GetStream · JcMinarro · Feb 15, 2025 · Feb 10, 2025 · Feb 10, 2025 · Feb 10, 2025
@@ -60,6 +60,7 @@
 ### ⬆️ Improved
 
 ### ✅ Added
+- Added Swipe To Reply feature to the MessageListView. [#5626](https://github.com/GetStream/stream-chat-android/pull/5626)
 
 ### ⚠️ Changed
 

@@ -19,6 +19,7 @@ package io.getstream.chat.android
 import io.getstream.chat.android.models.Attachment
 import io.getstream.chat.android.models.AttachmentType
 import io.getstream.chat.android.models.Channel
+import io.getstream.chat.android.models.ChannelCapabilities
 import io.getstream.chat.android.models.ChannelConfig
 import io.getstream.chat.android.models.ChannelInfo
 import io.getstream.chat.android.models.ChannelMute
@@ -49,6 +50,7 @@ public fun positiveRandomInt(maxInt: Int = Int.MAX_VALUE - 1): Int =
 public fun positiveRandomLong(maxLong: Long = Long.MAX_VALUE - 1): Long =
     Random.nextLong(1, maxLong + 1)
 
+public fun randomFloat(): Float = Random.nextFloat()
 public fun randomInt(): Int = Random.nextInt()
 public fun randomIntBetween(min: Int, max: Int): Int = Random.nextInt(min, max + 1)
 public fun randomLong(): Long = Random.nextLong()
@@ -560,3 +562,48 @@ public fun randomReactionGroup(
     firstReactionAt = firstReactionAt,
     lastReactionAt = lastReactionAt,
 )
+
+public fun allChannelCapabilities(): Set<String> = setOf(
+    ChannelCapabilities.BAN_CHANNEL_MEMBERS,
+    ChannelCapabilities.CONNECT_EVENTS,
+    ChannelCapabilities.DELETE_ANY_MESSAGE,
+    ChannelCapabilities.DELETE_CHANNEL,
+    ChannelCapabilities.DELETE_OWN_MESSAGE,
+    ChannelCapabilities.FLAG_MESSAGE,
+    ChannelCapabilities.FREEZE_CHANNEL,
+    ChannelCapabilities.LEAVE_CHANNEL,
+    ChannelCapabilities.JOIN_CHANNEL,
+    ChannelCapabilities.MUTE_CHANNEL,
+    ChannelCapabilities.PIN_MESSAGE,
+    ChannelCapabilities.QUOTE_MESSAGE,
+    ChannelCapabilities.READ_EVENTS,
+    ChannelCapabilities.SEARCH_MESSAGES,
+    ChannelCapabilities.SEND_CUSTOM_EVENTS,
+    ChannelCapabilities.SEND_LINKS,
+    ChannelCapabilities.SEND_MESSAGE,
+    ChannelCapabilities.SEND_REACTION,
+    ChannelCapabilities.SEND_REPLY,
+    ChannelCapabilities.SET_CHANNEL_COOLDOWN,
+    ChannelCapabilities.UPDATE_ANY_MESSAGE,
+    ChannelCapabilities.UPDATE_CHANNEL,
+    ChannelCapabilities.UPDATE_CHANNEL_MEMBERS,
+    ChannelCapabilities.UPDATE_OWN_MESSAGE,
+    ChannelCapabilities.UPLOAD_FILE,
+    ChannelCapabilities.TYPING_EVENTS,
+    ChannelCapabilities.SLOW_MODE,
+    ChannelCapabilities.SKIP_SLOW_MODE,
+    ChannelCapabilities.JOIN_CALL,
+    ChannelCapabilities.CREATE_CALL,
+    ChannelCapabilities.CAST_POLL_VOTE,
+    ChannelCapabilities.SEND_POLL,
+)
+
+public fun randomChannelCapabilities(
+    exclude: Set<String> = emptySet(),
+    include: Set<String> = emptySet(),
+): Set<String> =
+    allChannelCapabilities()
+        .minus(exclude)
+        .shuffled()
+        .let { it.take(positiveRandomInt(it.size)) }
+        .toSet() + include
@@ -504,7 +504,7 @@ public class MessageComposerController(
                 setMessageMode(MessageMode.MessageThread(messageAction.message))
             }
             is Reply -> {
-                messageActions.value = messageActions.value + messageAction
+                messageActions.value = (messageActions.value.filterNot { it is Reply } + messageAction).toSet()
             }
             is Edit -> {
                 setMessageInputInternal(messageAction.message.text, MessageInput.Source.Edit)

@@ -2542,7 +2542,7 @@ public abstract interface class io/getstream/chat/android/ui/feature/messages/li
 
 public final class io/getstream/chat/android/ui/feature/messages/list/MessageListViewStyle : io/getstream/chat/android/ui/helper/ViewStyle {
 	public static final field Companion Lio/getstream/chat/android/ui/feature/messages/list/MessageListViewStyle$Companion;
-	public fun <init> (Lio/getstream/chat/android/ui/feature/messages/list/ScrollButtonViewStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageListView$NewMessagesBehaviour;Lio/getstream/chat/android/ui/feature/messages/list/MessageListItemStyle;Lio/getstream/chat/android/ui/feature/messages/list/GiphyViewHolderStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageViewStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageReplyStyle;Lio/getstream/chat/android/ui/feature/messages/list/UnreadLabelButtonStyle;ZIIZIZIIIZIIZIIZIZIIZZZZZZLio/getstream/chat/android/ui/font/TextStyle;Lio/getstream/chat/android/ui/font/TextStyle;IILio/getstream/chat/android/ui/font/TextStyle;ILio/getstream/chat/android/ui/font/TextStyle;IIIIIIZIIIIIIIIIIIIZZ)V
+	public fun <init> (Lio/getstream/chat/android/ui/feature/messages/list/ScrollButtonViewStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageListView$NewMessagesBehaviour;Lio/getstream/chat/android/ui/feature/messages/list/MessageListItemStyle;Lio/getstream/chat/android/ui/feature/messages/list/GiphyViewHolderStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageViewStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageReplyStyle;Lio/getstream/chat/android/ui/feature/messages/list/UnreadLabelButtonStyle;ZIIZIZIIIZIIZIIZIZIIZZZZZZLio/getstream/chat/android/ui/font/TextStyle;Lio/getstream/chat/android/ui/font/TextStyle;IILio/getstream/chat/android/ui/font/TextStyle;ILio/getstream/chat/android/ui/font/TextStyle;IIIIIIZIIIIIIIIIIIIZZLandroid/graphics/drawable/Drawable;)V
 	public final fun component1 ()Lio/getstream/chat/android/ui/feature/messages/list/ScrollButtonViewStyle;
 	public final fun component10 ()I
 	public final fun component11 ()Z
@@ -2601,11 +2601,12 @@ public final class io/getstream/chat/android/ui/feature/messages/list/MessageLis
 	public final fun component6 ()Lio/getstream/chat/android/ui/feature/messages/list/MessageReplyStyle;
 	public final fun component60 ()Z
 	public final fun component61 ()Z
+	public final fun component62 ()Landroid/graphics/drawable/Drawable;
 	public final fun component7 ()Lio/getstream/chat/android/ui/feature/messages/list/UnreadLabelButtonStyle;
 	public final fun component8 ()Z
 	public final fun component9 ()I
-	public final fun copy (Lio/getstream/chat/android/ui/feature/messages/list/ScrollButtonViewStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageListView$NewMessagesBehaviour;Lio/getstream/chat/android/ui/feature/messages/list/MessageListItemStyle;Lio/getstream/chat/android/ui/feature/messages/list/GiphyViewHolderStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageViewStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageReplyStyle;Lio/getstream/chat/android/ui/feature/messages/list/UnreadLabelButtonStyle;ZIIZIZIIIZIIZIIZIZIIZZZZZZLio/getstream/chat/android/ui/font/TextStyle;Lio/getstream/chat/android/ui/font/TextStyle;IILio/getstream/chat/android/ui/font/TextStyle;ILio/getstream/chat/android/ui/font/TextStyle;IIIIIIZIIIIIIIIIIIIZZ)Lio/getstream/chat/android/ui/feature/messages/list/MessageListViewStyle;
-	public static synthetic fun copy$default (Lio/getstream/chat/android/ui/feature/messages/list/MessageListViewStyle;Lio/getstream/chat/android/ui/feature/messages/list/ScrollButtonViewStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageListView$NewMessagesBehaviour;Lio/getstream/chat/android/ui/feature/messages/list/MessageListItemStyle;Lio/getstream/chat/android/ui/feature/messages/list/GiphyViewHolderStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageViewStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageReplyStyle;Lio/getstream/chat/android/ui/feature/messages/list/UnreadLabelButtonStyle;ZIIZIZIIIZIIZIIZIZIIZZZZZZLio/getstream/chat/android/ui/font/TextStyle;Lio/getstream/chat/android/ui/font/TextStyle;IILio/getstream/chat/android/ui/font/TextStyle;ILio/getstream/chat/android/ui/font/TextStyle;IIIIIIZIIIIIIIIIIIIZZIILjava/lang/Object;)Lio/getstream/chat/android/ui/feature/messages/list/MessageListViewStyle;
+	public final fun copy (Lio/getstream/chat/android/ui/feature/messages/list/ScrollButtonViewStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageListView$NewMessagesBehaviour;Lio/getstream/chat/android/ui/feature/messages/list/MessageListItemStyle;Lio/getstream/chat/android/ui/feature/messages/list/GiphyViewHolderStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageViewStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageReplyStyle;Lio/getstream/chat/android/ui/feature/messages/list/UnreadLabelButtonStyle;ZIIZIZIIIZIIZIIZIZIIZZZZZZLio/getstream/chat/android/ui/font/TextStyle;Lio/getstream/chat/android/ui/font/TextStyle;IILio/getstream/chat/android/ui/font/TextStyle;ILio/getstream/chat/android/ui/font/TextStyle;IIIIIIZIIIIIIIIIIIIZZLandroid/graphics/drawable/Drawable;)Lio/getstream/chat/android/ui/feature/messages/list/MessageListViewStyle;
+	public static synthetic fun copy$default (Lio/getstream/chat/android/ui/feature/messages/list/MessageListViewStyle;Lio/getstream/chat/android/ui/feature/messages/list/ScrollButtonViewStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageListView$NewMessagesBehaviour;Lio/getstream/chat/android/ui/feature/messages/list/MessageListItemStyle;Lio/getstream/chat/android/ui/feature/messages/list/GiphyViewHolderStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageViewStyle;Lio/getstream/chat/android/ui/feature/messages/list/MessageReplyStyle;Lio/getstream/chat/android/ui/feature/messages/list/UnreadLabelButtonStyle;ZIIZIZIIIZIIZIIZIZIIZZZZZZLio/getstream/chat/android/ui/font/TextStyle;Lio/getstream/chat/android/ui/font/TextStyle;IILio/getstream/chat/android/ui/font/TextStyle;ILio/getstream/chat/android/ui/font/TextStyle;IIIIIIZIIIIIIIIIIIIZZLandroid/graphics/drawable/Drawable;IILjava/lang/Object;)Lio/getstream/chat/android/ui/feature/messages/list/MessageListViewStyle;
 	public fun equals (Ljava/lang/Object;)Z
 	public final fun getAudioRecordPlayerViewStyle ()Lio/getstream/chat/android/ui/feature/messages/list/MessageViewStyle;
 	public final fun getBackgroundColor ()I
@@ -2659,6 +2660,7 @@ public final class io/getstream/chat/android/ui/feature/messages/list/MessageLis
 	public final fun getScrollButtonEndMargin ()I
 	public final fun getScrollButtonViewStyle ()Lio/getstream/chat/android/ui/feature/messages/list/ScrollButtonViewStyle;
 	public final fun getShowReactionsForUnsentMessages ()Z
+	public final fun getSwipeToReplyIcon ()Landroid/graphics/drawable/Drawable;
 	public final fun getThreadMessagesStart ()I
 	public final fun getThreadReplyIcon ()I
 	public final fun getThreadsEnabled ()Z
@@ -2795,7 +2797,6 @@ public abstract class io/getstream/chat/android/ui/feature/messages/list/adapter
 	public fun <init> (Landroid/view/View;)V
 	public abstract fun bindData (Lio/getstream/chat/android/ui/feature/messages/list/adapter/MessageListItem;Lio/getstream/chat/android/ui/feature/messages/list/adapter/MessageListItemPayloadDiff;)V
 	protected final fun getContext ()Landroid/content/Context;
-	protected final fun getData ()Lio/getstream/chat/android/ui/feature/messages/list/adapter/MessageListItem;
 	public fun messageContainerView ()Landroid/view/View;
 	public fun onAttachedToWindow ()V
 	public fun onDetachedFromWindow ()V

@@ -200,7 +200,7 @@ public data class MessageListItemStyle(
         internal val MESSAGE_STROKE_COLOR_MINE = R.color.stream_ui_literal_transparent
         internal const val MESSAGE_STROKE_WIDTH_MINE: Float = 0f
         internal val MESSAGE_STROKE_COLOR_THEIRS = R.color.stream_ui_grey_whisper
-        internal val MESSAGE_STROKE_WIDTH_THEIRS: Float = 1.dpToPxPrecise()
+        internal val MESSAGE_STROKE_WIDTH_THEIRS: Float by lazy { 1.dpToPxPrecise() }
 
         private const val BASE_MESSAGE_MAX_WIDTH_FACTOR = 1
         private const val DEFAULT_MESSAGE_MAX_WIDTH_FACTOR = 0.75f

@@ -29,6 +29,7 @@ import android.widget.Toast
 import androidx.constraintlayout.widget.ConstraintLayout
 import androidx.core.view.isVisible
 import androidx.fragment.app.FragmentManager
+import androidx.recyclerview.widget.ItemTouchHelper
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import androidx.recyclerview.widget.RecyclerView.ItemAnimator
@@ -108,6 +109,8 @@ import io.getstream.chat.android.ui.feature.messages.list.background.MessageBack
 import io.getstream.chat.android.ui.feature.messages.list.background.MessageBackgroundFactoryImpl
 import io.getstream.chat.android.ui.feature.messages.list.internal.HiddenMessageListItemPredicate
 import io.getstream.chat.android.ui.feature.messages.list.internal.MessageListScrollHelper
+import io.getstream.chat.android.ui.feature.messages.list.internal.SwipeReplyCallback
+import io.getstream.chat.android.ui.feature.messages.list.internal.canReplyToMessage
 import io.getstream.chat.android.ui.feature.messages.list.internal.poll.AllPollOptionsDialogFragment
 import io.getstream.chat.android.ui.feature.messages.list.internal.poll.PollResultsDialogFragment
 import io.getstream.chat.android.ui.feature.messages.list.options.message.MessageOptionItem
@@ -666,6 +669,7 @@ public class MessageListView : ConstraintLayout {
 
         initRecyclerView()
         initScrollHelper()
+        initSwipeToReply()
         initLoadingView()
         initEmptyStateView()
         messageListViewStyle?.unreadLabelButtonStyle?.let { initUnreadLabelButton(it) }
@@ -727,6 +731,27 @@ public class MessageListView : ConstraintLayout {
         }
     }
 
+    private fun initSwipeToReply() {
+        messageListViewStyle?.swipeToReplyIcon?.let { swipeToReplyIcon ->
+            SwipeReplyCallback(swipeToReplyIcon) { message ->
+                message
+                    ?.let { messageListViewStyle?.canReplyToMessage(it, ownCapabilities) }
+                    ?: false
+            }.let { swipeReplyCallback ->
+                ItemTouchHelper(swipeReplyCallback).let { itemTouchHelper ->
+                    swipeReplyCallback.onReply = {
+                        // We need to detach and attach the itemTouchHelper to the RecyclerView to make it work after
+                        // the reply action is completed.
+                        itemTouchHelper.attachToRecyclerView(null)
+                        itemTouchHelper.attachToRecyclerView(binding.chatMessagesRV)
+                        messageReplyHandler.onMessageReply(it.cid, it)
+                    }
+                    itemTouchHelper.attachToRecyclerView(binding.chatMessagesRV)
+                }
+            }
+        }
+    }
+
     private fun configureAttributes(attributeSet: AttributeSet?) {
         context.obtainStyledAttributes(
             attributeSet,

@@ -19,6 +19,7 @@ package io.getstream.chat.android.ui.feature.messages.list
 import android.content.Context
 import android.content.res.TypedArray
 import android.graphics.Typeface
+import android.graphics.drawable.Drawable
 import android.util.AttributeSet
 import android.view.Gravity
 import androidx.annotation.ColorInt
@@ -163,28 +164,29 @@ public data class MessageListViewStyle(
     public val optionsOverlayMessageOptionsMarginEnd: Int,
     public val showReactionsForUnsentMessages: Boolean,
     public val readCountEnabled: Boolean,
+    public val swipeToReplyIcon: Drawable?,
 ) : ViewStyle {
     public companion object {
         private val DEFAULT_BACKGROUND_COLOR = R.color.stream_ui_white_snow
-        private val DEFAULT_SCROLL_BUTTON_ELEVATION = 3.dpToPx().toFloat()
-        private val DEFAULT_SCROLL_BUTTON_MARGIN = 6.dpToPx()
-        private val DEFAULT_SCROLL_BUTTON_INTERNAL_MARGIN = 2.dpToPx()
-        private val DEFAULT_SCROLL_BUTTON_BADGE_ELEVATION = DEFAULT_SCROLL_BUTTON_ELEVATION
-
-        private val DEFAULT_EDIT_REACTIONS_MARGIN_TOP = 0.dpToPx()
-        private val DEFAULT_EDIT_REACTIONS_MARGIN_BOTTOM = 0.dpToPx()
-        private val DEFAULT_EDIT_REACTIONS_MARGIN_START = 50.dpToPx()
-        private val DEFAULT_EDIT_REACTIONS_MARGIN_END = 8.dpToPx()
-
-        private val DEFAULT_USER_REACTIONS_MARGIN_TOP = 8.dpToPx()
-        private val DEFAULT_USER_REACTIONS_MARGIN_BOTTOM = 0.dpToPx()
-        private val DEFAULT_USER_REACTIONS_MARGIN_START = 8.dpToPx()
-        private val DEFAULT_USER_REACTIONS_MARGIN_END = 8.dpToPx()
-
-        private val DEFAULT_MESSAGE_OPTIONS_MARGIN_TOP = 24.dpToPx()
-        private val DEFAULT_MESSAGE_OPTIONS_MARGIN_BOTTOM = 0.dpToPx()
-        private val DEFAULT_MESSAGE_OPTIONS_MARGIN_START = 50.dpToPx()
-        private val DEFAULT_MESSAGE_OPTIONS_MARGIN_END = 8.dpToPx()
+        private val DEFAULT_SCROLL_BUTTON_ELEVATION by lazy { 3.dpToPx().toFloat() }
+        private val DEFAULT_SCROLL_BUTTON_MARGIN by lazy { 6.dpToPx() }
+        private val DEFAULT_SCROLL_BUTTON_INTERNAL_MARGIN by lazy { 2.dpToPx() }
+        private val DEFAULT_SCROLL_BUTTON_BADGE_ELEVATION by lazy { DEFAULT_SCROLL_BUTTON_ELEVATION }
+
+        private val DEFAULT_EDIT_REACTIONS_MARGIN_TOP by lazy { 0.dpToPx() }
+        private val DEFAULT_EDIT_REACTIONS_MARGIN_BOTTOM by lazy { 0.dpToPx() }
+        private val DEFAULT_EDIT_REACTIONS_MARGIN_START by lazy { 50.dpToPx() }
+        private val DEFAULT_EDIT_REACTIONS_MARGIN_END by lazy { 8.dpToPx() }
+
+        private val DEFAULT_USER_REACTIONS_MARGIN_TOP by lazy { 8.dpToPx() }
+        private val DEFAULT_USER_REACTIONS_MARGIN_BOTTOM by lazy { 0.dpToPx() }
+        private val DEFAULT_USER_REACTIONS_MARGIN_START by lazy { 8.dpToPx() }
+        private val DEFAULT_USER_REACTIONS_MARGIN_END by lazy { 8.dpToPx() }
+
+        private val DEFAULT_MESSAGE_OPTIONS_MARGIN_TOP by lazy { 24.dpToPx() }
+        private val DEFAULT_MESSAGE_OPTIONS_MARGIN_BOTTOM by lazy { 0.dpToPx() }
+        private val DEFAULT_MESSAGE_OPTIONS_MARGIN_START by lazy { 50.dpToPx() }
+        private val DEFAULT_MESSAGE_OPTIONS_MARGIN_END by lazy { 8.dpToPx() }
 
         /**
          * Creates an [MessageListViewStyle] instance with the default values.
@@ -339,6 +341,13 @@ public data class MessageListViewStyle(
                     R.drawable.stream_ui_ic_arrow_curve_left_grey,
                 )
 
+                val replyToSwipeIcon: Drawable? = context.getDrawableCompat(
+                    attributes.getResourceId(
+                        R.styleable.MessageListView_streamUiSwipeToReplyIcon,
+                        R.drawable.stream_ui_ic_arrow_curve_left_grey,
+                    ),
+                )
+
                 val replyEnabled = attributes.getBoolean(R.styleable.MessageListView_streamUiReplyEnabled, true)
 
                 val threadReplyIcon = attributes.getResourceId(
@@ -673,6 +682,7 @@ public data class MessageListViewStyle(
                     optionsOverlayMessageOptionsMarginEnd = optionsOverlayMessageOptionsMarginEnd,
                     showReactionsForUnsentMessages = showReactionsForUnsentMessages,
                     readCountEnabled = readCountEnabled,
+                    swipeToReplyIcon = replyToSwipeIcon,
                 ).let(TransformStyle.messageListStyleTransformer::transform)
             }
         }

@@ -171,7 +171,7 @@ public data class MessageReplyStyle(
             ).let(TransformStyle.messageReplyStyleTransformer::transform)
         }
 
-        private val MESSAGE_STROKE_WIDTH_THEIRS: Float = 1.dpToPxPrecise()
+        private val MESSAGE_STROKE_WIDTH_THEIRS: Float by lazy { 1.dpToPxPrecise() }
         private const val VALUE_NOT_SET = Integer.MAX_VALUE
         internal val DEFAULT_TEXT_COLOR = R.color.stream_ui_text_color_primary
         internal val DEFAULT_TEXT_SIZE = R.dimen.stream_ui_text_medium

@@ -39,7 +39,7 @@ public abstract class BaseMessageItemViewHolder<T : MessageListItem>(
      * Can be used for listeners that need to pass along the currently
      * bound data as a parameter.
      */
-    protected lateinit var data: T
+    internal lateinit var data: T
         private set
 
     private var highlightAnimation: ValueAnimator? = null