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200 lines
4.1 KiB
200 lines
4.1 KiB
13 years ago
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// This module implements the QextScintillaCommand class.
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//
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// Copyright (c) 2006
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// Riverbank Computing Limited <info@riverbankcomputing.co.uk>
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//
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// This file is part of QScintilla.
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//
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// This copy of QScintilla is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2, or (at your option) any
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// later version.
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//
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// QScintilla is supplied in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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// details.
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//
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// You should have received a copy of the GNU General Public License along with
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// QScintilla; see the file LICENSE. If not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#include <qnamespace.h>
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#include <qapplication.h>
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#include "qextscintillacommand.h"
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#include "qextscintilla.h"
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#include "qextscintillabase.h"
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static int convert(int key);
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// The ctor.
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QextScintillaCommand::QextScintillaCommand(QextScintilla *qs,int msg,int key,
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int altkey, const char *desc) :
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qsCmd(qs), msgCmd(msg),
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qkey(key), qaltkey(altkey),
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descCmd(desc)
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{
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scikey = convert(qkey);
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if (scikey)
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qsCmd -> SendScintilla(QextScintillaBase::SCI_ASSIGNCMDKEY,scikey,msgCmd);
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scialtkey = convert(qaltkey);
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if (scialtkey)
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qsCmd -> SendScintilla(QextScintillaBase::SCI_ASSIGNCMDKEY,scialtkey,msgCmd);
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}
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// Bind a key to a command.
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void QextScintillaCommand::setKey(int key)
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{
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bindKey(key,qkey,scikey);
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}
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// Bind an alternate key to a command.
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void QextScintillaCommand::setAlternateKey(int altkey)
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{
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bindKey(altkey,qaltkey,scialtkey);
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}
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// Do the hard work of binding a key.
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void QextScintillaCommand::bindKey(int key,int &qk,int &scik)
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{
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int new_scikey;
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// Ignore if it is invalid, allowing for the fact that we might be
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// unbinding it.
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if (key)
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{
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new_scikey = convert(key);
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if (!new_scikey)
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return;
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}
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else
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new_scikey = 0;
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if (scik)
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qsCmd -> SendScintilla(QextScintillaBase::SCI_CLEARCMDKEY,scik);
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qk = key;
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scik = new_scikey;
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if (scik)
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qsCmd -> SendScintilla(QextScintillaBase::SCI_ASSIGNCMDKEY,scik,msgCmd);
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}
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// See if a key is valid.
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bool QextScintillaCommand::validKey(int key)
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{
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return convert(key);
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}
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// Convert a Qt character to the Scintilla equivalent. Return zero if it is
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// invalid.
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static int convert(int key)
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{
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// Convert the modifiers.
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int sci_mod = 0;
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if (key & Qt::SHIFT)
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sci_mod |= QextScintillaBase::SCMOD_SHIFT;
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if (key & Qt::CTRL)
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sci_mod |= QextScintillaBase::SCMOD_CTRL;
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if (key & Qt::ALT)
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sci_mod |= QextScintillaBase::SCMOD_ALT;
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key &= ~Qt::MODIFIER_MASK;
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// Convert the key.
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int sci_key;
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if (key > 0x7f)
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switch (key)
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{
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case Qt::Key_Down:
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sci_key = QextScintillaBase::SCK_DOWN;
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break;
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case Qt::Key_Up:
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sci_key = QextScintillaBase::SCK_UP;
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break;
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case Qt::Key_Left:
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sci_key = QextScintillaBase::SCK_LEFT;
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break;
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case Qt::Key_Right:
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sci_key = QextScintillaBase::SCK_RIGHT;
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break;
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case Qt::Key_Home:
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sci_key = QextScintillaBase::SCK_HOME;
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break;
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case Qt::Key_End:
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sci_key = QextScintillaBase::SCK_END;
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break;
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case Qt::Key_Prior:
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sci_key = QextScintillaBase::SCK_PRIOR;
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break;
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case Qt::Key_Next:
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sci_key = QextScintillaBase::SCK_NEXT;
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break;
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case Qt::Key_Delete:
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sci_key = QextScintillaBase::SCK_DELETE;
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break;
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case Qt::Key_Insert:
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sci_key = QextScintillaBase::SCK_INSERT;
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break;
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case Qt::Key_Escape:
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sci_key = QextScintillaBase::SCK_ESCAPE;
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break;
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case Qt::Key_Backspace:
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sci_key = QextScintillaBase::SCK_BACK;
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break;
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case Qt::Key_Tab:
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sci_key = QextScintillaBase::SCK_TAB;
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break;
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case Qt::Key_Return:
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sci_key = QextScintillaBase::SCK_RETURN;
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break;
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default:
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sci_key = 0;
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}
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else
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sci_key = key;
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if (sci_key)
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sci_key |= (sci_mod << 16);
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return sci_key;
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}
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// Return the translated user friendly description.
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QString QextScintillaCommand::description() const
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{
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return qApp -> translate("QextScintillaCommand",descCmd);
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}
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