> Only " Android . . . " is displayed on the screen, Just wait 5-10 minutes.
On Sun, Aug 22, 2010 at 1:04 PM, [email protected] <[email protected]> wrote: > Hi, I have just start to develop android, and I just cannot start my > Hello World application. > I have followed instructions about android installation, I have > changed several Eclipse IDE's, but still, when I press f11 to compile, > it 'does' some job int he background, activate my virtual device, but > wont to behave just as it should! > Only " Android . . . " is displayed on the screen, which mean that my > class isn't 'loaded', somehow. > This is sample class : > > view plaincopy to clipboardprint? > > 1. package test.and; > 2. import android.app.Activity; > 3. import android.os.Bundle; > 4. import android.view.View; > 5. import android.widget.Button; > 6. import android.widget.EditText; > 7. import android.widget.TextView; > 8. > 9. > 10. public class TestAppActiv extends Activity { > 11. Button button1; > 12. EditText txtbox1,txtbox2; > 13. TextView tv; > 14. > 15. /** Called when the activity is first created. */ > 16. @Override > 17. public void onCreate(Bundle savedInstanceState) { > 18. super.onCreate(savedInstanceState); > 19. setContentView(R.layout.main); > 20. txtbox1= (EditText) findViewById(R.id.txtbox1); > 21. button1 = (Button) findViewById(R.id.button1); > 22. tv = (TextView) findViewById(R.id.lbl1); > 23. txtbox2= (EditText) findViewById(R.id.txtbox2); > 24. button1.setOnClickListener(new Clicker()); > 25. } > 26. class Clicker implements Button.OnClickListener > 27. { > 28. public void onClick(View v) > 29. { > 30. String a,b; > 31. Integer vis; > 32. a = txtbox1.getText().toString(); > 33. b = txtbox2.getText().toString(); > 34. vis = Integer.parseInt(a)+Integer.parseInt(b); > 35. tv.setText(vis.toString()); > 36. } > 37. } > 38. } > > package test.and; import android.app.Activity; import > android.os.Bundle; import android.view.View; import > android.widget.Button; import android.widget.EditText; import > android.widget.TextView; public class TestAppActiv extends Activity > { Button button1; EditText txtbox1,txtbox2; TextView tv; /** Called > when the activity is first created. */ @Override public void > onCreate(Bundle savedInstanceState) > { super.onCreate(savedInstanceState); setContentView(R.layout.main); > txtbox1= (EditText) findViewById(R.id.txtbox1); button1 = (Button) > findViewById(R.id.button1); tv = (TextView) findViewById(R.id.lbl1); > txtbox2= (EditText) findViewById(R.id.txtbox2); > button1.setOnClickListener(new Clicker()); } class Clicker implements > Button.OnClickListener { public void onClick(View v) { String a,b; > Integer vis; a = txtbox1.getText().toString(); b = > txtbox2.getText().toString(); vis = Integer.parseInt(a) > +Integer.parseInt(b); tv.setText(vis.toString()); } } } > And, also main.xml file, which reflect contains xml representation of > display window : > main.xml : > view plaincopy to clipboardprint? > > 1. <?xml version="1.0" encoding="utf-8"?> > 2. <AbsoluteLayout > 3. android:id="@+id/widget35" > 4. android:layout_width="fill_parent" > 5. android:layout_height="fill_parent" > 6. xmlns:android="http://schemas.android.com/apk/res/android"; > 7. > > 8. <EditText > 9. android:id="@+id/txtbox1" > 10. android:layout_width="145px" > 11. android:layout_height="40px" > 12. android:text="EditText" > 13. android:textSize="18sp" > 14. android:layout_x="75px" > 15. android:layout_y="54px" > 16. > > 17. </EditText> > 18. <EditText > 19. android:id="@+id/txtbox2" > 20. android:layout_width="144px" > 21. android:layout_height="40px" > 22. android:text="EditText" > 23. android:textSize="18sp" > 24. android:layout_x="75px" > 25. android:layout_y="109px" > 26. > > 27. </EditText> > 28. <Button > 29. android:id="@+id/button1" > 30. android:layout_width="106px" > 31. android:layout_height="36px" > 32. android:text="Button" > 33. android:layout_x="88px" > 34. android:layout_y="224px" > 35. > > 36. </Button> > 37. <TextView > 38. android:id="@+id/lbl1" > 39. android:layout_width="141px" > 40. android:layout_height="wrap_content" > 41. android:text="TextView" > 42. android:layout_x="76px" > 43. android:layout_y="166px" > 44. > > 45. </TextView> > 46. </AbsoluteLayout> > > <?xml version="1.0" encoding="utf-8"?> <AbsoluteLayout android:id="@ > +id/widget35" android:layout_width="fill_parent" > android:layout_height="fill_parent" xmlns:android="http:// > schemas.android.com/apk/res/android" > <EditText android:id="@+id/ > txtbox1" android:layout_width="145px" android:layout_height="40px" > android:text="EditText" android:textSize="18sp" > android:layout_x="75px" android:layout_y="54px" > </EditText> > <EditText android:id="@+id/txtbox2" android:layout_width="144px" > android:layout_height="40px" android:text="EditText" > android:textSize="18sp" android:layout_x="75px" > android:layout_y="109px" > </EditText> <Button android:id="@+id/ > button1" android:layout_width="106px" android:layout_height="36px" > android:text="Button" android:layout_x="88px" android:layout_y="224px" >> </Button> <TextView android:id="@+id/lbl1" > android:layout_width="141px" android:layout_height="wrap_content" > android:text="TextView" android:layout_x="76px" > android:layout_y="166px" > </TextView> </AbsoluteLayout> > > then, strings.xml : > view plaincopy to clipboardprint? > > 1. <?xml version="1.0" encoding="utf-8"?> > 2. <resources> > 3. <string name="hello">Hello World, TestAppActiv!</string> > 4. <string name="app_name">TestApp</string> > 5. </resources> > > <?xml version="1.0" encoding="utf-8"?> <resources> <string > name="hello">Hello World, TestAppActiv!</string> <string > name="app_name">TestApp</string> </resources> > > AndroidManifest.xml : > > view plaincopy to clipboardprint? > > 1. <?xml version="1.0" encoding="utf-8"?> > 2. <manifest xmlns:android="http://schemas.android.com/apk/res/ > android" > 3. package="test.and" > 4. android:versionCode="1" > 5. android:versionName="1.0"> > 6. <application android:icon="@drawable/icon" > android:label="@string/app_name"> > 7. <activity android:name=".TestAppActiv" > 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. > 15. </application> > 16. > 17. > 18. </manifest> > > <?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http:// > schemas.android.com/apk/res/android" package="test.and" > android:versionCode="1" android:versionName="1.0"> <application > android:icon="@drawable/icon" android:label="@string/app_name"> > <activity android:name=".TestAppActiv" android:label="@string/ > app_name"> <intent-filter> <action > android:name="android.intent.action.MAIN" /> <category > android:name="android.intent.category.LAUNCHER" /> </intent-filter> </ > activity> </application> </manifest> > > and default.properties file : > view plaincopy to clipboardprint? > > 1. # This file is automatically generated by Android Tools. > 2. # Do not modify this file -- YOUR CHANGES WILL BE ERASED! > 3. # > 4. # This file must be checked in Version Control Systems. > 5. # > 6. # To customize properties used by the Ant build system use, > 7. # "build.properties", and override values to adapt the script to > your > 8. # project structure. > 9. > 10. # Project target. > 11. target=android-3 > > # This file is automatically generated by Android Tools. # Do not > modify this file -- YOUR CHANGES WILL BE ERASED! # # This file must be > checked in Version Control Systems. # # To customize properties used > by the Ant build system use, # "build.properties", and override values > to adapt the script to your # project structure. # Project target. > target=android-3 > > Just as I said, I did install everything I needed (SDK, ADT plugin, > etc...), but it still wont work > I appreciate any help! > Thanks > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en -- Sergey Timoshin -- You received this message because you are subscribed to the Google Groups "Android Developers" group. 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