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#pragma once
struct InputKeyboardXlib {
Input& input;
InputKeyboardXlib(Input& input) : input(input) {}
std::shared_ptr<HID::Keyboard> hid = std::make_shared<HID::Keyboard>();
Display* display = nullptr;
struct Key {
string name;
u32 keysym = 0;
u32 keycode = 0;
};
std::vector<Key> keys;
auto assign(u32 inputID, bool value) -> void {
auto& group = hid->buttons();
if(group.input(inputID).value() == value) return;
input.doChange(hid, HID::Keyboard::GroupID::Button, inputID, group.input(inputID).value(), value);
group.input(inputID).setValue(value);
}
auto poll(std::vector<std::shared_ptr<HID::Device>>& devices) -> void {
char state[32];
XQueryKeymap(display, state);
u32 inputID = 0;
for(auto& key : keys) {
bool value = state[key.keycode >> 3] & (1 << (key.keycode & 7));
assign(inputID++, value);
}
devices.push_back(hid);
}
auto initialize() -> bool {
display = XOpenDisplay(0);
keys.push_back({"Escape", XK_Escape});
keys.push_back({"F1", XK_F1});
keys.push_back({"F2", XK_F2});
keys.push_back({"F3", XK_F3});
keys.push_back({"F4", XK_F4});
keys.push_back({"F5", XK_F5});
keys.push_back({"F6", XK_F6});
keys.push_back({"F7", XK_F7});
keys.push_back({"F8", XK_F8});
keys.push_back({"F9", XK_F9});
keys.push_back({"F10", XK_F10});
keys.push_back({"F11", XK_F11});
keys.push_back({"F12", XK_F12});
keys.push_back({"ScrollLock", XK_Scroll_Lock});
keys.push_back({"Pause", XK_Pause});
keys.push_back({"Tilde", XK_asciitilde});
keys.push_back({"Num0", XK_0});
keys.push_back({"Num1", XK_1});
keys.push_back({"Num2", XK_2});
keys.push_back({"Num3", XK_3});
keys.push_back({"Num4", XK_4});
keys.push_back({"Num5", XK_5});
keys.push_back({"Num6", XK_6});
keys.push_back({"Num7", XK_7});
keys.push_back({"Num8", XK_8});
keys.push_back({"Num9", XK_9});
keys.push_back({"Dash", XK_minus});
keys.push_back({"Equal", XK_equal});
keys.push_back({"Backspace", XK_BackSpace});
keys.push_back({"Insert", XK_Insert});
keys.push_back({"Delete", XK_Delete});
keys.push_back({"Home", XK_Home});
keys.push_back({"End", XK_End});
keys.push_back({"PageUp", XK_Prior});
keys.push_back({"PageDown", XK_Next});
keys.push_back({"A", XK_A});
keys.push_back({"B", XK_B});
keys.push_back({"C", XK_C});
keys.push_back({"D", XK_D});
keys.push_back({"E", XK_E});
keys.push_back({"F", XK_F});
keys.push_back({"G", XK_G});
keys.push_back({"H", XK_H});
keys.push_back({"I", XK_I});
keys.push_back({"J", XK_J});
keys.push_back({"K", XK_K});
keys.push_back({"L", XK_L});
keys.push_back({"M", XK_M});
keys.push_back({"N", XK_N});
keys.push_back({"O", XK_O});
keys.push_back({"P", XK_P});
keys.push_back({"Q", XK_Q});
keys.push_back({"R", XK_R});
keys.push_back({"S", XK_S});
keys.push_back({"T", XK_T});
keys.push_back({"U", XK_U});
keys.push_back({"V", XK_V});
keys.push_back({"W", XK_W});
keys.push_back({"X", XK_X});
keys.push_back({"Y", XK_Y});
keys.push_back({"Z", XK_Z});
keys.push_back({"LeftBracket", XK_bracketleft});
keys.push_back({"RightBracket", XK_bracketright});
keys.push_back({"Backslash", XK_backslash});
keys.push_back({"Semicolon", XK_semicolon});
keys.push_back({"Apostrophe", XK_apostrophe});
keys.push_back({"Comma", XK_comma});
keys.push_back({"Period", XK_period});
keys.push_back({"Slash", XK_slash});
keys.push_back({"Keypad0", XK_KP_0});
keys.push_back({"Keypad1", XK_KP_1});
keys.push_back({"Keypad2", XK_KP_2});
keys.push_back({"Keypad3", XK_KP_3});
keys.push_back({"Keypad4", XK_KP_4});
keys.push_back({"Keypad5", XK_KP_5});
keys.push_back({"Keypad6", XK_KP_6});
keys.push_back({"Keypad7", XK_KP_7});
keys.push_back({"Keypad8", XK_KP_8});
keys.push_back({"Keypad9", XK_KP_9});
keys.push_back({"Add", XK_KP_Add});
keys.push_back({"Subtract", XK_KP_Subtract});
keys.push_back({"Multiply", XK_KP_Multiply});
keys.push_back({"Divide", XK_KP_Divide});
keys.push_back({"Enter", XK_KP_Enter});
keys.push_back({"Up", XK_Up});
keys.push_back({"Down", XK_Down});
keys.push_back({"Left", XK_Left});
keys.push_back({"Right", XK_Right});
keys.push_back({"Tab", XK_Tab});
keys.push_back({"Return", XK_Return});
keys.push_back({"Spacebar", XK_space});
keys.push_back({"LeftControl", XK_Control_L});
keys.push_back({"RightControl", XK_Control_R});
keys.push_back({"LeftAlt", XK_Alt_L});
keys.push_back({"RightAlt", XK_Alt_R});
keys.push_back({"LeftShift", XK_Shift_L});
keys.push_back({"RightShift", XK_Shift_R});
keys.push_back({"LeftSuper", XK_Super_L});
keys.push_back({"RightSuper", XK_Super_R});
keys.push_back({"Menu", XK_Menu});
hid->setVendorID(HID::Keyboard::GenericVendorID);
hid->setProductID(HID::Keyboard::GenericProductID);
hid->setPathID(0);
for(auto& key : keys) {
hid->buttons().append(key.name);
key.keycode = XKeysymToKeycode(display, key.keysym);
}
return true;
}
auto terminate() -> void {
if(display) {
XCloseDisplay(display);
display = nullptr;
}
}
};
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