RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-05-28 17:25:06 +00:00
Code Issues Activity Actions

Libraries: Move to Userland/Libraries/

Browse source
This commit is contained in:
Andreas Kling 2021-01-12 12:17:30 +01:00
parent dc28c07fa5
commit 13d7c09125
1857 changed files with 266 additions and 274 deletions
Download patch file Download diff file Expand all files Collapse all files

110
Libraries/LibKeyboard/CharacterMap.cpp
View file

@ -1,110 +0,0 @@
/*
* Copyright (c) 2020, Hüseyin Aslıtürk <asliturk@hotmail.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "CharacterMap.h"
#include <AK/StringBuilder.h>
#include <Kernel/API/Syscall.h>
#ifndef KERNEL
# include <LibKeyboard/CharacterMapFile.h>
#endif
namespace Keyboard {
CharacterMap::CharacterMap(const String& file_name)
{
#ifdef KERNEL
m_character_map_data = default_character_map;
#else
auto result = CharacterMapFile::load_from_file(file_name);
ASSERT(result.has_value());
m_character_map_data = result.value();
#endif
m_character_map_name = file_name;
}
#ifndef KERNEL
int CharacterMap::set_system_map()
{
Syscall::SC_setkeymap_params params { m_character_map_data.map, m_character_map_data.shift_map, m_character_map_data.alt_map, m_character_map_data.altgr_map, m_character_map_data.shift_altgr_map, { m_character_map_name.characters(), m_character_map_name.length() } };
return syscall(SC_setkeymap, &params);
}
#endif
u32 CharacterMap::get_char(KeyEvent event)
{
auto modifiers = event.modifiers();
auto index = event.scancode & 0xFF; // Index is last byte of scan code.
auto caps_lock_on = event.caps_lock_on;
u32 code_point;
if (modifiers & Mod_Alt)
code_point = m_character_map_data.alt_map[index];
else if ((modifiers & Mod_Shift) && (modifiers & Mod_AltGr))
code_point = m_character_map_data.shift_altgr_map[index];
else if (modifiers & Mod_Shift)
code_point = m_character_map_data.shift_map[index];
else if (modifiers & Mod_AltGr)
code_point = m_character_map_data.altgr_map[index];
else
code_point = m_character_map_data.map[index];
if (caps_lock_on && (modifiers == 0 || modifiers == Mod_Shift)) {
if (code_point >= 'a' && code_point <= 'z')
code_point &= ~0x20;
else if (code_point >= 'A' && code_point <= 'Z')
code_point |= 0x20;
}
if (event.e0_prefix && event.key == Key_Slash) {
// If Key_Slash (scancode = 0x35) mapped to other form "/", we fix num pad key of "/" with this case.
code_point = '/';
} else if (event.e0_prefix && event.key != Key_Return) {
// Except for `keypad-/` and 'keypad-return', all e0 scan codes are not actually characters. i.e., `keypad-0` and
// `Insert` have the same scancode except for the prefix, but insert should not have a code_point.
code_point = 0;
}
return code_point;
}
void CharacterMap::set_character_map_data(CharacterMapData character_map_data)
{
m_character_map_data = character_map_data;
}
void CharacterMap::set_character_map_name(const String& character_map_name)
{
m_character_map_name = character_map_name;
}
const String CharacterMap::character_map_name()
{
return m_character_map_name;
}
}