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Nice error message when dynamic_background_opacity is not set

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Kovid Goyal
2018-05-23 08:16:22 +05:30
parent c0f790c928
commit 95de39feb9
1 changed files with 7 additions and 0 deletions
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7
kitty/cmds.py
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@@ -21,6 +21,11 @@ class MatchError(ValueError):
ValueError.__init__(self, 'No matching {} for expression: {}'.format(target, expression)) ValueError.__init__(self, 'No matching {} for expression: {}'.format(target, expression))
class OpacityError(ValueError):
hide_traceback = True
def cmd(short_desc, desc=None, options_spec=None, no_response=False, argspec='...', string_return_is_error=False): def cmd(short_desc, desc=None, options_spec=None, no_response=False, argspec='...', string_return_is_error=False):
def w(func): def w(func):
@@ -612,6 +617,8 @@ def cmd_set_background_opacity(global_opts, opts, args):
def set_background_opacity(boss, window, payload): def set_background_opacity(boss, window, payload):
if not boss.opts.dynamic_background_opacity:
raise OpacityError('You must turn on the dynamic_background_opacity option in kitty.conf to be able to set background opacity')
if payload['all']: if payload['all']:
windows = tuple(boss.all_windows) windows = tuple(boss.all_windows)
else: else: