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LinDevHardLinDevHard
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Add ListView Adapter, first connect db
1 parent 0eca15e commit a4a3acf

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6 files changed

+181
-37
lines changed

6 files changed

+181
-37
lines changed

‎app/src/main/java/com/hackware/mormont/notebook/DbWorkerThread.kt‎

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package com.hackware.mormont.notebook
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import android.os.Handler
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import android.os.HandlerThread
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class DbWorkerThread(threadName: String) :HandlerThread(threadName){
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private lateinit var mWorkerHandler: Handler
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override fun onLooperPrepared() {
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super.onLooperPrepared()
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mWorkerHandler = Handler(looper)
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}
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fun postTask(task:Runnable){
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mWorkerHandler.post(task)
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}
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}

‎app/src/main/java/com/hackware/mormont/notebook/MainActivity.kt‎

Lines changed: 45 additions & 2 deletions
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@@ -3,22 +3,50 @@ package com.hackware.mormont.notebook
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import android.content.Intent
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import androidx.appcompat.app.AppCompatActivity
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import android.os.Bundle
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import android.os.Handler
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import android.view.*
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import android.widget.ListView
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import android.widget.PopupMenu
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import com.hackware.mormont.notebook.adapters.NoteListAdapter
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import com.hackware.mormont.notebook.db.NotesDataBase
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import org.wordpress.android.util.ToastUtils.showToast
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class MainActivity : AppCompatActivity(), PopupMenu.OnMenuItemClickListener {
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private var mDb: NotesDataBase? = null
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private lateinit var mListView: ListView
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private lateinit var mAdapter: NoteListAdapter
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private lateinit var mFab : View
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private lateinit var mDbWorkerThread: DbWorkerThread
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private val mUiHandler = Handler()
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_main)
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setSupportActionBar(findViewById(R.id.toolbar))
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val fab: View = findViewById(R.id.fab)
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fab.setOnClickListener { view ->
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mFab = findViewById(R.id.fab)
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mDbWorkerThread = DbWorkerThread("dbWorkerThread")
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mDbWorkerThread.start()
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mListView = findViewById(R.id.listView)
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mDb = NotesDataBase.getInstance(this)
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mFab.setOnClickListener { view ->
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startActivity(Intent(this, Editor::class.java))
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}
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loadDataInListView()
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}
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override fun onResume() {
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super.onResume()
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loadDataInListView()
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}
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override fun onCreateOptionsMenu(menu: Menu): Boolean {
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val inflater: MenuInflater = menuInflater
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inflater.inflate(R.menu.appbar_menu, menu)
@@ -54,4 +82,19 @@ class MainActivity : AppCompatActivity(), PopupMenu.OnMenuItemClickListener {
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else -> false
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}
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}
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private fun loadDataInListView(){
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val task = Runnable {
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val notesData = mDb?.notesDataDao()?.getAll()
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mUiHandler.post {
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if (notesData == null || notesData.size == 0){
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showToast(this, "NoData in Cashe...")
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} else{
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mAdapter = NoteListAdapter(this, ArrayList(notesData))
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mListView.adapter = mAdapter
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}
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}
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}
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mDbWorkerThread.postTask(task)
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}
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}

‎app/src/main/java/com/hackware/mormont/notebook/adapters/NoteListAdapter.kt‎

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package com.hackware.mormont.notebook.adapters
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import android.app.Activity
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import android.content.Context
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import android.widget.BaseAdapter
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import android.widget.TextView
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import com.hackware.mormont.notebook.db.entity.NotesData
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import com.hackware.mormont.notebook.R
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class NoteListAdapter(private var activity: Activity, private var items: ArrayList<NotesData>): BaseAdapter() {
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private class ViewHolder(row: View?){
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var title: TextView? = null
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var noteContent: TextView? = null
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init {
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this.title = row?.findViewById(R.id.title)
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this.noteContent = row?.findViewById(R.id.noteContent)
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}
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}
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override fun getView(position: Int, convertView: View?, parent: ViewGroup): View {
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val view: View?
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val viewHolder : ViewHolder
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if (convertView == null){
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val inflater = activity.getSystemService(Context.LAYOUT_INFLATER_SERVICE) as LayoutInflater
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view = inflater.inflate(R.layout.note_listview, null)
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viewHolder = ViewHolder(view)
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view?.tag = viewHolder
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} else {
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view = convertView
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viewHolder = view.tag as ViewHolder
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}
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val noteData = items[position]
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viewHolder.title?.text = noteData.title
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viewHolder.noteContent?.text = noteData.strContent
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return view as View
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}
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override fun getItem(position: Int): NotesData{
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return items[position]
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}
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override fun getItemId(position: Int): Long {
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return position.toLong()
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}
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override fun getCount(): Int{
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return items.size
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}
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}

‎app/src/main/res/layout/activity_editor.xml‎

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Original file line numberDiff line numberDiff line change
@@ -63,7 +63,7 @@
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android:layout_height="wrap_content"
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android:layout_marginStart="20dp"
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android:layout_marginEnd="10dp"
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android:imeOptions="flagNavigateNext"
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android:imeOptions="actionNext"
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android:textStyle="bold"
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android:backgroundTint="@android:color/transparent"
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android:inputType="textCapSentences|textMultiLine"

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

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Original file line numberDiff line numberDiff line change
@@ -1,49 +1,50 @@
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<?xml version="1.0" encoding="utf-8"?>
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<androidx.coordinatorlayout.widget.CoordinatorLayout
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<androidx.constraintlayout.widget.ConstraintLayout
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xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:tools="http://schemas.android.com/tools"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:background="@color/secondaryTextColor"
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tools:context=".MainActivity">
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<LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content">
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<androidx.appcompat.widget.Toolbar
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android:id="@+id/toolbar"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:layout_margin="10dp"
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app:theme="@style/CustomToolbar"
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app:title="@string/app_name"
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android:elevation="10dp">
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</androidx.appcompat.widget.Toolbar>
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</LinearLayout>
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<androidx.appcompat.widget.AppCompatImageView
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android:layout_width="75dp"
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android:layout_height="75dp"
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android:layout_marginBottom="20dp"
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android:layout_gravity="center"
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android:src="@drawable/ic_event_note_black_24dp"/>
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<TextView
31-
android:layout_width="wrap_content"
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tools:context=".MainActivity" android:id="@+id/coordinatorLayout" tools:layout_editor_absoluteY="25dp">
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<androidx.appcompat.widget.Toolbar
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android:id="@+id/toolbar"
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android:layout_width="match_parent"
3215
android:layout_height="wrap_content"
33-
android:textAlignment="center"
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android:text="@string/tryAddnewNote"
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android:layout_gravity="center"
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android:layout_marginTop="120dp"
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android:textSize="14sp"
38-
android:textStyle="bold" android:fontFamily="sans-serif"/>
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app:theme="@style/CustomToolbar"
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app:title="@string/app_name"
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android:elevation="16dp"
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android:layout_marginTop="8dp"
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app:layout_constraintTop_toTopOf="parent"
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app:layout_constraintStart_toStartOf="parent"
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android:layout_marginStart="8dp" app:layout_constraintEnd_toEndOf="@+id/listView"
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android:layout_marginEnd="8dp"
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>
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</androidx.appcompat.widget.Toolbar>
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<ListView
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android:layout_width="match_parent"
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android:layout_height="0dp" android:id="@+id/listView" android:scrollbars="vertical"
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android:visibility="visible"
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app:layout_constraintStart_toStartOf="@id/toolbar"
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app:layout_constraintHorizontal_bias="0.5" app:layout_constraintEnd_toEndOf="parent"
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android:layout_marginBottom="8dp" app:layout_constraintBottom_toBottomOf="parent"
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app:layout_constraintTop_toBottomOf="@+id/toolbar" android:layout_marginStart="8dp"
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android:layout_marginTop="12dp" android:layout_marginEnd="8dp"/>
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<com.google.android.material.floatingactionbutton.FloatingActionButton
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android:id="@+id/fab"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_gravity="bottom|end"
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android:elevation="10dp"
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android:layout_margin="16dp"
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android:src="@drawable/ic_edit_black_24dp"/>
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android:src="@drawable/ic_edit_black_24dp"
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app:layout_constraintEnd_toEndOf="parent"
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android:layout_marginEnd="16dp" android:layout_marginBottom="16dp"
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app:layout_constraintBottom_toBottomOf="parent"/>
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</androidx.coordinatorlayout.widget.CoordinatorLayout>
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</androidx.constraintlayout.widget.ConstraintLayout>

‎app/src/main/res/layout/note_listview.xml‎

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<?xml version="1.0" encoding="utf-8"?>
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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
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android:orientation="vertical"
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android:layout_width="match_parent"
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android:layout_height="wrap_content">
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<LinearLayout
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:layout_centerVertical="true"
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android:orientation="vertical">
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<TextView
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android:id="@+id/title"
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android:text="Title"
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android:textStyle="bold"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"/>
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<TextView
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android:id="@+id/noteContent"
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android:text="content"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"/>
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</LinearLayout>
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</RelativeLayout>

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