From 40c4a9aec115747a2bec4f2a058c331ebf544f6b Mon Sep 17 00:00:00 2001
From: tibbi <tibor@kaputa.sk>
Date: Wed, 26 Apr 2017 20:23:04 +0200
Subject: [PATCH] add hide/unhide menu items to media activity cab

---
 .../gallery/adapters/MediaAdapter.kt          | 29 +++++++++++++++++--
 app/src/main/res/menu/cab_media.xml           | 10 +++++++
 2 files changed, 36 insertions(+), 3 deletions(-)

diff --git a/app/src/main/kotlin/com/simplemobiletools/gallery/adapters/MediaAdapter.kt b/app/src/main/kotlin/com/simplemobiletools/gallery/adapters/MediaAdapter.kt
index 784245ec3..103887658 100644
--- a/app/src/main/kotlin/com/simplemobiletools/gallery/adapters/MediaAdapter.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/gallery/adapters/MediaAdapter.kt
@@ -72,6 +72,8 @@ class MediaAdapter(val activity: SimpleActivity, var media: MutableList<Medium>,
                 R.id.cab_properties -> showProperties()
                 R.id.cab_rename -> renameFile()
                 R.id.cab_edit -> editFile()
+                R.id.cab_hide -> toggleFileVisibility(true)
+                R.id.cab_unhide -> toggleFileVisibility(false)
                 R.id.cab_share -> shareMedia()
                 R.id.cab_copy_to -> copyMoveTo(true)
                 R.id.cab_move_to -> copyMoveTo(false)
@@ -90,9 +92,12 @@ class MediaAdapter(val activity: SimpleActivity, var media: MutableList<Medium>,
         }
 
         override fun onPrepareActionMode(actionMode: ActionMode?, menu: Menu): Boolean {
-            val selections = multiSelector.selectedPositions
-            menu.findItem(R.id.cab_rename).isVisible = selections.size <= 1
-            menu.findItem(R.id.cab_edit).isVisible = selections.size == 1 && media[selections[0]].isImage()
+            val positions = multiSelector.selectedPositions
+            menu.findItem(R.id.cab_rename).isVisible = positions.size <= 1
+            menu.findItem(R.id.cab_edit).isVisible = positions.size == 1 && media[positions[0]].isImage()
+
+            checkHideBtnVisibility(menu, positions)
+
             return true
         }
 
@@ -102,6 +107,20 @@ class MediaAdapter(val activity: SimpleActivity, var media: MutableList<Medium>,
             markedItems.clear()
             actMode = null
         }
+
+        fun checkHideBtnVisibility(menu: Menu, positions: List<Int>) {
+            var hiddenCnt = 0
+            var unhiddenCnt = 0
+            positions.map { media[it] }.forEach {
+                if (it.name.startsWith('.'))
+                    hiddenCnt++
+                else
+                    unhiddenCnt++
+            }
+
+            menu.findItem(R.id.cab_hide).isVisible = unhiddenCnt > 0
+            menu.findItem(R.id.cab_unhide).isVisible = hiddenCnt > 0
+        }
     }
 
     private fun showProperties() {
@@ -129,6 +148,10 @@ class MediaAdapter(val activity: SimpleActivity, var media: MutableList<Medium>,
         actMode?.finish()
     }
 
+    private fun toggleFileVisibility(hide: Boolean) {
+
+    }
+
     private fun shareMedia() {
         val selections = multiSelector.selectedPositions
         if (selections.size <= 1) {
diff --git a/app/src/main/res/menu/cab_media.xml b/app/src/main/res/menu/cab_media.xml
index 0364126d2..4b47e6025 100644
--- a/app/src/main/res/menu/cab_media.xml
+++ b/app/src/main/res/menu/cab_media.xml
@@ -21,6 +21,16 @@
         android:icon="@drawable/ic_rename"
         android:title="@string/rename"
         app:showAsAction="ifRoom"/>
+    <item
+        android:id="@+id/cab_hide"
+        android:icon="@drawable/ic_hide"
+        android:title="@string/hide"
+        app:showAsAction="ifRoom"/>
+    <item
+        android:id="@+id/cab_unhide"
+        android:icon="@drawable/ic_unhide"
+        android:title="@string/unhide"
+        app:showAsAction="ifRoom"/>
     <item
         android:id="@+id/cab_edit"
         android:icon="@drawable/ic_edit"