def __paintEventNoStyle(self):
p = QPainter(self)
opt = QStyleOptionToolButton()
self.initStyleOption(opt)
fm = QFontMetrics(opt.font)
palette = opt.palette
# highlight brush is used as the background for the icon and background
# when the tab is expanded and as mouse hover color (lighter).
brush_highlight = palette.highlight()
foregroundrole = QPalette.ButtonText
if opt.state & QStyle.State_Sunken:
# State 'down' pressed during a mouse press (slightly darker).
background_brush = brush_darker(brush_highlight, 110)
foregroundrole = QPalette.HighlightedText
elif opt.state & QStyle.State_MouseOver:
background_brush = brush_darker(brush_highlight, 95)
foregroundrole = QPalette.HighlightedText
elif opt.state & QStyle.State_On:
background_brush = brush_highlight
foregroundrole = QPalette.HighlightedText
else:
# The default button brush.
background_brush = palette.button()
rect = opt.rect
icon_area_rect = QRect(rect)
icon_area_rect.setWidth(int(icon_area_rect.height() * 1.26))
text_rect = QRect(rect)
text_rect.setLeft(icon_area_rect.x() + icon_area_rect.width() + 10)
# Background
# TODO: Should the tab button have native toolbutton shape, drawn
# using PE_PanelButtonTool or even QToolBox tab shape
# Default outline pen
pen = QPen(palette.color(QPalette.Mid))
p.save()
p.setPen(Qt.NoPen)
p.setBrush(QBrush(background_brush))
p.drawRect(rect)
# Draw the background behind the icon if the background_brush
# is different.
if not opt.state & QStyle.State_On:
p.setBrush(brush_highlight)
p.drawRect(icon_area_rect)
# Line between the icon and text
p.setPen(pen)
p.drawLine(icon_area_rect.x() + icon_area_rect.width(),
icon_area_rect.y(),
icon_area_rect.x() + icon_area_rect.width(),
icon_area_rect.y() + icon_area_rect.height())
if opt.state & QStyle.State_HasFocus:
# Set the focus frame pen and draw the border
pen = QPen(QColor(brush_highlight))
p.setPen(pen)
p.setBrush(Qt.NoBrush)
# Adjust for pen
rect = rect.adjusted(0, 0, -1, -1)
p.drawRect(rect)
else:
p.setPen(pen)
# Draw the top/bottom border
if self.position == ToolBoxTabButton.OnlyOneTab or \
self.position == ToolBoxTabButton.Beginning or \
self.selected & ToolBoxTabButton.PreviousIsSelected:
p.drawLine(rect.x(), rect.y(),
rect.x() + rect.width(), rect.y())
p.drawLine(rect.x(),
rect.y() + rect.height(),
rect.x() + rect.width(),
rect.y() + rect.height())
p.restore()
p.save()
text = fm.elidedText(opt.text, Qt.ElideRight, text_rect.width())
p.setPen(QPen(palette.color(foregroundrole)))
p.setFont(opt.font)
p.drawText(
text_rect,
int(Qt.AlignVCenter | Qt.AlignLeft) | int(Qt.TextSingleLine), text)
if not opt.icon.isNull():
if opt.state & QStyle.State_Enabled:
mode = QIcon.Normal
else:
mode = QIcon.Disabled
if opt.state & QStyle.State_On:
state = QIcon.On
else:
state = QIcon.Off
icon_area_rect = icon_area_rect
icon_rect = QRect(QPoint(0, 0), opt.iconSize)
icon_rect.moveCenter(icon_area_rect.center())
opt.icon.paint(p, icon_rect, Qt.AlignCenter, mode, state)
p.restore()
