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// This module implements the QsciCommand class.
//
// Copyright (c) 2010 Riverbank Computing Limited <info@riverbankcomputing.com>
//
// This file is part of QScintilla.
//
// This file may be used under the terms of the GNU General Public
// License versions 2.0 or 3.0 as published by the Free Software
// Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3
// included in the packaging of this file. Alternatively you may (at
// your option) use any later version of the GNU General Public
// License if such license has been publicly approved by Riverbank
// Computing Limited (or its successors, if any) and the KDE Free Qt
// Foundation. In addition, as a special exception, Riverbank gives you
// certain additional rights. These rights are described in the Riverbank
// GPL Exception version 1.1, which can be found in the file
// GPL_EXCEPTION.txt in this package.
//
// Please review the following information to ensure GNU General
// Public Licensing requirements will be met:
// http://trolltech.com/products/qt/licenses/licensing/opensource/. If
// you are unsure which license is appropriate for your use, please
// review the following information:
// http://trolltech.com/products/qt/licenses/licensing/licensingoverview
// or contact the sales department at sales@riverbankcomputing.com.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
#include "Qsci/qscicommand.h"
#include <qnamespace.h>
#include <qapplication.h>
#include "Qsci/qsciscintilla.h"
#include "Qsci/qsciscintillabase.h"
static int convert(int key);
// The ctor.
QsciCommand::QsciCommand(QsciScintilla *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(QsciScintillaBase::SCI_ASSIGNCMDKEY, scikey,
msgCmd);
scialtkey = convert(qaltkey);
if (scialtkey)
qsCmd->SendScintilla(QsciScintillaBase::SCI_ASSIGNCMDKEY, scialtkey,
msgCmd);
}
// Bind a key to a command.
void QsciCommand::setKey(int key)
{
bindKey(key,qkey,scikey);
}
// Bind an alternate key to a command.
void QsciCommand::setAlternateKey(int altkey)
{
bindKey(altkey,qaltkey,scialtkey);
}
// Do the hard work of binding a key.
void QsciCommand::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(QsciScintillaBase::SCI_CLEARCMDKEY, scik);
qk = key;
scik = new_scikey;
if (scik)
qsCmd->SendScintilla(QsciScintillaBase::SCI_ASSIGNCMDKEY, scik, msgCmd);
}
// See if a key is valid.
bool QsciCommand::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 |= QsciScintillaBase::SCMOD_SHIFT;
if (key & Qt::CTRL)
sci_mod |= QsciScintillaBase::SCMOD_CTRL;
if (key & Qt::ALT)
sci_mod |= QsciScintillaBase::SCMOD_ALT;
key &= ~Qt::MODIFIER_MASK;
// Convert the key.
int sci_key;
if (key > 0x7f)
switch (key)
{
case Qt::Key_Down:
sci_key = QsciScintillaBase::SCK_DOWN;
break;
case Qt::Key_Up:
sci_key = QsciScintillaBase::SCK_UP;
break;
case Qt::Key_Left:
sci_key = QsciScintillaBase::SCK_LEFT;
break;
case Qt::Key_Right:
sci_key = QsciScintillaBase::SCK_RIGHT;
break;
case Qt::Key_Home:
sci_key = QsciScintillaBase::SCK_HOME;
break;
case Qt::Key_End:
sci_key = QsciScintillaBase::SCK_END;
break;
case Qt::Key_Prior:
sci_key = QsciScintillaBase::SCK_PRIOR;
break;
case Qt::Key_Next:
sci_key = QsciScintillaBase::SCK_NEXT;
break;
case Qt::Key_Delete:
sci_key = QsciScintillaBase::SCK_DELETE;
break;
case Qt::Key_Insert:
sci_key = QsciScintillaBase::SCK_INSERT;
break;
case Qt::Key_Escape:
sci_key = QsciScintillaBase::SCK_ESCAPE;
break;
case Qt::Key_Backspace:
sci_key = QsciScintillaBase::SCK_BACK;
break;
case Qt::Key_Tab:
sci_key = QsciScintillaBase::SCK_TAB;
break;
case Qt::Key_Return:
sci_key = QsciScintillaBase::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 QsciCommand::description() const
{
return qApp->translate("QsciCommand", descCmd);
}
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