frodo-wii/Src/gui/file_browser.cpp

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#include <string.h>
#include <utils.hh>
#include "file_browser.hh"
FileBrowser::FileBrowser(const char **exts, Font *font) : Menu(font)
{
this->path = NULL;
this->exts = exts;
this->cur_path_prefix = NULL;
if (!this->exts)
this->exts = (const char **){ NULL };
/* If nothing else: Set the default list */
this->setDefaultFileList();
}
FileBrowser::~FileBrowser()
{
this->freeFileList();
}
void FileBrowser::pushDirectory(const char *in_path)
{
const char *cur = this->cur_path_prefix ? xstrdup(this->cur_path_prefix) : NULL;
size_t cur_len = this->cur_path_prefix ? strlen(this->cur_path_prefix) : 0;
char *path_cpy = xstrdup(in_path);
char *path = path_cpy;
/* Weed out [ and ] from paths */
if (*path_cpy == '[')
path = path_cpy + 1;
for (size_t i = 0; i < strlen(path); i++)
{
if (path[i] == ']')
path[i] = '\0';
}
this->cur_path_prefix = (char *)xrealloc(this->cur_path_prefix,
cur_len + 2 + strlen(path));
if (cur != NULL)
sprintf(this->cur_path_prefix, "%s/%s", cur, path);
else
strcpy(this->cur_path_prefix, path);
free((void *)cur);
free(path_cpy);
this->freeFileList();
this->file_list = get_file_list(this->cur_path_prefix, this->exts);
if (!this->file_list)
this->setDefaultFileList();
this->setText(this->file_list);
}
void FileBrowser::setDirectory(const char *path)
{
free(this->cur_path_prefix);
this->cur_path_prefix = NULL;
this->pushDirectory(path);
}
void FileBrowser::setDefaultFileList()
{
this->file_list = (const char **)xmalloc(2 * sizeof(char*));
this->file_list[0] = xstrdup("None");
}
void FileBrowser::freeFileList()
{
if (!this->file_list)
return;
for (int i = 0; this->file_list[i]; i++)
free((void*)this->file_list[i]);
free(this->file_list);
}