MainActivity.kt
package com.cfsuman.kotlintutorials
import android.app.Activity
import android.content.Context
import android.content.res.ColorStateList
import android.graphics.Color
import android.os.Bundle
import android.util.TypedValue
import com.google.android.material.chip.Chip
class MainActivity : Activity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_main)
// get the widgets reference from XML layout
val chipYellow = findViewById<Chip>(R.id.chipYellow)
// set chip border color programmatically
chipYellow.chipStrokeColor = ColorStateList.valueOf(
Color.parseColor("#007aa5")
)
// set chip border width in pixels programmatically
chipYellow.chipStrokeWidth = 2.dpToPixels(this)
}
}
// extension function to convert dp to equivalent pixels
fun Int.dpToPixels(context: Context):Float = TypedValue.applyDimension(
TypedValue.COMPLEX_UNIT_DIP,
this.toFloat(),
context.resources.displayMetrics
)
activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#DCDCDC"
android:padding="48dp">
<com.google.android.material.chip.ChipGroup
android:id="@+id/chipGroup"
android:layout_width="0dp"
android:layout_height="wrap_content"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent">
<com.google.android.material.chip.Chip
android:id="@+id/chipCharcoal"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
style="@style/Widget.MaterialComponents.Chip.Filter"
app:chipStrokeColor="#36454f"
app:chipStrokeWidth="2dp"
android:text="Charcoal" />
<com.google.android.material.chip.Chip
android:id="@+id/chipYellow"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
style="@style/Widget.MaterialComponents.Chip.Filter"
android:text="Yellow" />
</com.google.android.material.chip.ChipGroup>
</androidx.constraintlayout.widget.ConstraintLayout>
- android kotlin - Volley JsonArrayRequest
- android kotlin - Volley JsonObjectRequest
- android kotlin - Volley image request
- android kotlin - Chip background color
- android kotlin - Chip checked color programmatically
- android kotlin - ChipGroup get selected chips
- android kotlin - ChipGroup add chip programmatically
- android kotlin - EditText allow only certain characters
- android kotlin - Set EditText digits programmatically
- android kotlin - EditText allow only positive numbers
- android kotlin - EditText allow only characters and numbers
- android kotlin - EditText numbers only programmatically
- android kotlin - EditText min length
- android kotlin - EditText rounded corners programmatically
- android kotlin - EditText border color programmatically