adding a Change View Type menu item for enabling grid view

app/build.gradle

@@ -58,7 +58,7 @@ android {
 }
 
 dependencies {
-    implementation 'com.simplemobiletools:commons:5.31.13'
+    implementation 'com.simplemobiletools:commons:5.31.15'
     implementation 'com.github.Stericson:RootTools:df729dcb13'
     implementation 'com.github.Stericson:RootShell:1.6'
     implementation 'com.alexvasilkov:gesture-views:2.5.2'

app/src/main/kotlin/com/simplemobiletools/filemanager/pro/activities/MainActivity.kt

@@ -21,6 +21,7 @@ import com.simplemobiletools.commons.models.Release
 import com.simplemobiletools.filemanager.pro.BuildConfig
 import com.simplemobiletools.filemanager.pro.R
 import com.simplemobiletools.filemanager.pro.dialogs.ChangeSortingDialog
+import com.simplemobiletools.filemanager.pro.dialogs.ChangeViewTypeDialog
 import com.simplemobiletools.filemanager.pro.extensions.config
 import com.simplemobiletools.filemanager.pro.extensions.tryOpenPathIntent
 import com.simplemobiletools.filemanager.pro.fragments.ItemsFragment
@@ -107,6 +108,7 @@ class MainActivity : SimpleActivity() {
             R.id.add_favorite -> addFavorite()
             R.id.remove_favorite -> removeFavorite()
             R.id.set_as_home -> setAsHome()
+            R.id.change_view_type -> changeViewType()
             R.id.temporarily_show_hidden -> tryToggleTemporarilyShowHidden()
             R.id.stop_showing_hidden -> tryToggleTemporarilyShowHidden()
             R.id.settings -> startActivity(Intent(applicationContext, SettingsActivity::class.java))
@@ -281,6 +283,12 @@ class MainActivity : SimpleActivity() {
         toast(R.string.home_folder_updated)
     }
 
+    private fun changeViewType() {
+        ChangeViewTypeDialog(this, fragment.currentPath) {
+
+        }
+    }
+
     private fun tryToggleTemporarilyShowHidden() {
         if (config.temporarilyShowHidden) {
             toggleTemporarilyShowHidden(false)

app/src/main/kotlin/com/simplemobiletools/filemanager/pro/dialogs/ChangeViewTypeDialog.kt

@@ -0,0 +1,51 @@
+package com.simplemobiletools.filemanager.pro.dialogs
+
+import android.view.View
+import androidx.appcompat.app.AlertDialog
+import com.simplemobiletools.commons.activities.BaseSimpleActivity
+import com.simplemobiletools.commons.extensions.setupDialogStuff
+import com.simplemobiletools.commons.helpers.VIEW_TYPE_GRID
+import com.simplemobiletools.commons.helpers.VIEW_TYPE_LIST
+import com.simplemobiletools.filemanager.pro.R
+import com.simplemobiletools.filemanager.pro.extensions.config
+import kotlinx.android.synthetic.main.dialog_change_view_type.view.*
+
+class ChangeViewTypeDialog(val activity: BaseSimpleActivity, val path: String = "", val callback: () -> Unit) {
+    private var view: View
+    private var config = activity.config
+
+    init {
+        view = activity.layoutInflater.inflate(R.layout.dialog_change_view_type, null).apply {
+            val currViewType = config.getFolderViewType(this@ChangeViewTypeDialog.path)
+            val viewToCheck = if (currViewType == VIEW_TYPE_GRID) {
+                change_view_type_dialog_radio_grid.id
+            } else {
+                change_view_type_dialog_radio_list.id
+            }
+
+            change_view_type_dialog_radio.check(viewToCheck)
+            change_view_type_dialog_use_for_this_folder.apply {
+                isChecked = config.hasCustomViewType(this@ChangeViewTypeDialog.path)
+            }
+        }
+
+        AlertDialog.Builder(activity)
+            .setPositiveButton(R.string.ok) { dialog, which -> dialogConfirmed() }
+            .setNegativeButton(R.string.cancel, null)
+            .create().apply {
+                activity.setupDialogStuff(view, this)
+            }
+    }
+
+    private fun dialogConfirmed() {
+        val viewType = if (view.change_view_type_dialog_radio.checkedRadioButtonId == view.change_view_type_dialog_radio_grid.id) VIEW_TYPE_GRID else VIEW_TYPE_LIST
+        if (view.change_view_type_dialog_use_for_this_folder.isChecked) {
+            config.saveFolderViewType(this.path, viewType)
+        } else {
+            config.removeFolderViewType(this.path)
+            config.viewType = viewType
+        }
+
+        callback()
+    }
+}

app/src/main/kotlin/com/simplemobiletools/filemanager/pro/helpers/Config.kt

@@ -3,6 +3,7 @@ package com.simplemobiletools.filemanager.pro.helpers
 import android.content.Context
 import com.simplemobiletools.commons.extensions.getInternalStoragePath
 import com.simplemobiletools.commons.helpers.BaseConfig
+import com.simplemobiletools.commons.helpers.VIEW_TYPE_LIST
 import java.io.File
 
 class Config(context: Context) : BaseConfig(context) {
@@ -69,4 +70,24 @@ class Config(context: Context) : BaseConfig(context) {
     var editorTextZoom: Float
         get() = prefs.getFloat(EDITOR_TEXT_ZOOM, 1.2f)
         set(editorTextZoom) = prefs.edit().putFloat(EDITOR_TEXT_ZOOM, editorTextZoom).apply()
+
+    var viewType: Int
+        get() = prefs.getInt(VIEW_TYPE, VIEW_TYPE_LIST)
+        set(viewTypeFiles) = prefs.edit().putInt(VIEW_TYPE, viewTypeFiles).apply()
+
+    fun saveFolderViewType(path: String, value: Int) {
+        if (path.isEmpty()) {
+            viewType = value
+        } else {
+            prefs.edit().putInt(VIEW_TYPE_PREFIX + path.toLowerCase(), value).apply()
+        }
+    }
+
+    fun getFolderViewType(path: String) = prefs.getInt(VIEW_TYPE_PREFIX + path.toLowerCase(), viewType)
+
+    fun removeFolderViewType(path: String) {
+        prefs.edit().remove(VIEW_TYPE_PREFIX + path.toLowerCase()).apply()
+    }
+
+    fun hasCustomViewType(path: String) = prefs.contains(VIEW_TYPE_PREFIX + path.toLowerCase())
 }

app/src/main/kotlin/com/simplemobiletools/filemanager/pro/helpers/Constants.kt

@@ -9,6 +9,8 @@ const val TEMPORARILY_SHOW_HIDDEN = "temporarily_show_hidden"
 const val IS_ROOT_AVAILABLE = "is_root_available"
 const val ENABLE_ROOT_ACCESS = "enable_root_access"
 const val EDITOR_TEXT_ZOOM = "editor_text_zoom"
+const val VIEW_TYPE = "view_type"
+const val VIEW_TYPE_PREFIX = "view_type_folder_"
 
 // open as
 const val OPEN_AS_DEFAULT = 0

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

@@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/change_view_type_dialog_scrollview"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <LinearLayout
+        android:id="@+id/change_view_type_dialog_holder"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        android:paddingStart="@dimen/activity_margin"
+        android:paddingTop="@dimen/activity_margin"
+        android:paddingEnd="@dimen/activity_margin">
+
+        <RadioGroup
+            android:id="@+id/change_view_type_dialog_radio"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginBottom="@dimen/medium_margin">
+
+            <com.simplemobiletools.commons.views.MyCompatRadioButton
+                android:id="@+id/change_view_type_dialog_radio_grid"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:paddingTop="@dimen/medium_margin"
+                android:paddingBottom="@dimen/medium_margin"
+                android:text="@string/grid" />
+
+            <com.simplemobiletools.commons.views.MyCompatRadioButton
+                android:id="@+id/change_view_type_dialog_radio_list"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:paddingTop="@dimen/medium_margin"
+                android:paddingBottom="@dimen/medium_margin"
+                android:text="@string/list" />
+
+        </RadioGroup>
+
+        <include
+            android:id="@+id/use_for_this_folder_divider"
+            layout="@layout/divider" />
+
+        <com.simplemobiletools.commons.views.MyAppCompatCheckbox
+            android:id="@+id/change_view_type_dialog_use_for_this_folder"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="@dimen/medium_margin"
+            android:paddingTop="@dimen/medium_margin"
+            android:paddingBottom="@dimen/medium_margin"
+            android:text="@string/use_for_this_folder" />
+
+    </LinearLayout>
+</ScrollView>

app/src/main/res/menu/menu.xml

@@ -36,6 +36,10 @@
         android:id="@+id/set_as_home"
         android:title="@string/set_as_home_folder"
         app:showAsAction="never"/>
+    <item
+        android:id="@+id/change_view_type"
+        android:title="@string/change_view_type"
+        app:showAsAction="never"/>
     <item
         android:id="@+id/temporarily_show_hidden"
         android:title="@string/temporarily_show_hidden"