/***************************************************************************
- * Copyright (C) 2005/06 by the Quassel Project *
+ * Copyright (C) 2005-2010 by the Quassel Project *
* devel@quassel-irc.org *
* *
* This program is free software; you can redistribute it and/or modify *
#else
QTextEdit(parent),
#endif
- idx(0),
+ _idx(0),
_mode(SingleLine),
- _wrapMode(QTextOption::NoWrap),
- _numLines(1),
+ _singleLine(true),
_minHeight(1),
_maxHeight(5),
_scrollBarsEnabled(true),
#endif
setAcceptRichText(false);
- setWordWrapMode(QTextOption::NoWrap);
#ifdef HAVE_KDE
enableFindReplace(false);
#endif
- setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
- setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
-
setMode(SingleLine);
-
+ setWordWrapEnabled(false);
reset();
connect(this, SIGNAL(textChanged()), this, SLOT(on_textChanged()));
+
+ _mircColorMap["00"] = "#ffffff";
+ _mircColorMap["01"] = "#000000";
+ _mircColorMap["02"] = "#000080";
+ _mircColorMap["03"] = "#008000";
+ _mircColorMap["04"] = "#ff0000";
+ _mircColorMap["05"] = "#800000";
+ _mircColorMap["06"] = "#800080";
+ _mircColorMap["07"] = "#ffa500";
+ _mircColorMap["08"] = "#ffff00";
+ _mircColorMap["09"] = "#00ff00";
+ _mircColorMap["10"] = "#008080";
+ _mircColorMap["11"] = "#00ffff";
+ _mircColorMap["12"] = "#4169e1";
+ _mircColorMap["13"] = "#ff00ff";
+ _mircColorMap["14"] = "#808080";
+ _mircColorMap["15"] = "#c0c0c0";
+
}
MultiLineEdit::~MultiLineEdit() {
void MultiLineEdit::setCustomFont(const QFont &font) {
setFont(font);
- updateGeometry();
+ updateSizeHint();
}
void MultiLineEdit::setMode(Mode mode) {
_mode = mode;
}
-void MultiLineEdit::setWrapMode(QTextOption::WrapMode wrapMode) {
- if(_wrapMode == wrapMode)
- return;
-
- _wrapMode = wrapMode;
- setWordWrapMode(wrapMode);
-}
-
void MultiLineEdit::setMinHeight(int lines) {
if(lines == _minHeight)
return;
_minHeight = lines;
- updateGeometry();
+ updateSizeHint();
}
void MultiLineEdit::setMaxHeight(int lines) {
return;
_maxHeight = lines;
- updateGeometry();
+ updateSizeHint();
}
-void MultiLineEdit::enableScrollBars(bool enable) {
+void MultiLineEdit::setScrollBarsEnabled(bool enable) {
if(_scrollBarsEnabled == enable)
return;
_scrollBarsEnabled = enable;
- if(enable && numLines() > 1) {
- // the vertical scrollbar must be enabled/disabled manually;
- // ScrollBarAsNeeded leads to flicker because of the dynamic widget resize
- setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
- } else {
- setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
- }
updateScrollBars();
}
setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
else
setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+
+ if(!_scrollBarsEnabled || isSingleLine())
+ setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+ else
+ setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
}
void MultiLineEdit::resizeEvent(QResizeEvent *event) {
- updateScrollBars();
QTextEdit::resizeEvent(event);
+ updateSizeHint();
+ updateScrollBars();
}
-QSize MultiLineEdit::sizeHint() const {
+void MultiLineEdit::updateSizeHint() {
QFontMetrics fm(font());
- int _minPixelHeight = fm.lineSpacing() * _minHeight;
- int _maxPixelHeight = fm.lineSpacing() * _maxHeight;
+ int minPixelHeight = fm.lineSpacing() * _minHeight;
+ int maxPixelHeight = fm.lineSpacing() * _maxHeight;
+ int scrollBarHeight = horizontalScrollBar()->isVisible() ? horizontalScrollBar()->height() : 0;
// use the style to determine a decent size
- int h = qMin(qMax((int)document()->size().height(), _minPixelHeight), _maxPixelHeight) + 2 * frameWidth();
+ int h = qMin(qMax((int)document()->size().height() + scrollBarHeight, minPixelHeight), maxPixelHeight) + 2 * frameWidth();
QStyleOptionFrameV2 opt;
opt.initFrom(this);
opt.rect = QRect(0, 0, 100, h);
opt.midLineWidth = midLineWidth();
opt.state |= QStyle::State_Sunken;
QSize s = style()->sizeFromContents(QStyle::CT_LineEdit, &opt, QSize(100, h).expandedTo(QApplication::globalStrut()), this);
- return s;
+ if(s != _sizeHint) {
+ _sizeHint = s;
+ updateGeometry();
+ }
+}
+
+QSize MultiLineEdit::sizeHint() const {
+ if(!_sizeHint.isValid()) {
+ MultiLineEdit *that = const_cast<MultiLineEdit *>(this);
+ that->updateSizeHint();
+ }
+ return _sizeHint;
}
QSize MultiLineEdit::minimumSizeHint() const {
return sizeHint();
}
+void MultiLineEdit::setSpellCheckEnabled(bool enable) {
+#ifdef HAVE_KDE
+ setCheckSpellingEnabled(enable);
+#else
+ Q_UNUSED(enable)
+#endif
+}
+
+void MultiLineEdit::setWordWrapEnabled(bool enable) {
+ setLineWrapMode(enable? WidgetWidth : NoWrap);
+ updateSizeHint();
+}
+
+void MultiLineEdit::setPasteProtectionEnabled(bool enable, QWidget *) {
+ _pasteProtectionEnabled = enable;
+}
+
void MultiLineEdit::historyMoveBack() {
- addToHistory(text(), true);
+ addToHistory(convertRichtextToMircCodes(), true);
- if(idx > 0) {
- idx--;
+ if(_idx > 0) {
+ _idx--;
showHistoryEntry();
}
}
void MultiLineEdit::historyMoveForward() {
- addToHistory(text(), true);
+ addToHistory(convertRichtextToMircCodes(), true);
- if(idx < history.count()) {
- idx++;
- if(idx < history.count() || tempHistory.contains(idx)) // tempHistory might have an entry for idx == history.count() + 1
+ if(_idx < _history.count()) {
+ _idx++;
+ if(_idx < _history.count() || _tempHistory.contains(_idx)) // tempHistory might have an entry for idx == history.count() + 1
showHistoryEntry();
else
reset(); // equals clear() in this case
+ } else {
+ addToHistory(convertRichtextToMircCodes());
+ reset();
}
}
if(text.isEmpty())
return false;
- Q_ASSERT(0 <= idx && idx <= history.count());
+ Q_ASSERT(0 <= _idx && _idx <= _history.count());
if(temporary) {
// if an entry of the history is changed, we remember it and show it again at this
// position until a line was actually sent
// sent lines get appended to the history
- if(history.isEmpty() || text != history[idx - (int)(idx == history.count())]) {
- tempHistory[idx] = text;
+ if(_history.isEmpty() || text != _history[_idx - (int)(_idx == _history.count())]) {
+ _tempHistory[_idx] = text;
return true;
}
} else {
- if(history.isEmpty() || text != history.last()) {
- history << text;
- tempHistory.clear();
+ if(_history.isEmpty() || text != _history.last()) {
+ _history << text;
+ _tempHistory.clear();
return true;
}
}
# endif
#endif
- if(_mode == SingleLine)
+ if(_mode == SingleLine) {
+ event->accept();
+ on_returnPressed();
return;
+ }
#ifdef HAVE_KDE
KTextEdit::keyPressEvent(event);
#else
}
switch(event->key()) {
- case Qt::Key_Up: {
- event->accept();
- if(!(event->modifiers() & Qt::ControlModifier)) {
- int pos = textCursor().position();
- moveCursor(QTextCursor::Up);
- if(pos == textCursor().position()) // already on top line -> history
+ case Qt::Key_Up:
+ if(event->modifiers() & Qt::ShiftModifier)
+ break;
+ {
+ event->accept();
+ if(!(event->modifiers() & Qt::ControlModifier)) {
+ int pos = textCursor().position();
+ moveCursor(QTextCursor::Up);
+ if(pos == textCursor().position()) // already on top line -> history
+ historyMoveBack();
+ } else
historyMoveBack();
- } else
- historyMoveBack();
- break;
- }
+ return;
+ }
- case Qt::Key_Down: {
- event->accept();
- if(!(event->modifiers() & Qt::ControlModifier)) {
- int pos = textCursor().position();
- moveCursor(QTextCursor::Down);
- if(pos == textCursor().position()) // already on bottom line -> history
+ case Qt::Key_Down:
+ if(event->modifiers() & Qt::ShiftModifier)
+ break;
+ {
+ event->accept();
+ if(!(event->modifiers() & Qt::ControlModifier)) {
+ int pos = textCursor().position();
+ moveCursor(QTextCursor::Down);
+ if(pos == textCursor().position()) // already on bottom line -> history
+ historyMoveForward();
+ } else
historyMoveForward();
- } else
- historyMoveForward();
- break;
- }
+ return;
+ }
case Qt::Key_Return:
case Qt::Key_Enter:
case Qt::Key_Select:
event->accept();
on_returnPressed();
- break;
+ return;
- // We don't want to have the tab key react if no completer is installed
+ // We don't want to have the tab key react even if no completer is installed
case Qt::Key_Tab:
event->accept();
- break;
+ return;
default:
+ ;
+ }
+
+
#ifdef HAVE_KDE
- KTextEdit::keyPressEvent(event);
+ KTextEdit::keyPressEvent(event);
#else
- QTextEdit::keyPressEvent(event);
+ QTextEdit::keyPressEvent(event);
#endif
+}
+
+QString MultiLineEdit::convertRichtextToMircCodes() {
+ bool underline, bold, italic, color;
+ QString mircText, mircFgColor, mircBgColor;
+ QTextCursor cursor = textCursor();
+ QTextCursor peekcursor = textCursor();
+ cursor.movePosition(QTextCursor::Start);
+
+ underline = bold = italic = color = false;
+
+ while (cursor.movePosition(QTextCursor::NextCharacter, QTextCursor::KeepAnchor)) {
+
+ if (cursor.selectedText() == QString(QChar(QChar::LineSeparator))
+ || cursor.selectedText() == QString(QChar(QChar::ParagraphSeparator))) {
+ if (color) {
+ color = false;
+ mircText.append('\x03');
+ }
+ if (underline) {
+ underline = false;
+ mircText.append('\x1f');
+ }
+ if (italic) {
+ italic = false;
+ mircText.append('\x1d');
+ }
+ if (bold) {
+ bold = false;
+ mircText.append('\x02');
+ }
+ mircText.append('\n');
+ }
+ else {
+ if (!bold && cursor.charFormat().font().bold()) {
+ bold = true;
+ mircText.append('\x02');
+ }
+ if (!italic && cursor.charFormat().fontItalic()) {
+ italic = true;
+ mircText.append('\x1d');
+ }
+ if (!underline && cursor.charFormat().fontUnderline()) {
+ underline = true;
+ mircText.append('\x1f');
+ }
+ if (!color && (cursor.charFormat().foreground().isOpaque() || cursor.charFormat().background().isOpaque())) {
+ color = true;
+ mircText.append('\x03');
+ mircFgColor = _mircColorMap.key(cursor.charFormat().foreground().color().name());
+ mircBgColor = _mircColorMap.key(cursor.charFormat().background().color().name());
+
+ if (mircFgColor.isEmpty()) {
+ mircFgColor = "01"; //use black if the current foreground color can't be converted
+ }
+
+ mircText.append(mircFgColor);
+ if (cursor.charFormat().background().isOpaque())
+ mircText.append("," + mircBgColor);
+ }
+
+ mircText.append(cursor.selectedText());
+
+ peekcursor.setPosition(cursor.position());
+ peekcursor.movePosition(QTextCursor::NextCharacter, QTextCursor::KeepAnchor);
+
+ if (mircCodesChanged(cursor, peekcursor)) {
+ if (color) {
+ color = false;
+ mircText.append('\x03');
+ }
+ if (underline) {
+ underline = false;
+ mircText.append('\x1f');
+ }
+ if (italic) {
+ italic = false;
+ mircText.append('\x1d');
+ }
+ if (bold) {
+ bold = false;
+ mircText.append('\x02');
+ }
+ }
+ }
+
+ cursor.clearSelection();
+ }
+ if (color) {
+ color = false;
+ mircText.append('\x03');
+ }
+ if (underline) {
+ underline = false;
+ mircText.append('\x1f');
}
+ if (italic) {
+ italic = false;
+ mircText.append('\x1d');
+ }
+ if (bold) {
+ bold = false;
+ mircText.append('\x02');
+ }
+
+ return mircText;
+}
+
+bool MultiLineEdit::mircCodesChanged(QTextCursor &cursor, QTextCursor &peekcursor) {
+ bool changed = false;
+ if (cursor.charFormat().font().bold() != peekcursor.charFormat().font().bold())
+ changed = true;
+ if (cursor.charFormat().fontItalic() != peekcursor.charFormat().fontItalic())
+ changed = true;
+ if (cursor.charFormat().fontUnderline() != peekcursor.charFormat().fontUnderline())
+ changed = true;
+ if (cursor.charFormat().foreground().color() != peekcursor.charFormat().foreground().color())
+ changed = true;
+ if (cursor.charFormat().background().color() != peekcursor.charFormat().background().color())
+ changed = true;
+ return changed;
+}
+
+QString MultiLineEdit::convertMircCodesToHtml(const QString &text) {
+ QStringList words;
+ QRegExp mircCode = QRegExp("(\ 2|\1d|\1f|\ 3)", Qt::CaseSensitive);
+
+ int posLeft = 0;
+ int posRight = 0;
+
+ for(;;) {
+ posRight = mircCode.indexIn(text, posLeft);
+
+ if(posRight < 0) {
+ words << text.mid(posLeft);
+ break; // no more mirc color codes
+ }
+
+ if (posLeft < posRight) {
+ words << text.mid(posLeft, posRight - posLeft);
+ posLeft = posRight;
+ }
+
+ posRight = text.indexOf(mircCode.cap(), posRight + 1);
+ words << text.mid(posLeft, posRight + 1 - posLeft);
+ posLeft = posRight + 1;
+ }
+
+ for (int i = 0; i < words.count(); i++) {
+ QString style;
+ if (words[i].contains('\x02')) {
+ style.append(" font-weight:600;");
+ words[i].replace('\x02',"");
+ }
+ if (words[i].contains('\x1d')) {
+ style.append(" font-style:italic;");
+ words[i].replace('\x1d',"");
+ }
+ if (words[i].contains('\x1f')) {
+ style.append(" text-decoration: underline;");
+ words[i].replace('\x1f',"");
+ }
+ if (words[i].contains('\x03')) {
+ int pos = words[i].indexOf('\x03');
+ int len = 3;
+ QString fg = words[i].mid(pos + 1,2);
+ QString bg;
+ if (words[i][pos+3] == ',')
+ bg = words[i].mid(pos+4,2);
+
+ style.append(" color:");
+ style.append(_mircColorMap[fg]);
+ style.append(";");
+
+ if (!bg.isEmpty()) {
+ style.append(" background-color:");
+ style.append(_mircColorMap[bg]);
+ style.append(";");
+ len = 6;
+ }
+ words[i].replace(pos, len, "");
+ words[i].replace('\x03',"");
+ }
+ words[i].replace("&","&");
+ words[i].replace("<", "<");
+ words[i].replace(">", ">");
+ words[i].replace("\"", """);
+ if (style.isEmpty()) {
+ words[i] = "<span>" + words[i] + "</span>";
+ }
+ else {
+ words[i] = "<span style=\"" + style + "\">" + words[i] + "</span>";
+ }
+ }
+ return words.join("").replace("\n","<br />");
}
void MultiLineEdit::on_returnPressed() {
- if(!text().isEmpty()) {
- foreach(const QString &line, text().split('\n', QString::SkipEmptyParts)) {
+ on_returnPressed(convertRichtextToMircCodes());
+}
+
+void MultiLineEdit::on_returnPressed(const QString & text) {
+ if(!text.isEmpty()) {
+ foreach(const QString &line, text.split('\n', QString::SkipEmptyParts)) {
if(line.isEmpty())
continue;
addToHistory(line);
emit textEntered(line);
}
reset();
- tempHistory.clear();
+ _tempHistory.clear();
+ } else {
+ emit noTextEntered();
}
}
QString newText = text();
newText.replace("\r\n", "\n");
newText.replace('\r', '\n');
- if(_mode == SingleLine)
- newText.replace('\n', ' ');
+ if(_mode == SingleLine) {
+ if(!pasteProtectionEnabled())
+ newText.replace('\n', ' ');
+ else if(newText.contains('\n')) {
+ QStringList lines = newText.split('\n', QString::SkipEmptyParts);
+ clear();
+
+ if(lines.count() >= 4) {
+ QString msg = tr("Do you really want to paste %n lines?", "", lines.count());
+ msg += "<p>";
+ for(int i = 0; i < 4; i++) {
+ msg += Qt::escape(lines[i].left(40));
+ if(lines[i].count() > 40)
+ msg += "...";
+ msg += "<br />";
+ }
+ msg += "...</p>";
+ QMessageBox question(QMessageBox::NoIcon, tr("Paste Protection"), msg, QMessageBox::Yes|QMessageBox::No);
+ question.setDefaultButton(QMessageBox::No);
+#ifdef Q_WS_MAC
+ question.setWindowFlags(question.windowFlags() | Qt::Sheet);
+#endif
+ if(question.exec() != QMessageBox::Yes)
+ return;
+ }
+
+ foreach(QString line, lines) {
+ clear();
+ insert(line);
+ on_returnPressed();
+ }
+ }
+ }
+
+ _singleLine = (newText.indexOf('\n') < 0);
if(document()->size().height() != _lastDocumentHeight) {
_lastDocumentHeight = document()->size().height();
on_documentHeightChanged(_lastDocumentHeight);
}
- updateGeometry();
+ updateSizeHint();
+ ensureCursorVisible();
}
void MultiLineEdit::on_documentHeightChanged(qreal) {
void MultiLineEdit::reset() {
// every time the MultiLineEdit is cleared we also reset history index
- idx = history.count();
+ _idx = _history.count();
clear();
QTextBlockFormat format = textCursor().blockFormat();
format.setLeftMargin(leftMargin); // we want a little space between the frame and the contents
textCursor().setBlockFormat(format);
+ updateScrollBars();
}
void MultiLineEdit::showHistoryEntry() {
// if the user changed the history, display the changed line
- setPlainText(tempHistory.contains(idx) ? tempHistory[idx] : history[idx]);
+ setHtml(convertMircCodesToHtml(_tempHistory.contains(_idx) ? _tempHistory[_idx] : _history[_idx]));
QTextCursor cursor = textCursor();
QTextBlockFormat format = cursor.blockFormat();
format.setLeftMargin(leftMargin); // we want a little space between the frame and the contents
cursor.setBlockFormat(format);
cursor.movePosition(QTextCursor::End);
setTextCursor(cursor);
+ updateScrollBars();
}