The problem is resolved !
I implement onClickListener() on each RadioButton and it works well.
Thanks, thanks.
On Wed, Apr 2, 2008 at 8:12 PM, LE THANH TUNG <[EMAIL PROTECTED]>
wrote:
> Hi !
>
> The problem is I don't success to take the variable from other classes. I
> did like this :
>
> In Cau_1_grammar.java :
> private RadioButton a;
> private RadioButton b;
> private RadioButton c;
> private RadioButton d;
> static char Cau_1_Answer;
>
>
> public static char getCau_1_Answer() {
> return Cau_1_Answer;
> }
> public static void setCau_1_Answer(char cau_1_Answer) {
> Cau_1_Answer = cau_1_Answer;
> }
> @Override
> protected void onCreate(Bundle icicle)
> {
> super.onCreate(icicle);
>
> setContentView(R.layout.cau_1_grammar);
> a = (RadioButton)this.findViewById(R.id.cau_1_a_grammar);
> b = (RadioButton)this.findViewById(R.id.cau_1_b_grammar);
> c = (RadioButton)this.findViewById(R.id.cau_1_c_grammar);
> d = (RadioButton)this.findViewById(R.id.cau_1_d_grammar);
> if (a.isChecked()) {this.setCau_1_Answer('a');}
> if (b.isChecked()) {this.setCau_1_Answer('b');}
> if (c.isChecked()) {this.setCau_1_Answer('c');}
> if (d.isChecked()) {this.setCau_1_Answer('d');}
> ......
>
> In Resume_grammar.java :
>
> char[] AnswerList = new char[10];
> ....
> AnswerList[0] = Cau_1_grammar.getCau_1_Answer();
>
> The AnswerList[0] doesn't take a,b,c or d but nothing if I use
>
> AnswerTextView[1].setText(Character.toString(AnswerList[1]));
>
> and 0 if I use AnswerTextView[1].setText(Integer.toString(AnswerList[1]));
>
> I am ok with Android part but not java, please help. Thank you !
>
> Dan, Megha.., could you help me ?
>
> Tung.
>
>
>
> On Wed, Apr 2, 2008 at 7:27 PM, LE THANH TUNG <[EMAIL PROTECTED]>
> wrote:
>
> > Thank you,Geoffrey !
> >
> > Exactly, I change to
> >
> > AnswerTextView[0] = (TextView)findViewById(R.id.cau_1_answer_grammar);
> >
> > it works well.
> >
> > But all my AnswerList displays 0 while I set all *char*, please see
> > brief code, I think the last instruction has problem, but don't know how to
> > fix :
> >
> > char[] AnswerList = new char[10];
> >
> > protected void onCreate(Bundle icicle){
> > super.onCreate(icicle);
> > setContentView(R.layout.result_grammar);
> > setAnswerList();
> > setAnswerListTextView();
> > }
> > private void setAnswerList() {
> >
> > //assign AnswerList[10]
> >
> > AnswerList[0] = Cau_1_grammar.getCau_1_Answer();
> > AnswerList[1] = Cau_2_grammar.getCau_2_Answer();
> > AnswerList[2] = Cau_3_grammar.getCau_3_Answer();
> > AnswerList[3] = Cau_4_grammar.getCau_4_Answer();
> > AnswerList[4] = Cau_5_grammar.getCau_5_Answer();
> > AnswerList[5] = Cau_6_grammar.getCau_6_Answer();
> > AnswerList[6] = Cau_7_grammar.getCau_7_Answer();
> > AnswerList[7] = Cau_8_grammar.getCau_8_Answer();
> > AnswerList[8] = Cau_9_grammar.getCau_9_Answer();
> > AnswerList[9] = Cau_10_grammar.getCau_10_Answer();
> > }
> > protected void setAnswerListTextView() {
> > // Identify TextView on "Your answer:" column
> >
> >
> > AnswerTextView[0]=(TextView)this.findViewById(R.id.cau_1_answer_grammar);
> >
> > AnswerTextView[1]=(TextView)this.findViewById(R.id.cau_2_answer_grammar);
> >
> > AnswerTextView[2]=(TextView)this.findViewById(R.id.cau_3_answer_grammar);
> >
> > AnswerTextView[3]=(TextView)this.findViewById(R.id.cau_4_answer_grammar);
> >
> > AnswerTextView[4]=(TextView)this.findViewById(R.id.cau_5_answer_grammar);
> >
> > AnswerTextView[5]=(TextView)this.findViewById(R.id.cau_6_answer_grammar);
> >
> > AnswerTextView[6]=(TextView)this.findViewById(R.id.cau_7_answer_grammar);
> >
> > AnswerTextView[7]=(TextView)this.findViewById(R.id.cau_8_answer_grammar);
> >
> > AnswerTextView[8]=(TextView)this.findViewById(R.id.cau_9_answer_grammar);
> >
> > AnswerTextView[9]=(TextView)this.findViewById(R.id.cau_10_answer_grammar);
> >
> > // Display answer in "Your answer:" column
> > for(int i=0;i<=9;i++){
> > AnswerTextView[i].setText(Integer.toString(AnswerList[i]));//
> > *Does this drive all char to 0*
> >
> > }
> > }
> >
> >
> >
> >
> >
> >
> > On Wed, Apr 2, 2008 at 3:53 AM, Geoffrey <[EMAIL PROTECTED]>
> > wrote:
> >
> > >
> > > Not sure if my last message came through. But I think the problem you
> > > have is as follows...
> > >
> > > change
> > >
> > > AnswerTextView[0].findViewById(R.id.cau_1_answer_grammar);
> > >
> > > to
> > >
> > > AnswerTextView[0] = findViewById(R.id.cau_1_answer_grammar);
> > >
> > >
> > > ..Geoffrey
> > >
> > >
> > > On Apr 1, 1:27 pm, "LE THANH TUNG" <[EMAIL PROTECTED]> wrote:
> > > > I have run many times. It's a long and complicated code with no
> > > error on
> > > > eclipse editor. But the result is null pointer exception. I have
> > > tried but
> > > > not found the exact error. I just doubt if these method is right
> > > with
> > > > Android library.
> > > >
> > > > Thanks.
> > > >
> > > >
> > > >
> > > > On Wed, Apr 2, 2008 at 3:14 AM, tim jones <[EMAIL PROTECTED]> wrote:
> > > >
> > > > > Why can't you run it yourself to see if it has problems, then ask
> > > us
> > > > > why it is not working properly?
> > > >
> > > > > On Tue, Apr 1, 2008 at 2:50 PM, LE THANH TUNG <
> > > [EMAIL PROTECTED]>
> > > > > wrote:
> > > > > > Does my following short code have problem ?
> > > >
> > > > > > TextView[] AnswerTextView = new TextView[10];
> > > >
> > > > > > protected void onCreate(Bundle icicle) {
> > > >
> > > > > > ....
> > > > > >
> > > AnswerTextView[0].findViewById(R.id.cau_1_answer_grammar);
> > > > > > ....
> > > > > >
> > > AnswerTextView[9].findViewById(R.id.cau_10_answer_grammar);
> > > > > > setAnswerListTextView()
> > > >
> > > > > > }
> > > > > > protected void setAnswerListTextView() {
> > > >
> > > > > > // Display answer in "Your answer:" column
> > > >
> > > > > > for(int i=0;i<=9;i++){
> > > > > > AnswerTextView[i].setText(AnswerList[i]); //is it
> > > possible ?
> > > >
> > > > > > }
> > > > > > }
> > > >
> > > > > > Please correct if any, thanks !
> > > >
> > > > > > --
> > > > > > Many thanks and regards
> > > > > > LÊ THANH TÙNG
> > > > > > Da Nang, Vietnam
> > > >
> > > > --
> > > > Many thanks and regards
> > > > LÊ THANH TÙNG
> > > > Da Nang, Vietnam
> > > > > >
> > >
> >
> >
> > --
> > Many thanks and regards
> > LÊ THANH TÙNG
> > Da Nang, Vietnam
> >
>
>
>
> --
> Many thanks and regards
> LÊ THANH TÙNG
> Da Nang, Vietnam
>
--
Many thanks and regards
LÊ THANH TÙNG
Da Nang, Vietnam
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