please paste the stack trace to help figure out the root cause
On Jun 27, 4:06 am, Billsen <[EMAIL PROTECTED]> wrote:
> Hi,
>
> I am a new comer to Android and need a help. Here is my question? How
> to get to a new activity by clicking a button.
> What is what I did.
>
> In class CompantMenu, I have code like this
>
> .........
> .........
> listButton.setOnClickListener(new View.OnClickListener() {
> public void onClick(View view) {
> listCompany();
>
> }
> });
>
> .........
> .........
> public void listCompany(){
> Intent i = new Intent(this,ListCompany.class);
> startActivity(i);
> }
>
> In class ListCompany, I have code like this,
>
> public void onCreate(Bundle icicle) {
> super.onCreate(icicle);
> setContentView(R.layout.list_company);
> }
>
> Node:list_company.xml is availabe and classes ListCompany CompantMenu
> are in AndroidManifest.xml.
>
> When I lick listButton, I did not get page defined by list_company,
> instead, I got java.long.NullPointerException.
>
> How solve this issue?
>
> Thanks
>
> Billsen
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