60 lines
2.3 KiB
Python
60 lines
2.3 KiB
Python
#!/usr/bin/env python
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# License: GPLv3 Copyright: 2020, Kovid Goyal <kovid at kovidgoyal.net>
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from typing import TYPE_CHECKING, Optional
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from .base import (
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MATCH_TAB_OPTION, MATCH_WINDOW_OPTION, ArgsType, Boss, OpacityError,
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PayloadGetType, PayloadType, RCOptions, RemoteCommand, ResponseType,
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Window
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)
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if TYPE_CHECKING:
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from kitty.cli_stub import SetBackgroundOpacityRCOptions as CLIOptions
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class SetBackgroundOpacity(RemoteCommand):
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'''
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opacity+: A number between 0.1 and 1
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match_window: Window to change opacity in
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match_tab: Tab to change opacity in
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all: Boolean indicating operate on all windows
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'''
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short_desc = 'Set the background_opacity'
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desc = (
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'Set the background opacity for the specified windows. This will only work if you have turned on'
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' :opt:`dynamic_background_opacity` in :file:`kitty.conf`. The background opacity affects all kitty windows in a'
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' single os_window. For example: kitty @ set-background-opacity 0.5'
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)
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options_spec = '''\
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--all -a
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type=bool-set
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By default, colors are only changed for the currently active window. This option will
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cause colors to be changed in all windows.
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''' + '\n\n' + MATCH_WINDOW_OPTION + '\n\n' + MATCH_TAB_OPTION.replace('--match -m', '--match-tab -t')
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argspec = 'OPACITY'
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args_count = 1
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def message_to_kitty(self, global_opts: RCOptions, opts: 'CLIOptions', args: ArgsType) -> PayloadType:
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opacity = max(0.1, min(float(args[0]), 1.0))
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return {
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'opacity': opacity, 'match_window': opts.match,
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'all': opts.all, 'match_tab': opts.match_tab
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}
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def response_from_kitty(self, boss: Boss, window: Optional[Window], payload_get: PayloadGetType) -> ResponseType:
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from kitty.fast_data_types import get_options
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if not get_options().dynamic_background_opacity:
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raise OpacityError('You must turn on the dynamic_background_opacity option in kitty.conf to be able to set background opacity')
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windows = self.windows_for_payload(boss, window, payload_get)
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for os_window_id in {w.os_window_id for w in windows}:
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boss._set_os_window_background_opacity(os_window_id, payload_get('opacity'))
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return None
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set_background_opacity = SetBackgroundOpacity()
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