class MMessage(QWidget):
"""
Display global messages as feedback in response to user operations.
"""
InfoType = 'info'
SuccessType = 'success'
WarningType = 'warning'
ErrorType = 'error'
LoadingType = 'loading'
default_config = {'duration': 2, 'top': 24}
sig_closed = Signal()
def __init__(self,
text,
duration=None,
dayu_type=None,
closable=False,
parent=None):
super(MMessage, self).__init__(parent)
self.setObjectName('message')
self.setWindowFlags(Qt.FramelessWindowHint | Qt.Dialog
| Qt.WA_TranslucentBackground
| Qt.WA_DeleteOnClose)
self.setAttribute(Qt.WA_StyledBackground)
if dayu_type == MMessage.LoadingType:
_icon_label = MLoading.tiny()
else:
_icon_label = MAvatar.tiny()
current_type = dayu_type or MMessage.InfoType
_icon_label.set_dayu_image(
MPixmap('{}_fill.svg'.format(current_type),
vars(dayu_theme).get(current_type + '_color')))
self._content_label = MLabel(parent=self)
# self._content_label.set_elide_mode(Qt.ElideMiddle)
self._content_label.setText(text)
self._close_button = MToolButton(
parent=self).icon_only().svg('close_line.svg').tiny()
self._close_button.clicked.connect(self.close)
self._close_button.setVisible(closable or False)
self._main_lay = QHBoxLayout()
self._main_lay.addWidget(_icon_label)
self._main_lay.addWidget(self._content_label)
self._main_lay.addStretch()
self._main_lay.addWidget(self._close_button)
self.setLayout(self._main_lay)
_close_timer = QTimer(self)
_close_timer.setSingleShot(True)
_close_timer.timeout.connect(self.close)
_close_timer.timeout.connect(self.sig_closed)
_close_timer.setInterval(
(duration or self.default_config.get('duration')) * 1000)
_ani_timer = QTimer(self)
_ani_timer.timeout.connect(self._fade_out)
_ani_timer.setInterval(
(duration or self.default_config.get('duration')) * 1000 - 300)
_close_timer.start()
_ani_timer.start()
self._pos_ani = QPropertyAnimation(self)
self._pos_ani.setTargetObject(self)
self._pos_ani.setEasingCurve(QEasingCurve.OutCubic)
self._pos_ani.setDuration(300)
self._pos_ani.setPropertyName('pos')
self._opacity_ani = QPropertyAnimation()
self._opacity_ani.setTargetObject(self)
self._opacity_ani.setDuration(300)
self._opacity_ani.setEasingCurve(QEasingCurve.OutCubic)
self._opacity_ani.setPropertyName('windowOpacity')
self._opacity_ani.setStartValue(0.0)
self._opacity_ani.setEndValue(1.0)
self._set_proper_position(parent)
self._fade_int()
def _fade_out(self):
self._pos_ani.setDirection(QAbstractAnimation.Backward)
self._pos_ani.start()
self._opacity_ani.setDirection(QAbstractAnimation.Backward)
self._opacity_ani.start()
def _fade_int(self):
self._pos_ani.start()
self._opacity_ani.start()
def _set_proper_position(self, parent):
parent_geo = parent.geometry()
pos = parent_geo.topLeft(
) if parent.parent() is None else parent.mapToGlobal(
parent_geo.topLeft())
offset = 0
for child in parent.children():
if isinstance(child, MMessage) and child.isVisible():
offset = max(offset, child.y())
base = pos.y() + MMessage.default_config.get('top')
target_x = pos.x() + parent_geo.width() / 2 - 100
target_y = (offset + 50) if offset else base
self._pos_ani.setStartValue(QPoint(target_x, target_y - 40))
self._pos_ani.setEndValue(QPoint(target_x, target_y))
@classmethod
def info(cls, text, parent, duration=None, closable=None):
"""Show a normal message"""
inst = cls(text,
dayu_type=MMessage.InfoType,
duration=duration,
closable=closable,
parent=parent)
inst.show()
return inst
@classmethod
def success(cls, text, parent, duration=None, closable=None):
"""Show a success message"""
inst = cls(text,
dayu_type=MMessage.SuccessType,
duration=duration,
closable=closable,
parent=parent)
inst.show()
return inst
@classmethod
def warning(cls, text, parent, duration=None, closable=None):
"""Show a warning message"""
inst = cls(text,
dayu_type=MMessage.WarningType,
duration=duration,
closable=closable,
parent=parent)
inst.show()
return inst
@classmethod
def error(cls, text, parent, duration=None, closable=None):
"""Show an error message"""
inst = cls(text,
dayu_type=MMessage.ErrorType,
duration=duration,
closable=closable,
parent=parent)
inst.show()
return inst
@classmethod
def loading(cls, text, parent):
"""Show a message with loading animation"""
inst = cls(text, dayu_type=MMessage.LoadingType, parent=parent)
inst.show()
return inst
@classmethod
def config(cls, duration=None, top=None):
"""
Config the global MMessage duration and top setting.
:param duration: int (unit is second)
:param top: int (unit is px)
:return: None
"""
if duration is not None:
cls.default_config['duration'] = duration
if top is not None:
cls.default_config['top'] = top
class MDrawer(QWidget):
"""
A panel which slides in from the edge of the screen.
"""
LeftPos = 'left'
RightPos = 'right'
TopPos = 'top'
BottomPos = 'bottom'
sig_closed = Signal()
def __init__(self, title, position='right', closable=True, parent=None):
super(MDrawer, self).__init__(parent)
self.setObjectName('message')
self.setWindowFlags(Qt.Popup)
# self.setWindowFlags(
# Qt.FramelessWindowHint | Qt.Popup | Qt.WA_TranslucentBackground)
self.setAttribute(Qt.WA_StyledBackground)
self._title_label = MLabel(parent=self).h4()
# self._title_label.set_elide_mode(Qt.ElideRight)
self._title_label.setText(title)
self._close_button = MToolButton(
parent=self).icon_only().svg('close_line.svg').small()
self._close_button.clicked.connect(self.close)
self._close_button.setVisible(closable or False)
_title_lay = QHBoxLayout()
_title_lay.addWidget(self._title_label)
_title_lay.addStretch()
_title_lay.addWidget(self._close_button)
self._button_lay = QHBoxLayout()
self._button_lay.addStretch()
self._scroll_area = QScrollArea()
self._main_lay = QVBoxLayout()
self._main_lay.addLayout(_title_lay)
self._main_lay.addWidget(MDivider())
self._main_lay.addWidget(self._scroll_area)
self._main_lay.addWidget(MDivider())
self._main_lay.addLayout(self._button_lay)
self.setLayout(self._main_lay)
self._position = position
self._close_timer = QTimer(self)
self._close_timer.setSingleShot(True)
self._close_timer.timeout.connect(self.close)
self._close_timer.timeout.connect(self.sig_closed)
self._close_timer.setInterval(300)
self._is_first_close = True
self._pos_ani = QPropertyAnimation(self)
self._pos_ani.setTargetObject(self)
self._pos_ani.setEasingCurve(QEasingCurve.OutCubic)
self._pos_ani.setDuration(300)
self._pos_ani.setPropertyName('pos')
self._opacity_ani = QPropertyAnimation()
self._opacity_ani.setTargetObject(self)
self._opacity_ani.setDuration(300)
self._opacity_ani.setEasingCurve(QEasingCurve.OutCubic)
self._opacity_ani.setPropertyName('windowOpacity')
self._opacity_ani.setStartValue(0.0)
self._opacity_ani.setEndValue(1.0)
# self._shadow_effect = QGraphicsDropShadowEffect(self)
# color = dayu_theme.red
# self._shadow_effect.setColor(color)
# self._shadow_effect.setOffset(0, 0)
# self._shadow_effect.setBlurRadius(5)
# self._shadow_effect.setEnabled(False)
# self.setGraphicsEffect(self._shadow_effect)
def set_widget(self, widget):
self._scroll_area.setWidget(widget)
def add_button(self, button):
self._button_lay.addWidget(button)
def _fade_out(self):
self._pos_ani.setDirection(QAbstractAnimation.Backward)
self._pos_ani.start()
self._opacity_ani.setDirection(QAbstractAnimation.Backward)
self._opacity_ani.start()
def _fade_int(self):
self._pos_ani.start()
self._opacity_ani.start()
def _set_proper_position(self):
parent = self.parent()
parent_geo = parent.geometry()
if self._position == MDrawer.LeftPos:
pos = parent_geo.topLeft(
) if parent.parent() is None else parent.mapToGlobal(
parent_geo.topLeft())
target_x = pos.x()
target_y = pos.y()
self.setFixedHeight(parent_geo.height())
self._pos_ani.setStartValue(
QPoint(target_x - self.width(), target_y))
self._pos_ani.setEndValue(QPoint(target_x, target_y))
if self._position == MDrawer.RightPos:
pos = parent_geo.topRight(
) if parent.parent() is None else parent.mapToGlobal(
parent_geo.topRight())
self.setFixedHeight(parent_geo.height())
target_x = pos.x() - self.width()
target_y = pos.y()
self._pos_ani.setStartValue(
QPoint(target_x + self.width(), target_y))
self._pos_ani.setEndValue(QPoint(target_x, target_y))
if self._position == MDrawer.TopPos:
pos = parent_geo.topLeft(
) if parent.parent() is None else parent.mapToGlobal(
parent_geo.topLeft())
self.setFixedWidth(parent_geo.width())
target_x = pos.x()
target_y = pos.y()
self._pos_ani.setStartValue(
QPoint(target_x, target_y - self.height()))
self._pos_ani.setEndValue(QPoint(target_x, target_y))
if self._position == MDrawer.BottomPos:
pos = parent_geo.bottomLeft(
) if parent.parent() is None else parent.mapToGlobal(
parent_geo.bottomLeft())
self.setFixedWidth(parent_geo.width())
target_x = pos.x()
target_y = pos.y() - self.height()
self._pos_ani.setStartValue(
QPoint(target_x, target_y + self.height()))
self._pos_ani.setEndValue(QPoint(target_x, target_y))
def set_dayu_position(self, value):
"""
Set the placement of the MDrawer.
top/right/bottom/left, default is right
:param value: str
:return: None
"""
self._position = value
if value in [MDrawer.BottomPos, MDrawer.TopPos]:
self.setFixedHeight(200)
else:
self.setFixedWidth(200)
def get_dayu_position(self):
"""
Get the placement of the MDrawer
:return: str
"""
return self._position
dayu_position = Property(str, get_dayu_position, set_dayu_position)
def left(self):
"""Set drawer's placement to left"""
self.set_dayu_position(MDrawer.LeftPos)
return self
def right(self):
"""Set drawer's placement to right"""
self.set_dayu_position(MDrawer.RightPos)
return self
def top(self):
"""Set drawer's placement to top"""
self.set_dayu_position(MDrawer.TopPos)
return self
def bottom(self):
"""Set drawer's placement to bottom"""
self.set_dayu_position(MDrawer.BottomPos)
return self
def show(self):
self._set_proper_position()
self._fade_int()
return super(MDrawer, self).show()
def closeEvent(self, event):
if self._is_first_close:
self._is_first_close = False
self._close_timer.start()
self._fade_out()
event.ignore()
else:
event.accept()
class MSectionItem(QWidget):
sig_context_menu = Signal(object)
def __init__(self,
title='',
expand=False,
widget=None,
closeable=False,
parent=None):
super(MSectionItem, self).__init__(parent)
self._central_widget = None
self.setAttribute(Qt.WA_StyledBackground)
self.title_label = MLabel(parent=self)
self.expand_icon = MLabel(parent=self)
self.expand_icon.setSizePolicy(QSizePolicy.Minimum,
QSizePolicy.Minimum)
self._close_button = MToolButton().icon_only().tiny().svg(
'close_line.svg')
self._close_button.clicked.connect(self.close)
header_lay = QHBoxLayout()
header_lay.addWidget(self.expand_icon)
header_lay.addWidget(self.title_label)
header_lay.addStretch()
header_lay.addWidget(self._close_button)
self.header_widget = QWidget(parent=self)
self.header_widget.setAttribute(Qt.WA_StyledBackground)
self.header_widget.setObjectName('title')
self.header_widget.setLayout(header_lay)
self.header_widget.setSizePolicy(QSizePolicy.Minimum,
QSizePolicy.Minimum)
self.header_widget.setCursor(Qt.PointingHandCursor)
self.title_label.setCursor(Qt.PointingHandCursor)
self.header_widget.installEventFilter(self)
self.title_label.installEventFilter(self)
self.content_widget = QWidget(parent=self)
self.content_layout = QHBoxLayout()
self.content_widget.setLayout(self.content_layout)
self.main_lay = QVBoxLayout()
self.main_lay.setContentsMargins(0, 0, 0, 0)
self.main_lay.setSpacing(0)
self.main_lay.addWidget(self.header_widget)
self.main_lay.addWidget(self.content_widget)
self.setLayout(self.main_lay)
self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Minimum)
self.setMouseTracking(True)
self.set_title(title)
self.set_closeable(closeable)
if widget:
self.set_content(widget)
self.set_expand(expand)
def set_content(self, widget):
if self._central_widget:
self.content_layout.removeWidget(self._central_widget)
self._central_widget.close()
self.content_layout.addWidget(widget)
self._central_widget = widget
def get_content(self):
return self._central_widget
def set_closeable(self, value):
self.setProperty('closeable', value)
def _set_closeable(self, value):
self.content_widget.setVisible(value)
self._close_button.setVisible(value)
def set_expand(self, value):
self.setProperty('expand', value)
def _set_expand(self, value):
self.content_widget.setVisible(value)
self.expand_icon.setPixmap(
MPixmap('down_line.svg' if value else 'right_line.svg').
scaledToHeight(12))
def set_title(self, value):
self.setProperty('title', value)
def _set_title(self, value):
self.title_label.setText(value)
def eventFilter(self, widget, event):
if widget in [self.header_widget, self.title_label]:
if event.type() == QEvent.MouseButtonRelease:
self.set_expand(not self.property('expand'))
return super(QWidget, self).eventFilter(widget, event)
class MMeta(QWidget):
def __init__(self,
cover=None,
avatar=None,
title=None,
description=None,
extra=False,
parent=None):
super(MMeta, self).__init__(parent)
self.setAttribute(Qt.WA_StyledBackground)
self._cover_label = QLabel()
self._avatar = MAvatar()
self._title_label = MLabel().h4()
self._description_label = MLabel().secondary()
self._description_label.setWordWrap(True)
self._description_label.set_elide_mode(Qt.ElideRight)
self._title_layout = QHBoxLayout()
self._title_layout.addWidget(self._title_label)
self._title_layout.addStretch()
self._extra_button = MToolButton(
parent=self).icon_only().svg('more.svg')
self._title_layout.addWidget(self._extra_button)
self._extra_button.setVisible(extra)
content_lay = QFormLayout()
content_lay.setContentsMargins(5, 5, 5, 5)
content_lay.addRow(self._avatar, self._title_layout)
content_lay.addRow(self._description_label)
self._button_layout = QHBoxLayout()
main_lay = QVBoxLayout()
main_lay.setSpacing(0)
main_lay.setContentsMargins(1, 1, 1, 1)
main_lay.addWidget(self._cover_label)
main_lay.addLayout(content_lay)
main_lay.addLayout(self._button_layout)
main_lay.addStretch()
self.setLayout(main_lay)
self._cover_label.setFixedSize(QSize(200, 200))
# self.setFixedWidth(200)
def get_more_button(self):
return self._extra_button
def setup_data(self, data_dict):
if data_dict.get('title'):
self._title_label.setText(data_dict.get('title'))
self._title_label.setVisible(True)
else:
self._title_label.setVisible(False)
if data_dict.get('description'):
self._description_label.setText(data_dict.get('description'))
self._description_label.setVisible(True)
else:
self._description_label.setVisible(False)
if data_dict.get('avatar'):
self._avatar.set_dayu_image(data_dict.get('avatar'))
self._avatar.setVisible(True)
else:
self._avatar.setVisible(False)
if data_dict.get('cover'):
fixed_height = self._cover_label.width()
self._cover_label.setPixmap(
data_dict.get('cover').scaledToWidth(fixed_height,
Qt.SmoothTransformation))
self._cover_label.setVisible(True)
else:
self._cover_label.setVisible(False)
class MAlert(QWidget):
"""
Alert component for feedback.
Property:
dayu_type: The feedback type with different color container.
dayu_text: The feedback string showed in container.
"""
InfoType = 'info'
SuccessType = 'success'
WarningType = 'warning'
ErrorType = 'error'
def __init__(self, text='', parent=None, flags=0):
super(MAlert, self).__init__(parent, flags)
self.setAttribute(Qt.WA_StyledBackground)
self._icon_label = MAvatar()
self._icon_label.set_dayu_size(dayu_theme.tiny)
self._content_label = MLabel().secondary()
self._close_button = MToolButton().svg(
'close_line.svg').tiny().icon_only()
self._close_button.clicked.connect(
functools.partial(self.setVisible, False))
self._main_lay = QHBoxLayout()
self._main_lay.setContentsMargins(8, 8, 8, 8)
self._main_lay.addWidget(self._icon_label)
self._main_lay.addWidget(self._content_label)
self._main_lay.addStretch()
self._main_lay.addWidget(self._close_button)
self.setLayout(self._main_lay)
self.set_show_icon(True)
self.set_closeable(False)
self._dayu_type = None
self._dayu_text = None
self.set_dayu_type(MAlert.InfoType)
self.set_dayu_text(text)
def set_closeable(self, closeable):
"""Display the close icon button or not."""
self._close_button.setVisible(closeable)
def set_show_icon(self, show_icon):
"""Display the information type icon or not."""
self._icon_label.setVisible(show_icon)
def _set_dayu_text(self):
self._content_label.setText(self._dayu_text)
self.setVisible(bool(self._dayu_text))
def set_dayu_text(self, value):
"""Set the feedback content."""
if isinstance(value, basestring):
self._dayu_text = value
else:
raise TypeError("Input argument 'value' should be string type, "
"but get {}".format(type(value)))
self._set_dayu_text()
def _set_dayu_type(self):
self._icon_label.set_dayu_image(
MPixmap('{}_fill.svg'.format(self._dayu_type),
vars(dayu_theme).get(self._dayu_type + '_color')))
self.style().polish(self)
def set_dayu_type(self, value):
"""Set feedback type."""
if value in [
MAlert.InfoType, MAlert.SuccessType, MAlert.WarningType,
MAlert.ErrorType
]:
self._dayu_type = value
else:
raise ValueError("Input argument 'value' should be one of "
"info/success/warning/error string.")
self._set_dayu_type()
def get_dayu_type(self):
"""
Get MAlert feedback type.
:return: str
"""
return self._dayu_type
def get_dayu_text(self):
"""
Get MAlert feedback message.
:return: basestring
"""
return self._dayu_text
dayu_text = Property(unicode, get_dayu_text, set_dayu_text)
dayu_type = Property(str, get_dayu_type, set_dayu_type)
def info(self):
"""Set MAlert to InfoType"""
self.set_dayu_type(MAlert.InfoType)
return self
def success(self):
"""Set MAlert to SuccessType"""
self.set_dayu_type(MAlert.SuccessType)
return self
def warning(self):
"""Set MAlert to WarningType"""
self.set_dayu_type(MAlert.WarningType)
return self
def error(self):
"""Set MAlert to ErrorType"""
self.set_dayu_type(MAlert.ErrorType)
return self
def closable(self):
"""Set MAlert closebale is True"""
self.set_closeable(True)
return self