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Code Issues Releases Wiki Activity

Utworzenie obiektu klasy RecyclerView, utworzenie obiektu Adaptera i przypisane danych

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Naiki00 2021-01-08 23:10:59 +01:00
parent 5eec31c7ed
commit 43ba322849
1 changed files with 34 additions and 7 deletions
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41
app/src/main/java/com/example/notatkon/MainActivity.java
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@ -1,17 +1,22 @@
package com.example.notatkon; package com.example.notatkon;
import android.os.Bundle; import android.os.Bundle;
import android.view.Menu;
import com.google.android.material.floatingactionbutton.FloatingActionButton; import android.view.MenuItem;
import com.google.android.material.snackbar.Snackbar; import android.view.View;
import androidx.appcompat.app.AppCompatActivity; import androidx.appcompat.app.AppCompatActivity;
import androidx.appcompat.widget.Toolbar; import androidx.appcompat.widget.Toolbar;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import android.view.View; import com.example.notatkon.note.Note;
import com.google.android.material.floatingactionbutton.FloatingActionButton;
import com.google.android.material.snackbar.Snackbar;
import android.view.Menu; import com.example.notatkon.note.NoteAdapter;
import android.view.MenuItem;
import java.util.ArrayList;
public class MainActivity extends AppCompatActivity { public class MainActivity extends AppCompatActivity {
@ -19,9 +24,11 @@ public class MainActivity extends AppCompatActivity {
protected void onCreate(Bundle savedInstanceState) { protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState); super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main); setContentView(R.layout.activity_main);
/*
Toolbar toolbar = findViewById(R.id.toolbar); Toolbar toolbar = findViewById(R.id.toolbar);
setSupportActionBar(toolbar); setSupportActionBar(toolbar);
*/
FloatingActionButton fab = findViewById(R.id.fab); FloatingActionButton fab = findViewById(R.id.fab);
fab.setOnClickListener(new View.OnClickListener() { fab.setOnClickListener(new View.OnClickListener() {
@Override @Override
@ -30,8 +37,26 @@ public class MainActivity extends AppCompatActivity {
.setAction("Action", null).show(); .setAction("Action", null).show();
} }
}); });
//metody
//https://developer.android.com/reference/androidx/recyclerview/widget/RecyclerView#next-steps
RecyclerView recyclerView = (RecyclerView) findViewById(R.id.notes);
//ustaw LayoutManagera
recyclerView.setLayoutManager(new LinearLayoutManager(this));
//wczytaj listę z klasy Note oraz dodaj obiekt jej klasy
ArrayList<Note> notes = new ArrayList<Note>();
notes.add(new Note());
//połącz Adapter z RecycleView
recyclerView.setAdapter(new NoteAdapter(notes, recyclerView));
} }
/*
@Override @Override
public boolean onCreateOptionsMenu(Menu menu) { public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present. // Inflate the menu; this adds items to the action bar if it is present.
@ -53,4 +78,6 @@ public class MainActivity extends AppCompatActivity {
return super.onOptionsItemSelected(item); return super.onOptionsItemSelected(item);
} }
*/
} }