class ActivityToggleItem(QWidget):
"""Toggle button for Activity Dialog.
A progress indicator is displayed when there are active progress
bars.
"""
def __init__(self, parent=None) -> None:
super().__init__(parent=parent)
self.setLayout(QHBoxLayout())
self._activityBtn = QToolButton()
self._activityBtn.setObjectName("QtActivityButton")
self._activityBtn.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
self._activityBtn.setArrowType(Qt.UpArrow)
self._activityBtn.setIconSize(QSize(11, 11))
self._activityBtn.setText(trans._('activity'))
self._activityBtn.setCheckable(True)
self._inProgressIndicator = QLabel(trans._("in progress..."), self)
sp = self._inProgressIndicator.sizePolicy()
sp.setRetainSizeWhenHidden(True)
self._inProgressIndicator.setSizePolicy(sp)
load_gif = str(Path(napari.resources.__file__).parent / "loading.gif")
mov = QMovie(load_gif)
mov.setScaledSize(QSize(18, 18))
self._inProgressIndicator.setMovie(mov)
self._inProgressIndicator.hide()
self.layout().addWidget(self._inProgressIndicator)
self.layout().addWidget(self._activityBtn)
self.layout().setContentsMargins(0, 0, 0, 0)
def create_toolbutton(parent,
text=None,
shortcut=None,
icon=None,
tip=None,
toggled=None,
triggered=None,
autoraise=True,
text_beside_icon=False):
"""Create a QToolButton"""
button = QToolButton(parent)
if text is not None:
button.setText(text)
if icon is not None:
if is_text_string(icon):
icon = get_icon(icon)
button.setIcon(icon)
if text is not None or tip is not None:
button.setToolTip(text if tip is None else tip)
if text_beside_icon:
button.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
button.setAutoRaise(autoraise)
if triggered is not None:
button.clicked.connect(triggered)
if toggled is not None:
button.toggled.connect(toggled)
button.setCheckable(True)
if shortcut is not None:
button.setShortcut(shortcut)
return button
def create_toolbutton(parent,
text=None,
shortcut=None,
icon=None,
tip=None,
toggled=None,
triggered=None,
autoraise=True,
text_beside_icon=False):
"""Create a QToolButton"""
button = QToolButton(parent)
if text is not None:
button.setText(text)
if icon is not None:
if is_text_string(icon):
icon = get_icon(icon)
button.setIcon(icon)
if text is not None or tip is not None:
button.setToolTip(text if tip is None else tip)
if text_beside_icon:
button.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
button.setAutoRaise(autoraise)
if triggered is not None:
button.clicked.connect(triggered)
if toggled is not None:
button.toggled.connect(toggled)
button.setCheckable(True)
if shortcut is not None:
button.setShortcut(shortcut)
return button
def _add_toolbar_group(self, group, func, default_value):
button_group = QButtonGroup(parent=self.toolbar)
for element in group:
icon = self.icons.get(element, None)
button = QToolButton()
button.setFixedSize(QSize(*self.icon_size))
button.setIcon(icon)
button.setCheckable(True)
if default_value is not None and element is default_value:
button.setChecked(True)
button.toggled.connect(DefaultFunction(func, element))
button_group.addButton(button)
self.toolbar.addWidget(button)
def visualize(self, canvas, **canvases):
from qtpy.QtWidgets import QToolButton
from qtpy.QtGui import QIcon
canvas = canvases["toolbar"] # type:QToolBar
if callable(canvas):
canvas = canvas()
button = QToolButton()
button.setIcon(QIcon(self.iconpath))
button.setCheckable(True)
button.toggled.connect(
lambda state: setattr(self.activated, self.targetattribute, state))
canvas.addWidget(button)
def paint(self, painter, option, index):
if not self._parent.indexWidget(index):
button = QToolButton(self.parent())
button.setText("i")
button.setAutoRaise(True)
button.setIcon(enableicon)
button.setCheckable(True)
sp = QSizePolicy()
sp.setWidthForHeight(True)
button.setSizePolicy(sp)
button.clicked.connect(index.data())
self._parent.setIndexWidget(index, button)
def _add_toolbar_toggles(self):
for toggle in Toggle:
icon = self.icons.get(toggle, None)
button = QToolButton()
button.setFixedSize(QSize(*self.icon_size))
button.setIcon(icon)
button.setCheckable(True)
toggle_name = toggle.name.lower()
default_value = self.params["builder"]["toggles"][toggle_name]
func_name = "toggle_{}".format(toggle_name)
func = getattr(self, func_name, None)
assert callable(func)
button.toggled.connect(func)
button.setChecked(default_value)
func(default_value)
self.toolbar.addWidget(button)