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Theming Material Design Snackbars in Android with Example

Theming Snackbar in Android using the Material Design guidelines allows you to make sure the Snackbar looks consistent with the rest of your app's design. Here's a guide on how to theme Material Design Snackbars in Android:

1. Prerequisites:

Ensure you have the Material Components library in your build.gradle:

implementation 'com.google.android.material:material:<version>'

Replace <version> with the appropriate library version.

Your app's theme should also inherit from a Material Components theme, such as Theme.MaterialComponents.Light.DarkActionBar.

2. Displaying a Snackbar:

First, let's see how to display a basic Snackbar:

import com.google.android.material.snackbar.Snackbar

Snackbar.make(view, "This is a Snackbar", Snackbar.LENGTH_LONG).show()

Replace view with the root view of your current layout or any view inside it.

3. Theming the Snackbar:

You can modify several attributes of the Snackbar to suit your app's theme. Let's go through them:

A. Using XML styles:

Create a style for the Snackbar in your res/values/styles.xml:

<style name="CustomSnackbar" parent="Widget.MaterialComponents.Snackbar">
    <item name="android:background">@color/snackbarBackground</item>
    <item name="backgroundTint">@color/snackbarBackground</item>
    <item name="android:textColor">@color/snackbarTextColor</item>
    <item name="actionTextColor">@color/snackbarActionTextColor</item>
</style>

Replace the color resources (snackbarBackground, snackbarTextColor, and snackbarActionTextColor) with your desired colors.

Then, set this style in your main theme:

<style name="AppTheme" parent="Theme.MaterialComponents.Light.DarkActionBar">
    ...
    <item name="snackbarStyle">@style/CustomSnackbar</item>
</style>

B. Programmatically:

You can also customize the appearance of a Snackbar programmatically:

val snackbar = Snackbar.make(view, "This is a Snackbar", Snackbar.LENGTH_LONG)
snackbar.setBackgroundTint(ContextCompat.getColor(this, R.color.snackbarBackground))
snackbar.setTextColor(ContextCompat.getColor(this, R.color.snackbarTextColor))
snackbar.setActionTextColor(ContextCompat.getColor(this, R.color.snackbarActionTextColor))
snackbar.setAction("Action") {
    // Handle action click
}
snackbar.show()

Replace the color resources (snackbarBackground, snackbarTextColor, and snackbarActionTextColor) with your desired colors.

4. Custom Views:

If you need more customization than what's available via theming, you can also create a custom layout for the Snackbar. But remember, too much deviation from the default Snackbar design might confuse users, so use custom layouts judiciously.

These are the basic theming techniques for the Material Snackbar. There are more advanced customization possibilities, but these should cover most common use cases. Always refer to the official Material Components documentation for any detailed guidance on advanced theming.

  1. Customizing Material Design Snackbar appearance in Android:

    • Description: Demonstrates basic customization of a Material Design Snackbar.
    • Example Code (Kotlin):
      val snackbar = Snackbar.make(view, "This is a Snackbar", Snackbar.LENGTH_SHORT)
      val snackbarView = snackbar.view
      snackbarView.setBackgroundColor(ContextCompat.getColor(this, R.color.customSnackbarColor))
      snackbar.show()
      
  2. Changing color and style of Material Design Snackbar in Android:

    • Description: Illustrates changing the color and style of a Material Design Snackbar.
    • Example Code (Kotlin):
      val snackbar = Snackbar.make(view, "Styled Snackbar", Snackbar.LENGTH_LONG)
      val snackbarView = snackbar.view
      snackbarView.setBackgroundColor(ContextCompat.getColor(this, R.color.customSnackbarBackground))
      snackbar.setTextColor(ContextCompat.getColor(this, R.color.customSnackbarText))
      snackbar.setBackgroundTint(ContextCompat.getColor(this, R.color.customSnackbarTint))
      snackbar.show()
      
  3. Material Design theming for Snackbars in Android:

    • Description: Integrates Material Design theming for Material Design Snackbars.
    • Example Code (Kotlin):
      val snackbar = Snackbar.make(view, "Themed Snackbar", Snackbar.LENGTH_SHORT)
      val snackbarView = snackbar.view
      snackbarView.setBackgroundColor(ContextCompat.getColor(this, R.color.colorPrimary))
      snackbar.show()
      
  4. Using styles and themes with Material Design Snackbar Android:

    • Description: Demonstrates using styles and themes for Material Design Snackbars.
    • Example Code (XML):
      <style name="MySnackbarStyle" parent="Widget.MaterialComponents.Snackbar">
          <item name="backgroundTint">@color/customSnackbarColor</item>
          <item name="android:textColor">@color/customSnackbarText</item>
          <!-- Add other style attributes as needed -->
      </style>
      
      val snackbar = Snackbar.make(view, "Styled Snackbar", Snackbar.LENGTH_SHORT)
      snackbar.view.setBackgroundResource(R.style.MySnackbarStyle)
      snackbar.show()
      
  5. Adding custom icons and text to Material Design Snackbar with theming:

    • Description: Adds custom icons and text to a themed Material Design Snackbar.
    • Example Code (Kotlin):
      val snackbar = Snackbar.make(view, "Customized Snackbar", Snackbar.LENGTH_SHORT)
      val snackbarView = snackbar.view
      snackbarView.setBackgroundColor(ContextCompat.getColor(this, R.color.customSnackbarBackground))
      val icon = ContextCompat.getDrawable(this, R.drawable.ic_custom_icon)
      snackbar.setIcon(icon)
      snackbar.show()
      
  6. Material Design Snackbar animations and theming in Android:

    • Description: Introduces animations and theming for Material Design Snackbars.
    • Example Code (Kotlin):
      val snackbar = Snackbar.make(view, "Animated Snackbar", Snackbar.LENGTH_SHORT)
      snackbar.animationMode = BaseTransientBottomBar.ANIMATION_MODE_SLIDE
      snackbar.show()
      
  7. Themed Material Design Snackbar with CoordinatorLayout in Android:

    • Description: Demonstrates theming a Material Design Snackbar in a CoordinatorLayout.
    • Example Code (Kotlin):
      val snackbar = Snackbar.make(coordinatorLayout, "Themed Snackbar", Snackbar.LENGTH_SHORT)
      val snackbarView = snackbar.view
      snackbarView.setBackgroundColor(ContextCompat.getColor(this, R.color.colorPrimary))
      snackbar.show()
      
  8. Applying custom colors to Material Design Snackbar Android:

    • Description: Applies custom colors to a Material Design Snackbar in Android.
    • Example Code (Kotlin):
      val snackbar = Snackbar.make(view, "Colored Snackbar", Snackbar.LENGTH_SHORT)
      snackbar.setBackgroundTint(ContextCompat.getColor(this, R.color.customSnackbarColor))
      snackbar.show()
      
  9. Material Design Snackbar theming in XML layout in Android:

    • Description: Specifies Material Design Snackbar theming directly in XML layout.
    • Example Code (XML):
      <com.google.android.material.snackbar.Snackbar
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:text="Themed Snackbar"
          app:backgroundTint="@color/customSnackbarColor"
          ... />
      
  10. Changing duration and behavior of Material Design Snackbar with theming:

    • Description: Adjusts the duration and behavior of a themed Material Design Snackbar.
    • Example Code (Kotlin):
      val snackbar = Snackbar.make(view, "Custom Duration Snackbar", 3000)
      snackbar.animationMode = BaseTransientBottomBar.ANIMATION_MODE_FADE
      snackbar.show()
      
  11. Material Design Snackbar states and theming in Android:

    • Description: Addresses different states and theming of a Material Design Snackbar.
    • Example Code (XML):
      <com.google.android.material.snackbar.Snackbar
          style="@style/Widget.MaterialComponents.Snackbar"
          app:backgroundTint="@color/customSnackbarColorStateList"
          ... />
      
  12. Creating themed Material Design Snackbar with Kotlin in Android:

    • Description: Creates a themed Material Design Snackbar using Kotlin.
    • Example Code (Kotlin):
      val snackbar = Snackbar.make(view, "Themed Snackbar", Snackbar.LENGTH_SHORT)
      snackbar.setBackgroundTint(ContextCompat.getColor(this, R.color.customSnackbarColor))
      snackbar.show()