FlatCAM/flatcamGUI/preferences/general/GeneralGUIPrefGroupUI.py

from PyQt5 import QtWidgets, QtCore, QtGui
from PyQt5.QtCore import QSettings, Qt

from flatcamGUI.GUIElements import RadioSet, FCCheckBox, FCButton, FCComboBox, FCEntry, FCSpinner
from flatcamGUI.preferences.OptionsGroupUI import OptionsGroupUI

import gettext
import FlatCAMTranslation as fcTranslate
import builtins

fcTranslate.apply_language('strings')
if '_' not in builtins.__dict__:
    _ = gettext.gettext

settings = QSettings("Open Source", "FlatCAM")
if settings.contains("machinist"):
    machinist_setting = settings.value('machinist', type=int)
else:
    machinist_setting = 0


class GeneralGUIPrefGroupUI(OptionsGroupUI):
    def __init__(self, decimals=4, parent=None):
        super(GeneralGUIPrefGroupUI, self).__init__(self, parent=parent)

        self.setTitle(str(_("GUI Preferences")))
        self.decimals = decimals

        # Create a grid layout for the Application general settings
        grid0 = QtWidgets.QGridLayout()
        self.layout.addLayout(grid0)
        grid0.setColumnStretch(0, 0)
        grid0.setColumnStretch(1, 1)

        # Theme selection
        self.theme_label = QtWidgets.QLabel('%s:' % _('Theme'))
        self.theme_label.setToolTip(
            _("Select a theme for FlatCAM.\n"
              "It will theme the plot area.")
        )

        self.theme_radio = RadioSet([
            {"label": _("Light"), "value": "white"},
            {"label": _("Dark"), "value": "black"}
        ], orientation='vertical')

        grid0.addWidget(self.theme_label, 0, 0)
        grid0.addWidget(self.theme_radio, 0, 1)

        # Enable Gray Icons
        self.gray_icons_cb = FCCheckBox('%s' % _('Use Gray Icons'))
        self.gray_icons_cb.setToolTip(
            _("Check this box to use a set of icons with\n"
              "a lighter (gray) color. To be used when a\n"
              "full dark theme is applied.")
        )
        grid0.addWidget(self.gray_icons_cb, 1, 0, 1, 3)

        self.theme_button = FCButton(_("Apply Theme"))
        self.theme_button.setToolTip(
            _("Select a theme for FlatCAM.\n"
              "It will theme the plot area.\n"
              "The application will restart after change.")
        )
        grid0.addWidget(self.theme_button, 2, 0, 1, 3)

        separator_line = QtWidgets.QFrame()
        separator_line.setFrameShape(QtWidgets.QFrame.HLine)
        separator_line.setFrameShadow(QtWidgets.QFrame.Sunken)
        grid0.addWidget(separator_line, 3, 0, 1, 2)

        # Layout selection
        self.layout_label = QtWidgets.QLabel('%s:' % _('Layout'))
        self.layout_label.setToolTip(
            _("Select an layout for FlatCAM.\n"
              "It is applied immediately.")
        )
        self.layout_combo = FCComboBox()
        # don't translate the QCombo items as they are used in QSettings and identified by name
        self.layout_combo.addItem("standard")
        self.layout_combo.addItem("compact")
        self.layout_combo.addItem("minimal")

        grid0.addWidget(self.layout_label, 4, 0)
        grid0.addWidget(self.layout_combo, 4, 1)

        # Set the current index for layout_combo
        qsettings = QSettings("Open Source", "FlatCAM")
        if qsettings.contains("layout"):
            layout = qsettings.value('layout', type=str)
            idx = self.layout_combo.findText(layout.capitalize())
            self.layout_combo.setCurrentIndex(idx)

        # Style selection
        self.style_label = QtWidgets.QLabel('%s:' % _('Style'))
        self.style_label.setToolTip(
            _("Select an style for FlatCAM.\n"
              "It will be applied at the next app start.")
        )
        self.style_combo = FCComboBox()
        self.style_combo.addItems(QtWidgets.QStyleFactory.keys())
        # find current style
        index = self.style_combo.findText(QtWidgets.qApp.style().objectName(), QtCore.Qt.MatchFixedString)
        self.style_combo.setCurrentIndex(index)
        self.style_combo.activated[str].connect(self.handle_style)

        grid0.addWidget(self.style_label, 5, 0)
        grid0.addWidget(self.style_combo, 5, 1)

        # Enable High DPI Support
        self.hdpi_cb = FCCheckBox('%s' % _('Activate HDPI Support'))
        self.hdpi_cb.setToolTip(
            _("Enable High DPI support for FlatCAM.\n"
              "It will be applied at the next app start.")
        )

        qsettings = QSettings("Open Source", "FlatCAM")
        if qsettings.contains("hdpi"):
            self.hdpi_cb.set_value(qsettings.value('hdpi', type=int))
        else:
            self.hdpi_cb.set_value(False)
        self.hdpi_cb.stateChanged.connect(self.handle_hdpi)

        grid0.addWidget(self.hdpi_cb, 6, 0, 1, 3)

        # Enable Hover box
        self.hover_cb = FCCheckBox('%s' % _('Display Hover Shape'))
        self.hover_cb.setToolTip(
            _("Enable display of a hover shape for FlatCAM objects.\n"
              "It is displayed whenever the mouse cursor is hovering\n"
              "over any kind of not-selected object.")
        )
        grid0.addWidget(self.hover_cb, 8, 0, 1, 3)

        # Enable Selection box
        self.selection_cb = FCCheckBox('%s' % _('Display Selection Shape'))
        self.selection_cb.setToolTip(
            _("Enable the display of a selection shape for FlatCAM objects.\n"
              "It is displayed whenever the mouse selects an object\n"
              "either by clicking or dragging mouse from left to right or\n"
              "right to left.")
        )
        grid0.addWidget(self.selection_cb, 9, 0, 1, 3)

        separator_line = QtWidgets.QFrame()
        separator_line.setFrameShape(QtWidgets.QFrame.HLine)
        separator_line.setFrameShadow(QtWidgets.QFrame.Sunken)
        grid0.addWidget(separator_line, 14, 0, 1, 2)

        # Plot Selection (left - right) Color
        self.sel_lr_label = QtWidgets.QLabel('<b>%s</b>' % _('Left-Right Selection Color'))
        grid0.addWidget(self.sel_lr_label, 15, 0, 1, 2)

        self.sl_color_label = QtWidgets.QLabel('%s:' % _('Outline'))
        self.sl_color_label.setToolTip(
            _("Set the line color for the 'left to right' selection box.")
        )
        self.sl_color_entry = FCEntry()
        self.sl_color_button = QtWidgets.QPushButton()
        self.sl_color_button.setFixedSize(15, 15)

        self.form_box_child_4 = QtWidgets.QHBoxLayout()
        self.form_box_child_4.addWidget(self.sl_color_entry)
        self.form_box_child_4.addWidget(self.sl_color_button)
        self.form_box_child_4.setAlignment(QtCore.Qt.AlignLeft | QtCore.Qt.AlignVCenter)

        grid0.addWidget(self.sl_color_label, 16, 0)
        grid0.addLayout(self.form_box_child_4, 16, 1)

        self.sf_color_label = QtWidgets.QLabel('%s:' % _('Fill'))
        self.sf_color_label.setToolTip(
            _("Set the fill color for the selection box\n"
              "in case that the selection is done from left to right.\n"
              "First 6 digits are the color and the last 2\n"
              "digits are for alpha (transparency) level.")
        )
        self.sf_color_entry = FCEntry()
        self.sf_color_button = QtWidgets.QPushButton()
        self.sf_color_button.setFixedSize(15, 15)

        self.form_box_child_5 = QtWidgets.QHBoxLayout()
        self.form_box_child_5.addWidget(self.sf_color_entry)
        self.form_box_child_5.addWidget(self.sf_color_button)
        self.form_box_child_5.setAlignment(QtCore.Qt.AlignLeft | QtCore.Qt.AlignVCenter)

        grid0.addWidget(self.sf_color_label, 17, 0)
        grid0.addLayout(self.form_box_child_5, 17, 1)

        # Plot Selection (left - right) Fill Transparency Level
        self.sf_alpha_label = QtWidgets.QLabel('%s:' % _('Alpha'))
        self.sf_alpha_label.setToolTip(
            _("Set the fill transparency for the 'left to right' selection box.")
        )
        self.sf_color_alpha_slider = QtWidgets.QSlider(QtCore.Qt.Horizontal)
        self.sf_color_alpha_slider.setMinimum(0)
        self.sf_color_alpha_slider.setMaximum(255)
        self.sf_color_alpha_slider.setSingleStep(1)

        self.sf_color_alpha_spinner = FCSpinner()
        self.sf_color_alpha_spinner.setMinimumWidth(70)
        self.sf_color_alpha_spinner.set_range(0, 255)

        self.form_box_child_6 = QtWidgets.QHBoxLayout()
        self.form_box_child_6.addWidget(self.sf_color_alpha_slider)
        self.form_box_child_6.addWidget(self.sf_color_alpha_spinner)

        grid0.addWidget(self.sf_alpha_label, 18, 0)
        grid0.addLayout(self.form_box_child_6, 18, 1)

        separator_line = QtWidgets.QFrame()
        separator_line.setFrameShape(QtWidgets.QFrame.HLine)
        separator_line.setFrameShadow(QtWidgets.QFrame.Sunken)
        grid0.addWidget(separator_line, 19, 0, 1, 2)

        # Plot Selection (left - right) Color
        self.sel_rl_label = QtWidgets.QLabel('<b>%s</b>' % _('Right-Left Selection Color'))
        grid0.addWidget(self.sel_rl_label, 20, 0, 1, 2)

        # Plot Selection (right - left) Line Color
        self.alt_sl_color_label = QtWidgets.QLabel('%s:' % _('Outline'))
        self.alt_sl_color_label.setToolTip(
            _("Set the line color for the 'right to left' selection box.")
        )
        self.alt_sl_color_entry = FCEntry()
        self.alt_sl_color_button = QtWidgets.QPushButton()
        self.alt_sl_color_button.setFixedSize(15, 15)

        self.form_box_child_7 = QtWidgets.QHBoxLayout()
        self.form_box_child_7.addWidget(self.alt_sl_color_entry)
        self.form_box_child_7.addWidget(self.alt_sl_color_button)
        self.form_box_child_7.setAlignment(QtCore.Qt.AlignLeft | QtCore.Qt.AlignVCenter)

        grid0.addWidget(self.alt_sl_color_label, 21, 0)
        grid0.addLayout(self.form_box_child_7, 21, 1)

        # Plot Selection (right - left) Fill Color
        self.alt_sf_color_label = QtWidgets.QLabel('%s:' % _('Fill'))
        self.alt_sf_color_label.setToolTip(
            _("Set the fill color for the selection box\n"
              "in case that the selection is done from right to left.\n"
              "First 6 digits are the color and the last 2\n"
              "digits are for alpha (transparency) level.")
        )
        self.alt_sf_color_entry = FCEntry()
        self.alt_sf_color_button = QtWidgets.QPushButton()
        self.alt_sf_color_button.setFixedSize(15, 15)

        self.form_box_child_8 = QtWidgets.QHBoxLayout()
        self.form_box_child_8.addWidget(self.alt_sf_color_entry)
        self.form_box_child_8.addWidget(self.alt_sf_color_button)
        self.form_box_child_8.setAlignment(QtCore.Qt.AlignLeft | QtCore.Qt.AlignVCenter)

        grid0.addWidget(self.alt_sf_color_label, 22, 0)
        grid0.addLayout(self.form_box_child_8, 22, 1)

        # Plot Selection (right - left) Fill Transparency Level
        self.alt_sf_alpha_label = QtWidgets.QLabel('%s:' % _('Alpha'))
        self.alt_sf_alpha_label.setToolTip(
            _("Set the fill transparency for selection 'right to left' box.")
        )
        self.alt_sf_color_alpha_slider = QtWidgets.QSlider(QtCore.Qt.Horizontal)
        self.alt_sf_color_alpha_slider.setMinimum(0)
        self.alt_sf_color_alpha_slider.setMaximum(255)
        self.alt_sf_color_alpha_slider.setSingleStep(1)

        self.alt_sf_color_alpha_spinner = FCSpinner()
        self.alt_sf_color_alpha_spinner.setMinimumWidth(70)
        self.alt_sf_color_alpha_spinner.set_range(0, 255)

        self.form_box_child_9 = QtWidgets.QHBoxLayout()
        self.form_box_child_9.addWidget(self.alt_sf_color_alpha_slider)
        self.form_box_child_9.addWidget(self.alt_sf_color_alpha_spinner)

        grid0.addWidget(self.alt_sf_alpha_label, 23, 0)
        grid0.addLayout(self.form_box_child_9, 23, 1)

        separator_line = QtWidgets.QFrame()
        separator_line.setFrameShape(QtWidgets.QFrame.HLine)
        separator_line.setFrameShadow(QtWidgets.QFrame.Sunken)
        grid0.addWidget(separator_line, 24, 0, 1, 2)

        # ------------------------------------------------------------------
        # ----------------------- Editor Color -----------------------------
        # ------------------------------------------------------------------

        self.editor_color_label = QtWidgets.QLabel('<b>%s</b>' % _('Editor Color'))
        grid0.addWidget(self.editor_color_label, 25, 0, 1, 2)

        # Editor Draw Color
        self.draw_color_label = QtWidgets.QLabel('%s:' % _('Drawing'))
        self.alt_sf_color_label.setToolTip(
            _("Set the color for the shape.")
        )
        self.draw_color_entry = FCEntry()
        self.draw_color_button = QtWidgets.QPushButton()
        self.draw_color_button.setFixedSize(15, 15)

        self.form_box_child_10 = QtWidgets.QHBoxLayout()
        self.form_box_child_10.addWidget(self.draw_color_entry)
        self.form_box_child_10.addWidget(self.draw_color_button)
        self.form_box_child_10.setAlignment(QtCore.Qt.AlignLeft | QtCore.Qt.AlignVCenter)

        grid0.addWidget(self.draw_color_label, 26, 0)
        grid0.addLayout(self.form_box_child_10, 26, 1)

        # Editor Draw Selection Color
        self.sel_draw_color_label = QtWidgets.QLabel('%s:' % _('Selection'))
        self.sel_draw_color_label.setToolTip(
            _("Set the color of the shape when selected.")
        )
        self.sel_draw_color_entry = FCEntry()
        self.sel_draw_color_button = QtWidgets.QPushButton()
        self.sel_draw_color_button.setFixedSize(15, 15)

        self.form_box_child_11 = QtWidgets.QHBoxLayout()
        self.form_box_child_11.addWidget(self.sel_draw_color_entry)
        self.form_box_child_11.addWidget(self.sel_draw_color_button)
        self.form_box_child_11.setAlignment(QtCore.Qt.AlignLeft | QtCore.Qt.AlignVCenter)

        grid0.addWidget(self.sel_draw_color_label, 27, 0)
        grid0.addLayout(self.form_box_child_11, 27, 1)

        separator_line = QtWidgets.QFrame()
        separator_line.setFrameShape(QtWidgets.QFrame.HLine)
        separator_line.setFrameShadow(QtWidgets.QFrame.Sunken)
        grid0.addWidget(separator_line, 28, 0, 1, 2)

        # ------------------------------------------------------------------
        # ----------------------- Project Settings -----------------------------
        # ------------------------------------------------------------------

        self.proj_settings_label = QtWidgets.QLabel('<b>%s</b>' % _('Project Items Color'))
        grid0.addWidget(self.proj_settings_label, 29, 0, 1, 2)

        # Project Tab items color
        self.proj_color_label = QtWidgets.QLabel('%s:' % _('Enabled'))
        self.proj_color_label.setToolTip(
            _("Set the color of the items in Project Tab Tree.")
        )
        self.proj_color_entry = FCEntry()
        self.proj_color_button = QtWidgets.QPushButton()
        self.proj_color_button.setFixedSize(15, 15)

        self.form_box_child_12 = QtWidgets.QHBoxLayout()
        self.form_box_child_12.addWidget(self.proj_color_entry)
        self.form_box_child_12.addWidget(self.proj_color_button)
        self.form_box_child_12.setAlignment(QtCore.Qt.AlignLeft | QtCore.Qt.AlignVCenter)

        grid0.addWidget(self.proj_color_label, 30, 0)
        grid0.addLayout(self.form_box_child_12, 30, 1)

        self.proj_color_dis_label = QtWidgets.QLabel('%s:' % _('Disabled'))
        self.proj_color_dis_label.setToolTip(
            _("Set the color of the items in Project Tab Tree,\n"
              "for the case when the items are disabled.")
        )
        self.proj_color_dis_entry = FCEntry()
        self.proj_color_dis_button = QtWidgets.QPushButton()
        self.proj_color_dis_button.setFixedSize(15, 15)

        self.form_box_child_13 = QtWidgets.QHBoxLayout()
        self.form_box_child_13.addWidget(self.proj_color_dis_entry)
        self.form_box_child_13.addWidget(self.proj_color_dis_button)
        self.form_box_child_13.setAlignment(QtCore.Qt.AlignLeft | QtCore.Qt.AlignVCenter)

        grid0.addWidget(self.proj_color_dis_label, 31, 0)
        grid0.addLayout(self.form_box_child_13, 31, 1)

        # Project autohide CB
        self.project_autohide_cb = FCCheckBox(label=_('Project AutoHide'))
        self.project_autohide_cb.setToolTip(
            _("Check this box if you want the project/selected/tool tab area to\n"
              "hide automatically when there are no objects loaded and\n"
              "to show whenever a new object is created.")
        )

        grid0.addWidget(self.project_autohide_cb, 32, 0, 1, 2)

        # Just to add empty rows
        grid0.addWidget(QtWidgets.QLabel(''), 33, 0, 1, 2)

        self.layout.addStretch()

        self.theme_button.clicked.connect(self.on_theme_change)

        # #############################################################################
        # ############################# GUI COLORS SIGNALS ############################
        # #############################################################################

        # Setting selection (left - right) colors signals
        self.sf_color_entry.editingFinished.connect(self.on_sf_color_entry)
        self.sf_color_button.clicked.connect(self.on_sf_color_button)
        self.sf_color_alpha_spinner.valueChanged.connect(self.on_sf_color_spinner)
        self.sf_color_alpha_slider.valueChanged.connect(self.on_sf_color_slider)
        self.sl_color_entry.editingFinished.connect(self.on_sl_color_entry)
        self.sl_color_button.clicked.connect(self.on_sl_color_button)

        # Setting selection (right - left) colors signals
        self.alt_sf_color_entry.editingFinished.connect(self.on_alt_sf_color_entry)
        self.alt_sf_color_button.clicked.connect(self.on_alt_sf_color_button)
        self.alt_sf_color_alpha_spinner.valueChanged.connect(self.on_alt_sf_color_spinner)
        self.alt_sf_color_alpha_slider.valueChanged.connect(self.on_alt_sf_color_slider)
        self.alt_sl_color_entry.editingFinished.connect(self.on_alt_sl_color_entry)
        self.alt_sl_color_button.clicked.connect(self.on_alt_sl_color_button)

        # Setting Editor Draw colors signals
        self.draw_color_entry.editingFinished.connect(self.on_draw_color_entry)
        self.draw_color_button.clicked.connect(self.on_draw_color_button)

        self.sel_draw_color_entry.editingFinished.connect(self.on_sel_draw_color_entry)
        self.sel_draw_color_button.clicked.connect(self.on_sel_draw_color_button)

        self.proj_color_entry.editingFinished.connect(self.on_proj_color_entry)
        self.proj_color_button.clicked.connect(self.on_proj_color_button)

        self.proj_color_dis_entry.editingFinished.connect(self.on_proj_color_dis_entry)
        self.proj_color_dis_button.clicked.connect(self.on_proj_color_dis_button)

        self.layout_combo.activated.connect(self.on_layout)

    def on_theme_change(self):
        val = self.theme_radio.get_value()

        theme_settings = QtCore.QSettings("Open Source", "FlatCAM")
        if theme_settings.contains("theme"):
            theme = theme_settings.value('theme', type=str)
        else:
            theme = 'white'

        if val != theme:
            theme_settings.setValue('theme', val)

            # This will write the setting to the platform specific storage.
            del theme_settings

            self.app.on_app_restart()

    @staticmethod
    def handle_style(style):
        # set current style
        qsettings = QSettings("Open Source", "FlatCAM")
        qsettings.setValue('style', style)

        # This will write the setting to the platform specific storage.
        del qsettings

    @staticmethod
    def handle_hdpi(state):
        # set current HDPI
        qsettings = QSettings("Open Source", "FlatCAM")
        qsettings.setValue('hdpi', state)

        # This will write the setting to the platform specific storage.
        del qsettings

    # Setting selection colors (left - right) handlers
    def on_sf_color_entry(self):
        self.app.defaults['global_sel_fill'] = self.app.defaults['global_sel_fill'][7:9]
        self.sf_color_button.setStyleSheet("background-color:%s" % str(self.app.defaults['global_sel_fill'])[:7])

    def on_sf_color_button(self):
        current_color = QtGui.QColor(self.app.defaults['global_sel_fill'][:7])

        c_dialog = QtWidgets.QColorDialog()
        plot_fill_color = c_dialog.getColor(initial=current_color)

        if plot_fill_color.isValid() is False:
            return

        self.sf_color_button.setStyleSheet("background-color:%s" % str(plot_fill_color.name()))

        new_val = str(plot_fill_color.name()) + str(self.app.defaults['global_sel_fill'][7:9])
        self.sf_color_entry.set_value(new_val)
        self.app.defaults['global_sel_fill'] = new_val

    def on_sf_color_spinner(self):
        spinner_value = self.sf_color_alpha_spinner.value()
        self.sf_color_alpha_slider.setValue(spinner_value)
        self.app.defaults['global_sel_fill'] = self.app.defaults['global_sel_fill'][:7] + \
            (hex(spinner_value)[2:] if int(hex(spinner_value)[2:], 16) > 0 else '00')
        self.app.defaults['global_sel_line'] = self.app.defaults['global_sel_line'][:7] + \
            (hex(spinner_value)[2:] if int(hex(spinner_value)[2:], 16) > 0 else '00')

    def on_sf_color_slider(self):
        slider_value = self.sf_color_alpha_slider.value()
        self.sf_color_alpha_spinner.setValue(slider_value)

    def on_sl_color_entry(self):
        self.app.defaults['global_sel_line'] = self.sl_color_entry.get_value()[:7] + \
            self.app.defaults['global_sel_line'][7:9]
        self.sl_color_button.setStyleSheet("background-color:%s" % str(self.app.defaults['global_sel_line'])[:7])

    def on_sl_color_button(self):
        current_color = QtGui.QColor(self.app.defaults['global_sel_line'][:7])

        c_dialog = QtWidgets.QColorDialog()
        plot_line_color = c_dialog.getColor(initial=current_color)

        if plot_line_color.isValid() is False:
            return

        self.sl_color_button.setStyleSheet("background-color:%s" % str(plot_line_color.name()))

        new_val_line = str(plot_line_color.name()) + str(self.app.defaults['global_sel_line'][7:9])
        self.sl_color_entry.set_value(new_val_line)
        self.app.defaults['global_sel_line'] = new_val_line

    # Setting selection colors (right - left) handlers
    def on_alt_sf_color_entry(self):
        self.app.defaults['global_alt_sel_fill'] = self.alt_sf_color_entry.get_value()[:7] + \
                                                   self.app.defaults['global_alt_sel_fill'][7:9]
        self.alt_sf_color_button.setStyleSheet(
            "background-color:%s" % str(self.app.defaults['global_alt_sel_fill'])[:7]
        )

    def on_alt_sf_color_button(self):
        current_color = QtGui.QColor(self.app.defaults['global_alt_sel_fill'][:7])

        c_dialog = QtWidgets.QColorDialog()
        plot_fill_color = c_dialog.getColor(initial=current_color)

        if plot_fill_color.isValid() is False:
            return

        self.alt_sf_color_button.setStyleSheet("background-color:%s" % str(plot_fill_color.name()))

        new_val = str(plot_fill_color.name()) + str(self.app.defaults['global_alt_sel_fill'][7:9])
        self.alt_sf_color_entry.set_value(new_val)
        self.app.defaults['global_alt_sel_fill'] = new_val

    def on_alt_sf_color_spinner(self):
        spinner_value = self.alt_sf_color_alpha_spinner.value()
        self.alt_sf_color_alpha_slider.setValue(spinner_value)
        self.app.defaults['global_alt_sel_fill'] = self.app.defaults['global_alt_sel_fill'][:7] + \
            (hex(spinner_value)[2:] if int(hex(spinner_value)[2:], 16) > 0 else '00')
        self.app.defaults['global_alt_sel_line'] = self.app.defaults['global_alt_sel_line'][:7] + \
            (hex(spinner_value)[2:] if int(hex(spinner_value)[2:], 16) > 0 else '00')

    def on_alt_sf_color_slider(self):
        slider_value = self.alt_sf_color_alpha_slider.value()
        self.alt_sf_color_alpha_spinner.setValue(slider_value)

    def on_alt_sl_color_entry(self):
        self.app.defaults['global_alt_sel_line'] = self.alt_sl_color_entry.get_value()[:7] + \
                                                   self.app.defaults['global_alt_sel_line'][7:9]
        self.alt_sl_color_button.setStyleSheet(
            "background-color:%s" % str(self.app.defaults['global_alt_sel_line'])[:7]
        )

    def on_alt_sl_color_button(self):
        current_color = QtGui.QColor(self.app.defaults['global_alt_sel_line'][:7])

        c_dialog = QtWidgets.QColorDialog()
        plot_line_color = c_dialog.getColor(initial=current_color)

        if plot_line_color.isValid() is False:
            return

        self.alt_sl_color_button.setStyleSheet("background-color:%s" % str(plot_line_color.name()))

        new_val_line = str(plot_line_color.name()) + str(self.app.defaults['global_alt_sel_line'][7:9])
        self.alt_sl_color_entry.set_value(new_val_line)
        self.app.defaults['global_alt_sel_line'] = new_val_line

    # Setting Editor colors
    def on_draw_color_entry(self):
        self.app.defaults['global_draw_color'] = self.draw_color_entry.get_value()
        self.draw_color_button.setStyleSheet("background-color:%s" % str(self.app.defaults['global_draw_color']))

    def on_draw_color_button(self):
        current_color = QtGui.QColor(self.app.defaults['global_draw_color'])

        c_dialog = QtWidgets.QColorDialog()
        draw_color = c_dialog.getColor(initial=current_color)

        if draw_color.isValid() is False:
            return

        self.draw_color_button.setStyleSheet("background-color:%s" % str(draw_color.name()))

        new_val = str(draw_color.name())
        self.draw_color_entry.set_value(new_val)
        self.app.defaults['global_draw_color'] = new_val

    def on_sel_draw_color_entry(self):
        self.app.defaults['global_sel_draw_color'] = self.sel_draw_color_entry.get_value()
        self.sel_draw_color_button.setStyleSheet(
            "background-color:%s" % str(self.app.defaults['global_sel_draw_color']))

    def on_sel_draw_color_button(self):
        current_color = QtGui.QColor(self.app.defaults['global_sel_draw_color'])

        c_dialog = QtWidgets.QColorDialog()
        sel_draw_color = c_dialog.getColor(initial=current_color)

        if sel_draw_color.isValid() is False:
            return

        self.sel_draw_color_button.setStyleSheet("background-color:%s" % str(sel_draw_color.name()))

        new_val_sel = str(sel_draw_color.name())
        self.sel_draw_color_entry.set_value(new_val_sel)
        self.app.defaults['global_sel_draw_color'] = new_val_sel

    def on_proj_color_entry(self):
        self.app.defaults['global_proj_item_color'] = self.proj_color_entry.get_value()
        self.proj_color_button.setStyleSheet(
            "background-color:%s" % str(self.app.defaults['global_proj_item_color']))

    def on_proj_color_button(self):
        current_color = QtGui.QColor(self.app.defaults['global_proj_item_color'])

        c_dialog = QtWidgets.QColorDialog()
        proj_color = c_dialog.getColor(initial=current_color)

        if proj_color.isValid() is False:
            return

        self.proj_color_button.setStyleSheet("background-color:%s" % str(proj_color.name()))

        new_val_sel = str(proj_color.name())
        self.proj_color_entry.set_value(new_val_sel)
        self.app.defaults['global_proj_item_color'] = new_val_sel

    def on_proj_color_dis_entry(self):
        self.app.defaults['global_proj_item_dis_color'] = self.proj_color_dis_entry.get_value()
        self.proj_color_dis_button.setStyleSheet(
            "background-color:%s" % str(self.app.defaults['global_proj_item_dis_color']))

    def on_proj_color_dis_button(self):
        current_color = QtGui.QColor(self.app.defaults['global_proj_item_dis_color'])

        c_dialog = QtWidgets.QColorDialog()
        proj_color = c_dialog.getColor(initial=current_color)

        if proj_color.isValid() is False:
            return

        self.proj_color_dis_button.setStyleSheet("background-color:%s" % str(proj_color.name()))

        new_val_sel = str(proj_color.name())
        self.proj_color_dis_entry.set_value(new_val_sel)
        self.app.defaults['global_proj_item_dis_color'] = new_val_sel

    def on_layout(self, index=None, lay=None):
        """
        Set the toolbars layout (location)

        :param index:
        :param lay:     Type of layout to be set on the toolbard
        :return:        None
        """

        self.app.defaults.report_usage("on_layout()")
        if lay:
            current_layout = lay
        else:
            current_layout = self.layout_combo.get_value()

        lay_settings = QSettings("Open Source", "FlatCAM")
        lay_settings.setValue('layout', current_layout)

        # This will write the setting to the platform specific storage.
        del lay_settings

        # first remove the toolbars:
        try:
            self.app.ui.removeToolBar(self.app.ui.toolbarfile)
            self.app.ui.removeToolBar(self.app.ui.toolbargeo)
            self.app.ui.removeToolBar(self.app.ui.toolbarview)
            self.app.ui.removeToolBar(self.app.ui.toolbarshell)
            self.app.ui.removeToolBar(self.app.ui.toolbartools)
            self.app.ui.removeToolBar(self.app.ui.exc_edit_toolbar)
            self.app.ui.removeToolBar(self.app.ui.geo_edit_toolbar)
            self.app.ui.removeToolBar(self.app.ui.grb_edit_toolbar)
            self.app.ui.removeToolBar(self.app.ui.snap_toolbar)
            self.app.ui.removeToolBar(self.app.ui.toolbarshell)
        except Exception:
            pass

        if current_layout == 'compact':
            # ## TOOLBAR INSTALLATION # ##
            self.app.ui.toolbarfile = QtWidgets.QToolBar('File Toolbar')
            self.app.ui.toolbarfile.setObjectName('File_TB')
            self.app.ui.addToolBar(Qt.LeftToolBarArea, self.app.ui.toolbarfile)

            self.app.ui.toolbargeo = QtWidgets.QToolBar('Edit Toolbar')
            self.app.ui.toolbargeo.setObjectName('Edit_TB')
            self.app.ui.addToolBar(Qt.LeftToolBarArea, self.app.ui.toolbargeo)

            self.app.ui.toolbarshell = QtWidgets.QToolBar('Shell Toolbar')
            self.app.ui.toolbarshell.setObjectName('Shell_TB')
            self.app.ui.addToolBar(Qt.LeftToolBarArea, self.app.ui.toolbarshell)

            self.app.ui.toolbartools = QtWidgets.QToolBar('Tools Toolbar')
            self.app.ui.toolbartools.setObjectName('Tools_TB')
            self.app.ui.addToolBar(Qt.LeftToolBarArea, self.app.ui.toolbartools)

            self.app.ui.geo_edit_toolbar = QtWidgets.QToolBar('Geometry Editor Toolbar')
            # self.app.ui.geo_edit_toolbar.setVisible(False)
            self.app.ui.geo_edit_toolbar.setObjectName('GeoEditor_TB')
            self.app.ui.addToolBar(Qt.RightToolBarArea, self.app.ui.geo_edit_toolbar)

            self.app.ui.toolbarview = QtWidgets.QToolBar('View Toolbar')
            self.app.ui.toolbarview.setObjectName('View_TB')
            self.app.ui.addToolBar(Qt.RightToolBarArea, self.app.ui.toolbarview)

            self.app.ui.addToolBarBreak(area=Qt.RightToolBarArea)

            self.app.ui.grb_edit_toolbar = QtWidgets.QToolBar('Gerber Editor Toolbar')
            # self.app.ui.grb_edit_toolbar.setVisible(False)
            self.app.ui.grb_edit_toolbar.setObjectName('GrbEditor_TB')
            self.app.ui.addToolBar(Qt.RightToolBarArea, self.app.ui.grb_edit_toolbar)

            self.app.ui.exc_edit_toolbar = QtWidgets.QToolBar('Excellon Editor Toolbar')
            self.app.ui.exc_edit_toolbar.setObjectName('ExcEditor_TB')
            self.app.ui.addToolBar(Qt.RightToolBarArea, self.app.ui.exc_edit_toolbar)

            self.app.ui.snap_toolbar = QtWidgets.QToolBar('Grid Toolbar')
            self.app.ui.snap_toolbar.setObjectName('Snap_TB')
            self.app.ui.snap_toolbar.setMaximumHeight(30)
            self.app.ui.splitter_left.addWidget(self.app.ui.snap_toolbar)

            self.app.ui.corner_snap_btn.setVisible(True)
            self.app.ui.snap_magnet.setVisible(True)
        else:
            # ## TOOLBAR INSTALLATION # ##
            self.app.ui.toolbarfile = QtWidgets.QToolBar('File Toolbar')
            self.app.ui.toolbarfile.setObjectName('File_TB')
            self.app.ui.addToolBar(self.app.ui.toolbarfile)

            self.app.ui.toolbargeo = QtWidgets.QToolBar('Edit Toolbar')
            self.app.ui.toolbargeo.setObjectName('Edit_TB')
            self.app.ui.addToolBar(self.app.ui.toolbargeo)

            self.app.ui.toolbarview = QtWidgets.QToolBar('View Toolbar')
            self.app.ui.toolbarview.setObjectName('View_TB')
            self.app.ui.addToolBar(self.app.ui.toolbarview)

            self.app.ui.toolbarshell = QtWidgets.QToolBar('Shell Toolbar')
            self.app.ui.toolbarshell.setObjectName('Shell_TB')
            self.app.ui.addToolBar(self.app.ui.toolbarshell)

            self.app.ui.toolbartools = QtWidgets.QToolBar('Tools Toolbar')
            self.app.ui.toolbartools.setObjectName('Tools_TB')
            self.app.ui.addToolBar(self.app.ui.toolbartools)

            self.app.ui.exc_edit_toolbar = QtWidgets.QToolBar('Excellon Editor Toolbar')
            # self.app.ui.exc_edit_toolbar.setVisible(False)
            self.app.ui.exc_edit_toolbar.setObjectName('ExcEditor_TB')
            self.app.ui.addToolBar(self.app.ui.exc_edit_toolbar)

            self.app.ui.addToolBarBreak()

            self.app.ui.geo_edit_toolbar = QtWidgets.QToolBar('Geometry Editor Toolbar')
            # self.app.ui.geo_edit_toolbar.setVisible(False)
            self.app.ui.geo_edit_toolbar.setObjectName('GeoEditor_TB')
            self.app.ui.addToolBar(self.app.ui.geo_edit_toolbar)

            self.app.ui.grb_edit_toolbar = QtWidgets.QToolBar('Gerber Editor Toolbar')
            # self.app.ui.grb_edit_toolbar.setVisible(False)
            self.app.ui.grb_edit_toolbar.setObjectName('GrbEditor_TB')
            self.app.ui.addToolBar(self.app.ui.grb_edit_toolbar)

            self.app.ui.snap_toolbar = QtWidgets.QToolBar('Grid Toolbar')
            self.app.ui.snap_toolbar.setObjectName('Snap_TB')
            # self.app.ui.snap_toolbar.setMaximumHeight(30)
            self.app.ui.addToolBar(self.app.ui.snap_toolbar)

            self.app.ui.corner_snap_btn.setVisible(False)
            self.app.ui.snap_magnet.setVisible(False)

        if current_layout == 'minimal':
            self.app.ui.toolbarview.setVisible(False)
            self.app.ui.toolbarshell.setVisible(False)
            self.app.ui.snap_toolbar.setVisible(False)
            self.app.ui.geo_edit_toolbar.setVisible(False)
            self.app.ui.grb_edit_toolbar.setVisible(False)
            self.app.ui.exc_edit_toolbar.setVisible(False)
            self.app.ui.lock_toolbar(lock=True)

        # add all the actions to the toolbars
        self.app.ui.populate_toolbars()

        # reconnect all the signals to the toolbar actions
        self.app.connect_toolbar_signals()

        self.app.ui.grid_snap_btn.setChecked(True)
        self.app.ui.on_grid_snap_triggered(state=True)

        self.app.ui.grid_gap_x_entry.setText(str(self.app.defaults["global_gridx"]))
        self.app.ui.grid_gap_y_entry.setText(str(self.app.defaults["global_gridy"]))
        self.app.ui.snap_max_dist_entry.setText(str(self.app.defaults["global_snap_max"]))
        self.app.ui.grid_gap_link_cb.setChecked(True)