mirror of
git://projects.qi-hardware.com/gmenu2x.git
synced 2024-12-25 07:15:12 +02:00
Keep track of Link objects using unique_ptr
This ensures the memory is freed when the pointers are removed. While there was an explicit delete loop in the destructor, memory leaks could occur when links were removed from the menu.
This commit is contained in:
Maarten ter Huurne
parent
aa45ed9a74
commit
7eb377a857
126
src/menu.cpp
126
src/menu.cpp
@ -104,8 +104,8 @@ Menu::Menu(GMenu2X& gmenu2x, Touchscreen &ts)
|
||||
btnContextMenu.setPosition(gmenu2x.resX - 38, gmenu2x.bottomBarIconY);
|
||||
}
|
||||
|
||||
Menu::~Menu() {
|
||||
freeLinks();
|
||||
Menu::~Menu()
|
||||
{
|
||||
}
|
||||
|
||||
void Menu::readSections(std::string const& parentDir)
|
||||
@ -151,11 +151,11 @@ void Menu::skinUpdated() {
|
||||
linkRows = (gmenu2x.resY - 35 - skinConfInt["topBarHeight"]) / skinConfInt["linkHeight"];
|
||||
|
||||
//reload section icons
|
||||
vector<string>::size_type i = 0;
|
||||
for (string sectionName : sections) {
|
||||
decltype(links)::size_type i = 0;
|
||||
for (auto& sectionName : sections) {
|
||||
gmenu2x.sc["skin:sections/" + sectionName + ".png"];
|
||||
|
||||
for (Link *&link : links[i]) {
|
||||
for (auto& link : links[i]) {
|
||||
link->loadIcon();
|
||||
}
|
||||
|
||||
@ -233,8 +233,8 @@ void Menu::paint(Surface &s) {
|
||||
sc.skinRes("imgs/section-l.png")->blit(s, 0, 0);
|
||||
sc.skinRes("imgs/section-r.png")->blit(s, width - 10, 0);
|
||||
|
||||
vector<Link*> §ionLinks = links[iSection];
|
||||
const uint numLinks = sectionLinks.size();
|
||||
auto& sectionLinks = links[iSection];
|
||||
auto numLinks = sectionLinks.size();
|
||||
gmenu2x.drawScrollBar(
|
||||
linkRows, (numLinks + linkColumns - 1) / linkColumns, iFirstDispRow);
|
||||
|
||||
@ -353,18 +353,16 @@ bool Menu::handleTouchscreen(Touchscreen &ts) {
|
||||
/*====================================
|
||||
SECTION MANAGEMENT
|
||||
====================================*/
|
||||
void Menu::freeLinks() {
|
||||
for (vector< vector<Link*> >::iterator section = links.begin(); section<links.end(); section++)
|
||||
for (vector<Link*>::iterator link = section->begin(); link<section->end(); link++)
|
||||
delete *link;
|
||||
}
|
||||
|
||||
vector<Link*> *Menu::sectionLinks(int i) {
|
||||
if (i<0 || i>=(int)links.size())
|
||||
vector<unique_ptr<Link>> *Menu::sectionLinks(int i)
|
||||
{
|
||||
if (i<0 || i>=(int)links.size()) {
|
||||
i = selSectionIndex();
|
||||
}
|
||||
|
||||
if (i<0 || i>=(int)links.size())
|
||||
return NULL;
|
||||
if (i<0 || i>=(int)links.size()) {
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
return &links[i];
|
||||
}
|
||||
@ -417,7 +415,7 @@ void Menu::addActionLink(uint section, string const& title, Action action,
|
||||
link->setIcon(icon);
|
||||
}
|
||||
|
||||
links[section].push_back(link);
|
||||
links[section].emplace_back(link);
|
||||
}
|
||||
|
||||
bool Menu::addLink(string const& path, string const& file)
|
||||
@ -501,7 +499,7 @@ bool Menu::addLink(string const& path, string const& file)
|
||||
auto idx = sectionNamed(sectionName);
|
||||
auto link = new LinkApp(gmenu2x, linkpath, true);
|
||||
link->setSize(gmenu2x.skinConfInt["linkWidth"], gmenu2x.skinConfInt["linkHeight"]);
|
||||
links[idx].push_back(link);
|
||||
links[idx].emplace_back(link);
|
||||
} else {
|
||||
|
||||
ERROR("Error while opening the file '%s' for write.\n", linkpath.c_str());
|
||||
@ -525,7 +523,6 @@ int Menu::sectionNamed(const char *sectionName)
|
||||
|
||||
void Menu::deleteSelectedLink()
|
||||
{
|
||||
bool icon_used = false;
|
||||
string iconpath = selLink()->getIconPath();
|
||||
|
||||
INFO("Deleting link '%s'\n", selLink()->getTitle().c_str());
|
||||
@ -535,14 +532,17 @@ void Menu::deleteSelectedLink()
|
||||
sectionLinks()->erase( sectionLinks()->begin() + selLinkIndex() );
|
||||
setLinkIndex(selLinkIndex());
|
||||
|
||||
for (vector< vector<Link*> >::iterator section = links.begin();
|
||||
!icon_used && section<links.end(); section++)
|
||||
for (vector<Link*>::iterator link = section->begin();
|
||||
!icon_used && link<section->end(); link++)
|
||||
icon_used = iconpath == (*link)->getIconPath();
|
||||
|
||||
if (!icon_used)
|
||||
gmenu2x.sc.del(iconpath);
|
||||
bool icon_used = false;
|
||||
for (auto& section : links) {
|
||||
for (auto& link : section) {
|
||||
if (iconpath == link->getIconPath()) {
|
||||
icon_used = true;
|
||||
}
|
||||
}
|
||||
}
|
||||
if (!icon_used) {
|
||||
gmenu2x.sc.del(iconpath);
|
||||
}
|
||||
}
|
||||
|
||||
void Menu::deleteSelectedSection() {
|
||||
@ -555,15 +555,26 @@ void Menu::deleteSelectedSection() {
|
||||
}
|
||||
|
||||
bool Menu::linkChangeSection(uint linkIndex, uint oldSectionIndex, uint newSectionIndex) {
|
||||
if (oldSectionIndex<sections.size() && newSectionIndex<sections.size() && linkIndex<sectionLinks(oldSectionIndex)->size()) {
|
||||
sectionLinks(newSectionIndex)->push_back( sectionLinks(oldSectionIndex)->at(linkIndex) );
|
||||
sectionLinks(oldSectionIndex)->erase( sectionLinks(oldSectionIndex)->begin()+linkIndex );
|
||||
//Select the same link in the new position
|
||||
setSectionIndex(newSectionIndex);
|
||||
setLinkIndex(sectionLinks(newSectionIndex)->size()-1);
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
// Fetch sections.
|
||||
auto oldSectionLinks = sectionLinks(oldSectionIndex);
|
||||
if (!oldSectionLinks) return false;
|
||||
auto newSectionLinks = sectionLinks(newSectionIndex);
|
||||
if (!newSectionLinks) return false;
|
||||
|
||||
// Find link in old section.
|
||||
if (linkIndex >= oldSectionLinks->size()) return false;
|
||||
auto it = oldSectionLinks->begin() + linkIndex;
|
||||
|
||||
// Move link.
|
||||
auto link = it->release();
|
||||
oldSectionLinks->erase(it);
|
||||
newSectionLinks->emplace_back(link);
|
||||
|
||||
// Select the same link in the new section.
|
||||
setSectionIndex(newSectionIndex);
|
||||
setLinkIndex(newSectionLinks->size() - 1);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
void Menu::linkLeft() {
|
||||
@ -615,8 +626,12 @@ int Menu::selLinkIndex() {
|
||||
}
|
||||
|
||||
Link *Menu::selLink() {
|
||||
if (sectionLinks()->size()==0) return NULL;
|
||||
return sectionLinks()->at(iLink);
|
||||
auto curSectionLinks = sectionLinks();
|
||||
if (curSectionLinks->empty()) {
|
||||
return nullptr;
|
||||
} else {
|
||||
return curSectionLinks->at(iLink).get();
|
||||
}
|
||||
}
|
||||
|
||||
LinkApp *Menu::selLinkApp() {
|
||||
@ -705,7 +720,7 @@ void Menu::openPackage(std::string const& path, bool order)
|
||||
link->setSize(gmenu2x.skinConfInt["linkWidth"], gmenu2x.skinConfInt["linkHeight"]);
|
||||
|
||||
auto idx = sectionNamed(link->getCategory());
|
||||
links[idx].push_back(link);
|
||||
links[idx].emplace_back(link);
|
||||
}
|
||||
|
||||
opk_close(opk);
|
||||
@ -753,11 +768,9 @@ bool Menu::readPackages(std::string const& parentDir)
|
||||
* correspond to an OPK present in the directory. */
|
||||
void Menu::removePackageLink(std::string const& path)
|
||||
{
|
||||
for (vector< vector<Link*> >::iterator section = links.begin();
|
||||
section < links.end(); section++) {
|
||||
for (vector<Link*>::iterator link = section->begin();
|
||||
link < section->end(); link++) {
|
||||
LinkApp *app = dynamic_cast<LinkApp *> (*link);
|
||||
for (auto section = links.begin(); section != links.end(); ++section) {
|
||||
for (auto link = section->begin(); link != section->end(); ++link) {
|
||||
LinkApp *app = dynamic_cast<LinkApp *>(link->get());
|
||||
if (!app || !app->isOpk() || app->getOpkFile().empty())
|
||||
continue;
|
||||
|
||||
@ -766,9 +779,10 @@ void Menu::removePackageLink(std::string const& path)
|
||||
app->getOpkFile().c_str());
|
||||
section->erase(link);
|
||||
if (section - links.begin() == iSection
|
||||
&& iLink == (int) section->size())
|
||||
&& iLink == (int) section->size()) {
|
||||
setLinkIndex(iLink - 1);
|
||||
link--;
|
||||
}
|
||||
--link;
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -783,17 +797,19 @@ void Menu::removePackageLink(std::string const& path)
|
||||
#endif
|
||||
#endif
|
||||
|
||||
static bool compare_links(Link *a, Link *b)
|
||||
static bool compare_links(unique_ptr<Link> const& a, unique_ptr<Link> const& b)
|
||||
{
|
||||
LinkApp *app1 = dynamic_cast<LinkApp *>(a);
|
||||
LinkApp *app2 = dynamic_cast<LinkApp *>(b);
|
||||
LinkApp *app1 = dynamic_cast<LinkApp *>(a.get());
|
||||
LinkApp *app2 = dynamic_cast<LinkApp *>(b.get());
|
||||
bool app1_is_opk = app1 && app1->isOpk(),
|
||||
app2_is_opk = app2 && app2->isOpk();
|
||||
|
||||
if (app1_is_opk && !app2_is_opk)
|
||||
return false;
|
||||
if (app2_is_opk && !app1_is_opk)
|
||||
return true;
|
||||
if (app1_is_opk && !app2_is_opk) {
|
||||
return false;
|
||||
}
|
||||
if (app2_is_opk && !app1_is_opk) {
|
||||
return true;
|
||||
}
|
||||
return a->getTitle().compare(b->getTitle()) < 0;
|
||||
}
|
||||
|
||||
@ -825,7 +841,7 @@ void Menu::readLinks()
|
||||
}
|
||||
|
||||
void Menu::readLinksOfSection(
|
||||
vector<Link*>& links, string const& path, bool deletable)
|
||||
vector<unique_ptr<Link>>& links, string const& path, bool deletable)
|
||||
{
|
||||
DIR *dirp = opendir(path.c_str());
|
||||
if (!dirp) return;
|
||||
@ -839,7 +855,7 @@ void Menu::readLinksOfSection(
|
||||
link->setSize(
|
||||
gmenu2x.skinConfInt["linkWidth"],
|
||||
gmenu2x.skinConfInt["linkHeight"]);
|
||||
links.push_back(link);
|
||||
links.emplace_back(link);
|
||||
} else {
|
||||
delete link;
|
||||
}
|
||||
|
||||
@ -60,7 +60,7 @@ private:
|
||||
int iSection, iLink;
|
||||
uint iFirstDispRow;
|
||||
std::vector<std::string> sections;
|
||||
std::vector<std::vector<Link*>> links;
|
||||
std::vector<std::vector<std::unique_ptr<Link>>> links;
|
||||
|
||||
uint linkColumns, linkRows;
|
||||
|
||||
@ -72,7 +72,7 @@ private:
|
||||
*/
|
||||
void calcSectionRange(int &leftSection, int &rightSection);
|
||||
|
||||
std::vector<Link*> *sectionLinks(int i = -1);
|
||||
std::vector<std::unique_ptr<Link>> *sectionLinks(int i = -1);
|
||||
|
||||
void readLinks();
|
||||
void freeLinks();
|
||||
@ -89,7 +89,7 @@ private:
|
||||
#endif
|
||||
|
||||
// Load all the links on the given section directory.
|
||||
void readLinksOfSection(std::vector<Link*>& links,
|
||||
void readLinksOfSection(std::vector<std::unique_ptr<Link>>& links,
|
||||
std::string const& path, bool deletable);
|
||||
|
||||
/**
|
||||
|
||||
Loading…
Reference in New Issue
Block a user