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comparison foosdk/sdk/foobar2000/helpers/file_list_helper.cpp @ 1:20d02a178406 default tip

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*: check in everything else yay
author Paper <paper@tflc.us>
date Mon, 05 Jan 2026 02:15:46 -0500
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0:e9bb126753e7 1:20d02a178406
1 #include "StdAfx.h"
2
3 #include "file_list_helper.h"
4
5 #ifndef _MSC_VER
6 #define _strdup strdup
7 #endif
8
9 static void file_list_remove_duplicates(pfc::ptr_list_t<char> & out)
10 {
11 t_size n, m = out.get_count();
12 out.sort_t(metadb::path_compare);
13 pfc::bit_array_bittable mask(m);
14 t_size duplicates = 0;
15 for(n=1;n<m;n++) {
16 if (!metadb::path_compare(out[n-1],out[n])) {duplicates++;mask.set(n,true);}
17 }
18 if (duplicates>0) {
19 out.free_mask(mask);
20 }
21 }
22
23
24 namespace file_list_helper
25 {
26 t_size file_list_from_metadb_handle_list::g_get_count(metadb_handle_list_cref data, t_size max) {
27 pfc::avltree_t<const char*, metadb::path_comparator> content;
28 const t_size inCount = data.get_size();
29 for(t_size walk = 0; walk < inCount && content.get_count() < max; ++walk) {
30 content += data[walk]->get_path();
31 }
32 return content.get_count();
33 }
34 void file_list_from_metadb_handle_list::_add(const char * p_what) {
35 char * temp = _strdup(p_what);
36 if (temp == NULL) throw std::bad_alloc();
37 try {m_data.add_item(temp); } catch(...) {free(temp); throw;}
38 }
39
40 void file_list_from_metadb_handle_list::init_from_list(const list_base_const_t<metadb_handle_ptr> & p_list)
41 {
42 m_data.free_all();
43
44 t_size n, m = p_list.get_count();
45 for(n=0;n<m;n++) {
46 _add( p_list.get_item(n)->get_path() );
47 }
48 file_list_remove_duplicates(m_data);
49 }
50
51 void file_list_from_metadb_handle_list::init_from_list_display(const list_base_const_t<metadb_handle_ptr> & p_list)
52 {
53 m_data.free_all();
54
55 pfc::string8_fastalloc temp;
56
57 t_size n, m = p_list.get_count();
58 for(n=0;n<m;n++)
59 {
60 filesystem::g_get_display_path(p_list.get_item(n)->get_path(),temp);
61 _add(temp);
62 }
63 file_list_remove_duplicates(m_data);
64 }
65
66 file_list_from_metadb_handle_list::file_list_from_metadb_handle_list(metadb_handle_list_cref lst, bool bDisplayPaths) {
67 if ( bDisplayPaths ) init_from_list_display(lst);
68 else init_from_list( lst );
69 }
70
71 t_size file_list_from_metadb_handle_list::get_count() const {return m_data.get_count();}
72 void file_list_from_metadb_handle_list::get_item_ex(const char * & p_out,t_size n) const {p_out = m_data.get_item(n);}
73
74 file_list_from_metadb_handle_list::~file_list_from_metadb_handle_list()
75 {
76 m_data.free_all();
77 }
78
79 }