Merge branch 'feature/reifiedFunctions' into develop

gonzapico · Apr 22, 2017 · 88b0e11 · 88b0e11
2 parents 7c3b53b + 49c83fa
commit 88b0e11
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Showing 3 changed files with 22 additions and 4 deletions.
diff --git a/app/src/main/java/xyz/gonzapico/myfirstkotlinapp/Extensions.kt b/app/src/main/java/xyz/gonzapico/myfirstkotlinapp/Extensions.kt
@@ -1,9 +1,13 @@
 package xyz.gonzapico.myfirstkotlinapp
 
+import android.app.Activity
 import android.content.Context
+import android.content.Intent
+import android.support.annotation.IdRes
 import android.support.annotation.LayoutRes
 import android.support.v7.widget.RecyclerView
 import android.view.LayoutInflater
+import android.view.View
 import android.view.ViewGroup
 import android.widget.ImageView
 import android.widget.Toast
@@ -22,4 +26,17 @@ fun ViewGroup.inflate(@LayoutRes layoutToInflate: Int,
     attachToRoot: Boolean = false) = LayoutInflater.from(context).inflate(
     layoutToInflate, this, attachToRoot)
 
-fun ImageView.loadUrl(urlToLoad: String) = Picasso.with(context).load(urlToLoad).into(this)
+fun ImageView.loadUrl(urlToLoad: String) = Picasso.with(context).load(urlToLoad).into(this)
+
+/***
+ * To what activity we want to navigate
+ */
+inline fun <reified T : Activity> Context.startActivity() {
+  startActivity(Intent(this, T::class.java))
+}
+
+inline fun <reified V : View> View.find(@IdRes resId: Int): V = findViewById(resId) as V
+
+inline fun <reified V : View> Activity.find(@IdRes resId: Int): V = findViewById(resId) as V
+
+inline fun <reified V : View> RecyclerView.ViewHolder.find(@IdRes resId: Int): V = itemView.find<V>(resId)
diff --git a/app/src/main/java/xyz/gonzapico/myfirstkotlinapp/HomeActivity.kt b/app/src/main/java/xyz/gonzapico/myfirstkotlinapp/HomeActivity.kt
@@ -11,7 +11,7 @@ class HomeActivity : AppCompatActivity() {
     super.onCreate(savedInstanceState)
     setContentView(R.layout.activity_home)
 
-    val recyclerView = findViewById(R.id.recycler) as RecyclerView
+    val recyclerView = find<RecyclerView>(R.id.recycler)
     recyclerView.adapter = MediaAdapter(fetchMedia())
   }
 

diff --git a/app/src/main/java/xyz/gonzapico/myfirstkotlinapp/MediaAdapter.kt b/app/src/main/java/xyz/gonzapico/myfirstkotlinapp/MediaAdapter.kt
@@ -6,6 +6,7 @@ import android.view.ViewGroup
 import android.widget.ImageView
 import android.widget.TextView
 import android.widget.Toast
+import org.w3c.dom.Text
 
 /**
  * Created by gfernandez on 22/04/17.
@@ -25,8 +26,8 @@ class MediaAdapter(
       mediaItemList.size
 
   class MediaViewHolder(mediaView: View) : RecyclerView.ViewHolder(mediaView) {
-    val title = mediaView.findViewById(R.id.media_title) as TextView
-    val thumb = mediaView.findViewById(R.id.media_thumb) as ImageView
+    val title = find<TextView>(R.id.media_title)
+    val thumb = find<ImageView>(R.id.media_thumb)
 
     fun bind(item: MediaItem) {
       title.text = item.title