| # Copyright 2020 The Pigweed Authors |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| # use this file except in compliance with the License. You may obtain a copy of |
| # the License at |
| # |
| # https://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| # License for the specific language governing permissions and limitations under |
| # the License. |
| # pylint: skip-file |
| # type: ignore |
| """TitleLineBox.""" |
| |
| import logging |
| import urwid |
| |
| _LOG = logging.getLogger(__name__) |
| |
| |
| class TitleLineBox(urwid.WidgetDecoration, urwid.WidgetWrap): |
| def __init__(self, |
| original_widget, |
| top_left_title="", |
| bottom_right_title="", |
| border_color='plain', |
| tlcorner=u'┌', |
| tline=u'─', |
| lline=u'│', |
| trcorner=u'┐', |
| blcorner=u'└', |
| rline=u'│', |
| bline=u'─', |
| brcorner=u'┘'): |
| """ |
| Draw a line around original_widget. |
| |
| Use 'title' to set an initial title text with will be centered |
| on top of the box. |
| |
| You can also override the widgets used for the lines/corners: |
| tline: top line |
| bline: bottom line |
| lline: left line |
| rline: right line |
| tlcorner: top left corner |
| trcorner: top right corner |
| blcorner: bottom left corner |
| brcorner: bottom right corner |
| """ |
| |
| tline, bline = urwid.AttrMap(urwid.Divider(tline), |
| border_color), urwid.AttrMap( |
| urwid.Divider(bline), border_color) |
| lline, rline = urwid.AttrMap(urwid.SolidFill(lline), |
| border_color), urwid.AttrMap( |
| urwid.SolidFill(rline), border_color) |
| tlcorner, trcorner = urwid.AttrMap(urwid.Text(tlcorner), |
| border_color), urwid.AttrMap( |
| urwid.Text(trcorner), |
| border_color) |
| blcorner, brcorner = urwid.AttrMap(urwid.Text(blcorner), |
| border_color), urwid.AttrMap( |
| urwid.Text(brcorner), |
| border_color) |
| |
| self.ttitle_widget = urwid.Text(top_left_title) |
| self.tline_widget = urwid.Columns([ |
| ('fixed', 1, tline), |
| ('flow', self.ttitle_widget), |
| tline, |
| ]) |
| self.btitle_widget = urwid.Text(bottom_right_title) |
| self.bline_widget = urwid.Columns([ |
| bline, |
| ('flow', self.btitle_widget), |
| ('fixed', 1, bline), |
| ]) |
| |
| middle = urwid.Columns([ |
| ('fixed', 1, lline), |
| original_widget, |
| ('fixed', 1, rline), |
| ], |
| box_columns=[0, 2], |
| focus_column=1) |
| |
| top = urwid.Columns([('fixed', 1, tlcorner), self.tline_widget, |
| ('fixed', 1, trcorner)]) |
| |
| bottom = urwid.Columns([('fixed', 1, blcorner), self.bline_widget, |
| ('fixed', 1, brcorner)]) |
| |
| pile = urwid.Pile([('flow', top), middle, ('flow', bottom)], |
| focus_item=1) |
| |
| urwid.WidgetDecoration.__init__(self, original_widget) |
| urwid.WidgetWrap.__init__(self, pile) |
