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authorRamón M. Gómez <ramongomez@us.es>2020-05-19 14:53:27 +0200
committerRamón M. Gómez <ramongomez@us.es>2020-05-19 14:53:27 +0200
commit4f9978aea3a93f3069a47c31bf5649835e8ba2c3 (patch)
tree08f5e8f0cd6843bfb9ee1c54f909f0608c941a61 /client/browser/qtermwidget/src/Emulation.cpp
parenta0868b7012b2a8aba33b34b0cf08741ea2b97725 (diff)
#959: Delete dirs moved to other repositories.
OGAgent code, browser code and the ogLive builder scrips are moved to new Git repositories.
Diffstat (limited to 'client/browser/qtermwidget/src/Emulation.cpp')
-rw-r--r--client/browser/qtermwidget/src/Emulation.cpp543
1 files changed, 0 insertions, 543 deletions
diff --git a/client/browser/qtermwidget/src/Emulation.cpp b/client/browser/qtermwidget/src/Emulation.cpp
deleted file mode 100644
index e767a420..00000000
--- a/client/browser/qtermwidget/src/Emulation.cpp
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@@ -1,543 +0,0 @@
-/*
- This file is part of Konsole, an X terminal.
-
- Copyright (C) 2007 Robert Knight <robertknight@gmail.com>
- Copyright (C) 1997,1998 by Lars Doelle <lars.doelle@on-line.de>
- Copyright (C) 1996 by Matthias Ettrich <ettrich@kde.org>
-
- Rewritten for QT4 by e_k <e_k at users.sourceforge.net>, Copyright (C)2008
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301 USA.
-*/
-
-// Own
-#include "Emulation.h"
-
-// System
-#include <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-// Qt
-#include <QtGui/QApplication>
-#include <QtGui/QClipboard>
-#include <QtCore/QHash>
-#include <QtGui/QKeyEvent>
-#include <QtCore/QRegExp>
-#include <QtCore/QTextStream>
-#include <QtCore/QThread>
-
-#include <QtCore/QTime>
-
-// Konsole
-#include "KeyboardTranslator.h"
-#include "Screen.h"
-#include "TerminalCharacterDecoder.h"
-#include "ScreenWindow.h"
-
-using namespace Konsole;
-
-/* ------------------------------------------------------------------------- */
-/* */
-/* Emulation */
-/* */
-/* ------------------------------------------------------------------------- */
-
-//#define CNTL(c) ((c)-'@')
-
-/*!
-*/
-
-Emulation::Emulation() :
- _currentScreen(0),
- _codec(0),
- _decoder(0),
- _keyTranslator(0),
- _usesMouse(false)
-{
-
- // create screens with a default size
- _screen[0] = new Screen(40,80);
- _screen[1] = new Screen(40,80);
- _currentScreen = _screen[0];
-
- QObject::connect(&_bulkTimer1, SIGNAL(timeout()), this, SLOT(showBulk()) );
- QObject::connect(&_bulkTimer2, SIGNAL(timeout()), this, SLOT(showBulk()) );
-
- // listen for mouse status changes
- connect( this , SIGNAL(programUsesMouseChanged(bool)) ,
- SLOT(usesMouseChanged(bool)) );
-}
-
-bool Emulation::programUsesMouse() const
-{
- return _usesMouse;
-}
-
-void Emulation::usesMouseChanged(bool usesMouse)
-{
- _usesMouse = usesMouse;
-}
-
-ScreenWindow* Emulation::createWindow()
-{
- ScreenWindow* window = new ScreenWindow();
- window->setScreen(_currentScreen);
- _windows << window;
-
- connect(window , SIGNAL(selectionChanged()),
- this , SLOT(bufferedUpdate()));
-
- connect(this , SIGNAL(outputChanged()),
- window , SLOT(notifyOutputChanged()) );
- return window;
-}
-
-/*!
-*/
-
-Emulation::~Emulation()
-{
- QListIterator<ScreenWindow*> windowIter(_windows);
-
- while (windowIter.hasNext())
- {
- delete windowIter.next();
- }
-
- delete _screen[0];
- delete _screen[1];
- delete _decoder;
-}
-
-/*! change between primary and alternate _screen
-*/
-
-void Emulation::setScreen(int n)
-{
- Screen *old = _currentScreen;
- _currentScreen = _screen[n&1];
- if (_currentScreen != old)
- {
- old->setBusySelecting(false);
-
- // tell all windows onto this emulation to switch to the newly active _screen
- QListIterator<ScreenWindow*> windowIter(_windows);
- while ( windowIter.hasNext() )
- {
- windowIter.next()->setScreen(_currentScreen);
- }
- }
-}
-
-void Emulation::clearHistory()
-{
- _screen[0]->setScroll( _screen[0]->getScroll() , false );
-}
-void Emulation::setHistory(const HistoryType& t)
-{
- _screen[0]->setScroll(t);
-
- showBulk();
-}
-
-const HistoryType& Emulation::history()
-{
- return _screen[0]->getScroll();
-}
-
-void Emulation::setCodec(const QTextCodec * qtc)
-{
- Q_ASSERT( qtc );
-
- _codec = qtc;
- delete _decoder;
- _decoder = _codec->makeDecoder();
-
- emit useUtf8Request(utf8());
-}
-
-void Emulation::setCodec(EmulationCodec codec)
-{
- if ( codec == Utf8Codec )
- setCodec( QTextCodec::codecForName("utf8") );
- else if ( codec == LocaleCodec )
- setCodec( QTextCodec::codecForLocale() );
-}
-
-void Emulation::setKeyBindings(const QString& name)
-{
- _keyTranslator = KeyboardTranslatorManager::instance()->findTranslator(name);
-}
-
-QString Emulation::keyBindings()
-{
- return _keyTranslator->name();
-}
-
-
-// Interpreting Codes ---------------------------------------------------------
-
-/*
- This section deals with decoding the incoming character stream.
- Decoding means here, that the stream is first separated into `tokens'
- which are then mapped to a `meaning' provided as operations by the
- `Screen' class.
-*/
-
-/*!
-*/
-
-void Emulation::receiveChar(int c)
-// process application unicode input to terminal
-// this is a trivial scanner
-{
- c &= 0xff;
- switch (c)
- {
- case '\b' : _currentScreen->BackSpace(); break;
- case '\t' : _currentScreen->Tabulate(); break;
- case '\n' : _currentScreen->NewLine(); break;
- case '\r' : _currentScreen->Return(); break;
- case 0x07 : emit stateSet(NOTIFYBELL);
- break;
- default : _currentScreen->ShowCharacter(c); break;
- };
-}
-
-/* ------------------------------------------------------------------------- */
-/* */
-/* Keyboard Handling */
-/* */
-/* ------------------------------------------------------------------------- */
-
-/*!
-*/
-
-void Emulation::sendKeyEvent( QKeyEvent* ev )
-{
- emit stateSet(NOTIFYNORMAL);
-
- if (!ev->text().isEmpty())
- { // A block of text
- // Note that the text is proper unicode.
- // We should do a conversion here, but since this
- // routine will never be used, we simply emit plain ascii.
- //emit sendBlock(ev->text().toAscii(),ev->text().length());
- emit sendData(ev->text().toUtf8(),ev->text().length());
- }
-}
-
-void Emulation::sendString(const char*,int)
-{
- // default implementation does nothing
-}
-
-void Emulation::sendMouseEvent(int /*buttons*/, int /*column*/, int /*row*/, int /*eventType*/)
-{
- // default implementation does nothing
-}
-
-// Unblocking, Byte to Unicode translation --------------------------------- --
-
-/*
- We are doing code conversion from locale to unicode first.
-TODO: Character composition from the old code. See #96536
-*/
-
-void Emulation::receiveData(const char* text, int length)
-{
- emit stateSet(NOTIFYACTIVITY);
-
- bufferedUpdate();
-
- QString unicodeText = _decoder->toUnicode(text,length);
-
- //send characters to terminal emulator
- for (int i=0;i<unicodeText.length();i++)
- {
- receiveChar(unicodeText[i].unicode());
- }
-
- //look for z-modem indicator
- //-- someone who understands more about z-modems that I do may be able to move
- //this check into the above for loop?
- for (int i=0;i<length;i++)
- {
- if (text[i] == '\030')
- {
- if ((length-i-1 > 3) && (strncmp(text+i+1, "B00", 3) == 0))
- emit zmodemDetected();
- }
- }
-}
-
-//OLDER VERSION
-//This version of onRcvBlock was commented out because
-// a) It decoded incoming characters one-by-one, which is slow in the current version of Qt (4.2 tech preview)
-// b) It messed up decoding of non-ASCII characters, with the result that (for example) chinese characters
-// were not printed properly.
-//
-//There is something about stopping the _decoder if "we get a control code halfway a multi-byte sequence" (see below)
-//which hasn't been ported into the newer function (above). Hopefully someone who understands this better
-//can find an alternative way of handling the check.
-
-
-/*void Emulation::onRcvBlock(const char *s, int len)
-{
- emit notifySessionState(NOTIFYACTIVITY);
-
- bufferedUpdate();
- for (int i = 0; i < len; i++)
- {
-
- QString result = _decoder->toUnicode(&s[i],1);
- int reslen = result.length();
-
- // If we get a control code halfway a multi-byte sequence
- // we flush the _decoder and continue with the control code.
- if ((s[i] < 32) && (s[i] > 0))
- {
- // Flush _decoder
- while(!result.length())
- result = _decoder->toUnicode(&s[i],1);
- reslen = 1;
- result.resize(reslen);
- result[0] = QChar(s[i]);
- }
-
- for (int j = 0; j < reslen; j++)
- {
- if (result[j].characterategory() == QChar::Mark_NonSpacing)
- _currentScreen->compose(result.mid(j,1));
- else
- onRcvChar(result[j].unicode());
- }
- if (s[i] == '\030')
- {
- if ((len-i-1 > 3) && (strncmp(s+i+1, "B00", 3) == 0))
- emit zmodemDetected();
- }
- }
-}*/
-
-// Selection --------------------------------------------------------------- --
-
-#if 0
-void Emulation::onSelectionBegin(const int x, const int y, const bool columnmode) {
- if (!connected) return;
- _currentScreen->setSelectionStart( x,y,columnmode);
- showBulk();
-}
-
-void Emulation::onSelectionExtend(const int x, const int y) {
- if (!connected) return;
- _currentScreen->setSelectionEnd(x,y);
- showBulk();
-}
-
-void Emulation::setSelection(const bool preserve_line_breaks) {
- if (!connected) return;
- QString t = _currentScreen->selectedText(preserve_line_breaks);
- if (!t.isNull())
- {
- QListIterator< TerminalDisplay* > viewIter(_views);
-
- while (viewIter.hasNext())
- viewIter.next()->setSelection(t);
- }
-}
-
-void Emulation::testIsSelected(const int x, const int y, bool &selected)
-{
- if (!connected) return;
- selected=_currentScreen->isSelected(x,y);
-}
-
-void Emulation::clearSelection() {
- if (!connected) return;
- _currentScreen->clearSelection();
- showBulk();
-}
-
-#endif
-
-void Emulation::writeToStream( TerminalCharacterDecoder* _decoder ,
- int startLine ,
- int endLine)
-{
- _currentScreen->writeToStream(_decoder,startLine,endLine);
-}
-
-int Emulation::lineCount()
-{
- // sum number of lines currently on _screen plus number of lines in history
- return _currentScreen->getLines() + _currentScreen->getHistLines();
-}
-
-// Refreshing -------------------------------------------------------------- --
-
-#define BULK_TIMEOUT1 10
-#define BULK_TIMEOUT2 40
-
-/*!
-*/
-void Emulation::showBulk()
-{
- _bulkTimer1.stop();
- _bulkTimer2.stop();
-
- emit outputChanged();
-
- _currentScreen->resetScrolledLines();
- _currentScreen->resetDroppedLines();
-}
-
-void Emulation::bufferedUpdate()
-{
- _bulkTimer1.setSingleShot(true);
- _bulkTimer1.start(BULK_TIMEOUT1);
- if (!_bulkTimer2.isActive())
- {
- _bulkTimer2.setSingleShot(true);
- _bulkTimer2.start(BULK_TIMEOUT2);
- }
-}
-
-char Emulation::getErase() const
-{
- return '\b';
-}
-
-void Emulation::setImageSize(int lines, int columns)
-{
- //kDebug() << "Resizing image to: " << lines << "by" << columns << QTime::currentTime().msec();
- Q_ASSERT( lines > 0 );
- Q_ASSERT( columns > 0 );
-
- _screen[0]->resizeImage(lines,columns);
- _screen[1]->resizeImage(lines,columns);
-
- emit imageSizeChanged(lines,columns);
-
- bufferedUpdate();
-}
-
-QSize Emulation::imageSize()
-{
- return QSize(_currentScreen->getColumns(), _currentScreen->getLines());
-}
-
-ushort ExtendedCharTable::extendedCharHash(ushort* unicodePoints , ushort length) const
-{
- ushort hash = 0;
- for ( ushort i = 0 ; i < length ; i++ )
- {
- hash = 31*hash + unicodePoints[i];
- }
- return hash;
-}
-bool ExtendedCharTable::extendedCharMatch(ushort hash , ushort* unicodePoints , ushort length) const
-{
- ushort* entry = extendedCharTable[hash];
-
- // compare given length with stored sequence length ( given as the first ushort in the
- // stored buffer )
- if ( entry == 0 || entry[0] != length )
- return false;
- // if the lengths match, each character must be checked. the stored buffer starts at
- // entry[1]
- for ( int i = 0 ; i < length ; i++ )
- {
- if ( entry[i+1] != unicodePoints[i] )
- return false;
- }
- return true;
-}
-ushort ExtendedCharTable::createExtendedChar(ushort* unicodePoints , ushort length)
-{
- // look for this sequence of points in the table
- ushort hash = extendedCharHash(unicodePoints,length);
-
- // check existing entry for match
- while ( extendedCharTable.contains(hash) )
- {
- if ( extendedCharMatch(hash,unicodePoints,length) )
- {
- // this sequence already has an entry in the table,
- // return its hash
- return hash;
- }
- else
- {
- // if hash is already used by another, different sequence of unicode character
- // points then try next hash
- hash++;
- }
- }
-
-
- // add the new sequence to the table and
- // return that index
- ushort* buffer = new ushort[length+1];
- buffer[0] = length;
- for ( int i = 0 ; i < length ; i++ )
- buffer[i+1] = unicodePoints[i];
-
- extendedCharTable.insert(hash,buffer);
-
- return hash;
-}
-
-ushort* ExtendedCharTable::lookupExtendedChar(ushort hash , ushort& length) const
-{
- // lookup index in table and if found, set the length
- // argument and return a pointer to the character sequence
-
- ushort* buffer = extendedCharTable[hash];
- if ( buffer )
- {
- length = buffer[0];
- return buffer+1;
- }
- else
- {
- length = 0;
- return 0;
- }
-}
-
-ExtendedCharTable::ExtendedCharTable()
-{
-}
-ExtendedCharTable::~ExtendedCharTable()
-{
- // free all allocated character buffers
- QHashIterator<ushort,ushort*> iter(extendedCharTable);
- while ( iter.hasNext() )
- {
- iter.next();
- delete[] iter.value();
- }
-}
-
-// global instance
-ExtendedCharTable ExtendedCharTable::instance;
-
-
-//#include "moc_Emulation.cpp"
-