Conflicts: source/gui/widgets/skeletons/text_editor.cpp source/gui/widgets/textbox.cpp source/paint/detail/image_bmp.hpp source/paint/detail/image_ico.hpp
		
			
				
	
	
		
			1067 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			1067 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*
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*	Filebox
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*	Nana C++ Library(http://www.nanapro.org)
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*	Copyright(C) 2003-2015 Jinhao(cnjinhao@hotmail.com)
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*
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*	Distributed under the Boost Software License, Version 1.0.
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*	(See accompanying file LICENSE_1_0.txt or copy at
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*	http://www.boost.org/LICENSE_1_0.txt)
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*
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*	@file: nana/gui/filebox.cpp
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*/
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#include <nana/gui.hpp>
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#include <nana/gui/filebox.hpp>
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#include <nana/filesystem/fs_utility.hpp>
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#if defined(NANA_WINDOWS)
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	#include <windows.h>
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#elif defined(NANA_LINUX)
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	#include <nana/gui/widgets/label.hpp>
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	#include <nana/gui/widgets/button.hpp>
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	#include <nana/gui/widgets/listbox.hpp>
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	#include <nana/gui/widgets/categorize.hpp>
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	#include <nana/gui/widgets/textbox.hpp>
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	#include <nana/gui/widgets/treebox.hpp>
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	#include <nana/gui/widgets/combox.hpp>
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	#include <nana/filesystem/file_iterator.hpp>
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	#include <nana/gui/place.hpp>
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	#include <stdexcept>
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	#include <algorithm>
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#endif
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namespace nana
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{
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#if defined(NANA_LINUX)
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	class filebox_implement
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		: public form
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	{
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		struct item_fs
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		{
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			nana::string name;
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			::tm modified_time;
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			bool directory;
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			nana::long_long_t bytes;
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			friend listbox::iresolver& operator>>(listbox::iresolver& ires, item_fs& m)
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			{
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				nana::string type;
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				ires>>m.name>>type>>type;
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				m.directory = (type == STR("Directory"));
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				return ires;
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			}
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			friend listbox::oresolver& operator<<(listbox::oresolver& ores, const item_fs& item)
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			{
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				std::wstringstream tm;
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				tm<<(item.modified_time.tm_year + 1900)<<'-';
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				_m_add(tm, item.modified_time.tm_mon + 1)<<'-';
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				_m_add(tm, item.modified_time.tm_mday)<<' ';
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				_m_add(tm, item.modified_time.tm_hour)<<':';
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				_m_add(tm, item.modified_time.tm_min)<<':';
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				_m_add(tm, item.modified_time.tm_sec);
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				ores<<item.name<<tm.str();
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				if(!item.directory)
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				{
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					auto pos = item.name.find_last_of(STR('.'));
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					if(pos != item.name.npos && (pos + 1 < item.name.size()))
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						ores<<item.name.substr(pos + 1);
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					else
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						ores<<STR("File");
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					ores<<_m_trans(item.bytes);
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				}
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				else
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					ores<<STR("Directory");
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				return ores;
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			}
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		private:
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			static std::wstringstream& _m_add(std::wstringstream& ss, unsigned v)
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			{
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				if(v < 10)
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					ss<<L'0';
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				ss<<v;
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				return ss;
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			}
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			static nana::string _m_trans(std::size_t bytes)
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			{
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				const nana::char_t * ustr[] = {STR(" KB"), STR(" MB"), STR(" GB"), STR(" TB")};
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				std::stringstream ss;
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				if(bytes >= 1024)
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				{
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					double cap = bytes / 1024.0;
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					std::size_t uid = 0;
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					while((cap >= 1024.0) && (uid < (sizeof(ustr) / sizeof(nana::char_t*))))
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					{
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						cap /= 1024.0;
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						++uid;
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					}
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					ss<<cap;
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					auto s = ss.str();
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					auto pos = s.find('.');
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					if(pos != s.npos)
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					{
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						if(pos + 2 < s.size())
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							s.erase(pos + 2);
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					}
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					return static_cast<nana::string>(nana::charset(s)) + ustr[uid];
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				}
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				ss<<bytes<<" Bytes";
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				return nana::charset(ss.str());
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			}
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		};
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		struct pred_sort_fs
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		{
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			bool operator()(const item_fs& a, const item_fs& b) const
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			{
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				return ((a.directory != b.directory) && a.directory);
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			}
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		};
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	public:
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		struct kind
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		{
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			enum t{none, filesystem};
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		};
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		typedef treebox::item_proxy item_proxy;
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	public:
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		filebox_implement(window owner, bool io_read, const nana::string& title)
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			: form(owner, API::make_center(owner, 630, 440)), io_read_(io_read)
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		{
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			path_.create(*this);
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			path_.splitstr(STR("/"));
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			path_.events().selected.connect_unignorable([this](const arg_categorize<int>&)
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			{
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				auto path = path_.caption();
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				auto root = path.substr(0, path.find(STR('/')));
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				if(root == STR("HOME"))
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					path.replace(0, 4, nana::filesystem::path_user());
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				else if(root == STR("FILESYSTEM"))
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					path.erase(0, 10);
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				else
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					throw std::runtime_error("Nana.GUI.Filebox: Wrong categorize path");
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				if(path.size() == 0) path = STR("/");
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				_m_load_cat_path(path);
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			});
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			filter_.create(*this);
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			filter_.multi_lines(false);
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			filter_.tip_string(STR("Filter"));
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			filter_.events().key_release.connect_unignorable([this](const arg_keyboard&)
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			{
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				_m_list_fs();
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			});
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			btn_folder_.create(*this);
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			btn_folder_.caption(STR("&New Folder"));
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			btn_folder_.events().click.connect_unignorable([this](const arg_click&)
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			{
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				form fm(this->handle(), API::make_center(*this, 300, 35));
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				fm.caption(STR("Name the new folder"));
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				textbox folder(fm, nana::rectangle(5, 5, 160, 25));
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				folder.multi_lines(false);
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				button btn(fm, nana::rectangle(170, 5, 60, 25));
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				btn.caption(STR("Create"));
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				btn.events().click.connect_unignorable(folder_creator(*this, fm, folder));
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				button btn_cancel(fm, nana::rectangle(235, 5, 60, 25));
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				btn_cancel.caption(STR("Cancel"));
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				btn_cancel.events().click.connect_unignorable([&fm](const arg_click&)
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				{
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					fm.close();
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				});
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				API::modal_window(fm);
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			});
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			tree_.create(*this);
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			ls_file_.create(*this);
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			ls_file_.append_header(STR("Name"), 190);
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			ls_file_.append_header(STR("Modified"), 145);
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			ls_file_.append_header(STR("Type"), 80);
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			ls_file_.append_header(STR("Size"), 70);
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			auto fn_sel_file = [this](const arg_mouse& arg){
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				_m_sel_file(arg);
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			};
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			ls_file_.events().dbl_click.connect_unignorable(fn_sel_file);
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			ls_file_.events().mouse_down.connect_unignorable(fn_sel_file);
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			ls_file_.set_sort_compare(0, [](const nana::string& a, nana::any* fs_a, const nana::string& b, nana::any* fs_b, bool reverse) -> bool
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				{
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					int dira = fs_a->get<item_fs>()->directory ? 1 : 0;
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					int dirb = fs_b->get<item_fs>()->directory ? 1 : 0;
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					if(dira != dirb)
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						return (reverse ? dira < dirb : dira > dirb);
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					std::size_t seek_a = 0;
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					std::size_t seek_b = 0;
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					while(true)
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					{
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						std::size_t pos_a = a.find_first_of(STR("0123456789"), seek_a);
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						std::size_t pos_b = b.find_first_of(STR("0123456789"), seek_b);
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						if((pos_a != a.npos) && (pos_a == pos_b))
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						{
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							nana::cistring text_a = a.substr(seek_a, pos_a - seek_a).data();
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							nana::cistring text_b = b.substr(seek_b, pos_b - seek_b).data();
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							if(text_a != text_b)
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								return (reverse ? text_a > text_b : text_a < text_b);
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							std::size_t end_a = a.find_first_not_of(STR("0123456789"), pos_a + 1);
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							std::size_t end_b = b.find_first_not_of(STR("0123456789"), pos_b + 1);
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							nana::string num_a = a.substr(pos_a, end_a != a.npos ? end_a - pos_a : a.npos);
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							nana::string num_b = b.substr(pos_b, end_b != b.npos ? end_b - pos_b : b.npos);
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							if(num_a != num_b)
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							{
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								double ai = std::stod(num_a, 0);
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								double bi = std::stod(num_b, 0);
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								if(ai != bi)
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									return (reverse ? ai > bi : ai < bi);
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							}
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							seek_a = end_a;
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							seek_b = end_b;
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						}
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						else
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							break;
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					}
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					if(seek_a == a.npos)
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						seek_a = 0;
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					if(seek_b == b.npos)
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						seek_b = 0;
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					nana::cistring cia = a.data();
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					nana::cistring cib = b.data();
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					if(seek_a == seek_b && seek_a == 0)
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						return (reverse ? cia > cib : cia < cib);
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					return (reverse ? cia.substr(seek_a) > cib.substr(seek_b) : cia.substr(seek_a) < cib.substr(seek_b));
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				});
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			ls_file_.set_sort_compare(2, [](const nana::string& a, nana::any* anyptr_a, const nana::string& b, nana::any* anyptr_b, bool reverse) -> bool
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				{
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					int dir1 = anyptr_a->get<item_fs>()->directory ? 1 : 0;
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					int dir2 = anyptr_b->get<item_fs>()->directory ? 1 : 0;
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					if(dir1 != dir2)
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						return (reverse ? dir1 < dir2 : dir1 > dir2);
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					return (reverse ? a > b : a < b);
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				});
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			ls_file_.set_sort_compare(3, [this](const nana::string&, nana::any* anyptr_a, const nana::string&, nana::any* anyptr_b, bool reverse) -> bool
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				{
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					item_fs * fsa = anyptr_a->get<item_fs>();
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					item_fs * fsb = anyptr_b->get<item_fs>();
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					return (reverse ? fsa->bytes > fsb->bytes : fsa->bytes < fsb->bytes);
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				});
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			lb_file_.create(*this);
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			lb_file_.caption(STR("File:"));
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			tb_file_.create(*this);
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			tb_file_.multi_lines(false);
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			tb_file_.events().key_char.connect_unignorable([this](const arg_keyboard& arg)
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			{
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				if(arg.key == nana::keyboard::enter)
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					_m_ok();
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			});
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			cb_types_.create(*this);
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			cb_types_.editable(false);
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			cb_types_.events().selected.connect_unignorable([this](const arg_combox&){ _m_list_fs(); });
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			btn_ok_.create(*this);
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			btn_ok_.caption(STR("&OK"));
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			btn_ok_.events().click.connect_unignorable([this](const arg_click&)
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			{
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				_m_ok();
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			});
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			btn_cancel_.create(*this);
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			btn_cancel_.caption(STR("&Cancel"));
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			btn_cancel_.events().click.connect_unignorable([this](const arg_click&)
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			{
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				API::close_window(handle());
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			});
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			selection_.type = kind::none;
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			_m_layout();
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			_m_init_tree();
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			if(0 == title.size())
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				caption(io_read ? STR("Open") : STR("Save As"));
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			else
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				caption(title);
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		}
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		void def_extension(const nana::string& ext)
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		{
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			def_ext_ = ext;
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		}
 | 
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		void load_fs(const nana::string& init_path, const nana::string& init_file)
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		{
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			//Simulate the behavior like Windows7's lpstrInitialDir(http://msdn.microsoft.com/en-us/library/windows/desktop/ms646839%28v=vs.85%29.aspx)
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			//Phase 1
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			nana::string dir;
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			auto pos = init_file.find_last_of(STR("\\/"));
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			nana::string file_with_path_removed = (pos != init_file.npos ? init_file.substr(pos + 1) : init_file);
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			if(saved_init_path != init_path)
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			{
 | 
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				if(saved_init_path.size() == 0)
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					saved_init_path = init_path;
 | 
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				//Phase 2: Check whether init_file contains a path
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				if(file_with_path_removed == init_file)
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				{
 | 
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					//Phase 3: Check whether init_path is empty
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					if(init_path.size())
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						dir = init_path;
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				}
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				else
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					dir = init_file.substr(0, pos);
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			}
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			else
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				dir = saved_selected_path;
 | 
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 | 
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			_m_load_cat_path(dir.size() ? dir : nana::filesystem::path_user());
 | 
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 | 
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			tb_file_.caption(file_with_path_removed);					
 | 
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		}
 | 
						|
		
 | 
						|
		void add_filter(const nana::string& desc, const nana::string& type)
 | 
						|
		{
 | 
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			std::size_t i = cb_types_.the_number_of_options();
 | 
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			cb_types_.push_back(desc);
 | 
						|
			if(0 == i)
 | 
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				cb_types_.option(0);
 | 
						|
 | 
						|
			std::vector<nana::string> v;
 | 
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			std::size_t beg = 0;
 | 
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			while(true)
 | 
						|
			{
 | 
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				auto pos = type.find(STR(';'), beg);
 | 
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				auto ext = type.substr(beg, pos == type.npos ? type.npos : pos - beg);
 | 
						|
				auto dot = ext.find(STR('.'));
 | 
						|
				if((dot != ext.npos) && (dot + 1 < ext.size()))
 | 
						|
				{
 | 
						|
					ext.erase(0, dot + 1);
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						|
					if(ext == STR("*"))
 | 
						|
					{
 | 
						|
						v.clear();
 | 
						|
						break;
 | 
						|
					}
 | 
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					else
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						v.push_back(ext);
 | 
						|
				}
 | 
						|
				if(pos == type.npos)
 | 
						|
					break;
 | 
						|
				beg = pos + 1;
 | 
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			}
 | 
						|
			if(v.size())
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				cb_types_.anyobj(i, v);
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		}
 | 
						|
 | 
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		bool file(nana::string& fs) const
 | 
						|
		{
 | 
						|
			if(selection_.type == kind::none)
 | 
						|
				return false;
 | 
						|
 | 
						|
			auto pos = selection_.target.find_last_of(STR("\\/"));
 | 
						|
			if(pos != selection_.target.npos)
 | 
						|
				saved_selected_path = selection_.target.substr(0, pos);
 | 
						|
			else
 | 
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				saved_selected_path.clear();
 | 
						|
 | 
						|
			fs = selection_.target;
 | 
						|
			return true;
 | 
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		}
 | 
						|
	private:
 | 
						|
		void _m_layout()
 | 
						|
		{
 | 
						|
			place_.bind(*this);
 | 
						|
			place_.div(	"vert"
 | 
						|
					"<weight=34 margin=5 path arrange=[variable,200] gap=5>"
 | 
						|
					"<weight=30 margin=[0,0,5,10] new_folder arrange=[100]>"
 | 
						|
					"<content arrange=[180] gap=[5]><weight=8>"
 | 
						|
					"<weight=26<weight=100><vert weight=60 label margin=[0,0,0,5]>"
 | 
						|
					"<file margin=[0,18,0,5] arrange=[variable,variable,190] gap=[10]>>"
 | 
						|
					"<weight=48 margin=[8,0,14]<>"
 | 
						|
					"<buttons weight=208 margin=[0,18,0] gap=[14]>>");
 | 
						|
 | 
						|
			place_.field("path")<<path_<<filter_;
 | 
						|
			place_.field("new_folder")<<btn_folder_;
 | 
						|
			place_.field("content")<<tree_<<ls_file_;
 | 
						|
			place_.field("label")<<lb_file_;
 | 
						|
			place_.field("file")<<tb_file_<<cb_types_;
 | 
						|
			place_.field("buttons")<<btn_ok_<<btn_cancel_;
 | 
						|
			place_.collocate();
 | 
						|
		}
 | 
						|
 | 
						|
		void _m_init_tree()
 | 
						|
		{
 | 
						|
			using namespace nana::filesystem;
 | 
						|
 | 
						|
			//The path in linux is starting with the character '/', the name of root key should be
 | 
						|
			//"FS.HOME", "FS.ROOT". Because a key of the tree widget should not be '/'
 | 
						|
			nodes_.home = tree_.insert(STR("FS.HOME"), STR("Home"));
 | 
						|
			nodes_.home.value(kind::filesystem);
 | 
						|
			nodes_.filesystem = tree_.insert(STR("FS.ROOT"), STR("Filesystem"));
 | 
						|
			nodes_.filesystem.value(kind::filesystem);
 | 
						|
 | 
						|
			file_iterator end;
 | 
						|
			for(file_iterator i(path_user()); i != end; ++i)
 | 
						|
			{
 | 
						|
				if((false == i->directory) || (i->name.size() && i->name[0] == '.')) continue;
 | 
						|
 | 
						|
				item_proxy node = tree_.insert(nodes_.home, i->name, i->name);
 | 
						|
				if(false == node.empty())
 | 
						|
				{
 | 
						|
					node.value(kind::filesystem);
 | 
						|
					break;
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			for(file_iterator i(STR("/")); i != end; ++i)
 | 
						|
			{
 | 
						|
				if((false == i->directory) || (i->name.size() && i->name[0] == '.')) continue;
 | 
						|
 | 
						|
				item_proxy node = tree_.insert(nodes_.filesystem, i->name, i->name);
 | 
						|
				if(false == node.empty())
 | 
						|
				{
 | 
						|
					node.value(kind::filesystem);
 | 
						|
					break;
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			tree_.events().expanded.connect_unignorable([this](const arg_treebox& arg)
 | 
						|
			{
 | 
						|
				_m_tr_expand(arg.item, arg.operated);
 | 
						|
			});
 | 
						|
 | 
						|
			tree_.events().selected.connect_unignorable([this](const arg_treebox& arg)
 | 
						|
			{
 | 
						|
				if(arg.operated && (arg.item.value<kind::t>() == kind::filesystem))
 | 
						|
				{
 | 
						|
					auto path = tree_.make_key_path(arg.item, STR("/")) + STR("/");
 | 
						|
					_m_resolute_path(path);
 | 
						|
					_m_load_cat_path(path);
 | 
						|
				}
 | 
						|
			});
 | 
						|
		}
 | 
						|
 | 
						|
		nana::string _m_resolute_path(nana::string& path)
 | 
						|
		{
 | 
						|
			auto pos = path.find(STR('/'));
 | 
						|
			if(pos != path.npos)
 | 
						|
			{
 | 
						|
				auto begstr = path.substr(0, pos);
 | 
						|
				if(begstr == STR("FS.HOME"))
 | 
						|
					path.replace(0, 7, nana::filesystem::path_user());
 | 
						|
				else
 | 
						|
					path.erase(0, pos);
 | 
						|
				return begstr;
 | 
						|
			}
 | 
						|
			return nana::string();
 | 
						|
		}
 | 
						|
 | 
						|
		void _m_load_path(const nana::string& path)
 | 
						|
		{
 | 
						|
			addr_.filesystem = path;
 | 
						|
			if(addr_.filesystem.size() && addr_.filesystem[addr_.filesystem.size() - 1] != STR('/'))
 | 
						|
				addr_.filesystem += STR('/');
 | 
						|
 | 
						|
			file_container_.clear();
 | 
						|
 | 
						|
			using namespace nana::filesystem;
 | 
						|
			attribute fattr;
 | 
						|
			file_iterator end;
 | 
						|
			for(file_iterator i(path); i != end; ++i)
 | 
						|
			{
 | 
						|
				if((i->name.size() == 0) || (i->name[0] == STR('.')))
 | 
						|
					continue;
 | 
						|
				item_fs m;
 | 
						|
				m.name = i->name;
 | 
						|
				if(file_attrib(path + m.name, fattr))
 | 
						|
				{
 | 
						|
					m.bytes = fattr.bytes;
 | 
						|
					m.directory = fattr.is_directory;
 | 
						|
					m.modified_time = fattr.modified;
 | 
						|
				}
 | 
						|
				else
 | 
						|
				{
 | 
						|
					m.bytes = 0;
 | 
						|
					m.directory = i->directory;
 | 
						|
					modified_file_time(path + i->name, m.modified_time);
 | 
						|
				}
 | 
						|
 | 
						|
				file_container_.push_back(m);
 | 
						|
 | 
						|
				if(m.directory)
 | 
						|
					path_.childset(m.name, 0);
 | 
						|
			}
 | 
						|
			std::sort(file_container_.begin(), file_container_.end(), pred_sort_fs());
 | 
						|
		}
 | 
						|
 | 
						|
		void _m_load_cat_path(nana::string path)
 | 
						|
		{
 | 
						|
			if((path.size() == 0) || (path[path.size() - 1] != STR('/')))
 | 
						|
				path += STR('/');
 | 
						|
 | 
						|
			auto beg_node = tree_.selected();
 | 
						|
			while(!beg_node.empty() && (beg_node != nodes_.home) && (beg_node != nodes_.filesystem))
 | 
						|
				beg_node = beg_node.owner();
 | 
						|
			
 | 
						|
			auto head = nana::filesystem::path_user();
 | 
						|
			if(path.size() >= head.size() && (path.substr(0, head.size()) == head))
 | 
						|
			{//This is HOME
 | 
						|
				path_.caption(STR("HOME"));
 | 
						|
				if(beg_node != nodes_.home)
 | 
						|
					nodes_.home->select(true);
 | 
						|
			}
 | 
						|
			else
 | 
						|
			{	//Redirect to '/'
 | 
						|
				path_.caption(STR("FILESYSTEM"));
 | 
						|
				if(beg_node != nodes_.filesystem)
 | 
						|
					nodes_.filesystem->select(true);
 | 
						|
				head.clear();
 | 
						|
			}
 | 
						|
 | 
						|
			if(head.size() == 0 || head[head.size() - 1] != STR('/'))
 | 
						|
				head += STR('/');
 | 
						|
 | 
						|
			nana::filesystem::file_iterator end;
 | 
						|
			for(nana::filesystem::file_iterator i(head); i != end; ++i)
 | 
						|
			{
 | 
						|
				if(i->directory)
 | 
						|
					path_.childset(i->name, 0);
 | 
						|
			}
 | 
						|
			auto cat_path = path_.caption();
 | 
						|
			if(cat_path.size() && cat_path[cat_path.size() - 1] != STR('/'))
 | 
						|
				cat_path += STR('/');
 | 
						|
 | 
						|
			auto beg = head.size();
 | 
						|
			while(true)
 | 
						|
			{
 | 
						|
				auto pos = path.find(STR('/'), beg);
 | 
						|
				auto folder = path.substr(beg, pos != path.npos ? pos - beg: path.npos);
 | 
						|
				if(folder.size() == 0) break;
 | 
						|
				(cat_path += folder) += STR('/');
 | 
						|
				(head += folder) += STR('/');
 | 
						|
				path_.caption(cat_path);
 | 
						|
				
 | 
						|
				for(nana::filesystem::file_iterator i(head); i != end; ++i)
 | 
						|
				{
 | 
						|
					if(i->directory)
 | 
						|
						path_.childset(i->name, 0);
 | 
						|
				}
 | 
						|
 | 
						|
				if(pos == path.npos)
 | 
						|
					break;
 | 
						|
				beg = pos + 1;
 | 
						|
			}
 | 
						|
			_m_load_path(path);
 | 
						|
			_m_list_fs();
 | 
						|
		}
 | 
						|
 | 
						|
		bool _m_filter_allowed(const nana::string& name, bool is_dir, const nana::string& filter, const std::vector<nana::string>* extension) const
 | 
						|
		{
 | 
						|
			if(filter.size() && (name.find(filter) == filter.npos))
 | 
						|
				return false;
 | 
						|
 | 
						|
			if((is_dir || 0 == extension) || (0 == extension->size())) return true;
 | 
						|
 | 
						|
			for(auto & extstr : *extension)
 | 
						|
			{
 | 
						|
				auto pos = name.rfind(extstr);
 | 
						|
				if((pos != name.npos) && (name.size() == pos + extstr.size()))
 | 
						|
					return true;
 | 
						|
			}
 | 
						|
			return false;
 | 
						|
		}
 | 
						|
 | 
						|
		void _m_list_fs()
 | 
						|
		{
 | 
						|
			nana::string filter = filter_.caption();
 | 
						|
			ls_file_.auto_draw(false);
 | 
						|
 | 
						|
			ls_file_.clear();
 | 
						|
 | 
						|
			std::vector<nana::string>* ext_types = cb_types_.anyobj<std::vector<nana::string> >(cb_types_.option());
 | 
						|
			auto cat = ls_file_.at(0);
 | 
						|
			for(auto & fs: file_container_)
 | 
						|
			{
 | 
						|
				if(_m_filter_allowed(fs.name, fs.directory, filter, ext_types))
 | 
						|
				{
 | 
						|
					cat.append(fs).value(fs);
 | 
						|
				}
 | 
						|
			}
 | 
						|
			ls_file_.auto_draw(true);
 | 
						|
		}
 | 
						|
 | 
						|
		void _m_finish(kind::t type, const nana::string& tar)
 | 
						|
		{
 | 
						|
			selection_.target = tar;
 | 
						|
			selection_.type = type;
 | 
						|
			close();
 | 
						|
		}
 | 
						|
 | 
						|
		struct folder_creator
 | 
						|
		{
 | 
						|
			folder_creator(filebox_implement& fb, form & fm, textbox& tx)
 | 
						|
				:	fb_(fb), fm_(fm), tx_path_(tx)
 | 
						|
			{}
 | 
						|
 | 
						|
			void operator()()
 | 
						|
			{
 | 
						|
				auto path = tx_path_.caption();
 | 
						|
 | 
						|
				msgbox mb(fm_, STR("Create Folder"));
 | 
						|
				mb.icon(msgbox::icon_warning);
 | 
						|
				if(0 == path.size() || path[0] == STR('.') || path[0] == STR('/'))
 | 
						|
				{
 | 
						|
					mb<<STR("Please input a valid name for the new folder.");
 | 
						|
					mb();
 | 
						|
					return;
 | 
						|
				}
 | 
						|
				
 | 
						|
				bool if_exist;
 | 
						|
				if(false == nana::filesystem::mkdir(fb_.addr_.filesystem + path, if_exist))
 | 
						|
				{
 | 
						|
					if(if_exist)
 | 
						|
						mb<<STR("The folder is existing, please rename it.");
 | 
						|
					else
 | 
						|
						mb<<STR("Failed to create the folder, please rename it.");
 | 
						|
					mb();
 | 
						|
					return;
 | 
						|
				}
 | 
						|
				fb_._m_load_cat_path(fb_.addr_.filesystem);
 | 
						|
				fm_.close();
 | 
						|
			}
 | 
						|
 | 
						|
			filebox_implement& fb_;
 | 
						|
			form& fm_;
 | 
						|
			textbox & tx_path_;
 | 
						|
		};
 | 
						|
 | 
						|
		bool _m_append_def_extension(nana::string& tar) const
 | 
						|
		{
 | 
						|
			auto dotpos = tar.find_last_of(STR('.'));
 | 
						|
			if(dotpos != tar.npos)
 | 
						|
			{
 | 
						|
				auto pos = tar.find_last_of(STR("/\\"));
 | 
						|
				if(pos == tar.npos || pos < dotpos)
 | 
						|
					return false;
 | 
						|
			}
 | 
						|
 | 
						|
			if(def_ext_.size())
 | 
						|
			{
 | 
						|
				if(def_ext_[0] != STR('.'))
 | 
						|
					tar += STR('.');
 | 
						|
				tar += def_ext_;
 | 
						|
			}
 | 
						|
 | 
						|
			std::vector<nana::string> * exts = cb_types_.anyobj<std::vector<nana::string> >(cb_types_.option());
 | 
						|
			if(0 == exts || exts->size() == 0)	return false;
 | 
						|
			
 | 
						|
			auto & ext = exts->at(0);
 | 
						|
			if(def_ext_[0] != STR('.'))
 | 
						|
				tar += STR('.');
 | 
						|
			tar += ext;
 | 
						|
			return true;
 | 
						|
		}
 | 
						|
	private:
 | 
						|
		void _m_sel_file(const arg_mouse& arg)
 | 
						|
		{
 | 
						|
			auto sel = ls_file_.selected();
 | 
						|
			if(sel.empty())
 | 
						|
				return;
 | 
						|
			
 | 
						|
			auto index = sel[0];
 | 
						|
			item_fs m;
 | 
						|
			ls_file_.at(index).resolve_to(m);
 | 
						|
 | 
						|
			if(event_code::dbl_click == arg.evt_code)
 | 
						|
			{
 | 
						|
				if(m.directory)
 | 
						|
					_m_load_cat_path(addr_.filesystem + m.name + STR("/"));
 | 
						|
				else
 | 
						|
					_m_finish(kind::filesystem, addr_.filesystem + m.name);
 | 
						|
			}
 | 
						|
			else
 | 
						|
			{
 | 
						|
				if(false == m.directory)
 | 
						|
				{
 | 
						|
					selection_.target = addr_.filesystem + m.name;
 | 
						|
					tb_file_.caption(m.name);
 | 
						|
				}
 | 
						|
			}
 | 
						|
		}
 | 
						|
 | 
						|
		void _m_ok()
 | 
						|
		{
 | 
						|
			if(0 == selection_.target.size())
 | 
						|
			{
 | 
						|
				auto file = tb_file_.caption();
 | 
						|
				if(file.size())
 | 
						|
				{
 | 
						|
					if(file[0] == STR('.'))
 | 
						|
					{
 | 
						|
						msgbox mb(*this, caption());
 | 
						|
						mb.icon(msgbox::icon_warning);
 | 
						|
						mb<<file<<std::endl<<STR("The filename is invalid.");
 | 
						|
						mb();
 | 
						|
						return;
 | 
						|
					}
 | 
						|
					nana::string tar;
 | 
						|
					if(file[0] == STR('/'))
 | 
						|
						tar = file;
 | 
						|
					else
 | 
						|
						tar = addr_.filesystem + file;
 | 
						|
 | 
						|
					bool good = true;
 | 
						|
					nana::filesystem::attribute attr;
 | 
						|
					if(nana::filesystem::file_attrib(tar, attr) == false)
 | 
						|
					{
 | 
						|
						if(_m_append_def_extension(tar))
 | 
						|
							good = nana::filesystem::file_attrib(tar, attr);
 | 
						|
						else
 | 
						|
							good = false;
 | 
						|
					}
 | 
						|
					
 | 
						|
					if(good && attr.is_directory)
 | 
						|
					{
 | 
						|
						_m_load_cat_path(tar);
 | 
						|
						tb_file_.caption(STR(""));
 | 
						|
						return;
 | 
						|
					}
 | 
						|
					
 | 
						|
					if(io_read_)
 | 
						|
					{
 | 
						|
						if(false == good)
 | 
						|
						{
 | 
						|
							msgbox mb(*this, caption());
 | 
						|
							mb.icon(msgbox::icon_information);
 | 
						|
							mb<<STR("The file \"")<<tar<<STR("\"\n is not existing. Please check and retry.");
 | 
						|
							mb();
 | 
						|
						}
 | 
						|
						else
 | 
						|
							_m_finish(kind::filesystem, tar);
 | 
						|
					}
 | 
						|
					else
 | 
						|
					{
 | 
						|
						if(good)
 | 
						|
						{
 | 
						|
							msgbox mb(*this, caption(), msgbox::yes_no);
 | 
						|
							mb.icon(msgbox::icon_question);
 | 
						|
							mb<<STR("The input file is existing, do you want to overwrite it?");
 | 
						|
							if(msgbox::pick_no == mb())
 | 
						|
								return;
 | 
						|
						}
 | 
						|
						_m_finish(kind::filesystem, tar);
 | 
						|
					}
 | 
						|
				}
 | 
						|
			}
 | 
						|
			else
 | 
						|
				_m_finish(kind::filesystem, selection_.target);
 | 
						|
		}
 | 
						|
 | 
						|
		void _m_tr_expand(item_proxy node, bool exp)
 | 
						|
		{
 | 
						|
			if(false == exp) return;
 | 
						|
 | 
						|
			if(kind::filesystem == node.value<kind::t>())
 | 
						|
			{
 | 
						|
				nana::string path = tree_.make_key_path(node, STR("/")) + STR("/");
 | 
						|
				_m_resolute_path(path);
 | 
						|
 | 
						|
				nana::filesystem::file_iterator end;
 | 
						|
				for(nana::filesystem::file_iterator i(path); i != end; ++i)
 | 
						|
				{
 | 
						|
					if((false == i->directory) || (i->name.size() && i->name[0] == '.')) continue;
 | 
						|
					auto child = node.append(i->name, i->name, kind::filesystem);
 | 
						|
					if(!child.empty())
 | 
						|
					{
 | 
						|
						for(nana::filesystem::file_iterator u(path + i->name); u != end; ++u)
 | 
						|
						{
 | 
						|
							if(false == u->directory || (u->name.size() && u->name[0] == '.')) continue;
 | 
						|
 | 
						|
							child.append(u->name, u->name, kind::filesystem);
 | 
						|
							break;
 | 
						|
						}
 | 
						|
					}
 | 
						|
				}
 | 
						|
			}
 | 
						|
		}
 | 
						|
	private:
 | 
						|
		bool io_read_;
 | 
						|
		nana::string def_ext_;
 | 
						|
 | 
						|
		place	place_;
 | 
						|
		categorize<int> path_;
 | 
						|
		textbox		filter_;
 | 
						|
		button	btn_folder_;
 | 
						|
		treebox tree_;
 | 
						|
		listbox	ls_file_;
 | 
						|
 | 
						|
		label lb_file_;
 | 
						|
		textbox	tb_file_;
 | 
						|
		combox	cb_types_;
 | 
						|
		button btn_ok_, btn_cancel_;
 | 
						|
 | 
						|
		struct tree_node_tag
 | 
						|
		{
 | 
						|
			item_proxy home;
 | 
						|
			item_proxy filesystem;
 | 
						|
		}nodes_;
 | 
						|
 | 
						|
		std::vector<item_fs> file_container_;
 | 
						|
		struct path_tag
 | 
						|
		{
 | 
						|
			nana::string filesystem;
 | 
						|
		}addr_;
 | 
						|
 | 
						|
		struct selection_tag
 | 
						|
		{
 | 
						|
			kind::t type;
 | 
						|
			nana::string target;
 | 
						|
		}selection_;
 | 
						|
 | 
						|
		static nana::string saved_init_path;
 | 
						|
		static nana::string saved_selected_path;
 | 
						|
	};//end class filebox_implement
 | 
						|
	nana::string filebox_implement::saved_init_path;
 | 
						|
	nana::string filebox_implement::saved_selected_path;
 | 
						|
 | 
						|
#endif
 | 
						|
	//class filebox
 | 
						|
		struct filebox::implement
 | 
						|
		{
 | 
						|
			struct filter
 | 
						|
			{
 | 
						|
				nana::string des;
 | 
						|
				nana::string type;
 | 
						|
			};
 | 
						|
 | 
						|
			window owner;
 | 
						|
			bool open_or_save;
 | 
						|
 | 
						|
			nana::string file;
 | 
						|
			nana::string title;
 | 
						|
			nana::string path;
 | 
						|
			std::vector<filter> filters;
 | 
						|
		};
 | 
						|
 | 
						|
		filebox::filebox(bool is_openmode)
 | 
						|
			: filebox(nullptr, is_openmode)
 | 
						|
		{
 | 
						|
		}
 | 
						|
 | 
						|
		filebox::filebox(window owner, bool open)
 | 
						|
			: impl_(new implement)
 | 
						|
		{
 | 
						|
			impl_->owner = owner;
 | 
						|
			impl_->open_or_save = open;
 | 
						|
#if defined(NANA_WINDOWS)
 | 
						|
			auto len = ::GetCurrentDirectory(0, nullptr);
 | 
						|
			if(len)
 | 
						|
			{
 | 
						|
				impl_->path.resize(len + 1);
 | 
						|
				::GetCurrentDirectory(len, &(impl_->path[0]));
 | 
						|
				impl_->path.resize(len);
 | 
						|
			}
 | 
						|
#endif
 | 
						|
		}
 | 
						|
 | 
						|
		filebox::filebox(const filebox& other)
 | 
						|
			: impl_(new implement(*other.impl_))
 | 
						|
		{}
 | 
						|
 | 
						|
		filebox::~filebox()
 | 
						|
		{
 | 
						|
			delete impl_;
 | 
						|
		}
 | 
						|
 | 
						|
		filebox& filebox::operator=(const filebox& other)
 | 
						|
		{
 | 
						|
			if (this != &other)
 | 
						|
				*impl_ = *other.impl_;
 | 
						|
			return *this;
 | 
						|
		}
 | 
						|
 | 
						|
		void filebox::owner(window wd)
 | 
						|
		{
 | 
						|
			impl_->owner = wd;
 | 
						|
		}
 | 
						|
 | 
						|
		nana::string filebox::title(nana::string s)
 | 
						|
		{
 | 
						|
			impl_->title.swap(s);
 | 
						|
			return s;
 | 
						|
		}
 | 
						|
 | 
						|
		filebox& filebox::init_path(const nana::string& ipstr)
 | 
						|
		{
 | 
						|
			if(ipstr.empty())
 | 
						|
			{
 | 
						|
				impl_->path.clear();
 | 
						|
			}
 | 
						|
			else
 | 
						|
			{
 | 
						|
				nana::filesystem::attribute attr;
 | 
						|
				if (nana::filesystem::file_attrib(ipstr, attr))
 | 
						|
				if (attr.is_directory)
 | 
						|
					impl_->path = ipstr;
 | 
						|
			}
 | 
						|
			return *this;
 | 
						|
		}
 | 
						|
 | 
						|
		filebox& filebox::init_file(const nana::string& ifstr)
 | 
						|
		{
 | 
						|
			impl_->file = ifstr;
 | 
						|
			return *this;
 | 
						|
		}
 | 
						|
 | 
						|
		filebox& filebox::add_filter(const nana::string& description, const nana::string& filetype)
 | 
						|
		{
 | 
						|
			implement::filter flt = {description, filetype};
 | 
						|
			impl_->filters.push_back(flt);
 | 
						|
			return *this;
 | 
						|
		}
 | 
						|
 | 
						|
		nana::string filebox::path() const
 | 
						|
		{
 | 
						|
			return impl_->path;
 | 
						|
		}
 | 
						|
		
 | 
						|
		nana::string filebox::file() const
 | 
						|
		{
 | 
						|
			return impl_->file;
 | 
						|
		}
 | 
						|
 | 
						|
		bool filebox::show() const
 | 
						|
		{
 | 
						|
#if defined(NANA_WINDOWS)
 | 
						|
			if(impl_->file.size() < 520)
 | 
						|
				impl_->file.resize(520);
 | 
						|
 | 
						|
			OPENFILENAME ofn;
 | 
						|
			memset(&ofn, 0, sizeof ofn);
 | 
						|
			ofn.lStructSize = sizeof(ofn);
 | 
						|
			ofn.hwndOwner = reinterpret_cast<HWND>(API::root(impl_->owner));
 | 
						|
			ofn.lpstrFile = &(impl_->file[0]);
 | 
						|
			ofn.nMaxFile = static_cast<DWORD>(impl_->file.size() - 1);
 | 
						|
 | 
						|
			const nana::char_t * filter;
 | 
						|
			nana::string filter_holder;
 | 
						|
			nana::string default_extension;
 | 
						|
			if(impl_->filters.size())
 | 
						|
			{
 | 
						|
				for(auto & f : impl_->filters)
 | 
						|
				{
 | 
						|
					filter_holder += f.des;
 | 
						|
					filter_holder += static_cast<nana::string::value_type>('\0');
 | 
						|
					nana::string fs = f.type;
 | 
						|
					std::size_t pos = 0;
 | 
						|
					while(true)
 | 
						|
					{
 | 
						|
						pos = fs.find(STR(" "), pos);
 | 
						|
						if(pos == fs.npos)
 | 
						|
							break;
 | 
						|
						fs.erase(pos);
 | 
						|
					}
 | 
						|
					filter_holder += fs;
 | 
						|
					filter_holder += static_cast<nana::string::value_type>('\0');
 | 
						|
 | 
						|
					//Get the default file extentsion
 | 
						|
					if (default_extension.empty())
 | 
						|
					{
 | 
						|
						pos = fs.find_last_of('.');
 | 
						|
						if (pos != fs.npos)
 | 
						|
						{
 | 
						|
							fs = fs.substr(pos + 1);
 | 
						|
							if (fs != L"*")
 | 
						|
							{
 | 
						|
								default_extension = fs;
 | 
						|
								ofn.lpstrDefExt = default_extension.data();
 | 
						|
							}
 | 
						|
						}
 | 
						|
					}
 | 
						|
				}
 | 
						|
				filter = filter_holder.data();
 | 
						|
			}
 | 
						|
			else
 | 
						|
				filter = STR("All Files\0*.*\0");
 | 
						|
 | 
						|
			ofn.lpstrFilter = filter;
 | 
						|
			ofn.lpstrTitle = (impl_->title.size() ? impl_->title.c_str() : nullptr);
 | 
						|
			ofn.nFilterIndex = 0;
 | 
						|
			ofn.lpstrFileTitle = nullptr;
 | 
						|
			ofn.nMaxFileTitle = 0;
 | 
						|
			ofn.lpstrInitialDir = (impl_->path.size() ? impl_->path.c_str() : nullptr);
 | 
						|
			
 | 
						|
			if (!impl_->open_or_save)
 | 
						|
				ofn.Flags = OFN_OVERWRITEPROMPT;	//Overwrite prompt if it is save mode
 | 
						|
			ofn.Flags |= OFN_NOCHANGEDIR;
 | 
						|
			
 | 
						|
			if(FALSE == (impl_->open_or_save ? ::GetOpenFileName(&ofn) : ::GetSaveFileName(&ofn)))
 | 
						|
				return false;
 | 
						|
			
 | 
						|
			impl_->file.resize(nana::strlen(impl_->file.data()));
 | 
						|
#elif defined(NANA_LINUX)
 | 
						|
			filebox_implement fb(impl_->owner, impl_->open_or_save, impl_->title);
 | 
						|
			
 | 
						|
			if(impl_->filters.size())
 | 
						|
			{
 | 
						|
				for(auto & f: impl_->filters)
 | 
						|
				{
 | 
						|
					nana::string fs = f.type;
 | 
						|
					std::size_t pos = 0;
 | 
						|
					while(true)
 | 
						|
					{
 | 
						|
						pos = fs.find(STR(" "), pos);
 | 
						|
						if(pos == fs.npos)
 | 
						|
							break;
 | 
						|
						fs.erase(pos);
 | 
						|
					}
 | 
						|
					fb.add_filter(f.des, fs);
 | 
						|
				}
 | 
						|
			}
 | 
						|
			else
 | 
						|
				fb.add_filter(STR("All Files"), STR("*.*"));
 | 
						|
 | 
						|
			fb.load_fs(impl_->path, impl_->file);
 | 
						|
 | 
						|
			API::modal_window(fb);
 | 
						|
			if(false == fb.file(impl_->file))
 | 
						|
				return false;
 | 
						|
#endif
 | 
						|
			auto tpos = impl_->file.find_last_of(STR("\\/"));
 | 
						|
			if(tpos != impl_->file.npos)
 | 
						|
				impl_->path = impl_->file.substr(0, tpos);
 | 
						|
			else
 | 
						|
				impl_->path.clear();
 | 
						|
 | 
						|
			return true;
 | 
						|
		}//end class filebox
 | 
						|
}//end namespace nana
 |