mirror of
https://github.com/Michatec/Radio.git
synced 2026-03-31 23:46:28 +02:00
0a56971fa2
- Update the libary gson. - Deleted some unuseful Code. - added some locals to locales config.
129 lines
3.9 KiB
Kotlin
129 lines
3.9 KiB
Kotlin
/*
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* AddStationDialog.kt
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* Implements the AddStationDialog class
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* A AddStationDialog shows a dialog with list of stations to import
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*
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* This file is part of
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* TRANSISTOR - Radio App for Android
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*
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* Copyright (c) 2015-23 - Y20K.org
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* Licensed under the MIT-License
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* http://opensource.org/licenses/MIT
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*/
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package com.michatec.radio.dialogs
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import android.content.Context
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import android.view.LayoutInflater
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import androidx.appcompat.app.AlertDialog
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import androidx.recyclerview.widget.DefaultItemAnimator
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import androidx.recyclerview.widget.LinearLayoutManager
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import androidx.recyclerview.widget.RecyclerView
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import com.google.android.material.dialog.MaterialAlertDialogBuilder
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import com.michatec.radio.R
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import com.michatec.radio.core.Station
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import com.michatec.radio.search.SearchResultAdapter
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/*
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* AddStationDialog class
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*/
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class AddStationDialog (
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private val context: Context,
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private val stationList: List<Station>,
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private val listener: AddStationDialogListener) :
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SearchResultAdapter.SearchResultAdapterListener {
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/* Interface used to communicate back to activity */
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interface AddStationDialogListener {
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fun onAddStationDialog(station: Station)
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}
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/* Main class variables */
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private lateinit var dialog: AlertDialog
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private lateinit var stationSearchResultList: RecyclerView
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private lateinit var searchResultAdapter: SearchResultAdapter
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private var station: Station = Station()
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/* Overrides onSearchResultTapped from SearchResultAdapterListener */
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override fun onSearchResultTapped(result: Station) {
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station = result
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// make add button clickable
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activateAddButton()
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}
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/* Construct and show dialog */
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fun show() {
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// prepare dialog builder
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val builder = MaterialAlertDialogBuilder(context)
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// set title
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builder.setTitle(R.string.dialog_add_station_title)
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// get views
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val inflater = LayoutInflater.from(context)
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val view = inflater.inflate(R.layout.dialog_add_station, null)
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stationSearchResultList = view.findViewById(R.id.station_list)
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// set up list of search results
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setupRecyclerView(context)
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// add okay ("Add") button
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builder.setPositiveButton(R.string.dialog_find_station_button_add) { _, _ ->
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// listen for click on add button
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listener.onAddStationDialog(station)
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searchResultAdapter.stopPrePlayback()
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}
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// add cancel button
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builder.setNegativeButton(R.string.dialog_generic_button_cancel) { _, _ ->
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searchResultAdapter.stopPrePlayback()
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}
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// handle outside-click as "no"
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builder.setOnCancelListener {
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searchResultAdapter.stopPrePlayback()
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}
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// set dialog view
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builder.setView(view)
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// create and display dialog
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dialog = builder.create()
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dialog.show()
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// initially disable "Add" button
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dialog.getButton(AlertDialog.BUTTON_POSITIVE).isEnabled = false
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}
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/* Sets up list of results (RecyclerView) */
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private fun setupRecyclerView(context: Context) {
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searchResultAdapter = SearchResultAdapter(this, stationList)
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stationSearchResultList.adapter = searchResultAdapter
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val layoutManager: LinearLayoutManager = object: LinearLayoutManager(context) {
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override fun supportsPredictiveItemAnimations(): Boolean {
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return true
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}
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}
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stationSearchResultList.layoutManager = layoutManager
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stationSearchResultList.itemAnimator = DefaultItemAnimator()
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}
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/* Implement activateAddButton to enable the "Add" button */
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override fun activateAddButton() {
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dialog.getButton(AlertDialog.BUTTON_POSITIVE).isEnabled = true
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}
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/* Implement deactivateAddButton to disable the "Add" button */
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override fun deactivateAddButton() {
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dialog.getButton(AlertDialog.BUTTON_POSITIVE).isEnabled = false
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}
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} |