add Set As and Open With actionmenu items

app/src/main/kotlin/com/simplemobiletools/filemanager/adapters/ItemsAdapter.kt

@@ -27,10 +27,7 @@ import com.simplemobiletools.filemanager.BuildConfig
 import com.simplemobiletools.filemanager.R
 import com.simplemobiletools.filemanager.activities.SimpleActivity
 import com.simplemobiletools.filemanager.dialogs.CompressAsDialog
-import com.simplemobiletools.filemanager.extensions.config
+import com.simplemobiletools.filemanager.extensions.*
-import com.simplemobiletools.filemanager.extensions.isPathOnRoot
-import com.simplemobiletools.filemanager.extensions.isZipFile
-import com.simplemobiletools.filemanager.extensions.shareUris
 import com.stericson.RootTools.RootTools
 import kotlinx.android.synthetic.main.list_item.view.*
 import java.io.Closeable
@@ -111,6 +108,8 @@ class ItemsAdapter(val activity: SimpleActivity, var mItems: MutableList<FileDir
                 R.id.cab_properties -> showProperties()
                 R.id.cab_share -> shareFiles()
                 R.id.cab_copy_path -> copyPath()
+                R.id.cab_set_as -> setAs()
+                R.id.cab_open_with -> openWith()
                 R.id.cab_copy_to -> copyMoveTo(true)
                 R.id.cab_move_to -> copyMoveTo(false)
                 R.id.cab_compress -> compressSelection()
@@ -130,10 +129,14 @@ class ItemsAdapter(val activity: SimpleActivity, var mItems: MutableList<FileDir
         }
 
         override fun onPrepareActionMode(actionMode: ActionMode?, menu: Menu): Boolean {
-            menu.findItem(R.id.cab_rename).isVisible = selectedPositions.size <= 1
+            menu.apply {
-            menu.findItem(R.id.cab_decompress).isVisible = getSelectedMedia().map { it.path }.any { it.isZipFile() }
+                findItem(R.id.cab_rename).isVisible = isOneItemSelected()
-            menu.findItem(R.id.cab_confirm_selection).isVisible = isPickMultipleIntent
+                findItem(R.id.cab_decompress).isVisible = getSelectedMedia().map { it.path }.any { it.isZipFile() }
-            menu.findItem(R.id.cab_copy_path).isVisible = selectedPositions.size <= 1
+                findItem(R.id.cab_confirm_selection).isVisible = isPickMultipleIntent
+                findItem(R.id.cab_copy_path).isVisible = isOneItemSelected()
+                findItem(R.id.cab_open_with).isVisible = isOneFileSelected()
+                findItem(R.id.cab_set_as).isVisible = isOneFileSelected()
+            }
             return true
         }
 
@@ -145,6 +148,10 @@ class ItemsAdapter(val activity: SimpleActivity, var mItems: MutableList<FileDir
             selectedPositions.clear()
             actMode = null
         }
+
+        private fun isOneItemSelected() = selectedPositions.size == 1
+
+        private fun isOneFileSelected() = isOneItemSelected() && !mItems[selectedPositions.first()].isDirectory
     }
 
     private fun confirmSelection() {
@@ -198,6 +205,16 @@ class ItemsAdapter(val activity: SimpleActivity, var mItems: MutableList<FileDir
         activity.toast(R.string.path_copied)
     }
 
+    private fun setAs() {
+        val file = File(getSelectedMedia().first().path)
+        activity.setAs(Uri.fromFile(file))
+    }
+
+    private fun openWith() {
+        val file = File(getSelectedMedia().first().path)
+        activity.openFile(Uri.fromFile(file), true)
+    }
+
     private fun copyMoveTo(isCopyOperation: Boolean) {
         val files = ArrayList<File>()
         selectedPositions.forEach { files.add(File(mItems[it].path)) }

app/src/main/kotlin/com/simplemobiletools/filemanager/extensions/Activity.kt

@@ -3,6 +3,7 @@ package com.simplemobiletools.filemanager.extensions
 import android.app.Activity
 import android.net.Uri
 import com.simplemobiletools.commons.extensions.openFile
+import com.simplemobiletools.commons.extensions.setAs
 import com.simplemobiletools.commons.extensions.shareUri
 import com.simplemobiletools.commons.extensions.shareUris
 import com.simplemobiletools.filemanager.BuildConfig
@@ -24,3 +25,7 @@ fun Activity.shareUris(uris: ArrayList<Uri>) {
 fun Activity.openFile(uri: Uri, forceChooser: Boolean) {
     openFile(uri, forceChooser, BuildConfig.APPLICATION_ID)
 }
+
+fun Activity.setAs(uri: Uri) {
+    setAs(uri, BuildConfig.APPLICATION_ID)
+}

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

@@ -25,6 +25,14 @@
         android:id="@+id/cab_copy_path"
         android:title="@string/copy_path"
         app:showAsAction="never"/>
+    <item
+        android:id="@+id/cab_set_as"
+        android:title="@string/set_as"
+        app:showAsAction="never"/>
+    <item
+        android:id="@+id/cab_open_with"
+        android:title="@string/open_with"
+        app:showAsAction="never"/>
     <item
         android:id="@+id/cab_copy_to"
         android:title="@string/copy_to"