def paint(self, painter, option, index):
"""QStyledItemDelegate.paint implementation
"""
option.state &= ~QStyle.State_HasFocus # never draw focus rect
options = QStyleOptionViewItemV4(option)
self.initStyleOption(options, index)
style = QApplication.style(
) if options.widget is None else options.widget.style()
doc = QTextDocument()
doc.setDocumentMargin(1)
doc.setHtml(options.text)
# bad long (multiline) strings processing doc.setTextWidth(options.rect.width())
options.text = ""
style.drawControl(QStyle.CE_ItemViewItem, options, painter)
ctx = QAbstractTextDocumentLayout.PaintContext()
# Highlighting text if item is selected
if option.state & QStyle.State_Selected:
ctx.palette.setColor(
QPalette.Text,
option.palette.color(QPalette.Active,
QPalette.HighlightedText))
textRect = style.subElementRect(QStyle.SE_ItemViewItemText, options)
painter.save()
painter.translate(textRect.topLeft())
painter.setClipRect(textRect.translated(-textRect.topLeft()))
doc.documentLayout().draw(painter, ctx)
painter.restore()
def paint(self, painter, option, index):
"""QStyledItemDelegate.paint implementation
"""
option.state &= ~QStyle.State_HasFocus # never draw focus rect
options = QStyleOptionViewItemV4(option)
self.initStyleOption(options, index)
style = QApplication.style() if options.widget is None else options.widget.style()
doc = QTextDocument()
doc.setDocumentMargin(1)
doc.setHtml(options.text)
# bad long (multiline) strings processing doc.setTextWidth(options.rect.width())
options.text = ""
style.drawControl(QStyle.CE_ItemViewItem, options, painter)
ctx = QAbstractTextDocumentLayout.PaintContext()
# Highlighting text if item is selected
if option.state & QStyle.State_Selected:
ctx.palette.setColor(QPalette.Text, option.palette.color(QPalette.Active, QPalette.HighlightedText))
textRect = style.subElementRect(QStyle.SE_ItemViewItemText, options)
painter.save()
painter.translate(textRect.topLeft())
painter.setClipRect(textRect.translated(-textRect.topLeft()))
doc.documentLayout().draw(painter, ctx)
painter.restore()
def sizeHint(self, option, index):
"""QStyledItemDelegate.sizeHint implementation
"""
options = QStyleOptionViewItemV4(option)
self.initStyleOption(options, index)
doc = QTextDocument()
doc.setDocumentMargin(1)
# bad long (multiline) strings processing doc.setTextWidth(options.rect.width())
doc.setHtml(options.text)
return QSize(doc.idealWidth(), doc.size().height())
def sizeHint(self, option, index):
"""QStyledItemDelegate.sizeHint implementation
"""
options = QStyleOptionViewItemV4(option)
self.initStyleOption(options,index)
doc = QTextDocument()
doc.setDocumentMargin(1)
# bad long (multiline) strings processing doc.setTextWidth(options.rect.width())
doc.setHtml(options.text)
return QSize(doc.idealWidth(), doc.size().height())
class HtmlItemDelegate(QItemDelegate):
def __init__(self, parent):
QItemDelegate.__init__(self, parent)
self.document = QTextDocument(self)
self.document.setDocumentMargin(0)
self.hl_color = QApplication.palette().highlight().color()
self.hl_color = ",".join([repr(self.hl_color.red()), repr(self.hl_color.green()), repr(self.hl_color.blue())])
def drawDisplay(self, painter, option, rect, text):
point = rect.topLeft()
painter.translate(point)
if option.state & QStyle.State_Selected:
text = "<div style='background-color: rgb(%s)'>%s</div>" % (self.hl_color, text)
self.document.setHtml(text)
self.document.drawContents(painter)
painter.translate(-point)
def makeTableDocument(self):
printer = QPrinter()
document = QTextDocument()
document.setDefaultStyleSheet("table {border:1px; border-color:teal}")
document.setDefaultStyleSheet("h1, h2, h3 {color:teal}")
document.setDocumentMargin(0.0)
document.setPageSize(QSizeF(printer.pageRect().size()))
header = '''
<html>
<body>
<div style="line-height:2.5">
<h1>Desmond International College</h1>
<h2>Km4, Happiness Street, Kafanchan</h2>
<h2>Kaduna, Nigeria</h2>
</div>
<div>
<h2 style='display:block; text-align:center; word-spacing:10vw; text-transform: uppercase; margin-top:25px; margin-bottom:15px'><u>STUDENT DATA TABLE</u></h2>
</div>
</body>
</html>
'''
#print(dir(document))
cursor = QTextCursor(document)
rows = self.table.rowCount()
columns = self.table.columnCount()
cursor.insertHtml(header)
table = cursor.insertTable(rows + 1, columns)
formats = table.format()
formats.setHeaderRowCount(1)
table.setFormat(formats)
formats = cursor.blockCharFormat()
formats.setFontWeight(QFont.Bold)
for column in range(columns):
cursor.setCharFormat(formats)
cursor.insertText(self.table.horizontalHeaderItem(column).text())
cursor.movePosition(QTextCursor.NextCell)
for row in range(rows):
for column in range(columns):
cursor.insertText(self.table.item(row, column).text())
cursor.movePosition(QTextCursor.NextCell)
return document
