Merge branch 'qPCR4vir-develop' into develop

.travis.yml

@@ -59,7 +59,7 @@ matrix:
             - llvm-toolchain-precise 
 
 before_install:
-  - git clone --depth=1 --branch=hotfix-1.5 https://github.com/qPCR4vir/nana-demo.git ../nana-demo
+  - git clone --depth=1 --branch=develop https://github.com/qPCR4vir/nana-demo.git ../nana-demo
   - export PATH="$HOME/bin:$PATH"
   #- mkdir ~/bin #it seemd that a bin already exists from 20170901 
   - wget --no-check-certificate --no-clobber -O /tmp/tools/cmake https://cmake.org/files/v3.4/cmake-3.4.0-rc3-Linux-x86_64.sh || true
@@ -87,7 +87,7 @@ script:
   # we are in "... nana/../nana_lib/bin/" we need "../../nana" to get the CMakeList.txt of nana.
   # Thus, make install will put the nana.lib in "... nana/../nana_lib/lib/"
   # and the includes in "... nana/../nana_lib/include/"
-  - cmake -G"Unix Makefiles" ../../nana -DCMAKE_INSTALL_PREFIX=.. -DNANA_CMAKE_ENABLE_JPEG=ON -DNANA_CMAKE_ENABLE_PNG=OFF -DNANA_CMAKE_ENABLE_AUDIO=OFF -DNANA_CMAKE_FIND_BOOST_FILESYSTEM=ON -DNANA_CMAKE_BOOST_FILESYSTEM_FORCE=OFF  -DNANA_CMAKE_AUTOMATIC_GUI_TESTING=ON
+  - cmake -G"Unix Makefiles" ../../nana -DCMAKE_INSTALL_PREFIX=.. -DNANA_CMAKE_ENABLE_JPEG=ON -DNANA_CMAKE_ENABLE_PNG=OFF -DNANA_CMAKE_BUILD_DEMOS=ON -DNANA_CMAKE_ENABLE_AUDIO=OFF -DNANA_CMAKE_FIND_BOOST_FILESYSTEM=ON -DNANA_CMAKE_BOOST_FILESYSTEM_FORCE=OFF  -DNANA_CMAKE_AUTOMATIC_GUI_TESTING=ON
   - make install
   - ls
   - cd ..

include/nana/filesystem/filesystem.hpp

@@ -55,6 +55,37 @@
 #define NANA_USING_BOOST_FILESYSTEM 1
 #   include <chrono>
 #   include <boost/filesystem.hpp>
+// dont include generic_u8string
+// http://www.boost.org/doc/libs/1_66_0/boost/filesystem/path.hpp
+// enable directory_iterator C++11 range-base for 
+// http://www.boost.org/doc/libs/1_66_0/boost/filesystem/operations.hpp
+// but travis come with an oooold version of boost
+// NOT enable directory_iterator C++11 range-base for
+// http://www.boost.org/doc/libs/1_54_0/boost/filesystem/operations.hpp
+namespace boost
+{
+	namespace filesystem
+	{
+
+		//  enable directory_iterator C++11 range-base for statement use  --------------------//
+
+		//  begin() and end() are only used by a range-based for statement in the context of
+		//  auto - thus the top-level const is stripped - so returning const is harmless and
+		//  emphasizes begin() is just a pass through.
+		inline
+		const directory_iterator& begin(const directory_iterator& iter) BOOST_NOEXCEPT
+		{
+			return iter;
+		}
+		inline
+		directory_iterator end(const directory_iterator&) BOOST_NOEXCEPT
+		{
+			return directory_iterator();
+		}
+
+	}  // namespace filesystem
+}   
+
 
 // add boost::filesystem into std::experimental::filesystem
 namespace std {
@@ -75,6 +106,16 @@ namespace std {
 				socket = boost::filesystem::file_type::socket_file,
 				unknown = boost::filesystem::file_type::type_unknown,
 			};
+			/// enable directory_iterator range-based for statements
+			//inline directory_iterator begin(directory_iterator iter) noexcept
+			//{
+			//	return iter;
+			//}
+
+			//inline directory_iterator end(const directory_iterator&) noexcept
+			//{
+			//	return {};
+			//}
 		} // filesystem
 	} // experimental
 } // std

include/nana/filesystem/filesystem_ext.hpp

@@ -16,6 +16,8 @@
 #define NANA_FILESYSTEM_EXT_HPP
 
 #include <nana/filesystem/filesystem.hpp>
+#include <nana/deploy.hpp>
+
 
 namespace nana 
 {
@@ -34,6 +36,16 @@ namespace filesystem_ext
  
 std::experimental::filesystem::path path_user();    ///< extention ?
 
+/// workaround Boost not having path.generic_u8string() - a good point for http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2016/p0251r0.pdf
+inline std::string generic_u8string(const std::experimental::filesystem::path& p) 
+{ 
+  #if NANA_USING_BOOST_FILESYSTEM
+	 return nana::to_utf8(p.generic_wstring());
+  #else
+	 return p.generic_u8string();
+  #endif
+}
+
 inline bool is_directory(const std::experimental::filesystem::directory_entry& dir) noexcept
 {
     return is_directory(dir.status());

include/nana/gui/widgets/listbox.hpp

@@ -987,9 +987,13 @@ namespace nana
 				cat_proxy(essence*, size_type pos) noexcept;
 				cat_proxy(essence*, category_t*) noexcept;
 
-				/// Append an item at abs end of the category, set_value determines whether assign T object to the value of item.
+				/// Append an item at the end of this category using the oresolver to generate the texts to be put in each column.
-				template<typename T>
+                ///
-				item_proxy append(T&& t, bool set_value = false)
+                /// First you have to make sure there is an overload of the operator<<() of the oresolver for the type of the object used here
+                /// If a listbox have a model set, try call append_model instead.
+                template<typename T>
+				item_proxy append(  T&& t,                  ///< Value used by the resolver to generate the texts to be put in each column of the item
+                                    bool set_value = false) ///< determines whether to set the object as the value of this item.
 				{
 					oresolver ores(ess_);
 
@@ -1039,7 +1043,7 @@ namespace nana
 
 				model_guard model();
 
-				/// Appends one item at the end of this category with the specifies text in the column fields
+				/// Appends one item at the end of this category with the specifies texts in the column fields
 				void append(std::initializer_list<std::string> texts_utf8);
 				void append(std::initializer_list<std::wstring> texts);