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migrating to ViewBinding part 4: Adapters (#2095)

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Konrad Pozniak 2021-03-07 19:24:01 +01:00 • committed by GitHub
commit fc4b47aee4
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27 changed files with 424 additions and 543 deletions
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92
app/src/main/java/com/keylesspalace/tusky/adapter/TabAdapter.kt
View file

@ -18,19 +18,21 @@ package com.keylesspalace.tusky.adapter
import android.content.res.ColorStateList
import android.view.LayoutInflater
import android.view.MotionEvent
import android.view.View
import android.view.ViewGroup
import androidx.core.view.size
import androidx.recyclerview.widget.RecyclerView
import androidx.viewbinding.ViewBinding
import com.google.android.material.chip.Chip
import com.keylesspalace.tusky.HASHTAG
import com.keylesspalace.tusky.LIST
import com.keylesspalace.tusky.R
import com.keylesspalace.tusky.TabData
import com.keylesspalace.tusky.databinding.ItemTabPreferenceBinding
import com.keylesspalace.tusky.databinding.ItemTabPreferenceSmallBinding
import com.keylesspalace.tusky.util.BindingHolder
import com.keylesspalace.tusky.util.ThemeUtils
import com.keylesspalace.tusky.util.hide
import com.keylesspalace.tusky.util.show
import kotlinx.android.synthetic.main.item_tab_preference.view.*
interface ItemInteractionListener {
fun onTabAdded(tab: TabData)
@ -44,61 +46,69 @@ interface ItemInteractionListener {
class TabAdapter(private var data: List<TabData>,
private val small: Boolean,
private val listener: ItemInteractionListener,
private var removeButtonEnabled: Boolean = false) : RecyclerView.Adapter<TabAdapter.ViewHolder>() {
private var removeButtonEnabled: Boolean = false
) : RecyclerView.Adapter<BindingHolder<ViewBinding>>() {
fun updateData(newData: List<TabData>) {
this.data = newData
notifyDataSetChanged()
}
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
val layoutId = if (small) {
R.layout.item_tab_preference_small
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): BindingHolder<ViewBinding> {
val binding = if (small) {
ItemTabPreferenceSmallBinding.inflate(LayoutInflater.from(parent.context), parent, false)
} else {
R.layout.item_tab_preference
ItemTabPreferenceBinding.inflate(LayoutInflater.from(parent.context), parent, false)
}
val view = LayoutInflater.from(parent.context).inflate(layoutId, parent, false)
return ViewHolder(view)
return BindingHolder(binding)
}
override fun onBindViewHolder(holder: ViewHolder, position: Int) {
override fun onBindViewHolder(holder: BindingHolder<ViewBinding>, position: Int) {
val context = holder.itemView.context
val tab = data[position]
if (!small && tab.id == LIST) {
holder.itemView.textView.text = tab.arguments.getOrNull(1).orEmpty()
} else {
holder.itemView.textView.setText(tab.text)
}
holder.itemView.textView.setCompoundDrawablesRelativeWithIntrinsicBounds(tab.icon, 0, 0, 0)
if (small) {
holder.itemView.textView.setOnClickListener {
val binding = holder.binding as ItemTabPreferenceSmallBinding
binding.textView.setText(tab.text)
binding.textView.setCompoundDrawablesRelativeWithIntrinsicBounds(tab.icon, 0, 0, 0)
binding.textView.setOnClickListener {
listener.onTabAdded(tab)
}
}
holder.itemView.imageView?.setOnTouchListener { _, event ->
if (event.action == MotionEvent.ACTION_DOWN) {
listener.onStartDrag(holder)
true
} else {
val binding = holder.binding as ItemTabPreferenceBinding
if (tab.id == LIST) {
binding.textView.text = tab.arguments.getOrNull(1).orEmpty()
} else {
false
binding.textView.setText(tab.text)
}
}
holder.itemView.removeButton?.setOnClickListener {
listener.onTabRemoved(holder.adapterPosition)
}
if (holder.itemView.removeButton != null) {
holder.itemView.removeButton.isEnabled = removeButtonEnabled
binding.textView.setCompoundDrawablesRelativeWithIntrinsicBounds(tab.icon, 0, 0, 0)
binding.imageView.setOnTouchListener { _, event ->
if (event.action == MotionEvent.ACTION_DOWN) {
listener.onStartDrag(holder)
true
} else {
false
}
}
binding.removeButton.setOnClickListener {
listener.onTabRemoved(holder.adapterPosition)
}
binding.removeButton.isEnabled = removeButtonEnabled
ThemeUtils.setDrawableTint(
holder.itemView.context,
holder.itemView.removeButton.drawable,
binding.removeButton.drawable,
(if (removeButtonEnabled) android.R.attr.textColorTertiary else R.attr.textColorDisabled)
)
}
if (!small) {
if (tab.id == HASHTAG) {
holder.itemView.chipGroup.show()
binding.chipGroup.show()
/*
* The chip group will always contain the actionChip (it is defined in the xml layout).
@ -107,9 +117,9 @@ class TabAdapter(private var data: List<TabData>,
*/
tab.arguments.forEachIndexed { i, arg ->
val chip = holder.itemView.chipGroup.getChildAt(i).takeUnless { it.id == R.id.actionChip } as Chip?
val chip = binding.chipGroup.getChildAt(i).takeUnless { it.id == R.id.actionChip } as Chip?
?: Chip(context).apply {
holder.itemView.chipGroup.addView(this, holder.itemView.chipGroup.size - 1)
binding.chipGroup.addView(this, binding.chipGroup.size - 1)
chipIconTint = ColorStateList.valueOf(ThemeUtils.getColor(context, android.R.attr.textColorPrimary))
}
@ -126,16 +136,16 @@ class TabAdapter(private var data: List<TabData>,
}
}
while(holder.itemView.chipGroup.size - 1 > tab.arguments.size) {
holder.itemView.chipGroup.removeViewAt(tab.arguments.size)
while(binding.chipGroup.size - 1 > tab.arguments.size) {
binding.chipGroup.removeViewAt(tab.arguments.size)
}
holder.itemView.actionChip.setOnClickListener {
binding.actionChip.setOnClickListener {
listener.onActionChipClicked(tab, holder.adapterPosition)
}
} else {
holder.itemView.chipGroup.hide()
binding.chipGroup.hide()
}
}
}
@ -148,6 +158,4 @@ class TabAdapter(private var data: List<TabData>,
notifyDataSetChanged()
}
}
class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView)
}