From 4c40fece743de39e1b6b3c4d2a3daed8d76be006 Mon Sep 17 00:00:00 2001
From: Qingping Hou <dave2008713@gmail.com>
Date: Sun, 25 Aug 2013 00:00:06 -0400
Subject: [PATCH] add hidden file toggle

---
 frontend/apps/filemanager/fm.lua     | 4 ++++
 frontend/apps/filemanager/fmmenu.lua | 8 ++++++++
 frontend/ui/widget/filechooser.lua   | 5 +++++
 3 files changed, 17 insertions(+)

diff --git a/frontend/apps/filemanager/fm.lua b/frontend/apps/filemanager/fm.lua
index 38977f67b..f0fe1eded 100644
--- a/frontend/apps/filemanager/fm.lua
+++ b/frontend/apps/filemanager/fm.lua
@@ -46,6 +46,7 @@ function FileManager:init()
 			end
 		end
 	}
+	self.file_chooser = file_chooser
 
 	function file_chooser:onFileSelect(file)
 		showReaderUI(file)
@@ -78,6 +79,9 @@ function FileManager:init()
 	self:handleEvent(Event:new("SetDimensions", self.dimen))
 end
 
+function FileManager:toggleHiddenFiles()
+	self.file_chooser:toggleHiddenFiles()
+end
 
 function FileManager:onClose()
 	UIManager:close(self)
diff --git a/frontend/apps/filemanager/fmmenu.lua b/frontend/apps/filemanager/fmmenu.lua
index dfa5e34a9..ce5c32514 100644
--- a/frontend/apps/filemanager/fmmenu.lua
+++ b/frontend/apps/filemanager/fmmenu.lua
@@ -49,9 +49,17 @@ function FileManagerMenu:setUpdateItemTable()
 		widget:addToMainMenu(self.tab_item_table)
 	end
 
+	table.insert(self.tab_item_table.main, {
+		text = _("Toggle hidden files"),
+		callback = function()
+			self.ui:toggleHiddenFiles()
+		end
+	})
+
 	if Device:getFrontlight() ~= nil then
 		ReaderFrontLight:addToMainMenu(self.tab_item_table)
 	end
+
 	table.insert(self.tab_item_table.main, {
 		text = _("Help"),
 		callback = function()
diff --git a/frontend/ui/widget/filechooser.lua b/frontend/ui/widget/filechooser.lua
index ecf59332f..86cd45afe 100644
--- a/frontend/ui/widget/filechooser.lua
+++ b/frontend/ui/widget/filechooser.lua
@@ -55,6 +55,11 @@ function FileChooser:changeToPath(path)
 	self:swithItemTable(nil, self:genItemTableFromPath(path))
 end
 
+function FileChooser:toggleHiddenFiles()
+	self.show_hidden = not self.show_hidden
+	self:swithItemTable(nil, self:genItemTableFromPath(self.path))
+end
+
 function FileChooser:onMenuSelect(item)
 	if lfs.attributes(item.path, "mode") == "directory" then
 		self:changeToPath(item.path)