/***********************************************************************
* ftermlinux.cpp - Contains the Linux terminal functions *
* *
* This file is part of the Final Cut widget toolkit *
* *
* Copyright 2018 Markus Gans *
* *
* The Final Cut is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Lesser General Public License *
* as published by the Free Software Foundation; either version 3 of *
* the License, or (at your option) any later version. *
* *
* The Final Cut is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this program. If not, see *
* . *
***********************************************************************/
#include "final/fterm.h"
#include "final/ftermlinux.h"
#if defined(__linux__)
#include "../fonts/newfont.h"
#include "../fonts/unicodemap.h"
#include "../fonts/vgafont.h"
#endif
// static class attributes
#if defined(__linux__)
FTermLinux::modifier_key FTermLinux::mod_key;
console_font_op FTermLinux::screen_font;
unimapdesc FTermLinux::screen_unicode_map;
bool FTermLinux::NewFont;
bool FTermLinux::VGAFont;
bool FTermLinux::shadow_character = true;
bool FTermLinux::half_block_character = true;
bool FTermLinux::has_saved_palette = false;
FTermDetection* FTermLinux::term_detection = 0;
fc::linuxConsoleCursorStyle FTermLinux::linux_console_cursor_style;
FTermLinux::ColorMap FTermLinux::saved_color_map;
FTermLinux::ColorMap FTermLinux::cmap;
#if DEBUG
int FTermLinux::framebuffer_bpp = -1;
#endif
#endif // defined(__linux__)
//----------------------------------------------------------------------
// class FTermLinux
//----------------------------------------------------------------------
// constructors and destructor
//----------------------------------------------------------------------
FTermLinux::FTermLinux()
{ }
//----------------------------------------------------------------------
FTermLinux::~FTermLinux() // destructor
{
if ( screen_font.data )
delete[] screen_font.data;
if ( screen_unicode_map.entries )
delete[] screen_unicode_map.entries;
}
// public methods of FTermLinux
//----------------------------------------------------------------------
#if defined(__linux__)
fc::linuxConsoleCursorStyle FTermLinux::getCursorStyle()
{
// Get the current set cursor style
return linux_console_cursor_style;
}
//----------------------------------------------------------------------
char* FTermLinux::setCursorStyle ( fc::linuxConsoleCursorStyle style
, bool hidden )
{
// Set cursor style in linux console
static char buf[16] = { };
if ( ! FTerm::isLinuxTerm() )
return buf;
linux_console_cursor_style = style;
if ( hidden )
return buf;
std::sprintf (buf, CSI "?%dc", style);
return buf;
}
//----------------------------------------------------------------------
void FTermLinux::setUTF8 (bool on)
{
if ( ! FTerm::isLinuxTerm() )
return;
if ( on )
FTerm::putstring (ESC "%G");
else
FTerm::putstring (ESC "%@");
std::fflush(stdout);
}
//----------------------------------------------------------------------
bool FTermLinux::setPalette (short index, int r, int g, int b)
{
if ( ! FTerm::isLinuxTerm() )
return false;
#if defined(__x86_64__) || defined(__i386) || defined(__arm__)
return setVGAPalette (index, r, g, b);
#else
return false;
#endif
}
//----------------------------------------------------------------------
bool FTermLinux::isLinuxConsole()
{
// Check if it's a Linux console
char arg = 0;
int fd_tty = FTerm::getTTYFileDescriptor();
// get keyboard type an compare
return ( isatty (fd_tty)
&& ioctl(fd_tty, KDGKBTYPE, &arg) == 0
&& ((arg == KB_101) || (arg == KB_84)) );
}
//----------------------------------------------------------------------
void FTermLinux::init()
{
// initialize Linux console
screen_unicode_map.entries = 0;
screen_font.data = 0;
if ( FTerm::openConsole() == 0 )
{
term_detection->setLinuxTerm (isLinuxConsole());
if ( FTerm::isLinuxTerm() )
{
getUnicodeMap();
getScreenFont();
#if defined(__x86_64__) || defined(__i386) || defined(__arm__)
// Enable 16 background colors
if ( setBlinkAsIntensity(true) == 0 )
FTermcap::max_color = 16;
else
FTermcap::max_color = 8;
#endif
// Underline cursor
setCursorStyle (fc::underscore_cursor, true);
// Framebuffer color depth in bits per pixel
int bpp = getFramebuffer_bpp();
// More than 4 bits per pixel and the font uses the blink-bit
if ( bpp >= 4 && screen_font.charcount <= 256 )
FTermcap::max_color = 16;
#if DEBUG
framebuffer_bpp = bpp;
#endif
}
FTerm::detectTermSize();
FTerm::closeConsole();
}
else
{
std::cerr << "can not open the console.\n";
std::abort();
}
}
//----------------------------------------------------------------------
void FTermLinux::initCharMap (uInt char_map[][fc::NUM_OF_ENCODINGS])
{
uInt c1, c2, c3, c4, c5;
if ( NewFont || VGAFont )
return;
if ( screen_unicode_map.entry_ct != 0 )
{
for (int i = 0; i <= fc::lastCharItem; i++ )
{
bool known_unicode = false;
for (uInt n = 0; n < screen_unicode_map.entry_ct; n++)
{
if ( char_map[i][fc::UTF8] == screen_unicode_map.entries[n].unicode )
{
if ( screen_unicode_map.entries[n].fontpos < 256 )
known_unicode = true;
break;
}
}
if ( ! known_unicode )
char_map[i][fc::PC] = char_map[i][fc::ASCII];
}
}
c1 = fc::UpperHalfBlock;
c2 = fc::LowerHalfBlock;
c3 = fc::FullBlock;
if ( FTerm::charEncode(c1, fc::PC) == FTerm::charEncode(c1, fc::ASCII)
|| FTerm::charEncode(c2, fc::PC) == FTerm::charEncode(c2, fc::ASCII)
|| FTerm::charEncode(c3, fc::PC) == FTerm::charEncode(c3, fc::ASCII) )
{
shadow_character = false;
}
c4 = fc::RightHalfBlock;
c5 = fc::LeftHalfBlock;
if ( FTerm::charEncode(c4, fc::PC) == FTerm::charEncode(c4, fc::ASCII)
|| FTerm::charEncode(c5, fc::PC) == FTerm::charEncode(c5, fc::ASCII) )
{
half_block_character = false;
}
}
//----------------------------------------------------------------------
void FTermLinux::finish()
{
if ( FTerm::isLinuxTerm() )
{
#if defined(__x86_64__) || defined(__i386) || defined(__arm__)
setBlinkAsIntensity (false);
#endif
setCursorStyle (fc::default_cursor, false);
}
}
//----------------------------------------------------------------------
bool FTermLinux::loadVGAFont()
{
VGAFont = true;
if ( FTerm::openConsole() == 0 )
{
if ( isLinuxConsole() )
{
// Set the standard vga font 8x16
int ret = setScreenFont(fc::__8x16std, 256, 8, 16);
if ( ret != 0 )
VGAFont = false;
// unicode character mapping
struct unimapdesc unimap;
unimap.entry_ct = uInt16 ( sizeof(fc::unicode_cp437_pairs)
/ sizeof(unipair) );
unimap.entries = &fc::unicode_cp437_pairs[0];
setUnicodeMap(&unimap);
}
else
VGAFont = false;
FTerm::detectTermSize();
FTerm::closeConsole();
}
else
VGAFont = false;
if ( VGAFont )
shadow_character = half_block_character = true;
return VGAFont;
}
//----------------------------------------------------------------------
bool FTermLinux::loadNewFont()
{
NewFont = true;
if ( FTerm::openConsole() == 0 )
{
if ( isLinuxConsole() )
{
// Set the graphical font 8x16
int ret = setScreenFont(fc::__8x16graph, 256, 8, 16);
if ( ret != 0 )
NewFont = false;
// unicode character mapping
struct unimapdesc unimap;
unimap.entry_ct = uInt16 ( sizeof(fc::unicode_cp437_pairs)
/ sizeof(unipair) );
unimap.entries = &fc::unicode_cp437_pairs[0];
setUnicodeMap(&unimap);
}
else
NewFont = false;
FTerm::detectTermSize();
FTerm::closeConsole();
}
else
NewFont = false;
if ( VGAFont )
shadow_character = half_block_character = true;
return NewFont;
}
//----------------------------------------------------------------------
bool FTermLinux::loadOldFont (uInt char_map[][fc::NUM_OF_ENCODINGS])
{
bool retval = false;
if ( FTerm::openConsole() == 0 )
{
if ( isLinuxConsole() )
{
if ( screen_font.data )
{
int ret = setScreenFont ( screen_font.data
, screen_font.charcount
, screen_font.width
, screen_font.height
, true );
delete[] screen_font.data;
screen_font.data = 0;
if ( ret == 0 )
retval = true;
}
if ( screen_unicode_map.entries )
{
setUnicodeMap (&screen_unicode_map);
initCharMap(char_map);
delete[] screen_unicode_map.entries;
screen_unicode_map.entries = 0;
}
}
FTerm::detectTermSize();
FTerm::closeConsole();
}
if ( retval )
VGAFont = NewFont = false;
return retval;
}
//----------------------------------------------------------------------
bool FTermLinux::saveColorMap()
{
if ( ! FTerm::isLinuxTerm() )
return false;
#if defined(__x86_64__) || defined(__i386) || defined(__arm__)
return saveVGAPalette();
#else
return false;
#endif
}
//----------------------------------------------------------------------
bool FTermLinux::resetColorMap()
{
if ( ! FTerm::isLinuxTerm() )
return false;
#if defined(__x86_64__) || defined(__i386) || defined(__arm__)
return resetVGAPalette();
#else
return false;
#endif
}
//----------------------------------------------------------------------
void FTermLinux::setBeep (int Hz, int ms)
{
if ( ! FTerm::isLinuxTerm() )
return;
// range for frequency: 21-32766
if ( Hz < 21 || Hz > 32766 )
return;
// range for duration: 0-1999
if ( ms < 0 || ms > 1999 )
return;
FTerm::putstringf ( CSI "10;%d]"
CSI "11;%d]"
, Hz, ms );
std::fflush(stdout);
}
//----------------------------------------------------------------------
void FTermLinux::resetBeep()
{
if ( ! FTerm::isLinuxTerm() )
return;
// default frequency: 750 Hz
// default duration: 125 ms
FTerm::putstring ( CSI "10;750]"
CSI "11;125]" );
std::fflush(stdout);
}
//----------------------------------------------------------------------
char* FTermLinux::restoreCursorStyle()
{
// Reset to the last used Linux console cursor style
return setCursorStyle (getCursorStyle(), false);
}
//----------------------------------------------------------------------
int FTermLinux::modifierKeyCorrection (const int& key_id)
{
// Get the current modifier key state
modifier_key& m = getModifierKey();
if ( ! (m.shift || m.ctrl || m.alt) )
{
return key_id;
}
else if ( m.shift && ! m.ctrl && ! m.alt )
{
return shiftKeyCorrection(key_id);
}
else if ( ! m.shift && m.ctrl && ! m.alt )
{
return ctrlKeyCorrection(key_id);
}
else if ( ! m.shift && ! m.ctrl && m.alt )
{
return altKeyCorrection(key_id);
}
else if ( m.shift && m.ctrl && ! m.alt )
{
return shiftCtrlKeyCorrection(key_id);
}
else if ( m.shift && ! m.ctrl && m.alt )
{
return shiftAltKeyCorrection(key_id);
}
else if ( ! m.shift && m.ctrl && m.alt )
{
return ctrlAltKeyCorrection(key_id);
}
else if ( m.shift && m.ctrl && m.alt )
{
return shiftCtrlAltKeyCorrection(key_id);
}
return key_id;
}
// private methods of FTermLinux
//----------------------------------------------------------------------
int FTermLinux::getFramebuffer_bpp()
{
int fd = -1;
struct fb_var_screeninfo fb_var;
struct fb_fix_screeninfo fb_fix;
const char* fb = C_STR("/dev/fb/0");
if ( (fd = open(fb, O_RDWR)) < 0 )
{
if ( errno != ENOENT && errno != ENOTDIR )
return -1;
fb = C_STR("/dev/fb0");
if ( (fd = open(fb, O_RDWR)) < 0 )
return -1;
}
if ( ! ioctl(fd, FBIOGET_VSCREENINFO, &fb_var)
&& ! ioctl(fd, FBIOGET_FSCREENINFO, &fb_fix) )
{
::close(fd);
return int(fb_var.bits_per_pixel);
}
else
{
::close(fd);
}
return -1;
}
//----------------------------------------------------------------------
bool FTermLinux::getScreenFont()
{
static const std::size_t data_size = 4 * 32 * 512;
struct console_font_op font;
int fd_tty = FTerm::getTTYFileDescriptor();
int ret;
if ( fd_tty < 0 )
return false;
// initialize unused padding bytes in struct
std::memset (&font, 0, sizeof(console_font_op));
font.op = KD_FONT_OP_GET;
font.flags = 0;
font.width = 32;
font.height = 32;
font.charcount = 512;
// initialize with 0
try
{
font.data = new uChar[data_size]();
}
catch (const std::bad_alloc& ex)
{
std::cerr << "not enough memory to alloc " << ex.what() << std::endl;
return false;
}
// font operation
ret = ioctl (fd_tty, KDFONTOP, &font);
if ( ret == 0 )
{
screen_font.width = font.width;
screen_font.height = font.height;
screen_font.charcount = font.charcount;
screen_font.data = font.data;
return true;
}
else
return false;
}
//----------------------------------------------------------------------
bool FTermLinux::getUnicodeMap()
{
int ret;
int fd_tty = FTerm::getTTYFileDescriptor();
if ( fd_tty < 0 )
return false;
screen_unicode_map.entry_ct = 0;
screen_unicode_map.entries = 0;
// get count
ret = ioctl (fd_tty, GIO_UNIMAP, &screen_unicode_map);
if ( ret != 0 )
{
int count;
if ( errno != ENOMEM || screen_unicode_map.entry_ct == 0 )
return false;
count = screen_unicode_map.entry_ct;
try
{
screen_unicode_map.entries = new struct unipair[count]();
}
catch (const std::bad_alloc& ex)
{
std::cerr << "not enough memory to alloc " << ex.what() << std::endl;
return false;
}
// get unicode-to-font mapping from kernel
ret = ioctl(fd_tty, GIO_UNIMAP, &screen_unicode_map);
if ( ret != 0 )
return false;
}
return true;
}
//----------------------------------------------------------------------
FTermLinux::modifier_key& FTermLinux::getModifierKey()
{
// Get Linux console shift state
char subcode = 6; // Shift state command + return value
// fill bit field with 0
std::memset (&mod_key, 0x00, sizeof(mod_key));
// TIOCLINUX, subcode = 6
if ( ioctl(0, TIOCLINUX, &subcode) >= 0 )
{
if ( subcode & (1 << KG_SHIFT) )
mod_key.shift = true;
if ( subcode & (1 << KG_ALTGR) )
mod_key.alt_gr = true;
if ( subcode & (1 << KG_CTRL) )
mod_key.ctrl = true;
if ( subcode & (1 << KG_ALT) )
mod_key.alt = true;
}
return mod_key;
}
//----------------------------------------------------------------------
int FTermLinux::setScreenFont ( uChar fontdata[], uInt count
, uInt fontwidth, uInt fontheight
, bool direct)
{
struct console_font_op font;
int ret;
int fd_tty = FTerm::getTTYFileDescriptor();
if ( fd_tty < 0 )
return -1;
// initialize unused padding bytes in struct
std::memset (&font, 0x00, sizeof(console_font_op));
font.op = KD_FONT_OP_SET;
font.flags = 0;
font.width = fontwidth;
font.height = fontheight;
font.charcount = count;
if ( direct )
font.data = fontdata;
else
{
const uInt bytes_per_line = font.width / 8;
const std::size_t data_size = bytes_per_line * 32 * font.charcount;
try
{
font.data = new uChar[data_size](); // initialize with 0
}
catch (const std::bad_alloc& ex)
{
std::cerr << "not enough memory to alloc " << ex.what() << std::endl;
return -1;
}
for (uInt i = 0; i < count; i++)
std::memcpy ( const_cast(font.data + bytes_per_line * 32 * i)
, &fontdata[i * font.height]
, font.height);
}
// font operation
ret = ioctl (fd_tty, KDFONTOP, &font);
if ( ret != 0 && errno != ENOSYS && errno != EINVAL )
{
if ( ! direct )
delete[] font.data;
return -1;
}
if ( ! direct )
delete[] font.data;
if ( ret == 0 )
return 0;
else
return -1;
}
//----------------------------------------------------------------------
int FTermLinux::setUnicodeMap (struct unimapdesc* unimap)
{
struct unimapinit advice;
int ret;
int fd_tty = FTerm::getTTYFileDescriptor();
if ( fd_tty < 0 )
return -1;
advice.advised_hashsize = 0;
advice.advised_hashstep = 0;
advice.advised_hashlevel = 0;
do
{
// clear the unicode-to-font table
ret = ioctl(fd_tty, PIO_UNIMAPCLR, &advice);
if ( ret != 0 )
return -1;
// put the new unicode-to-font mapping in kernel
ret = ioctl(fd_tty, PIO_UNIMAP, unimap);
if ( ret != 0 )
advice.advised_hashlevel++;
}
while ( ret != 0 && errno == ENOMEM && advice.advised_hashlevel < 100);
if ( ret == 0 )
return 0;
else
return -1;
}
#if defined(__x86_64__) || defined(__i386) || defined(__arm__)
//----------------------------------------------------------------------
inline uInt16 FTermLinux::getInputStatusRegisterOne()
{
// Gets the VGA input-status-register-1
// Miscellaneous output (read port)
static const uInt16 misc_read = 0x3cc;
const uInt16 io_base = ( inb(misc_read) & 0x01 ) ? 0x3d0 : 0x3b0;
// 0x3ba : Input status 1 MDA (read port)
// 0x3da : Input status 1 CGA (read port)
return io_base + 0x0a;
}
//----------------------------------------------------------------------
uChar FTermLinux::readAttributeController (uChar index)
{
// Reads a byte from the attribute controller from a given index
uChar res;
// Attribute controller (write port)
static const uInt16 attrib_cntlr_write = 0x3c0;
// Attribute controller (read port)
static const uInt16 attrib_cntlr_read = 0x3c1;
const uInt16 input_status_1 = getInputStatusRegisterOne();
inb (input_status_1); // switch to index mode
outb (index & 0x1f, attrib_cntlr_write);
res = inb (attrib_cntlr_read);
inb (input_status_1); // switch to data mode
index = (index & 0x1f) | 0x20; // set bit 5 (enable display)
outb (index, attrib_cntlr_write);
inb (attrib_cntlr_read);
return res;
}
//----------------------------------------------------------------------
void FTermLinux::writeAttributeController (uChar index, uChar data)
{
// Writes a byte from the attribute controller from a given index
// Attribute controller (write port)
static const uInt16 attrib_cntlr_write = 0x3c0;
const uInt16 input_status_1 = getInputStatusRegisterOne();
inb (input_status_1); // switch to index mode
outb (index & 0x1f, attrib_cntlr_write);
outb (data, attrib_cntlr_write);
inb (input_status_1); // switch to data mode
index = (index & 0x1f) | 0x20; // set bit 5 (enable display)
outb (index, attrib_cntlr_write);
outb (data, attrib_cntlr_write);
}
//----------------------------------------------------------------------
inline uChar FTermLinux::getAttributeMode()
{
// Gets the attribute mode value from the vga attribute controller
static const uChar attrib_mode = 0x10;
return readAttributeController(attrib_mode);
}
//----------------------------------------------------------------------
inline void FTermLinux::setAttributeMode (uChar data)
{
// Sets the attribute mode value from the vga attribute controller
static const uChar attrib_mode = 0x10;
writeAttributeController (attrib_mode, data);
}
//----------------------------------------------------------------------
int FTermLinux::setBlinkAsIntensity (bool on)
{
// Uses blink-bit as background intensity.
// That permits 16 colors for background
int fd_tty = FTerm::getTTYFileDescriptor();
// Test if the blink-bit is used by the screen font (512 characters)
if ( screen_font.charcount > 256 )
return -1;
if ( getuid() != 0 ) // Direct hardware access requires root privileges
return -2;
if ( fd_tty < 0 )
return -1;
// Enable access to VGA I/O ports (from 0x3B4 with num = 0x2C)
if ( ioctl(fd_tty, KDENABIO, 0) < 0 )
return -1; // error on KDENABIO
if ( on )
setAttributeMode (getAttributeMode() & 0xF7); // clear bit 3
else
setAttributeMode (getAttributeMode() | 0x08); // set bit 3
// Disable access to VGA I/O ports
if ( ioctl(fd_tty, KDDISABIO, 0) < 0 )
return -1; // error on KDDISABIO
return 0;
}
//----------------------------------------------------------------------
bool FTermLinux::setVGAPalette (short index, int r, int g, int b)
{
// Set the vga color map
if ( r >= 0 && r < 256
&& g >= 0 && g < 256
&& b >= 0 && b < 256 )
{
cmap.color[index].red = uChar(r);
cmap.color[index].green = uChar(g);
cmap.color[index].blue = uChar(b);
}
if ( ioctl (0, PIO_CMAP, &cmap) )
return false;
else
return true;
}
//----------------------------------------------------------------------
bool FTermLinux::saveVGAPalette()
{
// Save the current vga color map
if ( ioctl (0, GIO_CMAP, &saved_color_map) )
has_saved_palette = false;
else
has_saved_palette = true;
return has_saved_palette;
}
//----------------------------------------------------------------------
bool FTermLinux::resetVGAPalette()
{
// Reset the vga color map
if ( has_saved_palette )
{
if ( ioctl (0, PIO_CMAP, &saved_color_map) )
return false;
}
else
{
rgb defaultColor[16] =
{
{0x00, 0x00, 0x00}, {0xAA, 0x00, 0x00},
{0x00, 0xAA, 0x00}, {0xAA, 0x55, 0x00},
{0x00, 0x00, 0xAA}, {0xAA, 0x00, 0xAA},
{0x00, 0xAA, 0xAA}, {0xAA, 0xAA, 0xAA},
{0x55, 0x55, 0x55}, {0xFF, 0x55, 0x55},
{0x55, 0xFF, 0x55}, {0xFF, 0xFF, 0x55},
{0x55, 0x55, 0xFF}, {0xFF, 0x55, 0xFF},
{0x55, 0xFF, 0xFF}, {0xFF, 0xFF, 0xFF}
};
for (int index = 0; index < 16; index++)
{
cmap.color[index].red = defaultColor[index].red;
cmap.color[index].green = defaultColor[index].green;
cmap.color[index].blue = defaultColor[index].blue;
}
if ( ioctl (0, PIO_CMAP, &cmap) )
return false;
}
return true;
}
#endif // defined(__x86_64__) || defined(__i386) || defined(__arm__)
//----------------------------------------------------------------------
int FTermLinux::shiftKeyCorrection (const int& key_id)
{
switch ( key_id )
{
case fc::Fkey_up:
return fc::Fkey_sr; // Shift+Up
case fc::Fkey_down:
return fc::Fkey_sf; // Shift+Down
case fc::Fkey_left:
return fc::Fkey_sleft; // Shift+Left
case fc::Fkey_right:
return fc::Fkey_sright; // Shift+Right
case fc::Fkey_ic:
return fc::Fkey_sic; // Shift+Ins
case fc::Fkey_dc:
return fc::Fkey_sdc; // Shift+Del
case fc::Fkey_home:
return fc::Fkey_shome; // Shift+Home
case fc::Fkey_end:
return fc::Fkey_send; // Shift+End
case fc::Fkey_ppage:
return fc::Fkey_sprevious; // Shift+PgUp
case fc::Fkey_npage:
return fc::Fkey_snext; // Shift+PgDn
default:
return key_id;
}
}
//----------------------------------------------------------------------
int FTermLinux::ctrlKeyCorrection (const int& key_id)
{
switch ( key_id )
{
case fc::Fkey_up:
return fc::Fckey_up; // Ctrl+Up
case fc::Fkey_down:
return fc::Fckey_down; // Ctrl+Down
case fc::Fkey_left:
return fc::Fckey_left; // Ctrl+Left
case fc::Fkey_right:
return fc::Fckey_right; // Ctrl+Right
case fc::Fkey_ic:
return fc::Fckey_ic; // Ctrl+Ins
case fc::Fkey_dc:
return fc::Fckey_dc; // Ctrl+Del
case fc::Fkey_home:
return fc::Fckey_home; // Ctrl+Home
case fc::Fkey_end:
return fc::Fckey_end; // Ctrl+End
case fc::Fkey_ppage:
return fc::Fckey_ppage; // Ctrl+PgUp
case fc::Fkey_npage:
return fc::Fckey_npage; // Ctrl+PgDn
default:
return key_id;
}
}
//----------------------------------------------------------------------
int FTermLinux::altKeyCorrection (const int& key_id)
{
switch ( key_id )
{
case fc::Fkey_up:
return fc::Fmkey_up; // Meta+Up
case fc::Fkey_down:
return fc::Fmkey_down; // Meta+Down
case fc::Fkey_left:
return fc::Fmkey_left; // Meta+Left
case fc::Fkey_right:
return fc::Fmkey_right; // Meta+Right
case fc::Fkey_ic:
return fc::Fmkey_ic; // Meta+Ins
case fc::Fkey_dc:
return fc::Fmkey_dc; // Meta+Del
case fc::Fkey_home:
return fc::Fmkey_home; // Meta+Home
case fc::Fkey_end:
return fc::Fmkey_end; // Meta+End
case fc::Fkey_ppage:
return fc::Fmkey_ppage; // Meta+PgUp
case fc::Fkey_npage:
return fc::Fmkey_npage; // Meta+PgDn
default:
return key_id;
}
}
//----------------------------------------------------------------------
int FTermLinux::shiftCtrlKeyCorrection (const int& key_id)
{
switch ( key_id )
{
case fc::Fkey_up:
return fc::Fckey_sup; // Shift+Ctrl+Up
case fc::Fkey_down:
return fc::Fckey_sdown; // Shift+Ctrl+Down
case fc::Fkey_left:
return fc::Fckey_sleft; // Shift+Ctrl+Left
case fc::Fkey_right:
return fc::Fckey_sright; // Shift+Ctrl+Right
case fc::Fkey_ic:
return fc::Fckey_sic; // Shift+Ctrl+Ins
case fc::Fkey_dc:
return fc::Fckey_sdc; // Shift+Ctrl+Del
case fc::Fkey_home:
return fc::Fckey_shome; // Shift+Ctrl+Home
case fc::Fkey_end:
return fc::Fckey_send; // Shift+Ctrl+End
case fc::Fkey_ppage:
return fc::Fckey_sppage; // Shift+Ctrl+PgUp
case fc::Fkey_npage:
return fc::Fckey_snpage; // Shift+Ctrl+PgDn
default:
return key_id;
}
}
//----------------------------------------------------------------------
int FTermLinux::shiftAltKeyCorrection (const int& key_id)
{
switch ( key_id )
{
case fc::Fkey_up:
return fc::Fmkey_sup; // Shift+Meta+Up
case fc::Fkey_down:
return fc::Fmkey_sdown; // Shift+Meta+Down
case fc::Fkey_left:
return fc::Fmkey_sright; // Shift+Meta+Left
case fc::Fkey_right:
return fc::Fmkey_sleft; // Shift+Meta+Right
case fc::Fkey_ic:
return fc::Fmkey_sic; // Shift+Meta+Ins
case fc::Fkey_dc:
return fc::Fmkey_sdc; // Shift+Meta+Del
case fc::Fkey_home:
return fc::Fmkey_shome; // Shift+Meta+Home
case fc::Fkey_end:
return fc::Fmkey_send; // Shift+Meta+End
case fc::Fkey_ppage:
return fc::Fmkey_sppage; // Shift+Meta+PgUp
case fc::Fkey_npage:
return fc::Fmkey_snpage; // Shift+Meta+PgDn
default:
return key_id;
}
}
//----------------------------------------------------------------------
int FTermLinux::ctrlAltKeyCorrection (const int& key_id)
{
switch ( key_id )
{
case fc::Fkey_up:
return fc::Fcmkey_up; // Ctrl+Meta+Up
case fc::Fkey_down:
return fc::Fcmkey_down; // Ctrl+Meta+Down
case fc::Fkey_left:
return fc::Fcmkey_left; // Ctrl+Meta+Left
case fc::Fkey_right:
return fc::Fcmkey_right; // Ctrl+Meta+Right
case fc::Fkey_ic:
return fc::Fcmkey_ic; // Ctrl+Meta+Ins
case fc::Fkey_dc:
return fc::Fcmkey_dc; // Ctrl+Meta+Del
case fc::Fkey_home:
return fc::Fcmkey_home; // Ctrl+Meta+Home
case fc::Fkey_end:
return fc::Fcmkey_end; // Ctrl+Meta+End
case fc::Fkey_ppage:
return fc::Fcmkey_ppage; // Ctrl+Meta+PgUp
case fc::Fkey_npage:
return fc::Fcmkey_npage; // Ctrl+Meta+PgDn
default:
return key_id;
}
}
//----------------------------------------------------------------------
int FTermLinux::shiftCtrlAltKeyCorrection (const int& key_id)
{
switch ( key_id )
{
case fc::Fkey_up:
return fc::Fcmkey_sup; // Shift+Ctrl+Meta+Up
case fc::Fkey_down:
return fc::Fcmkey_sdown; // Shift+Ctrl+Meta+Down
case fc::Fkey_left:
return fc::Fcmkey_sleft; // Shift+Ctrl+Meta+Left
case fc::Fkey_right:
return fc::Fcmkey_sright; // Shift+Ctrl+Meta+Right
case fc::Fkey_ic:
return fc::Fcmkey_sic; // Shift+Ctrl+Meta+Ins
case fc::Fkey_dc:
return fc::Fcmkey_sdc; // Shift+Ctrl+Meta+Del
case fc::Fkey_home:
return fc::Fcmkey_shome; // Shift+Ctrl+Meta+Home
case fc::Fkey_end:
return fc::Fcmkey_send; // Shift+Ctrl+Meta+End
case fc::Fkey_ppage:
return fc::Fcmkey_sppage; // Shift+Ctrl+Meta+PgUp
case fc::Fkey_npage:
return fc::Fcmkey_snpage; // Shift+Ctrl+Meta+PgDn
default:
return key_id;
}
}
#endif // defined(__linux__)