Aha! It works!
Thanks a lot. Jason Tai On Apr 7, 2:49 am, "Dan U." <[EMAIL PROTECTED]> wrote: > Your layout file is in m3 > format.http://code.google.com/android/migrating/m3-to-m5/m5-api-changes.html > > On Apr 6, 6:05 am, Jason Tai <[EMAIL PROTECTED]> wrote: > > > Hi, > > > Keep getting > > "Unable to start > > activity...ComponentInfo{...}java.lang.NullPointerException" > > error. > > > Tried couple of basic examples from web, same problem: > > > Actual Code: > > > public void onCreate(Bundle icicle) > > { > > super.onCreate(icicle); > > > setContentView(R.layout.enter_device_name); > > > final Button button = (Button) findViewById(R.id.okButt); > > > // > > *********************************************************************************** > > // If I remove the bottom statement, I can see the UI display; a > > textedit and a abutton. > > // The line below causes the crash. > > // > > *********************************************************************************** > > button.setOnClickListener( > > new Button.OnClickListener() > > { > > public void onClick(View v) > > { > > } > > } > > ); > > > } > > > XML: > > <?xml version="1.0" encoding="utf-8"?> > > <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/ > > android" android:layout_width="fill_parent" > > android:layout_height="fill_parent" > > android:background="#FFFEE9" android:padding="10px"> > > > <TextView id="@+id/nameLab" > > android:layout_width="fill_parent" > > android:layout_height="wrap_content" > > android:text="Type your name"/> > > > <EditText id="@+id/yourName" > > android:layout_width="fill_parent" > > android:layout_height="wrap_content" > > android:layout_below="@id/nameLab"/> > > > <Button id="@+id/okButt" > > android:layout_width="wrap_content" > > android:layout_height="wrap_content" > > android:layout_alignParentRight="true" > > android:layout_marginLeft="10px" > > android:text="OK" > > android:layout_below="@id/yourName"/> > > > </RelativeLayout> > > > SDK: m5. Emulator using HVGA-P. > > > Also tried to use a dialog box. Also crashes when I call > > setOnClickListener. > > > BTW, the 'okButt' button always display on top of the 'yourName' edit > > box, isn't it suppose to be > > 'layout_below'? Other XML that I copied from some example exibit the > > same behavior. Any clue? > > > Cheers... > > > Jason Tai --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Android Beginners" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] Announcing the new M5 SDK! http://android-developers.blogspot.com/2008/02/android-sdk-m5-rc14-now-available.html For more options, visit this group at http://groups.google.com/group/android-beginners?hl=en -~----------~----~----~----~------~----~------~--~---
