mirror of https://github.com/Xe/xesite_android
103 lines
3.9 KiB
Kotlin
103 lines
3.9 KiB
Kotlin
package website.christine.xesite
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import android.app.Activity
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import android.appwidget.AppWidgetManager
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import android.content.Context
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import android.content.Intent
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import android.os.Bundle
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import android.view.View
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import android.widget.EditText
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import website.christine.xesite.databinding.CurrentPostWidgetConfigureBinding
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/**
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* The configuration screen for the [CurrentPostWidget] AppWidget.
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*/
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class CurrentPostWidgetConfigureActivity : Activity() {
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private var appWidgetId = AppWidgetManager.INVALID_APPWIDGET_ID
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private lateinit var appWidgetText: EditText
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private var onClickListener = View.OnClickListener {
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val context = this@CurrentPostWidgetConfigureActivity
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// When the button is clicked, store the string locally
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val widgetText = appWidgetText.text.toString()
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saveTitlePref(context, appWidgetId, widgetText)
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// It is the responsibility of the configuration activity to update the app widget
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val appWidgetManager = AppWidgetManager.getInstance(context)
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updateAppWidget(context, appWidgetManager, appWidgetId)
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// Make sure we pass back the original appWidgetId
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val resultValue = Intent()
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resultValue.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId)
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setResult(RESULT_OK, resultValue)
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finish()
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}
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private lateinit var binding: CurrentPostWidgetConfigureBinding
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public override fun onCreate(icicle: Bundle?) {
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super.onCreate(icicle)
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// Set the result to CANCELED. This will cause the widget host to cancel
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// out of the widget placement if the user presses the back button.
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setResult(RESULT_CANCELED)
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binding = CurrentPostWidgetConfigureBinding.inflate(layoutInflater)
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setContentView(binding.root)
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appWidgetText = binding.appwidgetText as EditText
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binding.addButton.setOnClickListener(onClickListener)
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// Find the widget id from the intent.
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val intent = intent
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val extras = intent.extras
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if (extras != null) {
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appWidgetId = extras.getInt(
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AppWidgetManager.EXTRA_APPWIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID)
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}
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// If this activity was started with an intent without an app widget ID, finish with an error.
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if (appWidgetId == AppWidgetManager.INVALID_APPWIDGET_ID) {
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finish()
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return
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}
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appWidgetText.setText(loadTitlePref(this@CurrentPostWidgetConfigureActivity, appWidgetId))
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}
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}
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private const val PREFS_NAME = "website.christine.xesite.CurrentPostWidget"
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private const val PREF_PREFIX_KEY = "appwidget_"
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internal fun savePref(ctx: Context, key: String, value: String) {
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val prefs = ctx.getSharedPreferences(PREFS_NAME, 0).edit()
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prefs.putString(PREF_PREFIX_KEY + key, value)
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prefs.apply()
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}
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internal fun loadPref(ctx: Context, key: String, default: String): String {
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val prefs = ctx.getSharedPreferences(PREFS_NAME, 0)
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val titleValue = prefs.getString(PREF_PREFIX_KEY + key, null)
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return titleValue ?: default
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}
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// Write the prefix to the SharedPreferences object for this widget
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internal fun saveTitlePref(context: Context, appWidgetId: Int, text: String) {
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val prefs = context.getSharedPreferences(PREFS_NAME, 0).edit()
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prefs.putString(PREF_PREFIX_KEY + appWidgetId, text)
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prefs.apply()
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}
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// Read the prefix from the SharedPreferences object for this widget.
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// If there is no preference saved, get the default from a resource
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internal fun loadTitlePref(context: Context, appWidgetId: Int): String {
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val prefs = context.getSharedPreferences(PREFS_NAME, 0)
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val titleValue = prefs.getString(PREF_PREFIX_KEY + appWidgetId, null)
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return titleValue ?: context.getString(R.string.appwidget_text)
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}
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internal fun deleteTitlePref(context: Context, appWidgetId: Int) {
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val prefs = context.getSharedPreferences(PREFS_NAME, 0).edit()
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prefs.remove(PREF_PREFIX_KEY + appWidgetId)
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prefs.apply()
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} |