Esempio n. 1
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    def __init__(self, num_rows, num_cols, logger, simulated_terminal=None):
        """Constructor for WidgetSet
        """

        self._widgets      = {}
        self._keybindings  = {}
        
        self._simulated_terminal = simulated_terminal
        
        if self._simulated_terminal is None:
            term_size = shutil.get_terminal_size()
            height = term_size.lines
            width = term_size.columns
        else:
            height  = self._simulated_terminal[0]
            width   = self._simulated_terminal[1]

        self._height = height
        self._width = width
        self._height = self._height - 4

        self._grid = grid.Grid(num_rows, num_cols, self._height, self._width, logger)

        self._selected_widget = None
        self._logger = logger
Esempio n. 2
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    def __init__(self,
                 num_rows: int,
                 num_cols: int,
                 logger: 'py_cui.debug.PyCUILogger',
                 root: 'py_cui.PyCUI',
                 simulated_terminal: Optional[List[int]] = None):
        """Constructor for WidgetSet
        """

        self._widgets: Dict[int, Optional['py_cui.widgets.Widget']] = {}
        self._keybindings: Dict[int, Callable[[], Any]] = {}

        self._root = root
        self._simulated_terminal = simulated_terminal

        if self._simulated_terminal is None:
            term_size = shutil.get_terminal_size()
            height = term_size.lines
            width = term_size.columns
        else:
            height = self._simulated_terminal[0]
            width = self._simulated_terminal[1]

        self._height = height
        self._width = width
        status_bars_height = self._root.title_bar.get_height(
        ) + self._root.status_bar.get_height()
        self._height = self._height - status_bars_height - 2

        self._grid = grid.Grid(num_rows, num_cols, self._height, self._width,
                               logger)

        self._selected_widget: Optional[int] = None
        self._logger = logger
Esempio n. 3
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    def __init__(self, num_rows, num_cols):
        """Constructor for WidgetSet
        """

        self.widgets = {}
        self.keybindings = {}
        term_size = shutil.get_terminal_size()

        self.height = term_size.lines
        self.width = term_size.columns
        self.height = self.height - 4
        self.grid = grid.Grid(num_rows, num_cols, self.height, self.width)
        self.selected_widget = None
Esempio n. 4
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    def __init__(self,
                 num_rows,
                 num_cols,
                 auto_focus_buttons=True,
                 exit_key=py_cui.keys.KEY_Q_LOWER):
        """Constructor for PyCUI class
        """

        self.title = 'PyCUI Window'
        # When this is not set, the escape character delay is too long for exiting focus mode
        os.environ.setdefault('ESCDELAY', '25')
        self.cursor_x = 0
        self.cursor_y = 0
        term_size = shutil.get_terminal_size()

        self.height = term_size.lines
        self.width = term_size.columns
        self.height = self.height - 4

        # Add status and title bar
        self.title_bar = py_cui.statusbar.StatusBar(self.title, BLACK_ON_WHITE)
        self.init_status_bar_text = 'Press - {} - to exit. Arrow Keys to move between widgets. Enter to enter focus mode.'.format(
            py_cui.keys.get_char_from_ascii(exit_key))
        self.status_bar = py_cui.statusbar.StatusBar(self.init_status_bar_text,
                                                     BLACK_ON_WHITE)

        # Initialize grid, renderer, and widget dict
        self.grid = grid.Grid(num_rows, num_cols, self.height, self.width)
        self.renderer = None
        self.border_characters = None
        self.stdscr = None
        self.widgets = {}

        # Variables for determining selected widget/focus mode
        self.selected_widget = None
        self.in_focused_mode = False
        self.popup = None
        self.auto_focus_buttons = auto_focus_buttons

        # CUI blocks when loading popup is open
        self.loading = False
        self.stopped = True
        self.post_loading_callback = None

        # Top level keybindings. Exit key is 'q' by default
        self.keybindings = {}
        self.exit_key = exit_key

        # Callback to fire when CUI is stopped.
        self.on_stop = None
Esempio n. 5
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import pytest

import py_cui.grid as grid
import py_cui.errors as err


test_grid_A = grid.Grid(3, 3, 800, 600)

test_grid_B = grid.Grid(1, 1, 10, 10)

test_grid_C = grid.Grid(5, 5, 100, 150)


def test_init():
    assert test_grid_A.row_height == 266
    assert test_grid_A.column_width == 200
    assert test_grid_B.row_height == 10
    assert test_grid_B.column_width == 10
    assert test_grid_C.row_height == 20
    assert test_grid_C.column_width == 30


def test_set_num_rows_illegal():
    try:
        test_grid_B.set_num_rows(4)
        assert False
    except err.PyCUIOutOfBoundsError:
        assert True


def test_set_num_rows_legal():
Esempio n. 6
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import pytest # noqa

import py_cui.grid as grid
import py_cui.widgets as widgets
import py_cui.errors as err

import py_cui.debug as dbg

logger = dbg.PyCUILogger('PYCUI TEST')


test_grid = grid.Grid(5, 7, 90, 210, logger)

test_cell_A = widgets.Widget('1', 'TestA',
                             test_grid, 0, 0, 1, 1, 1, 0, logger)

test_cell_B = widgets.Widget('2', 'Test B',
                             test_grid, 3, 4, 2, 1, 1, 0, logger)

test_cell_C = widgets.Widget('3', 'Test C',
                             test_grid, 1, 2, 1, 3, 1, 0, logger)

test_cell_D = widgets.Widget('4',
                             'Test D -----------------------------------',
                             test_grid, 0, 0, 1, 1, 1, 0, logger)


# grid spot width should be 6 x 6, with an overlap of 2 chars on the edges
test_grid_over = grid.Grid(3, 3, 20, 20, logger)
test_cell_over_A = widgets.Widget('5', 'Test Over A',
                                  test_grid_over, 2, 0, 1, 1, 1, 0, logger)
Esempio n. 7
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import pytest

import py_cui.grid as grid
import py_cui.errors as err
import py_cui.debug as dbg

logger = dbg.PyCUILogger('PYCUI TEST')

test_grid_A = grid.Grid(3, 3, 800, 600, logger)
test_grid_B = grid.Grid(1, 1, 10, 10, logger)
test_grid_C = grid.Grid(5, 5, 100, 150, logger)


def test_init():
    row_height, col_width = test_grid_A.get_cell_dimensions()
    assert row_height == 266
    assert col_width == 200
    row_height, col_width = test_grid_B.get_cell_dimensions()
    assert row_height == 10
    assert col_width == 10
    row_height, col_width = test_grid_C.get_cell_dimensions()
    assert row_height == 20
    assert col_width == 30


def test_set_num_rows_illegal():
    try:
        test_grid_B.set_num_rows(4)
        assert False
    except err.PyCUIOutOfBoundsError:
        assert True
Esempio n. 8
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import pytest

import py_cui.grid as grid
import py_cui.widgets as widgets
import py_cui.errors as err

test_grid = grid.Grid(5, 7, 90, 210)
test_cell_A = widgets.Widget('1', 'TestA', test_grid, 0, 0, 1, 1, 1, 0)
test_cell_B = widgets.Widget('2', 'Test B', test_grid, 3, 4, 2, 1, 1, 0)
test_cell_C = widgets.Widget('3', 'Test C', test_grid, 1, 2, 1, 3, 1, 0)
test_cell_D = widgets.Widget('4', 'Test D -----------------------------------',
                             test_grid, 0, 0, 1, 1, 1, 0)

# grid spot width should be 6 x 6, with an overlap of 2 chars on the edges
test_grid_over = grid.Grid(3, 3, 20, 20)
test_cell_over_A = widgets.Widget('5', 'Test Over A', test_grid_over, 2, 0, 1,
                                  1, 1, 0)
test_cell_over_B = widgets.Widget('6', 'Test Over B', test_grid_over, 0, 2, 1,
                                  1, 1, 0)
test_cell_over_C = widgets.Widget('7', 'Test Over C', test_grid_over, 2, 2, 1,
                                  1, 1, 0)


def test_illegal_create_1():
    try:
        test_cell_E = widgets.Widget('8', 'Test E', None, 0, 5, 1, 1, 1, 0)
        assert False
    except err.PyCUIMissingParentError:
        assert True