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Add settings to set custom environment variables (#85)
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180 changes: 180 additions & 0 deletions
180
app/src/main/java/com/micewine/emu/fragments/EnvironmentVarsSettingsFragment.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,180 @@ | ||
| package com.micewine.emu.fragments | ||
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| import com.micewine.emu.R | ||
| import android.app.AlertDialog | ||
| import android.os.Bundle | ||
| import android.view.LayoutInflater | ||
| import android.view.View | ||
| import android.view.ViewGroup | ||
| import android.widget.Button | ||
| import android.widget.EditText | ||
| import android.widget.ImageButton | ||
| import android.widget.TextView | ||
| import androidx.fragment.app.Fragment | ||
| import androidx.preference.PreferenceManager | ||
| import androidx.recyclerview.widget.LinearLayoutManager | ||
| import androidx.recyclerview.widget.RecyclerView | ||
| import com.google.gson.Gson | ||
| import com.google.gson.reflect.TypeToken | ||
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|
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| class EnvironmentVarsSettingsFragment : Fragment() { | ||
| private lateinit var btnAddEnvVar: Button | ||
| private lateinit var rvEnvVars: RecyclerView | ||
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| private val envVarsList = mutableListOf<EnvironmentVariable>() | ||
| private lateinit var envVarsAdapter: EnvironmentVarsAdapter | ||
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| companion object { | ||
| private const val PREFS_NAME = "EnvironmentVariablesPrefs" | ||
| private const val ENV_VARS_KEY = "environment_variables" | ||
| } | ||
|
|
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| override fun onCreateView( | ||
| inflater: LayoutInflater, | ||
| container: ViewGroup?, | ||
| savedInstanceState: Bundle? | ||
| ): View? { | ||
| val view = inflater.inflate(R.layout.fragment_env_vars_settings, container, false) | ||
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| btnAddEnvVar = view.findViewById(R.id.btnAddEnvVar) | ||
| rvEnvVars = view.findViewById(R.id.rvEnvVars) | ||
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| loadEnvironmentVariables() | ||
| setupRecyclerView() | ||
| setupAddButton() | ||
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| return view | ||
| } | ||
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| private fun loadEnvironmentVariables() { | ||
| val preferences = PreferenceManager.getDefaultSharedPreferences(requireContext()) | ||
| val savedVarsJson = preferences.getString(ENV_VARS_KEY, null) | ||
| savedVarsJson?.let { | ||
| val type = object : TypeToken<List<EnvironmentVariable>>() {}.type | ||
| val savedVars = Gson().fromJson<List<EnvironmentVariable>>(it, type) | ||
| envVarsList.clear() | ||
| envVarsList.addAll(savedVars) | ||
| } | ||
| } | ||
|
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| private fun saveEnvironmentVariables() { | ||
| val preferences = PreferenceManager.getDefaultSharedPreferences(requireContext()) | ||
| val editor = preferences.edit() | ||
| val varsJson = Gson().toJson(envVarsList) | ||
| editor.putString(ENV_VARS_KEY, varsJson) | ||
| editor.apply() | ||
| } | ||
|
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| private fun setupRecyclerView() { | ||
| envVarsAdapter = EnvironmentVarsAdapter(envVarsList, | ||
| onItemClick = { position -> showEditDialog(position) }, | ||
| onDeleteClick = { position -> deleteEnvironmentVar(position) } | ||
| ) | ||
| rvEnvVars.layoutManager = LinearLayoutManager(context) | ||
| rvEnvVars.adapter = envVarsAdapter | ||
| } | ||
|
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| private fun setupAddButton() { | ||
| btnAddEnvVar.setOnClickListener { | ||
| showAddDialog() | ||
| } | ||
| } | ||
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| private fun showAddDialog() { | ||
| val dialogView = LayoutInflater.from(context).inflate(R.layout.dialog_env_var, null) | ||
| val keyInput = dialogView.findViewById<EditText>(R.id.etDialogKey) | ||
| val valueInput = dialogView.findViewById<EditText>(R.id.etDialogValue) | ||
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| AlertDialog.Builder(context) | ||
| .setTitle(getString(R.string.env_add_action)) | ||
| .setView(dialogView) | ||
| .setPositiveButton(getString(R.string.save_text)) { _, _ -> | ||
| val key = keyInput.text.toString().trim() | ||
| val value = valueInput.text.toString().trim() | ||
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| if (key.isNotEmpty() && value.isNotEmpty()) { | ||
| val envVar = EnvironmentVariable(key, value) | ||
| envVarsList.add(envVar) | ||
| envVarsAdapter.notifyItemInserted(envVarsList.size - 1) | ||
| saveEnvironmentVariables() | ||
| } | ||
| } | ||
| .setNegativeButton(getString(R.string.cancel_text), null) | ||
| .create() | ||
| .show() | ||
| } | ||
|
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| private fun showEditDialog(position: Int) { | ||
| val dialogView = LayoutInflater.from(context).inflate(R.layout.dialog_env_var, null) | ||
| val keyInput = dialogView.findViewById<EditText>(R.id.etDialogKey) | ||
| val valueInput = dialogView.findViewById<EditText>(R.id.etDialogValue) | ||
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| val currentVar = envVarsList[position] | ||
| keyInput.setText(currentVar.key) | ||
| valueInput.setText(currentVar.value) | ||
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| AlertDialog.Builder(context) | ||
| .setTitle(getString(R.string.env_edit_action)) | ||
| .setView(dialogView) | ||
| .setPositiveButton("Save") { _, _ -> | ||
| val key = keyInput.text.toString().trim() | ||
| val value = valueInput.text.toString().trim() | ||
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| if (key.isNotEmpty()) { | ||
| envVarsList[position] = EnvironmentVariable(key, value) | ||
| envVarsAdapter.notifyItemChanged(position) | ||
| saveEnvironmentVariables() | ||
| } | ||
| } | ||
| .setNegativeButton("Cancel", null) | ||
| .create() | ||
| .show() | ||
| } | ||
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| private fun deleteEnvironmentVar(position: Int) { | ||
| envVarsList.removeAt(position) | ||
| envVarsAdapter.notifyItemRemoved(position) | ||
| saveEnvironmentVariables() | ||
| } | ||
| } | ||
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| data class EnvironmentVariable(val key: String, val value: String) | ||
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| class EnvironmentVarsAdapter( | ||
| private val envVars: List<EnvironmentVariable>, | ||
| private val onItemClick: (Int) -> Unit, | ||
| private val onDeleteClick: (Int) -> Unit | ||
| ) : RecyclerView.Adapter<EnvironmentVarsAdapter.ViewHolder>() { | ||
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| override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder { | ||
| val view = LayoutInflater.from(parent.context) | ||
| .inflate(R.layout.item_env_vars, parent, false) | ||
| return ViewHolder(view, onItemClick, onDeleteClick) | ||
| } | ||
|
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| override fun onBindViewHolder(holder: ViewHolder, position: Int) { | ||
| holder.bind(envVars[position]) | ||
| } | ||
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| override fun getItemCount() = envVars.size | ||
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| class ViewHolder( | ||
| itemView: View, | ||
| private val onItemClick: (Int) -> Unit, | ||
| private val onDeleteClick: (Int) -> Unit | ||
| ) : RecyclerView.ViewHolder(itemView) { | ||
| private val tvKey: TextView = itemView.findViewById(R.id.tvEnvVarKey) | ||
| private val tvValue: TextView = itemView.findViewById(R.id.tvEnvVarValue) | ||
| private val btnDelete: ImageButton = itemView.findViewById(R.id.btnDeleteEnvVar) | ||
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| init { | ||
| itemView.setOnClickListener { onItemClick(adapterPosition) } | ||
| btnDelete.setOnClickListener { onDeleteClick(adapterPosition) } | ||
| } | ||
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| fun bind(envVar: EnvironmentVariable) { | ||
| tvKey.text = envVar.key | ||
| tvValue.text = envVar.value | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,32 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="wrap_content" | ||
| android:orientation="vertical" | ||
| android:padding="16dp"> | ||
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| <com.google.android.material.textfield.TextInputLayout | ||
| android:layout_width="match_parent" | ||
| android:layout_height="wrap_content" | ||
| android:hint="Key"> | ||
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| <com.google.android.material.textfield.TextInputEditText | ||
| android:id="@+id/etDialogKey" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="wrap_content" | ||
| android:inputType="text"/> | ||
| </com.google.android.material.textfield.TextInputLayout> | ||
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| <com.google.android.material.textfield.TextInputLayout | ||
| android:layout_width="match_parent" | ||
| android:layout_height="wrap_content" | ||
| android:hint="Value"> | ||
|
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| <com.google.android.material.textfield.TextInputEditText | ||
| android:id="@+id/etDialogValue" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="wrap_content" | ||
| android:inputType="text"/> | ||
| </com.google.android.material.textfield.TextInputLayout> | ||
|
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| </LinearLayout> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,22 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" | ||
| xmlns:tools="http://schemas.android.com/tools" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="match_parent" | ||
| android:orientation="vertical" | ||
| android:padding="16dp" | ||
| tools:context=".fragments.EnvironmentVarsSettingsFragment"> | ||
|
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| <Button | ||
| android:id="@+id/btnAddEnvVar" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="wrap_content" | ||
| android:text="Add Environment Variable"/> | ||
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| <androidx.recyclerview.widget.RecyclerView | ||
| android:id="@+id/rvEnvVars" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="match_parent" | ||
| android:layout_marginTop="16dp"/> | ||
|
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| </LinearLayout> |
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