I get a NullPointer Exception when I use the Debug tool. So you're saying that I haven't successfully read the View probably? Ok...that's a great starting point.
On Mar 21, 5:55 am, Tseng <[email protected]> wrote: > An error message would be helpful.... Otherwise it's hard to help you, > other than "guessing" what could be the reasons for it. > > Maybe you haven't set the ID correctly, using a wrong ID (which > doesn't even exist in the XML Layout file) or you're using > setContentView/setView after you have using "findViewById". This could > throw up a NullPointer Exception when you try to access (because > findViewById returns 0 if no layout has been set or the View with this > ID was not found). > > On Mar 20, 9:00 pm, Lovedumplingx <[email protected]> wrote: > > > That's what I thought too but I crash the task every time the activity > > that contains this code is started: > > >EditTextuserText = (EditText) findViewById(R.id.userText); > > userText.setText(userParam); > > > This is the basic way I thought to have the value set but it crashes > > every time. > > > On Mar 19, 10:53 pm, Isaac Waller <[email protected]> wrote: > > > > A String _is_ a CharSequence. There is no need for a cast. > > > > On Mar 19, 3:35 pm, Will <[email protected]> wrote: > > > > > Cast the String to a CharSequence. > > > > > String x = "foo"; > > > >EditTextET; > > > > ET.setText((CharSequence) x); > > > > > On Mar 19, 10:43 am, Lovedumplingx <[email protected]> wrote: > > > > > > Ok...so I've scoured and scoured and played and fiddled but I can't > > > > > figure it out. > > > > > > I want to allow the user to set preferences for an application and I > > > > > want the preferences to be displayed in theEditTextarea if/when they > > > > > come back to change them again. > > > > > > In my head I'm thinking I would be able to use setText() but no...that > > > > > takes a CharSequence and I have a string and don't know how to make a > > > > > CharSequence (which according to what I've read is supposed to be a > > > > > read-only thing anyway). > > > > > > So...does anyone know how to put text into anEditTextfield without > > > > > relying on the XML? I really want to do this via application > > > > > preferences. > > > > > > Thanks.- Hide quoted text - > > > - Show quoted text - --~--~---------~--~----~------------~-------~--~----~ 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] For more options, visit this group at http://groups.google.com/group/android-beginners?hl=en -~----------~----~----~----~------~----~------~--~---
