KeyHandler: Add customization options

Change-Id: I5f50f5d442342b2082bf47e11b1351e578fa0144

KeyHandler/Android.bp

@@ -2,11 +2,17 @@ android_app {
     name: "KeyHandler",
 
     srcs: ["src/**/*.kt"],
+    resource_dirs: ["res"],
 
     certificate: "platform",
     platform_apis: true,
     system_ext_specific: true,
 
+    static_libs: [
+        "org.lineageos.platform.internal",
+        "org.lineageos.settings.resources",
+    ],
+
     optimize: {
         proguard_flags_files: ["proguard.flags"],
     },

KeyHandler/AndroidManifest.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!--
-     Copyright (C) 2018 The LineageOS Project
+     Copyright (C) 2018, 2021 The LineageOS Project
 
      Licensed under the Apache License, Version 2.0 (the "License");
      you may not use this file except in compliance with the License.
@@ -18,4 +18,37 @@
           android:sharedUserId="android.uid.system"
           package="org.lineageos.settings.device">
     <uses-permission android:name="android.permission.VIBRATE" />
+
+    <application
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/device_settings_app_name"
+        android:theme="@style/Theme.Main"
+        android:defaultToDeviceProtectedStorage="true"
+        android:directBootAware="true">
+
+        <provider
+            android:name=".ConfigPanelSearchIndexablesProvider"
+            android:authorities="org.lineageos.settings.device"
+            android:multiprocess="false"
+            android:grantUriPermissions="true"
+            android:permission="android.permission.READ_SEARCH_INDEXABLES"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.content.action.SEARCH_INDEXABLES_PROVIDER" />
+            </intent-filter>
+        </provider>
+
+        <!-- Additional button settings (Button settings) -->
+        <activity
+            android:name=".ButtonSettingsActivity"
+            android:label="@string/button_panel_title"
+            android:exported="false">
+            <intent-filter>
+                <action android:name="org.lineageos.settings.device.ADDITIONAL_BUTTONS_SETTINGS" />
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
+        </activity>
+
+        <activity android:name=".KeyHandler" />
+     </application>
 </manifest>

KeyHandler/res/values/arrays.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+    Copyright (C) 2021 The LineageOS Project
+    SPDX-License-Identifier: Apache-2.0
+-->
+<resources>
+    <string-array name="alert_slider_action_entries" translatable="false">
+        <item>@string/alert_slider_mode_normal</item>
+        <item>@string/alert_slider_mode_vibration</item>
+        <item>@string/alert_slider_mode_silent</item>
+    </string-array>
+
+    <string-array name="alert_slider_action_entry_values" translatable="false">
+        <item>2</item>
+        <item>1</item>
+        <item>0</item>
+    </string-array>
+</resources>

KeyHandler/res/values/strings.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+    Copyright (C) 2021 The LineageOS Project
+    SPDX-License-Identifier: Apache-2.0
+-->
+<resources>
+    <!-- Alert slider -->
+    <string name="alert_slider_category_title">Alert slider</string>
+    <string name="alert_slider_selection_dialog_title">Action</string>
+    <string name="alert_slider_top_position">Top position</string>
+    <string name="alert_slider_middle_position">Middle position</string>
+    <string name="alert_slider_bottom_position">Bottom position</string>
+    <string name="alert_slider_mode_silent">Silent</string>
+    <string name="alert_slider_mode_normal">Normal</string>
+    <string name="alert_slider_mode_vibration">Vibration</string>
+</resources>

KeyHandler/res/xml/button_panel.xml

@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+    Copyright (C) 2021 The LineageOS Project
+    SPDX-License-Identifier: Apache-2.0
+-->
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+    <PreferenceCategory
+        android:title="@string/alert_slider_category_title">
+
+        <ListPreference
+            android:key="config_top_position"
+            android:dialogTitle="@string/alert_slider_selection_dialog_title"
+            android:title="@string/alert_slider_top_position"
+            android:summary="%s"
+            android:entries="@array/alert_slider_action_entries"
+            android:entryValues="@array/alert_slider_action_entry_values"
+            android:defaultValue="0" />
+
+        <ListPreference
+            android:key="config_middle_position"
+            android:dialogTitle="@string/alert_slider_selection_dialog_title"
+            android:title="@string/alert_slider_middle_position"
+            android:summary="%s"
+            android:entries="@array/alert_slider_action_entries"
+            android:entryValues="@array/alert_slider_action_entry_values"
+            android:defaultValue="1" />
+
+        <ListPreference
+            android:key="config_bottom_position"
+            android:dialogTitle="@string/alert_slider_selection_dialog_title"
+            android:title="@string/alert_slider_bottom_position"
+            android:summary="%s"
+            android:entries="@array/alert_slider_action_entries"
+            android:entryValues="@array/alert_slider_action_entry_values"
+            android:defaultValue="2" />
+
+    </PreferenceCategory>
+</PreferenceScreen>

KeyHandler/src/org/lineageos/settings/device/ButtonSettingsActivity.kt

@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2021 The LineageOS Project
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package org.lineageos.settings.device
+
+import android.R
+import android.preference.PreferenceActivity
+import android.os.Bundle
+
+class ButtonSettingsActivity : PreferenceActivity() {
+    public override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        fragmentManager.beginTransaction().replace(
+            R.id.content,
+            ButtonSettingsFragment()
+        ).commit()
+    }
+}

KeyHandler/src/org/lineageos/settings/device/ButtonSettingsFragment.kt

@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2021 The LineageOS Project
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package org.lineageos.settings.device
+
+import android.os.Bundle
+import android.view.MenuItem
+import androidx.preference.PreferenceFragment
+
+class ButtonSettingsFragment : PreferenceFragment() {
+    override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
+        addPreferencesFromResource(R.xml.button_panel)
+        activity.actionBar!!.setDisplayHomeAsUpEnabled(true)
+    }
+
+    override fun addPreferencesFromResource(preferencesResId: Int) {
+        super.addPreferencesFromResource(preferencesResId)
+    }
+
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        when (item.itemId) {
+            R.id.home -> {
+                activity.finish()
+                return true
+            }
+        }
+        return super.onOptionsItemSelected(item)
+    }
+}

KeyHandler/src/org/lineageos/settings/device/ConfigPanelSearchIndexablesProvider.kt

@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2021 The LineageOS Project
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package org.lineageos.settings.device
+
+import android.database.Cursor
+import android.database.MatrixCursor
+import android.provider.SearchIndexableResource
+import android.provider.SearchIndexablesProvider
+import android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_CLASS_NAME
+import android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_ICON_RESID
+import android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_INTENT_ACTION
+import android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_INTENT_TARGET_CLASS
+import android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_INTENT_TARGET_PACKAGE
+import android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_RANK
+import android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_RESID
+import android.provider.SearchIndexablesContract.INDEXABLES_RAW_COLUMNS
+import android.provider.SearchIndexablesContract.INDEXABLES_XML_RES_COLUMNS
+import android.provider.SearchIndexablesContract.NON_INDEXABLES_KEYS_COLUMNS
+
+class ConfigPanelSearchIndexablesProvider : SearchIndexablesProvider() {
+    override fun onCreate(): Boolean = true
+
+    override fun queryXmlResources(projection: Array<String?>?): Cursor {
+        val cursor = MatrixCursor(INDEXABLES_XML_RES_COLUMNS)
+        INDEXABLE_RES.forEach {
+            cursor.addRow(generateResourceRef(it))
+        }
+        return cursor
+    }
+
+    override fun queryRawData(projection: Array<String?>?): Cursor {
+        return MatrixCursor(INDEXABLES_RAW_COLUMNS)
+    }
+
+    override fun queryNonIndexableKeys(projection: Array<String?>?): Cursor {
+        return MatrixCursor(NON_INDEXABLES_KEYS_COLUMNS)
+    }
+
+    private fun generateResourceRef(sir: SearchIndexableResource): Array<Any?> {
+        val ref = arrayOfNulls<Any>(7)
+        ref[COLUMN_INDEX_XML_RES_RANK] = sir.rank
+        ref[COLUMN_INDEX_XML_RES_RESID] = sir.xmlResId
+        ref[COLUMN_INDEX_XML_RES_CLASS_NAME] = null
+        ref[COLUMN_INDEX_XML_RES_ICON_RESID] = sir.iconResId
+        ref[COLUMN_INDEX_XML_RES_INTENT_ACTION] = "com.android.settings.action.EXTRA_SETTINGS"
+        ref[COLUMN_INDEX_XML_RES_INTENT_TARGET_PACKAGE] = "org.lineageos.settings.device"
+        ref[COLUMN_INDEX_XML_RES_INTENT_TARGET_CLASS] = sir.className
+        return ref
+    }
+
+    companion object {
+        private const val TAG = "ConfigPanelSearchIndexablesProvider"
+
+        private val INDEXABLE_RES = arrayOf<SearchIndexableResource>(
+            SearchIndexableResource(
+                1, R.xml.button_panel, ButtonSettingsActivity::class.java.name, 0
+            )
+        )
+    }
+}

KeyHandler/src/org/lineageos/settings/device/KeyHandler.kt

@@ -15,33 +15,57 @@ import com.android.internal.os.DeviceKeyHandler
 class KeyHandler(context: Context) : DeviceKeyHandler {
     private val audioManager = context.getSystemService(AudioManager::class.java)
     private val vibrator = context.getSystemService(Vibrator::class.java)
+    private val packageContext = context.createPackageContext(
+        KeyHandler::class.java.getPackage()!!.name, 0
+    )
+    private val sharedPreferences
+        get() = packageContext.getSharedPreferences(
+            packageContext.packageName + "_preferences",
+            Context.MODE_PRIVATE or Context.MODE_MULTI_PROCESS
+        )
 
     override fun handleKeyEvent(event: KeyEvent): KeyEvent {
         if (event.action == KeyEvent.ACTION_DOWN) {
             when (event.scanCode) {
-                MODE_NORMAL -> {
+                POSITION_TOP -> {
-                    audioManager.setRingerModeInternal(AudioManager.RINGER_MODE_NORMAL)
+                    val mode = sharedPreferences.getString(ALERT_SLIDER_TOP_KEY, "0")!!.toInt()
-                    vibrator.vibrate(MODE_NORMAL_EFFECT)
+                    audioManager.setRingerModeInternal(mode)
+                    vibrateIfNeeded(mode)
                 }
-                MODE_VIBRATION -> {
+                POSITION_MIDDLE -> {
-                    audioManager.setRingerModeInternal(AudioManager.RINGER_MODE_VIBRATE)
+                    val mode = sharedPreferences.getString(ALERT_SLIDER_MIDDLE_KEY, "1")!!.toInt()
-                    vibrator.vibrate(MODE_VIBRATION_EFFECT)
+                    audioManager.setRingerModeInternal(mode)
+                    vibrateIfNeeded(mode)
                 }
-                MODE_SILENCE -> {
+                POSITION_BOTTOM -> {
-                    audioManager.setRingerModeInternal(AudioManager.RINGER_MODE_SILENT)
+                    val mode = sharedPreferences.getString(ALERT_SLIDER_BOTTOM_KEY, "2")!!.toInt()
+                    audioManager.setRingerModeInternal(mode)
+                    vibrateIfNeeded(mode)
                 }
             }
         }
         return event
     }
 
+    private fun vibrateIfNeeded(mode: Int) {
+        when (mode) {
+            AudioManager.RINGER_MODE_VIBRATE -> vibrator.vibrate(MODE_VIBRATION_EFFECT)
+            AudioManager.RINGER_MODE_NORMAL -> vibrator.vibrate(MODE_NORMAL_EFFECT)
+        }
+    }
+
     companion object {
         private const val TAG = "KeyHandler"
 
         // Slider key codes
-        private const val MODE_NORMAL = 601
+        private const val POSITION_TOP = 601
-        private const val MODE_VIBRATION = 602
+        private const val POSITION_MIDDLE = 602
-        private const val MODE_SILENCE = 603
+        private const val POSITION_BOTTOM = 603
+
+        // Preference keys
+        private const val ALERT_SLIDER_TOP_KEY = "config_top_position"
+        private const val ALERT_SLIDER_MIDDLE_KEY = "config_middle_position"
+        private const val ALERT_SLIDER_BOTTOM_KEY = "config_bottom_position"
 
         // Vibration effects
         private val MODE_NORMAL_EFFECT = VibrationEffect.get(VibrationEffect.EFFECT_HEAVY_CLICK)