def __init__(self):
self.lira = LiraApp()
self.lira.setup()
self.content = ContentArea(self)
self.status = StatusBar(self)
self.menu = SidebarMenu(self)
self.menu.reset(BooksList(self))
self.container = HSplit(
[
VSplit(
[
self.menu,
self.content,
],
padding=Dimension.exact(1),
padding_char="│",
padding_style=theme["separator"],
),
self.status,
],
padding=Dimension.exact(1),
padding_char="─",
padding_style=theme["separator"],
)
self.app = Application(
layout=Layout(self.container),
key_bindings=self.get_key_bindings(),
mouse_support=True,
full_screen=True,
style=style,
after_render=self._ready,
)
def setup_method(self):
tui = mock.MagicMock()
self.window = SidebarMenu(tui=tui)
class TestSidebarMenu:
def setup_method(self):
tui = mock.MagicMock()
self.window = SidebarMenu(tui=tui)
def test_default_menu(self):
"""The default menu has 2 buttons and a label."""
children = to_container(self.window).get_children()
assert len(children) == 3
empty_label = children[0].get_container().content
back_button = children[1]
exit_button = to_widget(children[2])
assert empty_label.text() == "Empty container"
# Back button is not visible
assert to_widget(back_button.content).text == "Back"
assert not back_button.filter()
# Exit button is visible
assert isinstance(exit_button, Button)
assert exit_button.text == "Exit"
def test_toggle_back_button(self):
"""The back button is only visible if there are at least 2 pages."""
first_label = Label("First")
second_label = Label("Second")
self.window.push(first_label)
self.window.push(second_label)
children = to_container(self.window).get_children()
back_button = children[1]
exit_button = to_widget(children[2])
assert exit_button.text == "Exit"
# Back button is visible
assert to_widget(back_button.content).text == "Back"
assert back_button.filter()
label = children[0].get_container()
assert label.text == "Second"
self.window.pop()
# Back button is't visible
assert to_widget(back_button.content).text == "Back"
assert not back_button.filter()
label = children[0].get_container()
assert label.text == "First"
def test_pop_all_pages(self):
first_label = Label("First")
self.window.push(first_label)
assert len(self.window.pages) == 1
# We can't pop the last page.
self.window.pop()
self.window.pop()
assert len(self.window.pages) == 1
children = to_container(self.window).get_children()
label = children[0].get_container()
assert label.text == "First"
# We can reset the pages to the default container.
self.window.reset()
assert len(self.window.pages) == 1
children = to_container(self.window).get_children()
label = children[0].get_container()
assert label.content.text() == "Empty container"
class TerminalUI:
def __init__(self):
self.lira = LiraApp()
self.lira.setup()
self.content = ContentArea(self)
self.status = StatusBar(self)
self.menu = SidebarMenu(self)
self.menu.reset(BooksList(self))
self.container = HSplit(
[
VSplit(
[
self.menu,
self.content,
],
padding=Dimension.exact(1),
padding_char="│",
padding_style=theme["separator"],
),
self.status,
],
padding=Dimension.exact(1),
padding_char="─",
padding_style=theme["separator"],
)
self.app = Application(
layout=Layout(self.container),
key_bindings=self.get_key_bindings(),
mouse_support=True,
full_screen=True,
style=style,
after_render=self._ready,
)
def get_key_bindings(self):
keys = KeyBindings()
@keys.add(Keys.Tab)
def _(event):
focus_next(event)
@keys.add(Keys.BackTab)
def _(event):
focus_previous(event)
@keys.add(Keys.ControlC)
@keys.add(Keys.ControlQ)
def _(event):
exit_app()
return keys
def _ready(self, app):
key = "__is_ready"
if not hasattr(self, key):
set_title()
self.status.notify("Ready!")
setattr(self, key, True)
def run(self):
self.app.run()