xml Android适合初学者
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package com.example.android.htmlquiz;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.TextView;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
int step = 1;
int correctAnswer = 0;
int wrongAnswer = 0;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
/**
* Start the quiz showing the first question
* @param v
*/
public void startQuiz(View v){
LinearLayout one = (LinearLayout) findViewById(R.id.start_quiz);
one.setVisibility(View.GONE);
LinearLayout question_1 = (LinearLayout) findViewById(R.id.question_1);
question_1.setVisibility(View.VISIBLE);
}
/**
* Check for answers, increase counters and go to next step
* @param v
*/
public void checkQuiz(View v){
switch(step) {
case 1:
RadioGroup radioGroup = (RadioGroup) findViewById(R.id.radio_group_q1);
if (radioGroup.getCheckedRadioButtonId() == -1) {
// no radio buttons are checked
}
else {
// one of the radio buttons is checked
int selectedId = radioGroup.getCheckedRadioButtonId();
RadioButton selectedRadioButton = (RadioButton)findViewById(selectedId);
String answer = selectedRadioButton.getText().toString();
if(answer.equals("Both of the above")) {
correctAnswer += 1;
} else {
wrongAnswer += 1;
}
LinearLayout question_1 = (LinearLayout) findViewById(R.id.question_1);
question_1.setVisibility(View.GONE);
LinearLayout question_2 = (LinearLayout) findViewById(R.id.question_2);
question_2.setVisibility(View.VISIBLE);
step += 1;
}
break;
case 2:
RadioGroup radioGroup2 = (RadioGroup) findViewById(R.id.radio_group_q2);
if (radioGroup2.getCheckedRadioButtonId() == -1) {
// no radio buttons are checked
}
else {
// one of the radio buttons is checked
int selectedId = radioGroup2.getCheckedRadioButtonId();
RadioButton selectedRadioButton = (RadioButton)findViewById(selectedId);
String answer = selectedRadioButton.getText().toString();
if(answer.equals("All of the above")) {
correctAnswer += 1;
} else {
wrongAnswer += 1;
}
LinearLayout question_2 = (LinearLayout) findViewById(R.id.question_2);
question_2.setVisibility(View.GONE);
LinearLayout question_3 = (LinearLayout) findViewById(R.id.question_3);
question_3.setVisibility(View.VISIBLE);
step += 1;
}
break;
case 3:
RadioGroup radioGroup3 = (RadioGroup) findViewById(R.id.radio_group_q3);
if (radioGroup3.getCheckedRadioButtonId() == -1) {
// no radio buttons are checked
}
else {
// one of the radio buttons is checked
int selectedId = radioGroup3.getCheckedRadioButtonId();
RadioButton selectedRadioButton = (RadioButton)findViewById(selectedId);
String answer = selectedRadioButton.getText().toString();
if(answer.equals("date")) {
correctAnswer += 1;
} else {
wrongAnswer += 1;
}
LinearLayout question_3 = (LinearLayout) findViewById(R.id.question_3);
question_3.setVisibility(View.GONE);
LinearLayout question_4 = (LinearLayout) findViewById(R.id.question_4);
question_4.setVisibility(View.VISIBLE);
step += 1;
}
break;
case 4:
RadioGroup radioGroup4 = (RadioGroup) findViewById(R.id.radio_group_q4);
if (radioGroup4.getCheckedRadioButtonId() == -1) {
// no radio buttons are checked
}
else {
// one of the radio buttons is checked
int selectedId = radioGroup4.getCheckedRadioButtonId();
RadioButton selectedRadioButton = (RadioButton)findViewById(selectedId);
String answer = selectedRadioButton.getText().toString();
if(answer.equals("All of the above")) {
correctAnswer += 1;
} else {
wrongAnswer += 1;
}
LinearLayout question_4 = (LinearLayout) findViewById(R.id.question_4);
question_4.setVisibility(View.GONE);
LinearLayout question_5 = (LinearLayout) findViewById(R.id.question_5);
question_5.setVisibility(View.VISIBLE);
step += 1;
}
break;
case 5:
RadioGroup radioGroup5 = (RadioGroup) findViewById(R.id.radio_group_q5);
if (radioGroup5.getCheckedRadioButtonId() == -1) {
// no radio buttons are checked
}
else {
// one of the radio buttons is checked
int selectedId = radioGroup5.getCheckedRadioButtonId();
RadioButton selectedRadioButton = (RadioButton)findViewById(selectedId);
String answer = selectedRadioButton.getText().toString();
if(answer.equals("All of the above")) {
correctAnswer += 1;
} else {
wrongAnswer += 1;
}
LinearLayout question_5 = (LinearLayout) findViewById(R.id.question_5);
question_5.setVisibility(View.GONE);
LinearLayout question_6 = (LinearLayout) findViewById(R.id.question_6);
question_6.setVisibility(View.VISIBLE);
step += 1;
}
break;
case 6:
RadioGroup radioGroup6 = (RadioGroup) findViewById(R.id.radio_group_q6);
if (radioGroup6.getCheckedRadioButtonId() == -1) {
// no radio buttons are checked
}
else {
// one of the radio buttons is checked
int selectedId = radioGroup6.getCheckedRadioButtonId();
RadioButton selectedRadioButton = (RadioButton)findViewById(selectedId);
String answer = selectedRadioButton.getText().toString();
if(answer.equals("geolocation.getCurrentPosition()")) {
correctAnswer += 1;
} else {
wrongAnswer += 1;
}
LinearLayout question_6 = (LinearLayout) findViewById(R.id.question_6);
question_6.setVisibility(View.GONE);
LinearLayout question_7 = (LinearLayout) findViewById(R.id.question_7);
question_7.setVisibility(View.VISIBLE);
step += 1;
}
break;
case 7:
CheckBox a71 = (CheckBox) findViewById(R.id.a71);
CheckBox a72 = (CheckBox) findViewById(R.id.a72);
CheckBox a73 = (CheckBox) findViewById(R.id.a73);
CheckBox a74 = (CheckBox) findViewById(R.id.a74);
if(a71.isChecked() && a72.isChecked() && a74.isChecked()){
correctAnswer += 1;
} else {
wrongAnswer += 1;
}
LinearLayout question_7 = (LinearLayout) findViewById(R.id.question_7);
question_7.setVisibility(View.GONE);
LinearLayout question_8 = (LinearLayout) findViewById(R.id.question_8);
question_8.setVisibility(View.VISIBLE);
step += 1;
break;
case 8:
EditText et = (EditText) findViewById(R.id.missingTag);
String answer = et.getText().toString();
if(answer.equals("section")){
correctAnswer += 1;
} else {
wrongAnswer += 1;
}
LinearLayout question_9 = (LinearLayout) findViewById(R.id.question_8);
question_9.setVisibility(View.GONE);
TextView success = (TextView) findViewById(R.id.success);
success.setText("Correct answers: " + correctAnswer);
TextView text_result = (TextView) findViewById(R.id.text_result);
text_result.setText("Your final score is: " + correctAnswer);
TextView wrong = (TextView) findViewById(R.id.wrong);
wrong.setText("Wrong answers: " + wrongAnswer);
LinearLayout final_result = (LinearLayout) findViewById(R.id.final_result);
final_result.setVisibility(View.VISIBLE);
Toast.makeText(getApplicationContext(), "Your finale score is; " + correctAnswer, Toast.LENGTH_LONG).show();
step += 1;
break;
default:
//setContentView(R.layout.default);
}
}
/**
* Reset status anc counters
* @param v
*/
public void restartQuiz(View v){
/* Reset counters */
this.step = 1;
this.correctAnswer = 0;
this.wrongAnswer = 0;
/* Reset button status */
RadioButton rb11 = (RadioButton) findViewById(R.id.a11);
rb11.setChecked(true);
RadioButton rb21 = (RadioButton) findViewById(R.id.a21);
rb21.setChecked(true);
RadioButton rb31 = (RadioButton) findViewById(R.id.a31);
rb31.setChecked(true);
RadioButton rb41 = (RadioButton) findViewById(R.id.a41);
rb41.setChecked(true);
CheckBox cb71 = (CheckBox) findViewById(R.id.a71);
cb71.setChecked(false);
CheckBox cb72 = (CheckBox) findViewById(R.id.a72);
cb71.setChecked(false);
CheckBox cb73 = (CheckBox) findViewById(R.id.a73);
cb71.setChecked(false);
CheckBox cb74 = (CheckBox) findViewById(R.id.a74);
cb71.setChecked(false);
EditText et = findViewById(R.id.missingTag);
et.setText("");
/* Hide results, show first step */
LinearLayout one = (LinearLayout) findViewById(R.id.start_quiz);
one.setVisibility(View.VISIBLE);
LinearLayout final_result = (LinearLayout) findViewById(R.id.final_result);
final_result.setVisibility(View.GONE);
}
}
<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.example.android.htmlquiz.MainActivity">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical">
<LinearLayout
android:id="@+id/start_quiz"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:visibility="visible">
<TextView
android:layout_width="wrap_content"
android:layout_height="0dp"
android:text="@string/start_quiz"
android:layout_weight="1.5"
android:layout_gravity="center_horizontal"
android:layout_marginTop="32dp"
android:textStyle="bold"
android:textSize="32sp"
android:gravity="center_horizontal"
android:padding="16dp" />
<ImageView
android:layout_width="wrap_content"
android:layout_height="0dp"
android:layout_weight="1"
android:adjustViewBounds="true"
android:maxWidth="250dp"
android:maxHeight="250dp"
android:scaleType="centerCrop"
android:src="@drawable/red_arrow"
android:layout_gravity="center_vertical|center_horizontal"
android:contentDescription="@string/start_quiz"
android:onClick="startQuiz" />
</LinearLayout>
<!-- Q1 -->
<LinearLayout
android:id="@+id/question_1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:visibility="gone">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/q1"
android:textSize="24sp"
android:textStyle="bold"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginTop="32dp"
android:layout_marginBottom="32dp" />
<RadioGroup
android:id="@+id/radio_group_q1"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:divider="@color/colorBlack">
<RadioButton
android:id="@+id/a11"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a11"
android:checked="true" />
<RadioButton
android:id="@+id/a12"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a12" />
<RadioButton
android:id="@+id/a13"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a13" />
<RadioButton
android:id="@+id/a14"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a14" />
<Button
android:id="@+id/button_check_a1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:background="@color/colorAccent"
android:layout_marginTop="32dp"
android:tag="1"
android:text="@string/next"
android:textColor="@color/colorWhite"
android:onClick="checkQuiz" />
</RadioGroup>
</LinearLayout>
<!-- Q2 -->
<LinearLayout
android:id="@+id/question_2"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:visibility="gone">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/q2"
android:textSize="24sp"
android:textStyle="bold"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginTop="32dp"
android:layout_marginBottom="32dp" />
<RadioGroup
android:id="@+id/radio_group_q2"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:divider="@color/colorBlack">
<RadioButton
android:id="@+id/a21"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a21"
android:checked="true" />
<RadioButton
android:id="@+id/a22"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a22" />
<RadioButton
android:id="@+id/a23"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a23" />
<RadioButton
android:id="@+id/a24"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a24" />
<Button
android:id="@+id/button_check_a2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:background="@color/colorAccent"
android:layout_marginTop="32dp"
android:tag="2"
android:text="@string/next"
android:textColor="@color/colorWhite"
android:onClick="checkQuiz" />
</RadioGroup>
</LinearLayout>
<!-- Q3 -->
<LinearLayout
android:id="@+id/question_3"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:visibility="gone">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/q3"
android:textSize="24sp"
android:textStyle="bold"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginTop="32dp"
android:layout_marginBottom="32dp" />
<RadioGroup
android:id="@+id/radio_group_q3"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:divider="@color/colorBlack">
<RadioButton
android:id="@+id/a31"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a31"
android:checked="true" />
<RadioButton
android:id="@+id/a32"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a32" />
<RadioButton
android:id="@+id/a33"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a33" />
<RadioButton
android:id="@+id/a34"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a34" />
<Button
android:id="@+id/button_check_a3"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:background="@color/colorAccent"
android:layout_marginTop="32dp"
android:tag="3"
android:text="@string/next"
android:textColor="@color/colorWhite"
android:onClick="checkQuiz" />
</RadioGroup>
</LinearLayout>
<!-- Q4 -->
<LinearLayout
android:id="@+id/question_4"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:visibility="gone">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/q4"
android:textSize="24sp"
android:textStyle="bold"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginTop="32dp"
android:layout_marginBottom="32dp" />
<RadioGroup
android:id="@+id/radio_group_q4"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:divider="@color/colorBlack">
<RadioButton
android:id="@+id/a41"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a41"
android:checked="true" />
<RadioButton
android:id="@+id/a42"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a42" />
<RadioButton
android:id="@+id/a43"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a43" />
<RadioButton
android:id="@+id/a44"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a44" />
<Button
android:id="@+id/button_check_43"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:background="@color/colorAccent"
android:layout_marginTop="32dp"
android:tag="4"
android:text="@string/next"
android:textColor="@color/colorWhite"
android:onClick="checkQuiz" />
</RadioGroup>
</LinearLayout>
<!-- Q5 -->
<LinearLayout
android:id="@+id/question_5"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:visibility="gone">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/q5"
android:textSize="24sp"
android:textStyle="bold"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginTop="32dp"
android:layout_marginBottom="32dp" />
<RadioGroup
android:id="@+id/radio_group_q5"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:divider="@color/colorBlack">
<RadioButton
android:id="@+id/a51"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a51"
android:checked="true" />
<RadioButton
android:id="@+id/a52"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a52" />
<RadioButton
android:id="@+id/a53"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a53" />
<RadioButton
android:id="@+id/a54"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a54" />
<Button
android:id="@+id/button_check_53"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:background="@color/colorAccent"
android:layout_marginTop="32dp"
android:tag="5"
android:text="@string/next"
android:textColor="@color/colorWhite"
android:onClick="checkQuiz" />
</RadioGroup>
</LinearLayout>
<!-- Q6 -->
<LinearLayout
android:id="@+id/question_6"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:visibility="gone">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/q6"
android:textSize="24sp"
android:textStyle="bold"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginTop="32dp"
android:layout_marginBottom="32dp" />
<RadioGroup
android:id="@+id/radio_group_q6"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:divider="@color/colorBlack">
<RadioButton
android:id="@+id/a61"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a61"
android:checked="true" />
<RadioButton
android:id="@+id/a62"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a62" />
<RadioButton
android:id="@+id/a63"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a63" />
<RadioButton
android:id="@+id/a64"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a64" />
<Button
android:id="@+id/button_check_63"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:background="@color/colorAccent"
android:layout_marginTop="32dp"
android:tag="6"
android:text="@string/next"
android:textColor="@color/colorWhite"
android:onClick="checkQuiz" />
</RadioGroup>
</LinearLayout>
<!-- Q7 -->
<LinearLayout
android:id="@+id/question_7"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:visibility="gone">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/q7"
android:textSize="24sp"
android:textStyle="bold"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginTop="32dp"
android:layout_marginBottom="32dp" />
<CheckBox
android:id="@+id/a71"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:checked="true"
android:text="@string/a71" />
<CheckBox
android:id="@+id/a72"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a72" />
<CheckBox
android:id="@+id/a73"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a73" />
<CheckBox
android:id="@+id/a74"
android:layout_width="match_parent"
android:layout_height="64dp"
android:background="@drawable/custom_divider"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:text="@string/a74" />
<Button
android:id="@+id/button_check_7"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:background="@color/colorAccent"
android:layout_marginTop="32dp"
android:tag="7"
android:text="@string/next"
android:textColor="@color/colorWhite"
android:onClick="checkQuiz" />
</LinearLayout>
<!-- Q8 -->
<LinearLayout
android:id="@+id/question_8"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:visibility="gone">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/q8"
android:textSize="24sp"
android:textStyle="bold"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginTop="32dp"
android:layout_marginBottom="32dp" />
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:text="@string/missingTag"
android:padding="24dp"
android:textSize="16sp"
android:textStyle="bold"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:textColor="@color/colorWhite"
android:background="@color/colorAccent"
android:layout_marginBottom="32dp" />
<EditText
android:id="@+id/missingTag"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:hint="@string/missingHint"
android:maxLines="1" />
<Button
android:id="@+id/button_check_8"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:background="@color/colorAccent"
android:layout_marginTop="32dp"
android:tag="8"
android:text="@string/next"
android:textColor="@color/colorWhite"
android:onClick="checkQuiz" />
</LinearLayout>
<!-- Final results -->
<LinearLayout
android:id="@+id/final_result"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:visibility="gone">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/done"
android:textSize="32sp"
android:textStyle="bold"
android:layout_gravity="center_horizontal"
android:layout_marginTop="32dp"
android:layout_marginBottom="16dp" />
<TextView
android:id="@+id/text_result"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Final score: 0"
android:textSize="24sp"
android:textStyle="bold"
android:layout_gravity="center_horizontal"
android:layout_marginBottom="32dp" />
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<TextView
android:id="@+id/success"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:gravity="center_horizontal"
android:background="@color/colorSuccess"
android:padding="8dp"
android:text="Right: "
android:textSize="24sp"
android:textStyle="bold"
android:textColor="@color/colorWhite"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginTop="32dp"
android:layout_marginBottom="32dp" />
<TextView
android:id="@+id/wrong"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:gravity="center_horizontal"
android:background="@color/colorFailure"
android:padding="8dp"
android:text="Wrong: "
android:textSize="24sp"
android:textStyle="bold"
android:textColor="@color/colorWhite"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:layout_marginTop="32dp"
android:layout_marginBottom="32dp" />
</LinearLayout>
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:background="@color/colorAccent"
android:layout_marginTop="32dp"
android:textColor="@color/colorWhite"
android:text="@string/restart"
android:onClick="restartQuiz" />
</LinearLayout>
</LinearLayout>
</ScrollView>以上是关于xml Android适合初学者的主要内容，如果未能解决你的问题，请参考以下文章