optimize style

app/src/main/java/com/lizongying/mytv/CardAdapter.kt

@@ -1,16 +1,15 @@
 package com.lizongying.mytv
 
-import android.graphics.Color
-import android.view.ContextThemeWrapper
 import android.view.KeyEvent
+import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.view.animation.ScaleAnimation
-import android.widget.ImageView
-import androidx.core.view.updatePadding
-import androidx.leanback.widget.ImageCardView
+import androidx.core.view.marginTop
+import androidx.core.view.setPadding
 import androidx.recyclerview.widget.RecyclerView
 import com.bumptech.glide.Glide
+import com.lizongying.mytv.databinding.CardBinding
 import com.lizongying.mytv.models.TVListViewModel
 import com.lizongying.mytv.models.TVViewModel
 
@@ -25,15 +24,30 @@ class CardAdapter(
     private var listener: ItemListener? = null
     private var focused: View? = null
 
-    var visiable = false
+    var focusable = false
 
     override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
-        val cardView = object :
-            ImageCardView(ContextThemeWrapper(parent.context, R.style.CustomImageCardTheme)) {}
+        val inflater = LayoutInflater.from(parent.context)
+        val binding = CardBinding.inflate(inflater, parent, false)
+
+        val application = mainFragment.requireActivity().applicationContext as MyTvApplication
+
+        binding.card.layoutParams.width = application.px2Px(binding.card.layoutParams.width)
+        binding.card.layoutParams.height = application.px2Px(binding.card.layoutParams.height)
+        binding.icon.layoutParams.height = application.px2Px(binding.icon.layoutParams.height)
+        binding.icon.setPadding(application.px2Px(binding.icon.paddingTop))
+        binding.main.layoutParams.height = application.px2Px(binding.main.layoutParams.height)
+        binding.main.setPadding(application.px2Px(binding.main.paddingTop))
+        binding.title.textSize = application.px2PxFont(binding.title.textSize)
+        binding.desc.textSize = application.px2PxFont(binding.desc.textSize)
+        val layoutParams = binding.desc.layoutParams as ViewGroup.MarginLayoutParams
+        layoutParams.topMargin = application.px2Px(binding.desc.marginTop)
+        binding.desc.layoutParams = layoutParams
+
+        val cardView = binding.root
         cardView.isFocusable = true
         cardView.isFocusableInTouchMode = true
-        cardView.updatePadding(1, 0, 1, 0)
-        return ViewHolder(cardView)
+        return ViewHolder(cardView, binding)
     }
 
     fun clear() {
@@ -57,7 +71,7 @@ class CardAdapter(
         val item = tvListViewModel.getTVViewModel(position)
 
         val tvViewModel = item as TVViewModel
-        val cardView = viewHolder.view as ImageCardView
+        val cardView = viewHolder.view
         cardView.tag = tvViewModel
 
         val onFocusChangeListener = View.OnFocusChangeListener { view, hasFocus ->
@@ -65,16 +79,12 @@ class CardAdapter(
                 listener?.onItemHasFocus(item)
                 focused = cardView
 
-                startScaleAnimation(cardView, 0.9f, 1.0f, 200)
-//
-//                if (mainFragment.shouldHasFocus(view.tag as TVViewModel)) {
-//                }
-
-//                if (visiable) {
-//                    startScaleAnimation(cardView, 0.9f, 1.0f, 200)
-//                } else {
-//                    visiable = true
-//                }
+                if (focusable) {
+                    startScaleAnimation(cardView, 0.9f, 1.0f, 200)
+                    viewHolder.focus(true)
+                }
+            } else {
+                viewHolder.focus(false)
             }
         }
 
@@ -91,30 +101,35 @@ class CardAdapter(
             false
         }
 
-        cardView.titleText = tvViewModel.getTV().title
+        viewHolder.binding.title.text = tvViewModel.getTV().title
 
-        cardView.mainImageView?.let {
+        viewHolder.binding.icon.let {
             Glide.with(viewHolder.view.context)
                 .load(tvViewModel.getTV().logo)
                 .centerInside()
                 .into(it)
         }
 
-        cardView.mainImageView?.setBackgroundColor(Color.WHITE)
-        cardView.setMainImageScaleType(ImageView.ScaleType.CENTER_INSIDE)
-
         val epg = tvViewModel.epg.value?.filter { it.beginTime < Utils.getDateTimestamp() }
         if (!epg.isNullOrEmpty()) {
-            cardView.contentText = epg.last().title
+            viewHolder.binding.desc.text = epg.last().title
         } else {
-            cardView.contentText = ""
+            viewHolder.binding.desc.text = ""
         }
     }
 
     override fun getItemCount() = tvListViewModel.size()
 
-    class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
+    class ViewHolder(itemView: View, var binding: CardBinding) : RecyclerView.ViewHolder(itemView) {
         val view = itemView
+
+        fun focus(hasFocus: Boolean) {
+            if (hasFocus) {
+                binding.main.setBackgroundResource(R.drawable.rounded_light_bottom)
+            } else {
+                binding.main.setBackgroundResource(R.drawable.rounded_dark_bottom)
+            }
+        }
     }
 
     fun toPosition(position: Int) {