67 lines
2.1 KiB
Python
67 lines
2.1 KiB
Python
import urwid
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def replace_column_element(columns, idx, elem):
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_, options = columns.contents[idx]
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columns.contents[idx] = elem, options
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class CenterButton(urwid.Button):
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def __init__(self, label, on_press=None, user_data=None):
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super().__init__('', on_press, user_data)
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text = urwid.Text(label, align='center')
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text._selectable = True
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replace_column_element(self._w, 1, text)
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def decorate_button(button):
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# See the palette in start.py
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return urwid.AttrMap(button, None, focus_map='reversed')
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def wrap_in_frame(
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widget,
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title,
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on_back=None,
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on_next=None,
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next_btn=None,
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flash_text=None,
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message_text=None,
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):
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back_button_wrapper = urwid.WidgetDisable(urwid.Text(''))
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next_button_wrapper = urwid.WidgetDisable(urwid.Text(''))
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if on_back is not None:
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back_button = CenterButton('Back', on_back)
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back_button_wrapper = decorate_button(back_button)
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if on_next is not None:
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next_button = CenterButton('Next', on_next)
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next_button_wrapper = decorate_button(next_button)
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elif next_btn is not None:
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next_button_wrapper = next_btn
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if on_back is not None or on_next is not None or next_btn is not None:
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footer = urwid.Columns([
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urwid.WidgetDisable(urwid.Text('')),
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back_button_wrapper,
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urwid.WidgetDisable(urwid.Text('')),
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next_button_wrapper,
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urwid.WidgetDisable(urwid.Text('')),
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])
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footer_height = 1
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if flash_text is not None:
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flash_text = urwid.WidgetDisable(flash_text)
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footer = urwid.Pile([flash_text, footer])
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footer_height = 2
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elif message_text is not None:
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footer = urwid.Pile([message_text, footer])
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footer_height = 6 # ???
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footer_height += 1 # add 1 for the bottom padding
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footer = urwid.Filler(footer, valign='bottom', bottom=1)
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body = urwid.Pile([widget, (footer_height, footer)])
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else:
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body = widget
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header = urwid.Pile([
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urwid.Text(('bold', title), align='center'),
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urwid.Divider()
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])
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return urwid.Frame(body, header)
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