def _get_color(self, color):
""" Returns a QColor built from a Pygments color string.
"""
qcolor = QtGui.QColor()
qcolor.setRgb(int(color[:2], base=16), int(color[2:4], base=16),
int(color[4:6], base=16))
return qcolor
def __init__(self, text_edit):
""" Create a call tip manager that is attached to the specified Qt
text edit widget.
"""
assert isinstance(text_edit, (QtGui.QTextEdit, QtGui.QPlainTextEdit))
super(BracketMatcher, self).__init__()
# The format to apply to matching brackets.
self.format = QtGui.QTextCharFormat()
self.format.setBackground(QtGui.QColor('silver'))
self._text_edit = text_edit
text_edit.cursorPositionChanged.connect(self._cursor_position_changed)
def get_color(self, color, intensity=0):
""" Returns a QColor for a given color code, or None if one cannot be
constructed.
"""
if color is None:
return None
# Adjust for intensity, if possible.
if color < 8 and intensity > 0:
color += 8
constructor = self.color_map.get(color, None)
if isinstance(constructor, basestring):
# If this is an X11 color name, we just hope there is a close SVG
# color name. We could use QColor's static method
# 'setAllowX11ColorNames()', but this is global and only available
# on X11. It seems cleaner to aim for uniformity of behavior.
return QtGui.QColor(constructor)
elif isinstance(constructor, (tuple, list)):
return QtGui.QColor(*constructor)
return None
