text_writer( docEdit& e ) : edit( e ) {
QTextCursor cursor = edit.textCursor();
cursor.movePosition( QTextCursor::Start );
mainFrame = cursor.currentFrame();
plainFormat = cursor.charFormat();
plainFormat.setFontPointSize( 10 );
paragraphFormat = plainFormat;
paragraphFormat.setFontPointSize( 12 );
headingFormat = plainFormat;
headingFormat.setFontWeight( QFont::Bold );
headingFormat.setFontPointSize( 16 );
empasisFormat = plainFormat;
empasisFormat.setFontItalic( true );
tagFormat = plainFormat;
tagFormat.setForeground( QColor( "#990000" ) );
tagFormat.setFontUnderline( true );
underlineFormat = plainFormat;
underlineFormat.setFontUnderline( true );
frameFormat.setBorderStyle( QTextFrameFormat::BorderStyle_Inset );
frameFormat.setBorder( 1 );
frameFormat.setMargin( 10 );
frameFormat.setPadding( 4 );
}
void MainWindow::selectFrame()
{
QTextCursor cursor = editor->textCursor();
QTextFrame *frame = cursor.currentFrame();
cursor.beginEditBlock();
cursor.setPosition(frame->firstPosition());
cursor.setPosition(frame->lastPosition(), QTextCursor::KeepAnchor);
cursor.endEditBlock();
editor->setTextCursor(cursor);
}
//! [5]
void MainWindow::insertCalendar()
{
editor->clear();
QTextCursor cursor = editor->textCursor();
cursor.beginEditBlock();
QDate date(selectedDate.year(), selectedDate.month(), 1);
//! [5]
//! [6]
QTextTableFormat tableFormat;
tableFormat.setAlignment(Qt::AlignHCenter);
tableFormat.setBackground(QColor("#e0e0e0"));
tableFormat.setCellPadding(2);
tableFormat.setCellSpacing(4);
//! [6] //! [7]
QVector<QTextLength> constraints;
constraints << QTextLength(QTextLength::PercentageLength, 14)
<< QTextLength(QTextLength::PercentageLength, 14)
<< QTextLength(QTextLength::PercentageLength, 14)
<< QTextLength(QTextLength::PercentageLength, 14)
<< QTextLength(QTextLength::PercentageLength, 14)
<< QTextLength(QTextLength::PercentageLength, 14)
<< QTextLength(QTextLength::PercentageLength, 14);
tableFormat.setColumnWidthConstraints(constraints);
//! [7]
//! [8]
QTextTable *table = cursor.insertTable(1, 7, tableFormat);
//! [8]
//! [9]
QTextFrame *frame = cursor.currentFrame();
QTextFrameFormat frameFormat = frame->frameFormat();
frameFormat.setBorder(1);
frame->setFrameFormat(frameFormat);
//! [9]
//! [10]
QTextCharFormat format = cursor.charFormat();
format.setFontPointSize(fontSize);
QTextCharFormat boldFormat = format;
boldFormat.setFontWeight(QFont::Bold);
QTextCharFormat highlightedFormat = boldFormat;
highlightedFormat.setBackground(Qt::yellow);
//! [10]
//! [11]
for (int weekDay = 1; weekDay <= 7; ++weekDay) {
QTextTableCell cell = table->cellAt(0, weekDay-1);
//! [11] //! [12]
QTextCursor cellCursor = cell.firstCursorPosition();
cellCursor.insertText(QString("%1").arg(QDate::longDayName(weekDay)),
boldFormat);
}
//! [12]
//! [13]
table->insertRows(table->rows(), 1);
//! [13]
while (date.month() == selectedDate.month()) {
int weekDay = date.dayOfWeek();
QTextTableCell cell = table->cellAt(table->rows()-1, weekDay-1);
QTextCursor cellCursor = cell.firstCursorPosition();
if (date == QDate::currentDate())
cellCursor.insertText(QString("%1").arg(date.day()), highlightedFormat);
else
cellCursor.insertText(QString("%1").arg(date.day()), format);
date = date.addDays(1);
if (weekDay == 7 && date.month() == selectedDate.month())
table->insertRows(table->rows(), 1);
}
cursor.endEditBlock();
//! [14]
setWindowTitle(tr("Calendar for %1 %2"
).arg(QDate::longMonthName(selectedDate.month())
).arg(selectedDate.year()));
}
void MainWindow::showList()
{
QTextCursor cursor = editor->textCursor();
QTextFrame *frame = cursor.currentFrame();
if (!frame)
return;
QTreeWidget *treeWidget = new QTreeWidget;
treeWidget->setColumnCount(1);
QStringList headerLabels;
headerLabels << tr("Lists");
treeWidget->setHeaderLabels(headerLabels);
QTreeWidgetItem *parentItem = 0;
QTreeWidgetItem *item;
QTreeWidgetItem *lastItem = 0;
parentItems.clear();
previousItems.clear();
//! [3]
QTextFrame::iterator it;
for (it = frame->begin(); !(it.atEnd()); ++it) {
QTextBlock block = it.currentBlock();
if (block.isValid()) {
QTextList *list = block.textList();
if (list) {
int index = list->itemNumber(block);
//! [3]
if (index == 0) {
parentItems.append(parentItem);
previousItems.append(lastItem);
listStructures.append(list);
parentItem = lastItem;
lastItem = 0;
if (parentItem != 0)
item = new QTreeWidgetItem(parentItem, lastItem);
else
item = new QTreeWidgetItem(treeWidget, lastItem);
} else {
while (parentItem != 0 && listStructures.last() != list) {
listStructures.pop_back();
parentItem = parentItems.takeLast();
lastItem = previousItems.takeLast();
}
if (parentItem != 0)
item = new QTreeWidgetItem(parentItem, lastItem);
else
item = new QTreeWidgetItem(treeWidget, lastItem);
}
item->setText(0, block.text());
lastItem = item;
/*
//! [4]
processListItem(list, index);
//! [4]
*/
//! [5]
}
//! [5] //! [6]
}
//! [6] //! [7]
}
//! [7]
treeWidget->setWindowTitle(tr("List Contents"));
treeWidget->show();
}
void Format::parseFrame( QTextCursor &cursor, const QDomElement &element )
{
QTextBlock extraBlock;
bool hasExtraBlock = false;
QDomNode n;
for( n = element.firstChild(); !n.isNull(); n = n.nextSibling() ) {
QDomElement e = n.toElement();
if ( e.tagName() == "block" ) {
if ( e.hasAttribute( "liststyle" ) ) {
cursor.setCharFormat( TextFormats::normalCharFormat() );
QTextListFormat f;
f.setIndent( e.attribute( "listindent" ).toInt() );
if ( e.attribute( "liststyle" ) == "decimal" ) {
f.setStyle( QTextListFormat::ListDecimal );
} else {
f.setStyle( QTextListFormat::ListDisc );
}
cursor.mergeBlockFormat( TextFormats::normalBlockFormat() );
cursor.insertList( f );
} else if ( n != element.firstChild() ) {
QTextBlockFormat f;
if ( e.hasAttribute( "blockindent" ) ) {
f.setIndent( e.attribute( "blockindent" ).toInt() );
} else {
f.setIndent( 0 );
}
if ( hasExtraBlock ) {
QTextCursor c( extraBlock );
c.setBlockFormat( f );
hasExtraBlock = false;
} else {
cursor.insertBlock( f );
}
}
if ( e.hasAttribute( "lastmodified" ) ) {
QString str = e.attribute( "lastmodified" );
QDateTime dt = QDateTime::fromString( str, Qt::ISODate );
TextFormats::setLastModified( cursor, dt );
}
parseBlock( cursor, e );
if ( e.hasAttribute( "titlestyle" ) ) {
if ( e.attribute( "titlestyle" ) == "title" ) {
cursor.mergeBlockFormat( TextFormats::titleBlockFormat() );
} else if ( e.attribute( "titlestyle" ) == "subtitle" ) {
cursor.mergeBlockFormat( TextFormats::subTitleBlockFormat() );
}
} else {
cursor.mergeBlockFormat( TextFormats::normalBlockFormat() );
}
} else if ( e.tagName() == "frame" ) {
QTextFrame *parentFrame = cursor.currentFrame();
QTextFrame *frame = cursor.insertFrame( TextFormats::codeFrameFormat() );
parseFrame( cursor, e );
if ( e.attribute( "type" ) == "code" ) {
TextFormats::setCodeFrameFormats( frame );
}
cursor = parentFrame->lastCursorPosition();
extraBlock = cursor.block();
hasExtraBlock = true;
}
}
}