SDL_sysfilesystem.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
/* TODO, WinRT: include copyright info in SDL_winrtpaths.cpp
TODO, WinRT: remove the need to compile this with C++/CX (/ZW) extensions, and if possible, without C++ at all
*/
#include "SDL_config.h"
#ifdef __WINRT__
extern "C" {
#include "SDL_filesystem.h"
#include "SDL_error.h"
#include "SDL_stdinc.h"
#include "SDL_system.h"
#include "../../core/windows/SDL_windows.h"
}
#include <string>
#include <unordered_map>
using namespace std;
using namespace Windows::Storage;
extern "C" const wchar_t *
SDL_WinRTGetFSPathUNICODE(SDL_WinRT_Path pathType)
{
switch (pathType) {
case SDL_WINRT_PATH_INSTALLED_LOCATION:
{
static wstring path;
if (path.empty()) {
path = Windows::ApplicationModel::Package::Current->InstalledLocation->Path->Data();
}
return path.c_str();
}
case SDL_WINRT_PATH_LOCAL_FOLDER:
{
static wstring path;
if (path.empty()) {
path = ApplicationData::Current->LocalFolder->Path->Data();
}
return path.c_str();
}
#if WINAPI_FAMILY != WINAPI_FAMILY_PHONE_APP
case SDL_WINRT_PATH_ROAMING_FOLDER:
{
static wstring path;
if (path.empty()) {
path = ApplicationData::Current->RoamingFolder->Path->Data();
}
return path.c_str();
}
case SDL_WINRT_PATH_TEMP_FOLDER:
{
static wstring path;
if (path.empty()) {
path = ApplicationData::Current->TemporaryFolder->Path->Data();
}
return path.c_str();
}
#endif
default:
break;
}
SDL_Unsupported();
return NULL;
}
extern "C" const char *
SDL_WinRTGetFSPathUTF8(SDL_WinRT_Path pathType)
{
typedef unordered_map<SDL_WinRT_Path, string> UTF8PathMap;
static UTF8PathMap utf8Paths;
UTF8PathMap::iterator searchResult = utf8Paths.find(pathType);
if (searchResult != utf8Paths.end()) {
return searchResult->second.c_str();
}
const wchar_t * ucs2Path = SDL_WinRTGetFSPathUNICODE(pathType);
if (!ucs2Path) {
return NULL;
}
char * utf8Path = WIN_StringToUTF8(ucs2Path);
utf8Paths[pathType] = utf8Path;
SDL_free(utf8Path);
return utf8Paths[pathType].c_str();
}
extern "C" char *
SDL_GetBasePath(void)
{
const char * srcPath = SDL_WinRTGetFSPathUTF8(SDL_WINRT_PATH_INSTALLED_LOCATION);
size_t destPathLen;
char * destPath = NULL;
if (!srcPath) {
SDL_SetError("Couldn't locate our basepath: %s", SDL_GetError());
return NULL;
}
destPathLen = SDL_strlen(srcPath) + 2;
destPath = (char *) SDL_malloc(destPathLen);
if (!destPath) {
SDL_OutOfMemory();
return NULL;
}
SDL_snprintf(destPath, destPathLen, "%s\\", srcPath);
return destPath;
}
extern "C" char *
SDL_GetPrefPath(const char *org, const char *app)
{
/* WinRT note: The 'SHGetFolderPath' API that is used in Windows 7 and
* earlier is not available on WinRT or Windows Phone. WinRT provides
* a similar API, but SHGetFolderPath can't be called, at least not
* without violating Microsoft's app-store requirements.
*/
#if WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP
/* A 'Roaming' folder is not available in Windows Phone 8, however a 'Local' folder is. */
const char * srcPath = SDL_WinRTGetFSPathUTF8(SDL_WINRT_PATH_LOCAL_FOLDER);
#else
/* A 'Roaming' folder is available on Windows 8 and 8.1. Use that. */
const char * srcPath = SDL_WinRTGetFSPathUTF8(SDL_WINRT_PATH_ROAMING_FOLDER);
#endif
size_t destPathLen;
char * destPath = NULL;
if (!srcPath) {
SDL_SetError("Couldn't locate our basepath: %s", SDL_GetError());
return NULL;
}
destPathLen = SDL_strlen(srcPath) + SDL_strlen(org) + SDL_strlen(app) + 4;
destPath = (char *) SDL_malloc(destPathLen);
if (!destPath) {
SDL_OutOfMemory();
return NULL;
}
SDL_snprintf(destPath, destPathLen, "%s\\%s\\%s\\", srcPath, org, app);
return destPath;
}
#endif /* __WINRT__ */