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173 lines
7.6 KiB
173 lines
7.6 KiB
#! /usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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Copyright 2020, Nils Hilbricht, Germany ( https://www.hilbricht.net )
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This file is part of the Laborejo Software Suite ( https://www.laborejo.org ),
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This application is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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import logging; logger = logging.getLogger(__name__); logger.info("import")
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#Standard Lib
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from random import choice
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#System Wide Modules
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from PyQt5 import QtCore, QtWidgets, QtGui
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#Template Moduiles
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from .designer.about import Ui_TemplateAbout
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#Client Modules
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from engine.config import * #imports METADATA
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from qtgui.resources import * #Has the logo
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import engine.api as api #Already loaded, will not change anything
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class About(QtWidgets.QDialog):
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"""A help window with useful tips.
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Also the nagscreen for Donations.
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The didYouKnow sentences stay here to be edited and not in engine/constants.py?
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They are GUI only and need to be translated
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The About dialog depends on a set key guiSharedDataToSave["showAboutDialog"]. That is usually
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created in the mainWindow for a new instance, never saved, and intial value depends on
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METADATA["showAboutDialogFirstStart"]
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"""
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didYouKnow = [] #Will be filled by the non-template part of the program
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def __init__(self, mainWindow):
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#super(DidYouKnow, self).__init__(parent, QtCore.Qt.WindowStaysOnTopHint|QtCore.Qt.CustomizeWindowHint|QtCore.Qt.X11BypassWindowManagerHint)
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#super(DidYouKnow, self).__init__(parent, QtCore.Qt.FramelessWindowHint)
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super().__init__(parent=mainWindow)
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self.setModal(True) #block until closed
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self.ui = Ui_TemplateAbout()
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self.ui.setupUi(self)
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self.mainWindow = mainWindow
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self.ui.didyouknowLabel.setText(choice(self.tricks()))
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self.index = self.tricks().index(self.ui.didyouknowLabel.text())
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self.ui.numberSlider.setMaximum(len(self.tricks())-1)
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self.ui.numberSlider.setValue(self.index)
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self.ui.numberLabel.setText("Tip " + str(self.index+1) + "/" + str(len(self.tricks())))
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self.ui.numberSlider.valueChanged.connect(self.moveSlider)
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copyright = f"""{METADATA["author"]} ({METADATA["year"]})"""
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name = f"""{METADATA["name"]} ver. {METADATA["version"]}"""
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aboutText = "\n".join([name, copyright, METADATA["url"]])
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self.ui.aboutLabel.setText(aboutText)
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#Image: 300x151
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aboutLogoPixmap = QtGui.QPixmap(":aboutlogo.png")
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#pixmap_scaled = aboutLogoPixmap.scaled(self.ui.goldenratioLabel.size(), QtCore.Qt.KeepAspectRatio)
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#self.ui.goldenratioLabel.setPixmap(pixmap_scaled)
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self.ui.goldenratioLabel.setPixmap(aboutLogoPixmap)
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"""
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#We don't want the user to get bombarded with information on the first start.
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#Only show us the second time.
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if not "showAboutDialog" in api.session.guiSharedDataToSave:
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self.ui.showOnStartup.hide()
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api.session.guiSharedDataToSave["showAboutDialog"] = True
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"""
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self.ui.showOnStartup.stateChanged.connect(self.saveStartupState)
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"""
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QAbstractSlider.SliderNoAction 0
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QAbstractSlider.SliderSingleStepAdd 1
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QAbstractSlider.SliderSingleStepSub 2
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QAbstractSlider.SliderPageStepAdd 3
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QAbstractSlider.SliderPageStepSub 4
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QAbstractSlider.SliderToMinimum 5
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QAbstractSlider.SliderToMaximum 6
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QAbstractSlider.SliderMove 7
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"""
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self.shortcut("right", lambda: self.ui.numberSlider.triggerAction(1))
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self.shortcut("left", lambda: self.ui.numberSlider.triggerAction(2))
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self.shortcut("up", lambda: self.ui.numberSlider.triggerAction(1))
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self.shortcut("down", lambda: self.ui.numberSlider.triggerAction(2))
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self.ui.numberSlider.wheelEvent = self.mouseWheelEventCustom #Deactivate the normal number slider wheel event
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self.wheelEvent = self.mouseWheelEventCustom #Use a window wide one that is easier to control
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settings = QtCore.QSettings("LaborejoSoftwareSuite", METADATA["shortName"])
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self.ui.showOnStartup.setChecked(settings.value("showAboutDialog", type=bool))
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self.ui.numberSlider.setFocus(True)
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def tricks(self):
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"""For some reason translations do not work if saved as class variable.
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A getter function works"""
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return About.didYouKnow + [
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#Make the first three words matter!
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#Do not start them all with "You can..." or "...that you can", in response to the Did you know? title.
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QtCore.QCoreApplication.translate("TemplateAbout", "Help can be found through the <a href='http://laborejo.org'>Laborejo Community</a>"),
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QtCore.QCoreApplication.translate("TemplateAbout", "Temporary Shortcuts can be created by hovering the mouse cursor over a menu entry (with no shortcut) and pressing a numpad key"),
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QtCore.QCoreApplication.translate("TemplateAbout", "Closing the program with the [X] icon or shortcuts like Alt+F4 will only hide the window. This state will be saved, so you don't need to see the window each time you load your session."),
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]
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def reject(self):
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self.hide()
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def showEvent(self, event):
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"""The qt main loop is slow. We can't show the about dialog, or any other sub-dialog,
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right after mainWindow.show() becauer the event loop is not ready and the screen positions
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will be wrong.
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Instead we wait that the showEvent actually arrives.
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And even then we wait a few ms, to be on the safe side. That was actually needed on the
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devs system.
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Also the dialog is sometimes not closed but hidden.
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Also we had reports of not correctly parented and centered dialogs.
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Make sure everything is where it should be"""
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parentCenter = self.mainWindow.geometry().center()
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aboutCenter = self.geometry().center()
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self.move(parentCenter - aboutCenter)
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event.accept()
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def mouseWheelEventCustom(self, event):
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event.accept()
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if event.angleDelta().y() > 0:
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self.ui.numberSlider.triggerAction(1)
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else:
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self.ui.numberSlider.triggerAction(2)
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def shortcut(self, key, function):
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act = QtWidgets.QAction('')
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act.setShortcut(key)
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act.triggered.connect(function)
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self.addAction(act)
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def saveStartupState(self):
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settings = QtCore.QSettings("LaborejoSoftwareSuite", METADATA["shortName"])
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settings.setValue("showAboutDialog", bool(self.ui.showOnStartup.checkState()))
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def moveSlider(self):
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nowIdx = self.ui.numberSlider.value()
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self.ui.didyouknowLabel.setText(self.tricks()[nowIdx])
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self.ui.numberLabel.setText("Trick " + str(nowIdx+1) + "/" + str(len(self.tricks())))
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