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Kernel: Add a key code modifier to detect the number pad

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This is analagous to how Qt exposes whether the number pad was used for
a key press.
This commit is contained in:
Timothy Flynn 2023-07-08 15:59:51 -04:00 committed by Andreas Kling
parent 4c81d39483
commit f798e43ea8
Notes: sideshowbarker 2024-07-16 19:57:55 +09:00 
Author: https://github.com/trflynn89
Commit: https://github.com/SerenityOS/serenity/commit/f798e43ea8
Pull-request: https://github.com/SerenityOS/serenity/pull/19892
2 changed files with 21 additions and 1 deletions
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4
Kernel/API/KeyCode.h
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@ -134,7 +134,8 @@ enum KeyModifier {
Mod_Shift = (1 << 2),
Mod_Super = (1 << 3),
Mod_AltGr = (1 << 4),
Mod_Mask = Mod_Alt | Mod_Ctrl | Mod_Shift | Mod_Super | Mod_AltGr,
Mod_Keypad = (1 << 5),
Mod_Mask = Mod_Alt | Mod_Ctrl | Mod_Shift | Mod_Super | Mod_AltGr | Mod_Keypad,
Is_Press = 0x80,
};
@ -151,6 +152,7 @@ struct KeyEvent {
bool shift() const { return flags & Mod_Shift; }
bool super() const { return flags & Mod_Super; }
bool altgr() const { return flags & Mod_AltGr; }
bool keypad() const { return flags & Mod_Keypad; }
unsigned modifiers() const { return flags & Mod_Mask; }
bool is_press() const { return flags & Is_Press; }
};

18
Kernel/Devices/HID/KeyboardDevice.cpp
View file

@ -243,6 +243,24 @@ void KeyboardDevice::handle_scan_code_input_event(ScanCodeEvent event)
m_right_shift_pressed = event.pressed;
update_modifier(Mod_Shift, m_left_shift_pressed || m_right_shift_pressed);
break;
case 0x35:
case 0x37:
case 0x47:
case 0x48:
case 0x49:
case 0x4a:
case 0x4b:
case 0x4c:
case 0x4d:
case 0x4e:
case 0x4f:
case 0x50:
case 0x51:
case 0x52:
case 0x53:
// FIXME: This should also include the keypad "enter" key, but that has the same scan code as the return key (0x1c).
update_modifier(Mod_Keypad, event.pressed);
break;
}
KeyCode key = (m_modifiers & Mod_Shift) ? shifted_key_map[event.scan_code_value] : unshifted_key_map[event.scan_code_value];