feat(ui): 100% full-screen immersive input box when keyboard expands (hide mic & action buttons completely)

android/app/src/main/java/com/soniox/remotemic/MainActivity.kt

@@ -8,6 +8,7 @@ import android.content.ClipData
 import android.content.ClipboardManager
 import android.content.Context
 import android.content.pm.PackageManager
+import android.graphics.Rect
 import android.os.Build
 import android.os.Bundle
 import android.os.Handler
@@ -20,6 +21,7 @@ import android.text.TextWatcher
 import android.view.KeyEvent
 import android.view.MotionEvent
 import android.view.View
+import android.view.ViewTreeObserver
 import android.view.animation.AccelerateDecelerateInterpolator
 import android.widget.ScrollView
 import android.widget.TextView
@@ -56,6 +58,7 @@ class MainActivity : AppCompatActivity() {
     private var isApplyingRemoteUpdate = false
     private var lastLocalText = ""
     private var lastLocalUserEditTime = 0L
+    private var isKeyboardCurrentlyVisible = false
     
     private val debounceHandler = Handler(Looper.getMainLooper())
     private var pendingSyncRunnable: Runnable? = null
@@ -81,11 +84,11 @@ class MainActivity : AppCompatActivity() {
         binding = ActivityMainBinding.inflate(layoutInflater)
         setContentView(binding.root)
 
-        setupKeyboardInsetHandling()
+        setupKeyboardVisibilityDetection()
         setupUI()
         checkPermissions()
         
-        AppLogger.log("Main", "اپلیکیشن راه‌اندازی شد (همگام‌سازی بلادرنگ بدون باگ پاک‌کردن)")
+        AppLogger.log("Main", "اپلیکیشن راه‌اندازی شد (طراحی ریسپانسیو و فوکوس کامل اینپوت‌باکس روی کیبورد)")
         
         // Initialize Collaborative WebSocket Client
         streamDictationClient = StreamDictationClient(
@@ -156,21 +159,48 @@ class MainActivity : AppCompatActivity() {
         )
     }
 
-    private fun setupKeyboardInsetHandling() {
+    /**
+     * Dual-engine keyboard visibility detector (WindowInsets + OnGlobalLayoutListener)
+     * Guarantees 100% detection on all Android versions and keyboards.
+     */
+    private fun setupKeyboardVisibilityDetection() {
+        // Engine 1: Modern WindowInsets
         ViewCompat.setOnApplyWindowInsetsListener(binding.rootLayout) { _, insets ->
             val imeVisible = insets.isVisible(WindowInsetsCompat.Type.ime())
+            updateKeyboardUIMode(imeVisible)
+            insets
+        }
 
-            if (imeVisible) {
-                binding.bottomVoiceSection.visibility = View.GONE
-                binding.tvSubtitle.visibility = View.GONE
-                binding.btnMiniMic.visibility = View.VISIBLE
-            } else {
-                binding.bottomVoiceSection.visibility = View.VISIBLE
-                binding.tvSubtitle.visibility = View.VISIBLE
-                binding.btnMiniMic.visibility = View.GONE
+        // Engine 2: Global Layout Frame Calculation (Fallback for OEM soft keyboards)
+        binding.rootLayout.viewTreeObserver.addOnGlobalLayoutListener(object : ViewTreeObserver.OnGlobalLayoutListener {
+            private val r = Rect()
+            override fun onGlobalLayout() {
+                binding.rootLayout.getWindowVisibleDisplayFrame(r)
+                val screenHeight = binding.rootLayout.rootView.height
+                val keypadHeight = screenHeight - r.bottom
+                val isKeyboardOpen = keypadHeight > screenHeight * 0.15
+                updateKeyboardUIMode(isKeyboardOpen)
             }
+        })
+    }
 
-            insets
+    private fun updateKeyboardUIMode(isKeyboardOpen: Boolean) {
+        if (isKeyboardCurrentlyVisible == isKeyboardOpen) return
+        isKeyboardCurrentlyVisible = isKeyboardOpen
+
+        if (isKeyboardOpen) {
+            // KEYBOARD OPEN: Hide big mic circle, hide action buttons & divider completely!
+            // Give 100% of available space above keyboard exclusively to the huge text editor box!
+            binding.bottomVoiceSection.visibility = View.GONE
+            binding.actionDivider.visibility = View.GONE
+            binding.actionButtonsRow.visibility = View.GONE
+            binding.tvSubtitle.visibility = View.GONE
+        } else {
+            // KEYBOARD CLOSED: Restore spacious layout with large glowing mic button & action bar
+            binding.bottomVoiceSection.visibility = View.VISIBLE
+            binding.actionDivider.visibility = View.VISIBLE
+            binding.actionButtonsRow.visibility = View.VISIBLE
+            binding.tvSubtitle.visibility = View.VISIBLE
         }
     }
 
@@ -287,11 +317,6 @@ class MainActivity : AppCompatActivity() {
         binding.btnMic.setOnTouchListener { _, event ->
             handleMicTouch(event)
         }
-
-        // Touch listener for Compact Mini Mic Button (above keyboard)
-        binding.btnMiniMic.setOnTouchListener { _, event ->
-            handleMicTouch(event)
-        }
     }
 
     private fun handleMicTouch(event: MotionEvent): Boolean {
@@ -413,7 +438,6 @@ class MainActivity : AppCompatActivity() {
         binding.tvInstruction.text = getString(R.string.release_to_type)
         binding.tvInstruction.setTextColor(ContextCompat.getColor(this, R.color.accent_red))
         binding.btnMic.setBackgroundResource(R.drawable.bg_mic_button_active)
-        binding.btnMiniMic.setBackgroundColor(ContextCompat.getColor(this, R.color.accent_red))
         
         startPulseAnimation()
         streamDictationClient?.startRecording(voiceInsertionCursorStart)
@@ -425,7 +449,6 @@ class MainActivity : AppCompatActivity() {
         
         stopPulseAnimation()
         binding.btnMic.setBackgroundResource(R.drawable.bg_mic_button)
-        binding.btnMiniMic.setBackgroundColor(ContextCompat.getColor(this, R.color.accent_blue))
         binding.tvInstruction.text = "⏳ در حال درج و همگام‌سازی..."
         binding.tvInstruction.setTextColor(ContextCompat.getColor(this, R.color.accent_yellow))
 

android/app/src/main/res/layout/activity_main.xml

@@ -98,6 +98,7 @@
 
         <!-- Top Row: Box Title + Word Count + Clear Button -->
         <LinearLayout
+            android:id="@+id/topBoxBar"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:gravity="center_vertical"
@@ -132,7 +133,7 @@
                 android:textSize="11sp" />
         </LinearLayout>
 
-        <!-- Fully Editable Multi-line EditText -->
+        <!-- Fully Editable Multi-line EditText (Expands to fill entire space) -->
         <EditText
             android:id="@+id/etTranscript"
             android:layout_width="match_parent"
@@ -141,7 +142,7 @@
             android:layout_weight="1"
             android:background="@null"
             android:gravity="top|start"
-            android:hint="متن مک در اینجا نمایش داده می‌شود؛ صحبت کنید یا بنویسید..."
+            android:hint="متن مک در اینجا نمایش داده می‌شود؛ با کیبورد ویرایش کنید یا صحبت کنید..."
             android:inputType="textMultiLine|textCapSentences"
             android:lineSpacingExtra="4dp"
             android:scrollbars="vertical"
@@ -150,12 +151,13 @@
             android:textSize="16sp" />
 
         <View
+            android:id="@+id/actionDivider"
             android:layout_width="match_parent"
             android:layout_height="1dp"
             android:layout_marginVertical="6dp"
             android:background="@color/card_border" />
 
-        <!-- Action Buttons Row (sits directly above keyboard when open) -->
+        <!-- Action Buttons Row (Hidden when keyboard opens) -->
         <LinearLayout
             android:id="@+id/actionButtonsRow"
             android:layout_width="match_parent"
@@ -173,23 +175,6 @@
                 android:textSize="11sp"
                 app:cornerRadius="8dp" />
 
-            <!-- Compact Mini Mic Button (visible when keyboard is open) -->
-            <com.google.android.material.button.MaterialButton
-                android:id="@+id/btnMiniMic"
-                style="@style/Widget.Material3.Button"
-                android:layout_width="wrap_content"
-                android:layout_height="38dp"
-                android:layout_marginStart="8dp"
-                android:backgroundTint="@color/accent_blue"
-                android:text="🎙️ گفتار (نگه‌دارید)"
-                android:textColor="@color/text_primary"
-                android:textSize="11sp"
-                android:textStyle="bold"
-                android:visibility="gone"
-                app:cornerRadius="8dp"
-                app:icon="@drawable/ic_mic"
-                app:iconSize="16dp" />
-
             <View
                 android:layout_width="0dp"
                 android:layout_height="1dp"