def __init__(self, item: QListWidgetItem, parent: QWidget = None):
super().__init__(parent)
self.item = item
self.opacity = QGraphicsOpacityEffect(self)
self.setGraphicsEffect(self.opacity)
layout = QHBoxLayout()
self.setLayout(layout)
self.position_label = QLabel()
self.update_position_label()
self.setToolTip(trans._("Click and drag to change call order"))
self.plugin_name_label = QElidingLabel()
self.plugin_name_label.setObjectName('small_text')
self.plugin_name_label.setText(item.hook_implementation.plugin_name)
plugin_name_size_policy = QSizePolicy(QSizePolicy.MinimumExpanding,
QSizePolicy.Preferred)
plugin_name_size_policy.setHorizontalStretch(2)
self.plugin_name_label.setSizePolicy(plugin_name_size_policy)
self.function_name_label = QLabel(
item.hook_implementation.function.__name__)
self.enabled_checkbox = QCheckBox(self)
self.enabled_checkbox.setToolTip(
trans._("Uncheck to disable this plugin"))
self.enabled_checkbox.stateChanged.connect(self._set_enabled)
self.enabled_checkbox.setChecked(
getattr(item.hook_implementation, 'enabled', True))
layout.addWidget(self.position_label)
layout.addWidget(self.enabled_checkbox)
layout.addWidget(self.function_name_label)
layout.addWidget(self.plugin_name_label)
layout.setStretch(2, 1)
layout.setContentsMargins(0, 0, 0, 0)
def disable_with_opacity(obj, widget_list, disabled):
for wdg in widget_list:
widget = getattr(obj, wdg)
widget.setEnabled(obj.layer.editable)
op = QGraphicsOpacityEffect(obj)
op.setOpacity(1 if obj.layer.editable else 0.5)
widget.setGraphicsEffect(op)
class SplashScreen(QSplashScreen):
"""Splash screen for the main window."""
def __init__(self, *args, **kwargs):
"""Splash screen for the main window."""
super(SplashScreen, self).__init__(*args, **kwargs)
self._effect = QGraphicsOpacityEffect()
self._font = self.font()
self._pixmap = QPixmap(ANACONDA_ICON_256_PATH)
self._message = ''
# Setup
self._font.setPixelSize(10)
self._effect.setOpacity(0.9)
self.setFont(self._font)
self.setGraphicsEffect(self._effect)
self.setPixmap(self._pixmap)
self.setWindowFlags(Qt.FramelessWindowHint | Qt.SplashScreen
| Qt.WindowStaysOnTopHint)
def get_message(self):
"""Return currently displayed message."""
return self._message
def show_message(self, message):
"""Show message in the screen."""
self._message = message
message += '\n'
self.show()
self.showMessage(message,
Qt.AlignBottom | Qt.AlignCenter | Qt.AlignAbsolute,
QColor(Qt.white))
QApplication.processEvents()
def disable_with_opacity(obj, widget_list, disabled):
"""Set enabled state on a list of widgets. If disabled, decrease opacity"""
for wdg in widget_list:
widget = getattr(obj, wdg)
widget.setEnabled(obj.layer.editable)
op = QGraphicsOpacityEffect(obj)
op.setOpacity(1 if obj.layer.editable else 0.5)
widget.setGraphicsEffect(op)
def disable_with_opacity(obj, widget_list, enabled):
"""Set enabled state on a list of widgets. If not enabled, decrease opacity."""
for widget_name in widget_list:
widget = getattr(obj, widget_name)
widget.setEnabled(enabled)
op = QGraphicsOpacityEffect(obj)
op.setOpacity(1 if enabled else 0.5)
widget.setGraphicsEffect(op)
def __init__(self, parent=None, toggle_button=None):
super().__init__(parent)
self._toggleButton = toggle_button
self.setObjectName('Activity')
self.setMinimumWidth(self.MIN_WIDTH)
self.setMinimumHeight(self.MIN_HEIGHT)
self.setMaximumHeight(self.MIN_HEIGHT)
self.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Fixed)
self.setWindowFlags(Qt.SubWindow | Qt.WindowStaysOnTopHint)
self.setModal(False)
opacityEffect = QGraphicsOpacityEffect(self)
opacityEffect.setOpacity(0.8)
self.setGraphicsEffect(opacityEffect)
self._baseWidget = QWidget()
self._activityLayout = QVBoxLayout()
self._activityLayout.addStretch()
self._baseWidget.setLayout(self._activityLayout)
self._baseWidget.layout().setContentsMargins(0, 0, 0, 0)
self._scrollArea = QScrollArea()
self._scrollArea.setWidgetResizable(True)
self._scrollArea.setWidget(self._baseWidget)
self._titleBar = QLabel()
title = QLabel('activity', self)
title.setObjectName('QtCustomTitleLabel')
title.setSizePolicy(
QSizePolicy(QSizePolicy.Policy.Maximum, QSizePolicy.Policy.Maximum)
)
line = QFrame(self)
line.setObjectName("QtCustomTitleBarLine")
titleLayout = QHBoxLayout()
titleLayout.setSpacing(4)
titleLayout.setContentsMargins(8, 1, 8, 0)
line.setFixedHeight(1)
titleLayout.addWidget(line)
titleLayout.addWidget(title)
self._titleBar.setLayout(titleLayout)
self._baseLayout = QVBoxLayout()
self._baseLayout.addWidget(self._titleBar)
self._baseLayout.addWidget(self._scrollArea)
self.setLayout(self._baseLayout)
self.resize(520, self.MIN_HEIGHT)
self.move_to_bottom_right()
# TODO: what do we do with any existing progress objects in action?
# connect callback to handle new progress objects being added/removed
progress._all_instances.events.changed.connect(
self.handle_progress_change
)
def __init__(self, *args, **kwargs):
super(SplashScreen, self).__init__(*args, **kwargs)
self._effect = QGraphicsOpacityEffect()
self._font = self.font()
self._pixmap = QPixmap(ANACONDA_ICON_256_PATH)
# Setup
self._font.setPixelSize(10)
self._effect.setOpacity(0.9)
self.setFont(self._font)
self.setGraphicsEffect(self._effect)
self.setPixmap(self._pixmap)
self.setWindowFlags(Qt.SplashScreen | Qt.WindowStaysOnTopHint
| Qt.FramelessWindowHint)
def __init__(self, parent=None, toggle_button=None):
super().__init__(parent)
self._toggleButton = toggle_button
self.setObjectName('Activity')
self.setMinimumWidth(self.MIN_WIDTH)
self.setMinimumHeight(self.MIN_HEIGHT)
self.setMaximumHeight(self.MIN_HEIGHT)
self.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Fixed)
self.setWindowFlags(Qt.SubWindow | Qt.WindowStaysOnTopHint)
self.setModal(False)
opacityEffect = QGraphicsOpacityEffect(self)
opacityEffect.setOpacity(0.8)
self.setGraphicsEffect(opacityEffect)
self._baseWidget = QWidget()
self._activityLayout = QVBoxLayout()
self._activityLayout.addStretch()
self._baseWidget.setLayout(self._activityLayout)
self._baseWidget.layout().setContentsMargins(0, 0, 0, 0)
self._scrollArea = QScrollArea()
self._scrollArea.setWidgetResizable(True)
self._scrollArea.setWidget(self._baseWidget)
self._titleBar = QLabel()
title = QLabel('activity', self)
title.setObjectName('QtCustomTitleLabel')
title.setSizePolicy(
QSizePolicy(QSizePolicy.Policy.Maximum, QSizePolicy.Policy.Maximum)
)
line = QFrame(self)
line.setObjectName("QtCustomTitleBarLine")
titleLayout = QHBoxLayout()
titleLayout.setSpacing(4)
titleLayout.setContentsMargins(8, 1, 8, 0)
line.setFixedHeight(1)
titleLayout.addWidget(line)
titleLayout.addWidget(title)
self._titleBar.setLayout(titleLayout)
self._baseLayout = QVBoxLayout()
self._baseLayout.addWidget(self._titleBar)
self._baseLayout.addWidget(self._scrollArea)
self.setLayout(self._baseLayout)
def fadeOut(self, callback, distance=-20):
duration = 200
self._effects = []
for action in self.actions():
for widget in action.associatedWidgets():
if widget is not self:
a = QPropertyAnimation(widget, b"pos", widget)
a.setStartValue(widget.pos())
a.setEndValue(widget.pos() + QPoint(0, distance))
self._effects.append(a)
a.setDuration(duration)
a.setEasingCurve(QEasingCurve.OutBack)
a.start(QPropertyAnimation.DeleteWhenStopped)
effect = QGraphicsOpacityEffect(self)
widget.setGraphicsEffect(effect)
self._effects.append(effect)
b = QPropertyAnimation(effect, b"opacity")
self._effects.append(b)
b.setDuration(duration)
b.setStartValue(1)
b.setEndValue(0)
b.setEasingCurve(QEasingCurve.OutBack)
b.start(QPropertyAnimation.DeleteWhenStopped)
b.finished.connect(partial(self.removeAction, action))
b.finished.connect(callback)
if not self.actions():
callback()
def _fade_setup(self):
""" """
self._fade_running = True
self.effect = QGraphicsOpacityEffect(self)
self.setGraphicsEffect(self.effect)
self.anim = QPropertyAnimation(self.effect,
to_binary_string("opacity"))
def set_opacity(self, val):
"""
Float value between 0 and 1 representing the opacity of the widget
where 0 means transparent.
Parameters
----------
val : float
The new value for the opacity
"""
op = QGraphicsOpacityEffect(self)
if val > 1:
val = 1
elif val < 0:
val = 0
self._opacity = val
op.setOpacity(val) # 0 to 1 will cause the fade effect to kick in
self.setGraphicsEffect(op)
self.setAutoFillBackground(True)
def set_opacity(self, val):
"""
Float value between 0 and 1 representing the opacity of the widget
where 0 means transparent.
Parameters
----------
val : float
The new value for the opacity
"""
op = QGraphicsOpacityEffect(self)
if val > 1:
val = 1
elif val < 0:
val = 0
self._opacity = val
op.setOpacity(val) # 0 to 1 will cause the fade effect to kick in
self.setGraphicsEffect(op)
self.setAutoFillBackground(True)
def __init__(self, item: QListWidgetItem, parent: QWidget = None):
super().__init__(parent)
self.setToolTip("Click and drag to change call order")
self.item = item
self.opacity = QGraphicsOpacityEffect(self)
self.setGraphicsEffect(self.opacity)
layout = QHBoxLayout()
self.setLayout(layout)
self.position_label = QLabel()
self.update_position_label()
self.plugin_name_label = QLabel(item.hook_implementation.plugin_name)
self.enabled_checkbox = QCheckBox(self)
self.enabled_checkbox.setToolTip("Uncheck to disable this plugin")
self.enabled_checkbox.stateChanged.connect(self._set_enabled)
self.enabled_checkbox.setChecked(
getattr(item.hook_implementation, 'enabled', True))
layout.addWidget(self.position_label)
layout.addWidget(self.enabled_checkbox)
layout.addWidget(self.plugin_name_label)
layout.setStretch(2, 1)
layout.setContentsMargins(0, 0, 0, 0)
def fadeIn(self):
self._effects = []
for action in self.actions():
effect = QGraphicsOpacityEffect(self)
self._effects.append(effect)
for widget in action.associatedWidgets():
if widget is not self:
widget.setGraphicsEffect(effect)
a = QPropertyAnimation(effect, b"opacity")
self._effects.append(a)
a.setDuration(1000)
a.setStartValue(0)
a.setEndValue(1)
a.setEasingCurve(QEasingCurve.OutBack)
a.start(QPropertyAnimation.DeleteWhenStopped)
def __init__(
self,
message: str,
severity: Union[
str, NotificationSeverity
] = NotificationSeverity.WARNING,
source: Optional[str] = None,
actions: ActionSequence = (),
):
"""[summary]
"""
super().__init__(None)
# FIXME: this does not work with multiple viewers.
# we need a way to detect the viewer in which the error occured.
for wdg in QApplication.topLevelWidgets():
if isinstance(wdg, QMainWindow):
try:
# TODO: making the canvas the parent makes it easier to
# move/resize, but also means that the notification can get
# clipped on the left if the canvas is too small.
canvas = wdg.centralWidget().children()[1].canvas.native
self.setParent(canvas)
canvas.resized.connect(self.move_to_bottom_right)
break
except Exception:
pass
self.setupUi()
self.setAttribute(Qt.WA_DeleteOnClose)
self.setup_buttons(actions)
self.setMouseTracking(True)
self.severity_icon.setText(NotificationSeverity(severity).as_icon())
self.message.setText(message)
if source:
self.source_label.setText(f'Source: {source}')
self.close_button.clicked.connect(self.close)
self.expand_button.clicked.connect(self.toggle_expansion)
self.timer = None
self.opacity = QGraphicsOpacityEffect()
self.setGraphicsEffect(self.opacity)
self.opacity_anim = QPropertyAnimation(self.opacity, b"opacity", self)
self.geom_anim = QPropertyAnimation(self, b"geometry", self)
self.move_to_bottom_right()
def __init__(self):
super(TourTestWindow, self).__init__()
self.setGeometry(300, 100, 400, 600)
self.setWindowTitle('Exploring QMainWindow')
self.exit = QAction('Exit', self)
self.exit.setStatusTip('Exit program')
# create the menu bar
menubar = self.menuBar()
file_ = menubar.addMenu('&File')
file_.addAction(self.exit)
# create the status bar
self.statusBar()
# QWidget or its instance needed for box layout
self.widget = QWidget(self)
self.button = QPushButton('test')
self.button1 = QPushButton('1')
self.button2 = QPushButton('2')
effect = QGraphicsOpacityEffect(self.button2)
self.button2.setGraphicsEffect(effect)
self.anim = QPropertyAnimation(effect, to_binary_string("opacity"))
self.anim.setStartValue(0.01)
self.anim.setEndValue(1.0)
self.anim.setDuration(500)
lay = QVBoxLayout()
lay.addWidget(self.button)
lay.addStretch()
lay.addWidget(self.button1)
lay.addWidget(self.button2)
self.widget.setLayout(lay)
self.setCentralWidget(self.widget)
self.button.clicked.connect(self.action1)
self.button1.clicked.connect(self.action2)
self.tour = AnimatedTour(self)
def __init__(
self,
message: str,
severity: Union[str, NotificationSeverity] = 'WARNING',
source: Optional[str] = None,
actions: ActionSequence = (),
):
super().__init__()
from ..qt_main_window import _QtMainWindow
current_window = _QtMainWindow.current()
if current_window is not None:
canvas = current_window.qt_viewer._canvas_overlay
self.setParent(canvas)
canvas.resized.connect(self.move_to_bottom_right)
self.setupUi()
self.setAttribute(Qt.WA_DeleteOnClose)
self.setup_buttons(actions)
self.setMouseTracking(True)
self.severity_icon.setText(NotificationSeverity(severity).as_icon())
self.message.setText(message)
if source:
self.source_label.setText(
trans._('Source: {source}', source=source)
)
self.close_button.clicked.connect(self.close)
self.expand_button.clicked.connect(self.toggle_expansion)
self.timer = QTimer()
self.opacity = QGraphicsOpacityEffect()
self.setGraphicsEffect(self.opacity)
self.opacity_anim = QPropertyAnimation(self.opacity, b"opacity", self)
self.geom_anim = QPropertyAnimation(self, b"geometry", self)
self.move_to_bottom_right()
class ImplementationListItem(QFrame):
"""A Widget to render each hook implementation item in a ListWidget.
Parameters
----------
item : QListWidgetItem
An item instance from a QListWidget. This will most likely come from
:meth:`QtHookImplementationListWidget.add_hook_implementation_to_list`.
parent : QWidget, optional
The parent widget, by default None
Attributes
----------
plugin_name_label : QLabel
The name of the plugin providing the hook implementation.
enabled_checkbox : QCheckBox
Checkbox to set the ``enabled`` status of the corresponding hook
implementation.
opacity : QGraphicsOpacityEffect
The opacity of the whole widget. When self.enabled_checkbox is
unchecked, the opacity of the item is decreased.
"""
on_changed = Signal() # when user changes whether plugin is enabled.
def __init__(self, item: QListWidgetItem, parent: QWidget = None):
super().__init__(parent)
self.item = item
self.opacity = QGraphicsOpacityEffect(self)
self.setGraphicsEffect(self.opacity)
layout = QHBoxLayout()
self.setLayout(layout)
self.position_label = QLabel()
self.update_position_label()
self.setToolTip(trans._("Click and drag to change call order"))
self.plugin_name_label = QElidingLabel()
self.plugin_name_label.setObjectName('small_text')
self.plugin_name_label.setText(item.hook_implementation.plugin_name)
plugin_name_size_policy = QSizePolicy(QSizePolicy.MinimumExpanding,
QSizePolicy.Preferred)
plugin_name_size_policy.setHorizontalStretch(2)
self.plugin_name_label.setSizePolicy(plugin_name_size_policy)
self.function_name_label = QLabel(
item.hook_implementation.function.__name__)
self.enabled_checkbox = QCheckBox(self)
self.enabled_checkbox.setToolTip(
trans._("Uncheck to disable this plugin"))
self.enabled_checkbox.stateChanged.connect(self._set_enabled)
self.enabled_checkbox.setChecked(
getattr(item.hook_implementation, 'enabled', True))
layout.addWidget(self.position_label)
layout.addWidget(self.enabled_checkbox)
layout.addWidget(self.function_name_label)
layout.addWidget(self.plugin_name_label)
layout.setStretch(2, 1)
layout.setContentsMargins(0, 0, 0, 0)
def _set_enabled(self, state: Union[bool, int]):
"""Set the enabled state of this hook implementation to ``state``."""
self.item.hook_implementation.enabled = bool(state)
self.opacity.setOpacity(1 if state else 0.5)
self.on_changed.emit()
def update_position_label(self, order=None):
"""Update the label showing the position of this item in the list.
Parameters
----------
order : list, optional
A HookOrderType list ... unused by this function, but here for ease
of signal connection, by default None.
"""
position = self.item.listWidget().indexFromItem(self.item).row() + 1
self.position_label.setText(str(position))
class ImplementationListItem(QFrame):
"""A Widget to render each hook implementation item in a ListWidget.
Parameters
----------
item : QListWidgetItem
An item instance from a QListWidget. This will most likely come from
:meth:`QtHookImplementationListWidget.add_hook_implementation_to_list`.
parent : QWidget, optional
The parent widget, by default None
Attributes
----------
plugin_name_label : QLabel
The name of the plugin providing the hook implementation.
enabled_checkbox : QCheckBox
Checkbox to set the ``enabled`` status of the corresponding hook
implementation.
opacity : QGraphicsOpacityEffect
The opacity of the whole widget. When self.enabled_checkbox is
unchecked, the opacity of the item is decreased.
"""
def __init__(self, item: QListWidgetItem, parent: QWidget = None):
super().__init__(parent)
self.setToolTip("Click and drag to change call order")
self.item = item
self.opacity = QGraphicsOpacityEffect(self)
self.setGraphicsEffect(self.opacity)
layout = QHBoxLayout()
self.setLayout(layout)
self.position_label = QLabel()
self.update_position_label()
self.plugin_name_label = QLabel(item.hook_implementation.plugin_name)
self.enabled_checkbox = QCheckBox(self)
self.enabled_checkbox.setToolTip("Uncheck to disable this plugin")
self.enabled_checkbox.stateChanged.connect(self._set_enabled)
self.enabled_checkbox.setChecked(
getattr(item.hook_implementation, 'enabled', True))
layout.addWidget(self.position_label)
layout.addWidget(self.enabled_checkbox)
layout.addWidget(self.plugin_name_label)
layout.setStretch(2, 1)
layout.setContentsMargins(0, 0, 0, 0)
def _set_enabled(self, state: Union[bool, int]):
"""Set the enabled state of this hook implementation to ``state``."""
# "hook_implementation.enabled" is NOT a pluggy attribute...
# we are adding that to allow skipping of hook_implementations.
# see plugins.io.read_data_with_plugins() for an example
self.item.hook_implementation.enabled = bool(state)
self.opacity.setOpacity(1 if state else 0.5)
def update_position_label(self, order=None):
"""Update the label showing the position of this item in the list.
Parameters
----------
order : list, optional
A HookOrderType list ... unused by this function, but here for ease
of signal connection, by default None.
"""
position = self.item.listWidget().indexFromItem(self.item).row() + 1
self.position_label.setText(str(position))
