void QScintillaWidget::selectWordAt(const int &pLine, const int &pColumn)
{
// Return the current word, if any
int position = positionFromLineIndex(pLine, pColumn);
int startPosition = SendScintilla(SCI_WORDSTARTPOSITION, position, true);
int endPosition = SendScintilla(SCI_WORDENDPOSITION, position, true);
if (endPosition-startPosition > 0)
setSelection(SendScintilla(SCI_LINEFROMPOSITION, startPosition),
SendScintilla(SCI_GETCOLUMN, startPosition),
SendScintilla(SCI_LINEFROMPOSITION, endPosition),
SendScintilla(SCI_GETCOLUMN, endPosition));
}
bool pEditor::findFirst( const QString& expr, bool re, bool cs, bool wo, bool wrap, bool forward, int line, int index, bool show )
{
#if USE_QSCINTILLA_SEARCH_ENGINE == 1
return QsciScintilla::findFirst( expr, re, cs, wo, wrap, forward, line, index, show );
#else
mSearchState.inProgress = false;
if ( expr.isEmpty() ) {
return false;
}
mSearchState.expr = expr;
mSearchState.wrap = wrap;
mSearchState.forward = forward;
mSearchState.flags = ( cs ? SCFIND_MATCHCASE : 0 ) | ( wo ? SCFIND_WHOLEWORD : 0 ) | ( re ? SCFIND_REGEXP : 0 );
if ( line < 0 || index < 0 ) {
mSearchState.startpos = SendScintilla( SCI_GETCURRENTPOS );
}
else {
mSearchState.startpos = positionFromLineIndex( line, index );
}
if ( forward ) {
mSearchState.endpos = SendScintilla( SCI_GETLENGTH );
}
else {
mSearchState.endpos = 0;
}
mSearchState.show = show;
return search();
#endif
}
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;
}
}
}
