From ccfcf0aa811e507245eee0aded08b16ef8b93c28 Mon Sep 17 00:00:00 2001
From: Blaster4385 <venkatesh@tablaster.dev>
Date: Wed, 24 Jun 2026 09:29:38 +0530
Subject: feat: added app launcher in settings

---
 app/src/main/AndroidManifest.xml                   |  7 +++
 .../dev/tablaster/dashpanel/AppLauncherFragment.kt | 51 ++++++++++++++++++++++
 .../dev/tablaster/dashpanel/SettingsActivity.kt    |  8 +++-
 .../dev/tablaster/dashpanel/SettingsFragment.kt    | 16 +++++++
 app/src/main/res/xml/preferences.xml               |  5 +++
 5 files changed, 86 insertions(+), 1 deletion(-)
 create mode 100644 app/src/main/java/dev/tablaster/dashpanel/AppLauncherFragment.kt

diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 7491cfe..fdbde85 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -9,6 +9,13 @@
     <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
     <uses-permission android:name="android.permission.WAKE_LOCK" />
 
+    <queries>
+        <intent>
+            <action android:name="android.intent.action.MAIN" />
+            <category android:name="android.intent.category.LAUNCHER" />
+        </intent>
+    </queries>
+
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
diff --git a/app/src/main/java/dev/tablaster/dashpanel/AppLauncherFragment.kt b/app/src/main/java/dev/tablaster/dashpanel/AppLauncherFragment.kt
new file mode 100644
index 0000000..f689b36
--- /dev/null
+++ b/app/src/main/java/dev/tablaster/dashpanel/AppLauncherFragment.kt
@@ -0,0 +1,51 @@
+package dev.tablaster.dashpanel
+
+import android.content.Intent
+import android.os.Bundle
+import android.view.View
+import androidx.preference.Preference
+import androidx.preference.PreferenceCategory
+import androidx.preference.PreferenceFragmentCompat
+import com.google.android.material.appbar.MaterialToolbar
+
+class AppLauncherFragment : PreferenceFragmentCompat() {
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        requireActivity().findViewById<MaterialToolbar>(R.id.settings_toolbar)?.title = "App Launcher"
+    }
+
+    override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
+        val context = preferenceManager.context
+        val screen = preferenceManager.createPreferenceScreen(context)
+
+        val category = PreferenceCategory(context).apply {
+            title = "Installed Applications"
+        }
+        screen.addPreference(category)
+
+        val packageManager = requireContext().packageManager
+        val intent = Intent(Intent.ACTION_MAIN, null).apply {
+            addCategory(Intent.CATEGORY_LAUNCHER)
+        }
+        val appList = packageManager.queryIntentActivities(intent, 0)
+
+        appList.sortedBy { it.loadLabel(packageManager).toString().lowercase() }.forEach { app ->
+            val appPreference = Preference(context).apply {
+                title = app.loadLabel(packageManager)
+                icon = app.loadIcon(packageManager)
+
+                setOnPreferenceClickListener {
+                    val launchIntent = packageManager.getLaunchIntentForPackage(app.activityInfo.packageName)
+                    launchIntent?.let {
+                        startActivity(it)
+                    }
+                    true
+                }
+            }
+            category.addPreference(appPreference)
+        }
+
+        preferenceScreen = screen
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/dev/tablaster/dashpanel/SettingsActivity.kt b/app/src/main/java/dev/tablaster/dashpanel/SettingsActivity.kt
index d326cd7..18aacf6 100644
--- a/app/src/main/java/dev/tablaster/dashpanel/SettingsActivity.kt
+++ b/app/src/main/java/dev/tablaster/dashpanel/SettingsActivity.kt
@@ -11,7 +11,13 @@ class SettingsActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_settings)
         val toolbar : MaterialToolbar = findViewById(R.id.settings_toolbar)
-        toolbar.setNavigationOnClickListener{ openMain() }
+        toolbar.setNavigationOnClickListener {
+            if (supportFragmentManager.backStackEntryCount > 0) {
+                supportFragmentManager.popBackStack()
+            } else {
+                openMain()
+            }
+        }
         supportFragmentManager
             .beginTransaction()
             .replace(R.id.settings_container, SettingsFragment())
diff --git a/app/src/main/java/dev/tablaster/dashpanel/SettingsFragment.kt b/app/src/main/java/dev/tablaster/dashpanel/SettingsFragment.kt
index fe86dfe..c93f0e4 100644
--- a/app/src/main/java/dev/tablaster/dashpanel/SettingsFragment.kt
+++ b/app/src/main/java/dev/tablaster/dashpanel/SettingsFragment.kt
@@ -1,19 +1,35 @@
 package dev.tablaster.dashpanel
 
 import android.os.Bundle
+import android.view.View
 import android.widget.Toast
 import androidx.preference.Preference
 import androidx.preference.PreferenceFragmentCompat
 import androidx.core.content.edit
+import com.google.android.material.appbar.MaterialToolbar
 
 class SettingsFragment : PreferenceFragmentCompat(), SettingsPassCodeFragment.PasscodeListener {
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        requireActivity().findViewById<MaterialToolbar>(R.id.settings_toolbar)?.title = "Settings"
+    }
     override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
         setPreferencesFromResource(R.xml.preferences, rootKey)
         findPreference<Preference>("settings_passcode")?.setOnPreferenceClickListener {
             SettingsPassCodeFragment().show(childFragmentManager, "settingsPasscodeDialog")
             true
         }
+
+        findPreference<Preference>("app_launcher")?.setOnPreferenceClickListener {
+            parentFragmentManager.beginTransaction()
+                .replace(R.id.settings_container, AppLauncherFragment())
+                .addToBackStack(null)
+                .commit()
+            true
+        }
     }
+
     override fun onPasscodeSet(passcode: Int) {
         preferenceManager.sharedPreferences
             ?.edit() {
diff --git a/app/src/main/res/xml/preferences.xml b/app/src/main/res/xml/preferences.xml
index 0080429..7361bb9 100644
--- a/app/src/main/res/xml/preferences.xml
+++ b/app/src/main/res/xml/preferences.xml
@@ -127,4 +127,9 @@
         app:summary="@string/sensor_battery_summary"
         app:dependency="mqtt_enabled" />
 
+    <Preference
+        android:key="app_launcher"
+        app:title="App Launcher"
+        app:summary="Launch installed applications" />
+
 </PreferenceScreen>
\ No newline at end of file
-- 
cgit