feat(settings): add 'Exit mLauncher' option to switch to default launcher temporarily

Added a new settings item allowing users to exit mLauncher and temporarily switch to their device's default launcher. Pressing Home brings the user back to mLauncher.

Author: bathulasharath006

app/src/main/java/com/github/droidworksstudio/mlauncher/ui/SettingsFragment.kt

@@ -2,6 +2,7 @@ package com.github.droidworksstudio.mlauncher.ui
 
 import android.app.admin.DevicePolicyManager
 import android.content.ComponentName
+import android.content.Intent
 import android.content.Context
 import android.os.Build
 import android.os.Bundle
@@ -199,6 +200,18 @@ class SettingsFragment : Fragment() {
                     showAdvancedSettings()
                 },
             )
+
+            SettingsHomeItem(
+                title = stringResource(R.string.settings_exit_mlauncher_title),
+                description = stringResource(R.string.settings_exit_mlauncher_description),
+                imageVector = ImageVector.vectorResource(id = R.drawable.ic_exit), 
+                titleFontSize = titleFontSize,
+                descriptionFontSize = descriptionFontSize,
+                iconSize = iconSize,
+                onClick = {
+                    exitLauncher()
+                },
+            )
         }
     }
 
@@ -295,4 +308,12 @@ class SettingsFragment : Fragment() {
             R.id.action_settingsFragment_to_settingsAdvancedFragment,
         )
     }
+
+    private fun exitLauncher() {
+        val intent = Intent(Intent.ACTION_MAIN).apply {
+            addCategory(Intent.CATEGORY_HOME)
+            flags = Intent.FLAG_ACTIVITY_NEW_TASK
+        }
+        startActivity(Intent.createChooser(intent, "Choose your launcher"))
+    }
 }

app/src/main/res/drawable/ic_exit.xml

@@ -0,0 +1,5 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android" android:autoMirrored="true" android:height="24dp" android:tint="#000000" android:viewportHeight="24" android:viewportWidth="24" android:width="24dp">
+      
+    <path android:fillColor="@android:color/white" android:pathData="M10.09,15.59L11.5,17l5,-5 -5,-5 -1.41,1.41L12.67,11H3v2h9.67l-2.58,2.59zM19,3H5c-1.11,0 -2,0.9 -2,2v4h2V5h14v14H5v-4H3v4c0,1.1 0.89,2 2,2h14c1.1,0 2,-0.9 2,-2V5c0,-1.1 -0.9,-2 -2,-2z"/>
+    
+</vector>

app/src/main/res/values/strings.xml

@@ -20,6 +20,10 @@
 
     <string name="settings_advanced_title">Advanced</string>
 
+    <string name="settings_exit_mlauncher_title">Exit mLauncher</string>
+    <string name="settings_exit_mlauncher_description">Switch to your default launcher temporarily.</string>
+
+
     <!-- Strings used for features settings -->
     <string name="features_settings_title">Features</string>
 
@@ -246,4 +250,4 @@
     <string name="toast_private_space_locked">Private space locked</string>
     <string name="toast_private_space_unlocked">Private space unlocked</string>
     <string name="toast_private_space_not_available">Private space is not available</string>
-</resources>
+</resources>