Merge pull request #19 from l2hyunwoo/feature/interface_to_functional_interface

✨ Refactor OnRefreshlistener to Kotlin Functional Interface

Author: yashwantgowla-simform

README.md

@@ -78,20 +78,18 @@ dependencies {
 ```
 3. Set OnRefreshListener on SSPullToRefreshLayout and you are good to go 👍
 ```kotlin
-ssPullRefresh.setOnRefreshListener(object : SSPullToRefreshLayout.OnRefreshListener {
-   override fun onRefresh() {
-      CoroutineScope(Dispatchers.Main).launch {
-         delay(2000)
-         ssPullRefresh.setRefreshing(false) // This stops refreshing
-         mAdapter.randomizeData()
-         Toast.makeText(
-            this@MainActivity,
-            "Refresh Complete",
-            Toast.LENGTH_SHORT
-         ).show()
-      }
+ssPullRefresh.setOnRefreshListener {
+   CoroutineScope(Dispatchers.Main).launch {
+      delay(2000)
+      ssPullRefresh.setRefreshing(false) // This stops refreshing
+      mAdapter.randomizeData()
+      Toast.makeText(
+         this@MainActivity,
+         "Refresh Complete",
+         Toast.LENGTH_SHORT
+      ).show()
    }
-})
+}
 ```
 
 # To customize SSPullToRefreshLayout:

app/src/main/java/com/simform/demo/MainActivity.kt

@@ -27,20 +27,18 @@ class MainActivity : AppCompatActivity() {
         with(mBinding) {
             setUpRecyclerView()
             // set setOnRefreshListener on pull refresh view
-            ssPullRefresh.setOnRefreshListener(object : SSPullToRefreshLayout.OnRefreshListener {
-                override fun onRefresh() {
-                    CoroutineScope(Dispatchers.Main).launch {
-                        delay(2000)
-                        ssPullRefresh.setRefreshing(false) // This stops refreshing
-                        mAdapter.randomizeData()
-                        Toast.makeText(
-                            this@MainActivity,
-                            "Refresh Complete",
-                            Toast.LENGTH_SHORT
-                        ).show()
-                    }
+            ssPullRefresh.setOnRefreshListener {
+                CoroutineScope(Dispatchers.Main).launch {
+                    delay(2000)
+                    ssPullRefresh.setRefreshing(false) // This stops refreshing
+                    mAdapter.randomizeData()
+                    Toast.makeText(
+                        this@MainActivity,
+                        "Refresh Complete",
+                        Toast.LENGTH_SHORT
+                    ).show()
                 }
-            })
+            }
 
             // set height and width of refresh view
             ssPullRefresh.setRefreshViewParams(

sspulltorefresh/src/main/java/com/simform/refresh/SSPullToRefreshLayout.kt

@@ -1086,7 +1086,7 @@ class SSPullToRefreshLayout(context: Context?, attrs: AttributeSet? = null) :
         mOnRefreshListener = listener
     }
 
-    interface OnRefreshListener {
+    fun interface OnRefreshListener {
         fun onRefresh()
     }