Add row click listener functionality to TableView for user interaction

app/src/main/java/com/monsterbrain/recyclerviewtableview/MainActivity.kt

@@ -2,18 +2,35 @@ package com.monsterbrain.recyclerviewtableview
 
 import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
+import android.widget.Toast
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 
-class MainActivity : AppCompatActivity() {
+class MainActivity : AppCompatActivity(), OnRowClickListener {
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
 
         val recyclerViewMovieList = findViewById<RecyclerView>(R.id.recyclerViewMovieList)
         recyclerViewMovieList.layoutManager = LinearLayoutManager(this)
-        recyclerViewMovieList.adapter = TableViewAdapter(movieList)
+
+        val adapter = TableViewAdapter(movieList)
+        adapter.setOnRowClickListener(this)
+        recyclerViewMovieList.adapter = adapter
+    }
+
+    override fun onRowClick(movie: MovieModel, position: Int) {
+        // Show a toast message indicating which row was clicked
+        // In a real app, this would typically start an edit activity
+        val message = "Clicked on: ${movie.movieName} (Rank ${movie.rank})\n" +
+                "Year: ${movie.year}, Budget: ${movie.budgetInMillions}M\n" +
+                "Position: $position"
+
+        Toast.makeText(this, message, Toast.LENGTH_LONG).show()
+
+        // TODO: In a real implementation, you would start an edit activity here
+        // Example: startEditActivity(movie, position)
     }
 
     // src Wikipedia

app/src/main/java/com/monsterbrain/recyclerviewtableview/TableViewAdapter.kt

@@ -6,8 +6,18 @@ import android.view.View
 import android.view.ViewGroup
 import android.widget.TextView
 
+interface OnRowClickListener {
+    fun onRowClick(movie: MovieModel, position: Int)
+}
+
 class TableViewAdapter(private val movieList: List<MovieModel>) : RecyclerView.Adapter<TableViewAdapter.RowViewHolder>() {
 
+    private var onRowClickListener: OnRowClickListener? = null
+
+    fun setOnRowClickListener(listener: OnRowClickListener) {
+        this.onRowClickListener = listener
+    }
+
     override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): RowViewHolder {
         val itemView = LayoutInflater.from(parent.context).inflate(R.layout.table_list_item, parent, false)
         return RowViewHolder(itemView)
@@ -36,6 +46,10 @@ class TableViewAdapter(private val movieList: List<MovieModel>) : RecyclerView.A
                 txtMovieName.text = "Name"
                 txtYear.text = "Year"
                 txtCost.text = "Budget (in Millions)"
+
+                // Remove click listener for header row
+                itemView.setOnClickListener(null)
+                itemView.isClickable = false
             }
         } else {
             val modal = movieList[rowPos - 1]
@@ -50,6 +64,12 @@ class TableViewAdapter(private val movieList: List<MovieModel>) : RecyclerView.A
                 txtMovieName.text = modal.movieName
                 txtYear.text = modal.year.toString()
                 txtCost.text = modal.budgetInMillions.toString()
+
+                // Add click listener for content rows
+                itemView.setOnClickListener {
+                    onRowClickListener?.onRowClick(modal, rowPos - 1)
+                }
+                itemView.isClickable = true
             }
         }
     }