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-rw-r--r--fastadapter-databinding/.gitignore1
-rw-r--r--fastadapter-databinding/build.gradle21
-rw-r--r--fastadapter-databinding/consumer-rules.pro0
-rw-r--r--fastadapter-databinding/proguard-rules.pro21
-rw-r--r--fastadapter-databinding/src/main/AndroidManifest.xml1
-rw-r--r--fastadapter-databinding/src/main/kotlin/ca/allanwang/fastadapter/databinding/BindingItem.kt123
6 files changed, 167 insertions, 0 deletions
diff --git a/fastadapter-databinding/.gitignore b/fastadapter-databinding/.gitignore
new file mode 100644
index 0000000..796b96d
--- /dev/null
+++ b/fastadapter-databinding/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/fastadapter-databinding/build.gradle b/fastadapter-databinding/build.gradle
new file mode 100644
index 0000000..aefb22e
--- /dev/null
+++ b/fastadapter-databinding/build.gradle
@@ -0,0 +1,21 @@
+import kau.Dependencies
+import kau.Versions
+
+ext.kauSubModuleMinSdk = Versions.coreMinSdk
+
+apply from: '../android-lib.gradle'
+
+android {
+ dataBinding {
+ enabled = true
+ }
+}
+
+dependencies {
+ implementation project(':core')
+
+ api Dependencies.fastAdapter
+ api Dependencies.fastAdapter("utils")
+}
+
+apply from: '../artifacts.gradle'
diff --git a/fastadapter-databinding/consumer-rules.pro b/fastadapter-databinding/consumer-rules.pro
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/fastadapter-databinding/consumer-rules.pro
diff --git a/fastadapter-databinding/proguard-rules.pro b/fastadapter-databinding/proguard-rules.pro
new file mode 100644
index 0000000..f1b4245
--- /dev/null
+++ b/fastadapter-databinding/proguard-rules.pro
@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+# http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+# public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
diff --git a/fastadapter-databinding/src/main/AndroidManifest.xml b/fastadapter-databinding/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..acd1012
--- /dev/null
+++ b/fastadapter-databinding/src/main/AndroidManifest.xml
@@ -0,0 +1 @@
+<manifest package="ca.allanwang.kau.fastadapter.databinding" />
diff --git a/fastadapter-databinding/src/main/kotlin/ca/allanwang/fastadapter/databinding/BindingItem.kt b/fastadapter-databinding/src/main/kotlin/ca/allanwang/fastadapter/databinding/BindingItem.kt
new file mode 100644
index 0000000..b2b0f26
--- /dev/null
+++ b/fastadapter-databinding/src/main/kotlin/ca/allanwang/fastadapter/databinding/BindingItem.kt
@@ -0,0 +1,123 @@
+/*
+ * Copyright 2019 Allan Wang
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package ca.allanwang.fastadapter.databinding
+
+import android.content.Context
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.databinding.DataBindingUtil
+import androidx.databinding.ViewDataBinding
+import androidx.recyclerview.widget.RecyclerView
+import ca.allanwang.kau.logging.KL
+import com.mikepenz.fastadapter.FastAdapter
+import com.mikepenz.fastadapter.GenericItem
+import com.mikepenz.fastadapter.items.AbstractItem
+import com.mikepenz.fastadapter.listeners.ClickEventHook
+
+interface VhModel {
+ fun vh(): GenericItem
+}
+
+abstract class BindingItem<Binding : ViewDataBinding>(open val data: Any?) :
+ AbstractItem<BindingItem.ViewHolder>(),
+ BindingLayout<Binding> {
+
+ override val type: Int
+ get() = layoutRes
+
+ override fun createView(ctx: Context, parent: ViewGroup?): View {
+ val binding: ViewDataBinding = DataBindingUtil.inflate(
+ LayoutInflater.from(ctx),
+ layoutRes, parent,
+ false
+ )
+ return binding.root
+ }
+
+ fun getBinding(holder: ViewHolder): Binding? =
+ DataBindingUtil.getBinding<Binding>(holder.itemView)
+
+ final override fun bindView(holder: ViewHolder, payloads: MutableList<Any>) {
+ super.bindView(holder, payloads)
+ val binding = getBinding(holder) ?: return
+ binding.bindView(holder, payloads)
+ binding.executePendingBindings()
+ }
+
+ abstract fun Binding.bindView(holder: ViewHolder, payloads: MutableList<Any>)
+
+ final override fun unbindView(holder: ViewHolder) {
+ super.unbindView(holder)
+ val binding = DataBindingUtil.getBinding<Binding>(holder.itemView) ?: return
+ binding.unbindView(holder)
+ binding.unbind()
+ }
+
+ open fun Binding.unbindView(holder: ViewHolder) {}
+
+ final override fun getViewHolder(v: View): ViewHolder = ViewHolder(v, layoutRes)
+
+ override fun failedToRecycle(holder: ViewHolder): Boolean {
+ KL.e { "Failed to recycle" }
+ return super.failedToRecycle(holder)
+ }
+
+ override fun equals(other: Any?): Boolean {
+ if (this === other) return true
+ if (other !is BindingItem<*>) return false
+ return identifier == other.identifier && data == other.data
+ }
+
+ override fun hashCode(): Int = data.hashCode()
+
+ class ViewHolder(itemView: View, internal val layoutRes: Int) :
+ RecyclerView.ViewHolder(itemView)
+}
+
+interface BindingLayout<Binding : ViewDataBinding> {
+ val layoutRes: Int
+}
+
+abstract class BindingClickEventHook<Binding : ViewDataBinding, Item : BindingItem<Binding>>(val identifier: BindingLayout<Binding>) :
+ ClickEventHook<Item>() {
+
+ private fun RecyclerView.ViewHolder.binding(): Binding? {
+ val holder = this as? BindingItem.ViewHolder ?: return null
+ if (holder.layoutRes != identifier.layoutRes) {
+ return null
+ }
+ return DataBindingUtil.getBinding(itemView)
+ }
+
+ final override fun onBind(viewHolder: RecyclerView.ViewHolder): View? =
+ viewHolder.binding()?.onBind(viewHolder) ?: super.onBind(viewHolder)
+
+ open fun Binding.onBind(viewHolder: RecyclerView.ViewHolder): View? = super.onBind(viewHolder)
+
+ final override fun onBindMany(viewHolder: RecyclerView.ViewHolder): List<View>? =
+ viewHolder.binding()?.onBindMany(viewHolder) ?: super.onBindMany(viewHolder)
+
+ open fun Binding.onBindMany(viewHolder: RecyclerView.ViewHolder): List<View>? =
+ super.onBindMany(viewHolder)
+
+ final override fun onClick(v: View, position: Int, fastAdapter: FastAdapter<Item>, item: Item) {
+ val binding: Binding = DataBindingUtil.findBinding(v) ?: return
+ binding.onClick(v, position, fastAdapter, item)
+ }
+
+ abstract fun Binding.onClick(v: View, position: Int, fastAdapter: FastAdapter<Item>, item: Item)
+}