def __make_delete_buttons(self):
for idx, master_name in enumerate(self.__model.row_keys):
remove_master_button = QPushButton()
remove_master_button.setIcon(qta.icon('fa5s.trash'))
remove_master_button.clicked.connect(
self.remove_master(master_name))
remove_master_button.setAutoFillBackground(True)
self.linkSignals.setIndexWidget(self.__table_model.index(idx, 0),
remove_master_button)
class ColorSelector(QWidget):
def __init__(self, initial_color=MPL_DEFAULT, parent=None):
super(ColorSelector, self).__init__(parent=parent)
self.initial_color = QColor(initial_color)
# Create line edit and push button and add to a horizontal layout
self.line_edit = QLineEdit(self)
self.button = QPushButton(self)
self.h_layout = QHBoxLayout(self)
self.h_layout.addWidget(self.line_edit)
self.h_layout.addWidget(self.button)
self.h_layout.setContentsMargins(0, 0, 0, 0)
self.line_edit.setText(self.initial_color.name())
self.line_edit.setReadOnly(True)
self.button.setAutoFillBackground(True)
self.button.setFlat(True)
self.update_color_button()
# Signals
self.button.clicked.connect(self.launch_qcolor_dialog)
self.line_edit.textChanged.connect(self.update_color_button)
def get_color(self):
return self.line_edit.text()
def launch_qcolor_dialog(self):
color_dialog = QColorDialog(self)
color_dialog.setCurrentColor(QColor(self.get_color()))
color_dialog.colorSelected.connect(
lambda: self.set_line_edit(color_dialog.selectedColor().name()))
color_dialog.setModal(True)
color_dialog.show()
def set_color(self, color_hex):
self.line_edit.setText(color_hex)
def set_line_edit(self, color_hex):
self.line_edit.setText(color_hex)
def update_color_button(self):
palette = QPalette(self.button.palette())
qcolor = QColor(self.get_color())
palette.setColor(QPalette.Button, qcolor)
self.button.setPalette(palette)
self.button.update()
class ColorSelector(QWidget):
def __init__(self, initial_color=MPL_DEFAULT, parent=None):
super(ColorSelector, self).__init__(parent=parent)
self.initial_color = QColor(initial_color)
# Create line edit and push button and add to a horizontal layout
self.line_edit = QLineEdit(self)
self.button = QPushButton(self)
self.h_layout = QHBoxLayout(self)
self.h_layout.addWidget(self.line_edit)
self.h_layout.addWidget(self.button)
self.h_layout.setContentsMargins(0, 0, 0, 0)
self.line_edit.setText(self.initial_color.name())
self.prev_color = self.initial_color.name()
# Color input only allows valid hex codes.
re = QRegExp('^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$')
validator = ColorValidator(re, self.line_edit, self)
self.line_edit.setValidator(validator)
self.button.setAutoFillBackground(True)
self.button.setFlat(True)
self.update_color_button()
# Signals
self.button.clicked.connect(self.launch_qcolor_dialog)
self.line_edit.textChanged.connect(self.update_color_button)
self.line_edit.editingFinished.connect(
self.convert_three_digit_hex_to_six)
def get_color(self):
return self.line_edit.text()
def launch_qcolor_dialog(self):
color_dialog = QColorDialog(self)
color_dialog.setCurrentColor(QColor(self.get_color()))
color_dialog.colorSelected.connect(
lambda: self.set_line_edit(color_dialog.selectedColor().name()))
color_dialog.accepted.connect(
lambda: self.set_prev_color(color_dialog.selectedColor().name()))
color_dialog.setModal(True)
color_dialog.show()
def set_prev_color(self, color):
self.prev_color = color
def set_color(self, color_hex):
self.line_edit.setText(color_hex)
def set_line_edit(self, color_hex):
self.line_edit.setText(color_hex)
def update_color_button(self):
palette = QPalette(self.button.palette())
qcolor = QColor(self.get_color())
palette.setColor(QPalette.Button, qcolor)
self.button.setPalette(palette)
self.button.update()
def convert_three_digit_hex_to_six(self):
color = self.get_color()
# If a 3-digit hex code is inputted, it is converted to 6 digits
# by duplicating each digit.
if len(color) == 4:
new = '#{}'.format(''.join(2 * c for c in color.lstrip('#')))
self.set_color(new)
color = new
self.prev_color = color
