AndroidManifest.xml

@@ -11,12 +11,5 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
-        <activity
-          android:name=".DisplayMessageActivity"
-          android:label="@string/title_activity_display_message">
-          <meta-data
-            android:name="android.support.PARENT_ACTIVITY"
-            android:value="com.example.myfirstapp.MainActivity" />
-        </activity>
     </application>
 </manifest>

res/layout/main.xml

@@ -1,18 +1,13 @@
 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:orientation="horizontal"
+    android:orientation="vertical"
     android:layout_width="fill_parent"
     android:layout_height="fill_parent"
     >
-  <EditText android:id="@+id/edit_message"
+<TextView
-    android:layout_width="0dp"
+    android:layout_width="fill_parent"
     android:layout_height="wrap_content"
-    android:layout_weight="1"
+    android:text="Hello World, MainActivity"
-    android:hint="@string/edit_message" />
+    />
-  <Button
-    android:layout_width="wrap_content"
-    android:layout_height="wrap_content"
-    android:text="@string/button_send"
-    android:onClick="sendMessage" />
 </LinearLayout>
 

res/values/strings.xml

@@ -1,7 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <string name="app_name">Joshs First App</string>
+    <string name="app_name">MainActivity</string>
-    <string name="edit_message">Enter your message, fu</string>
-    <string name="button_send">Send It, Yo</string>
-    <string name="title_activity_display_message">Da Message</string>
 </resources>

src/com/example/myfirstapp/DisplayMessageActivity.java

@@ -1,21 +0,0 @@
-package com.example.myfirstapp;
-
-import android.app.Activity;
-import android.os.Bundle;
-import android.widget.TextView;
-import android.content.Intent;
-
-public class DisplayMessageActivity extends Activity
-{
-    @Override
-    public void onCreate(Bundle savedInstanceState)
-    {
-        super.onCreate(savedInstanceState);
-        Intent intent = getIntent();
-        String message = intent.getStringExtra(MainActivity.EXTRA_MESSAGE);
-        TextView textView = new TextView(this);
-        textView.setTextSize(40);
-        textView.setText(message);
-        setContentView(textView);
-    }
-}

src/com/example/myfirstapp/MainActivity.java

@@ -2,14 +2,9 @@ package com.example.myfirstapp;
 
 import android.app.Activity;
 import android.os.Bundle;
-import android.view.View;
-import android.widget.EditText;
-import android.content.Intent;
 
 public class MainActivity extends Activity
 {
-    public final static String EXTRA_MESSAGE = "com.example.myfirstapp.MESSAGE";
-
     /** Called when the activity is first created. */
     @Override
     public void onCreate(Bundle savedInstanceState)
@@ -17,13 +12,4 @@ public class MainActivity extends Activity
         super.onCreate(savedInstanceState);
         setContentView(R.layout.main);
     }
-
-    public void sendMessage(View view)
-    {
-        Intent intent = new Intent(this, DisplayMessageActivity.class);
-        EditText editText = (EditText) findViewById(R.id.edit_message);
-        String message = editText.getText().toString();
-        intent.putExtra(EXTRA_MESSAGE, message);
-        startActivity(intent);
-    }
 }