全部代码https://gitee.com/Cutele/weather-forecast-v1
增加了发送短信等功能
b站视频链接
主页面写的闪退了,就不记录了。
主要是借助适配器显示自己想要显示的页面。
<?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=".city_manager.CityManagerActivity"
android:background="@mipmap/bg"
>
<RelativeLayout
android:id="@+id/city_top_layout"
android:background="#F5F5F5"
android:layout_width="match_parent"
android:layout_height="50dp">
<ImageView
android:id="@+id/city_iv_back"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:src="@mipmap/icon_back"
android:layout_marginLeft="10dp"
></ImageView>
<ImageView
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:id="@+id/city_iv_delete"
android:src="@mipmap/icon_write"
android:layout_alignParentRight="true"
android:layout_marginRight="10dp"
></ImageView>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/city_tv_title"
android:text="城市管理"
android:textSize="25dp"
android:textStyle="bold"
android:layout_centerInParent="true"
></TextView>
</RelativeLayout>
<ImageView
android:id="@+id/city_line"
android:layout_width="match_parent"
android:layout_height="1dp"
android:background="#DCDCDC"
android:layout_below="@id/city_top_layout"
></ImageView>
<ListView
android:id="@+id/city_lv"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_below="@id/city_line"
android:divider="@null"
></ListView>
<ImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/city_iv_add"
android:src="@mipmap/icon_add"
android:layout_alignParentRight="true"
android:layout_alignParentBottom="true"
android:layout_margin="30dp"
android:padding="10dp"
></ImageView>
</RelativeLayout>
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:orientation="vertical" android:layout_width="match_parent"
android:layout_height="match_parent"
android:padding="5dp">
<androidx.cardview.widget.CardView
android:id="@+id/item_city_cv"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="3dp"
app:cardCornerRadius="10dp"
app:cardElevation="5dp"
app:contentPadding="10dp">
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="wrap_content">
<TextView
android:id="@+id/item_city_tv_city"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="20dp"
android:text="北京"
android:textSize="22sp"
android:textStyle="bold" />
<TextView
android:id="@+id/item_city_tv_temp"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textSize="40sp"
android:layout_alignParentRight="true"
android:layout_marginRight="20dp"
android:text="12℃"/>
<ImageView
android:id="@+id/item_city_line1"
android:layout_width="match_parent"
android:layout_height="2dp"
android:layout_below="@id/item_city_tv_temp"
android:layout_marginTop="10dp"
android:layout_marginBottom="10dp"
android:background="#808A87"/>
<TextView
android:id="@+id/item_city_tv_condition"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textSize="16sp"
android:layout_below="@id/item_city_line1"
android:text="天气:晴"/>
<TextView
android:id="@+id/item_city_line2"
android:layout_width="2dp"
android:layout_height="20dp"
android:layout_toRightOf="@id/item_city_tv_condition"
android:layout_marginLeft="5dp"
android:layout_marginRight="5dp"
android:background="#808A87"
android:layout_below="@id/item_city_line1"/>
<TextView
android:id="@+id/item_city_wind"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textSize="16sp"
android:layout_toRightOf="@id/item_city_line2"
android:layout_below="@id/item_city_line1"
android:text="西南风2级"/>
<TextView
android:id="@+id/item_city_temprange"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@id/item_city_line1"
android:textSize="16sp"
android:layout_alignParentRight="true"
android:text="16~9℃"
android:layout_marginRight="20dp"/>
</RelativeLayout>
</androidx.cardview.widget.CardView>
</LinearLayout>
package com.example.weather.city_manager;
import androidx.appcompat.app.AppCompatActivity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import com.example.weather.R;
import com.example.weather.db.DBManager;
import com.example.weather.db.DatabaseBean;
import java.util.ArrayList;
import java.util.List;
public class CityManagerActivity extends AppCompatActivity implements View.OnClickListener {
ImageView addIv,backIv,deleteIv;
ListView cityLv;
List<String> mDatas;//列表数据源
String[]hotCitys = {
"北京","上海","广州","深圳","珠海","佛山","南京","苏州","厦门","长沙","成都","福州",
"杭州","武汉","青岛","西安","太原","沈阳","重庆","天津","南宁"};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_city_manager);
cityLv = findViewById(R.id.city_lv);
mDatas = new ArrayList<>();
mDatas.add("北京");
mDatas.add("上海");
mDatas.add("广州");
mDatas.add("深圳");
cityLv.setAdapter(new CityManagerAdapter(this,mDatas));
}
@Override
public void onClick(View view) {
}
}
自定义适配器
package com.example.weather.city_manager;
import android.content.Context;
import android.net.Uri;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;
import com.example.weather.R;
import com.example.weather.db.DatabaseBean;
import com.example.weather.juhe.JHTempBean;
import com.google.gson.Gson;
import java.util.List;
public class CityManagerAdapter extends BaseAdapter {
Context context;
List<String> mDatas;
public CityManagerAdapter(Context context, List<String> mDatas) {
this.context = context;
this.mDatas = mDatas;
}
@Override
public int getCount() {
return mDatas.size();
}
@Override
public Object getItem(int i) {
return mDatas.get(i);
}
@Override
public long getItemId(int i) {
return i;
}
@Override
public View getView(int i, View view, ViewGroup viewGroup) {
ViewHolder holder = null;
View convertView = null;
if (convertView == null) {
convertView = LayoutInflater.from(context).inflate(R.layout.item_city_manager,null);
holder = new ViewHolder(convertView);
convertView.setTag(holder);
}else{
holder = (ViewHolder) convertView.getTag();
}
String bean = mDatas.get(i);
holder.cityTv.setText(bean);
return convertView;
}
static class ViewHolder{
TextView cityTv,conTv,currentTempTv,windTv,tempRangeTv;
public ViewHolder(View itemView){
cityTv = itemView.findViewById(R.id.item_city_tv_city);
conTv = itemView.findViewById(R.id.item_city_tv_condition);
currentTempTv = itemView.findViewById(R.id.item_city_tv_temp);
windTv = itemView.findViewById(R.id.item_city_wind);
tempRangeTv = itemView.findViewById(R.id.item_city_temprange);
}
}
}
<?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"
android:orientation="vertical"
tools:context=".city_manager.DeleteCityActivity"
android:background="@mipmap/bg"
>
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="60dp"
android:background="#F5F5F5"
android:id="@+id/delete_top_layout">
<ImageView
android:id="@+id/delete_iv_error"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:src="@mipmap/icon_error"
android:layout_marginLeft="5dp"/>
<ImageView
android:id="@+id/delete_iv_right"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:src="@mipmap/icon_right"
android:layout_alignParentRight="true"
android:layout_marginRight="5dp"/>
<TextView
android:id="@+id/delete_tv_title"
android:text="城市管理"
android:layout_centerInParent="true"
android:textSize="18sp"
android:textStyle="bold"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
</RelativeLayout>
<ImageView
android:layout_width="match_parent"
android:layout_height="1dp"
android:background="#DCDCDC"/>
<ListView
android:layout_below="@id/delete_top_layout"
android:id="@+id/delete_lv"
android:divider="@null"
android:layout_width="match_parent"
android:layout_height="match_parent"></ListView>
</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"
android:orientation="vertical" android:layout_width="match_parent"
android:layout_height="match_parent"
android:padding="5dp">
<androidx.cardview.widget.CardView
android:id="@+id/item_delete_cv"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="5dp"
app:cardElevation="5dp"
app:cardCornerRadius="10dp"
app:contentPadding="20dp">
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="60dp">
<ImageView
android:id="@+id/item_delete_iv"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@mipmap/icon_laji"
android:layout_centerVertical="true"
android:layout_marginLeft="10dp"
/>
<TextView
android:id="@+id/item_delete_tv"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="北京"
android:textSize="20sp"
android:layout_toRightOf="@id/item_delete_iv"
android:layout_centerVertical="true"
android:layout_marginLeft="20dp"
android:textStyle="bold"/>
</RelativeLayout>
</androidx.cardview.widget.CardView>
</RelativeLayout>
package com.example.weather.city_manager;
import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import com.example.weather.R;
import java.util.ArrayList;
import java.util.List;
public class DeleteCityActivity extends AppCompatActivity {
ListView deleteLv;
String[] hotCitys = {
"北京","上海","广州","深圳","珠海","佛山","南京","苏州","厦门","长沙","成都","福州",
"杭州","武汉","青岛","西安","太原","沈阳","重庆","天津","南宁"};
List<String> mDatas;//列表数据源
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_delete_city);
deleteLv = findViewById(R.id.delete_lv);//找到组件
//传入数据
mDatas = new ArrayList<>();
mDatas.add("北京");
mDatas.add("上海");
mDatas.add("广州");
mDatas.add("深圳");
//设置适配器
deleteLv.setAdapter(new DeleteCityAdapter(this,mDatas));
}
}
package com.example.weather.city_manager;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;
import com.example.weather.R;
import java.util.List;
public class DeleteCityAdapter extends BaseAdapter {
Context context;
List<String> mDatas;
List<String>deleteCitys;
private LayoutInflater inflater;
public DeleteCityAdapter(Context context, List<String> mDatas) {
this.context = context;
this.mDatas = mDatas;
}
@Override
public int getCount() {
return mDatas.size();
}
@Override
public Object getItem(int i) {
return mDatas.get(i);
}
@Override
public long getItemId(int i) {
return i;
}
@Override
public View getView(int i, View view, ViewGroup viewGroup) {
DeleteCityAdapter.ViewHolder holder = null;
View convertView = null;
if (convertView == null) {
convertView = LayoutInflater.from(context).inflate(R.layout.item_deletecity,null);
holder = new DeleteCityAdapter.ViewHolder(convertView);
convertView.setTag(holder);
}else{
holder = (DeleteCityAdapter.ViewHolder) convertView.getTag();
}
String bean = mDatas.get(i);
holder.cityTv.setText(bean);
return convertView;
}
class ViewHolder{
TextView cityTv,conTv,currentTempTv,windTv,tempRangeTv;
public ViewHolder(View itemView){
cityTv = itemView.findViewById(R.id.item_delete_tv);
}
}
}
<?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"
android:padding="10dp"
android:background="@mipmap/bg">
<ImageView
android:id="@+id/search_iv_submit"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentRight="true"
android:layout_marginLeft="5dp"
android:src="@mipmap/icon_search"/>
<EditText
android:id="@+id/search_et"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:padding="3dp"
android:layout_toLeftOf="@id/search_iv_submit"
android:hint="搜索国内城市:"
android:background="@drawable/searchbg"/>
<TextView
android:id="@+id/search_tv"
android:layout_below="@id/search_et"
android:layout_marginTop="20dp"
android:textSize="16sp"
android:textStyle="bold"
android:text="热门城市"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
<GridView
android:id="@+id/search_gv"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_below="@id/search_tv"
android:numColumns="5"></GridView>
</RelativeLayout>
<?xml version="1.0" encoding="utf-8"?>
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:padding="5dp"
android:gravity="center"
android:text="北京"
android:background="@drawable/frag_bg">
</TextView>
package com.example.weather.city_manager;
import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.EditText;
import android.widget.GridView;
import android.widget.ImageView;
import com.example.weather.R;
public class SearchCityActivity extends AppCompatActivity implements View.OnClickListener{
EditText searchEt;
ImageView submitIv;
GridView searchGv;
String[]hotCitys = {
"北京","上海","广州","深圳","珠海","佛山","南京","苏州","厦门","长沙","成都","福州",
"杭州","武汉","青岛","西安","太原","沈阳","重庆","天津","南宁"};
private ArrayAdapter<String> adapter;
String city;
@Override
protected void onCreate(Bundle savedInstanceState) {
//setContentView(R.layout.activity_search_city);
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_search_city);
searchEt = findViewById(R.id.search_et);
submitIv = findViewById(R.id.search_iv_submit);
searchGv = findViewById(R.id.search_gv);
submitIv.setOnClickListener(this);
// 设置适配器
adapter = new ArrayAdapter<>(this, R.layout.item_hotcity, hotCitys);
searchGv.setAdapter(adapter);
// setListener();
}
@Override
public void onClick(View view) {
}
}
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