I have tried doing the EditTexts programatically in a loop. No luck. Still gives me the same problem. I am having a hard time trying to figure out what the exact problem is. I am new to the eclipse IDE and the android programming.
On Jan 9, 12:31 am, TreKing <[email protected]> wrote: > > Now when I try to do a simple getText() method on textArray[][], it > > gives me a runtime error but setText() method works fine on textArray[] > > [] > > What's the error? Are you checking for null? > > Also, are you seriously defining 81 objects in your layout and then finding > each one by ID? > Why don't you generate your EditTexts programmatically in a double loop? > > --------------------------------------------------------------------------- > ---------------------- > TreKing - Chicago transit tracking app for Android-powered > deviceshttp://sites.google.com/site/rezmobileapps/treking > > > > On Fri, Jan 8, 2010 at 11:08 AM, zosq <[email protected]> wrote: > > I am simple sudoku app. My main.xml has 81 EditText and 2 buttons as > > shown below. > > > <?xml version="1.0" encoding="utf-8"?> > > > <RelativeLayout > > xmlns:android="http://schemas.android.com/apk/res/android"; > > android:layout_width="fill_parent" > > android:layout_height="wrap_content" > > android:background="@color/activity_background"> > > <EditText > > android:id="@+id/text1" > > android:layout_width="33dip" > > android:layout_height="33dip" > > android:background="@color/textBox_background" > > android:layout_marginBottom="2dip" > > android:layout_marginRight="2dip" > > android:layout_marginLeft="2dip" > > android:maxLength="1" > > android:textColor="@color/textBox_color" > > android:numeric="integer" > > android:paddingLeft="11dip" > > android:selectAllOnFocus="true" /> > > <EditText > > android:id="@+id/text2" > > android:layout_width="33dip" > > android:layout_height="33dip" > > android:background="@color/textBox_background" > > android:layout_marginBottom="2dip" > > android:layout_marginRight="2dip" > > android:maxLength="1" > > android:textColor="@color/textBox_color" > > android:numeric="integer" > > android:paddingLeft="11dip" > > android:layout_toRightOf="@id/text1" > > android:layout_alignTop="@id/text1" > > android:selectAllOnFocus="true" /> > > <EditText > > android:id="@+id/text3" > > android:layout_width="33dip" > > android:layout_height="33dip" > > android:background="@color/textBox_background" > > android:layout_marginBottom="2dip" > > android:layout_marginRight="4dip" > > android:maxLength="1" > > android:textColor="@color/textBox_color" > > android:numeric="integer" > > android:paddingLeft="11dip" > > android:layout_toRightOf="@id/text2" > > android:layout_alignTop="@id/text1" > > android:selectAllOnFocus="true" /> > > <EditText > > android:id="@+id/text4" > > android:layout_width="33dip" > > android:layout_height="33dip" > > android:background="@color/textBox_background" > > android:layout_marginBottom="2dip" > > android:layout_marginRight="2dip" > > android:maxLength="1" > > android:textColor="@color/textBox_color" > > android:numeric="integer" > > android:paddingLeft="11dip" > > android:layout_toRightOf="@id/text3" > > android:layout_alignTop="@id/text1" > > android:selectAllOnFocus="true" /> > > <EditText > > android:id="@+id/text5" > > android:layout_width="33dip" > > android:layout_height="33dip" > > android:background="@color/textBox_background" > > android:layout_marginBottom="2dip" > > android:layout_marginRight="2dip" > > android:maxLength="1" > > android:textColor="@color/textBox_color" > > android:numeric="integer" > > android:paddingLeft="11dip" > > android:layout_toRightOf="@id/text4" > > android:layout_alignTop="@id/text1" > > android:selectAllOnFocus="true" /> > > <EditText > > android:id="@+id/text6" > > android:layout_width="33dip" > > android:layout_height="33dip" > > android:background="@color/textBox_background" > > android:layout_marginBottom="2dip" > > android:layout_marginRight="4dip" > > android:maxLength="1" > > android:textColor="@color/textBox_color" > > android:numeric="integer" > > android:paddingLeft="11dip" > > android:layout_toRightOf="@id/text5" > > android:layout_alignTop="@id/text1" > > android:selectAllOnFocus="true" /> > > <EditText > > android:id="@+id/text7" > > android:layout_width="33dip" > > android:layout_height="33dip" > > android:background="@color/textBox_background" > > android:layout_marginBottom="2dip" > > android:layout_marginRight="2dip" > > android:maxLength="1" > > android:textColor="@color/textBox_color" > > android:numeric="integer" > > android:paddingLeft="11dip" > > android:layout_toRightOf="@id/text6" > > android:layout_alignTop="@id/text1" > > android:selectAllOnFocus="true" /> > > > .... > > .... > > .... > > .... > > .... > > > <EditText > > android:id="@+id/text80" > > android:layout_width="33dip" > > android:layout_height="33dip" > > android:background="@color/textBox_background" > > android:layout_marginBottom="2dip" > > android:layout_marginRight="2dip" > > android:maxLength="1" > > android:textColor="@color/textBox_color" > > android:numeric="integer" > > android:paddingLeft="11dip" > > android:layout_toRightOf="@id/text79" > > android:layout_alignTop="@id/text73" > > android:selectAllOnFocus="true" /> > > <EditText > > android:id="@+id/text81" > > android:layout_width="33dip" > > android:layout_height="33dip" > > android:background="@color/textBox_background" > > android:layout_marginBottom="2dip" > > android:maxLength="1" > > android:textColor="@color/textBox_color" > > android:numeric="integer" > > android:paddingLeft="11dip" > > android:layout_toRightOf="@id/text80" > > android:layout_alignTop="@id/text73" > > android:selectAllOnFocus="true" /> > > <Button > > android:id="@+id/solveButton" > > android:layout_width="wrap_content" > > android:layout_height="wrap_content" > > android:layout_below="@id/text73" > > android:layout_alignParentRight="true" > > android:layout_marginTop="10dip" > > android:text="Solve" /> > > <Button > > android:id="@+id/resetButton" > > android:layout_width="wrap_content" > > android:layout_height="wrap_content" > > android:layout_toLeftOf="@id/solveButton" > > android:layout_alignTop="@id/solveButton" > > android:text="Reset" /> > > </RelativeLayout> > > > In my activity class, I have grouped all these 81 EditTexts into one 2- > > dimensional array as shown below. > > > EditText[][] textArray = new EditText[9][9]; > > > textArray[0][0] = (EditText)findViewById(R.id.text1); > > textArray[0][1] = (EditText)findViewById(R.id.text2); > > textArray[0][2] = (EditText)findViewById(R.id.text3); > > textArray[0][3] = (EditText)findViewById(R.id.text4); > > textArray[0][4] = (EditText)findViewById(R.id.text5); > > textArray[0][5] = (EditText)findViewById(R.id.text6); > > textArray[0][6] = (EditText)findViewById(R.id.text7); > > textArray[0][7] = (EditText)findViewById(R.id.text8); > > textArray[0][8] = (EditText)findViewById(R.id.text9); > > textArray[1][0] = (EditText)findViewById(R.id.text10); > > textArray[1][1] = (EditText)findViewById(R.id.text11); > > textArray[1][2] = (EditText)findViewById(R.id.text12); > > textArray[1][3] = (EditText)findViewById(R.id.text13); > > > ... > > ... > > ... > > > textArray[8][8] = (EditText)findViewById(R.id.text81); > > > Now when I try to do a simple getText() method on textArray[][], it > > gives me a runtime error but setText() method works fine on textArray[] > > [] > > > textArray[i][j].getText().toString() > > > Please help me find out what I am doing wrong or what I need to > > change. Thank you in advance. > > > -- > > 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]<android-developers%2Bunsubs > > [email protected]> > > For more options, visit this group at > >http://groups.google.com/group/android-developers?hl=en
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