old-hiro/qt/keyboard.cpp
2016-05-15 12:45:15 +02:00

47 lines
1.1 KiB
C++

#if defined(Hiro_Keyboard)
namespace hiro {
auto pKeyboard::poll() -> vector<bool> {
vector<bool> result;
char state[256];
XQueryKeymap(pApplication::display, state);
for(auto& code : settings->keycodes) {
result.append(_pressed(state, code));
}
return result;
}
auto pKeyboard::pressed(unsigned code) -> bool {
char state[256];
XQueryKeymap(pApplication::display, state);
return _pressed(state, code);
}
auto pKeyboard::_pressed(const char* state, uint16_t code) -> bool {
uint8_t lo = code >> 0;
uint8_t hi = code >> 8;
if(lo && state[lo >> 3] & (1 << (lo & 7))) return true;
if(hi && state[hi >> 3] & (1 << (hi & 7))) return true;
return false;
}
auto pKeyboard::initialize() -> void {
auto append = [](unsigned lo, unsigned hi = 0) {
lo = lo ? (uint8_t)XKeysymToKeycode(pApplication::display, lo) : 0;
hi = hi ? (uint8_t)XKeysymToKeycode(pApplication::display, hi) : 0;
settings->keycodes.append(lo << 0 | hi << 8);
};
#define map(name, ...) if(key == name) { append(__VA_ARGS__); continue; }
for(auto& key : Keyboard::keys) {
#include <hiro/platform/xorg/keyboard.hpp>
}
#undef map
}
}
#endif