From 60a332149e18eb956cc19322e0db476e9c7babc4 Mon Sep 17 00:00:00 2001
From: Tangem <git@tangem.com>
Date: Fri, 11 Dec 2020 16:59:23 +0300
Subject: [PATCH] Updated on 2026-08-14

---
 .../tap/common/GlobalLayoutStateHandler.kt    | 31 +++++++++++++++++++
 .../tangem/tap/common/extensions/ViewGroup.kt | 19 ++++++++++++
 .../tap/features/wallet/ui/WalletFragment.kt  |  6 ++--
 app/src/main/res/layout/layout_address.xml    |  5 ++-
 4 files changed, 55 insertions(+), 6 deletions(-)
 create mode 100644 app/src/main/java/com/tangem/tap/common/GlobalLayoutStateHandler.kt

diff --git a/app/src/main/java/com/tangem/tap/common/GlobalLayoutStateHandler.kt b/app/src/main/java/com/tangem/tap/common/GlobalLayoutStateHandler.kt
new file mode 100644
index 0000000000..acbac22f31
--- /dev/null
+++ b/app/src/main/java/com/tangem/tap/common/GlobalLayoutStateHandler.kt
@@ -0,0 +1,31 @@
+package com.tangem.tap.common
+
+import android.view.View
+import android.view.ViewTreeObserver
+
+/**
+[REDACTED_AUTHOR]
+ */
+class GlobalLayoutStateHandler<T: View>(
+        private val view: T,
+        attachImmediately: Boolean = true
+) : ViewTreeObserver.OnGlobalLayoutListener {
+
+    var onStateChanged: ((T) -> Unit)? = null
+
+    init {
+        if (attachImmediately) attach()
+    }
+
+    fun attach() {
+        view.viewTreeObserver.addOnGlobalLayoutListener(this)
+    }
+
+    fun detach() {
+        view.viewTreeObserver.removeOnGlobalLayoutListener(this)
+    }
+
+    override fun onGlobalLayout() {
+        onStateChanged?.invoke(view)
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/tangem/tap/common/extensions/ViewGroup.kt b/app/src/main/java/com/tangem/tap/common/extensions/ViewGroup.kt
index 54d98f110d..fb9c20bfdb 100644
--- a/app/src/main/java/com/tangem/tap/common/extensions/ViewGroup.kt
+++ b/app/src/main/java/com/tangem/tap/common/extensions/ViewGroup.kt
@@ -3,9 +3,13 @@ package com.tangem.tap.common.extensions
 import android.view.LayoutInflater
 import android.view.ViewGroup
 import android.view.ViewParent
+import androidx.core.view.forEach
 import androidx.transition.AutoTransition
 import androidx.transition.Transition
 import androidx.transition.TransitionManager
+import com.google.android.material.chip.Chip
+import com.google.android.material.chip.ChipGroup
+import com.tangem.tap.common.GlobalLayoutStateHandler
 import timber.log.Timber
 
 /**
@@ -25,4 +29,19 @@ fun ViewParent?.beginDelayedTransition(transition: Transition = AutoTransition()
 
 fun ViewGroup.beginDelayedTransition(transition: Transition = AutoTransition()) {
     TransitionManager.beginDelayedTransition(this, transition)
+}
+
+fun ChipGroup.fitChipsByGroupWidth() {
+    val layoutStateHandler = GlobalLayoutStateHandler(this)
+    layoutStateHandler.onStateChanged = stateHandler@{
+        if (it.childCount < 2) {
+            layoutStateHandler.detach()
+            return@stateHandler
+        }
+
+        val spacingBetweenViews = it.chipSpacingHorizontal * (it.childCount - 1)
+        val width = (it.width - spacingBetweenViews) / it.childCount
+        it.forEach { chip -> (chip as? Chip)?.width = width }
+        layoutStateHandler.detach()
+    }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/tangem/tap/features/wallet/ui/WalletFragment.kt b/app/src/main/java/com/tangem/tap/features/wallet/ui/WalletFragment.kt
index 6e921e5b9b..4addb8b567 100644
--- a/app/src/main/java/com/tangem/tap/features/wallet/ui/WalletFragment.kt
+++ b/app/src/main/java/com/tangem/tap/features/wallet/ui/WalletFragment.kt
@@ -13,9 +13,7 @@ import com.google.android.material.snackbar.Snackbar
 import com.squareup.picasso.Picasso
 import com.tangem.blockchain.blockchains.bitcoin.BitcoinAddressType
 import com.tangem.blockchain.common.address.AddressType
-import com.tangem.tap.common.extensions.beginDelayedTransition
-import com.tangem.tap.common.extensions.hide
-import com.tangem.tap.common.extensions.show
+import com.tangem.tap.common.extensions.*
 import com.tangem.tap.common.redux.navigation.AppScreen
 import com.tangem.tap.common.redux.navigation.NavigationAction
 import com.tangem.tap.domain.TwinCardNumber
@@ -230,6 +228,8 @@ class WalletFragment : Fragment(R.layout.fragment_wallet), StoreSubscriber<Walle
                 tv_address.setPadding(tv_address.paddingStart, tvAddressPaddingTop / 2,
                         tv_address.paddingEnd, tv_address.paddingBottom)
                 chip_group_segwit.show()
+                chip_group_segwit.fitChipsByGroupWidth()
+
                 val checkedId = SegwitUiHelper.typeToId(state.walletAddresses.selectedAddress.type)
                 if (checkedId != View.NO_ID) chip_group_segwit.check(checkedId)
 
diff --git a/app/src/main/res/layout/layout_address.xml b/app/src/main/res/layout/layout_address.xml
index 699cd908ed..d22883dc79 100644
--- a/app/src/main/res/layout/layout_address.xml
+++ b/app/src/main/res/layout/layout_address.xml
@@ -27,10 +27,9 @@
                 android:id="@+id/chip_group_segwit"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:layout_marginStart="8dp"
+                android:layout_marginStart="10dp"
                 android:layout_marginTop="8dp"
-                android:layout_marginEnd="8dp"
-                android:visibility="visible"
+                android:layout_marginEnd="10dp"
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintStart_toStartOf="parent"
                 app:layout_constraintTop_toTopOf="parent"