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Create LinkApp objects in Menu::readLinksOfSection()

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This avoids having to store the paths in an intermediate vector. Also
it allows us to do the writability check once per directory instead of
once per file.
This commit is contained in:
Maarten ter Huurne 2014-08-17 22:23:17 +02:00
parent e39447ee64
commit d82ebce770
2 changed files with 30 additions and 36 deletions
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64
src/menu.cpp
View File

@ -791,21 +791,6 @@ void Menu::removePackageLink(std::string path)
#endif
#endif
void Menu::readLinksOfSection(std::string path, std::vector<std::string> &linkfiles)
{
DIR *dirp;
struct dirent *dptr;
if ((dirp = opendir(path.c_str())) == NULL) return;
while ((dptr = readdir(dirp))) {
if (dptr->d_type != DT_REG) continue;
linkfiles.emplace_back(path + "/" + dptr->d_name);
}
closedir(dirp);
}
static bool compare_links(Link *a, Link *b)
{
LinkApp *app1 = dynamic_cast<LinkApp *>(a);
@ -829,39 +814,48 @@ void Menu::orderLinks()
void Menu::readLinks()
{
vector<string> linkfiles;
iLink = 0;
iFirstDispRow = 0;
for (uint i=0; i<links.size(); i++) {
links[i].clear();
linkfiles.clear();
int correct = (i>sections.size() ? iSection : i);
string const& section = sections[correct];
readLinksOfSection(GMENU2X_SYSTEM_DIR "/sections/"
+ sections[correct], linkfiles);
readLinksOfSection(GMenu2X::getHome() + "/sections/"
+ sections[correct], linkfiles);
for (auto const& linkfile : linkfiles) {
// Check whether the link file could be deleted.
bool deletable = access(parentDir(linkfile).c_str(), W_OK) == 0;
LinkApp *link = new LinkApp(gmenu2x, linkfile, deletable);
link->setSize(gmenu2x->skinConfInt["linkWidth"], gmenu2x->skinConfInt["linkHeight"]);
if (link->targetExists())
links[i].push_back(link);
else
delete link;
}
readLinksOfSection(GMENU2X_SYSTEM_DIR "/sections/" + section, i);
readLinksOfSection(GMenu2X::getHome() + "/sections/" + section, i);
}
orderLinks();
}
void Menu::readLinksOfSection(std::string const& path, uint i)
{
DIR *dirp = opendir(path.c_str());
if (!dirp) return;
// Check whether link files in this directory could be deleted.
bool deletable = access(path.c_str(), W_OK) == 0;
while (struct dirent *dptr = readdir(dirp)) {
if (dptr->d_type != DT_REG) continue;
string linkfile = path + '/' + dptr->d_name;
LinkApp *link = new LinkApp(gmenu2x, linkfile, deletable);
if (link->targetExists()) {
link->setSize(
gmenu2x->skinConfInt["linkWidth"],
gmenu2x->skinConfInt["linkHeight"]);
links[i].push_back(link);
} else {
delete link;
}
}
closedir(dirp);
}
void Menu::renameSection(int index, const string &name) {
sections[index] = name;
}

2
src/menu.h
View File

@ -89,7 +89,7 @@ private:
#endif
// Load all the links on the given section directory.
void readLinksOfSection(std::string path, std::vector<std::string> &linkfiles);
void readLinksOfSection(std::string const& path, uint i);
void decSectionIndex();
void incSectionIndex();