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Diffstat (limited to 'qt/qextscintillacommand.cpp')
-rw-r--r-- | qt/qextscintillacommand.cpp | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/qt/qextscintillacommand.cpp b/qt/qextscintillacommand.cpp new file mode 100644 index 0000000..57f9ee1 --- /dev/null +++ b/qt/qextscintillacommand.cpp @@ -0,0 +1,199 @@ +// This module implements the QextScintillaCommand class. +// +// Copyright (c) 2006 +// Riverbank Computing Limited <info@riverbankcomputing.co.uk> +// +// This file is part of QScintilla. +// +// This copy of QScintilla 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, or (at your option) any +// later version. +// +// QScintilla is supplied 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 +// QScintilla; see the file LICENSE. If not, write to the Free Software +// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + +#include <qnamespace.h> +#include <qapplication.h> + +#include "qextscintillacommand.h" +#include "qextscintilla.h" +#include "qextscintillabase.h" + + +static int convert(int key); + + +// The ctor. +QextScintillaCommand::QextScintillaCommand(QextScintilla *qs,int msg,int key, + int altkey, const char *desc) : + qsCmd(qs), msgCmd(msg), + qkey(key), qaltkey(altkey), + descCmd(desc) +{ + scikey = convert(qkey); + + if (scikey) + qsCmd -> SendScintilla(QextScintillaBase::SCI_ASSIGNCMDKEY,scikey,msgCmd); + + scialtkey = convert(qaltkey); + + if (scialtkey) + qsCmd -> SendScintilla(QextScintillaBase::SCI_ASSIGNCMDKEY,scialtkey,msgCmd); +} + + +// Bind a key to a command. +void QextScintillaCommand::setKey(int key) +{ + bindKey(key,qkey,scikey); +} + + +// Bind an alternate key to a command. +void QextScintillaCommand::setAlternateKey(int altkey) +{ + bindKey(altkey,qaltkey,scialtkey); +} + + +// Do the hard work of binding a key. +void QextScintillaCommand::bindKey(int key,int &qk,int &scik) +{ + int new_scikey; + + // Ignore if it is invalid, allowing for the fact that we might be + // unbinding it. + if (key) + { + new_scikey = convert(key); + + if (!new_scikey) + return; + } + else + new_scikey = 0; + + if (scik) + qsCmd -> SendScintilla(QextScintillaBase::SCI_CLEARCMDKEY,scik); + + qk = key; + scik = new_scikey; + + if (scik) + qsCmd -> SendScintilla(QextScintillaBase::SCI_ASSIGNCMDKEY,scik,msgCmd); +} + + +// See if a key is valid. +bool QextScintillaCommand::validKey(int key) +{ + return convert(key); +} + + +// Convert a Qt character to the Scintilla equivalent. Return zero if it is +// invalid. +static int convert(int key) +{ + // Convert the modifiers. + int sci_mod = 0; + + if (key & Qt::SHIFT) + sci_mod |= QextScintillaBase::SCMOD_SHIFT; + + if (key & Qt::CTRL) + sci_mod |= QextScintillaBase::SCMOD_CTRL; + + if (key & Qt::ALT) + sci_mod |= QextScintillaBase::SCMOD_ALT; + + key &= ~Qt::MODIFIER_MASK; + + // Convert the key. + int sci_key; + + if (key > 0x7f) + switch (key) + { + case Qt::Key_Down: + sci_key = QextScintillaBase::SCK_DOWN; + break; + + case Qt::Key_Up: + sci_key = QextScintillaBase::SCK_UP; + break; + + case Qt::Key_Left: + sci_key = QextScintillaBase::SCK_LEFT; + break; + + case Qt::Key_Right: + sci_key = QextScintillaBase::SCK_RIGHT; + break; + + case Qt::Key_Home: + sci_key = QextScintillaBase::SCK_HOME; + break; + + case Qt::Key_End: + sci_key = QextScintillaBase::SCK_END; + break; + + case Qt::Key_Prior: + sci_key = QextScintillaBase::SCK_PRIOR; + break; + + case Qt::Key_Next: + sci_key = QextScintillaBase::SCK_NEXT; + break; + + case Qt::Key_Delete: + sci_key = QextScintillaBase::SCK_DELETE; + break; + + case Qt::Key_Insert: + sci_key = QextScintillaBase::SCK_INSERT; + break; + + case Qt::Key_Escape: + sci_key = QextScintillaBase::SCK_ESCAPE; + break; + + case Qt::Key_Backspace: + sci_key = QextScintillaBase::SCK_BACK; + break; + + case Qt::Key_Tab: + sci_key = QextScintillaBase::SCK_TAB; + break; + + case Qt::Key_Return: + sci_key = QextScintillaBase::SCK_RETURN; + break; + + default: + sci_key = 0; + } + else + sci_key = key; + + if (sci_key) + sci_key |= (sci_mod << 16); + + return sci_key; +} + + +// Return the translated user friendly description. +QString QextScintillaCommand::description() const +{ + return qApp -> translate("QextScintillaCommand",descCmd); +} |