Thanks again,
It's working now.
On Jan 8, 7:18 pm, TreKing <treking...@gmail.com> wrote:
> The view you're trying to get the text from resides in the dialog, not the
> activity layout.
> In your click listener, call findViewByID on the dialog you get in the
> arguments, not the activity itself.
> Something like this.
>
> // ... snip ...
> public void onClick(DialogInterface dialog, int whichButton)
> {
> AlertDialog ad = (AlertDialog) dialog;
> EditText valueText = (EditText) ad.findViewById(R.id.viewText);
> getvalue(valueText );
>
> }
> })
>
> -------------------------------------------------------------------------------------------------
> TreKing - Chicago transit tracking app for Android-powered
> deviceshttp://sites.google.com/site/rezmobileapps/treking
>
> On Thu, Jan 7, 2010 at 10:27 PM, mapper <sai.vaiku...@gmail.com> wrote:
> > Hi Treking,
> > I have tried as you have suggested but not able to get the value.
> > May be i missing something.
> > Here is my code:
>
> > public class GetDialog extends Activity
> > {
>
> > public void onCreate(Bundle savedInstanceState)
> > {
> > super.onCreate(savedInstanceState);
> > setContentView(R.layout.main);
>
> > Button valueButton = (Button) findViewById(R.id.viewButton);
> > valueButton.setOnClickListener(new OnClickListener() {
> > public void onClick(View v) {
> > showDialog(0);
> > }
> > });
>
> > }
>
> > protected Dialog onCreateDialog(int id) {
>
> > LayoutInflater factory = LayoutInflater.from(this);
> > final View textEntryView = factory.inflate
> > (R.layout.viewlayout, null);
>
> > return new AlertDialog.Builder(this)
> > .setIcon(R.drawable.view)
> > .setTitle("Enter Value")
> > .setView(textEntryView)
> > .setPositiveButton("OK", new
> > DialogInterface.OnClickListener() {
> > public void onClick(DialogInterface dialog, int
> > whichButton) {
> > EditText valueText = (EditText) findViewById
> > (R.id.viewText);
> > getvalue(valueText );
> > }
> > })
> > .setNegativeButton("Cancel", new
> > DialogInterface.OnClickListener() {
> > public void onClick(DialogInterface dialog, int
> > whichButton) {
>
> > }
> > })
> > .create();
>
> > }
>
> > void getvalue(EditText val)
> > {
> > try{
> > String value= val.getText().toString();
> > Log.i("Value ",value);
> > }catch(Exception e){
> > Log.i("Error", e.toString() );
> > }
> > }
>
> > }
>
> > It gives me error as: Java.lang.NullPointerException
>
> > please suggest.
>
> > Thanks
>
> > On Jan 5, 11:45 pm, TreKing <treking...@gmail.com> wrote:
> > > Another (simpler) option:
> > > - Add a click listener to you dialog
> > > - When it fires, get the EditText from the dialog (it's passed in as a
> > > parameter to the listener)
> > > - Get the text from the EditText object and pass it to the TextView
> > (which I
> > > assume you have / can get a reference to) since it's in the same
> > actitivty
> > > - Profit
>
> > -------------------------------------------------------------------------------------------------
> > > TreKing - Chicago transit tracking app for Android-powered deviceshttp://
> > sites.google.com/site/rezmobileapps/treking
>
> > > On Tue, Jan 5, 2010 at 1:10 AM, Lenea <danmo...@gmail.com> wrote:
> > > > I've got it done. I just created a new class and set the Theme to
> > > > @android:style/Theme.Dialog, then i created an intent and called
> > > > startActivityForResult() and
> > > > passed the parameters through Bundle. hope this helps others with the
> > > > same problem as me
>
> > > > Cheers,
> > > > Lenea
>
> > > > On Jan 5, 8:48 am, Kevin Duffey <andjar...@gmail.com> wrote:
> > > > > If the dialog you open is to return a value, I forget the call..
> > still
> > > > > learning myself.. I think it's like onWaitForDialog or something. You
> > can
> > > > > have it return a response to the activity that displayed it, which
> > would
> > > > > probably be the same activity you want to update the textview with.
> > Just
> > > > > update the textview, possibly in a thread to update the UI with the
> > > > > response.
>
> > > > > On Mon, Jan 4, 2010 at 10:29 PM, Justin Anderson <
> > > > janderson....@gmail.com>wrote:
>
> > > > > > There are several methods available for dealing with dialogs within
> > an
> > > > > > activity... Have a look at onCreateDialog(), onPrepareDialog(),
> > > > > > showDialog(), and removeDialog():
>
> >http://developer.android.com/reference/android/app/Activity.html#onCr.
> > > > ..
>
> > > > > > Thanks,
> > > > > > Justin
>
> > ----------------------------------------------------------------------
> > > > > > There are only 10 types of people in the world...
> > > > > > Those who know binary and those who don't.
>
> > ----------------------------------------------------------------------
>
> > > > > > On Sat, Jan 2, 2010 at 6:55 AM, Lenea <danmo...@gmail.com> wrote:
>
> > > > > >> Hello, everyone.
> > > > > >> I've got an application in which a button triggers a custom
> > dialog.
> > > > > >> In the custom dialog i have an EditText.
> > > > > >> I want to collect data from the EditText and set the text of a
> > > > > >> TextView to that data.
> > > > > >> The problem is, the TextView is located in my main Activity(the
> > one
> > > > > >> which triggered the custom dialog)
> > > > > >> How do I do that?
>
> > > > > >> Cheers,
> > > > > >> Lenea
>
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