db, scrollview

android/DBDemo/app/build.gradle

@@ -30,6 +30,7 @@ dependencies {
     implementation 'androidx.core:core-ktx:1.3.1'
     implementation 'androidx.appcompat:appcompat:1.2.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.0.1'
+    implementation 'androidx.recyclerview:recyclerview:1.1.0'
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'androidx.test.ext:junit:1.1.2'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'

android/DBDemo/app/src/main/java/ee/taltech/mobile2020/dbdemo/DataRecyclerViewAdapter.kt

+package ee.taltech.mobile2020.dbdemo
+
+import android.content.Context
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.recyclerview.widget.RecyclerView
+import kotlinx.android.synthetic.main.row_view.view.*
+
+class DataRecyclerViewAdapter(private val context: Context, private val repo: PersonRepository) : RecyclerView.Adapter<DataRecyclerViewAdapter.ViewHolder>() {
+
+    lateinit var dataSet: List<Person>
+
+    fun refreshData() {
+        dataSet = repo.getAll()
+    }
+
+    init {
+        refreshData()
+    }
+
+    private val inflater = LayoutInflater.from(context)
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
+        val rowView = inflater.inflate(R.layout.row_view, parent, false)
+        return ViewHolder(rowView)
+    }
+
+    override fun onBindViewHolder(holder: ViewHolder, position: Int) {
+        val person = dataSet.get(position)
+        holder.itemView.textViewId.text = person.id.toString()
+        holder.itemView.textViewFirstName.text = person.firstName
+        holder.itemView.textViewLastName.text = person.lastName
+    }
+
+    override fun getItemCount(): Int {
+        return dataSet.count()
+    }
+
+
+    inner class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView)
+
+}
\ No newline at end of file

android/DBDemo/app/src/main/java/ee/taltech/mobile2020/dbdemo/MainActivity.kt

@@ -3,24 +3,44 @@ package ee.taltech.mobile2020.dbdemo
 import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
 import android.util.Log
+import android.view.View
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import kotlinx.android.synthetic.main.activity_main.*
 
 class MainActivity : AppCompatActivity() {
 
     private lateinit var personRepo: PersonRepository
+    private lateinit var adapter: RecyclerView.Adapter<*>
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
 
+
         personRepo = PersonRepository(this).open()
 
-        personRepo.add(Person("Andres", "Käver"))
-        personRepo.add(Person("Kerman", "Saapar"))
 
-        val persons = personRepo.getAll()
+        recylerViewPersons.layoutManager = LinearLayoutManager(this)
+        adapter = DataRecyclerViewAdapter(this, personRepo)
+        recylerViewPersons.adapter = adapter
+
+    }
+
+    fun buttonAddPersonOnClick(view: View) {
+        personRepo.add(
+            Person(
+                editTextTextPersonFirstName.text.toString(),
+                editTextTextPersonLastName.text.toString()
+            )
+        )
+        (adapter as DataRecyclerViewAdapter).refreshData()
+
+        adapter.notifyDataSetChanged()
+    }
 
-        persons.forEach  { person ->
-            Log.d("Person",  person.id.toString() + " "  + person.firstName + " " + person.lastName)
-        }
+    override fun onDestroy() {
+        super.onDestroy()
+        personRepo.close()
     }
 }
\ No newline at end of file

android/DBDemo/app/src/main/res/layout/activity_main.xml

@@ -6,13 +6,47 @@
     android:layout_height="match_parent"
     tools:context=".MainActivity">
 
-    <TextView
+    <EditText
+        android:id="@+id/editTextTextPersonFirstName"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:text="Hello World!"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintLeft_toLeftOf="parent"
-        app:layout_constraintRight_toRightOf="parent"
+        android:layout_marginStart="32dp"
+        android:layout_marginTop="32dp"
+        android:ems="10"
+        android:inputType="textPersonName"
+        android:text="Name"
+        app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent" />
 
+    <EditText
+        android:id="@+id/editTextTextPersonLastName"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="32dp"
+        android:layout_marginTop="16dp"
+        android:ems="10"
+        android:inputType="textPersonName"
+        android:text="Name"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/editTextTextPersonFirstName" />
+
+    <Button
+        android:id="@+id/buttonAddPerson"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginEnd="32dp"
+        android:onClick="buttonAddPersonOnClick"
+        android:text="Add"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="@+id/editTextTextPersonLastName" />
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/recylerViewPersons"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:layout_marginTop="32dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/editTextTextPersonLastName" />
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file

android/DBDemo/app/src/main/res/layout/row_view.xml

+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout
+    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="64dp">
+
+    <TextView
+        android:id="@+id/textViewId"
+        android:layout_width="32dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="32dp"
+        android:text="TextView"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/textViewFirstName"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="32dp"
+        android:text="TextView"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toEndOf="@+id/textViewId"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/textViewLastName"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="32dp"
+        android:text="TextView"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toEndOf="@+id/textViewFirstName"
+        app:layout_constraintTop_toTopOf="parent" />
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file