Android学习--GeoQuiz项目

实验要求：

开发环境搭建：建立一个HelloWorld程序，在模拟器上运行。跟随老师完成GeoQuiz项目。

实验步骤：

1.新建项目

2.布局代码

<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 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" /> <LinearLayout android:layout_width="wrap_content" android:layout_height="wrap_content"> android:orientation="horizontal" <Button android:id="@+id/true_button" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="@string/true_button" /> <Button android:id="@+id/false_button" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="@string/false_button" /> </LinearLayout> </LinearLayout> 3.改下string

<resources> <string name="app_name">New3</string> <string name="question_text">武汉是湖北省省会么</string> <string name="true_button">是的</string> <string name="false_button">不是</string> <string name="correct_toast">回答正确</string> <string name="incorrect_toast">回答错误</string> </resources>

4.main函数

package com.example.pc.new3; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.Button; import android.widget.Toast; import com.example.pc.new3.R; public class Main extends AppCompatActivity { private Button mTrueButton; private Button mFalseButton; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); mTrueButton = (Button) findViewById(R.id.true_button); mTrueButton.setOnClickListener( new View.OnClickListener(){ public void onClick(View v){ Toast.makeText(getApplicationContext(), R.string.correct_toast, Toast.LENGTH_SHORT).show(); } }); mFalseButton = (Button) findViewById(R.id.false_button); mFalseButton.setOnClickListener( new View.OnClickListener(){ public void onClick(View v){ Toast.makeText(getApplicationContext(), R.string.incorrect_toast, Toast.LENGTH_SHORT).show(); } }); } } 5.完成截图

点击“是的”

点击“不是”