/**
* Provides the data to display/edit for a given index and role.
* @param index The index for which data is requested
* @param role The requested role
* @return The relevant data
*/
QVariant LexerStyleModel::data(const QModelIndex& index, int role) const
{
const Node* node = nodeFromIndex(index);
if (node == NULL || node->data() == NULL)
return 0;
if (node->data()->type() == StyleNode) {
// Get the lexer and style ID for this node.
StyleData* data = static_cast<StyleData*>(node->data());
QsciLexer* lexer = data->lexer_;
int style = data->style_;
switch (index.column()) {
case 0:
// Show language name or style name in the first column.
if (role == Qt::DisplayRole) {
if (style == lexer->defaultStyle())
return lexer->language();
return lexer->description(style);
}
break;
case 1:
// Show a formatted text string in the second column, using the
// style's properties.
return styleData(node, role);
}
}
else {
// Get the lexer and style ID for this node.
PropertyData* data = static_cast<PropertyData*>(node->data());
switch (index.column()) {
case 0:
if (role == Qt::DisplayRole)
return propertyName(data->prop_);
break;
case 1:
return propertyData(data, role);
}
}
return QVariant();
}
DocumentEditor::DocumentEditor(DocumentEditor* document_, QWidget *parent_) : ScintillaExt(parent_), _watcher(document_->_watcher) {
_notified = true;
//codec
setUtf8(true);
_codec = document_->_codec;
_bomMode = document_->_bomMode;
_hasBom = document_->_hasBom;
_charsetAutoDetect = document_->_charsetAutoDetect;
//document info
_autoDetectEol = document_->_autoDetectEol;
_autoDetectIndent = document_->_autoDetectIndent;
_isNew = document_->isNew();
_fullPath = document_->getFullPath();
setDocument(document_->document());
_clone = document_;
_isCloned = true;
document_->_clone = this;
document_->_isCloned = true;
QsciLexer* l = document_->lexer();
if(l != 0) {
QString lexLang = l->language();
QsciLexer* newLex = LexerManager::getInstance().lexerFactory(lexLang, this);
if(newLex == 0) {
//could not find the lexer
newLex = LexerManager::getInstance().getAutoLexer(this);
}
setLexer(newLex);
}
//macro
_macro = new QsciMacro(this);
//load settings
Settings settings;
settings.applyToDocument(this);
markerDefine(QPixmap(":/images/ledblue.png").scaled(40,16, Qt::KeepAspectRatio, Qt::SmoothTransformation), MARKER_BOOK);
//connection
connect(this, SIGNAL(marginClicked(int,int, Qt::KeyboardModifiers)), this, SLOT(toggleBookmark(int,int, Qt::KeyboardModifiers)));
}
void DocumentEditor::toggleComment(bool lineCommentPrefered_) {
QsciLexer* l = lexer();
if(l == 0)
return;
QString comment = l->commentLine();
QStringList commentBlock = l->commentBlock();
if(comment.isEmpty() && commentBlock.isEmpty()){
qDebug() << "Toggle comment is not supported for " << l->language();
return;
}
if (!hasSelectedText()) {
//if line is empty, skip it
int line = getCurrentLine();
if (isLineEmpty(line))
return;
QString selText = text(line);
selText.remove("\n");
selText.remove("\r");
QString selTextTrimmed = selText.trimmed();
int pos_start = SendScintilla(SCI_POSITIONFROMLINE, line);
int pos_end = SendScintilla(SCI_GETLINEENDPOSITION, line);
// check for block comments on a line
if(commentBlock.size() >= 2){
QString blockStart = commentBlock.first();
QString blockEnd = commentBlock.last();
if (selTextTrimmed.startsWith(blockStart) && selTextTrimmed.endsWith(blockEnd)) {
beginUndoAction();
int idx1 = selText.indexOf(blockStart);
selText.remove(idx1, blockEnd.size());
int idx2 = selText.lastIndexOf(blockEnd);
selText.remove(idx2, blockEnd.size());
SendScintilla(SCI_SETTARGETSTART, pos_start);
SendScintilla(SCI_SETTARGETEND, pos_end);
SendScintilla(SCI_REPLACETARGET, -1, selText.toUtf8().data());
endUndoAction();
return;
}
}
// check for single comments
if (!comment.isEmpty()) {
if (selTextTrimmed.startsWith(comment)) {
// remove comment
int idx = selText.indexOf(comment);
selText = selText.remove(idx, comment.size());
} else {
// set comment
selText = selText.prepend(comment);
}
SendScintilla(SCI_SETTARGETSTART, pos_start);
SendScintilla(SCI_SETTARGETEND, pos_end);
SendScintilla(SCI_REPLACETARGET, -1, selText.toUtf8().data());
return;
}
}else{
// comment out the selection
QString selText = selectedText();
QString selTextTrimmed = selText.trimmed();
if (selTextTrimmed.isEmpty())
return;
int lineFrom, lineTo, indexFrom, indexTo;
getSelection(&lineFrom, &indexFrom, &lineTo, &indexTo);
int pos_start = positionFromLineIndex(lineFrom, indexFrom);
int pos_end = positionFromLineIndex(lineTo, indexTo);
// check if it is double commented block - to do before single check!
if(commentBlock.size() >= 2){
QString blockStart = commentBlock.first();
QString blockEnd = commentBlock.last();
// comment exists? remove?
if (selTextTrimmed.startsWith(blockStart) && selTextTrimmed.endsWith(blockEnd)) {
beginUndoAction();
int idx1 = selText.indexOf(blockStart);
selText.remove(idx1, blockStart.size());
int idx2 = selText.lastIndexOf(blockEnd);
selText.remove(idx2, blockEnd.size());
SendScintilla(SCI_TARGETFROMSELECTION);
SendScintilla(SCI_REPLACETARGET, -1, selText.toUtf8().data());
SendScintilla(SCI_SETSEL, SendScintilla(SCI_GETTARGETSTART), SendScintilla(SCI_GETTARGETEND));
endUndoAction();
return;
}
}
// check if this block can be single commented
if (!comment.isEmpty() && lineCommentPrefered_) {
bool empty_start = false, empty_end = false;
if (indexFrom == 0)
empty_start = true;
else
empty_start = getTextRange(positionFromLineIndex(lineFrom, 0), pos_start).trimmed().isEmpty();
if (indexTo == 0)
empty_end = true;
else
empty_end = getTextRange(pos_end, positionFromLineIndex(lineTo+1, 0)).trimmed().isEmpty();
if (empty_start && empty_end) {
beginUndoAction();
// corrections
if (indexTo == 0)
lineTo--;
if (isLineEmpty(lineFrom)) {
lineFrom++; indexFrom = 0;
}
// a workaround: move cursor to the next line to replace EOL as well
setSelection(lineFrom, 0, lineTo+1, 0);
QStringList sl;
for (int i = lineFrom; i <= lineTo; i++)
sl += text(i);
bool comm = false;
for (int i = 0; i < sl.count(); i++)
if (!sl.at(i).trimmed().startsWith(comment)) {
comm = true;
break;
}
for (int i = 0; i < sl.count(); i++) {
if (comm)
sl[i] = sl[i].prepend(comment);
else {
int idx = sl.at(i).indexOf(comment);
sl[i] = sl[i].remove(idx, comment.size());
}
}
SendScintilla(SCI_TARGETFROMSELECTION);
SendScintilla(SCI_REPLACETARGET, -1, sl.join("").toUtf8().data());
SendScintilla(SCI_SETSEL, SendScintilla(SCI_GETTARGETSTART), SendScintilla(SCI_GETTARGETEND));
endUndoAction();
return;
}
}
// else, set double comment
if(commentBlock.size() >= 2){
QString blockStart = commentBlock.first();
QString blockEnd = commentBlock.last();
beginUndoAction();
// last is first
SendScintilla(SCI_INSERTTEXT, pos_end, blockEnd.toUtf8().data());
SendScintilla(SCI_INSERTTEXT, pos_start, blockStart.toUtf8().data());
// select everything
if(lineFrom == lineTo)
setSelection(lineFrom, indexFrom, lineTo, indexTo + blockStart.size() + blockEnd.size());
else
setSelection(lineFrom, indexFrom, lineTo, indexTo + blockEnd.size());
endUndoAction();
return;
}
}
}
QString DocumentEditor::getType() const {
QsciLexer* lex = lexer();
if(lex)
return lex->language();
return "Normal Text";
}
