2564 lines
61 KiB
C++
2564 lines
61 KiB
C++
/***********************************************************************
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* fterm.cpp - Base class for terminal control *
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* *
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* This file is part of the Final Cut widget toolkit *
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* *
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* Copyright 2012-2020 Markus Gans *
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* *
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* The Final Cut is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Lesser General Public License *
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* as published by the Free Software Foundation; either version 3 of *
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* the License, or (at your option) any later version. *
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* *
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* The Final Cut is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public *
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* License along with this program. If not, see *
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* <http://www.gnu.org/licenses/>. *
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***********************************************************************/
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#include <algorithm>
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#include <unordered_map>
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#include <string>
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#include <vector>
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#include "final/fapplication.h"
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#include "final/fc.h"
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#include "final/fcharmap.h"
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#include "final/fcolorpalette.h"
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#include "final/fkey_map.h"
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#include "final/fkeyboard.h"
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#include "final/fmouse.h"
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#include "final/foptiattr.h"
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#include "final/foptimove.h"
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#include "final/fstartoptions.h"
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#include "final/fstring.h"
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#include "final/fsystemimpl.h"
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#include "final/fterm.h"
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#include "final/ftermbuffer.h"
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#include "final/ftermcap.h"
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#include "final/ftermcapquirks.h"
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#include "final/ftermdata.h"
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#include "final/ftermdebugdata.h"
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#include "final/ftermdetection.h"
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#include "final/ftermios.h"
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#include "final/ftermxterminal.h"
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#if defined(UNIT_TEST)
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#include "final/ftermlinux.h"
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#include "final/ftermfreebsd.h"
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#include "final/ftermopenbsd.h"
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#elif defined(__linux__)
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#include "final/ftermlinux.h"
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#elif defined(__FreeBSD__) || defined(__DragonFly__)
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#include "final/ftermfreebsd.h"
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#elif defined(__NetBSD__) || defined(__OpenBSD__)
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#include "final/ftermopenbsd.h"
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#endif
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namespace finalcut
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{
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// global FTerm object
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static FTerm* init_term_object{nullptr};
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// global init state
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static bool term_initialized{false};
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// static class attributes
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FTermData* FTerm::data {nullptr};
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FSystem* FTerm::fsys {nullptr};
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FOptiMove* FTerm::opti_move {nullptr};
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FOptiAttr* FTerm::opti_attr {nullptr};
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FTermDetection* FTerm::term_detection{nullptr};
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FTermXTerminal* FTerm::xterm {nullptr};
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FKeyboard* FTerm::keyboard {nullptr};
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FMouseControl* FTerm::mouse {nullptr};
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#if defined(UNIT_TEST)
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FTermLinux* FTerm::linux {nullptr};
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FTermFreeBSD* FTerm::freebsd {nullptr};
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FTermOpenBSD* FTerm::openbsd {nullptr};
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#elif defined(__linux__)
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FTermLinux* FTerm::linux {nullptr};
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#elif defined(__FreeBSD__) || defined(__DragonFly__)
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FTermFreeBSD* FTerm::freebsd {nullptr};
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#elif defined(__NetBSD__) || defined(__OpenBSD__)
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FTermOpenBSD* FTerm::openbsd {nullptr};
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#endif
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#if DEBUG
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FTermDebugData* FTerm::debug_data {nullptr};
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#endif
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//----------------------------------------------------------------------
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// class FTerm
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//----------------------------------------------------------------------
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// constructors and destructor
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//----------------------------------------------------------------------
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FTerm::FTerm (bool disable_alt_screen)
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{
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if ( ! term_initialized )
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init (disable_alt_screen);
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}
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//----------------------------------------------------------------------
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FTerm::~FTerm() // destructor
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{
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if ( init_term_object == this )
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finish(); // Resetting console settings
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}
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// public methods of FTerm
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//----------------------------------------------------------------------
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std::size_t FTerm::getLineNumber()
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{
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const auto& term_geometry = data->getTermGeometry();
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if ( term_geometry.getHeight() == 0 )
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detectTermSize();
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return term_geometry.getHeight();
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}
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//----------------------------------------------------------------------
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std::size_t FTerm::getColumnNumber()
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{
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const auto& term_geometry = data->getTermGeometry();
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if ( term_geometry.getWidth() == 0 )
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detectTermSize();
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return term_geometry.getWidth();
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}
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//----------------------------------------------------------------------
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const FString FTerm::getKeyName (FKey keynum)
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{
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return keyboard->getKeyName (keynum);
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}
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//----------------------------------------------------------------------
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charSubstitution& FTerm::getCharSubstitutionMap()
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{
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return data->getCharSubstitutionMap();
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}
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//----------------------------------------------------------------------
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int FTerm::getTTYFileDescriptor()
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{
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return ( data ) ? data->getTTYFileDescriptor() : 0;
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}
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//----------------------------------------------------------------------
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char* FTerm::getTermType()
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{
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return data->getTermType();
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}
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//----------------------------------------------------------------------
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char* FTerm::getTermFileName()
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{
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return data->getTermFileName();
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}
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//----------------------------------------------------------------------
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int FTerm::getTabstop()
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{
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return FTermcap::tabstop;
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}
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//----------------------------------------------------------------------
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int FTerm::getMaxColor()
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{
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return FTermcap::max_color;
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}
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//----------------------------------------------------------------------
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FTermData* FTerm::getFTermData()
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{
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if ( data == nullptr )
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{
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try
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{
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data = new FTermData;
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}
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catch (const std::bad_alloc& ex)
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{
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std::cerr << bad_alloc_str << ex.what() << std::endl;
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std::abort();
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}
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}
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return data;
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}
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//----------------------------------------------------------------------
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FSystem* FTerm::getFSystem()
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{
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if ( fsys == nullptr )
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{
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try
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{
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fsys = new FSystemImpl;
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}
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catch (const std::bad_alloc& ex)
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{
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std::cerr << bad_alloc_str << ex.what() << std::endl;
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std::abort();
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}
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}
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return fsys;
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}
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//----------------------------------------------------------------------
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FOptiMove* FTerm::getFOptiMove()
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{
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if ( opti_move == nullptr )
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{
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try
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{
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opti_move = new FOptiMove;
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}
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catch (const std::bad_alloc& ex)
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{
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std::cerr << bad_alloc_str << ex.what() << std::endl;
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std::abort();
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}
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}
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return opti_move;
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}
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//----------------------------------------------------------------------
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FOptiAttr* FTerm::getFOptiAttr()
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{
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if ( opti_attr == nullptr )
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{
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try
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{
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opti_attr = new FOptiAttr;
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}
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catch (const std::bad_alloc& ex)
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{
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std::cerr << bad_alloc_str << ex.what() << std::endl;
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std::abort();
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}
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}
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return opti_attr;
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}
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//----------------------------------------------------------------------
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FTermDetection* FTerm::getFTermDetection()
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{
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if ( term_detection == nullptr )
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{
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try
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{
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term_detection = new FTermDetection;
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}
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catch (const std::bad_alloc& ex)
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{
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std::cerr << bad_alloc_str << ex.what() << std::endl;
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std::abort();
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}
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}
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return term_detection;
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}
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//----------------------------------------------------------------------
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FTermXTerminal* FTerm::getFTermXTerminal()
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{
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if ( xterm == nullptr )
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{
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try
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{
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xterm = new FTermXTerminal;
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}
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catch (const std::bad_alloc& ex)
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{
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std::cerr << bad_alloc_str << ex.what() << std::endl;
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std::abort();
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}
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}
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return xterm;
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}
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//----------------------------------------------------------------------
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FKeyboard* FTerm::getFKeyboard()
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{
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if ( keyboard == nullptr )
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{
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try
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{
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keyboard = new FKeyboard;
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}
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catch (const std::bad_alloc& ex)
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{
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std::cerr << bad_alloc_str << ex.what() << std::endl;
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std::abort();
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}
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}
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return keyboard;
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}
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//----------------------------------------------------------------------
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FMouseControl* FTerm::getFMouseControl()
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{
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if ( mouse == nullptr )
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{
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try
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{
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mouse = new FMouseControl;
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}
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catch (const std::bad_alloc& ex)
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{
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std::cerr << bad_alloc_str << ex.what() << std::endl;
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std::abort();
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}
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}
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return mouse;
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}
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#if defined(__linux__)
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//----------------------------------------------------------------------
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FTermLinux* FTerm::getFTermLinux()
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{
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if ( linux == nullptr )
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{
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try
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{
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linux = new FTermLinux;
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}
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catch (const std::bad_alloc& ex)
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{
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std::cerr << bad_alloc_str << ex.what() << std::endl;
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std::abort();
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}
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}
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return linux;
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}
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#elif defined(__FreeBSD__) || defined(__DragonFly__) || defined(UNIT_TEST)
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//----------------------------------------------------------------------
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FTermFreeBSD* FTerm::getFTermFreeBSD()
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{
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if ( freebsd == nullptr )
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{
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try
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{
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freebsd = new FTermFreeBSD;
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}
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catch (const std::bad_alloc& ex)
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{
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std::cerr << bad_alloc_str << ex.what() << std::endl;
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std::abort();
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}
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}
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return freebsd;
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}
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#elif defined(__NetBSD__) || defined(__OpenBSD__) || defined(UNIT_TEST)
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//----------------------------------------------------------------------
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FTermOpenBSD* FTerm::getFTermOpenBSD()
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{
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if ( openbsd == nullptr )
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{
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try
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{
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openbsd = new FTermOpenBSD;
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}
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catch (const std::bad_alloc& ex)
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{
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std::cerr << bad_alloc_str << ex.what() << std::endl;
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std::abort();
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}
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}
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return openbsd;
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}
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#endif
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#if DEBUG
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//----------------------------------------------------------------------
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FTermDebugData& FTerm::getFTermDebugData()
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{
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if ( debug_data == nullptr )
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{
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try
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{
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debug_data = new FTermDebugData;
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}
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catch (const std::bad_alloc& ex)
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{
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std::cerr << bad_alloc_str << ex.what() << std::endl;
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std::abort();
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}
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}
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return *debug_data;
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}
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#endif // DEBUG
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//----------------------------------------------------------------------
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bool FTerm::isNormal (const FChar* const& ch)
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{
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return FOptiAttr::isNormal(ch);
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}
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//----------------------------------------------------------------------
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bool FTerm::hasUTF8()
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{
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return data->hasUTF8Console();
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}
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//----------------------------------------------------------------------
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bool FTerm::isMonochron()
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{
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return data->isMonochron();
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}
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//----------------------------------------------------------------------
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bool FTerm::isXTerminal()
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{
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return term_detection->isXTerminal();
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}
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//----------------------------------------------------------------------
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bool FTerm::isAnsiTerminal()
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{
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return term_detection->isAnsiTerminal();
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}
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//----------------------------------------------------------------------
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bool FTerm::isRxvtTerminal()
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{
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return term_detection->isRxvtTerminal();
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}
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//----------------------------------------------------------------------
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bool FTerm::isUrxvtTerminal()
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{
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return term_detection->isUrxvtTerminal();
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}
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//----------------------------------------------------------------------
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bool FTerm::isMltermTerminal()
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{
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return term_detection->isMltermTerminal();
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}
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//----------------------------------------------------------------------
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bool FTerm::isPuttyTerminal()
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{
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return term_detection->isPuttyTerminal();
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}
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//----------------------------------------------------------------------
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bool FTerm::isKdeTerminal()
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{
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return term_detection->isKdeTerminal();
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}
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//----------------------------------------------------------------------
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bool FTerm::isGnomeTerminal()
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{
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return term_detection->isGnomeTerminal();
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}
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//----------------------------------------------------------------------
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bool FTerm::isKtermTerminal()
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{
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return term_detection->isKtermTerminal();
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}
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//----------------------------------------------------------------------
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bool FTerm::isTeraTerm()
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{
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return term_detection->isTeraTerm();
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}
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//----------------------------------------------------------------------
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bool FTerm::isSunTerminal()
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{
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return term_detection->isSunTerminal();
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}
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//----------------------------------------------------------------------
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bool FTerm::isCygwinTerminal()
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{
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return term_detection->isCygwinTerminal();
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}
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//----------------------------------------------------------------------
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bool FTerm::isMinttyTerm()
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{
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return term_detection->isMinttyTerm();
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}
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//----------------------------------------------------------------------
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bool FTerm::isLinuxTerm()
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{
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return term_detection->isLinuxTerm();
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}
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//----------------------------------------------------------------------
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bool FTerm::isFreeBSDTerm()
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{
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return term_detection->isFreeBSDTerm();
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}
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//----------------------------------------------------------------------
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bool FTerm::isNetBSDTerm()
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{
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return term_detection->isNetBSDTerm();
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}
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//----------------------------------------------------------------------
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bool FTerm::isOpenBSDTerm()
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{
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return term_detection->isOpenBSDTerm();
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}
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//----------------------------------------------------------------------
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bool FTerm::isScreenTerm()
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{
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return term_detection->isScreenTerm();
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}
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//----------------------------------------------------------------------
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bool FTerm::isTmuxTerm()
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{
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return term_detection->isTmuxTerm();
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}
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//----------------------------------------------------------------------
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bool FTerm::isNewFont()
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{
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return data->isNewFont();
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}
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//----------------------------------------------------------------------
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bool FTerm::isCursorHideable()
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{
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const char* cursor_off_str = disableCursorString();
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if ( cursor_off_str && std::strlen(cursor_off_str) > 0 )
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return true;
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return false;
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}
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//----------------------------------------------------------------------
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bool FTerm::hasChangedTermSize()
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{
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return data->hasTermResized();
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}
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//----------------------------------------------------------------------
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bool FTerm::hasShadowCharacter()
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{
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return data->hasShadowCharacter();
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}
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//----------------------------------------------------------------------
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bool FTerm::hasHalfBlockCharacter()
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{
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return data->hasHalfBlockCharacter();
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}
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//----------------------------------------------------------------------
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bool FTerm::hasAlternateScreen()
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{
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return data->hasAlternateScreen();
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}
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//----------------------------------------------------------------------
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bool FTerm::canChangeColorPalette()
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{
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if ( isCygwinTerminal()
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|| isKdeTerminal()
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|| isTeraTerm()
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|| isMltermTerminal()
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|| isNetBSDTerm()
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|| isOpenBSDTerm()
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|| isSunTerminal()
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|| isAnsiTerminal() )
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return false;
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return FTermcap::can_change_color_palette;
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}
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|
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//----------------------------------------------------------------------
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void FTerm::setTermType (const char term_name[])
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{
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data->setTermType(term_name);
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}
|
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|
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//----------------------------------------------------------------------
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void FTerm::setInsertCursor (bool enable)
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{
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if ( enable )
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setInsertCursorStyle();
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else
|
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setOverwriteCursorStyle();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::redefineDefaultColors (bool enable)
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{
|
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if ( isNewFont() ) // NewFont need the reverse-video attribute
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return;
|
|
|
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xterm->redefineDefaultColors (enable);
|
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}
|
|
|
|
//----------------------------------------------------------------------
|
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void FTerm::setDblclickInterval (const uInt64 timeout)
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{
|
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mouse->setDblclickInterval(timeout);
|
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}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FTerm::setUTF8 (bool enable) // UTF-8 (Unicode)
|
|
{
|
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if ( data->isUTF8() == enable )
|
|
return enable;
|
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|
|
if ( enable )
|
|
data->setUTF8(true);
|
|
else
|
|
data->setUTF8(false);
|
|
|
|
#if defined(__linux__)
|
|
linux->setUTF8 (enable);
|
|
#endif
|
|
|
|
return data->isUTF8();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FTerm::setVGAFont()
|
|
{
|
|
if ( data->isVGAFont() )
|
|
return data->isVGAFont();
|
|
|
|
if ( hasNoFontSettingOption() )
|
|
return false;
|
|
|
|
if ( isXTerminal() || isScreenTerm()
|
|
|| isUrxvtTerminal() || FTermcap::osc_support )
|
|
{
|
|
data->setVGAFont(true);
|
|
// Set font in xterm to vga
|
|
xterm->setFont("vga");
|
|
data->setNewFont(false);
|
|
}
|
|
#if defined(__linux__)
|
|
else if ( isLinuxTerm() )
|
|
{
|
|
data->setVGAFont(linux->loadVGAFont());
|
|
}
|
|
#endif // defined(__linux__)
|
|
else
|
|
data->setVGAFont(false);
|
|
|
|
if ( data->isVGAFont() )
|
|
{
|
|
data->supportShadowCharacter (true);
|
|
data->supportHalfBlockCharacter (true);
|
|
}
|
|
|
|
return data->isVGAFont();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FTerm::setNewFont()
|
|
{
|
|
if ( isNewFont() )
|
|
return true;
|
|
|
|
if ( hasNoFontSettingOption() )
|
|
return false;
|
|
|
|
if ( isXTerminal() || isScreenTerm()
|
|
|| isUrxvtTerminal() || FTermcap::osc_support )
|
|
{
|
|
data->setNewFont(true);
|
|
// Set font in xterm to 8x16graph
|
|
xterm->setFont("8x16graph");
|
|
}
|
|
#if defined(__linux__)
|
|
else if ( isLinuxTerm() )
|
|
{
|
|
data->setNewFont(linux->loadNewFont());
|
|
}
|
|
#endif // defined(__linux__)
|
|
else
|
|
data->setNewFont(false);
|
|
|
|
if ( isNewFont() )
|
|
{
|
|
data->supportShadowCharacter (true);
|
|
data->supportHalfBlockCharacter (true);
|
|
}
|
|
|
|
return isNewFont();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FTerm::setOldFont()
|
|
{
|
|
bool retval{false};
|
|
|
|
if ( ! (data->isNewFont() || data->isVGAFont()) )
|
|
return false;
|
|
|
|
data->setNewFont(false);
|
|
data->setVGAFont(false);
|
|
|
|
if ( isXTerminal() || isScreenTerm()
|
|
|| isUrxvtTerminal() || FTermcap::osc_support )
|
|
{
|
|
const auto& font = data->getXtermFont();
|
|
|
|
if ( font.getLength() > 2 )
|
|
{
|
|
// restore saved xterm font
|
|
xterm->setFont(font);
|
|
}
|
|
else
|
|
{
|
|
// Set font in xterm to vga
|
|
xterm->setFont("vga");
|
|
}
|
|
|
|
retval = true;
|
|
}
|
|
#if defined(__linux__)
|
|
else if ( isLinuxTerm() )
|
|
{
|
|
retval = linux->loadOldFont();
|
|
}
|
|
#endif // defined(__linux__)
|
|
|
|
if ( retval )
|
|
{
|
|
data->setVGAFont(false);
|
|
data->setNewFont(false);
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
int FTerm::openConsole()
|
|
{
|
|
if ( ! data )
|
|
data = FTerm::getFTermData();
|
|
|
|
int fd = data->getTTYFileDescriptor();
|
|
const char* termfilename = data->getTermFileName();
|
|
|
|
static const char* terminal_devices[] =
|
|
{
|
|
"/proc/self/fd/0",
|
|
"/dev/tty",
|
|
"/dev/tty0",
|
|
"/dev/vc/0",
|
|
"/dev/systty",
|
|
"/dev/console",
|
|
nullptr
|
|
};
|
|
|
|
if ( fd >= 0 ) // console is already opened
|
|
return 0;
|
|
|
|
if ( ! *termfilename || ! fsys )
|
|
return 0;
|
|
|
|
for (std::size_t i{0}; terminal_devices[i] != nullptr; i++)
|
|
{
|
|
fd = fsys->open(terminal_devices[i], O_RDWR, 0);
|
|
data->setTTYFileDescriptor(fd);
|
|
|
|
if ( fd >= 0 )
|
|
return 0;
|
|
}
|
|
|
|
return -1; // No file descriptor referring to the console
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
int FTerm::closeConsole()
|
|
{
|
|
if ( ! data )
|
|
data = FTerm::getFTermData();
|
|
|
|
const int fd = data->getTTYFileDescriptor();
|
|
int ret{-1};
|
|
|
|
if ( fd < 0 ) // console is already closed
|
|
return 0;
|
|
|
|
if ( ! fsys )
|
|
getFSystem();
|
|
|
|
ret = fsys->close(fd); // close console
|
|
|
|
data->setTTYFileDescriptor(-1);
|
|
|
|
if ( ret == 0 )
|
|
return 0;
|
|
else
|
|
return -1;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
char* FTerm::moveCursorString (int xold, int yold, int xnew, int ynew)
|
|
{
|
|
// Returns the cursor move string
|
|
|
|
if ( data->hasCursorOptimisation() )
|
|
return opti_move->moveCursor (xold, yold, xnew, ynew);
|
|
else
|
|
return tgoto(TCAP(fc::t_cursor_address), xnew, ynew);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
char* FTerm::cursorsVisibilityString (bool enable)
|
|
{
|
|
// Hides or shows the input cursor on the terminal
|
|
|
|
char* visibility_str{nullptr};
|
|
|
|
if ( data->isCursorHidden() == enable )
|
|
return nullptr;
|
|
|
|
if ( enable )
|
|
{
|
|
visibility_str = disableCursorString();
|
|
|
|
if ( visibility_str )
|
|
data->setCursorHidden (true); // Global state
|
|
}
|
|
else
|
|
{
|
|
visibility_str = enableCursorString();
|
|
|
|
if ( visibility_str )
|
|
data->setCursorHidden (false); // Global state
|
|
}
|
|
|
|
return visibility_str;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::detectTermSize()
|
|
{
|
|
// Detect the terminal width and height
|
|
|
|
if ( ! data )
|
|
data = FTerm::getFTermData();
|
|
|
|
struct winsize win_size{};
|
|
auto& term_geometry = data->getTermGeometry();
|
|
int ret{};
|
|
errno = 0;
|
|
|
|
do
|
|
{
|
|
if ( ! fsys )
|
|
getFSystem();
|
|
|
|
ret = fsys->ioctl (FTermios::getStdOut(), TIOCGWINSZ, &win_size);
|
|
}
|
|
while (errno == EINTR);
|
|
|
|
if ( ret != 0 || win_size.ws_col == 0 || win_size.ws_row == 0 )
|
|
{
|
|
term_geometry.setPos (1, 1);
|
|
// Use COLUMNS or fallback to the xterm default width of 80 characters
|
|
uInt Columns = env2uint ("COLUMNS");
|
|
term_geometry.setWidth( ( Columns == 0) ? 80 : Columns);
|
|
// Use LINES or fallback to the xterm default height of 24 characters
|
|
uInt Lines = env2uint ("LINES");
|
|
term_geometry.setHeight( ( Lines == 0 ) ? 24 : Lines);
|
|
}
|
|
else
|
|
{
|
|
term_geometry.setRect(1, 1, win_size.ws_col, win_size.ws_row);
|
|
}
|
|
|
|
if ( opti_move )
|
|
opti_move->setTermSize ( term_geometry.getWidth()
|
|
, term_geometry.getHeight() );
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::setTermSize (const FSize& size)
|
|
{
|
|
// Set xterm size
|
|
|
|
xterm->setTermSize (size);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::setTermTitle (const FString& title)
|
|
{
|
|
// Set the xterm window title
|
|
|
|
xterm->setTitle (title);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::setKDECursor (fc::kdeKonsoleCursorShape style)
|
|
{
|
|
// Set cursor style in KDE konsole
|
|
|
|
if ( isKdeTerminal() )
|
|
{
|
|
oscPrefix();
|
|
putstringf (OSC "50;CursorShape=%d" BEL, style);
|
|
oscPostfix();
|
|
std::fflush(stdout);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::saveColorMap()
|
|
{
|
|
#if defined(__linux__)
|
|
linux->saveColorMap();
|
|
#endif
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::resetColorMap()
|
|
{
|
|
const auto& oc = TCAP(fc::t_orig_colors);
|
|
const auto& op = TCAP(fc::t_orig_pair);
|
|
|
|
if ( oc )
|
|
putstring (oc);
|
|
|
|
#if defined(__linux__)
|
|
else
|
|
linux->resetColorMap();
|
|
#endif
|
|
|
|
if ( op )
|
|
putstring (op);
|
|
|
|
std::fflush(stdout);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::setPalette (FColor index, int r, int g, int b)
|
|
{
|
|
// Redefine RGB color value for a palette entry
|
|
|
|
const auto& Ic = TCAP(fc::t_initialize_color);
|
|
const auto& Ip = TCAP(fc::t_initialize_pair);
|
|
bool state{false};
|
|
|
|
index = FOptiAttr::vga2ansi(index);
|
|
|
|
if ( Ic || Ip )
|
|
{
|
|
const char* color_str{};
|
|
|
|
const int rr = (r * 1001) / 256;
|
|
const int gg = (g * 1001) / 256;
|
|
const int bb = (b * 1001) / 256;
|
|
|
|
if ( Ic )
|
|
color_str = tparm(Ic, index, rr, gg, bb, 0, 0, 0, 0, 0);
|
|
else if ( Ip )
|
|
color_str = tparm(Ip, index, 0, 0, 0, rr, gg, bb, 0, 0);
|
|
|
|
if ( color_str )
|
|
{
|
|
putstring (color_str);
|
|
state = true;
|
|
}
|
|
}
|
|
#if defined(__linux__)
|
|
else
|
|
{
|
|
state = linux->setPalette(index, r, g, b);
|
|
}
|
|
#endif
|
|
|
|
if ( state )
|
|
std::fflush(stdout);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
#if defined(UNIT_TEST)
|
|
void FTerm::setBeep (int Hz, int ms)
|
|
{
|
|
linux->setBeep (Hz, ms);
|
|
freebsd->setBeep (Hz, ms);
|
|
openbsd->setBeep (Hz, ms);
|
|
}
|
|
#elif defined(__linux__)
|
|
void FTerm::setBeep (int Hz, int ms)
|
|
{
|
|
linux->setBeep (Hz, ms);
|
|
}
|
|
#elif defined(__FreeBSD__) || defined(__DragonFly__)
|
|
void FTerm::setBeep (int Hz, int ms)
|
|
{
|
|
freebsd->setBeep (Hz, ms);
|
|
}
|
|
#elif defined(__NetBSD__) || defined(__OpenBSD__)
|
|
void FTerm::setBeep (int Hz, int ms)
|
|
{
|
|
openbsd->setBeep (Hz, ms);
|
|
}
|
|
#else
|
|
void FTerm::setBeep (int, int)
|
|
{ }
|
|
#endif // defined(__linux__)
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::resetBeep()
|
|
{
|
|
#if defined(UNIT_TEST)
|
|
linux->resetBeep();
|
|
freebsd->resetBeep();
|
|
openbsd->resetBeep();
|
|
#elif defined(__linux__)
|
|
linux->resetBeep();
|
|
#elif defined(__FreeBSD__) || defined(__DragonFly__)
|
|
freebsd->resetBeep();
|
|
#elif defined(__NetBSD__) || defined(__OpenBSD__)
|
|
openbsd->resetBeep();
|
|
#endif
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::beep()
|
|
{
|
|
if ( TCAP(fc::t_bell) )
|
|
{
|
|
putstring (TCAP(fc::t_bell));
|
|
std::fflush(stdout);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::setEncoding (fc::encoding enc)
|
|
{
|
|
data->setTermEncoding (enc);
|
|
|
|
assert ( enc == fc::UTF8
|
|
|| enc == fc::VT100 // VT100 line drawing
|
|
|| enc == fc::PC // CP-437
|
|
|| enc == fc::ASCII
|
|
|| enc == fc::UNKNOWN
|
|
|| enc == fc::NUM_OF_ENCODINGS );
|
|
|
|
// Set the new putchar() function pointer
|
|
switch ( enc )
|
|
{
|
|
case fc::UTF8:
|
|
putchar() = &FTerm::putchar_UTF8;
|
|
break;
|
|
|
|
case fc::VT100:
|
|
case fc::PC:
|
|
if ( isXTerminal() && data->hasUTF8Console() )
|
|
putchar() = &FTerm::putchar_UTF8;
|
|
else
|
|
putchar() = &FTerm::putchar_ASCII;
|
|
break;
|
|
|
|
case fc::ASCII:
|
|
case fc::UNKNOWN:
|
|
case fc::NUM_OF_ENCODINGS:
|
|
putchar() = &FTerm::putchar_ASCII;
|
|
}
|
|
|
|
if ( isLinuxTerm() )
|
|
{
|
|
if ( enc == fc::VT100 || enc == fc::PC )
|
|
{
|
|
char* empty{nullptr};
|
|
opti_move->set_tabular (empty);
|
|
}
|
|
else
|
|
opti_move->set_tabular (TCAP(fc::t_tab));
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
fc::encoding FTerm::getEncoding()
|
|
{
|
|
return data->getTermEncoding();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
std::string FTerm::getEncodingString()
|
|
{
|
|
const auto& term_encoding = data->getTermEncoding();
|
|
const auto& encoding_list = data->getEncodingList();
|
|
const auto& end = encoding_list.end();
|
|
|
|
for (auto it = encoding_list.begin(); it != end; ++it )
|
|
if ( it->second == term_encoding )
|
|
return it->first;
|
|
|
|
return "";
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FTerm::charEncodable (wchar_t c)
|
|
{
|
|
const wchar_t ch = charEncode(c);
|
|
return bool(ch > 0 && ch != c);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
wchar_t FTerm::charEncode (wchar_t c)
|
|
{
|
|
return charEncode (c, data->getTermEncoding());
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
wchar_t FTerm::charEncode (wchar_t c, fc::encoding enc)
|
|
{
|
|
wchar_t ch_enc = c;
|
|
|
|
for (std::size_t i{0}; i <= fc::lastCharItem; i++)
|
|
{
|
|
if ( fc::character[i][fc::UTF8] == uInt(c) )
|
|
{
|
|
ch_enc = wchar_t(fc::character[i][enc]);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ( enc == fc::PC && ch_enc == c )
|
|
ch_enc = finalcut::unicode_to_cp437(c);
|
|
|
|
return ch_enc;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FTerm::scrollTermForward()
|
|
{
|
|
if ( TCAP(fc::t_scroll_forward) )
|
|
{
|
|
putstring (TCAP(fc::t_scroll_forward));
|
|
std::fflush(stdout);
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FTerm::scrollTermReverse()
|
|
{
|
|
if ( TCAP(fc::t_scroll_reverse) )
|
|
{
|
|
putstring (TCAP(fc::t_scroll_reverse));
|
|
std::fflush(stdout);
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
FTerm::defaultPutChar& FTerm::putchar()
|
|
{
|
|
static defaultPutChar* fputchar = new defaultPutChar();
|
|
return *fputchar;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::putstring (const char str[], int affcnt)
|
|
{
|
|
if ( ! fsys )
|
|
getFSystem();
|
|
|
|
fsys->tputs (str, affcnt, FTerm::putchar_ASCII);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
int FTerm::putchar_ASCII (int c)
|
|
{
|
|
if ( ! fsys )
|
|
getFSystem();
|
|
|
|
if ( fsys->putchar(char(c)) == EOF )
|
|
return 0;
|
|
else
|
|
return 1;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
int FTerm::putchar_UTF8 (int c)
|
|
{
|
|
if ( ! fsys )
|
|
getFSystem();
|
|
|
|
if ( c < 0x80 )
|
|
{
|
|
// 1 Byte (7-bit): 0xxxxxxx
|
|
fsys->putchar (c);
|
|
return 1;
|
|
}
|
|
else if ( c < 0x800 )
|
|
{
|
|
// 2 byte (11-bit): 110xxxxx 10xxxxxx
|
|
fsys->putchar (0xc0 | (c >> 6) );
|
|
fsys->putchar (0x80 | (c & 0x3f) );
|
|
return 2;
|
|
}
|
|
else if ( c < 0x10000 )
|
|
{
|
|
// 3 byte (16-bit): 1110xxxx 10xxxxxx 10xxxxxx
|
|
fsys->putchar (0xe0 | (c >> 12) );
|
|
fsys->putchar (0x80 | ((c >> 6) & 0x3f) );
|
|
fsys->putchar (0x80 | (c & 0x3f) );
|
|
return 3;
|
|
}
|
|
else if ( c < 0x200000 )
|
|
{
|
|
// 4 byte (21-bit): 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
|
|
fsys->putchar (0xf0 | (c >> 18) );
|
|
fsys->putchar (0x80 | ((c >> 12) & 0x3f) );
|
|
fsys->putchar (0x80 | ((c >> 6) & 0x3f) );
|
|
fsys->putchar (0x80 | (c & 0x3f));
|
|
return 4;
|
|
}
|
|
else
|
|
return EOF;
|
|
}
|
|
|
|
|
|
// protected methods of FTerm
|
|
//----------------------------------------------------------------------
|
|
void FTerm::initScreenSettings()
|
|
{
|
|
#if defined(__linux__)
|
|
// Important: Do not use setNewFont() or setVGAFont() after
|
|
// the console character mapping has been initialized
|
|
linux->initCharMap();
|
|
#elif defined(__FreeBSD__) || defined(__DragonFly__) || defined(UNIT_TEST)
|
|
freebsd->initCharMap();
|
|
#endif
|
|
|
|
// set xterm underline cursor
|
|
xterm->setCursorStyle (fc::blinking_underline);
|
|
|
|
// set xterm color settings to defaults
|
|
xterm->setDefaults();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
char* FTerm::changeAttribute (FChar*& term_attr, FChar*& next_attr)
|
|
{
|
|
return opti_attr->changeAttribute (term_attr, next_attr);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::changeTermSizeFinished()
|
|
{
|
|
data->setTermResized(false);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::exitWithMessage (const FString& message)
|
|
{
|
|
// Exit the programm
|
|
if ( init_term_object )
|
|
init_term_object->finish();
|
|
|
|
std::fflush (stderr);
|
|
std::fflush (stdout);
|
|
|
|
if ( ! message.isEmpty() )
|
|
std::cerr << "Warning: " << message << std::endl;
|
|
|
|
std::exit (EXIT_FAILURE);
|
|
}
|
|
|
|
|
|
// private methods of FTerm
|
|
//----------------------------------------------------------------------
|
|
inline FStartOptions& FTerm::getStartOptions()
|
|
{
|
|
return FStartOptions::getFStartOptions();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_global_values (bool disable_alt_screen)
|
|
{
|
|
// Initialize global values
|
|
|
|
// Preset to false
|
|
data->setNewFont(false);
|
|
|
|
// Sets alternate screen usage
|
|
data->useAlternateScreen(! disable_alt_screen);
|
|
|
|
// Initialize xterm object
|
|
xterm->init();
|
|
|
|
if ( ! getStartOptions().terminal_detection )
|
|
term_detection->setTerminalDetection (false);
|
|
|
|
#if DEBUG
|
|
debug_data->init();
|
|
#endif
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_terminal_device_path()
|
|
{
|
|
char termfilename[256]{};
|
|
const int stdout_no = FTermios::getStdOut();
|
|
|
|
if ( ttyname_r(stdout_no, termfilename, sizeof(termfilename)) )
|
|
termfilename[0] = '\0';
|
|
|
|
data->setTermFileName(termfilename);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::oscPrefix()
|
|
{
|
|
if ( isTmuxTerm() )
|
|
{
|
|
// tmux device control string
|
|
putstring (ESC "Ptmux;" ESC);
|
|
}
|
|
else if ( isScreenTerm() )
|
|
{
|
|
// GNU Screen device control string
|
|
putstring (ESC "P");
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::oscPostfix()
|
|
{
|
|
if ( isScreenTerm() || isTmuxTerm() )
|
|
{
|
|
// GNU Screen/tmux string terminator
|
|
putstring (ESC "\\");
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_alt_charset()
|
|
{
|
|
// Read the used VT100 pairs
|
|
|
|
std::unordered_map<uChar, uChar> vt100_alt_char;
|
|
|
|
if ( TCAP(fc::t_acs_chars) )
|
|
{
|
|
for (std::size_t n{0}; TCAP(fc::t_acs_chars)[n]; n += 2)
|
|
{
|
|
// insert the VT100 key/value pairs into a map
|
|
const uChar p1 = uChar(TCAP(fc::t_acs_chars)[n]);
|
|
const uChar p2 = uChar(TCAP(fc::t_acs_chars)[n + 1]);
|
|
vt100_alt_char[p1] = p2;
|
|
}
|
|
}
|
|
|
|
enum column
|
|
{
|
|
vt100_key = 0,
|
|
utf8_char = 1
|
|
};
|
|
|
|
// Update array 'character' with discovered VT100 pairs
|
|
for (std::size_t n{0}; n <= fc::lastKeyItem; n++ )
|
|
{
|
|
const uChar keyChar = uChar(fc::vt100_key_to_utf8[n][vt100_key]);
|
|
const uChar altChar = uChar(vt100_alt_char[keyChar]);
|
|
const uInt utf8char = uInt(fc::vt100_key_to_utf8[n][utf8_char]);
|
|
const fc::encoding num{fc::NUM_OF_ENCODINGS};
|
|
|
|
uInt* p = std::find ( fc::character[0]
|
|
, fc::character[fc::lastCharItem] + num
|
|
, utf8char );
|
|
if ( p != fc::character[fc::lastCharItem] + num ) // found in character
|
|
{
|
|
const int item = int(std::distance(fc::character[0], p) / num);
|
|
|
|
if ( altChar ) // update alternate character set
|
|
fc::character[item][fc::VT100] = altChar;
|
|
else // delete VT100 char in character
|
|
fc::character[item][fc::VT100] = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_pc_charset()
|
|
{
|
|
bool reinit{false};
|
|
|
|
// rxvt does not support pc charset
|
|
if ( isRxvtTerminal() || isUrxvtTerminal() )
|
|
return;
|
|
|
|
if ( isGnomeTerminal() || isLinuxTerm() )
|
|
{
|
|
// Fallback if tcap "S2" is not found
|
|
if ( ! TCAP(fc::t_enter_pc_charset_mode) )
|
|
{
|
|
if ( data->hasUTF8Console() )
|
|
{
|
|
// Select iso8859-1 + null mapping
|
|
TCAP(fc::t_enter_pc_charset_mode) = \
|
|
C_STR(ESC "%@" ESC "(U");
|
|
}
|
|
else
|
|
{
|
|
// Select null mapping
|
|
TCAP(fc::t_enter_pc_charset_mode) = \
|
|
C_STR(ESC "(U");
|
|
}
|
|
|
|
opti_attr->set_enter_pc_charset_mode \
|
|
(TCAP(fc::t_enter_pc_charset_mode));
|
|
reinit = true;
|
|
}
|
|
|
|
// Fallback if tcap "S3" is not found
|
|
if ( ! TCAP(fc::t_exit_pc_charset_mode) )
|
|
{
|
|
if ( data->hasUTF8Console() )
|
|
{
|
|
// Select ascii mapping + utf8
|
|
TCAP(fc::t_exit_pc_charset_mode) = \
|
|
C_STR(ESC "(B" ESC "%G");
|
|
}
|
|
else
|
|
{
|
|
// Select ascii mapping
|
|
TCAP(fc::t_enter_pc_charset_mode) = \
|
|
C_STR(ESC "(B");
|
|
}
|
|
|
|
opti_attr->set_exit_pc_charset_mode \
|
|
(TCAP(fc::t_exit_pc_charset_mode));
|
|
reinit = true;
|
|
}
|
|
}
|
|
|
|
if ( reinit )
|
|
opti_attr->initialize();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_cygwin_charmap()
|
|
{
|
|
// Replace don't printable PC charset characters in a Cygwin terminal
|
|
|
|
if ( ! isCygwinTerminal() )
|
|
return;
|
|
|
|
// PC encoding changes
|
|
for (std::size_t i{0}; i <= fc::lastCharItem; i++ )
|
|
{
|
|
if ( fc::character[i][fc::UTF8] == fc::BlackUpPointingTriangle ) // ▲
|
|
fc::character[i][fc::PC] = 0x18;
|
|
|
|
if ( fc::character[i][fc::UTF8] == fc::BlackDownPointingTriangle ) // ▼
|
|
fc::character[i][fc::PC] = 0x19;
|
|
|
|
if ( fc::character[i][fc::UTF8] == fc::InverseBullet // ◘
|
|
|| fc::character[i][fc::UTF8] == fc::InverseWhiteCircle // ◙
|
|
|| fc::character[i][fc::UTF8] == fc::UpDownArrow // ↕
|
|
|| fc::character[i][fc::UTF8] == fc::LeftRightArrow // ↔
|
|
|| fc::character[i][fc::UTF8] == fc::DoubleExclamationMark // ‼
|
|
|| fc::character[i][fc::UTF8] == fc::BlackRectangle // ▬
|
|
|| fc::character[i][fc::UTF8] == fc::RightwardsArrow // →
|
|
|| fc::character[i][fc::UTF8] == fc::Section // §
|
|
|| fc::character[i][fc::UTF8] == fc::SquareRoot ) // SquareRoot √
|
|
fc::character[i][fc::PC] = fc::character[i][fc::ASCII];
|
|
}
|
|
|
|
// General encoding changes
|
|
charSubstitution& sub_map = data->getCharSubstitutionMap();
|
|
sub_map[L'•'] = L'*';
|
|
sub_map[L'●'] = L'*';
|
|
sub_map[L'◘'] = L'*';
|
|
sub_map[L'○'] = L'*';
|
|
sub_map[L'◙'] = L'*';
|
|
sub_map[L'♪'] = L'♫';
|
|
sub_map[L'√'] = L'x';
|
|
sub_map[L'ˣ'] = L'`';
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_fixed_max_color()
|
|
{
|
|
// Initialize maximum number of colors for known terminals
|
|
|
|
if ( isCygwinTerminal()
|
|
|| isPuttyTerminal()
|
|
|| isTeraTerm()
|
|
|| isRxvtTerminal() )
|
|
{
|
|
FTermcap::max_color = 16;
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_teraterm_charmap()
|
|
{
|
|
// Tera Term can't print ascii characters < 0x20
|
|
|
|
if ( ! isTeraTerm() )
|
|
return;
|
|
|
|
for (std::size_t i{0}; i <= fc::lastCharItem; i++ )
|
|
if ( fc::character[i][fc::PC] < 0x20 )
|
|
fc::character[i][fc::PC] = fc::character[i][fc::ASCII];
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_keyboard()
|
|
{
|
|
FKeyboard::init();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_termcap()
|
|
{
|
|
// Initialize the terminal capabilities
|
|
|
|
FTermcap::init();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_quirks()
|
|
{
|
|
// Initialize terminal quirks
|
|
|
|
FTermcapQuirks::terminalFixup(); // Fix terminal quirks
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_optiMove()
|
|
{
|
|
// Duration precalculation of the cursor movement strings
|
|
|
|
FOptiMove::termEnv optimove_env =
|
|
{
|
|
TCAP(fc::t_cursor_home),
|
|
TCAP(fc::t_carriage_return),
|
|
TCAP(fc::t_cursor_to_ll),
|
|
TCAP(fc::t_tab),
|
|
TCAP(fc::t_back_tab),
|
|
TCAP(fc::t_cursor_up),
|
|
TCAP(fc::t_cursor_down),
|
|
TCAP(fc::t_cursor_left),
|
|
TCAP(fc::t_cursor_right),
|
|
TCAP(fc::t_cursor_address),
|
|
TCAP(fc::t_column_address),
|
|
TCAP(fc::t_row_address),
|
|
TCAP(fc::t_parm_up_cursor),
|
|
TCAP(fc::t_parm_down_cursor),
|
|
TCAP(fc::t_parm_left_cursor),
|
|
TCAP(fc::t_parm_right_cursor),
|
|
TCAP(fc::t_erase_chars),
|
|
TCAP(fc::t_repeat_char),
|
|
TCAP(fc::t_clr_bol),
|
|
TCAP(fc::t_clr_eol),
|
|
FTermcap::tabstop,
|
|
FTermcap::automatic_left_margin,
|
|
FTermcap::eat_nl_glitch
|
|
};
|
|
|
|
opti_move->setTermEnvironment(optimove_env);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_optiAttr()
|
|
{
|
|
// Setting video attribute optimization
|
|
|
|
FOptiAttr::termEnv optiattr_env =
|
|
{
|
|
TCAP(fc::t_enter_bold_mode),
|
|
TCAP(fc::t_exit_bold_mode),
|
|
TCAP(fc::t_enter_dim_mode),
|
|
TCAP(fc::t_exit_dim_mode),
|
|
TCAP(fc::t_enter_italics_mode),
|
|
TCAP(fc::t_exit_italics_mode),
|
|
TCAP(fc::t_enter_underline_mode),
|
|
TCAP(fc::t_exit_underline_mode),
|
|
TCAP(fc::t_enter_blink_mode),
|
|
TCAP(fc::t_exit_blink_mode),
|
|
TCAP(fc::t_enter_reverse_mode),
|
|
TCAP(fc::t_exit_reverse_mode),
|
|
TCAP(fc::t_enter_standout_mode),
|
|
TCAP(fc::t_exit_standout_mode),
|
|
TCAP(fc::t_enter_secure_mode),
|
|
TCAP(fc::t_exit_secure_mode),
|
|
TCAP(fc::t_enter_protected_mode),
|
|
TCAP(fc::t_exit_protected_mode),
|
|
TCAP(fc::t_enter_crossed_out_mode),
|
|
TCAP(fc::t_exit_crossed_out_mode),
|
|
TCAP(fc::t_enter_dbl_underline_mode),
|
|
TCAP(fc::t_exit_dbl_underline_mode),
|
|
TCAP(fc::t_set_attributes),
|
|
TCAP(fc::t_exit_attribute_mode),
|
|
TCAP(fc::t_enter_alt_charset_mode),
|
|
TCAP(fc::t_exit_alt_charset_mode),
|
|
TCAP(fc::t_enter_pc_charset_mode),
|
|
TCAP(fc::t_exit_pc_charset_mode),
|
|
TCAP(fc::t_set_a_foreground),
|
|
TCAP(fc::t_set_a_background),
|
|
TCAP(fc::t_set_foreground),
|
|
TCAP(fc::t_set_background),
|
|
TCAP(fc::t_orig_pair),
|
|
TCAP(fc::t_orig_pair),
|
|
TCAP(fc::t_orig_colors),
|
|
FTermcap::max_color,
|
|
FTermcap::attr_without_color,
|
|
FTermcap::ansi_default_color
|
|
};
|
|
|
|
opti_attr->setTermEnvironment(optiattr_env);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_font()
|
|
{
|
|
if ( getStartOptions().vgafont && ! setVGAFont() )
|
|
exitWithMessage ("VGAfont is not supported by this terminal");
|
|
|
|
if ( getStartOptions().newfont && ! setNewFont() )
|
|
exitWithMessage ("Newfont is not supported by this terminal");
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_locale()
|
|
{
|
|
// Init current locale
|
|
|
|
const char* termtype = data->getTermType();
|
|
const char* locale_name = std::setlocale (LC_ALL, "");
|
|
std::setlocale (LC_NUMERIC, "");
|
|
|
|
// Get XTERM_LOCALE
|
|
const char* locale_xterm = std::getenv("XTERM_LOCALE");
|
|
|
|
// set LC_ALL to XTERM_LOCALE
|
|
if ( locale_xterm )
|
|
locale_name = std::setlocale (LC_ALL, locale_xterm);
|
|
|
|
// TeraTerm can not show UTF-8 character
|
|
if ( isTeraTerm() && ! std::strcmp(nl_langinfo(CODESET), "UTF-8") )
|
|
locale_name = std::setlocale (LC_ALL, "C");
|
|
|
|
// Kterm
|
|
if ( isKtermTerminal() && ! std::strcmp(nl_langinfo(CODESET), "UTF-8") )
|
|
locale_name = std::setlocale (LC_ALL, "C");
|
|
|
|
// Sun (color) workstation console can't show UTF-8 character
|
|
if ( std::strncmp(termtype, "sun", 3) == 0
|
|
&& ! std::strcmp(nl_langinfo(CODESET), "UTF-8") )
|
|
locale_name = std::setlocale (LC_ALL, "C");
|
|
|
|
// Try to found a meaningful content for locale_name
|
|
if ( locale_name )
|
|
locale_name = std::setlocale (LC_CTYPE, nullptr);
|
|
else
|
|
{
|
|
locale_name = std::getenv("LC_ALL");
|
|
|
|
if ( ! locale_name )
|
|
{
|
|
locale_name = std::getenv("LC_CTYPE");
|
|
|
|
if ( ! locale_name )
|
|
locale_name = std::getenv("LANG");
|
|
}
|
|
}
|
|
|
|
// Fallback to C
|
|
if ( ! locale_name )
|
|
std::setlocale (LC_ALL, "C");
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_encoding()
|
|
{
|
|
// detect encoding and set the putchar() function pointer
|
|
|
|
bool force_vt100{false}; // VT100 line drawing (G1 character set)
|
|
init_encoding_set();
|
|
|
|
if ( isRxvtTerminal() && ! isUrxvtTerminal() )
|
|
force_vt100 = true; // This rxvt terminal does not support utf-8
|
|
|
|
init_term_encoding();
|
|
init_pc_charset();
|
|
init_individual_term_encoding();
|
|
|
|
if ( force_vt100 )
|
|
init_force_vt100_encoding();
|
|
else
|
|
init_utf8_without_alt_charset();
|
|
|
|
init_tab_quirks();
|
|
|
|
if ( getStartOptions().encoding != fc::UNKNOWN )
|
|
{
|
|
setEncoding(getStartOptions().encoding);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FTerm::init_encoding_set()
|
|
{
|
|
// Define the encoding set
|
|
|
|
auto& encoding_list = data->getEncodingList();
|
|
encoding_list["UTF8"] = fc::UTF8;
|
|
encoding_list["UTF-8"] = fc::UTF8;
|
|
encoding_list["VT100"] = fc::VT100; // VT100 line drawing
|
|
encoding_list["PC"] = fc::PC; // CP-437
|
|
encoding_list["ASCII"] = fc::ASCII;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_term_encoding()
|
|
{
|
|
const int stdout_no = FTermios::getStdOut();
|
|
const char* termtype = data->getTermType();
|
|
|
|
if ( ! fsys )
|
|
getFSystem();
|
|
|
|
if ( fsys->isTTY(stdout_no)
|
|
&& ! std::strcmp(nl_langinfo(CODESET), "UTF-8") )
|
|
{
|
|
data->setUTF8Console(true);
|
|
data->setTermEncoding (fc::UTF8);
|
|
putchar() = &FTerm::putchar_UTF8; // function pointer
|
|
data->setUTF8(true);
|
|
setUTF8(true);
|
|
keyboard->enableUTF8();
|
|
}
|
|
else if ( fsys->isTTY(stdout_no)
|
|
&& (std::strlen(termtype) > 0)
|
|
&& (TCAP(fc::t_exit_alt_charset_mode) != nullptr) )
|
|
{
|
|
data->setVT100Console (true);
|
|
data->setTermEncoding (fc::VT100);
|
|
putchar() = &FTerm::putchar_ASCII; // function pointer
|
|
}
|
|
else
|
|
{
|
|
data->setASCIIConsole (true);
|
|
data->setTermEncoding (fc::ASCII);
|
|
putchar() = &FTerm::putchar_ASCII; // function pointer
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_individual_term_encoding()
|
|
{
|
|
if ( isNewFont()
|
|
|| (isPuttyTerminal() && ! data->isUTF8())
|
|
|| (isTeraTerm() && ! data->isUTF8()) )
|
|
{
|
|
data->setTermEncoding (fc::PC);
|
|
putchar() = &FTerm::putchar_ASCII; // function pointer
|
|
|
|
if ( hasUTF8()
|
|
&& getStartOptions().encoding == fc::UNKNOWN
|
|
&& isXTerminal() )
|
|
putchar() = &FTerm::putchar_UTF8; // function pointer
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_force_vt100_encoding()
|
|
{
|
|
data->setVT100Console(true);
|
|
data->setTermEncoding (fc::VT100);
|
|
putchar() = &FTerm::putchar_ASCII; // function pointer
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_utf8_without_alt_charset()
|
|
{
|
|
// Fall back to ascii for utf-8 terminals that
|
|
// do not support VT100 line drawings
|
|
|
|
if ( FTermcap::no_utf8_acs_chars && data->isUTF8()
|
|
&& data->getTermEncoding() == fc::VT100 )
|
|
{
|
|
data->setASCIIConsole(true);
|
|
data->setTermEncoding (fc::ASCII);
|
|
putchar() = &FTerm::putchar_ASCII; // function pointer
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_tab_quirks()
|
|
{
|
|
// In some alternative character sets, a tab character prints a '○'
|
|
// on the terminal and does not move the cursor to the next tab stop
|
|
// position
|
|
|
|
const auto& enc = data->getTermEncoding();
|
|
|
|
if ( enc == fc::VT100 || enc == fc::PC )
|
|
{
|
|
char* empty{nullptr};
|
|
opti_move->set_tabular (empty);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init_captureFontAndTitle()
|
|
{
|
|
// Save the used xterm font and window title
|
|
|
|
if ( ! FStartOptions::getFStartOptions().terminal_data_request )
|
|
return;
|
|
|
|
xterm->captureFontAndTitle();
|
|
const auto& font = xterm->getFont();
|
|
const auto& title = xterm->getTitle();
|
|
|
|
if ( ! font.isEmpty() )
|
|
data->setXtermFont(font);
|
|
|
|
if ( ! title.isEmpty() )
|
|
data->setXtermTitle(title);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline bool FTerm::hasNoFontSettingOption()
|
|
{
|
|
if ( isGnomeTerminal()
|
|
|| isKdeTerminal()
|
|
|| isPuttyTerminal()
|
|
|| isTeraTerm()
|
|
|| isCygwinTerminal()
|
|
|| isMinttyTerm() )
|
|
return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::redefineColorPalette()
|
|
{
|
|
// Redefine the color palette
|
|
|
|
if ( ! canChangeColorPalette() )
|
|
return;
|
|
|
|
resetColorMap();
|
|
saveColorMap();
|
|
|
|
if ( getMaxColor() >= 16 )
|
|
FColorPalette::set16ColorPalette (FTerm::setPalette);
|
|
else // 8 colors
|
|
FColorPalette::set8ColorPalette (FTerm::setPalette);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::restoreColorPalette()
|
|
{
|
|
if ( ! canChangeColorPalette() )
|
|
return;
|
|
|
|
// Reset screen settings
|
|
if ( getMaxColor() >= 16 )
|
|
FColorPalette::reset16ColorPalette (FTerm::setPalette);
|
|
else // 8 colors
|
|
FColorPalette::reset8ColorPalette (FTerm::setPalette);
|
|
|
|
xterm->resetColorMap();
|
|
resetColorMap();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::setInsertCursorStyle()
|
|
{
|
|
xterm->setCursorStyle (fc::blinking_underline);
|
|
setKDECursor(fc::UnderlineCursor);
|
|
|
|
#if defined(__linux__)
|
|
linux->setCursorStyle (fc::underscore_cursor);
|
|
#elif defined(__FreeBSD__) || defined(__DragonFly__) || defined(UNIT_TEST)
|
|
freebsd->setCursorStyle (fc::destructive_cursor);
|
|
#endif
|
|
|
|
if ( isUrxvtTerminal() )
|
|
xterm->setCursorColor ("rgb:ffff/ffff/ffff");
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::setOverwriteCursorStyle()
|
|
{
|
|
xterm->setCursorStyle (fc::steady_block);
|
|
setKDECursor(fc::BlockCursor);
|
|
|
|
#if defined(__linux__)
|
|
linux->setCursorStyle (fc::full_block_cursor);
|
|
#elif defined(__FreeBSD__) || defined(__DragonFly__) || defined(UNIT_TEST)
|
|
freebsd->setCursorStyle (fc::normal_cursor);
|
|
#endif
|
|
|
|
if ( isUrxvtTerminal() )
|
|
xterm->setCursorColor ("rgb:eeee/0000/0000");
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
char* FTerm::enableCursorString()
|
|
{
|
|
// Returns the cursor enable string
|
|
|
|
static constexpr std::size_t SIZE = 32;
|
|
static char enable_str[SIZE]{};
|
|
const auto& vs = TCAP(fc::t_cursor_visible);
|
|
const auto& ve = TCAP(fc::t_cursor_normal);
|
|
|
|
if ( ve )
|
|
std::strncpy (enable_str, ve, SIZE - 1);
|
|
else if ( vs )
|
|
std::strncpy (enable_str, vs, SIZE - 1);
|
|
|
|
#if defined(__linux__)
|
|
if ( isLinuxTerm() )
|
|
{
|
|
// Restore the last used Linux console cursor style
|
|
const char* cstyle = linux->getCursorStyleString();
|
|
std::strncat (enable_str, cstyle, SIZE - std::strlen(enable_str) - 1);
|
|
}
|
|
#endif // defined(__linux__)
|
|
|
|
enable_str[SIZE - 1] = '\0';
|
|
|
|
#if defined(__FreeBSD__) || defined(__DragonFly__) || defined(UNIT_TEST)
|
|
if ( isFreeBSDTerm() )
|
|
{
|
|
// Restore the last used FreeBSD console cursor style
|
|
freebsd->setCursorStyle (freebsd->getCursorStyle());
|
|
}
|
|
#endif // defined(__FreeBSD__) || defined(__DragonFly__) || defined(UNIT_TEST)
|
|
|
|
return enable_str;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
char* FTerm::disableCursorString()
|
|
{
|
|
// Returns the cursor disable string
|
|
|
|
const auto& vi = TCAP(fc::t_cursor_invisible);
|
|
|
|
if ( vi )
|
|
return vi;
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::enableMouse()
|
|
{
|
|
// Enable the terminal mouse support
|
|
|
|
if ( ! getStartOptions().mouse_support )
|
|
return;
|
|
|
|
bool gpm_mouse{false};
|
|
bool xterm_mouse{false};
|
|
|
|
#if defined(__linux__)
|
|
if ( isLinuxTerm() && openConsole() == 0 )
|
|
{
|
|
if ( linux->isLinuxConsole() )
|
|
gpm_mouse = true;
|
|
|
|
closeConsole();
|
|
}
|
|
#endif // defined(__linux__)
|
|
|
|
if ( TCAP(fc::t_key_mouse) && ! isLinuxTerm() )
|
|
xterm_mouse = true;
|
|
|
|
keyboard->enableMouseSequences();
|
|
mouse->setMaxWidth (uInt16(getColumnNumber()));
|
|
mouse->setMaxHeight (uInt16(getLineNumber()));
|
|
// Enable the linux general purpose mouse (gpm) server
|
|
mouse->useGpmMouse (gpm_mouse);
|
|
// Enable xterm mouse support
|
|
mouse->useXtermMouse (xterm_mouse);
|
|
mouse->enable();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FTerm::disableMouse()
|
|
{
|
|
// Disable the terminal mouse support
|
|
|
|
keyboard->disableMouseSequences();
|
|
mouse->disable();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FTerm::enableKeypad()
|
|
{
|
|
// Enter 'keyboard_transmit' mode
|
|
|
|
if ( TCAP(fc::t_keypad_xmit) )
|
|
{
|
|
putstring (TCAP(fc::t_keypad_xmit));
|
|
std::fflush(stdout);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FTerm::disableKeypad()
|
|
{
|
|
// Leave 'keyboard_transmit' mode
|
|
|
|
if ( TCAP(fc::t_keypad_local) )
|
|
{
|
|
putstring (TCAP(fc::t_keypad_local));
|
|
std::fflush(stdout);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FTerm::enableAlternateCharset()
|
|
{
|
|
// Enable alternate charset
|
|
|
|
if ( TCAP(fc::t_enable_acs) )
|
|
{
|
|
putstring (TCAP(fc::t_enable_acs));
|
|
std::fflush(stdout);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FTerm::enableApplicationEscKey()
|
|
{
|
|
// switch to application escape key mode
|
|
|
|
if ( isMinttyTerm() )
|
|
FTerm::putstring (CSI "?7727h");
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FTerm::disableApplicationEscKey()
|
|
{
|
|
// Switch to normal escape key mode
|
|
|
|
if ( isMinttyTerm() )
|
|
putstring (CSI "?7727l");
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::useAlternateScreenBuffer()
|
|
{
|
|
// Switch to the alternate screen
|
|
|
|
if ( ! hasAlternateScreen() )
|
|
return;
|
|
|
|
// Save current cursor position
|
|
if ( TCAP(fc::t_save_cursor) )
|
|
{
|
|
putstring (TCAP(fc::t_save_cursor));
|
|
std::fflush(stdout);
|
|
}
|
|
|
|
// Saves the screen and the cursor position
|
|
if ( TCAP(fc::t_enter_ca_mode) )
|
|
{
|
|
putstring (TCAP(fc::t_enter_ca_mode));
|
|
std::fflush(stdout);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::useNormalScreenBuffer()
|
|
{
|
|
// Switch to the normal screen
|
|
|
|
if ( ! hasAlternateScreen() )
|
|
return;
|
|
|
|
// restores the screen and the cursor position
|
|
if ( TCAP(fc::t_exit_ca_mode) )
|
|
{
|
|
putstring (TCAP(fc::t_exit_ca_mode));
|
|
std::fflush(stdout);
|
|
}
|
|
|
|
// restore cursor to position of last save_cursor
|
|
if ( TCAP(fc::t_restore_cursor) )
|
|
{
|
|
putstring (TCAP(fc::t_restore_cursor));
|
|
std::fflush(stdout);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FTerm::allocationValues()
|
|
{
|
|
FStartOptions::getFStartOptions();
|
|
getFTermData();
|
|
getFSystem();
|
|
getFOptiMove();
|
|
getFOptiAttr();
|
|
getFTermDetection();
|
|
getFTermXTerminal();
|
|
getFKeyboard();
|
|
getFMouseControl();
|
|
|
|
#if defined(__linux__)
|
|
getFTermLinux();
|
|
#elif defined(__FreeBSD__) || defined(__DragonFly__) || defined(UNIT_TEST)
|
|
getFTermFreeBSD();
|
|
#elif defined(__NetBSD__) || defined(__OpenBSD__) || defined(UNIT_TEST)
|
|
getFTermOpenBSD();
|
|
#endif
|
|
|
|
#if DEBUG
|
|
getFTermDebugData();
|
|
#endif
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FTerm::deallocationValues()
|
|
{
|
|
#if DEBUG
|
|
if ( debug_data )
|
|
delete debug_data;
|
|
#endif
|
|
|
|
#if defined(__NetBSD__) || defined(__OpenBSD__) || defined(UNIT_TEST)
|
|
if ( openbsd )
|
|
delete openbsd;
|
|
#elif defined(__FreeBSD__) || defined(__DragonFly__) || defined(UNIT_TEST)
|
|
if ( freebsd )
|
|
delete freebsd;
|
|
#elif defined(__linux__)
|
|
if ( linux )
|
|
delete linux;
|
|
#endif
|
|
|
|
if ( mouse )
|
|
delete mouse;
|
|
|
|
if ( keyboard )
|
|
delete keyboard;
|
|
|
|
if ( xterm )
|
|
delete xterm;
|
|
|
|
if ( term_detection )
|
|
delete term_detection;
|
|
|
|
if ( opti_attr )
|
|
delete opti_attr;
|
|
|
|
if ( opti_move )
|
|
delete opti_move;
|
|
|
|
if ( fsys )
|
|
delete fsys;
|
|
|
|
if ( data )
|
|
delete data;
|
|
|
|
const defaultPutChar* putchar_ptr = &(putchar());
|
|
delete putchar_ptr;
|
|
FStartOptions::destroyObject();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::init (bool disable_alt_screen)
|
|
{
|
|
init_term_object = this;
|
|
|
|
// Initialize global values for all objects
|
|
allocationValues();
|
|
init_global_values(disable_alt_screen);
|
|
|
|
// Initialize the terminal
|
|
if ( ! init_terminal() )
|
|
return;
|
|
|
|
// Set maximum number of colors for detected terminals
|
|
init_fixed_max_color();
|
|
|
|
// Initializes variables for the current terminal
|
|
init_termcap();
|
|
|
|
// Initialize terminal quirks
|
|
init_quirks();
|
|
|
|
// Initialize cursor movement optimization
|
|
init_optiMove();
|
|
|
|
// Initialize video attributes optimization
|
|
init_optiAttr();
|
|
|
|
// Initialize vt100 alternate character set
|
|
init_alt_charset();
|
|
|
|
// Pass the terminal capabilities to the keyboard object
|
|
keyboard->setTermcapMap (fc::fkey);
|
|
|
|
// Initializes locale information
|
|
init_locale();
|
|
|
|
// Detect environment and set encoding
|
|
init_encoding();
|
|
|
|
// Initializes keyboard settings
|
|
init_keyboard();
|
|
|
|
// Enable the terminal mouse support
|
|
enableMouse();
|
|
|
|
// Activate meta key sends escape
|
|
if ( isXTerminal() )
|
|
xterm->metaSendsESC(true);
|
|
|
|
// switch to application escape key mode
|
|
enableApplicationEscKey();
|
|
|
|
// Enter 'keyboard_transmit' mode
|
|
enableKeypad();
|
|
|
|
// Switch to the alternate screen
|
|
useAlternateScreenBuffer();
|
|
|
|
// Enable alternate charset
|
|
enableAlternateCharset();
|
|
|
|
// Save the used xterm font and window title
|
|
init_captureFontAndTitle();
|
|
|
|
// KDE terminal cursor and cygwin + teraterm charmap correction
|
|
initTermspecifics();
|
|
|
|
// Redefine the color palette
|
|
if ( getStartOptions().color_change )
|
|
redefineColorPalette();
|
|
|
|
// Set 220 Hz beep (100 ms)
|
|
setBeep(220, 100);
|
|
|
|
// Set FTerm signal handler
|
|
setSignalHandler();
|
|
|
|
if ( ! getStartOptions().cursor_optimisation )
|
|
data->supportCursorOptimisation(false);
|
|
|
|
// Activate the VGA or the new graphic font
|
|
// (depending on the initialization values)
|
|
init_font();
|
|
|
|
// Turn off hardware echo
|
|
FTermios::unsetHardwareEcho();
|
|
|
|
// Switch to the raw mode
|
|
FTermios::setRawMode();
|
|
|
|
// The terminal is now initialized
|
|
term_initialized = true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FTerm::init_terminal()
|
|
{
|
|
// Initialize termios
|
|
FTermios::init();
|
|
|
|
// Check if stdin is a tty
|
|
if ( ! fsys->isTTY(FTermios::getStdIn()) )
|
|
{
|
|
data->setExitMessage("FTerm: Standard input is not a TTY.");
|
|
FApplication::exit(EXIT_FAILURE);
|
|
return false;
|
|
}
|
|
|
|
// Get pathname of the terminal device
|
|
init_terminal_device_path();
|
|
|
|
// Initialize Linux or *BSD console
|
|
initOSspecifics();
|
|
|
|
// Save termios settings
|
|
try
|
|
{
|
|
FTermios::storeTTYsettings();
|
|
}
|
|
catch (const std::system_error& ex)
|
|
{
|
|
FString msg = "FTerm: " + FString(ex.what());
|
|
data->setExitMessage(msg);
|
|
FApplication::exit(EXIT_FAILURE);
|
|
return false;
|
|
}
|
|
|
|
// Get output baud rate
|
|
initBaudRate();
|
|
|
|
// Terminal detection
|
|
FTermDetection::detect();
|
|
setTermType (term_detection->getTermType());
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::initOSspecifics()
|
|
{
|
|
#if defined(__linux__)
|
|
linux->init(); // Initialize Linux console
|
|
|
|
#if DEBUG
|
|
data->setFramebufferBpp (linux->getFramebufferBpp());
|
|
#endif
|
|
|
|
#endif // defined(__linux__)
|
|
|
|
#if defined(__FreeBSD__) || defined(__DragonFly__) || defined(UNIT_TEST)
|
|
if ( getStartOptions().meta_sends_escape )
|
|
freebsd->enableMetaSendsEscape();
|
|
else
|
|
freebsd->disableMetaSendsEscape();
|
|
|
|
if ( getStartOptions().change_cursorstyle )
|
|
freebsd->enableChangeCursorStyle();
|
|
else
|
|
freebsd->disableChangeCursorStyle();
|
|
|
|
freebsd->init(); // Initialize BSD console
|
|
#elif defined(__NetBSD__) || defined(__OpenBSD__) || defined(UNIT_TEST)
|
|
if ( getStartOptions().meta_sends_escape )
|
|
openbsd->enableMetaSendsEscape();
|
|
else
|
|
openbsd->disableMetaSendsEscape();
|
|
|
|
openbsd->init(); // Initialize wscons console
|
|
#endif
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::initTermspecifics()
|
|
{
|
|
if ( isKdeTerminal() )
|
|
setKDECursor(fc::UnderlineCursor);
|
|
|
|
if ( isCygwinTerminal() )
|
|
init_cygwin_charmap();
|
|
|
|
if ( isTeraTerm() )
|
|
init_teraterm_charmap();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::initBaudRate()
|
|
{
|
|
const int stdout_no = FTermios::getStdOut();
|
|
const uInt baud = FTermios::getBaudRate();
|
|
data->setBaudrate(baud);
|
|
|
|
if ( ! fsys )
|
|
getFSystem();
|
|
|
|
if ( fsys->isTTY(stdout_no) )
|
|
opti_move->setBaudRate(int(baud));
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::finish()
|
|
{
|
|
// Set default signal handler
|
|
|
|
const auto& title = data->getXtermTitle();
|
|
resetSignalHandler();
|
|
|
|
if ( title && isXTerminal() && ! isRxvtTerminal() )
|
|
setTermTitle (title);
|
|
|
|
// Restore the saved termios settings
|
|
FTermios::restoreTTYsettings();
|
|
|
|
// Turn off all attributes
|
|
if ( TCAP(fc::t_exit_attribute_mode) )
|
|
{
|
|
putstring (TCAP(fc::t_exit_attribute_mode));
|
|
std::fflush(stdout);
|
|
}
|
|
|
|
// Turn off pc charset mode
|
|
if ( TCAP(fc::t_exit_pc_charset_mode) )
|
|
{
|
|
putstring (TCAP(fc::t_exit_pc_charset_mode));
|
|
std::fflush(stdout);
|
|
}
|
|
|
|
// Reset xterm color settings to default values
|
|
xterm->resetDefaults();
|
|
|
|
// Set xterm full block cursor
|
|
xterm->setCursorStyle (fc::steady_block);
|
|
|
|
// Restore the color palette
|
|
if ( getStartOptions().color_change )
|
|
restoreColorPalette();
|
|
|
|
// Switch to normal escape key mode
|
|
disableApplicationEscKey();
|
|
|
|
finishOSspecifics1();
|
|
|
|
if ( isKdeTerminal() )
|
|
setKDECursor(fc::BlockCursor);
|
|
|
|
resetBeep();
|
|
|
|
// Disable the terminal mouse support
|
|
if ( getStartOptions().mouse_support )
|
|
disableMouse();
|
|
|
|
// Deactivate meta key sends escape
|
|
if ( isXTerminal() )
|
|
xterm->metaSendsESC(false);
|
|
|
|
// Switch to the normal screen
|
|
useNormalScreenBuffer();
|
|
|
|
// leave 'keyboard_transmit' mode
|
|
disableKeypad();
|
|
|
|
finish_encoding();
|
|
|
|
if ( data->isNewFont() || data->isVGAFont() )
|
|
setOldFont();
|
|
|
|
// Print exit message
|
|
const auto& exit_message = data->getExitMessage();
|
|
|
|
if ( ! exit_message.isEmpty() )
|
|
std::cerr << exit_message << std::endl;
|
|
|
|
deallocationValues();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::finishOSspecifics1()
|
|
{
|
|
#if defined(__linux__)
|
|
linux->finish();
|
|
#elif defined(__FreeBSD__) || defined(__DragonFly__) || defined(UNIT_TEST)
|
|
freebsd->finish();
|
|
#elif defined(__NetBSD__) || defined(__OpenBSD__) || defined(UNIT_TEST)
|
|
openbsd->finish();
|
|
#endif
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::finish_encoding()
|
|
{
|
|
#if defined(__linux__)
|
|
if ( isLinuxTerm() && data->hasUTF8Console() )
|
|
setUTF8(true);
|
|
#endif
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::setSignalHandler()
|
|
{
|
|
signal(SIGTERM, FTerm::signal_handler); // Termination signal
|
|
signal(SIGQUIT, FTerm::signal_handler); // Quit from keyboard (Ctrl-\)
|
|
signal(SIGINT, FTerm::signal_handler); // Keyboard interrupt (Ctrl-C)
|
|
signal(SIGABRT, FTerm::signal_handler); // Abort signal from abort(3)
|
|
signal(SIGILL, FTerm::signal_handler); // Illegal Instruction
|
|
signal(SIGSEGV, FTerm::signal_handler); // Invalid memory reference
|
|
signal(SIGWINCH, FTerm::signal_handler); // Window resize signal
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::resetSignalHandler()
|
|
{
|
|
signal(SIGWINCH, SIG_DFL); // Window resize signal
|
|
signal(SIGSEGV, SIG_DFL); // Invalid memory reference
|
|
signal(SIGILL, SIG_DFL); // Illegal Instruction
|
|
signal(SIGABRT, SIG_DFL); // Abort signal from abort(3)
|
|
signal(SIGINT, SIG_DFL); // Keyboard interrupt (Ctrl-C)
|
|
signal(SIGQUIT, SIG_DFL); // Quit from keyboard (Ctrl-\)
|
|
signal(SIGTERM, SIG_DFL); // Termination signal
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FTerm::signal_handler (int signum)
|
|
{
|
|
switch (signum)
|
|
{
|
|
case SIGWINCH:
|
|
if ( ! data )
|
|
break;
|
|
|
|
if ( data->hasTermResized() )
|
|
break;
|
|
|
|
// initialize a resize event to the root element
|
|
data->setTermResized(true);
|
|
break;
|
|
|
|
case SIGTERM:
|
|
case SIGQUIT:
|
|
case SIGINT:
|
|
case SIGABRT:
|
|
case SIGILL:
|
|
case SIGSEGV:
|
|
init_term_object->finish();
|
|
std::fflush (stderr);
|
|
std::fflush (stdout);
|
|
std::cerr << "\nProgram stopped: signal "
|
|
<< signum
|
|
<< " (" << strsignal(signum) << ")" << std::endl;
|
|
std::terminate();
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
} // namespace finalcut
|