def elided_text(text, font=None, width=300, pos='middle'):
''' Return a version of text that is no wider than width pixels when
rendered, replacing characters from the left, middle or right (as per pos)
of the string with an ellipsis. Results in a string much closer to the
limit than Qt's elidedText() '''
fm = QApplication.fontMetrics() if font is None else (font if isinstance(font, QFontMetrics) else QFontMetrics(font))
delta = 4
ellipsis = u'\u2026'
def remove_middle(x):
mid = len(x) // 2
return x[:max(0, mid - (delta // 2))] + ellipsis + x[mid + (delta // 2):]
chomp = {'middle': remove_middle, 'left': lambda x: (ellipsis + x[delta:]), 'right': lambda x: (x[:-delta] + ellipsis)}[pos]
while len(text) > delta and fm.width(text) > width:
text = chomp(text)
return text
def elided_text(text, font=None, width=300, pos='middle'):
''' Return a version of text that is no wider than width pixels when
rendered, replacing characters from the left, middle or right (as per pos)
of the string with an ellipsis. Results in a string much closer to the
limit than Qt's elidedText() '''
fm = QApplication.fontMetrics() if font is None else (font if isinstance(font, QFontMetrics) else QFontMetrics(font))
delta = 4
ellipsis = u'\u2026'
def remove_middle(x):
mid = len(x) // 2
return x[:max(0, mid - (delta // 2))] + ellipsis + x[mid + (delta // 2):]
chomp = {'middle': remove_middle, 'left': lambda x: (ellipsis + x[delta:]), 'right': lambda x: (x[:-delta] + ellipsis)}[pos]
while len(text) > delta and fm.width(text) > width:
text = chomp(text)
return text
