Android课程设计第五天欢迎界面（滑动）
Posted 樱花落舞
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注意：课程设计只为完成任务，不做细节描述~
滑动界面
1 package com.example.myapplication; 2 3 import android.content.Intent; 4 import android.os.Handler; 5 import android.os.Message; 6 import android.support.v7.app.AppCompatActivity; 7 import android.os.Bundle; 8 9 import Utils.AboutVersion; 10 11 public class MainActivity extends AppCompatActivity { 12 private Handler handle=null; 13 @Override 14 protected void onCreate(Bundle savedInstanceState) { 15 super.onCreate(savedInstanceState); 16 setContentView(R.layout.activity_main); 17 //得到Handler的对象，默认接收消息 18 handle = new Handler(){ 19 @Override 20 public void handleMessage(Message msg) { 21 super.handleMessage(msg); 22 int a=msg.what; 23 AboutVersion aboutAboutVersion = new AboutVersion(); 24 int ver= aboutAboutVersion.getSaveVersion(MainActivity.this); 25 int saveServison= aboutAboutVersion.getSaveVersion(MainActivity.this); 26 if(ver==saveServison){ 27 //没有更新 跳转到主界面 28 Intent intent = new Intent(MainActivity.this,HomeActivity.class); 29 startActivity(intent); 30 }else{ 31 aboutAboutVersion.saveVersion(MainActivity.this); 32 Intent intent=new Intent(MainActivity.this,WelcomeActivity.class); 33 //貌似获取版本失败了 34 startActivity(intent); 35 } 36 } 37 }; 38 new FirstThread().start(); 39 } 40 class FirstThread extends Thread{ 41 @Override 42 public void run() { 43 super.run(); 44 try { 45 Thread.sleep(1000); 46 handle.sendEmptyMessage(11); 47 } catch (InterruptedException e) { 48 e.printStackTrace(); 49 } 50 } 51 } 52 }
package com.example.myapplication; import android.app.FragmentManager; import android.app.FragmentTransaction; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; public class HomeActivity extends AppCompatActivity { private Button btn_first,btn_theme,btn_person; private FirstFragment first; private ThemFragment ThemFragment; private PersonFragment PersonFragment; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_home); initView(); //开启碎片管理器 FragmentManager manager =getFragmentManager(); //开启碎片事物 FragmentTransaction action =manager.beginTransaction(); first = new FirstFragment(); //将fragment的对象添加到帧布局中 action.add(R.id.frame,first); action.commit(); } public void initView(){ btn_first= (Button) findViewById(R.id.firstPage); btn_theme= (Button) findViewById(R.id.mainTheme); btn_person=(Button) findViewById(R.id.My); btn_first.setSelected(true); btn_person.setSelected(false); btn_theme.setSelected(false); } /* 该方法是由布局文件的Onclick属性指定过来的，修饰符需要pubilc，方法名需要和Onclick的值相同 */ public void Click(View v){ btn_first.setSelected(false); btn_person.setSelected(false); btn_theme.setSelected(false); FragmentManager mananger = getFragmentManager(); FragmentTransaction action=mananger.beginTransaction(); switch (v.getId()){ case R.id.firstPage: btn_first.setSelected(true); if(first==null){ first= new FirstFragment(); } action.replace(R.id.frame,first); action.commit(); break; case R.id.mainTheme: btn_theme.setSelected(true); if(ThemFragment ==null){ ThemFragment =new ThemFragment(); } action.replace(R.id.frame, ThemFragment); action.commit(); break; case R.id.My: btn_person.setSelected(true); if(PersonFragment ==null){ PersonFragment =new PersonFragment(); } action.replace(R.id.frame, PersonFragment); action.commit(); break; } } }
package com.example.myapplication; import android.app.Fragment; import android.os.Bundle; import android.support.annotation.Nullable; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; /** * Created by 樱花落舞 on 2017/6/15. */ public class PersonFragment extends Fragment { @Nullable @Override public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, Bundle savedInstanceState) { View view=inflater.inflate(R.layout.fragment_person,container,false); return view; } }
package com.example.myapplication; import android.app.Fragment; import android.os.Bundle; import android.support.annotation.Nullable; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; /** * Created by 樱花落舞 on 2017/6/15. */ public class ThemFragment extends Fragment { @Nullable @Override public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, Bundle savedInstanceState) { View view=inflater.inflate(R.layout.fragment_them,container,false); return view; } }
package com.example.myapplication; import android.app.Activity; import android.os.Bundle; import android.provider.ContactsContract; import android.support.annotation.Nullable; import android.support.v4.view.ViewPager; import android.view.View; import android.widget.ImageView; import Adapter.WeclomeAdapter; /** * Created by 樱花落舞 on 2017/6/13. * 1.创建java文件继承Activity或者activity子类 * 2.重写OnCreate()方法 * 3.添加布局文件 * 4.在清单文件中进行注册 */ public class WelcomeActivity extends Activity { private ViewPager pager; private int images[]={R.mipmap.b,R.mipmap.c,R.mipmap.a}; private ImageView views[]=new ImageView[3]; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_welcome); pager= (ViewPager) findViewById(R.id.viewapger); for(int i=0;i<3;i++){ ImageView view=new ImageView(WelcomeActivity.this); view.setImageResource(images[i]); views[i]=view; } WeclomeAdapter adapter= new WeclomeAdapter(views); pager.setAdapter(adapter); } }
<?xml version="1.0" encoding="utf-8"?> <selector xmlns:android="http://schemas.android.com/apk/res/android"> <item android:state_selected="true" android:color="#ffff0000"/> <item android:color="#0fffff" android:state_selected="false"/> </selector>
<?xml version="1.0" encoding="utf-8"?> <selector xmlns:android="http://schemas.android.com/apk/res/android"> <item android:state_selected="true" android:drawable="@mipmap/ico_screen" /> <item android:drawable="@mipmap/ico_screen_pred" android:state_selected="false"/> </selector>
<?xml version="1.0" encoding="utf-8"?> <selector xmlns:android="http://schemas.android.com/apk/res/android"> <item android:state_selected="true" android:drawable="@mipmap/ico_personal_pred"/> <item android:drawable="@mipmap/ico_personal" android:state_selected="false"/> </selector>
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout 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.myapplication.HomeActivity"> <LinearLayout android:id="@+id/bottomBar" android:layout_width="match_parent" android:layout_height="40dp" android:layout_alignParentBottom="true" android:orientation="horizontal" android:background="#0ccfff" > <Button android:id="@+id/firstPage" android:drawableTop="@drawable/picture" android:text="首页" style="@style/bottomStyle" android:textColor="@color/barcolor" android:onClick="Click" /> <Button android:id="@+id/mainTheme" style="@style/bottomStyle" android:drawableTop="@drawable/picture2" android:text="专题" android:textColor="@color/barcolor" android:onClick="Click" /> <Button android:id="@+id/My" style="@style/bottomStyle" android:drawableTop="@drawable/picture3" android:text="我的" android:textColor="@color/barcolor" android:onClick="Click" /> </LinearLayout> <FrameLayout android:layout_width="match_parent" android:layout_height="match_parent" android:id="@+id/frame" android:layout_above="@id/bottomBar" ></FrameLayout> </RelativeLayout>
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout 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.myapplication.MainActivity" android:background="@mipmap/xiaomai"> </RelativeLayout>
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent"> <android.support.v4.view.ViewPager android:layout_width="match_parent" android:layout_height="match_parent" android:id="@+id/viewapger"> </android.support.v4.view.ViewPager> </RelativeLayout>
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:background="#075f3a"> <ListView android:layout_width="match_parent" android:layout_height="match_parent" android:id="@+id/list" ></ListView> </RelativeLayout>
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:background="#8b844c"> </RelativeLayout>
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:background="#4c648b"> </RelativeLayout>
<resources> <!-- Base application theme. --> <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar"> <!-- Customize your theme here. --> <item name="colorPrimary">@color/colorPrimary</item> <item name="colorPrimaryDark">@color/colorPrimaryDark</item> <item name="colorAccent">@color/colorAccent</item> </style> <style name="bottomStyle"> <item name="android:layout_height">match_parent</item> <item name="android:layout_width">0dp</item> <item name="android:layout_weight">1</item> <item name="android:background">@null</item> <item name="android:color">@color/barcolor</item> <item name="android:textSize">12sp</item> <item name="android:paddingTop">8dp</item> </style> </resources>
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