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// 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);
}
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