前言
這篇博客是接着前一篇博客開發的:
源碼
先看效果
既然是寫一個界面,先上佈局文件好了:
<?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">
<!--整個界面的佈局-->
<LinearLayout
android:layout_centerInParent="true"
android:orientation="vertical"
android:background="@color/menuColor"
android:layout_width="match_parent"
android:layout_height="match_parent">
<!--頂部返回-->
<include layout="@layout/back_layout"/>
<!--選擇週數-->
<LinearLayout
android:id="@+id/score_checkWeek"
android:layout_width="match_parent"
android:background="@android:color/white"
android:layout_height="45dp"
android:gravity="center">
<TextView
android:id="@+id/score_week"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="2015-2016(上學期)"
android:textSize="16sp"
android:textColor="@android:color/black"/>
<ImageView
android:layout_marginLeft="5dp"
android:layout_width="18dp"
android:layout_height="18dp"
android:src="@drawable/xiala"/>
</LinearLayout>
<View
android:layout_width="match_parent"
android:layout_height="1px"
android:background="@drawable/back_line"/>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="45dp"
android:gravity="center">
<LinearLayout
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:gravity="center"
android:orientation="vertical">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="113.0"/>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="當前學分"/>
</LinearLayout>
<View android:layout_width="1px"
android:layout_height="match_parent"
android:background="@color/scoreDivideColor"/>
<LinearLayout
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:gravity="center"
android:orientation="vertical">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="113.0"/>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="需要學分"/>
</LinearLayout>
<View android:layout_width="1px"
android:layout_height="match_parent"
android:background="@color/scoreDivideColor"/>
<LinearLayout
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:gravity="center"
android:orientation="vertical">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="0.0"/>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="還需學分"/>
</LinearLayout>
<View android:layout_width="1px"
android:layout_height="match_parent"
android:background="@color/scoreDivideColor"/>
<LinearLayout
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:gravity="center"
android:orientation="vertical">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="0.0"/>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="平均績點"/>
</LinearLayout>
</LinearLayout>
<View
android:layout_width="match_parent"
android:layout_height="1px"
android:background="@color/scoreDivideColor"/>
<!--顯示成績-->
<ListView
android:id="@+id/score_list"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingLeft="15dp"
android:paddingRight="15dp"
android:paddingTop="10dp"
android:dividerHeight="10dp"
android:divider="@color/menuColor"
android:background="@color/menuColor"
android:scrollbarStyle="insideOverlay"
android:scrollbars="none">
</ListView>
</LinearLayout>
<!--接收事件-->
<View
android:id="@+id/score_cancelPopup"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_centerInParent="true"/>
</RelativeLayout>
這裏面有一個id叫做score_cancelPopup的View,它並沒有什麼作用,只是當popupWindow彈出的時候將它取消(我無論怎麼設置都無法讓PopupWindow消失,具體的後面講)
還有一個
<include layout="@layout/back_layout"/>
這個在:
<?xml version="1.0" encoding="utf-8"?>
<!--頂部返回的佈局,用於被其他的佈局加載-->
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="horizontal" android:layout_width="match_parent"
android:layout_height="45dp"
android:background="@color/backLayoutColor">
<ImageView
android:layout_width="40dp"
android:layout_height="wrap_content"
android:layout_marginLeft="-10dp"
android:src="@drawable/back_arrow_off"/>
<TextView
android:layout_marginLeft="-10dp"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:gravity="center"
android:text="成績查詢"
android:textColor="@android:color/white"/>
<View
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"/>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:gravity="center"
android:text="設置"
android:textColor="@android:color/white"
android:layout_marginRight="10dp"
android:visibility="invisible"/>
</LinearLayout>
這裏有我沒用使用系統自帶的下拉框,而是選擇View(Click事件)+PopupWindow來彈出自定義下拉框(後面講),先講顯示成績的那個吧,因爲這整個顯示成績的就是一個ListView,所以我爲它寫了一個Adapter:
package cn.karent.nanhang.adapter;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.TextView;
import cn.karent.nanhang.model.Score;
import cn.karent.nanhang.R;
/**
* Created by wan on 2016/12/26.
* 成績的Adapter
*/
public class ScoreAdapter extends ArrayAdapter<Score> {
private Context mContext;
private int mResouceId;
public ScoreAdapter(Context context, int resourceId) {
super(context, resourceId);
mContext = context;
mResouceId = resourceId;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
ViewHold hold = null;
if( convertView == null) {
convertView = LayoutInflater.from(mContext).inflate(mResouceId, null);
hold = new ViewHold();
hold.setName((TextView)convertView.findViewById(R.id.scoreItem_name));
hold.setCourseTime((TextView)convertView.findViewById(R.id.scoreItem_courseTime));
hold.setCoursePropety((TextView)convertView.findViewById(R.id.scoreItem_courseProperty));
hold.setProperty((TextView)convertView.findViewById(R.id.scoreItem_property));
hold.setWay((TextView)convertView.findViewById(R.id.scoreItem_way));
hold.setScore((TextView)convertView.findViewById(R.id.scoreItem_score));
hold.setCredit((TextView)convertView.findViewById(R.id.scoreItem_credit));
convertView.setTag(hold);
} else {
hold = (ViewHold)convertView.getTag();
}
Score s = getItem(position);
hold.getName().setText(s.getName());
hold.getCourseTime().setText(s.getCourseTime());
hold.getCoursePropety().setText(s.getCourseProperty());
hold.getProperty().setText(s.getProperty());
hold.getWay().setText(s.getWay());
hold.getScore().setText(s.getScore() + "分");
hold.getCredit().setText(s.getCredit() + "");
return convertView;
}
class ViewHold {
/**
* 課時
*/
private TextView courseTime;
/**
* 課程名稱
*/
private TextView name;
/**
* 課程性質,比如:全校任選課
*/
private TextView coursePropety;
/**
* 選修還是必修
*/
private TextView property;
/**
* 考試方式
*/
private TextView way;
/**
* 分數
*/
private TextView score;
/**
* 學分
*/
private TextView credit;
public TextView getCourseTime() {
return courseTime;
}
public void setCourseTime(TextView courseTime) {
this.courseTime = courseTime;
}
public TextView getName() {
return name;
}
public void setName(TextView name) {
this.name = name;
}
public TextView getCoursePropety() {
return coursePropety;
}
public void setCoursePropety(TextView coursePropety) {
this.coursePropety = coursePropety;
}
public TextView getProperty() {
return property;
}
public void setProperty(TextView property) {
this.property = property;
}
public TextView getWay() {
return way;
}
public void setWay(TextView way) {
this.way = way;
}
public TextView getScore() {
return score;
}
public void setScore(TextView score) {
this.score = score;
}
public TextView getCredit() {
return credit;
}
public void setCredit(TextView credit) {
this.credit = credit;
}
}
}
那裏面有一個Score,這是一個Model,封裝了一個Item該顯示哪些數據:
package cn.karent.nanhang.model;
/**
* Created by wan on 2016/12/26.
* 成績的model
*/
public class Score {
/**
* 課程名稱
*/
private String name;
/**
* 課時
*/
private String courseTime;
/**
* 選修還是必修
*/
private String property;
/**
* 課程性質
*/
private String courseProperty;
/**
* 考試方式
*/
private String way;
/**
* 分數
*/
private float score;
/**
* 學分
*/
private float credit;
public String getCourseTime() {
return courseTime;
}
public void setCourseTime(String courseTime) {
this.courseTime = courseTime;
}
public String getProperty() {
return property;
}
public void setProperty(String property) {
this.property = property;
}
public String getWay() {
return way;
}
public void setWay(String way) {
this.way = way;
}
public float getScore() {
return score;
}
public void setScore(float score) {
this.score = score;
}
public float getCredit() {
return credit;
}
public void setCredit(float credit) {
this.credit = credit;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getCourseProperty() {
return courseProperty;
}
public void setCourseProperty(String courseProperty) {
this.courseProperty = courseProperty;
}
}
還有item的佈局:
<?xml version="1.0" encoding="utf-8"?>
<!--顯示成績的每一項-->
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_marginLeft="30dp"
android:layout_marginRight="30dp"
android:layout_marginTop="10dp"
android:background="@drawable/score_item_shape"
android:layout_width="wrap_content"
android:layout_height="164dp">
<!--標題-->
<LinearLayout
android:layout_width="match_parent"
android:layout_height="35dp"
android:paddingLeft="10dp"
android:paddingRight="10dp"
android:gravity="center_vertical">
<TextView
android:id="@+id/scoreItem_name"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="大數據與社會生活"
android:textSize="15sp"
android:textColor="@android:color/black"/>
<TextView
android:id="@+id/scoreItem_courseTime"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="(總學時:20小時)"
android:layout_marginLeft="10dp"
android:textColor="@color/scoreTypefaceColor"/>
</LinearLayout>
<!--分割線-->
<View
android:layout_width="match_parent"
android:layout_height="1px"
android:background="@color/scoreDivideColor"/>
<!--課程性質-->
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:gravity="center_vertical"
android:padding="10dp">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="課程性質:"
android:textColor="@color/scoreTypefaceColor1"/>
<TextView
android:id="@+id/scoreItem_courseProperty"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="5dp"
android:text="全校任選課"
android:textColor="@android:color/black"/>
<TextView
android:id="@+id/scoreItem_property"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="10dp"
android:text="選修"
android:textColor="@android:color/white"
android:background="@drawable/score_item_property_shape"/>
</LinearLayout>
<!--考查方式-->
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:padding="10dp">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="考試方式:"
android:textColor="@color/scoreTypefaceColor1"/>
<TextView
android:id="@+id/scoreItem_way"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="5dp"
android:text="考查"
android:textColor="@android:color/black"/>
<View
android:layout_width="0dp"
android:layout_height="1dp"
android:layout_weight="1"/>
<TextView
android:id="@+id/scoreItem_score"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="73.0分"
android:textColor="@color/scoreWayColor"/>
</LinearLayout>
<!--學分-->
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:padding="10dp">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="學分:"
android:textColor="@color/scoreTypefaceColor1"/>
<TextView
android:id="@+id/scoreItem_credit"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="5dp"
android:text="1.0"
android:textColor="@color/scoreScoreColor"/>
</LinearLayout>
</LinearLayout>
一開始我打算在LinearLayout裏面設置上、下、左、右邊距拉達到間隔的效果,但是發現無論怎麼設置都無效,默認就會填充整個ListView,幸好ListView可以設置divide屬性:
<ListView
android:id="@+id/score_list"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingLeft="15dp"
android:paddingRight="15dp"
android:paddingTop="10dp"
android:dividerHeight="10dp"
android:divider="@color/menuColor"
android:background="@color/menuColor"
android:scrollbarStyle="insideOverlay"
android:scrollbars="none">
</ListView>
我讓設置ListView的padding屬性來達到擠壓每一個Item的目的,並設置divideHeight屬性來達到兩個item之間的距離,對了,還有每一個Item有一個shape:
<?xml version="1.0" encoding="utf-8"?>
<!--每一項成績的item-->
<shape xmlns:android="http://schemas.android.com/apk/res/android">
<corners android:radius="10dp"/>
<solid android:color="@android:color/white"/>
<stroke android:width="1px" android:color="#d9d6d6"/>
</shape>
這個是設置了每一個item的背景,來達到圓角的目的,
結果如圖:
接下來將自定義下拉框了,我前面說過,我這裏是使用View+PopupWindow來實現的下拉框,也就是說,上面就是一個普通的LinearLayout,然後監聽OnClick事件,在事件裏面new出一個PopupWindow來,就達到了PopupWindow的效果,先上PopupWindow的佈局:
<?xml version="1.0" encoding="utf-8"?>
<!--選擇週數的popupWindow-->
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="250dp"
android:layout_height="match_parent">
<ImageView
android:layout_gravity="center_horizontal"
android:layout_width="15dp"
android:layout_height="10dp"
android:scaleType="fitEnd"
android:src="@drawable/upsanjiao"/>
<ListView
android:id="@+id/checkweek_list"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:divider="@null"
android:dividerHeight="10dp"
android:scrollbars="none"
android:padding="10dp"
android:background="@drawable/btn_blue_on">
</ListView>
</LinearLayout>
在程序中使用:
public void onClick(View v) {
if( mCheckWeekPopupWindow == null ) {
mCheckWeekPopupWindow = new PopupWindow(this);
View contentView = LayoutInflater.from(this).inflate(R.layout.checkweek_popup_layout, null);
mCheckWeekPopupWindow.setContentView(contentView);
mCheckWeekPopupWindow.setWidth(mPopupWidth);
mCheckWeekPopupWindow.setHeight(ViewGroup.LayoutParams.MATCH_PARENT);
mList = (ListView) contentView.findViewById(R.id.checkweek_list);
mCheckWeekPopupWindow.setBackgroundDrawable(null);
mCheckWeekPopupWindow.setFocusable(false);
mCheckWeekPopupWindow.setOutsideTouchable(true);
mList.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
mCurrentYear.setText(((TextView)view).getText());
//讓popupWindow消失
mCheckWeekPopupWindow.dismiss();
mCheckWeekPopupWindow = null;
}
});
//去除背景
initPopupWindow();
//計算要偏移的像素
int offsetX = (ScreenUtil.getScreenWidth() - mPopupWidth) / 2;
mCheckWeekPopupWindow.showAsDropDown(mCheckWeek, offsetX, 0);
}
}
上面的就是我說的OnClick事件了,但是有一個問題,點擊空白處不會消失,我自己想到了一個解決辦法,那就是在整個佈局裏面在添加一個充滿全屏的View。監聽它的Touch事件,但是不消費事件僅僅將PopupWindow 關掉,接下來就是一樣的使用了,因爲PopupWindow裏面也使用了ListView,它也有一個Adapter:
package cn.karent.nanhang.adapter;
import android.content.Context;
import android.graphics.Color;
import android.graphics.drawable.ColorDrawable;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.TextView;
import cn.karent.nanhang.R;
/**
* Created by wan on 2016/12/27.
*/
public class WeekAdapter extends ArrayAdapter<String> {
private Context mContext;
private int mResourceId;
/**
* 顯示成績的Activity中顯示當前年份的TextView
*/
private TextView mTextView;
public WeekAdapter(Context context, int resourceId) {
super(context, resourceId);
mResourceId = resourceId;
mContext = context;
}
public void setWeekTextView(TextView textView) {
mTextView = textView;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
if( convertView == null) {
convertView = LayoutInflater.from(mContext).inflate(R.layout.check_week_layout, null);
}
TextView t = (TextView)convertView.findViewById(R.id.check_week_week);
String s = getItem(position);
//如果當前要加載的週數等於TextView裏面的週數,那麼改變背景色
Log.d("s:" + s, "mTextView.getText:" + mTextView.getText());
if( s.equals(mTextView.getText())) {
Log.d("WeekAdapter", "invoked!");
t.setBackground(new ColorDrawable(0xffffffff));
t.setTextColor(Color.rgb(0, 0, 0));
} else {
t.setBackground(null);
t.setTextColor(Color.rgb(255, 255, 255));
}
t.setText(s);
return convertView;
}
}
每一個Item的佈局:
<?xml version="1.0" encoding="utf-8"?>
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/check_week_week"
android:layout_width="match_parent"
android:layout_height="40dp"
android:gravity="center"
android:textSize="14sp"
android:layout_marginLeft="10dp"
android:layout_marginRight="10dp"
android:textColor="@android:color/white">
</TextView>
因爲這是一個顯示成績的Activity,先寫一個吧:
package cn.karent.nanhang.activity;
import android.app.Activity;
import android.graphics.drawable.ColorDrawable;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.PopupWindow;
import android.widget.TextView;
import cn.karent.nanhang.R;
import cn.karent.nanhang.adapter.ScoreAdapter;
import cn.karent.nanhang.adapter.WeekAdapter;
import cn.karent.nanhang.model.Score;
import cn.karent.nanhang.util.ScreenUtil;
/**
* Created by wan on 2016/12/26.
* 顯示成績的Activity
*/
public class ScoreActivity extends Activity implements View.OnClickListener{
/**
* 顯示成績的列表
*/
private ListView mScoreList;
/**
* 分數的Adapter
*/
private ScoreAdapter mScoreAdapter;
/**
* 選擇星期的View
*/
private View mCheckWeek;
/**
* 彈出框
*/
private PopupWindow mCheckWeekPopupWindow;
/**
* PopupWindow的寬度
*/
private int mPopupWidth;
/**
* 選擇年份的ListView
*/
private ListView mList;
/**
* 用來接收所有的事件但不消費,用於消除PopupWindow無法消失的情況
*/
private View mCancelPopup;
/**
* 顯示當前的年份
*/
private TextView mCurrentYear;
/**
* 顯示週數的Adapter
*/
private WeekAdapter mWeekAdapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.score_layout);
mScoreList = (ListView)findViewById(R.id.score_list);
mScoreAdapter = new ScoreAdapter(this, R.layout.score_item_layout);
fillContent();
mScoreList.setAdapter(mScoreAdapter);
mCheckWeek = findViewById(R.id.score_checkWeek);
mCheckWeek.setOnClickListener(this);
mPopupWidth = ScreenUtil.dp2px(250);
mCancelPopup = findViewById(R.id.score_cancelPopup);
mCancelPopup.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
if( mCheckWeekPopupWindow != null ) {
mCheckWeekPopupWindow.dismiss();
mCheckWeekPopupWindow = null;
}
return false;
}
});
mCurrentYear = (TextView)findViewById(R.id.score_week);
}
/**
* 填充測試數據
*/
private void fillContent() {
Score s = new Score();
s.setName("美食與文化");
s.setCourseTime("(總學時:20小時)");
s.setCourseProperty("全校任選課");
s.setProperty("選修");
s.setWay("考查");
s.setScore(93);
s.setCredit(1);
mScoreAdapter.add(s);
mScoreAdapter.add(s);
mScoreAdapter.add(s);
mScoreAdapter.add(s);
mScoreAdapter.add(s);
mScoreAdapter.add(s);
mScoreAdapter.add(s);
}
/**
* 初始化popupWindow當中的數據
*/
private void initPopupWindow() {
if( mWeekAdapter != null) {
mList.setAdapter(mWeekAdapter);
return;
}
mWeekAdapter = new WeekAdapter(this, R.layout.check_week_layout);
mWeekAdapter.setWeekTextView(mCurrentYear);
int year = 2015;
for(int i = 26; i > 0; i--) {
String s = year + "-" + (year + 1);
if( i % 2 == 0) {
s += "(上學期)";
} else {
s += "(下學期)";
}
mWeekAdapter.add(s);
year -= 1;
}
mList.setAdapter(mWeekAdapter);
}
/**
* 彈出選擇週數的框
* @param v
*/
@Override
public void onClick(View v) {
if( mCheckWeekPopupWindow == null ) {
mCheckWeekPopupWindow = new PopupWindow(this);
View contentView = LayoutInflater.from(this).inflate(R.layout.checkweek_popup_layout, null);
mCheckWeekPopupWindow.setContentView(contentView);
mCheckWeekPopupWindow.setWidth(mPopupWidth);
mCheckWeekPopupWindow.setHeight(ViewGroup.LayoutParams.MATCH_PARENT);
mList = (ListView) contentView.findViewById(R.id.checkweek_list);
mCheckWeekPopupWindow.setBackgroundDrawable(null);
mCheckWeekPopupWindow.setFocusable(false);
mCheckWeekPopupWindow.setOutsideTouchable(true);
mList.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
mCurrentYear.setText(((TextView)view).getText());
//讓popupWindow消失
mCheckWeekPopupWindow.dismiss();
mCheckWeekPopupWindow = null;
}
});
//去除背景
initPopupWindow();
//計算要偏移的像素
int offsetX = (ScreenUtil.getScreenWidth() - mPopupWidth) / 2;
mCheckWeekPopupWindow.showAsDropDown(mCheckWeek, offsetX, 0);
}
}
}
原先的PopupWindow會有一個半透明的背景,如果ContentView完全填充了背景就不會顯示出來,但是我這裏最上面是一個小箭頭,旁邊就顯示,解決辦法是直接將它的背景設置爲空:
mCheckWeekPopupWindow.setBackgroundDrawable(null);
在androidMenifest.xml裏面註冊一下:
<!--顯示成績的Activity-->
<activity android:name=".activity.ScoreActivity">
</activity>