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Updated palmos FS based on lastest changes to the base class

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svn-id: r22867
This commit is contained in:
Chris Apers 2006-06-03 11:21:39 +00:00
parent ced30c3444
commit d224f5a6ce
1 changed files with 63 additions and 38 deletions
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101
backends/fs/palmos/palmos-fs.cpp
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@ -22,7 +22,9 @@
#if defined(PALMOS_MODE)
#include "common/stdafx.h"
#include "fs/fs.h"
#include "backends/fs/abstract-fs.h"
#include "backends/fs/fs.h"
#include <stdio.h>
#include <stdlib.h>
@ -40,8 +42,7 @@ protected:
public:
PalmOSFilesystemNode();
PalmOSFilesystemNode(const PalmOSFilesystemNode &node);
PalmOSFilesystemNode(const String &path);
PalmOSFilesystemNode(const String &p);
virtual String displayName() const { return _displayName; }
virtual bool isValid() const { return _isValid; }
@ -56,25 +57,37 @@ private:
static void addFile (AbstractFSList &list, ListMode mode, const Char *base, FileInfoType* find_data);
};
static const char *lastPathComponent(const Common::String &str) {
const char *start = str.c_str();
const char *cur = start + str.size() - 2;
while (cur > start && *cur != '/')
--cur;
return cur + 1;
}
void PalmOSFilesystemNode::addFile(AbstractFSList &list, ListMode mode, const char *base, FileInfoType* find_data) {
PalmOSFilesystemNode entry;
bool isDirectory;
bool isDir;
isDirectory = (find_data->attributes & vfsFileAttrDirectory);
isDir = (find_data->attributes & vfsFileAttrDirectory);
if ((!isDirectory && mode == FilesystemNode::kListDirectoriesOnly) ||
(isDirectory && mode == FilesystemNode::kListFilesOnly))
if ((!isDir && mode == FilesystemNode::kListDirectoriesOnly) ||
(isDir && mode == FilesystemNode::kListFilesOnly))
return;
entry._isDirectory = isDirectory;
entry._isDirectory = isDir;
entry._displayName = find_data->nameP;
entry._path = base;
entry._path += find_data->nameP;
if (entry._isDirectory)
entry._path += "/";
entry._isValid = true;
entry._isPseudoRoot = false;
list.push_back(new PalmOSFilesystemNode(entry));
}
@ -96,28 +109,30 @@ PalmOSFilesystemNode::PalmOSFilesystemNode() {
_displayName = "Root";
_isValid = true;
_path = "/";
_isPseudoRoot = true;
_isPseudoRoot = false;
}
PalmOSFilesystemNode::PalmOSFilesystemNode(const String &path) {
if (path.size() == 0)
_isPseudoRoot = true;
_path = path;
const char *dsplName = NULL, *pos = path.c_str();
while (*pos)
if (*pos++ == '/')
dsplName = pos;
_displayName = String(dsplName);
_isValid = true;
_isDirectory = true;
}
PalmOSFilesystemNode::PalmOSFilesystemNode(const String &p) {
_path = p;
_displayName = lastPathComponent(p);
PalmOSFilesystemNode::PalmOSFilesystemNode(const PalmOSFilesystemNode &node) {
_displayName = node._displayName;
_isDirectory = node._isDirectory;
_isValid = node._isValid;
_isPseudoRoot = node._isPseudoRoot;
_path = node._path;
UInt32 attr;
FileRef handle;
Err e = VFSFileOpen(gVars->VFS.volRefNum, _path.c_str(), vfsModeRead, &handle);
if (!e) {
e = VFSFileGetAttributes(handle, &attr);
VFSFileClose(handle);
}
if (e) {
_isValid = false;
_isDirectory = false;
} else {
_isValid = true;
_isDirectory = (attr & vfsFileAttrDirectory);
}
_isPseudoRoot = false;
}
bool PalmOSFilesystemNode::listDir(AbstractFSList &myList, ListMode mode) const {
@ -146,16 +161,6 @@ bool PalmOSFilesystemNode::listDir(AbstractFSList &myList, ListMode mode) const
return true;
}
const char *lastPathComponent(const Common::String &str) {
const char *start = str.c_str();
const char *cur = start + str.size() - 2;
while (cur > start && *cur != '/') {
--cur;
}
return cur+1;
}
AbstractFilesystemNode *PalmOSFilesystemNode::parent() const {
PalmOSFilesystemNode *p = 0;
@ -176,7 +181,27 @@ AbstractFilesystemNode *PalmOSFilesystemNode::parent() const {
AbstractFilesystemNode *PalmOSFilesystemNode::child(const String &name) const {
TODO
assert(_isDirectory);
String newPath(_path);
if (_path.lastChar() != '/')
newPath += '/';
newPath += name;
FileRef handle;
UInt32 attr;
Err e = VFSFileOpen(gVars->VFS.volRefNum, newPath.c_str(), vfsModeRead, &handle);
if (e)
return 0;
e = VFSFileGetAttributes(handle, &attr);
VFSFileClose(handle);
if (e || !(attr & vfsFileAttrDirectory))
return 0;
PalmOSFilesystemNode *p = new PalmOSFilesystemNode(newPath);
return p;
}
#endif // PALMOS_MODE