Class auf mainactivity aufrufen

1startActivity(new Intent(null, Entry.class));

1startActivity(new Intent(this, Entry.class));

1startActivity(new Intent(Wunsch.this, Entry.class));

1package de.test;
2
3import android.app.Activity;
4import android.content.Intent;
5import android.os.Bundle;
6import android.view.View;
7import android.view.View.OnClickListener;
8import android.widget.Button;
9
10public class StartActivity extends Activity {
11 /** Called when the activity is first created. */
12 Button myButton;
13
14 @Override
15 public void onCreate(Bundle savedInstanceState) {
16 super.onCreate(savedInstanceState);
17 setContentView(R.layout.main);
18
19 myButton = (Button)findViewById(R.id.eintrag);
20 OnClickListener myButton = new OnClickListener() {
21
22 public void onClick(View v)
23 {
24 startActivity(new Intent(StartActivity.this, Entry.class));
25 }
26 };
27 }
28}

1package de.test;
2
3import android.app.Activity;
4import android.os.Bundle;
5
6public class Entry extends Activity
7{
8 /** Called when the activity is first created. */
9 public void onCreate(Bundle savedInstanceState)
10 {
11 super.onCreate(savedInstanceState);
12 setContentView(R.layout.entry);
13 }
14}

1<?xml version="1.0" encoding="utf-8"?>
2<manifest xmlns:android="http://schemas.android.com/apk/res/android"
3 package="de.test"
4 android:versionCode="1"
5 android:versionName="1.0">
6 <application android:icon="@drawable/icon" android:label="@string/app_name">
7 <activity android:name=".StartActivity"
8 android:label="@string/app_name">
9 <intent-filter>
10 <action android:name="android.intent.action.MAIN" />
11 <category android:name="android.intent.category.LAUNCHER" />
12 </intent-filter>
13 </activity>
14 <activity android:name="Entry"></activity>
15 </application>
16</manifest>

1myButton.setOnClickListener(myOnClickListener);

1</intent-filter>
2 </activity>
3 <activity android:name=".details"></activity>
4 </application>

1startActivity(new Intent(mymainActivity.this, clsDetail.class));

1public class clsDetail extends Activity{
2 public void onCreate(Bundle savedInstanceState) {
3 super.onCreate(savedInstanceState);
4 setContentView(R.layout.