init

2026-10-26 14:16:29 +08:00 · 2023-12-04 19:36:29 +08:00
commit 0c40f03fd4
39 changed files with 1261 additions and 0 deletions
@@ -0,0 +1,171 @@
+package com.lizongying.mytv
+
+import android.os.Bundle
+import android.util.Log
+import android.view.View
+import androidx.core.content.ContextCompat
+import androidx.core.view.isVisible
+import androidx.leanback.app.BrowseSupportFragment
+import androidx.leanback.widget.ArrayObjectAdapter
+import androidx.leanback.widget.HeaderItem
+import androidx.leanback.widget.ListRow
+import androidx.leanback.widget.ListRowPresenter
+import androidx.leanback.widget.ListRowPresenter.SelectItemViewHolderTask
+import androidx.leanback.widget.OnItemViewClickedListener
+import androidx.leanback.widget.OnItemViewSelectedListener
+import androidx.leanback.widget.Presenter
+import androidx.leanback.widget.Row
+import androidx.leanback.widget.RowPresenter
+import androidx.lifecycle.lifecycleScope
+
+/**
+ * Loads a grid of cards with movies to browse.
+ */
+class MainFragment : BrowseSupportFragment() {
+
+    var itemPosition: Int = 0
+
+    private val list2: MutableList<Info> = mutableListOf()
+
+    override fun onActivityCreated(savedInstanceState: Bundle?) {
+        Log.i(TAG, "onCreate")
+        super.onActivityCreated(savedInstanceState)
+
+        setupUIElements()
+
+        loadRows()
+
+        setupEventListeners()
+    }
+
+    fun show() {
+        if (!view?.isVisible!!) {
+            view?.visibility = View.VISIBLE
+        }
+    }
+
+    private fun setupUIElements() {
+        // set fastLane (or headers) background color
+        brandColor = ContextCompat.getColor(context!!, R.color.fastlane_background)
+//        headersState = HEADERS_DISABLED
+    }
+
+    private fun loadRows() {
+        val list = TVList.list
+        val rowsAdapter = ArrayObjectAdapter(ListRowPresenter())
+        val cardPresenter = CardPresenter(lifecycleScope)
+
+        var idx: Long = 0
+        for ((k, v) in list) {
+            val listRowAdapter = ArrayObjectAdapter(cardPresenter)
+            for ((idx2, v1) in v.withIndex()) {
+                listRowAdapter.add(v1)
+                list2.add(Info(idx.toInt(), idx2, v1))
+            }
+            val header = HeaderItem(idx, k)
+            rowsAdapter.add(ListRow(header, listRowAdapter))
+            idx++
+        }
+
+        adapter = rowsAdapter
+
+        (activity as? MainActivity)?.play(list.values.first()[0])
+        (activity as? MainActivity)?.switchMainFragment()
+    }
+
+    fun focus() {
+        if (!view?.isFocused!!) {
+            view?.requestFocus()
+        }
+    }
+
+    fun prev() {
+        view?.post {
+            itemPosition--
+            if (itemPosition == -1) {
+                itemPosition = list2.size - 1
+            }
+
+            val l = list2[itemPosition]
+            l.item?.let { (activity as? MainActivity)?.play(it) }
+            setSelectedPosition(
+                l.rowPosition, false,
+                SelectItemViewHolderTask(l.itemPosition)
+            )
+//            Toast.makeText(
+//                activity,
+//                "${l.title} $selectedPosition $itemPosition",
+//                Toast.LENGTH_SHORT
+//            ).show()
+        }
+    }
+
+    fun next() {
+        view?.post {
+            itemPosition++
+            if (itemPosition == list2.size) {
+                itemPosition = 0
+            }
+
+            val l = list2[itemPosition]
+            l.item?.let { (activity as? MainActivity)?.play(it) }
+            setSelectedPosition(
+                l.rowPosition, false,
+                SelectItemViewHolderTask(l.itemPosition)
+            )
+//            Toast.makeText(
+//                activity,
+//                "${l.title} $selectedPosition $itemPosition",
+//                Toast.LENGTH_SHORT
+//            ).show()
+        }
+    }
+
+    private fun setupEventListeners() {
+        onItemViewClickedListener = ItemViewClickedListener()
+        onItemViewSelectedListener = ItemViewSelectedListener()
+    }
+
+    private inner class ItemViewClickedListener : OnItemViewClickedListener {
+        override fun onItemClicked(
+            itemViewHolder: Presenter.ViewHolder,
+            item: Any,
+            rowViewHolder: RowPresenter.ViewHolder,
+            row: Row
+        ) {
+            Log.d(TAG, "onItemClicked")
+            if (item is TV) {
+                Log.d(TAG, "Item: $item")
+                (activity as? MainActivity)?.play(item)
+                (activity as? MainActivity)?.switchMainFragment()
+                itemPosition = item.id
+            }
+        }
+    }
+
+    private inner class ItemViewSelectedListener : OnItemViewSelectedListener {
+        override fun onItemSelected(
+            itemViewHolder: Presenter.ViewHolder?, item: Any?,
+            rowViewHolder: RowPresenter.ViewHolder, row: Row
+        ) {
+            if (item is TV) {
+                Log.i(TAG, "Item: ${item.id}")
+
+            }
+            if (itemViewHolder == null) {
+                view?.post {
+                    val l = list2[itemPosition]
+                    Log.i(TAG, "$l")
+                    setSelectedPosition(
+                        l.rowPosition, false,
+                        SelectItemViewHolderTask(l.itemPosition)
+                    )
+                }
+            }
+        }
+    }
+
+    companion object {
+        private const val TAG = "MainFragment"
+    }
+}