More click listener...

vector/src/main/java/im/vector/app/core/platform/ButtonStateView.kt

@@ -24,6 +24,8 @@ import android.widget.FrameLayout
 import androidx.core.view.isInvisible
 import androidx.core.view.isVisible
 import im.vector.app.R
+import im.vector.app.core.epoxy.ClickListener
+import im.vector.app.core.epoxy.onClick
 import im.vector.app.databinding.ViewButtonStateBinding
 
 class ButtonStateView @JvmOverloads constructor(context: Context, attrs: AttributeSet? = null, defStyle: Int = 0)
@@ -36,12 +38,9 @@ class ButtonStateView @JvmOverloads constructor(context: Context, attrs: Attribu
         object Error : State()
     }
 
-    var callback: Callback? = null
+    var commonClicked: ClickListener? = null
-
+    var buttonClicked: ClickListener? = null
-    interface Callback {
+    var retryClicked: ClickListener? = null
-        fun onButtonClicked()
-        fun onRetryClicked()
-    }
 
     // Big or Flat button
     var button: Button
@@ -54,8 +53,9 @@ class ButtonStateView @JvmOverloads constructor(context: Context, attrs: Attribu
 
         layoutParams = LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT)
 
-        views.buttonStateRetry.setOnClickListener {
+        views.buttonStateRetry.onClick {
-            callback?.onRetryClicked()
+            commonClicked?.invoke(it)
+            retryClicked?.invoke(it)
         }
 
         // Read attributes
@@ -80,8 +80,9 @@ class ButtonStateView @JvmOverloads constructor(context: Context, attrs: Attribu
                     }
                 }
 
-        button.setOnClickListener {
+        button.onClick {
-            callback?.onButtonClicked()
+            commonClicked?.invoke(it)
+            buttonClicked?.invoke(it)
         }
     }
 

vector/src/main/java/im/vector/app/features/home/room/list/RoomCategoryItem.kt

@@ -23,8 +23,10 @@ import androidx.core.graphics.drawable.DrawableCompat
 import com.airbnb.epoxy.EpoxyAttribute
 import com.airbnb.epoxy.EpoxyModelClass
 import im.vector.app.R
+import im.vector.app.core.epoxy.ClickListener
 import im.vector.app.core.epoxy.VectorEpoxyHolder
 import im.vector.app.core.epoxy.VectorEpoxyModel
+import im.vector.app.core.epoxy.onClick
 import im.vector.app.features.themes.ThemeUtils
 
 @EpoxyModelClass(layout = R.layout.item_room_category)
@@ -34,7 +36,7 @@ abstract class RoomCategoryItem : VectorEpoxyModel<RoomCategoryItem.Holder>() {
     @EpoxyAttribute var expanded: Boolean = false
     @EpoxyAttribute var unreadNotificationCount: Int = 0
     @EpoxyAttribute var showHighlighted: Boolean = false
-    @EpoxyAttribute var listener: (() -> Unit)? = null
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash) var listener: ClickListener? = null
 
     override fun bind(holder: Holder) {
         super.bind(holder)
@@ -46,7 +48,7 @@ abstract class RoomCategoryItem : VectorEpoxyModel<RoomCategoryItem.Holder>() {
         holder.unreadCounterBadgeView.render(UnreadCounterBadgeView.State(unreadNotificationCount, showHighlighted))
         holder.titleView.setCompoundDrawablesWithIntrinsicBounds(null, null, expandedArrowDrawable, null)
         holder.titleView.text = title
-        holder.rootView.setOnClickListener { listener?.invoke() }
+        holder.rootView.onClick(listener)
     }
 
     class Holder : VectorEpoxyHolder() {

vector/src/main/java/im/vector/app/features/home/room/list/RoomInvitationItem.kt

@@ -22,8 +22,10 @@ import android.widget.TextView
 import com.airbnb.epoxy.EpoxyAttribute
 import com.airbnb.epoxy.EpoxyModelClass
 import im.vector.app.R
+import im.vector.app.core.epoxy.ClickListener
 import im.vector.app.core.epoxy.VectorEpoxyHolder
 import im.vector.app.core.epoxy.VectorEpoxyModel
+import im.vector.app.core.epoxy.onClick
 import im.vector.app.core.extensions.setTextOrHide
 import im.vector.app.core.platform.ButtonStateView
 import im.vector.app.features.home.AvatarRenderer
@@ -37,36 +39,16 @@ abstract class RoomInvitationItem : VectorEpoxyModel<RoomInvitationItem.Holder>(
     @EpoxyAttribute lateinit var avatarRenderer: AvatarRenderer
     @EpoxyAttribute lateinit var matrixItem: MatrixItem
     @EpoxyAttribute var secondLine: CharSequence? = null
-    @EpoxyAttribute var listener: (() -> Unit)? = null
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash) var listener: ClickListener? = null
     @EpoxyAttribute lateinit var changeMembershipState: ChangeMembershipState
-    @EpoxyAttribute var acceptListener: (() -> Unit)? = null
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash) var acceptListener: ClickListener? = null
-    @EpoxyAttribute var rejectListener: (() -> Unit)? = null
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash) var rejectListener: ClickListener? = null
-
-    private val acceptCallback = object : ButtonStateView.Callback {
-        override fun onButtonClicked() {
-            acceptListener?.invoke()
-        }
-
-        override fun onRetryClicked() {
-            acceptListener?.invoke()
-        }
-    }
-
-    private val rejectCallback = object : ButtonStateView.Callback {
-        override fun onButtonClicked() {
-            rejectListener?.invoke()
-        }
-
-        override fun onRetryClicked() {
-            rejectListener?.invoke()
-        }
-    }
 
     override fun bind(holder: Holder) {
         super.bind(holder)
-        holder.rootView.setOnClickListener { listener?.invoke() }
+        holder.rootView.onClick(listener)
-        holder.acceptView.callback = acceptCallback
+        holder.acceptView.commonClicked = acceptListener
-        holder.rejectView.callback = rejectCallback
+        holder.rejectView.commonClicked = rejectListener
         InviteButtonStateBinder.bind(holder.acceptView, holder.rejectView, changeMembershipState)
         holder.titleView.text = matrixItem.getBestName()
         holder.subtitleView.setTextOrHide(secondLine)

vector/src/main/java/im/vector/app/features/invite/VectorInviteView.kt

@@ -23,10 +23,8 @@ import androidx.constraintlayout.widget.ConstraintLayout
 import androidx.core.view.updateLayoutParams
 import im.vector.app.R
 import im.vector.app.core.di.HasScreenInjector
-import im.vector.app.core.platform.ButtonStateView
 import im.vector.app.databinding.VectorInviteViewBinding
 import im.vector.app.features.home.AvatarRenderer
-
 import org.matrix.android.sdk.api.session.room.members.ChangeMembershipState
 import org.matrix.android.sdk.api.session.room.model.RoomMemberSummary
 import org.matrix.android.sdk.api.util.toMatrixItem
@@ -56,25 +54,8 @@ class VectorInviteView @JvmOverloads constructor(context: Context, attrs: Attrib
         }
         inflate(context, R.layout.vector_invite_view, this)
         views = VectorInviteViewBinding.bind(this)
-        views.inviteAcceptView.callback = object : ButtonStateView.Callback {
+        views.inviteAcceptView.commonClicked = { callback?.onAcceptInvite() }
-            override fun onButtonClicked() {
+        views.inviteRejectView.commonClicked = { callback?.onRejectInvite() }
-                callback?.onAcceptInvite()
-            }
-
-            override fun onRetryClicked() {
-                callback?.onAcceptInvite()
-            }
-        }
-
-        views.inviteRejectView.callback = object : ButtonStateView.Callback {
-            override fun onButtonClicked() {
-                callback?.onRejectInvite()
-            }
-
-            override fun onRetryClicked() {
-                callback?.onRejectInvite()
-            }
-        }
     }
 
     fun render(sender: RoomMemberSummary, mode: Mode = Mode.LARGE, changeMembershipState: ChangeMembershipState) {

vector/src/main/java/im/vector/app/features/matrixto/MatrixToRoomSpaceFragment.kt

@@ -51,19 +51,8 @@ class MatrixToRoomSpaceFragment @Inject constructor(
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
-        views.matrixToCardMainButton.callback = object : ButtonStateView.Callback {
+        views.matrixToCardMainButton.commonClicked = { mainButtonClicked() }
-            override fun onButtonClicked() {
+        views.matrixToCardSecondaryButton.commonClicked = { secondaryButtonClicked() }
-                mainButtonClicked()
-            }
-
-            override fun onRetryClicked() = onButtonClicked()
-        }
-        views.matrixToCardSecondaryButton.callback = object : ButtonStateView.Callback {
-            override fun onButtonClicked() {
-                secondaryButtonClicked()
-            }
-            override fun onRetryClicked() = onButtonClicked()
-        }
     }
 
     override fun invalidate() = withState(sharedViewModel) { state ->

vector/src/main/java/im/vector/app/features/roomdirectory/PublicRoomItem.kt

@@ -22,8 +22,10 @@ import android.widget.TextView
 import com.airbnb.epoxy.EpoxyAttribute
 import com.airbnb.epoxy.EpoxyModelClass
 import im.vector.app.R
+import im.vector.app.core.epoxy.ClickListener
 import im.vector.app.core.epoxy.VectorEpoxyHolder
 import im.vector.app.core.epoxy.VectorEpoxyModel
+import im.vector.app.core.epoxy.onClick
 import im.vector.app.core.extensions.setTextOrHide
 import im.vector.app.core.platform.ButtonStateView
 import im.vector.app.features.home.AvatarRenderer
@@ -50,15 +52,15 @@ abstract class PublicRoomItem : VectorEpoxyModel<PublicRoomItem.Holder>() {
     @EpoxyAttribute
     var joinState: JoinState = JoinState.NOT_JOINED
 
-    @EpoxyAttribute
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash)
-    var globalListener: (() -> Unit)? = null
+    var globalListener: ClickListener? = null
 
-    @EpoxyAttribute
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash)
-    var joinListener: (() -> Unit)? = null
+    var joinListener: ClickListener? = null
 
     override fun bind(holder: Holder) {
         super.bind(holder)
-        holder.rootView.setOnClickListener { globalListener?.invoke() }
+        holder.rootView.onClick(globalListener)
 
         avatarRenderer.render(matrixItem, holder.avatarView)
         holder.nameView.text = matrixItem.displayName
@@ -76,16 +78,7 @@ abstract class PublicRoomItem : VectorEpoxyModel<PublicRoomItem.Holder>() {
                 }
         )
 
-        holder.buttonState.callback = object : ButtonStateView.Callback {
+        holder.buttonState.commonClicked = { joinListener?.invoke(it) }
-            override fun onButtonClicked() {
-                joinListener?.invoke()
-            }
-
-            override fun onRetryClicked() {
-                // Same action
-                onButtonClicked()
-            }
-        }
     }
 
     class Holder : VectorEpoxyHolder() {

vector/src/main/java/im/vector/app/features/roomdirectory/UnknownRoomItem.kt

@@ -22,8 +22,10 @@ import android.widget.TextView
 import com.airbnb.epoxy.EpoxyAttribute
 import com.airbnb.epoxy.EpoxyModelClass
 import im.vector.app.R
+import im.vector.app.core.epoxy.ClickListener
 import im.vector.app.core.epoxy.VectorEpoxyHolder
 import im.vector.app.core.epoxy.VectorEpoxyModel
+import im.vector.app.core.epoxy.onClick
 import im.vector.app.features.home.AvatarRenderer
 import org.matrix.android.sdk.api.util.MatrixItem
 
@@ -36,12 +38,12 @@ abstract class UnknownRoomItem : VectorEpoxyModel<UnknownRoomItem.Holder>() {
     @EpoxyAttribute
     lateinit var matrixItem: MatrixItem
 
-    @EpoxyAttribute
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash)
-    var globalListener: (() -> Unit)? = null
+    var globalListener: ClickListener? = null
 
     override fun bind(holder: Holder) {
         super.bind(holder)
-        holder.rootView.setOnClickListener { globalListener?.invoke() }
+        holder.rootView.onClick(globalListener)
         avatarRenderer.render(matrixItem, holder.avatarView)
         holder.nameView.text = matrixItem.displayName
     }

vector/src/main/java/im/vector/app/features/roomdirectory/picker/RoomDirectoryItem.kt

@@ -25,8 +25,10 @@ import androidx.core.view.isVisible
 import com.airbnb.epoxy.EpoxyAttribute
 import com.airbnb.epoxy.EpoxyModelClass
 import im.vector.app.R
+import im.vector.app.core.epoxy.ClickListener
 import im.vector.app.core.epoxy.VectorEpoxyHolder
 import im.vector.app.core.epoxy.VectorEpoxyModel
+import im.vector.app.core.epoxy.onClick
 import im.vector.app.core.extensions.setTextOrHide
 import im.vector.app.core.glide.GlideApp
 
@@ -48,12 +50,12 @@ abstract class RoomDirectoryItem : VectorEpoxyModel<RoomDirectoryItem.Holder>()
     @EpoxyAttribute
     var checked: Boolean = false
 
-    @EpoxyAttribute
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash)
-    var globalListener: (() -> Unit)? = null
+    var globalListener: ClickListener? = null
 
     override fun bind(holder: Holder) {
         super.bind(holder)
-        holder.rootView.setOnClickListener { globalListener?.invoke() }
+        holder.rootView.onClick(globalListener)
 
         // Avatar
         GlideApp.with(holder.avatarView)

vector/src/main/java/im/vector/app/features/roomdirectory/roompreview/RoomPreviewNoPreviewFragment.kt

@@ -57,16 +57,7 @@ class RoomPreviewNoPreviewFragment @Inject constructor(
         super.onViewCreated(view, savedInstanceState)
         setupToolbar(views.roomPreviewNoPreviewToolbar)
 
-        views.roomPreviewNoPreviewJoin.callback = object : ButtonStateView.Callback {
+        views.roomPreviewNoPreviewJoin.commonClicked = { roomPreviewViewModel.handle(RoomPreviewAction.Join) }
-            override fun onButtonClicked() {
-                roomPreviewViewModel.handle(RoomPreviewAction.Join)
-            }
-
-            override fun onRetryClicked() {
-                // Same action
-                onButtonClicked()
-            }
-        }
     }
 
     override fun invalidate() = withState(roomPreviewViewModel) { state ->

vector/src/main/java/im/vector/app/features/settings/devices/DeviceItem.kt

@@ -23,8 +23,10 @@ import androidx.core.view.isVisible
 import com.airbnb.epoxy.EpoxyAttribute
 import com.airbnb.epoxy.EpoxyModelClass
 import im.vector.app.R
+import im.vector.app.core.epoxy.ClickListener
 import im.vector.app.core.epoxy.VectorEpoxyHolder
 import im.vector.app.core.epoxy.VectorEpoxyModel
+import im.vector.app.core.epoxy.onClick
 import im.vector.app.core.resources.ColorProvider
 import im.vector.app.core.ui.views.ShieldImageView
 import im.vector.app.core.utils.DimensionConverter
@@ -47,8 +49,8 @@ abstract class DeviceItem : VectorEpoxyModel<DeviceItem.Holder>() {
     @EpoxyAttribute
     var currentDevice = false
 
-    @EpoxyAttribute
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash)
-    var itemClickAction: (() -> Unit)? = null
+    var itemClickAction: ClickListener? = null
 
     @EpoxyAttribute
     var detailedMode = false
@@ -73,7 +75,7 @@ abstract class DeviceItem : VectorEpoxyModel<DeviceItem.Holder>() {
 
     override fun bind(holder: Holder) {
         super.bind(holder)
-        holder.root.setOnClickListener { itemClickAction?.invoke() }
+        holder.root.onClick(itemClickAction)
 
         if (e2eCapable) {
             val shield = TrustUtils.shieldForTrust(

vector/src/main/java/im/vector/app/features/settings/ignored/UserItem.kt

@@ -21,8 +21,10 @@ import android.widget.TextView
 import com.airbnb.epoxy.EpoxyAttribute
 import com.airbnb.epoxy.EpoxyModelClass
 import im.vector.app.R
+import im.vector.app.core.epoxy.ClickListener
 import im.vector.app.core.epoxy.VectorEpoxyHolder
 import im.vector.app.core.epoxy.VectorEpoxyModel
+import im.vector.app.core.epoxy.onClick
 import im.vector.app.core.extensions.setTextOrHide
 import im.vector.app.features.home.AvatarRenderer
 import org.matrix.android.sdk.api.util.MatrixItem
@@ -39,12 +41,12 @@ abstract class UserItem : VectorEpoxyModel<UserItem.Holder>() {
     @EpoxyAttribute
     lateinit var matrixItem: MatrixItem
 
-    @EpoxyAttribute
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash)
-    var itemClickAction: (() -> Unit)? = null
+    var itemClickAction: ClickListener? = null
 
     override fun bind(holder: Holder) {
         super.bind(holder)
-        holder.root.setOnClickListener { itemClickAction?.invoke() }
+        holder.root.onClick(itemClickAction)
 
         avatarRenderer.render(matrixItem, holder.avatarImage)
         holder.userIdText.setTextOrHide(matrixItem.id)

vector/src/main/java/im/vector/app/features/signout/soft/epoxy/LoginCenterButtonItem.kt

@@ -20,23 +20,23 @@ import android.widget.Button
 import com.airbnb.epoxy.EpoxyAttribute
 import com.airbnb.epoxy.EpoxyModelClass
 import im.vector.app.R
+import im.vector.app.core.epoxy.ClickListener
 import im.vector.app.core.epoxy.VectorEpoxyHolder
 import im.vector.app.core.epoxy.VectorEpoxyModel
+import im.vector.app.core.epoxy.onClick
 import im.vector.app.core.extensions.setTextOrHide
 
 @EpoxyModelClass(layout = R.layout.item_login_centered_button)
 abstract class LoginCenterButtonItem : VectorEpoxyModel<LoginCenterButtonItem.Holder>() {
 
     @EpoxyAttribute var text: String? = null
-    @EpoxyAttribute var listener: (() -> Unit)? = null
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash) var listener: ClickListener? = null
 
     override fun bind(holder: Holder) {
         super.bind(holder)
 
         holder.button.setTextOrHide(text)
-        holder.button.setOnClickListener {
+        holder.button.onClick(listener)
-            listener?.invoke()
-        }
     }
 
     class Holder : VectorEpoxyHolder() {

vector/src/main/java/im/vector/app/features/signout/soft/epoxy/LoginErrorWithRetryItem.kt

@@ -21,8 +21,10 @@ import android.widget.TextView
 import com.airbnb.epoxy.EpoxyAttribute
 import com.airbnb.epoxy.EpoxyModelClass
 import im.vector.app.R
+import im.vector.app.core.epoxy.ClickListener
 import im.vector.app.core.epoxy.VectorEpoxyHolder
 import im.vector.app.core.epoxy.VectorEpoxyModel
+import im.vector.app.core.epoxy.onClick
 
 @EpoxyModelClass(layout = R.layout.item_login_error_retry)
 abstract class LoginErrorWithRetryItem : VectorEpoxyModel<LoginErrorWithRetryItem.Holder>() {
@@ -30,13 +32,13 @@ abstract class LoginErrorWithRetryItem : VectorEpoxyModel<LoginErrorWithRetryIte
     @EpoxyAttribute
     var text: String? = null
 
-    @EpoxyAttribute
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash)
-    var listener: (() -> Unit)? = null
+    var listener: ClickListener? = null
 
     override fun bind(holder: Holder) {
         super.bind(holder)
         holder.textView.text = text
-        holder.buttonView.setOnClickListener { listener?.invoke() }
+        holder.buttonView.onClick(listener)
     }
 
     class Holder : VectorEpoxyHolder() {

vector/src/main/java/im/vector/app/features/signout/soft/epoxy/LoginPasswordFormItem.kt

@@ -25,9 +25,11 @@ import com.airbnb.epoxy.EpoxyModelClass
 import com.google.android.material.textfield.TextInputEditText
 import com.google.android.material.textfield.TextInputLayout
 import im.vector.app.R
+import im.vector.app.core.epoxy.ClickListener
 import im.vector.app.core.epoxy.VectorEpoxyHolder
 import im.vector.app.core.epoxy.VectorEpoxyModel
 import im.vector.app.core.epoxy.addTextChangedListenerOnce
+import im.vector.app.core.epoxy.onClick
 import im.vector.app.core.extensions.showPassword
 import im.vector.app.core.platform.SimpleTextWatcher
 import im.vector.app.core.resources.StringProvider
@@ -40,8 +42,8 @@ abstract class LoginPasswordFormItem : VectorEpoxyModel<LoginPasswordFormItem.Ho
     @EpoxyAttribute var submitEnabled: Boolean = false
     @EpoxyAttribute var errorText: String? = null
     @EpoxyAttribute lateinit var stringProvider: StringProvider
-    @EpoxyAttribute var passwordRevealClickListener: (() -> Unit)? = null
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash) var passwordRevealClickListener: ClickListener? = null
-    @EpoxyAttribute var forgetPasswordClickListener: (() -> Unit)? = null
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash) var forgetPasswordClickListener: ClickListener? = null
     @EpoxyAttribute var submitClickListener: ((String) -> Unit)? = null
     @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash) var onPasswordEdited: ((String) -> Unit)? = null
 
@@ -57,8 +59,8 @@ abstract class LoginPasswordFormItem : VectorEpoxyModel<LoginPasswordFormItem.Ho
         setupAutoFill(holder)
         holder.passwordFieldTil.error = errorText
         renderPasswordField(holder)
-        holder.passwordReveal.setOnClickListener { passwordRevealClickListener?.invoke() }
+        holder.passwordReveal.onClick(passwordRevealClickListener)
-        holder.forgetPassword.setOnClickListener { forgetPasswordClickListener?.invoke() }
+        holder.forgetPassword.onClick(forgetPasswordClickListener)
         holder.submit.isEnabled = submitEnabled
         holder.submit.setOnClickListener { submitClickListener?.invoke(holder.passwordField.text.toString()) }
         holder.passwordField.addTextChangedListenerOnce(textChangeListener)

vector/src/main/java/im/vector/app/features/signout/soft/epoxy/LoginRedButtonItem.kt

@@ -20,23 +20,23 @@ import android.widget.Button
 import com.airbnb.epoxy.EpoxyAttribute
 import com.airbnb.epoxy.EpoxyModelClass
 import im.vector.app.R
+import im.vector.app.core.epoxy.ClickListener
 import im.vector.app.core.epoxy.VectorEpoxyHolder
 import im.vector.app.core.epoxy.VectorEpoxyModel
+import im.vector.app.core.epoxy.onClick
 import im.vector.app.core.extensions.setTextOrHide
 
 @EpoxyModelClass(layout = R.layout.item_login_red_button)
 abstract class LoginRedButtonItem : VectorEpoxyModel<LoginRedButtonItem.Holder>() {
 
     @EpoxyAttribute var text: String? = null
-    @EpoxyAttribute var listener: (() -> Unit)? = null
+    @EpoxyAttribute(EpoxyAttribute.Option.DoNotHash) var listener: ClickListener? = null
 
     override fun bind(holder: Holder) {
         super.bind(holder)
 
         holder.button.setTextOrHide(text)
-        holder.button.setOnClickListener {
+        holder.button.onClick(listener)
-            listener?.invoke()
-        }
     }
 
     class Holder : VectorEpoxyHolder() {

vector/src/main/java/im/vector/app/features/spaces/invite/SpaceInviteBottomSheet.kt

@@ -79,24 +79,16 @@ class SpaceInviteBottomSheet : VectorBaseBottomSheetDialogFragment<BottomSheetIn
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
-        views.spaceCard.matrixToCardMainButton.callback = object : ButtonStateView.Callback {
+        views.spaceCard.matrixToCardMainButton.commonClicked = {
-            override fun onButtonClicked() {
+            // quick local echo
-                // quick local echo
+            views.spaceCard.matrixToCardMainButton.render(ButtonStateView.State.Loading)
-                views.spaceCard.matrixToCardMainButton.render(ButtonStateView.State.Loading)
+            views.spaceCard.matrixToCardSecondaryButton.button.isEnabled = false
-                views.spaceCard.matrixToCardSecondaryButton.button.isEnabled = false
+            viewModel.handle(SpaceInviteBottomSheetAction.DoJoin)
-                viewModel.handle(SpaceInviteBottomSheetAction.DoJoin)
-            }
-
-            override fun onRetryClicked() = onButtonClicked()
         }
-        views.spaceCard.matrixToCardSecondaryButton.callback = object : ButtonStateView.Callback {
+        views.spaceCard.matrixToCardSecondaryButton.commonClicked = {
-            override fun onButtonClicked() {
+            views.spaceCard.matrixToCardMainButton.button.isEnabled = false
-                views.spaceCard.matrixToCardMainButton.button.isEnabled = false
+            views.spaceCard.matrixToCardSecondaryButton.render(ButtonStateView.State.Loading)
-                views.spaceCard.matrixToCardSecondaryButton.render(ButtonStateView.State.Loading)
+            viewModel.handle(SpaceInviteBottomSheetAction.DoReject)
-                viewModel.handle(SpaceInviteBottomSheetAction.DoReject)
-            }
-
-            override fun onRetryClicked() = onButtonClicked()
         }
 
         viewModel.observeViewEvents {
@@ -144,15 +136,15 @@ class SpaceInviteBottomSheet : VectorBaseBottomSheetDialogFragment<BottomSheetIn
             Uninitialized -> {
                 views.spaceCard.matrixToCardMainButton.render(ButtonStateView.State.Button)
             }
-            is Loading -> {
+            is Loading    -> {
                 views.spaceCard.matrixToCardMainButton.render(ButtonStateView.State.Loading)
                 views.spaceCard.matrixToCardSecondaryButton.button.isEnabled = false
             }
-            is Success -> {
+            is Success    -> {
                 interactionListener?.spaceInviteBottomSheetOnAccept(inviteArgs.spaceId)
                 dismiss()
             }
-            is Fail -> {
+            is Fail       -> {
                 views.spaceCard.matrixToCardMainButton.render(ButtonStateView.State.Error)
                 views.spaceCard.matrixToCardSecondaryButton.button.isEnabled = true
             }
@@ -162,15 +154,15 @@ class SpaceInviteBottomSheet : VectorBaseBottomSheetDialogFragment<BottomSheetIn
             Uninitialized -> {
                 views.spaceCard.matrixToCardSecondaryButton.render(ButtonStateView.State.Button)
             }
-            is Loading -> {
+            is Loading    -> {
                 views.spaceCard.matrixToCardSecondaryButton.render(ButtonStateView.State.Loading)
                 views.spaceCard.matrixToCardMainButton.button.isEnabled = false
             }
-            is Success -> {
+            is Success    -> {
                 interactionListener?.spaceInviteBottomSheetOnDecline(inviteArgs.spaceId)
                 dismiss()
             }
-            is Fail -> {
+            is Fail       -> {
                 views.spaceCard.matrixToCardSecondaryButton.render(ButtonStateView.State.Error)
                 views.spaceCard.matrixToCardSecondaryButton.button.isEnabled = true
             }