Geoquiz学习笔记

Strings.xml<resources>    <string name="app_name">GeoQuiz</string>    <string name="question_text">Canberra is the capital of Australia.</string>    <string name="true_button">True</string>    <string name="false_button">False</string>    <string name="corrrect_toast">Correct!</string>    <string name="incorrect_toast">Incorrect! </string>    <string name="warning_text">Are you sure you want to do this?</string>    <string name="show_answer_button">Show Answer</string>    <string name="cheat_button">Cheat!</string>    <string name="judgment_toast">Cheating is wrong.</string></resources>

activity_quiz.xml<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:gravity="center"    android:orientation="vertical"    >    <TextView        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:padding="24dp"        android:text="@string/question_text"/>

<TextView            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:padding="24dp"            android:text="@string/warning_text"/>    <TextView        android:id="@+id/answer_text_view"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:padding="24dp"        tools:text="Answer"/>    <Button        android:id="@+id/show_answer_button"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="@string/show_answer_button"/>

</LinearLayout>

QuizActivitty.javapackage com.example.wp.geoquiz;

import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.view.View;import android.widget.Button;import android.widget.Toast;

public class QuizActivity extends AppCompatActivity {

private Button mTrueButton;    private Button mFalseButton;

@Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_quiz);        mTrueButton = (Button) findViewById(R.id.true_button);        mTrueButton.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View v) {                Toast.makeText(QuizActivity.this,                        R.string.corrrect_toast,                        Toast.LENGTH_SHORT).show();            }        });        mFalseButton = (Button) findViewById(R.id.false_button);        mFalseButton.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View v) {                Toast.makeText(QuizActivity.this,                        R.string.incorrect_toast,                        Toast.LENGTH_SHORT).show();            }        });    }}

CheatActivity.javapackage com.example.wp.geoquiz;

import android.support.v7.app.AppCompatActivity;import android.os.Bundle;

public class CheatActivity extends AppCompatActivity {

@Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_cheat);    }}

Androidmanifest.xml

<?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="http://schemas.android.com/apk/res/android"    package="com.example.wp.geoquiz">

<application        android:allowBackup="true"        android:icon="@mipmap/ic_launcher"        android:label="@string/app_name"        android:roundIcon="@mipmap/ic_launcher_round"        android:supportsRtl="true"        android:theme="@style/AppTheme">        <activity android:name=".QuizActivity">            <intent-filter>                <action android:name="android.intent.action.MAIN" />

<category android:name="android.intent.category.LAUNCHER" />            </intent-filter>        </activity>        <activity android:name=".CheatActivity"></activity>    </application>

</manifest>