Hi, Do the setContentView before the findViewById of your different elements. What is the error message/ error exception raised? NullPointerException?
I don't know why you talk about listview in the title of your message because it seems you don't have any listview in your layout. On Oct 4, 11:59 am, ravi sharma <rs22...@gmail.com> wrote: > my layout is > > <LinearLayout xmlns:android="http://schemas.android.com/apk/res/ > android" > android:layout_width="fill_parent" > android:layout_height="wrap_content" > android:orientation="horizontal" > android:id="@+id/country_List" > > > > <TextView android:id="@+id/year" > android:layout_width="wrap_content" > android:layout_height="wrap_content" > android:textColor="#ff000099" > android:background="#ffffff80" > android:padding="10dp" > android:textSize="16sp" > android:text="1964"/> > > <TextView android:id="@+id/country" > android:layout_width="fill_parent" > android:layout_height="fill_parent" > android:textColor="#ffffff80" > android:background="#ff000099" > android:padding="10dp" > android:textSize="16sp" > android:text="Sweden"/> > </LinearLayout> > > and i want to change the color dynamically > > but applicaiton always crashes down > > public View mainListLayout; > > private TextView txtcountry ; > private TextView txtyear ; > > @Override > public void onCreate(Bundle savedInstanceState) { > super.onCreate(savedInstanceState); > > txtcountry = (TextView)findViewById(R.id.country); > txtyear = (TextView)findViewById(R.id.year); > mainListLayout = findViewById(R.id.country_List); > System.out.println("COlors are " + colStr); > > mainListLayout.setBackgroundColor(Color.BLUE); > > txtcountry.setTextColor(-16711936); > txtyear.setTextColor(0xff00ff00); > > Typeface ty = Typeface.create(fontStr, 0); > txtcountry.setTypeface(ty); > txtyear.setTypeface(ty); -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en