/****************************************************************************
* UpdateDirName()
* Update curent directory name for file browser
***************************************************************************/
int UpdateDirName()
{
int size=0;
char * test;
char temp[1024];
int device = 0;
if(browser.numEntries == 0)
return 1;
FindDevice(browser.dir, &device);
/* current directory doesn't change */
if (strcmp(browserList[browser.selIndex].filename,".") == 0)
{
return 0;
}
/* go up to parent directory */
else if (strcmp(browserList[browser.selIndex].filename,"..") == 0)
{
// already at the top level
if(IsDeviceRoot(browser.dir))
{
browser.dir[0] = 0; // remove device - we are going to the device listing screen
}
else
{
/* determine last subdirectory namelength */
sprintf(temp,"%s",browser.dir);
test = strtok(temp,"/");
while (test != NULL)
{
size = strlen(test);
test = strtok(NULL,"/");
}
/* remove last subdirectory name */
size = strlen(browser.dir) - size - 1;
browser.dir[size] = 0;
}
return 1;
}
/* Open a directory */
else
{
/* test new directory namelength */
if ((strlen(browser.dir)+1+strlen(browserList[browser.selIndex].filename)) < MAXPATHLEN)
{
/* update current directory name */
sprintf(browser.dir, "%s%s/",browser.dir, browserList[browser.selIndex].filename);
return 1;
}
else
{
ErrorPrompt("Directory name is too long!");
return -1;
}
}
}
/***************************************************************************
* Browse subdirectories
**************************************************************************/
int
ParseDirectory(bool waitParse, bool filter)
{
int retry = 1;
bool mounted = false;
parseFilter = filter;
ResetBrowser(); // reset browser
// add trailing slash
if(browser.dir[strlen(browser.dir)-1] != '/')
strcat(browser.dir, "/");
// open the directory
while(dir == NULL && retry == 1)
{
mounted = ChangeInterface(browser.dir, NOTSILENT);
if(mounted)
dir = opendir(browser.dir);
else
return -1;
if(dir == NULL)
retry = ErrorPromptRetry("Error opening directory!");
}
// if we can't open the dir, try higher levels
if (dir == NULL)
{
char * devEnd = strrchr(browser.dir, '/');
while(!IsDeviceRoot(browser.dir))
{
devEnd[0] = 0; // strip slash
devEnd = strrchr(browser.dir, '/');
if(devEnd == NULL)
break;
devEnd[1] = 0; // strip remaining file listing
dir = opendir(browser.dir);
if (dir)
break;
}
}
if(dir == NULL)
return -1;
if(IsDeviceRoot(browser.dir))
{
AddBrowserEntry();
sprintf(browserList[0].filename, "..");
sprintf(browserList[0].displayname, "Up One Level");
browserList[0].length = 0;
browserList[0].isdir = 1; // flag this as a dir
browserList[0].icon = ICON_FOLDER;
browser.numEntries++;
}
parseHalt = false;
ParseDirEntries(); // index first 20 entries
LWP_ResumeThread(parsethread); // index remaining entries
if(waitParse) // wait for complete parsing
{
ShowAction("Loading...");
while(!LWP_ThreadIsSuspended(parsethread))
usleep(THREAD_SLEEP);
CancelAction();
}
return browser.numEntries;
}
