comparison mercurial/color.py @ 31129:7f056fdbe37e

color: add ui to effect rendering

We'll carry more and more color specific data on the ui object. This will help
isolating different color configuration from each other. For example repository
config might configure special style that should not affect other ui object.

The first step is to make sure the ui object is available were we will needs it.

31128:95ec3ad62f62

            continue
        cfgeffects = ui.configlist('color', status)
        if cfgeffects:
            good = []
            for e in cfgeffects:
                if valideffect(e):
                    good.append(e)
                else:
                    ui.warn(_("ignoring unknown color/effect %r "
                              "(configured in color.%s)\n")
                            % (e, status))
            _styles[status] = ' '.join(good)

def valideffect(effect):
    'Determine if the effect is valid or not.'
    return ((not _terminfo_params and effect in _effects)
             or (effect in _terminfo_params
                 or effect[:-11] in _terminfo_params))

def _effect_str(effect):
    '''Helper function for render_effects().'''

    bg = False
    if effect.endswith('_background'):
        bg = True

    elif bg:
        return curses.tparm(curses.tigetstr('setab'), val)
    else:
        return curses.tparm(curses.tigetstr('setaf'), val)

def _render_effects(text, effects):
    'Wrap text in commands to turn on each effect.'
    if not text:
        return text
    if _terminfo_params:
        start = ''.join(_effect_str(effect)
                        for effect in ['none'] + effects.split())
        stop = _effect_str('none')
    else:
        start = [str(_effects[e]) for e in ['none'] + effects.split()]
        start = '\033[' + ';'.join(start) + 'm'
        stop = '\033[' + str(_effects['none']) + 'm'
    return ''.join([start, text, stop])

        effects = []
        for l in label.split():
            s = _styles.get(l, '')
            if s:
                effects.append(s)
            elif valideffect(l):
                effects.append(l)
        effects = ' '.join(effects)
        if effects:
            msg = '\n'.join([_render_effects(line, effects)
                             for line in msg.split('\n')])
    return msg

w32effects = None
if pycompat.osname == 'nt':

31129:7f056fdbe37e

            continue
        cfgeffects = ui.configlist('color', status)
        if cfgeffects:
            good = []
            for e in cfgeffects:
                if valideffect(ui, e):
                    good.append(e)
                else:
                    ui.warn(_("ignoring unknown color/effect %r "
                              "(configured in color.%s)\n")
                            % (e, status))
            _styles[status] = ' '.join(good)

def valideffect(ui, effect):
    'Determine if the effect is valid or not.'
    return ((not _terminfo_params and effect in _effects)
             or (effect in _terminfo_params
                 or effect[:-11] in _terminfo_params))

def _effect_str(ui, effect):
    '''Helper function for render_effects().'''

    bg = False
    if effect.endswith('_background'):
        bg = True

    elif bg:
        return curses.tparm(curses.tigetstr('setab'), val)
    else:
        return curses.tparm(curses.tigetstr('setaf'), val)

def _render_effects(ui, text, effects):
    'Wrap text in commands to turn on each effect.'
    if not text:
        return text
    if _terminfo_params:
        start = ''.join(_effect_str(ui, effect)
                        for effect in ['none'] + effects.split())
        stop = _effect_str(ui, 'none')
    else:
        start = [str(_effects[e]) for e in ['none'] + effects.split()]
        start = '\033[' + ';'.join(start) + 'm'
        stop = '\033[' + str(_effects['none']) + 'm'
    return ''.join([start, text, stop])

        effects = []
        for l in label.split():
            s = _styles.get(l, '')
            if s:
                effects.append(s)
            elif valideffect(ui, l):
                effects.append(l)
        effects = ' '.join(effects)
        if effects:
            msg = '\n'.join([_render_effects(ui, line, effects)
                             for line in msg.split('\n')])
    return msg

w32effects = None
if pycompat.osname == 'nt':