Updated on 2026-08-14

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)
+    }
+}

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()
+    }
 }