs).forceAction();
+        }
+        else{
+            Rewrite rewriter = new Rewrite(axiom, parser.parseRules(), 12);
+            final String word = rewriter.rewrite();
+            System.out.println(word);
+        }
+    }
+}