I found this thread: http://stackoverflow.com/questions/2216811/creating-dynamic-view-multiple-a-view-x-times-get-set-value-for-each-group
2011/6/3 Guilherme Lunhani <[email protected]> > Hi all, > > I'm trying to populate many different widgets (SeekBars and Buttons) > in a RelativeLayout with ArrayList objects, but when I run/debug > application, > LogCat give me errors; > > It is not the first time I face problems to populate Views with ArrayList > Is there a better option to make this? > > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): Not possible to set > UI > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): > java.lang.ClassCastException: android.widget.RelativeLayout > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): > atgml.android.mixdroid.MixDroidFadersActivity.onCreate(MixDroidFadersActivity.java:90) > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): at > android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047) > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): at > android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2459) > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): at > android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2512) > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): at > android.app.ActivityThread.access$2200(ActivityThread.java:119) > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): at > android.app.ActivityThread$H.handleMessage(ActivityThread.java:1863) > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): at > android.os.Handler.dispatchMessage(Handler.java:99) > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): at > android.os.Looper.loop(Looper.java:123) > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): at > android.app.ActivityThread.main(ActivityThread.java:4363) > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): at > java.lang.reflect.Method.invokeNative(Native Method) > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): at > java.lang.reflect.Method.invoke(Method.java:521) > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): at > com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:860) > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): at > com.android.internal.os.ZygoteInit.main(ZygoteInit.java:618) > 06-03 18:36:49.026: ERROR/MixDroidFadersActivity(490): at > dalvik.system.NativeStart.main(Native Method) > > and the written code: > > @Override > public void onCreate(Bundle savedInstanceState) { > super.onCreate(savedInstanceState); > setContentView(R.layout.horizontal_fader_layout); > > > try { > surroundSeekBars = new ArrayList<SeekBar>(); > surroundTextViews = new ArrayList<TextView>(); > groupChannelsButtons = new ArrayList<Button>(); > groupRadioButtons = new ArrayList<RadioButton>(); > > groupChannelSeekBar = (SeekBar) > findViewById(R.id.seekBar_group_channel); > groupChannelTextView = (TextView) > findViewById(R.id.textView_group_channels); > mainVolumeSeekBar = (SeekBar) > findViewById(R.id.seekBar_mainVolume); > mainVolumeTextView = (TextView) > findViewById(R.id.textView_mainVolume); > > for(int id: R_RESOURCES_SURROUND_SEEKBAR){ > surroundSeekBars.add((SeekBar) findViewById(id)); > } > for (int id : R_RESOURCES_GROUP_CHANNEL_BUTTONS) { > groupChannelsButtons.add((Button) findViewById(id)); > } > for (int id : R_RESOURCES_GROUP_CHANNEL_RADIOBUTTONS) { > groupRadioButtons.add((RadioButton) findViewById(id)); > } > } catch (Throwable t) { > // TODO Auto-generated catch block > Log.e(TAG, "Not possible to set UI", t); > } > } > > Thanks for any help! > -- -- GUILHERME -- 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
