diff --git a/ISSUES.md b/ISSUES.md index 8b05d78..e74ddbd 100644 --- a/ISSUES.md +++ b/ISSUES.md @@ -7,6 +7,8 @@ There are limitations to what can be styled with stylesheets, as well as rare bu - [Menu Hover Background Color](#menu-hover-background-color) - [QDial](#qdial) - [Custom Style](#custom-style) +- [QLCDNumber](#qlcdnumber) + - [LCD Color](#lcd-color) - [QMdiSubwindow](#qmdisubwindow) - [Title Bar Icons](#title-bar-icons) - [QSlider](#qslider) @@ -43,6 +45,14 @@ There are limitations to what can be styled with stylesheets, as well as rare bu Custom Dial +# QLCDNumber + +### LCD Color + +The LCD display of a `QLCDNumber` cannot be customized via a stylesheet. An example of how to style a `QLCDNumber` is available in [lcd.py](/example/lcd.py). This works out-of-the-box, and can be a drop-in replacement for `QLCDNumber`. + +Custom Dial + # QMdiSubwindow ### Title Bar Icons diff --git a/assets/custom_lcd.png b/assets/custom_lcd.png new file mode 100644 index 0000000..a07fe86 Binary files /dev/null and b/assets/custom_lcd.png differ diff --git a/example/lcd.py b/example/lcd.py new file mode 100644 index 0000000..df69e6d --- /dev/null +++ b/example/lcd.py @@ -0,0 +1,123 @@ +#!/usr/bin/env python +# +# The MIT License (MIT) +# +# Copyright (c) <2022-Present> +# +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documentation files (the 'Software'), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +# THE SOFTWARE. + +''' + dial + ==== + + Example showing how to override the `paintEvent` and `eventFilter` + for a `QDial`, creating a visually consistent, stylish `QDial` that + supports highlighting the handle on the active or hovered dial. +''' + +import math +import shared +import sys + +parser = shared.create_parser() +parser.add_argument( + '--no-align', + help='''allow larger widgets without forcing alignment.''', + action='store_true' +) +args, unknown = shared.parse_args(parser) +QtCore, QtGui, QtWidgets = shared.import_qt(args) +compat = shared.get_compat_definitions(args) +colors = shared.get_colors(args, compat) + +class LCD(QtWidgets.QLCDNumber): + '''QLCDNumber with a custom palette.''' + + def __init__(self, widget=None): + super().__init__(widget) + self.setContentsMargins(1, 1, 1, 1) + if args.stylesheet == 'native': + return + + # The color of the non-flat LCD numbers is still controlled + # via the `color` stylesheet attribute. + r, g, b, a = colors.HighLightDark.getRgb() + color = (r, g, b, a / 255) + self.setStyleSheet(f'QLCDNumber {{ color: rgba{color}; }}') + + palette = self.palette() + palette.setColor(compat.BackgroundPalette, colors.Background) + palette.setColor(compat.LightPalette, colors.Selected) + palette.setColor(compat.DarkPalette, colors.Notch) + self.setPalette(palette) + +class Ui: + '''Main class for the user interface.''' + + def setup(self, MainWindow): + MainWindow.setObjectName('MainWindow') + MainWindow.resize(1068, 824) + self.centralwidget = QtWidgets.QWidget(MainWindow) + self.layout = QtWidgets.QHBoxLayout(self.centralwidget) + self.layout.setSpacing(0) + if not args.no_align: + self.layout.setAlignment(compat.AlignVCenter) + MainWindow.setCentralWidget(self.centralwidget) + + self.lcd1 = LCD(self.centralwidget) + self.lcd1.display(15) + self.lcd1.setDigitCount(2) + self.layout.addWidget(self.lcd1) + + self.lcd2 = LCD(self.centralwidget) + self.lcd2.display(31) + self.lcd2.setHexMode() + self.lcd2.setDigitCount(2) + self.layout.addWidget(self.lcd2) + + self.lcd3 = LCD(self.centralwidget) + self.lcd3.display(15) + self.lcd3.setSegmentStyle(compat.LCDOutline) + self.lcd3.setFrameShape(compat.NoFrame) + self.lcd3.setDigitCount(2) + self.layout.addWidget(self.lcd3) + + self.lcd4 = LCD(self.centralwidget) + self.lcd4.display(15) + self.lcd4.setSegmentStyle(compat.LCDFlat) + self.lcd4.setFrameShape(compat.NoFrame) + self.lcd4.setDigitCount(2) + self.layout.addWidget(self.lcd4) + + +def main(): + 'Application entry point' + + app, window = shared.setup_app(args, unknown, compat) + + # setup ui + ui = Ui() + ui.setup(window) + window.setWindowTitle('QLCDNumber') + + shared.set_stylesheet(args, app, compat) + return shared.exec_app(args, app, window, compat) + +if __name__ == '__main__': + sys.exit(main()) diff --git a/example/shared.py b/example/shared.py index 5a25f93..3b668c2 100644 --- a/example/shared.py +++ b/example/shared.py @@ -245,6 +245,10 @@ def get_compat_definitions(args): ns.MouseButtonRelease = ns.EventType.MouseButtonRelease ns.MouseMove = ns.EventType.MouseMove ns.WindowPalette = ns.ColorRole.Window + ns.WindowTextPalette = ns.ColorRole.WindowText + ns.BackgroundPalette = ns.ColorRole.Background + ns.LightPalette = ns.ColorRole.LightPalette + ns.DarkPalette = ns.ColorRole.DarkPalette ns.PlaceholderText = ns.ColorRole.PlaceholderText ns.ToolTipBase = ns.ColorRole.ToolTipBase ns.ToolTipText = ns.ColorRole.ToolTipText @@ -526,6 +530,10 @@ def get_compat_definitions(args): ns.MouseButtonRelease = QtCore.QEvent.MouseButtonRelease ns.MouseMove = QtCore.QEvent.MouseMove ns.WindowPalette = QtGui.QPalette.Window + ns.WindowTextPalette = QtGui.QPalette.WindowText + ns.BackgroundPalette = QtGui.QPalette.Background + ns.LightPalette = QtGui.QPalette.Light + ns.DarkPalette = QtGui.QPalette.Dark ns.PlaceholderText = QtGui.QPalette.PlaceholderText ns.ToolTipBase = QtGui.QPalette.ToolTipBase ns.ToolTipText = QtGui.QPalette.ToolTipText @@ -739,6 +747,7 @@ def get_colors(args, compat): ns.MidTone = compat.QtGui.QColor(127, 127, 127) ns.ViewBackground = compat.QtGui.QColor(0, 0, 0) ns.TabBackground = compat.QtGui.QColor(0, 0, 0) + ns.HighLightDark = compat.QtGui.QColor(255, 0, 0) if 'dark' in args.stylesheet: ns.Background = compat.QtGui.QColor(49, 54, 59) ns.Foreground = compat.QtGui.QColor(239, 240, 241) @@ -754,6 +763,7 @@ def get_colors(args, compat): ns.MidTone = compat.QtGui.QColor(118, 121, 124) ns.ViewBackground = compat.QtGui.QColor(29, 32, 35) ns.TabBackground = compat.QtGui.QColor(44, 48, 52) + ns.HighLightDark = compat.QtGui.QColor(42, 121, 163) elif 'light' in args.stylesheet: ns.Background = compat.QtGui.QColor(239, 240, 241) ns.Foreground = compat.QtGui.QColor(49, 54, 59) @@ -769,6 +779,7 @@ def get_colors(args, compat): ns.MidTone = compat.QtGui.QColor(186, 185, 184) ns.ViewBackground = compat.QtGui.QColor(239, 240, 241) ns.TabBackground = compat.QtGui.QColor(217, 216, 215) + ns.HighLightDark = compat.QtGui.QColor(45, 147, 200, 127) return ns