fix mouse left button issues due to breaking changes

include/nana/filesystem/filesystem.hpp

@@ -35,6 +35,7 @@
 #include <iterator>
 #include <memory>
 #include <chrono>
+#include <cstddef>
 
 #include <nana/deploy.hpp>
 
@@ -160,24 +161,24 @@ namespace filesystem
 
 	struct directory_entry
 	{
-		path m_path;
+		using path_type = filesystem::path;
+		path_type m_path;
 
-        attribute attr{};
-        //file_status m_status;
+		attribute attr{};
+		//file_status m_status;
 
 		directory_entry(){}
-		directory_entry(const nana::string& filename_, bool is_directory, uintmax_t size)
-            :m_path{filename_}, attr{size, is_directory}
-        {}
+		directory_entry(const path_type& p, bool is_directory, uintmax_t size)
+			:m_path{p}, attr{size, is_directory}
+		{}
 
-        void assign          (const path& p){ m_path=p;}
-        void replace_filename(const path& p){ m_path=p;}
+		void assign          (const path_type& p){ m_path=p;}
+		void replace_filename(const path_type& p){ m_path=p;}
 
-        //file_status status() const;
-
-        operator const path&() const {return m_path;};
-        const path& path() const {return m_path;}
+		//file_status status() const;
 
+		operator const path_type&() const {return m_path;};
+		const path_type& path() const {return m_path;}
 	};
 
     /// an iterator for a sequence of directory_entry elements representing the files in a directory, not an recursive_directory_iterator
@@ -186,10 +187,10 @@ namespace filesystem
 	{
 	public:
 		using value_type = directory_entry ;
-        typedef ptrdiff_t                   difference_type;
-        typedef const directory_entry*      pointer;
-        typedef const directory_entry&      reference;
-        typedef std::input_iterator_tag     iterator_category;
+		typedef ptrdiff_t                   difference_type;
+		typedef const directory_entry*      pointer;
+		typedef const directory_entry&      reference;
+		typedef std::input_iterator_tag     iterator_category;
 
 		directory_iterator():end_(true), handle_(nullptr){}
 
@@ -220,8 +221,8 @@ namespace filesystem
     
 		
 		// enable directory_iterator range-based for statements
-	directory_iterator begin( )    { return *this;  }
-	directory_iterator end( )      { return {};     }
+		directory_iterator begin( )    { return *this;  }
+		directory_iterator end( )      { return {};     }
 	
 	private:
 		template<typename Char>
@@ -285,16 +286,14 @@ namespace filesystem
 					}
 
 					struct stat fst;
+					bool is_directory = false;
+					unsigned size = 0;
 					if(stat((path_ + dnt->d_name).c_str(), &fst) == 0)
 					{
-						value_ = value_type(nana::charset(dnt->d_name), 0 != S_ISDIR(fst.st_mode), fst.st_size);
-					}
-					else
-					{
-						value_.m_path = nana::charset(dnt->d_name);
-						value_.size = 0;
-						value_.directory = false;
+						is_directory = (0 != S_ISDIR(fst.st_mode));
+						size = fst.st_size;
 					}
+					value_ = value_type(static_cast<nana::string>(nana::charset(dnt->d_name)), is_directory, size);
 					end_ = false;
 				}
 			}
@@ -342,7 +341,7 @@ namespace filesystem
 					}
 					struct stat fst;
 					if(stat((path_ + "/" + dnt->d_name).c_str(), &fst) == 0)
-			            value_ = value_type(wfd_.cFileName, 
+			            value_ = value_type(static_cast<nana::string>(nana::charset(wfd_.cFileName)), 
                                (FILE_ATTRIBUTE_DIRECTORY & wfd_.dwFileAttributes) == FILE_ATTRIBUTE_DIRECTORY,
                                 wfd_.nFileSizeLow);
 					else

include/nana/gui/detail/general_events.hpp

@@ -432,6 +432,12 @@ namespace nana
 		bool right_button;   ///< mouse right button is pressed?
 		bool shift;          ///< keyboard Shift is pressed?
 		bool ctrl;           ///< keyboard Ctrl is pressed?
+
+		/// Checks if left button is operated,
+		bool is_left_button() const
+		{
+			return (event_code::mouse_move == evt_code ? left_button : (mouse::left_button == button));
+		}
 	};
 
     /// in arg_wheel event_code is event_code::mouse_wheel 

include/nana/gui/widgets/skeletons/text_editor.hpp

@@ -235,9 +235,9 @@ namespace nana{	namespace widgets
 			nana::upoint caret() const;
 			bool scroll(bool upwards, bool vertical);
 			bool mouse_enter(bool);
-			bool mouse_down(bool left_button, const point& screen_pos);
+			bool mouse_down(::nana::mouse, const point& screen_pos);
 			bool mouse_move(bool left_button, const point& screen_pos);
-			bool mouse_up(bool left_button, const point& screen_pos);
+			bool mouse_up(::nana::mouse, const point& screen_pos);
 
 			skeletons::textbase<nana::char_t>& textbase();
 			const skeletons::textbase<nana::char_t>& textbase() const;