class MTag(QLabel):
"""
Tag for categorizing or markup.
"""
sig_closed = Signal()
sig_clicked = Signal()
def __init__(self, text="", parent=None):
super(MTag, self).__init__(text=text, parent=parent)
self._is_pressed = False
self._close_button = MToolButton().tiny().svg(
"close_line.svg").icon_only()
self._close_button.clicked.connect(self.sig_closed)
self._close_button.clicked.connect(self.close)
self._close_button.setVisible(False)
self._main_lay = QHBoxLayout()
self._main_lay.setContentsMargins(0, 0, 0, 0)
self._main_lay.addStretch()
self._main_lay.addWidget(self._close_button)
self.setLayout(self._main_lay)
self._clickable = False
self._border = True
self._border_style = QssTemplate("""
MTag{
font-size: @font_size_base@font_unit;
padding: @padding_small@unit;
color: @text_color;
border-radius: @border_radius;
border: 1px solid @border_color;
background-color: @background_color;
}
MTag:hover{
color: @hover_color;
}
""")
self._no_border_style = QssTemplate("""
MTag{
font-size: @font_size_base@font_unit;
padding: @padding@unit;
border-radius: @border_radius;
color: @text_color;
border: 0 solid @border_color;
background-color: @background_color;
}
MTag:hover{
background-color:@hover_color;
}
""")
self.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum)
self._color = None
self.set_dayu_color(dayu_theme.secondary_text_color)
def minimumSizeHint(self, *args, **kwargs):
"""Override minimumSizeHint for expand width when the close button is visible."""
orig = super(MTag, self).minimumSizeHint(*args, **kwargs)
orig.setWidth(orig.width() + (
dayu_theme.tiny if self._close_button.isVisible() else 0))
return orig
def get_dayu_color(self):
"""Get tag's color"""
return self._color
def set_dayu_color(self, value):
"""Set Tag primary color."""
self._color = value
self._update_style()
def _update_style(self):
scale_x, _ = get_scale_factor()
if self._border:
self.setStyleSheet(
self._border_style.substitute(
padding_small=3 * scale_x,
font_size_base=dayu_theme.font_size_base,
font_unit=dayu_theme.font_unit,
unit=dayu_theme.unit,
background_color=utils.fade_color(self._color, "15%"),
border_radius=dayu_theme.border_radius_base,
border_color=utils.fade_color(self._color, "35%"),
hover_color=utils.generate_color(self._color, 5),
text_color=self._color,
))
else:
self.setStyleSheet(
self._no_border_style.substitute(
padding=4 * scale_x,
font_size_base=dayu_theme.font_size_base,
font_unit=dayu_theme.font_unit,
unit=dayu_theme.unit,
background_color=utils.generate_color(self._color, 6),
border_radius=dayu_theme.border_radius_base,
border_color=utils.generate_color(self._color, 6),
hover_color=utils.generate_color(self._color, 5),
text_color=dayu_theme.text_color_inverse,
))
dayu_color = Property(str, get_dayu_color, set_dayu_color)
def mousePressEvent(self, event):
"""Override mousePressEvent to flag _is_pressed."""
if event.button() == Qt.LeftButton:
self._is_pressed = True
return super(MTag, self).mousePressEvent(event)
def leaveEvent(self, event):
"""Override leaveEvent to reset _is_pressed flag."""
self._is_pressed = False
return super(MTag, self).leaveEvent(event)
def mouseReleaseEvent(self, event):
"""Override mouseReleaseEvent to emit sig_clicked signal."""
if event.button() == Qt.LeftButton and self._is_pressed:
if self._clickable:
self.sig_clicked.emit()
self._is_pressed = False
return super(MTag, self).mouseReleaseEvent(event)
def closeable(self):
"""Set Tag can be closed and show the close icon button."""
self._close_button.setVisible(True)
return self
def clickable(self):
"""Set Tag can be clicked and change the cursor to pointing-hand shape when enter."""
self.setCursor(Qt.PointingHandCursor)
self._clickable = True
return self
def no_border(self):
"""Set Tag style is border or fill."""
self._border = False
self._update_style()
return self
def coloring(self, color):
"""Same as set_dayu_color. Support chain."""
self.set_dayu_color(color)
return self
class MTag(QLabel):
sig_closed = Signal()
sig_clicked = Signal()
def __init__(self, text='', parent=None):
super(MTag, self).__init__(text=text, parent=parent)
self._is_pressed = False
self._close_button = MToolButton().tiny().svg(
'close_line.svg').icon_only()
self._close_button.clicked.connect(self.sig_closed)
self._close_button.clicked.connect(self.close)
self._close_button.setVisible(False)
self._main_lay = QHBoxLayout()
self._main_lay.setContentsMargins(0, 0, 0, 0)
self._main_lay.addStretch()
self._main_lay.addWidget(self._close_button)
self.setLayout(self._main_lay)
self._border = True
self._border_style = QssTemplate('''
MTag{
font-size: 12px;
padding: 3px;
color: @text_color;
border-radius: @border_radius;
border: 1px solid @border_color;
background-color: @background_color;
}
MTag:hover{
color: @hover_color;
}
''')
self._no_border_style = QssTemplate('''
MTag{
font-size: 12px;
padding: 4px;
border-radius: @border_radius;
color: @text_color;
border: 0 solid @border_color;
background-color: @background_color;
}
MTag:hover{
background-color:@hover_color;
}
''')
self.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum)
self._color = None
self.set_dayu_color(dayu_theme.secondary_text_color)
def minimumSizeHint(self, *args, **kwargs):
orig = super(MTag, self).minimumSizeHint(*args, **kwargs)
orig.setWidth(orig.width() + (
dayu_theme.tiny if self._close_button.isVisible() else 0))
return orig
def get_dayu_color(self):
"""Get tag's color"""
return self._color
def set_dayu_color(self, value):
self._color = value
self._update_style()
def _update_style(self):
if self._border:
self.setStyleSheet(
self._border_style.substitute(
background_color=utils.fade_color(self._color, '15%'),
border_radius=dayu_theme.border_radius_base,
border_color=utils.fade_color(self._color, '35%'),
hover_color=utils.generate_color(self._color, 5),
text_color=self._color))
else:
self.setStyleSheet(
self._no_border_style.substitute(
background_color=utils.generate_color(self._color, 6),
border_radius=dayu_theme.border_radius_base,
border_color=utils.generate_color(self._color, 6),
hover_color=utils.generate_color(self._color, 5),
text_color=dayu_theme.text_color_inverse))
dayu_color = Property(str, get_dayu_color, set_dayu_color)
def mousePressEvent(self, event):
if event.button() == Qt.LeftButton:
self._is_pressed = True
return super(MTag, self).mousePressEvent(event)
def leaveEvent(self, event):
self._is_pressed = False
return super(MTag, self).leaveEvent(event)
def mouseReleaseEvent(self, event):
if event.button() == Qt.LeftButton and self._is_pressed:
self.sig_clicked.emit()
self._is_pressed = False
return super(MTag, self).mouseReleaseEvent(event)
def closeable(self):
self._close_button.setVisible(True)
return self
def clickable(self):
self.setCursor(Qt.PointingHandCursor)
return self
def border(self, is_border):
self._border = is_border
self._update_style()
return self
