私は少し立ち往生しています。まず、スクリーンショットを投稿してから質問します。
いくつかの楕円がチェックされていることがわかります。私がしたことは、2 セットの画像を維持することでした。ユーザーがクリックすると、白い画像が黒くなります。
今、私はこの解答用紙から答えを集める必要があり、その方法を知りたい. というメソッドを試しましたgetImageResource()
が、存在しません。どうすればいいのか教えてください。
コード:
public class QuizActivity extends Activity implements OnClickListener {
/** Called when the activity is first created. */
RelativeLayout r2;
// Global variable(s)
int[][] quizData; // Storing the quiz specifications in an integer array
int[][] questionImages = {
{ R.drawable.a, R.drawable.b, R.drawable.c, R.drawable.d,
R.drawable.e, R.drawable.f, R.drawable.g, R.drawable.h,
R.drawable.i, R.drawable.j },
{ R.drawable.a_checked, R.drawable.b_checked, R.drawable.c_checked,
R.drawable.d_checked, R.drawable.e_checked,
R.drawable.f_checked, R.drawable.g_checked,
R.drawable.h_checked, R.drawable.i_checked,
R.drawable.j_checked },
{ R.drawable.zero, R.drawable.one, R.drawable.two,
R.drawable.three, R.drawable.four, R.drawable.five,
R.drawable.six, R.drawable.seven, R.drawable.eight,
R.drawable.nine, R.drawable.decimal },
{ R.drawable.zero_checked, R.drawable.one_checked,
R.drawable.two_checked, R.drawable.three_checked,
R.drawable.four_checked, R.drawable.five_checked,
R.drawable.six_checked, R.drawable.seven_checked,
R.drawable.eight_checked, R.drawable.nine_checked,
R.drawable.decimal_checked } };
// End
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
// Beginning of variable declarations
ScrollView s1 = new ScrollView(this);
RelativeLayout r1 = new RelativeLayout(this);
r2 = r1;
File quizSpecs = new File("mnt/sdcard/teacher_1.csv"); // Read the file
BufferedReader csvReader = null;
String line = ""; // Storing each line in a string
StringTokenizer currentLine = null;
int noOfQuestions = 0; // Number of questions in the quiz
int time = 0; // Duration of the quiz
int i = 0, j = 0, k = 0; // Loop variables
int previd = 0;
// End of variable declarations
try {
csvReader = new BufferedReader(new FileReader(quizSpecs));
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
try {
line = csvReader.readLine();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
currentLine = new StringTokenizer(line, ",");
noOfQuestions = Integer.parseInt(currentLine.nextToken());
time = Integer.parseInt(currentLine.nextToken());
// System.out.println(noOfQuestions + " " + time);
while (currentLine.hasMoreTokens()) {
currentLine.nextToken();
}
quizData = new int[noOfQuestions][6];
for (i = 0; i < noOfQuestions; i++) {
try {
line = csvReader.readLine();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
currentLine = new StringTokenizer(line, ",");
for (j = 0; j < 6; j++) {
quizData[i][j] = Integer.parseInt(currentLine.nextToken());
// System.out.println(quizData[i][j]);
}
}
try {
csvReader.close();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
for (i = 0; i < noOfQuestions; i++) {
TextView questionNo = new TextView(this);
questionNo.setText(String.valueOf(i + 1));
questionNo.setId(1000 * (i + 1));
questionNo.setTextSize(18);
RelativeLayout.LayoutParams p1 = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT,
RelativeLayout.LayoutParams.WRAP_CONTENT);
p1.addRule(RelativeLayout.BELOW, previd);
previd = (1000 * (i + 1));
questionNo.setLayoutParams(p1);
r1.addView(questionNo, p1);
switch (quizData[i][1]) {
case 1:
case 2:
for (j = 0; j < quizData[i][2]; j++) {
ImageView option = new ImageView(this);
option.setImageResource(questionImages[0][j]);
option.setId((1000 * (i + 1)) + j + 1);
option.setOnClickListener(this);
/*
* if (j >= quizData[i][2]) {
* option.setVisibility(View.INVISIBLE);
* option.setEnabled(false); }
*/
RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT,
RelativeLayout.LayoutParams.WRAP_CONTENT);
params.addRule(RelativeLayout.BELOW, ((1000 * i) + 1));
params.addRule(RelativeLayout.RIGHT_OF,
((1000 * (i + 1)) + j));
previd = ((1000 * (i + 1)) + j);
option.setLayoutParams(params);
r1.addView(option, params);
}
break;
case 3:
for (j = 0; j < (quizData[i][3] == 0 ? quizData[i][2]
+ quizData[i][3] : quizData[i][2] + quizData[i][3] + 1); j++) {
for (k = 10; k > -1; k--) {
ImageView num = new ImageView(this);
num.setImageResource(questionImages[2][10 - k]);
num.setId((1000 * (i + 1)) + (100 * j) + k + 1);
num.setOnClickListener(this);
RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT,
RelativeLayout.LayoutParams.WRAP_CONTENT);
if (j == 0) {
params.addRule(RelativeLayout.RIGHT_OF,
(1000 * (i + 1)));
} else {
params.addRule(RelativeLayout.RIGHT_OF,
(1000 * (i + 1)) + (100 * (j - 1)) + k + 1);
}
if (k == 10) {
params.addRule(RelativeLayout.BELOW, (1000 * i) + 1);
} else {
params.addRule(RelativeLayout.BELOW,
((1000 * (i + 1)) + (100 * j) + k + 2));
}
num.setLayoutParams(params);
r1.addView(num, params);
}
}
previd = (1000 * (i + 1)) + 1;
break;
case 4:
case 5:
for (j = quizData[i][2] - 1; j > -1; j--) {
for (k = 0; k < quizData[i][3]; k++) {
ImageView match = new ImageView(this);
match.setImageResource(questionImages[0][k]);
match.setId((1000 * (i + 1)) + (100 * j) + k + 1);
match.setOnClickListener(this);
RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT,
RelativeLayout.LayoutParams.WRAP_CONTENT);
if (k == 0) {
params.addRule(RelativeLayout.RIGHT_OF,
(1000 * (i + 1)));
} else {
params.addRule(RelativeLayout.RIGHT_OF,
(1000 * (i + 1)) + (100 * j) + k);
}
if (j == quizData[i][2] - 1) {
params.addRule(RelativeLayout.BELOW, (1000 * i) + 1);
} else {
params.addRule(RelativeLayout.BELOW,
(1000 * (i + 1)) + (100 * (j + 1)) + k + 1);
}
match.setLayoutParams(params);
r1.addView(match, params);
}
}
previd = (1000 * (i + 1)) + 1;
break;
}
}
s1.addView(r1, new LayoutParams(LayoutParams.FILL_PARENT,
LayoutParams.FILL_PARENT));
this.setContentView(s1);
}
public void onClick(View v) {
// TODO Auto-generated method stub
// Beginning of variable declarations
int clickedButton = v.getId();
int questionNo = clickedButton / 1000; // Finding the question number
int i = 0; // Loop variable
int rowNo = (clickedButton / 100) % 10;
// System.out.println(questionNo);
// System.out.println(quizData[questionNo - 1][1]);
switch (quizData[questionNo - 1][1]) {
case 1:
for (i = 0; i < quizData[questionNo - 1][2]; i++) {
ImageView option = new ImageView(this);
option.setImageResource(questionImages[0][i]);
option.setId((1000 * questionNo) + i + 1);
option.setOnClickListener(this);
/*
* if (i >= quizData[questionNo - 1][2]) {
* option.setVisibility(View.INVISIBLE);
* option.setEnabled(false); }
*/
RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT,
RelativeLayout.LayoutParams.WRAP_CONTENT);
params.addRule(RelativeLayout.BELOW,
((1000 * (questionNo - 1)) + 1));
params.addRule(RelativeLayout.RIGHT_OF,
((1000 * questionNo) + i));
option.setLayoutParams(params);
r2.addView(option, params);
}
ImageView option = new ImageView(this);
option.setImageResource(questionImages[1][(clickedButton % 10) - 1]);
option.setId((1000 * questionNo) + (clickedButton % 10));
option.setOnClickListener(this);
RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT,
RelativeLayout.LayoutParams.WRAP_CONTENT);
params.addRule(RelativeLayout.BELOW,
((1000 * (questionNo - 1)) + 1));
params.addRule(RelativeLayout.RIGHT_OF, ((1000 * questionNo)
+ (clickedButton % 10) - 1));
option.setLayoutParams(params);
r2.addView(option, params);
break;
case 2:
ImageView checked = new ImageView(this);
checked.setImageResource(questionImages[1][(clickedButton % 10) - 1]);
checked.setId((1000 * questionNo) + (clickedButton % 10));
checked.setOnClickListener(this);
RelativeLayout.LayoutParams params_checked = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT,
RelativeLayout.LayoutParams.WRAP_CONTENT);
params_checked.addRule(RelativeLayout.BELOW,
((1000 * (questionNo - 1)) + 1));
params_checked.addRule(RelativeLayout.RIGHT_OF,
((1000 * questionNo) + (clickedButton % 10) - 1));
checked.setLayoutParams(params_checked);
r2.addView(checked, params_checked);
break;
case 3:
for (i = 10; i > -1; i--) {
ImageView num = new ImageView(this);
num.setImageResource(questionImages[2][10 - i]);
num.setId((1000 * questionNo) + (100 * rowNo) + i + 1);
num.setOnClickListener(this);
RelativeLayout.LayoutParams params_num = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT,
RelativeLayout.LayoutParams.WRAP_CONTENT);
if (rowNo == 0) {
params_num.addRule(RelativeLayout.RIGHT_OF,
(1000 * questionNo));
} else {
params_num.addRule(RelativeLayout.RIGHT_OF,
(1000 * questionNo) + (100 * (rowNo - 1)) + i + 1);
}
if (i == 10) {
params_num.addRule(RelativeLayout.BELOW,
(1000 * (questionNo - 1)) + 1);
} else {
params_num.addRule(RelativeLayout.BELOW,
((1000 * questionNo) + (100 * rowNo) + i + 2));
}
num.setLayoutParams(params_num);
r2.addView(num, params_num);
}
ImageView num = new ImageView(this);
num.setImageResource(questionImages[3][11 - (clickedButton % 100)]);
num.setId((1000 * questionNo) + (100 * rowNo)
+ (clickedButton % 100));
num.setOnClickListener(this);
RelativeLayout.LayoutParams params_num = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT,
RelativeLayout.LayoutParams.WRAP_CONTENT);
if (rowNo == 0) {
params_num
.addRule(RelativeLayout.RIGHT_OF, (1000 * questionNo));
} else {
params_num.addRule(RelativeLayout.RIGHT_OF, (1000 * questionNo)
+ (100 * (rowNo - 1)) + (clickedButton % 100));
}
if (((clickedButton % 100) - 1) == 10) {
params_num.addRule(RelativeLayout.BELOW,
(1000 * (questionNo - 1)) + 1);
} else {
params_num.addRule(RelativeLayout.BELOW, ((1000 * questionNo)
+ (100 * rowNo) + (clickedButton % 100) + 1));
}
num.setLayoutParams(params_num);
r2.addView(num, params_num);
break;
case 4:
for (i = 0; i < quizData[questionNo - 1][3]; i++) {
ImageView match = new ImageView(this);
match.setImageResource(questionImages[0][i]);
match.setId((1000 * questionNo) + (100 * rowNo) + i + 1);
match.setOnClickListener(this);
RelativeLayout.LayoutParams params_match = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT,
RelativeLayout.LayoutParams.WRAP_CONTENT);
if (i == 0) {
params_match.addRule(RelativeLayout.RIGHT_OF,
(1000 * questionNo));
} else {
params_match.addRule(RelativeLayout.RIGHT_OF,
(1000 * questionNo) + (100 * rowNo) + i);
}
if (rowNo == quizData[questionNo - 1][2] - 1) {
params_match.addRule(RelativeLayout.BELOW,
(1000 * (questionNo - 1)) + 1);
} else {
params_match.addRule(RelativeLayout.BELOW,
(1000 * questionNo) + (100 * (rowNo + 1)) + i + 1);
}
match.setLayoutParams(params_match);
r2.addView(match, params_match);
}
ImageView match = new ImageView(this);
match.setImageResource(questionImages[1][(clickedButton % 10) - 1]);
match.setId((1000 * questionNo) + (100 * rowNo)
+ (clickedButton % 10));
match.setOnClickListener(this);
RelativeLayout.LayoutParams params_match = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT,
RelativeLayout.LayoutParams.WRAP_CONTENT);
if (((clickedButton % 10) - 1) == 0) {
params_match.addRule(RelativeLayout.RIGHT_OF,
(1000 * questionNo));
} else {
params_match.addRule(RelativeLayout.RIGHT_OF,
(1000 * questionNo) + (100 * rowNo)
+ (clickedButton % 10) - 1);
}
if (rowNo == quizData[questionNo - 1][2] - 1) {
params_match.addRule(RelativeLayout.BELOW,
(1000 * (questionNo - 1)) + 1);
} else {
params_match.addRule(RelativeLayout.BELOW,
(1000 * (questionNo)) + (100 * (rowNo + 1))
+ (clickedButton % 10));
}
match.setLayoutParams(params_match);
r2.addView(match, params_match);
break;
case 5:
ImageView match_checked = new ImageView(this);
match_checked
.setImageResource(questionImages[1][(clickedButton % 10) - 1]);
match_checked.setId((1000 * questionNo) + (100 * rowNo)
+ (clickedButton % 10));
match_checked.setOnClickListener(this);
RelativeLayout.LayoutParams params_mc = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT,
RelativeLayout.LayoutParams.WRAP_CONTENT);
if (((clickedButton % 10) - 1) == 0) {
params_mc.addRule(RelativeLayout.RIGHT_OF, 1000 * questionNo);
} else {
params_mc.addRule(RelativeLayout.RIGHT_OF, (1000 * questionNo)
+ (100 * rowNo) + (clickedButton % 10) - 1);
}
if (rowNo == quizData[questionNo - 1][2] - 1) {
params_mc.addRule(RelativeLayout.BELOW,
(1000 * (questionNo - 1)) + 1);
} else {
params_mc.addRule(RelativeLayout.BELOW, (1000 * (questionNo))
+ (100 * (rowNo + 1)) + (clickedButton % 10));
}
match_checked.setLayoutParams(params_mc);
r2.addView(match_checked, params_mc);
System.out.println(match_checked.getDrawable());
break;
}
}
}