⚡

app/build.gradle.kts

@@ -55,4 +55,5 @@ dependencies {
     implementation("androidx.documentfile:documentfile:1.0.1")
     implementation("com.github.chrisbanes:PhotoView:2.3.0")
     implementation("androidx.viewpager:viewpager:1.0.0")
+    implementation("com.jsibbold:zoomage:1.3.1")
 }

app/src/main/AndroidManifest.xml

@@ -58,7 +58,6 @@
             android:exported="true" />
         <activity
             android:name=".activities.PreviewActivity"
-            android:theme="@style/Theme.AppCompat.NoActionBar"
             android:configChanges="orientation|screenSize"/>
     </application>
 

app/src/main/java/devs/org/calculator/activities/BaseGalleryActivity.kt

@@ -52,7 +52,8 @@ abstract class BaseGalleryActivity : AppCompatActivity() {
     private fun setupRecyclerView() {
         binding.recyclerView.layoutManager = GridLayoutManager(this, 3)
         adapter = FileAdapter(
-            fileType
+            fileType,
+            this
         )
         binding.recyclerView.adapter = adapter
     }

app/src/main/java/devs/org/calculator/activities/PreviewActivity.kt

@@ -5,6 +5,7 @@ import android.os.Bundle
 import androidx.appcompat.app.AppCompatActivity
 import devs.org.calculator.adapters.ImagePreviewAdapter
 import devs.org.calculator.databinding.ActivityPreviewBinding
+import devs.org.calculator.utils.FileManager
 import java.io.File
 
 class PreviewActivity : AppCompatActivity() {
@@ -12,27 +13,49 @@ class PreviewActivity : AppCompatActivity() {
     private lateinit var binding: ActivityPreviewBinding
     private var currentPosition: Int = 0
     private lateinit var files: List<File>
+    private lateinit var type: String
+    private lateinit var filetype: FileManager.FileType
+    private lateinit var adapter: ImagePreviewAdapter
+    private lateinit var fileManager: FileManager
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         binding = ActivityPreviewBinding.inflate(layoutInflater)
         setContentView(binding.root)
 
-        setSupportActionBar(binding.toolbar)
-        supportActionBar?.setDisplayHomeAsUpEnabled(true)
-        supportActionBar?.title = ""
+        fileManager = FileManager(this, this)
 
         currentPosition = intent.getIntExtra("position", 0)
-        val filePath = intent.getStringExtra("file_path") ?: return
-        val file = File(filePath)
-        files = file.parentFile?.listFiles()?.toList() ?: listOf(file)
+
+        type = intent.getStringExtra("type").toString()
+
+        filetype = when(type){
+            "IMAGE" ->{
+                FileManager.FileType.IMAGE
+            }
+
+            "VIDEO" ->{
+                FileManager.FileType.VIDEO
+            }
+
+            "AUDIO" ->{
+                FileManager.FileType.AUDIO
+            }
+
+            else -> {
+                FileManager.FileType.DOCUMENT
+            }
+        }
+        files = fileManager.getFilesInHiddenDir(filetype)
 
         setupImagePreview()
     }
 
     private fun setupImagePreview() {
-        val adapter = ImagePreviewAdapter(this, files)
+        adapter = ImagePreviewAdapter(this, files,filetype)
         binding.viewPager.adapter = adapter
+
+        binding.viewPager.setCurrentItem(currentPosition, false)
     }
 
     override fun onSupportNavigateUp(): Boolean {

app/src/main/java/devs/org/calculator/adapters/FileAdapter.kt

@@ -1,5 +1,7 @@
 package devs.org.calculator.adapters
 
+import android.content.Context
+import android.content.Intent
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
@@ -9,10 +11,12 @@ import androidx.recyclerview.widget.ListAdapter
 import androidx.recyclerview.widget.RecyclerView
 import com.bumptech.glide.Glide
 import devs.org.calculator.R
+import devs.org.calculator.activities.PreviewActivity
 import devs.org.calculator.utils.FileManager
+import kotlinx.coroutines.NonDisposableHandle.parent
 import java.io.File
 
-class FileAdapter(private val fileType: FileManager.FileType) :
+class FileAdapter(private val fileType: FileManager.FileType, var context: Context) :
     ListAdapter<File, FileAdapter.FileViewHolder>(FileDiffCallback()) {
 
     private val selectedItems = mutableSetOf<Int>()
@@ -45,7 +49,29 @@ class FileAdapter(private val fileType: FileManager.FileType) :
                     imageView.setImageResource(resourceId)
                 }
             }
-            itemView.setOnClickListener { }
+            itemView.setOnClickListener {
+
+                var fileTypes = when(fileType){
+
+                    FileManager.FileType.IMAGE -> {
+                        "IMAGE"
+                    }
+                    FileManager.FileType.VIDEO -> {
+                        "VIDEO"
+                    }
+                    FileManager.FileType.AUDIO -> {
+                        "AUDIO"
+                    }
+                    else -> "DOCUMENT"
+
+                }
+                val intent = Intent(context, PreviewActivity::class.java).apply {
+                    putExtra("type", fileTypes)
+                    putExtra("position", position)
+                }
+                context.startActivity(intent)
+
+            }
         }
     }
 

app/src/main/java/devs/org/calculator/adapters/ImagePreviewAdapter.kt

@@ -1,33 +1,98 @@
 package devs.org.calculator.adapters
 
 import android.content.Context
+import android.net.Uri
 import android.view.LayoutInflater
+import android.view.View
 import android.view.ViewGroup
+import android.widget.MediaController
 import androidx.recyclerview.widget.RecyclerView
 import com.bumptech.glide.Glide
-import devs.org.calculator.databinding.ItemFileBinding
+import devs.org.calculator.databinding.ViewpagerItemsBinding
+import devs.org.calculator.utils.FileManager
 import java.io.File
 
 class ImagePreviewAdapter(
     private val context: Context,
-    private val images: List<File>
+    private val images: List<File>,
+    private var fileType: FileManager.FileType
 ) : RecyclerView.Adapter<ImagePreviewAdapter.ImageViewHolder>() {
 
     override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ImageViewHolder {
-        val binding = ItemFileBinding.inflate(
-            LayoutInflater.from(context), parent, false
+        val binding = ViewpagerItemsBinding.inflate(LayoutInflater.from(context), parent, false
         )
         return ImageViewHolder(binding)
     }
 
     override fun onBindViewHolder(holder: ImageViewHolder, position: Int) {
         val imageUrl = images[position]
-        Glide.with(context)
-            .load(imageUrl)
-            .into(holder.binding.imageView)
+        holder.bind(imageUrl)
+
     }
 
     override fun getItemCount(): Int = images.size
 
-    inner class ImageViewHolder(val binding: ItemFileBinding) : RecyclerView.ViewHolder(binding.root)
-}
+    inner class ImageViewHolder(val binding: ViewpagerItemsBinding) : RecyclerView.ViewHolder(binding.root) {
+        fun bind(file: File) {
+            when (fileType) {
+                FileManager.FileType.VIDEO -> {
+                    binding.imageView.visibility = View.GONE
+                    binding.videoView.visibility = View.VISIBLE
+
+                    // Set up the VideoView with the current video file
+                    val videoUri = Uri.fromFile(file)
+                    binding.videoView.setVideoURI(videoUri)
+                    binding.videoView.start()
+
+                    // Create and attach MediaController
+                    val mediaController = MediaController(context)
+                    mediaController.setAnchorView(binding.videoView)
+                    binding.videoView.setMediaController(mediaController)
+
+                    // Handle the "Next" button logic
+                    mediaController.setPrevNextListeners(
+                        { // Next button clicked
+                            val nextPosition = (adapterPosition + 1) % images.size // Loop to start if last
+                            playVideoAtPosition(nextPosition)
+                        },
+                        { // Previous button clicked
+                            val prevPosition = if (adapterPosition - 1 < 0) images.size - 1 else adapterPosition - 1
+                            playVideoAtPosition(prevPosition)
+                        }
+                    )
+
+                    // Play next video automatically when the current one finishes
+                    binding.videoView.setOnCompletionListener {
+                        val nextPosition = (adapterPosition + 1) % images.size // Loop to start if last
+                        playVideoAtPosition(nextPosition)
+                    }
+                }
+                FileManager.FileType.IMAGE -> {
+                    binding.imageView.visibility = View.VISIBLE
+                    binding.videoView.visibility = View.GONE
+                    Glide.with(context)
+                        .load(file)
+                        .into(binding.imageView)
+                }
+                FileManager.FileType.AUDIO -> {
+                    // Handle audio if necessary
+                }
+                else -> {
+                    // Handle other types if necessary
+                }
+            }
+        }
+
+        private fun playVideoAtPosition(position: Int) {
+            val nextFile = images[position]
+            if (fileType == FileManager.FileType.VIDEO) {
+                val videoUri = Uri.fromFile(nextFile)
+                binding.videoView.setVideoURI(videoUri)
+                binding.videoView.start()
+            }
+        }
+    }
+
+
+
+}

app/src/main/res/layout/activity_preview.xml

@@ -1,27 +1,38 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical">
 
-    <androidx.appcompat.widget.Toolbar
+    <LinearLayout
         android:id="@+id/toolbar"
         android:layout_width="match_parent"
         android:layout_height="?attr/actionBarSize"
-        android:background="?attr/colorPrimary"
         app:layout_constraintEnd_toEndOf="parent"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:paddingLeft="15dp"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
+        app:layout_constraintTop_toTopOf="parent" >
+        <TextView
+            android:id="@+id/title"
+            android:layout_width="wrap_content"
+            android:textSize="22sp"
+            android:layout_height="wrap_content"
+            android:textStyle="bold"
+            android:text="Preview File"/>
+    </LinearLayout>
 
     <androidx.viewpager2.widget.ViewPager2
         android:id="@+id/viewPager"
         android:layout_width="match_parent"
-        android:layout_height="0dp"
+        android:layout_height="match_parent"
+        android:layout_weight="1"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@+id/toolbar" />
+        app:layout_constraintTop_toTopOf="parent" />
 
     <LinearLayout
         android:layout_width="match_parent"
@@ -34,10 +45,11 @@
         app:layout_constraintStart_toStartOf="parent">
 
         <com.google.android.material.button.MaterialButton
-            android:id="@+id/unhide"
+            android:id="@+id/unHide"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_margin="6dp"
+            android:minWidth="120dp"
             android:text="Unhide" />
 
         <com.google.android.material.button.MaterialButton
@@ -45,8 +57,9 @@
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_margin="6dp"
+            android:minWidth="120dp"
             android:text="Delete" />
 
     </LinearLayout>
 
-</androidx.constraintlayout.widget.ConstraintLayout>
+</LinearLayout>

app/src/main/res/layout/viewpager_items.xml

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:layout_margin="4dp"
+    app:cardCornerRadius="8dp">
+
+
+    <com.jsibbold.zoomage.ZoomageView
+        android:id="@+id/imageView"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        app:zoomage_restrictBounds="false"
+        app:zoomage_animateOnReset="true"
+        app:zoomage_autoResetMode="UNDER"
+        app:zoomage_autoCenter="true"
+        app:zoomage_zoomable="true"
+        app:zoomage_translatable="true"
+        app:zoomage_minScale="0.6"
+        app:zoomage_maxScale="8"
+        />
+
+    <VideoView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:id="@+id/videoView"/>
+
+</com.google.android.material.card.MaterialCardView>

app/src/main/res/values-night/themes.xml

@@ -10,7 +10,7 @@
         <item name="colorSecondary">@android:color/system_accent2_200</item>
         <item name="colorSecondaryVariant">@android:color/system_accent2_300</item>
         <item name="colorOnSecondary">@color/black</item>
-        
+        <item name="fontFamily">@font/ubuntu_regular</item>
         <!-- Status bar color -->
         <item name="android:statusBarColor">@android:color/transparent</item>
         <item name="android:navigationBarColor">@android:color/transparent</item>

app/src/main/res/values-v27/themes.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <style name="Base.Theme.Calculator" parent="Theme.Material3.DayNight.NoActionBar">
+        <!-- Primary brand color -->
+        <item name="colorPrimary">@android:color/system_accent1_600</item>
+        <item name="colorPrimaryVariant">@android:color/system_accent1_700</item>
+        <item name="colorOnPrimary">@color/white</item>
+        <item name="fontFamily">@font/ubuntu_regular</item>
+
+        <!-- Secondary brand color -->
+        <item name="colorSecondary">@android:color/system_accent2_600</item>
+        <item name="colorSecondaryVariant">@android:color/system_accent2_700</item>
+        <item name="colorOnSecondary">@color/black</item>
+
+        <!-- Status bar color -->
+        <item name="android:statusBarColor">@android:color/transparent</item>
+        <item name="android:navigationBarColor">@android:color/transparent</item>
+
+        <!-- Enable window decor fitting -->
+        <item name="android:windowLightStatusBar">true</item>
+        <item name="android:windowLightNavigationBar">true</item>
+    </style>
+</resources>

app/src/main/res/values-v31/themes.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <style name="Base.Theme.Calculator" parent="Theme.Material3.DayNight.NoActionBar">
+        <!-- Primary brand color -->
+        <item name="colorPrimary">@android:color/system_accent1_600</item>
+        <item name="colorPrimaryVariant">@android:color/system_accent1_700</item>
+        <item name="colorOnPrimary">@color/white</item>
+
+        <!-- Secondary brand color -->
+        <item name="colorSecondary">@android:color/system_accent2_600</item>
+        <item name="colorSecondaryVariant">@android:color/system_accent2_700</item>
+        <item name="colorOnSecondary">@color/black</item>
+        <item name="fontFamily">@font/ubuntu_regular</item>
+
+        <!-- Status bar color -->
+        <item name="android:statusBarColor">@android:color/transparent</item>
+        <item name="android:navigationBarColor">@android:color/transparent</item>
+
+        <!-- Enable window decor fitting -->
+        <item name="android:windowLightStatusBar">true</item>
+        <item name="android:windowLightNavigationBar">true</item>
+    </style>
+</resources>

app/src/main/res/values/themes.xml

@@ -5,6 +5,7 @@
         <item name="colorPrimary">@android:color/system_accent1_600</item>
         <item name="colorPrimaryVariant">@android:color/system_accent1_700</item>
         <item name="colorOnPrimary">@color/white</item>
+        <item name="fontFamily">@font/ubuntu_regular</item>
         
         <!-- Secondary brand color -->
         <item name="colorSecondary">@android:color/system_accent2_600</item>