diff --git a/TextFilter.java b/TextFilter.java
index 71e7d3c..39e1bf2 100644
--- a/TextFilter.java
+++ b/TextFilter.java
@@ -7,28 +7,19 @@ import java.util.ArrayList;
 public class TextFilter extends KeyAdapter {
 
     private JTextField Text;
-
     private int GRID_SIZE;
-
     private JTextField[][] grid;
-
     private int row;
-
     private int col;
-
     private ArrayList<Integer> bad_numbers = new ArrayList<Integer>();
 
 
     public TextFilter (JTextField t,int GRID_SIZE, JTextField[][] grid, int i, int j) {
 
 	this.Text = t;
-
 	this.GRID_SIZE = GRID_SIZE;
-
 	this.grid = grid;
-
 	this.row = i;
-
 	this.col = j;
     }
     
@@ -38,48 +29,38 @@ public class TextFilter extends KeyAdapter {
     public void keyTyped(KeyEvent e) {
 	
 	char chiffre = e.getKeyChar();
-
 	int taille = this.Text.getText().length();
 
-	
 	if ( ((chiffre < '0') || (chiffre > '9')) && (chiffre != KeyEvent.VK_BACK_SPACE)) {
 
-	    e.consume(); // ignorer l'événement   
+	    e.consume(); // ignorer l'événement
+	}
+
+	if ( ((chiffre >= '0') && (chiffre <= '9')) && (chiffre != KeyEvent.VK_ENTER)) {
+
+	    GrilleValide(chiffre);
+	}
+
+	if ((!bad_numbers.isEmpty()) && (chiffre == KeyEvent.VK_BACK_SPACE)) {
+
+	    Text.setBackground(Color.white);
+
+	    while(!bad_numbers.isEmpty()) {
+
+		grid[bad_numbers.removeFirst()][bad_numbers.removeFirst()].setBackground(Color.white);
+	    }
+	}
+
+	if ( (bad_numbers.isEmpty()) && (chiffre == KeyEvent.VK_BACK_SPACE)) {
+
+	    Coloriage();
 	}
 
 	if ( taille >= 1 )  {
 
 	    e.consume();
 	}
-
-	
     }
-
-    @Override
-
-    public void keyPressed(KeyEvent e)  {
-
-	char chiffre = e.getKeyChar();
-
-	if ( (chiffre > '0') || (chiffre < '9') && (chiffre != KeyEvent.VK_BACK_SPACE)) {
-
-	    GrilleValide(chiffre);
-	}
-	if (!bad_numbers.isEmpty()) {
-	    
-	    if ( chiffre == KeyEvent.VK_BACK_SPACE) {
-
-		Text.setBackground(Color.white);
-
-		while(!bad_numbers.isEmpty()) {
-
-		    grid[bad_numbers.removeFirst()][bad_numbers.removeFirst()].setBackground(Color.white);
-
-		}
-	    }    
-	}
-    }
-
     
 
     public void GrilleValide(char chiffre) {
@@ -141,8 +122,8 @@ public class TextFilter extends KeyAdapter {
 	}
 		    
 	// Vérifier la validité dans les régions
-	int rowregion = row/3*3;
-	int colregion = col/3*3;
+	int rowregion = this.row/3*3;
+	int colregion = this.col/3*3;
 	for (int row2 = rowregion; row2 < rowregion + 3; row2++) {
 	    for (int col2 = colregion; col2 < colregion + 3; col2++) {
 			  
@@ -163,6 +144,40 @@ public class TextFilter extends KeyAdapter {
 	    }
 	}
     }
+
+    public void Coloriage() {
+
+	//coloriage sur les lignes
+	for (int row2 = 0; row2 < this.GRID_SIZE; row2++) {
+
+	    if (this.grid[row2][this.col].getBackground() == Color.red)  {
+
+		this.grid[row2][this.col].setBackground(Color.white);
+	    }
+	}
+
+	//coloriage sur les colonnes
+	for (int col2 = 0; col2 < this.GRID_SIZE; col2++) {
+
+	    if (this.grid[this.row][col2].getBackground() == Color.red)  {
+
+		this.grid[this.row][col2].setBackground(Color.white);
+	    }
+	}
+
+	//coloriage des régions
+	int rowregion = this.row/3*3;
+	int colregion = this.col/3*3;
+	for (int row2 = rowregion; row2 < rowregion + 3; row2++) {
+	    for (int col2 = colregion; col2 < colregion + 3; col2++) {
+
+		if (this.grid[row2][col2].getBackground() == Color.red)  {
+
+		    this.grid[row2][col2].setBackground(Color.white);
+		}
+	    }
+	}
+    }		    		 
 }