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feat(android): PIN gate for hidden settings menu

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This commit is contained in:
BlazzzPlay 2026-07-09 10:50:34 -04:00
parent 6ca2782ec1
commit c7f1eed63f
2 changed files with 37 additions and 3 deletions
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36
android/app/src/main/java/com/remotedisplay/player/MainActivity.kt
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@ -22,6 +22,7 @@ import android.view.WindowManager
import android.view.accessibility.AccessibilityManager
import android.widget.ImageView
import android.widget.TextView
import android.widget.Toast
import androidx.appcompat.app.AlertDialog
import androidx.appcompat.app.AppCompatActivity
import androidx.core.content.ContextCompat
@ -72,10 +73,12 @@ class MainActivity : AppCompatActivity() {
private var playbackStarted = false
// Multi-tap BACK/ESC for hidden settings menu.
// Collect taps in a 2-second window; on expiry: 2 taps → settings, 3+ taps → exit.
// Collect taps in a 2-second window; on expiry: 2 taps → PIN → settings, 3+ taps → exit.
private val backTapTimes = mutableListOf<Long>()
private var backTapRunnable: Runnable? = null
private val TAP_WINDOW_MS = 1800L
private val DEFAULT_SETTINGS_PIN = "0000"
private val PREF_SETTINGS_PIN = "settings_pin"
// Connection-failure auto-prompt threshold.
private var failureBannerShown = false
@ -841,13 +844,42 @@ class MainActivity : AppCompatActivity() {
backTapTimes.clear()
when {
count >= 3 -> showExitDialog()
count == 2 -> showSettingsDialog()
count == 2 -> showPinDialog()
// count == 1 → ignored (kiosk)
}
}
handler.postDelayed(backTapRunnable!!, TAP_WINDOW_MS)
}
private fun showPinDialog() {
val prefs = getSharedPreferences("remote_display", MODE_PRIVATE)
val storedPin = prefs.getString(PREF_SETTINGS_PIN, DEFAULT_SETTINGS_PIN) ?: DEFAULT_SETTINGS_PIN
val input = EditText(this).apply {
inputType = android.text.InputType.TYPE_CLASS_NUMBER or android.text.InputType.TYPE_NUMBER_VARIATION_PASSWORD
hint = DEFAULT_SETTINGS_PIN
setSingleLine()
}
val container = FrameLayout(this).apply {
val pad = (16 * resources.displayMetrics.density).toInt()
setPadding(pad, pad, pad, 0)
addView(input)
}
AlertDialog.Builder(this)
.setTitle(getString(R.string.settings_pin_title))
.setView(container)
.setPositiveButton(android.R.string.ok) { _, _ ->
if (input.text.toString() == storedPin) {
showSettingsDialog()
} else {
Toast.makeText(this, getString(R.string.settings_pin_wrong), Toast.LENGTH_SHORT).show()
}
}
.setNegativeButton(android.R.string.cancel, null)
.show()
}
private fun showSettingsDialog() {
val serverUrl = config.serverUrl
val connected = wsService?.isConnected() == true

4
android/app/src/main/res/values/strings.xml
View file

@ -5,7 +5,9 @@
<string name="nothing_scheduled">Nothing scheduled right now</string>
<string name="waiting_for_content">Waiting for content…</string>
<!-- Hidden settings menu (triggered by 2x BACK or ESC) -->
<!-- Hidden settings menu (triggered by 2x BACK or ESC, PIN-gated) -->
<string name="settings_pin_title">Enter PIN</string>
<string name="settings_pin_wrong">Wrong PIN</string>
<string name="settings_title">Settings</string>
<string name="settings_change_server">Change server URL</string>
<string name="settings_reconfigure">Reconfigure device (re-pair)</string>