Mercurial > octave-nkf
view libgui/qterminal/libqterminal/unix/Emulation.cpp @ 19627:446c46af4b42 stable
strip trailing whitespace from most source files
* Makefile.am, NEWS, build-aux/common.mk, configure.ac,
doc/Makefile.am, doc/doxyhtml/Makefile.am,
doc/interpreter/Makefile.am, doc/interpreter/arith.txi,
doc/interpreter/audio.txi, doc/interpreter/basics.txi,
doc/interpreter/bugs.txi, doc/interpreter/container.txi,
doc/interpreter/cp-idx.txi, doc/interpreter/data.txi,
doc/interpreter/debug.txi, doc/interpreter/diagperm.txi,
doc/interpreter/diffeq.txi, doc/interpreter/doccheck/README,
doc/interpreter/doccheck/spellcheck, doc/interpreter/emacs.txi,
doc/interpreter/errors.txi, doc/interpreter/eval.txi,
doc/interpreter/expr.txi, doc/interpreter/external.txi,
doc/interpreter/fn-idx.txi, doc/interpreter/func.txi,
doc/interpreter/geometry.txi, doc/interpreter/geometryimages.m,
doc/interpreter/gpl.txi, doc/interpreter/grammar.txi,
doc/interpreter/gui.txi, doc/interpreter/image.txi,
doc/interpreter/install.txi, doc/interpreter/interp.txi,
doc/interpreter/interpimages.m, doc/interpreter/intro.txi,
doc/interpreter/io.txi, doc/interpreter/java.txi,
doc/interpreter/linalg.txi, doc/interpreter/macros.texi,
doc/interpreter/matrix.txi, doc/interpreter/munge-texi.pl,
doc/interpreter/nonlin.txi, doc/interpreter/numbers.txi,
doc/interpreter/obsolete.txi, doc/interpreter/octave-config.1,
doc/interpreter/octave.texi, doc/interpreter/oop.txi,
doc/interpreter/op-idx.txi, doc/interpreter/optim.txi,
doc/interpreter/package.txi, doc/interpreter/plot.txi,
doc/interpreter/poly.txi, doc/interpreter/preface.txi,
doc/interpreter/quad.txi, doc/interpreter/set.txi,
doc/interpreter/signal.txi, doc/interpreter/sparse.txi,
doc/interpreter/sparseimages.m, doc/interpreter/splineimages.m,
doc/interpreter/stats.txi, doc/interpreter/stmt.txi,
doc/interpreter/strings.txi, doc/interpreter/system.txi,
doc/interpreter/testfun.txi, doc/interpreter/tips.txi,
doc/interpreter/var.txi, doc/interpreter/vectorize.txi,
doc/liboctave/Makefile.am, doc/liboctave/array.texi,
doc/liboctave/bugs.texi, doc/liboctave/cp-idx.texi,
doc/liboctave/dae.texi, doc/liboctave/diffeq.texi,
doc/liboctave/error.texi, doc/liboctave/factor.texi,
doc/liboctave/fn-idx.texi, doc/liboctave/gpl.texi,
doc/liboctave/install.texi, doc/liboctave/intro.texi,
doc/liboctave/liboctave.texi, doc/liboctave/matvec.texi,
doc/liboctave/nleqn.texi, doc/liboctave/nlfunc.texi,
doc/liboctave/ode.texi, doc/liboctave/optim.texi,
doc/liboctave/preface.texi, doc/liboctave/quad.texi,
doc/liboctave/range.texi, doc/refcard/Makefile.am,
doc/refcard/refcard.tex, etc/HACKING, etc/NEWS.1, etc/NEWS.2,
etc/NEWS.3, etc/OLD-ChangeLogs/ChangeLog,
etc/OLD-ChangeLogs/doc-ChangeLog,
etc/OLD-ChangeLogs/scripts-ChangeLog,
etc/OLD-ChangeLogs/src-ChangeLog, etc/OLD-ChangeLogs/test-ChangeLog,
etc/PROJECTS, etc/README.Cygwin, etc/README.MacOS, etc/README.MinGW,
etc/README.gnuplot, etc/gdbinit, etc/icons/Makefile.am,
examples/@polynomial/end.m, examples/@polynomial/subsasgn.m,
examples/Makefile.am, examples/standalonebuiltin.cc,
libgui/Makefile.am, libgui/qterminal/libqterminal/README,
libgui/qterminal/libqterminal/unix/BlockArray.cpp,
libgui/qterminal/libqterminal/unix/BlockArray.h,
libgui/qterminal/libqterminal/unix/Character.h,
libgui/qterminal/libqterminal/unix/CharacterColor.h,
libgui/qterminal/libqterminal/unix/Emulation.cpp,
libgui/qterminal/libqterminal/unix/Emulation.h,
libgui/qterminal/libqterminal/unix/Filter.cpp,
libgui/qterminal/libqterminal/unix/Filter.h,
libgui/qterminal/libqterminal/unix/History.cpp,
libgui/qterminal/libqterminal/unix/History.h,
libgui/qterminal/libqterminal/unix/KeyboardTranslator.cpp,
libgui/qterminal/libqterminal/unix/KeyboardTranslator.h,
libgui/qterminal/libqterminal/unix/LineFont.h,
libgui/qterminal/libqterminal/unix/QUnixTerminalImpl.cpp,
libgui/qterminal/libqterminal/unix/QUnixTerminalImpl.h,
libgui/qterminal/libqterminal/unix/Screen.cpp,
libgui/qterminal/libqterminal/unix/Screen.h,
libgui/qterminal/libqterminal/unix/ScreenWindow.cpp,
libgui/qterminal/libqterminal/unix/ScreenWindow.h,
libgui/qterminal/libqterminal/unix/TerminalCharacterDecoder.cpp,
libgui/qterminal/libqterminal/unix/TerminalCharacterDecoder.h,
libgui/qterminal/libqterminal/unix/Vt102Emulation.h,
libgui/qterminal/libqterminal/win32/QWinTerminalImpl.cpp,
libgui/qterminal/qterminal/main.cpp,
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libinterp/corefcn/gl2ps-renderer.cc, libinterp/corefcn/graphics.cc,
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libinterp/corefcn/lu.cc, libinterp/corefcn/oct-tex-parser.yy,
libinterp/corefcn/oct-tex-symbols.in, libinterp/corefcn/quadcc.cc,
libinterp/corefcn/zfstream.cc, libinterp/dldfcn/__eigs__.cc,
libinterp/dldfcn/__voronoi__.cc, libinterp/gendoc.pl,
libinterp/genprops.awk, libinterp/mk-errno-list, libinterp/mk-pkg-add,
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libinterp/mkops, libinterp/octave-value/ov-java.cc,
libinterp/parse-tree/lex.ll, libinterp/parse-tree/oct-parse.in.yy,
libinterp/parse-tree/octave.gperf, liboctave/Makefile.am,
liboctave/array/Array.cc, liboctave/array/module.mk,
liboctave/cruft/daspk/datv.f, liboctave/cruft/daspk/dcnst0.f,
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liboctave/cruft/daspk/dfnrmk.f, liboctave/cruft/daspk/dhels.f,
liboctave/cruft/daspk/dheqr.f, liboctave/cruft/daspk/dinvwt.f,
liboctave/cruft/daspk/dlinsd.f, liboctave/cruft/daspk/dlinsk.f,
liboctave/cruft/daspk/dmatd.f, liboctave/cruft/daspk/dnedd.f,
liboctave/cruft/daspk/dnedk.f, liboctave/cruft/daspk/dnsd.f,
liboctave/cruft/daspk/dnsid.f, liboctave/cruft/daspk/dnsik.f,
liboctave/cruft/daspk/dnsk.f, liboctave/cruft/daspk/dorth.f,
liboctave/cruft/daspk/dslvd.f, liboctave/cruft/daspk/dslvk.f,
liboctave/cruft/daspk/dspigm.f, liboctave/cruft/daspk/dyypnw.f,
liboctave/cruft/dasrt/ddasrt.f, liboctave/cruft/dasrt/drchek.f,
liboctave/cruft/dassl/ddaslv.f, liboctave/cruft/dassl/ddassl.f,
liboctave/cruft/misc/blaswrap.c, liboctave/cruft/misc/module.mk,
liboctave/cruft/odepack/cfode.f, liboctave/cruft/odepack/dlsode.f,
liboctave/cruft/odepack/ewset.f, liboctave/cruft/odepack/intdy.f,
liboctave/cruft/odepack/prepj.f, liboctave/cruft/odepack/sintdy.f,
liboctave/cruft/odepack/slsode.f, liboctave/cruft/odepack/solsy.f,
liboctave/cruft/odepack/ssolsy.f, liboctave/cruft/odepack/stode.f,
liboctave/cruft/odepack/vnorm.f, liboctave/cruft/ranlib/Basegen.doc,
liboctave/cruft/ranlib/README, liboctave/cruft/ranlib/genbet.f,
liboctave/cruft/ranlib/genexp.f, liboctave/cruft/ranlib/gennch.f,
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liboctave/cruft/slatec-fn/datanh.f,
liboctave/cruft/slatec-fn/xgmainc.f,
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liboctave/operators/mk-ops.awk, liboctave/operators/mx-ops,
liboctave/operators/sparse-mk-ops.awk,
liboctave/operators/sparse-mx-ops, liboctave/operators/vx-ops,
liboctave/util/module.mk, run-octave.in, scripts/@ftp/ftp.m,
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scripts/geometry/griddata.m, scripts/geometry/griddatan.m,
scripts/geometry/voronoi.m, scripts/geometry/voronoin.m,
scripts/gui/guihandles.m, scripts/gui/inputdlg.m,
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scripts/gui/uigetfile.m, scripts/gui/waitbar.m, scripts/gui/warndlg.m,
scripts/help/doc.m, scripts/help/help.m, scripts/help/type.m,
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scripts/io/importdata.m, scripts/io/strread.m, scripts/io/textread.m,
scripts/io/textscan.m, scripts/java/java_get.m,
scripts/java/java_set.m, scripts/java/javaaddpath.m,
scripts/java/javaclasspath.m, scripts/java/javamem.m,
scripts/linear-algebra/linsolve.m, scripts/linear-algebra/qzhess.m,
scripts/miscellaneous/debug.m, scripts/miscellaneous/desktop.m,
scripts/miscellaneous/dir.m, scripts/miscellaneous/dos.m,
scripts/miscellaneous/edit.m, scripts/miscellaneous/fact.m,
scripts/miscellaneous/getappdata.m, scripts/miscellaneous/inputname.m,
scripts/miscellaneous/license.m, scripts/miscellaneous/ls_command.m,
scripts/miscellaneous/run.m, scripts/miscellaneous/setfield.m,
scripts/miscellaneous/unix.m, scripts/miscellaneous/ver.m,
scripts/mk-pkg-add, scripts/mkdoc.pl,
scripts/optimization/fminsearch.m, scripts/optimization/optimset.m,
scripts/optimization/sqp.m, scripts/pkg/pkg.m,
scripts/pkg/private/create_pkgadddel.m,
scripts/pkg/private/fix_depends.m, scripts/pkg/private/install.m,
scripts/plot/appearance/axis.m, scripts/plot/appearance/box.m,
scripts/plot/appearance/clabel.m, scripts/plot/appearance/daspect.m,
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scripts/plot/util/__gnuplot_drawnow__.m,
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scripts/plot/util/print.m,
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scripts/specfun/expint.m, scripts/specfun/factor.m,
scripts/special-matrix/gallery.m, scripts/special-matrix/hankel.m,
scripts/special-matrix/toeplitz.m, scripts/startup/inputrc,
scripts/statistics/base/kurtosis.m, scripts/statistics/base/moment.m,
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scripts/statistics/distributions/betarnd.m,
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scripts/statistics/models/module.mk,
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scripts/strings/strtok.m, scripts/strings/strtrim.m,
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scripts/testfun/__run_test_suite__.m, scripts/testfun/speed.m,
scripts/testfun/test.m, scripts/time/asctime.m,
scripts/time/datenum.m, scripts/time/datevec.m,
scripts/time/weekday.m, src/Makefile.am, test/Makefile.am,
test/build-bc-overload-tests.sh, test/build-sparse-tests.sh,
test/jit.tst, test/line-continue.tst: Strip trailing whitespace.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Tue, 20 Jan 2015 08:26:57 -0500 |
parents | 2de613986374 |
children |
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/* This file is part of Konsole, an X terminal. Copyright (C) 2007, 2013 Robert Knight <robertknight@gmail.com> Copyright (C) 1997,1998 by Lars Doelle <lars.doelle@on-line.de> Copyright (C) 1996, 2013 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 "unix/Emulation.h" // System #include <assert.h> #include <stdio.h> #include <stdlib.h> #include <unistd.h> // Qt #include <QApplication> #include <QClipboard> #include <QtCore/QHash> #include <QKeyEvent> #include <QtCore/QRegExp> #include <QtCore/QTextStream> #include <QtCore/QThread> #include <QtCore/QTime> // Konsole #include "unix/KeyboardTranslator.h" #include "unix/Screen.h" #include "unix/TerminalCharacterDecoder.h" #include "unix/ScreenWindow.h" 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()); } } // Selection --------------------------------------------------------------- -- 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;