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Programación => Java y Android => Mensaje iniciado por: $francisco en Abril 12, 2017, 10:19:01 pm

Título: aplicacion listview con imagen no se inicia ni lanza error
Publicado por: $francisco en Abril 12, 2017, 10:19:01 pm

muy buenas ire al grano.

MainActivity.java

Código: Java

1. package com.example.franciskiko.applicationlistview;
2.  
3. import android.support.v7.app.AppCompatActivity;
4. import android.os.Bundle;
5. import android.widget.AdapterView;
6. import android.widget.ListAdapter;
7. import android.widget.ListView;
8. import android.widget.AdapterView.OnItemClickListener;
9. import android.view.View;
10. import android.widget.Toast;
11.  
12. class listenItemClick implements OnItemClickListener {
13.  
14.   @Override
15.   public void onItemClick(AdapterView<?> parent, View view,int position, long id){
16.     ListAdapter lv = (ListAdapter) parent.getAdapter();
17.     String text = (String) lv.getItem(position);
18.     Toast.makeText(view.getContext(),text,Toast.LENGTH_SHORT).show();
19.   }
20.  
21. }
22.  
23. public class MainActivity extends AppCompatActivity {
24.  
25.   @Override
26.   protected void onCreate(Bundle savedInstanceState) {
27.     super.onCreate(savedInstanceState);
28.     setContentView(R.layout.simplelayout);
29.  
30.     Weather weather[] = new Weather[]{
31.       new Weather(R.drawable.soleado,"soleado"),
32.       new Weather(R.drawable.wx_66,"nuboso")
33.     };
34.  
35.     WeatherAdapter adapter = new WeatherAdapter(getApplicationContext(),R.layout.listview_item_row,weather);
36.     View header = (View)getLayoutInflater().inflate(R.layout.listview_header,null);
37.  
38.     ListView listview = (ListView) findViewById(R.id.listview_1);
39.     listview.setOnItemClickListener(new listenItemClick());
40.     listview.addHeaderView(header);
41.     listview.setAdapter(adapter);
42.   }

Weather.java

Código: Java

1. package com.example.franciskiko.applicationlistview;
2.  
3. /**
4.  * Created by franciskiko on 12/04/2017.
5.  */
6.  
7. public class Weather {
8.   int icon;
9.   String title;
10.  
11.   public Weather(int icon, String title){
12.     this.icon = icon;
13.     this.title = title;
14.   }
15.  
16. }

WeatherAdapter.java

Código: Java

1. package com.example.franciskiko.applicationlistview;
2.  
3. import android.content.Context;
4. import android.widget.ImageView;
5. import android.widget.TextView;
6. import android.view.LayoutInflater;
7. import android.view.View;
8. import android.view.ViewGroup;
9. import android.widget.ArrayAdapter;
10.  
11.  
12. public class WeatherAdapter extends ArrayAdapter<Weather> {
13.   Context context;
14.   int resource;
15.   Weather data[] = null;
16.   public WeatherAdapter(Context context, int resource, Weather[] data) {
17.     super(context, resource, data);
18.     this.context = context;
19.     this.resource = resource;
20.     this.data = data;
21.   }
22.  
23.   @Override
24.   public View getView(int position, View convertView, ViewGroup parent){
25.     View row = convertView;
26.     WeatherHolder holder = null;
27.     if(row == null){
28.       LayoutInflater inflater = LayoutInflater.from(context);
29.       row = inflater.inflate(resource,parent);
30.       holder = new WeatherHolder();
31.       holder.img = (ImageView) row.findViewById(R.id.imageView);
32.       holder.title = (TextView) row.findViewById(R.id.textView2);
33.       row.setTag(holder);
34.     }
35.     else{
36.       holder = (WeatherHolder) convertView.getTag();
37.     }
38.  
39.     Weather weather = data[position];
40.     holder.img.setImageResource(weather.icon);
41.     holder.title.setText(weather.title);
42.  
43.     return row;
44.   }
45.  
46.   static class WeatherHolder{
47.     ImageView img;
48.     TextView title;
49.   }
50. }

simplelayout.xml

Código: XML

1. <?xml version="1.0" encoding="utf-8"?>
2. <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
3.    android:orientation="vertical" android:layout_width="fill_parent"
4.    android:layout_height="fill_parent"
5.  >
6.   <ListView
7.    android:layout_width="fill_parent"
8.    android:layout_height="fill_parent"
9.    android:id="@+id/listview_1"/>
10. </LinearLayout>

listview_item_row.xml

Código: XML

1. <?xml version="1.0" encoding="utf-8"?>
2. <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
3.  xmlns:app="http://schemas.android.com/apk/res-auto"
4.  android:orientation="vertical" android:layout_width="match_parent"
5.    android:layout_height="match_parent">
6.  
7.   <ImageView
8.    android:id="@+id/imageView"
9.    android:layout_width="wrap_content"
10.    android:layout_height="match_parent"
11.     />
12.  
13.   <TextView
14.    android:id="@+id/textView2"
15.    android:layout_width="match_parent"
16.    android:layout_height="match_parent"
17.     />
18. </LinearLayout>

listview_header.xml

Código: XML

1. <?xml version="1.0" encoding="utf-8"?>
2. <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
3.    android:orientation="horizontal" android:layout_width="match_parent"
4.    android:layout_height="match_parent">
5.  
6.   <TextView
7.    android:id="@+id/textView"
8.    android:layout_width="match_parent"
9.    android:layout_height="wrap_content"
10.    android:text="TextView" />
11. </LinearLayout>

log de android studio

04-12 20:05:53.509 5075-5075/com.ionicframework.ionicproject641096 W/IInputConnectionWrapper: finishComposingText on inactive InputConnection
04-12 20:07:28.010 2281-2290/com.google.android.gms W/SQLiteConnectionPool: A SQLiteConnection object for database '/data/user/0/com.google.android.gms/databases/metrics.db' was leaked!  Please fix your application to end transactions in progress properly and to close the database when it is no longer needed.
04-12 20:07:28.048 2281-2290/com.google.android.gms W/SQLiteConnectionPool: A SQLiteConnection object for database '/data/user/0/com.google.android.gms/databases/help_responses.db.18' was leaked!  Please fix your application to end transactions in progress properly and to close the database when it is no longer needed.
04-12 20:07:28.053 2281-2290/com.google.android.gms W/SQLiteConnectionPool: A SQLiteConnection object for database '/data/user/0/com.google.android.gms/databases/auto_complete_suggestions.db' was leaked!  Please fix your application to end transactions in progress properly and to close the database when it is no longer needed.
04-12 20:08:35.800 2281-2290/com.google.android.gms W/SQLiteConnectionPool: A SQLiteConnection object for database '/data/user/0/com.google.android.gms/databases/metrics.db' was leaked!  Please fix your application to end transactions in progress properly and to close the database when it is no longer needed.
04-12 20:08:35.831 2281-2290/com.google.android.gms W/SQLiteConnectionPool: A SQLiteConnection object for database '/data/user/0/com.google.android.gms/databases/help_responses.db.18' was leaked!  Please fix your application to end transactions in progress properly and to close the database when it is no longer needed.
04-12 20:08:35.849 2281-2290/com.google.android.gms W/SQLiteConnectionPool: A SQLiteConnection object for database '/data/user/0/com.google.android.gms/databases/auto_complete_suggestions.db' was leaked!  Please fix your application to end transactions in progress properly and to close the database when it is no longer needed.
04-12 20:10:09.741 2281-2290/com.google.android.gms W/SQLiteConnectionPool: A SQLiteConnection object for database '/data/user/0/com.google.android.gms/databases/metrics.db' was leaked!  Please fix your application to end transactions in progress properly and to close the database when it is no longer needed.
04-12 20:10:10.036 2281-2290/com.google.android.gms W/SQLiteConnectionPool: A SQLiteConnection object for database '/data/user/0/com.google.android.gms/databases/help_responses.db.18' was leaked!  Please fix your application to end transactions in progress properly and to close the database when it is no longer needed.
04-12 20:10:10.053 2281-2290/com.google.android.gms W/SQLiteConnectionPool: A SQLiteConnection object for database '/data/user/0/com.google.android.gms/databases/auto_complete_suggestions.db' was leaked!  Please fix your application to end transactions in progress properly and to close the database when it is no longer needed.
04-12 20:10:51.207 2281-2290/com.google.android.gms W/SQLiteConnectionPool: A SQLiteConnection object for database '/data/user/0/com.google.android.gms/databases/metrics.db' was leaked!  Please fix your application to end transactions in progress properly and to close the database when it is no longer needed.
04-12 20:10:51.514 2281-2290/com.google.android.gms W/SQLiteConnectionPool: A SQLiteConnection object for database '/data/user/0/com.google.android.gms/databases/help_responses.db.18' was leaked!  Please fix your application to end transactions in progress properly and to close the database when it is no longer needed.
04-12 20:10:51.527 2281-2290/com.google.android.gms W/SQLiteConnectionPool: A SQLiteConnection object for database '/data/user/0/com.google.android.gms/databases/auto_complete_suggestions.db' was leaked!  Please fix your application to end transactions in progress properly and to close the database when it is no longer needed

Las imagenes estan en:

./res/drawable/soleado.png
./res/drawable/wx_66.png

Ni idea de porque no funciona pero no logro solucionar el problema.