forked from qt-creator/qt-creator
87 lines
2.9 KiB
C++
87 lines
2.9 KiB
C++
|
/**************************************************************************
|
||
|
|
**
|
||
|
|
** Copyright (c) nsf <no.smile.face@gmail.com>
|
||
|
|
** Contact: http://www.qt-project.org/legal
|
||
|
|
**
|
||
|
|
** This file is part of Qt Creator.
|
||
|
|
**
|
||
|
|
** Commercial License Usage
|
||
|
|
** Licensees holding valid commercial Qt licenses may use this file in
|
||
|
|
** accordance with the commercial license agreement provided with the
|
||
|
|
** Software or, alternatively, in accordance with the terms contained in
|
||
|
|
** a written agreement between you and Digia. For licensing terms and
|
||
|
|
** conditions see http://qt.digia.com/licensing. For further information
|
||
|
|
** use the contact form at http://qt.digia.com/contact-us.
|
||
|
|
**
|
||
|
|
** GNU Lesser General Public License Usage
|
||
|
|
** Alternatively, this file may be used under the terms of the GNU Lesser
|
||
|
|
** General Public License version 2.1 as published by the Free Software
|
||
|
|
** Foundation and appearing in the file LICENSE.LGPL included in the
|
||
|
|
** packaging of this file. Please review the following information to
|
||
|
|
** ensure the GNU Lesser General Public License version 2.1 requirements
|
||
|
|
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
|
||
|
|
**
|
||
|
|
** In addition, as a special exception, Digia gives you certain additional
|
||
|
|
** rights. These rights are described in the Digia Qt LGPL Exception
|
||
|
|
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
|
||
|
|
**
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
#include "emacskeysstate.h"
|
||
|
|
|
||
|
|
#include <QTextCursor>
|
||
|
|
#include <QPlainTextEdit>
|
||
|
|
|
||
|
|
using namespace EmacsKeys::Internal;
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
// EmacsKeysState
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
|
||
|
|
EmacsKeysState::EmacsKeysState(QPlainTextEdit *edit):
|
||
|
|
m_ignore3rdParty(false),
|
||
|
|
m_mark(-1),
|
||
|
|
m_lastAction(KeysAction3rdParty),
|
||
|
|
m_editorWidget(edit)
|
||
|
|
{
|
||
|
|
connect(edit, SIGNAL(cursorPositionChanged()),
|
||
|
|
this, SLOT(cursorPositionChanged()));
|
||
|
|
connect(edit, SIGNAL(textChanged()),
|
||
|
|
this, SLOT(textChanged()));
|
||
|
|
connect(edit, SIGNAL(selectionChanged()),
|
||
|
|
this, SLOT(selectionChanged()));
|
||
|
|
}
|
||
|
|
|
||
|
|
EmacsKeysState::~EmacsKeysState() {}
|
||
|
|
|
||
|
|
void EmacsKeysState::setLastAction(EmacsKeysAction action)
|
||
|
|
{
|
||
|
|
if (m_mark != -1) {
|
||
|
|
// this code can be triggered only by 3rd party actions
|
||
|
|
beginOwnAction();
|
||
|
|
QTextCursor cursor = m_editorWidget->textCursor();
|
||
|
|
cursor.clearSelection();
|
||
|
|
m_editorWidget->setTextCursor(cursor);
|
||
|
|
m_mark = -1;
|
||
|
|
endOwnAction(action);
|
||
|
|
} else {
|
||
|
|
m_lastAction = action;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void EmacsKeysState::cursorPositionChanged() {
|
||
|
|
if (!m_ignore3rdParty)
|
||
|
|
setLastAction(KeysAction3rdParty);
|
||
|
|
}
|
||
|
|
|
||
|
|
void EmacsKeysState::textChanged() {
|
||
|
|
if (!m_ignore3rdParty)
|
||
|
|
setLastAction(KeysAction3rdParty);
|
||
|
|
}
|
||
|
|
|
||
|
|
void EmacsKeysState::selectionChanged()
|
||
|
|
{
|
||
|
|
if (!m_ignore3rdParty)
|
||
|
|
setLastAction(KeysAction3rdParty);
|
||
|
|
}
|