/**
* Recursively updates lexer style properties, using the data stored in the
* model.
* @param node The style node holding the lexer to update
*/
void LexerStyleModel::updateLexerStyle(const Node* node) const
{
StyleData* data = static_cast<StyleData*>(node->data());
QsciLexer* lexer = data->lexer_;
int style = data->style_;
// Update lexer properties.
QFont font = propertyDataFromNode(node, Font)->value_.value<QFont>();
lexer->setFont(font, style);
QColor foreground
= propertyDataFromNode(node, Foreground)->value_.value<QColor>();
lexer->setColor(foreground, style);
QColor background
= propertyDataFromNode(node, Background)->value_.value<QColor>();
lexer->setPaper(background, style);
// This is really nasty, but Scintilla leaves us no choice...
// The EOL Fill flag needs to be set in order for whitespace past the end
// of line to be drawn in the desired background colour. We apply this flag
// to the default style, as well as any styles that have the same background
// colour as the default.
if ((style == lexer->defaultStyle())
|| (lexer->paper(style) == lexer->paper(lexer->defaultStyle()))) {
lexer->setEolFill(true, style);
}
// Recursive call.
for (int i = 0; i < node->childCount(); i++)
updateLexerStyle(node->child(i));
}
/**
* 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();
}
void MainWindow::fontDialog() {
if (tabWidget->count()) {
QsciLexer * lexer = getCurDoc()->lexer();
bool ok;
if (lexer) {
QFont baseFont = QFontDialog::getFont(&ok, lexer->font(lexer->defaultStyle()));
if (ok) {
getCurDoc()->setFont(baseFont);
setLexerFont(lexer, baseFont.family(), baseFont.pointSize());
}
} else {
QFont font = QFontDialog::getFont(&ok, getCurDoc()->font());
if (ok) {
getCurDoc()->setFont(font);
}
}
}
}
