diff --git a/PremiereActivite/app/src/main/java/com/example/app_10p5/TabFragment1.java b/PremiereActivite/app/src/main/java/com/example/app_10p5/TabFragment1.java
index f934c05..5b251d2 100644
--- a/PremiereActivite/app/src/main/java/com/example/app_10p5/TabFragment1.java
+++ b/PremiereActivite/app/src/main/java/com/example/app_10p5/TabFragment1.java
@@ -2,12 +2,17 @@ package com.example.app_10p5;
 
 import android.os.Bundle;
 import android.app.Fragment;
+import android.text.Editable;
 import android.text.InputFilter;
+import android.text.TextWatcher;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.Button;
 import android.widget.EditText;
 
+import java.util.ArrayList;
+
 /**
  * Created by beaus on 24/04/2016.
  */
@@ -17,8 +22,67 @@ public class TabFragment1 extends Fragment {
     public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         View v = inflater.inflate(R.layout.tab_fragment_1, container, false);
         EditText et = (EditText) v.findViewById(R.id.commande_prix);
+
         et.setFilters(new InputFilter[]{new DecimalDigitsInputFilter(3, 2)});
 
+        final ArrayList<View> allChildren = getAllChildren(v.findViewById(R.id.commande_table_boutons));
+        et.addTextChangedListener(new TextWatcher() {
+            @Override
+            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+            }
+
+            @Override
+            public void onTextChanged(CharSequence s, int start, int before, int count) {
+
+                if(s.toString().trim().length() != 0){
+                    for (View child : allChildren) {
+                        if (child instanceof Button) {
+                            Button bouton = (Button) child;
+                            bouton.setEnabled(false);
+                        }
+                    }
+                }
+                else{
+                    for (View child : allChildren) {
+                        if (child instanceof Button) {
+                            Button bouton = (Button) child;
+                            bouton.setEnabled(true);
+                        }
+                    }
+                }
+
+            }
+
+            @Override
+            public void afterTextChanged(Editable s) {
+
+            }
+        });
+
         return v;
     }
+
+    private ArrayList<View> getAllChildren(View v) {
+
+        if (!(v instanceof ViewGroup)) {
+            ArrayList<View> viewArrayList = new ArrayList<View>();
+            viewArrayList.add(v);
+            return viewArrayList;
+        }
+
+        ArrayList<View> result = new ArrayList<View>();
+
+        ViewGroup vg = (ViewGroup) v;
+        for (int i = 0; i < vg.getChildCount(); i++) {
+
+            View child = vg.getChildAt(i);
+
+            ArrayList<View> viewArrayList = new ArrayList<View>();
+            viewArrayList.add(v);
+            viewArrayList.addAll(getAllChildren(child));
+
+            result.addAll(viewArrayList);
+        }
+        return result;
+    }
 }
\ No newline at end of file
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libgit2 0.21.2