def test_reset_scroll_progress(make_test_viewer):
"""Test select all key binding."""
viewer = make_test_viewer()
view = viewer.window.qt_viewer
assert viewer.dims._scroll_progress == 0
view.canvas.events.key_press(key=keys.Key('Control'))
viewer.dims._scroll_progress = 10
assert viewer.dims._scroll_progress == 10
view.canvas.events.key_release(key=keys.Key('Control'))
assert viewer.dims._scroll_progress == 0
def _processKey(self, event):
# evaluates the keycode of qt, and transform to vispy key.
key = int(event.key())
if key in KEYMAP:
return KEYMAP[key]
elif key >= 32 and key <= 127:
return keys.Key(chr(key))
else:
return None
def _processKey(self, key):
if 97 <= key <= 122:
key -= 32
if key in KEYMAP:
return KEYMAP[key]
elif key>=32 and key <= 127:
return keys.Key(chr(key))
else:
return None
def _process_key(self, key):
if key in KEYMAP:
if isinstance(key, int):
return KEYMAP[key], ''
else:
return KEYMAP[key], key
elif isinstance(key, int):
return None, '' # unsupported special char
else:
return keys.Key(key.upper()), key
def test_panzoom_on_space(make_napari_viewer):
viewer = make_napari_viewer()
view = viewer.window._qt_viewer
data = np.random.random((2, 6, 30, 40))
layer = viewer.add_image(data)
layer.mode = 'transform'
view.canvas.events.key_press(key=keys.Key('Space'))
assert layer.mode == 'pan_zoom'
assert viewer.overlays.interaction_box.show is False
def test_layer_keybindings(qtbot):
"""Test adding keybindings to a layer
"""
np.random.seed(0)
viewer = Viewer()
view = viewer.window.qt_viewer
qtbot.addWidget(view)
layer = viewer.add_image(np.random.random((10, 20)))
layer.selected = True
mock_press = Mock()
mock_release = Mock()
mock_shift_press = Mock()
mock_shift_release = Mock()
@layer.bind_key('F')
def key_callback(l):
assert layer == l
# on press
mock_press.method()
yield
# on release
mock_release.method()
@layer.bind_key('Shift-F')
def key_callback(l):
assert layer == l
# on press
mock_shift_press.method()
yield
# on release
mock_shift_release.method()
# Simulate press only
view.canvas.events.key_press(key=keys.Key('F'))
mock_press.method.assert_called_once()
mock_press.reset_mock()
mock_release.method.assert_not_called()
mock_shift_press.method.assert_not_called()
mock_shift_release.method.assert_not_called()
# Simulate release only
view.canvas.events.key_release(key=keys.Key('F'))
mock_press.method.assert_not_called()
mock_release.method.assert_called_once()
mock_release.reset_mock()
mock_shift_press.method.assert_not_called()
mock_shift_release.method.assert_not_called()
# Simulate press only
view.canvas.events.key_press(key=keys.Key('F'), modifiers=[keys.SHIFT])
mock_press.method.assert_not_called()
mock_release.method.assert_not_called()
mock_shift_press.method.assert_called_once()
mock_shift_press.reset_mock()
mock_shift_release.method.assert_not_called()
# Simulate release only
view.canvas.events.key_release(key=keys.Key('F'), modifiers=[keys.SHIFT])
mock_press.method.assert_not_called()
mock_release.method.assert_not_called()
mock_shift_press.method.assert_not_called()
mock_shift_release.method.assert_called_once()
mock_shift_release.reset_mock()
# Close the viewer
viewer.window.close()
def test_viewer_key_bindings(make_test_viewer):
"""Test adding key bindings to the viewer
"""
np.random.seed(0)
viewer = make_test_viewer()
view = viewer.window.qt_viewer
mock_press = Mock()
mock_release = Mock()
mock_shift_press = Mock()
mock_shift_release = Mock()
@viewer.bind_key('F')
def key_callback(v):
assert viewer == v
# on press
mock_press.method()
yield
# on release
mock_release.method()
@viewer.bind_key('Shift-F')
def key_shift_callback(v):
assert viewer == v
# on press
mock_shift_press.method()
yield
# on release
mock_shift_release.method()
# Simulate press only
view.canvas.events.key_press(key=keys.Key('F'))
mock_press.method.assert_called_once()
mock_press.reset_mock()
mock_release.method.assert_not_called()
mock_shift_press.method.assert_not_called()
mock_shift_release.method.assert_not_called()
# Simulate release only
view.canvas.events.key_release(key=keys.Key('F'))
mock_press.method.assert_not_called()
mock_release.method.assert_called_once()
mock_release.reset_mock()
mock_shift_press.method.assert_not_called()
mock_shift_release.method.assert_not_called()
# Simulate press only
view.canvas.events.key_press(key=keys.Key('F'), modifiers=[keys.SHIFT])
mock_press.method.assert_not_called()
mock_release.method.assert_not_called()
mock_shift_press.method.assert_called_once()
mock_shift_press.reset_mock()
mock_shift_release.method.assert_not_called()
# Simulate release only
view.canvas.events.key_release(key=keys.Key('F'), modifiers=[keys.SHIFT])
mock_press.method.assert_not_called()
mock_release.method.assert_not_called()
mock_shift_press.method.assert_not_called()
mock_shift_release.method.assert_called_once()
mock_shift_release.reset_mock()
def test_layer_key_bindings(make_napari_viewer):
"""Test adding key bindings to a layer"""
np.random.seed(0)
viewer = make_napari_viewer()
view = viewer.window._qt_viewer
layer = viewer.add_image(np.random.random((10, 20)))
viewer.layers.selection.add(layer)
mock_press = Mock()
mock_release = Mock()
mock_shift_press = Mock()
mock_shift_release = Mock()
@layer.bind_key('F')
def key_callback(_layer):
assert layer == _layer
# on press
mock_press.method()
yield
# on release
mock_release.method()
@layer.bind_key('Shift-F')
def key_shift_callback(_layer):
assert layer == _layer
# on press
mock_shift_press.method()
yield
# on release
mock_shift_release.method()
# Simulate press only
view.canvas.events.key_press(key=keys.Key('F'))
mock_press.method.assert_called_once()
mock_press.reset_mock()
mock_release.method.assert_not_called()
mock_shift_press.method.assert_not_called()
mock_shift_release.method.assert_not_called()
# Simulate release only
view.canvas.events.key_release(key=keys.Key('F'))
mock_press.method.assert_not_called()
mock_release.method.assert_called_once()
mock_release.reset_mock()
mock_shift_press.method.assert_not_called()
mock_shift_release.method.assert_not_called()
# Simulate press only
view.canvas.events.key_press(key=keys.Key('F'), modifiers=[keys.SHIFT])
mock_press.method.assert_not_called()
mock_release.method.assert_not_called()
mock_shift_press.method.assert_called_once()
mock_shift_press.reset_mock()
mock_shift_release.method.assert_not_called()
# Simulate release only
view.canvas.events.key_release(key=keys.Key('F'), modifiers=[keys.SHIFT])
mock_press.method.assert_not_called()
mock_release.method.assert_not_called()
mock_shift_press.method.assert_not_called()
mock_shift_release.method.assert_called_once()
mock_shift_release.reset_mock()
