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87 lines
2.2 KiB
C++
87 lines
2.2 KiB
C++
/* hexlineedit.cpp
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Copyright (c) 2014, Nikolaj Schlej. All rights reserved.
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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*/
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#include "hexlineedit.h"
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#if QT_VERSION_MAJOR >= 6
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#include <QRegularExpression>
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#else
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#include <QRegExp>
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#endif
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HexLineEdit::HexLineEdit(QWidget * parent)
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:QLineEdit(parent)
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{
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m_editAsGuid = false;
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}
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HexLineEdit::HexLineEdit(const QString & contents, QWidget * parent)
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:QLineEdit(contents, parent)
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{
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m_editAsGuid = false;
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}
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HexLineEdit::~HexLineEdit()
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{
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}
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void HexLineEdit::keyPressEvent(QKeyEvent * event)
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{
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QClipboard *clipboard;
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QString originalText;
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if (m_editAsGuid && (event == QKeySequence::Delete || event->key() == Qt::Key_Backspace))
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{
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int pos = cursorPosition();
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if (event->key() == Qt::Key_Backspace && pos > 0) {
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cursorBackward(false);
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pos = cursorPosition();
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}
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QString txt = text();
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QString selected = selectedText();
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if (!selected.isEmpty()) {
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pos = QLineEdit::selectionStart();
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for (int i = pos; i < pos + selected.length(); i++)
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if (txt[i] != QChar('-'))
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txt[i] = QChar('.');
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}
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else {
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txt[pos] = QChar('.');
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}
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setCursorPosition(0);
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insert(txt);
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setCursorPosition(pos);
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return;
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}
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if (event == QKeySequence::Paste)
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{
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clipboard = QApplication::clipboard();
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originalText = clipboard->text();
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QString cleanedHex = QString(originalText).replace(QString("0x"), QString(""), Qt::CaseInsensitive);
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#if QT_VERSION_MAJOR >= 6
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cleanedHex.remove(QRegularExpression("[^a-fA-F\\d]+"));
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#else
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cleanedHex.remove(QRegExp("[^a-fA-F\\d]+"));
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#endif
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clipboard->setText(cleanedHex);
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}
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// Call original event handler
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QLineEdit::keyPressEvent(event);
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}
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