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<html><head><title>dlib C++ Library - dir_nav_extensions.h</title></head><body bgcolor='white'><pre> |
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<font color='#009900'>// Copyright (C) 2009 Davis E. King ([email protected]) |
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</font><font color='#009900'>// License: Boost Software License See LICENSE.txt for the full license. |
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</font><font color='#0000FF'>#ifndef</font> DLIB_DIR_NAV_EXTENSIONs_H_ |
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<font color='#0000FF'>#define</font> DLIB_DIR_NAV_EXTENSIONs_H_ |
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<font color='#0000FF'>#include</font> <font color='#5555FF'><</font>string<font color='#5555FF'>></font> |
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<font color='#0000FF'>#include</font> <font color='#5555FF'><</font>vector<font color='#5555FF'>></font> |
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<font color='#0000FF'>#include</font> <font color='#5555FF'><</font>algorithm<font color='#5555FF'>></font> |
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<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='dir_nav_extensions_abstract.h.html'>dir_nav_extensions_abstract.h</a>" |
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<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='../dir_nav.h.html'>../dir_nav.h</a>" |
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<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='../string.h.html'>../string.h</a>" |
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<font color='#0000FF'>namespace</font> dlib |
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<b>{</b> |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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<font color='#0000FF'><u>bool</u></font> <b><a name='file_exists'></a>file_exists</b> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'>const</font> std::string<font color='#5555FF'>&</font> filename |
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<font face='Lucida Console'>)</font>; |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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<font color='#0000FF'>namespace</font> implementation_details |
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<b>{</b> |
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<font color='#0000FF'><u>void</u></font> <b><a name='get_all_sub_dirs'></a>get_all_sub_dirs</b> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'>const</font> directory<font color='#5555FF'>&</font> top_of_tree, |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> max_depth, |
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std::vector<font color='#5555FF'><</font>directory<font color='#5555FF'>></font><font color='#5555FF'>&</font> result, |
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std::vector<font color='#5555FF'><</font>directory<font color='#5555FF'>></font><font color='#5555FF'>&</font> temp |
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<font face='Lucida Console'>)</font>; |
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<b>}</b> |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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<font color='#0000FF'>template</font> <font color='#5555FF'><</font><font color='#0000FF'>typename</font> T<font color='#5555FF'>></font> |
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<font color='#0000FF'>const</font> std::vector<font color='#5555FF'><</font>file<font color='#5555FF'>></font> <b><a name='get_files_in_directory_tree'></a>get_files_in_directory_tree</b> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'>const</font> directory<font color='#5555FF'>&</font> top_of_tree, |
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<font color='#0000FF'>const</font> T<font color='#5555FF'>&</font> add_file, |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> max_depth <font color='#5555FF'>=</font> <font color='#979000'>30</font> |
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<font face='Lucida Console'>)</font> |
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<b>{</b> |
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std::vector<font color='#5555FF'><</font>file<font color='#5555FF'>></font> result, temp; |
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std::vector<font color='#5555FF'><</font>directory<font color='#5555FF'>></font> dirs, dirs_temp; |
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dirs.<font color='#BB00BB'>push_back</font><font face='Lucida Console'>(</font>top_of_tree<font face='Lucida Console'>)</font>; |
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<font color='#009900'>// get all the directories in the tree first |
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</font> implementation_details::<font color='#BB00BB'>get_all_sub_dirs</font><font face='Lucida Console'>(</font>top_of_tree, max_depth, dirs, dirs_temp<font face='Lucida Console'>)</font>; |
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<font color='#009900'>// now just loop over all the directories and pick out the files we want to keep |
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</font> <font color='#0000FF'>for</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> d <font color='#5555FF'>=</font> <font color='#979000'>0</font>; d <font color='#5555FF'><</font> dirs.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; <font color='#5555FF'>+</font><font color='#5555FF'>+</font>d<font face='Lucida Console'>)</font> |
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<b>{</b> |
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dirs[d].<font color='#BB00BB'>get_files</font><font face='Lucida Console'>(</font>temp<font face='Lucida Console'>)</font>; |
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<font color='#009900'>// pick out the members of temp that we should keep |
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</font> <font color='#0000FF'>for</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> i <font color='#5555FF'>=</font> <font color='#979000'>0</font>; i <font color='#5555FF'><</font> temp.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; <font color='#5555FF'>+</font><font color='#5555FF'>+</font>i<font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font><font color='#BB00BB'>add_file</font><font face='Lucida Console'>(</font>temp[i]<font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> |
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result.<font color='#BB00BB'>push_back</font><font face='Lucida Console'>(</font>temp[i]<font face='Lucida Console'>)</font>; |
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<b>}</b> |
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<b>}</b> |
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<font color='#0000FF'>return</font> result; |
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<b>}</b> |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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<font color='#0000FF'>class</font> <b><a name='match_ending'></a>match_ending</b> |
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<b>{</b> |
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<font color='#0000FF'>public</font>: |
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<b><a name='match_ending'></a>match_ending</b> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'>const</font> std::string<font color='#5555FF'>&</font> ending_ |
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<font face='Lucida Console'>)</font> : ending<font face='Lucida Console'>(</font>ending_<font face='Lucida Console'>)</font> <b>{</b><b>}</b> |
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<font color='#0000FF'><u>bool</u></font> <b><a name='operator'></a>operator</b><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'>const</font> file<font color='#5555FF'>&</font> f |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> |
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<b>{</b> |
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<font color='#009900'>// if the ending is bigger than f's name then it obviously doesn't match |
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</font> <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>ending.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>></font> f.<font color='#BB00BB'>name</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> |
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<font color='#0000FF'>return</font> <font color='#979000'>false</font>; |
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<font color='#009900'>// now check if the actual characters that make up the end of the file name |
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</font> <font color='#009900'>// matches what is in ending. |
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</font> <font color='#0000FF'>return</font> std::<font color='#BB00BB'>equal</font><font face='Lucida Console'>(</font>ending.<font color='#BB00BB'>begin</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>, ending.<font color='#BB00BB'>end</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>, f.<font color='#BB00BB'>name</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>.<font color='#BB00BB'>end</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font color='#5555FF'>-</font>ending.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font>; |
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<b>}</b> |
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<font color='#0000FF'>private</font>: |
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std::string ending; |
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<b>}</b>; |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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<font color='#0000FF'>class</font> <b><a name='match_endings'></a>match_endings</b> |
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<b>{</b> |
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<font color='#0000FF'>public</font>: |
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<b><a name='match_endings'></a>match_endings</b> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'>const</font> std::string<font color='#5555FF'>&</font> endings_ |
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<font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#0000FF'>const</font> std::vector<font color='#5555FF'><</font>std::string<font color='#5555FF'>></font><font color='#5555FF'>&</font> s <font color='#5555FF'>=</font> <font color='#BB00BB'>split</font><font face='Lucida Console'>(</font>endings_<font face='Lucida Console'>)</font>; |
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<font color='#0000FF'>for</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> i <font color='#5555FF'>=</font> <font color='#979000'>0</font>; i <font color='#5555FF'><</font> s.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; <font color='#5555FF'>+</font><font color='#5555FF'>+</font>i<font face='Lucida Console'>)</font> |
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<b>{</b> |
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endings.<font color='#BB00BB'>push_back</font><font face='Lucida Console'>(</font><font color='#BB00BB'>match_ending</font><font face='Lucida Console'>(</font>s[i]<font face='Lucida Console'>)</font><font face='Lucida Console'>)</font>; |
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<b>}</b> |
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<b>}</b> |
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<font color='#0000FF'><u>bool</u></font> <b><a name='operator'></a>operator</b><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'>const</font> file<font color='#5555FF'>&</font> f |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> |
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<b>{</b> |
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<font color='#0000FF'>for</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> i <font color='#5555FF'>=</font> <font color='#979000'>0</font>; i <font color='#5555FF'><</font> endings.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; <font color='#5555FF'>+</font><font color='#5555FF'>+</font>i<font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>endings[i]<font face='Lucida Console'>(</font>f<font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> |
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<font color='#0000FF'>return</font> <font color='#979000'>true</font>; |
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<b>}</b> |
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<font color='#0000FF'>return</font> <font color='#979000'>false</font>; |
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<b>}</b> |
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<font color='#0000FF'>private</font>: |
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std::vector<font color='#5555FF'><</font>match_ending<font color='#5555FF'>></font> endings; |
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<b>}</b>; |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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<font color='#0000FF'>class</font> <b><a name='match_all'></a>match_all</b> |
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<b>{</b> |
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<font color='#0000FF'>public</font>: |
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<font color='#0000FF'><u>bool</u></font> <b><a name='operator'></a>operator</b><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'>const</font> file<font color='#5555FF'>&</font> |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> <b>{</b> <font color='#0000FF'>return</font> <font color='#979000'>true</font>; <b>}</b> |
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<b>}</b>; |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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directory <b><a name='get_parent_directory'></a>get_parent_directory</b> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'>const</font> directory<font color='#5555FF'>&</font> dir |
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<font face='Lucida Console'>)</font>; |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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directory <b><a name='get_parent_directory'></a>get_parent_directory</b> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'>const</font> file<font color='#5555FF'>&</font> f |
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<font face='Lucida Console'>)</font>; |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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std::string <b><a name='select_oldest_file'></a>select_oldest_file</b> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'>const</font> std::string<font color='#5555FF'>&</font> filename1, |
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<font color='#0000FF'>const</font> std::string<font color='#5555FF'>&</font> filename2 |
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<font face='Lucida Console'>)</font>; |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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std::string <b><a name='select_newest_file'></a>select_newest_file</b> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'>const</font> std::string<font color='#5555FF'>&</font> filename1, |
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<font color='#0000FF'>const</font> std::string<font color='#5555FF'>&</font> filename2 |
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<font face='Lucida Console'>)</font>; |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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<b>}</b> |
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<font color='#0000FF'>#ifdef</font> NO_MAKEFILE |
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<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='dir_nav_extensions.cpp.html'>dir_nav_extensions.cpp</a>" |
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<font color='#0000FF'>#endif</font> |
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<font color='#0000FF'>#endif</font> <font color='#009900'>// DLIB_DIR_NAV_EXTENSIONs_H_ |
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</font> |
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</pre></body></html> |
