qi-hardware/gmenu2x
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Use shared_ptr for layers

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This allows transient layers to be deleted automatically when they are
dismissed, while persistent layers will be kept alive by their other
owner(s).
This commit is contained in:
Maarten ter Huurne 2013-08-06 02:34:03 +02:00
parent 6d868a895a
commit 63029d85d7
2 changed files with 8 additions and 17 deletions
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19
src/gmenu2x.cpp
View File

@ -231,8 +231,6 @@ GMenu2X::GMenu2X()
bg = NULL; bg = NULL;
font = NULL; font = NULL;
menu = NULL;
helpPopup = nullptr;
btnContextMenu = nullptr; btnContextMenu = nullptr;
setSkin(confStr["skin"], !fileExists(confStr["wallpaper"])); setSkin(confStr["skin"], !fileExists(confStr["wallpaper"]));
initMenu(); initMenu();
@ -256,7 +254,7 @@ GMenu2X::GMenu2X()
DEBUG("Loading system input.conf file: %s.\n", input_file.c_str()); DEBUG("Loading system input.conf file: %s.\n", input_file.c_str());
} }
input.init(input_file, menu); input.init(input_file, menu.get());
if (confInt["backlightTimeout"] > 0) if (confInt["backlightTimeout"] > 0)
PowerSaver::getInstance()->setScreenTimeout( confInt["backlightTimeout"] ); PowerSaver::getInstance()->setScreenTimeout( confInt["backlightTimeout"] );
@ -279,8 +277,6 @@ GMenu2X::~GMenu2X() {
delete Clock::getInstance(); delete Clock::getInstance();
quit(); quit();
delete menu;
delete helpPopup;
delete btnContextMenu; delete btnContextMenu;
delete font; delete font;
delete monitor; delete monitor;
@ -372,7 +368,7 @@ void GMenu2X::initFont() {
void GMenu2X::initMenu() { void GMenu2X::initMenu() {
//Menu structure handler //Menu structure handler
menu = new Menu(this, ts); menu.reset(new Menu(this, ts));
for (uint i=0; i<menu->getSections().size(); i++) { for (uint i=0; i<menu->getSections().size(); i++) {
//Add virtual links in the applications section //Add virtual links in the applications section
if (menu->getSections()[i]=="applications") { if (menu->getSections()[i]=="applications") {
@ -608,7 +604,7 @@ void GMenu2X::paint() {
//Background //Background
sc["bgmain"]->blit(s,0,0); sc["bgmain"]->blit(s,0,0);
for (Layer *layer : layers) { for (auto layer : layers) {
layer->paint(*s); layer->paint(*s);
} }
@ -679,8 +675,7 @@ void GMenu2X::main() {
if (!handled) { if (!handled) {
switch (button) { switch (button) {
case InputManager::CANCEL: case InputManager::CANCEL:
helpPopup = new HelpPopup(*this); layers.push_back(make_shared<HelpPopup>(*this));
layers.push_back(helpPopup);
break; break;
case InputManager::SETTINGS: case InputManager::SETTINGS:
options(); options();
@ -694,13 +689,9 @@ void GMenu2X::main() {
} }
for (auto it = layers.begin(); it != layers.end(); ) { for (auto it = layers.begin(); it != layers.end(); ) {
Layer *layer = *it; auto layer = *it;
if (layer->wasDismissed()) { if (layer->wasDismissed()) {
it = layers.erase(it); it = layers.erase(it);
if (layer == helpPopup) {
delete helpPopup;
helpPopup = nullptr;
}
} else { } else {
++it; ++it;
} }

6
src/gmenu2x.h
View File

@ -28,6 +28,7 @@
#include "surface.h" #include "surface.h"
#include <iostream> #include <iostream>
#include <memory>
#include <string> #include <string>
#include <unordered_map> #include <unordered_map>
#include <vector> #include <vector>
@ -67,12 +68,11 @@ typedef std::unordered_map<std::string, int, std::hash<std::string> > ConfIntHas
class GMenu2X { class GMenu2X {
private: private:
Touchscreen ts; Touchscreen ts;
Menu *menu; std::shared_ptr<Menu> menu;
HelpPopup *helpPopup;
MediaMonitor *monitor; MediaMonitor *monitor;
std::string batteryIcon; std::string batteryIcon;
std::vector<Layer *> layers; std::vector<std::shared_ptr<Layer>> layers;
/*! /*!
Retrieves the free disk space on the sd Retrieves the free disk space on the sd