Applets: Add infrastructure to allow custom drawing and input handling in Applets.

This commit is contained in:
Subv 2015-05-26 11:00:26 -05:00
parent 2a6ebadf66
commit 621ee10eae
7 changed files with 162 additions and 39 deletions

View file

@ -5,15 +5,35 @@
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/core_timing.h"
#include "core/hle/applets/applet.h"
#include "core/hle/applets/swkbd.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Specializes std::hash for AppletId, so that we can use it in std::unordered_map.
// Workaround for libstdc++ bug: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60970
namespace std {
template <>
struct hash<Service::APT::AppletId> {
typedef Service::APT::AppletId argument_type;
typedef std::size_t result_type;
result_type operator()(const argument_type& id_code) const {
typedef std::underlying_type<argument_type>::type Type;
return std::hash<Type>()(static_cast<Type>(id_code));
}
};
}
namespace HLE {
namespace Applets {
static std::unordered_map<Service::APT::AppletId, std::shared_ptr<Applet>> applets;
static u32 applet_update_event = -1; ///< The CoreTiming event identifier for the Applet update callback.
/// The interval at which the Applet update callback will be called.
static const u64 applet_update_interval_microseconds = 16666;
std::shared_ptr<Applet> g_current_applet = nullptr; ///< The applet that is currently executing
ResultCode Applet::Create(Service::APT::AppletId id) {
switch (id) {
@ -36,5 +56,23 @@ std::shared_ptr<Applet> Applet::Get(Service::APT::AppletId id) {
return nullptr;
}
/// Handles updating the current Applet every time it's called.
static void AppletUpdateEvent(u64, int cycles_late) {
if (g_current_applet && g_current_applet->IsRunning())
g_current_applet->Update();
CoreTiming::ScheduleEvent(usToCycles(applet_update_interval) - cycles_late,
applet_update_event);
}
void Init() {
applet_update_event = CoreTiming::RegisterEvent("HLE Applet Update Event", AppletUpdateEvent);
CoreTiming::ScheduleEvent(usToCycles(applet_update_interval), applet_update_event);
}
void Shutdown() {
CoreTiming::UnscheduleEvent(applet_update_event, 0);
}
}
} // namespace