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  1. package com.example.groupmessenger;
  2.  
  3. import android.os.Bundle;
  4. import android.os.Handler;
  5. import android.app.Activity;
  6. import android.content.Intent;
  7. import android.graphics.Color;
  8. import android.view.Menu;
  9. import android.widget.TextView;
  10.  
  11. public class MainActivity extends Activity {
  12.  
  13. TextView tv;
  14. int secondsDelayed = 2;
  15.  
  16. @Override
  17. protected void onCreate(Bundle savedInstanceState) {
  18. super.onCreate(savedInstanceState);
  19. setContentView(R.layout.main);
  20.  
  21. tv = (TextView) findViewById(R.id.textView1);
  22. tv.setBackgroundColor(Color.rgb(30,90,30));
  23. tv.setTextColor(Color.WHITE);
  24.  
  25. new Handler().postDelayed(new Runnable() {
  26. public void run() {
  27. startActivity(new Intent(MainActivity.this, HomePage.class));
  28. finish();
  29. }
  30. }, secondsDelayed * 1000);
  31.  
  32. }
  33.  
  34. @Override
  35. public boolean onCreateOptionsMenu(Menu menu) {
  36. // Inflate the menu; this adds items to the action bar if it is present.
  37. getMenuInflater().inflate(R.menu.main, menu);
  38. return true;
  39. }
  40.  
  41. }
  42.  
  43. 08-28 12:28:09.388: W/dalvikvm(1241): threadid=1: thread exiting with uncaught exception (group=0x40a13300)
  44. 08-28 12:28:09.418: E/AndroidRuntime(1241): FATAL EXCEPTION: main
  45. 08-28 12:28:09.418: E/AndroidRuntime(1241): android.content.ActivityNotFoundException: Unable to find explicit activity class {com.example.groupmessenger/com.example.groupmessenger.HomePage}; have you declared this activity in your AndroidManifest.xml?
  46. 08-28 12:28:09.418: E/AndroidRuntime(1241): at android.app.Instrumentation.checkStartActivityResult(Instrumentation.java:1541)
  47. 08-28 12:28:09.418: E/AndroidRuntime(1241): at android.app.Instrumentation.execStartActivity(Instrumentation.java:1416)
  48. 08-28 12:28:09.418: E/AndroidRuntime(1241): at android.app.Activity.startActivityForResult(Activity.java:3351)
  49. 08-28 12:28:09.418: E/AndroidRuntime(1241): at android.app.Activity.startActivityForResult(Activity.java:3312)
  50. 08-28 12:28:09.418: E/AndroidRuntime(1241): at android.app.Activity.startActivity(Activity.java:3522)
  51. 08-28 12:28:09.418: E/AndroidRuntime(1241): at android.app.Activity.startActivity(Activity.java:3490)
  52. 08-28 12:28:09.418: E/AndroidRuntime(1241): at com.example.groupmessenger.MainActivity$1.run(MainActivity.java:27)
  53. 08-28 12:28:09.418: E/AndroidRuntime(1241): at android.os.Handler.handleCallback(Handler.java:615)
  54. 08-28 12:28:09.418: E/AndroidRuntime(1241): at android.os.Handler.dispatchMessage(Handler.java:92)
  55. 08-28 12:28:09.418: E/AndroidRuntime(1241): at android.os.Looper.loop(Looper.java:137)
  56. 08-28 12:28:09.418: E/AndroidRuntime(1241): at android.app.ActivityThread.main(ActivityThread.java:4745)
  57. 08-28 12:28:09.418: E/AndroidRuntime(1241): at java.lang.reflect.Method.invokeNative(Native Method)
  58. 08-28 12:28:09.418: E/AndroidRuntime(1241): at java.lang.reflect.Method.invoke(Method.java:511)
  59. 08-28 12:28:09.418: E/AndroidRuntime(1241): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:786)
  60. 08-28 12:28:09.418: E/AndroidRuntime(1241): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
  61. 08-28 12:28:09.418: E/AndroidRuntime(1241): at dalvik.system.NativeStart.main(Native Method)
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