Add support for generating on focus change listener

AmrDeveloper · Jun 26, 2022 · 518138d · 518138d
1 parent 384bc3d
commit 518138d
Show file tree

Hide file tree

Showing 5 changed files with 65 additions and 0 deletions.
diff --git a/.../main/java/com/amrdeveloper/easyadapter/compiler/data/listener/FocusChangeListenerData.kt b/.../main/java/com/amrdeveloper/easyadapter/compiler/data/listener/FocusChangeListenerData.kt
@@ -0,0 +1,57 @@
+package com.amrdeveloper.easyadapter.compiler.data.listener
+
+import com.amrdeveloper.easyadapter.compiler.generator.GeneratorConstants
+import com.amrdeveloper.easyadapter.compiler.utils.ViewTable
+import com.amrdeveloper.easyadapter.compiler.utils.toCamelCase
+import com.amrdeveloper.easyadapter.option.ListenerType
+import com.squareup.kotlinpoet.*
+
+data class FocusChangeListenerData (
+    override val modelName: String,
+    override val viewId: String,
+    override val viewClassName: ClassName = GeneratorConstants.viewClassName,
+    override val listenerType: ListenerType = ListenerType.OnFocusChange,
+    override val defaultListenerFormat: String = "setOnFocusChangeListener{ view, hasFocus -> \n%L}"
+) : ListenerData() {
+
+    override fun generateInterfaceDeclarations(
+        builder: TypeSpec.Builder,
+        modelClassName: ClassName
+    ) {
+        val listenerFunctionName = "on${modelName}${viewId.toCamelCase()}FocusChangeListener"
+        builder.addType(
+            TypeSpec.funInterfaceBuilder(getListenerInterfaceName())
+                .addFunction(
+                    FunSpec.builder(listenerFunctionName)
+                        .addModifiers(KModifier.ABSTRACT)
+                        .addParameter("model", modelClassName)
+                        .addParameter("view", GeneratorConstants.viewClassName)
+                        .addParameter("hasFocus", BOOLEAN)
+                        .returns(BOOLEAN)
+                        .build()
+                )
+                .build()
+        )
+    }
+
+    override fun generateBinds(builder: FunSpec.Builder, table: ViewTable, rClass: ClassName) {
+        val listenerFunctionName = "on${modelName}${viewId.toCamelCase()}FocusChangeListener"
+        val listenerBinding = """
+            if (::${getListenerVarName()}.isInitialized) {
+                ${getListenerVarName()}.$listenerFunctionName(item, view, hasFocus)
+            }
+        """.trimIndent()
+        if (viewId == "itemView") {
+            builder.addStatement("itemView.${defaultListenerFormat}", listenerBinding)
+        } else {
+            var variableName = table.resolve(viewId, viewClassName.canonicalName)
+            if (variableName.isEmpty()) {
+                variableName = table.define(viewId, viewClassName.canonicalName)
+                declareViewVariable(builder, variableName, viewClassName, viewId, rClass)
+            }
+
+            builder.addStatement("$variableName.${defaultListenerFormat}", listenerBinding)
+        }
+    }
+
+}
diff --git a/...piler/src/main/java/com/amrdeveloper/easyadapter/compiler/generator/GeneratorConstants.kt b/...piler/src/main/java/com/amrdeveloper/easyadapter/compiler/generator/GeneratorConstants.kt
@@ -1,6 +1,7 @@
 package com.amrdeveloper.easyadapter.compiler.generator
 
 import com.squareup.kotlinpoet.ClassName
+import com.squareup.kotlinpoet.asTypeName
 
 object GeneratorConstants {
 

diff --git a/...r-compiler/src/main/java/com/amrdeveloper/easyadapter/compiler/parser/AdapterKspParser.kt b/...r-compiler/src/main/java/com/amrdeveloper/easyadapter/compiler/parser/AdapterKspParser.kt
@@ -332,6 +332,7 @@ class AdapterKspParser(private val logger: KSPLogger) {
                 ListenerType.OnHover -> HoverListenerData(modelName, it.viewId)
                 ListenerType.OnCheckedChange -> CheckedListenerData(modelName, it.viewId)
                 ListenerType.OnTextChange -> TextChangedListenerData(modelName, it.viewId)
+                ListenerType.OnFocusChange -> FocusChangeListenerData(modelName, it.viewId)
             }
             val isUnique = listeners.add(listener)
             if (isUnique.not()) {

diff --git a/...pter-compiler/src/main/java/com/amrdeveloper/easyadapter/compiler/parser/AdapterParser.kt b/...pter-compiler/src/main/java/com/amrdeveloper/easyadapter/compiler/parser/AdapterParser.kt
@@ -296,6 +296,7 @@ class AdapterParser(private val elementUtils: Elements, private val logger: Easy
                 ListenerType.OnHover -> HoverListenerData(modelName, listener.viewId)
                 ListenerType.OnCheckedChange -> CheckedListenerData(modelName, listener.viewId)
                 ListenerType.OnTextChange -> TextChangedListenerData(modelName, listener.viewId)
+                ListenerType.OnFocusChange -> FocusChangeListenerData(modelName, listener.viewId)
             }
             val isUnique = listeners.add(listenerData)
             if (isUnique.not()) {

diff --git a/easyadapter/src/main/java/com/amrdeveloper/easyadapter/option/ListenerType.kt b/easyadapter/src/main/java/com/amrdeveloper/easyadapter/option/ListenerType.kt
@@ -57,4 +57,9 @@ enum class ListenerType(val shortName: String) {
      * Used to provide TextWatcher
      */
     OnTextChange("TextChange"),
+
+    /**
+     * Used to provide View.SetOnFocusChangeListener
+     */
+    OnFocusChange("FocusChange")
 }