/usr/lib/pybik/pybiklib/dialogs.py is in pybik 2.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright © 2009, 2011-2015 B. Clausius <barcc@gmx.de>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# pylint: disable=C0321
import os
import re
import html
from itertools import zip_longest
from PyQt5.QtCore import QAbstractAnimation, QEvent, QObject, QPropertyAnimation, QSize, QStandardPaths, Qt, QTimer
from PyQt5.QtCore import pyqtSignal as Signal, pyqtSlot as Slot
from PyQt5.QtGui import (QColor, QDesktopServices, QFontMetrics, QIcon, QIconEngine, QKeySequence, QPixmap,
QStandardItem, QStandardItemModel, QTextDocumentFragment)
from PyQt5.QtWidgets import (QAbstractItemDelegate, QColorDialog, QDialog, QDialogButtonBox, QFileDialog, QLabel,
QProgressDialog, QPushButton, QStyledItemDelegate, QTextEdit)
from . import config
from .settings import settings
from .theme import Theme
from .model import Model
try:
_
except NameError:
_ = lambda t: t
class Dialog (QDialog):
_instance = None
_classes = []
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.accepted.connect(self.on_response)
self._ignore_changed = False
self.bound = {}
settings.keystore.changed.connect(self.on_settings_changed, Qt.QueuedConnection)
@classmethod
def run(cls, **kwargs):
if cls._instance is None:
cls._instance = cls(**kwargs)
ret = cls._instance
cls._classes.append(cls)
else:
ret = None
cls._instance.move(cls._instance.pos())
cls._instance.show()
return ret
@classmethod
def delete(cls):
while cls._classes:
cls_ = cls._classes.pop(0)
# pylint: disable=W0212
cls_._instance.close()
cls_._instance.deleteLater()
# pylint: enable=W0212
cls_._instance = None
def bind(self, key, widget, getter, setter, signal):
if isinstance(getter, str): getter = getattr(widget, getter)
if isinstance(setter, str): setter = getattr(widget, setter)
if isinstance(signal, str): signal = getattr(widget, signal)
setter(getattr(settings, key))
if signal is not None:
signal.connect(lambda: self.on_widget_changed(key))
self.bound[key] = (getter, setter, signal)
@staticmethod
def bind_reset(settings_key, button):
button.clicked.connect(lambda: delattr(settings, settings_key))
def on_response(self):
pass
def on_widget_changed(self, key):
if self._ignore_changed:
return
try:
getter = self.bound[key][0]
except KeyError:
return
self._ignore_changed = True
setattr(settings, key, getter())
self._ignore_changed = False
def on_settings_changed(self, key):
if self._ignore_changed:
return
try:
setter = self.bound[key][1]
except KeyError:
return
self._ignore_changed = True
setter(getattr(settings, key))
self._ignore_changed = False
class ColorIconEngine (QIconEngine):
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.color = 'black'
def paint(self, painter, rect, unused_mode, unused_state):
painter.fillRect(rect, QColor(self.color))
class ColorButton (QPushButton):
color_changed = Signal(str)
def __init__(self, replace_button, **kwargs):
self._icon = ColorIconEngine()
parent = replace_button.parentWidget()
super().__init__(QIcon(self._icon), '', parent, **kwargs)
height = self.iconSize().height()
self.setIconSize(QSize(height * self.width() // self.height(), height))
self.setSizePolicy(replace_button.sizePolicy())
self.setObjectName(replace_button.objectName())
layout = replace_button.parentWidget().layout()
index = layout.indexOf(replace_button)
position = layout.getItemPosition(index)
layout.removeWidget(replace_button)
layout.addWidget(self, *position)
replace_button.deleteLater()
self.clicked.connect(self.on_clicked)
def set_color(self, color):
self._icon.color = color
self.update()
def get_color(self):
return self._icon.color
def on_clicked(self):
dialog = QColorDialog(self)
dialog.setCurrentColor(QColor(self.get_color()))
if dialog.exec_() == QDialog.Accepted:
color = dialog.currentColor().name()
self.set_color(color)
self.color_changed.emit(color)
class ShortcutEditor (QLabel):
key_pressed = Signal()
def __init__(self, **kwargs):
super().__init__(text=_('Press a key …'), **kwargs)
self.setFocusPolicy(Qt.StrongFocus)
self.setAutoFillBackground(True)
self.key = None
SAFE_MODIFIER_MASK = Qt.ShiftModifier | Qt.ControlModifier
IGNORE_KEYS = [Qt.Key_Shift, Qt.Key_Control, Qt.Key_Meta, Qt.Key_Alt, Qt.Key_AltGr,
Qt.Key_CapsLock, Qt.Key_NumLock, Qt.Key_ScrollLock]
def keyPressEvent(self, event):
if event.key() in self.IGNORE_KEYS or event.count() != 1:
return QLabel.keyPressEvent(self, event)
mod = event.modifiers() & self.SAFE_MODIFIER_MASK
key = QKeySequence(event.key() | int(mod)).toString().split('+')
if event.modifiers() & Qt.KeypadModifier:
key.insert(-1, 'KP')
self.key = '+'.join(key)
self.key_pressed.emit()
class ShortcutDelegate (QStyledItemDelegate):
def __init__(self, **kwargs):
super().__init__(**kwargs)
def createEditor(self, parent, unused_option, unused_index):
editor = ShortcutEditor(parent=parent)
editor.key_pressed.connect(self.on_editor_key_pressed)
return editor
def setEditorData(self, editor, index):
pass
def setModelData(self, editor, model, index):
if editor.key is not None:
model.setData(index, editor.key, Qt.DisplayRole)
def on_editor_key_pressed(self):
editor = self.sender()
self.commitData.emit(editor)
self.closeEditor.emit(editor, QAbstractItemDelegate.NoHint)
class PreferencesDialog (Dialog):
sample_buffers = 0
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.ui = UI(self, 'preferences.ui')
from .ui.preferences import retranslate
self.ui = retranslate(self)
self.ui.button_animspeed_reset.setIcon(QIcon.fromTheme('edit-clear'))
self.ui.button_shader_reset.setIcon(QIcon.fromTheme('edit-clear'))
self.ui.button_antialiasing_reset.setIcon(QIcon.fromTheme('edit-clear'))
self.ui.button_mirror_faces_reset.setIcon(QIcon.fromTheme('edit-clear'))
self.ui.button_movekey_add.setIcon(QIcon.fromTheme('list-add'))
self.ui.button_movekey_remove.setIcon(QIcon.fromTheme('list-remove'))
self.ui.button_movekey_reset.setIcon(QIcon.fromTheme('document-revert'))
self.ui.button_color_reset.setIcon(QIcon.fromTheme('edit-clear'))
self.ui.button_image_reset.setIcon(QIcon.fromTheme('edit-clear'))
self.ui.button_background_color_reset.setIcon(QIcon.fromTheme('edit-clear'))
self.ui.button_mousemode_quad.setIcon(QIcon(os.path.join(config.UI_DIR, 'qt', 'mousemode-quad.png')))
self.ui.button_mousemode_ext.setIcon(QIcon(os.path.join(config.UI_DIR, 'qt', 'mousemode-ext.png')))
self.ui.buttonBox.button(QDialogButtonBox.Close).setDefault(True)
self.ui.label_needs_restarted.setVisible(False)
# graphic tab
self.ui.slider_animspeed.setValue(settings.draw.speed)
self.ui.slider_animspeed.setRange(*settings.draw.speed_range)
self.bind('draw.speed', self.ui.slider_animspeed, 'value', 'setValue', 'valueChanged')
self.bind_reset('draw.speed', self.ui.button_animspeed_reset)
shader_names = {'lighting': _('Lighting'), 'simple': _('Simple')}
for nick in settings.draw.shader_range:
self.ui.combobox_shader.addItem(shader_names.get(nick, nick), nick)
self.ui.combobox_shader.setCurrentIndex(settings.draw.shader)
self.bind('draw.shader', self.ui.combobox_shader,
'currentIndex', 'setCurrentIndex', 'currentIndexChanged')
self.bind_reset('draw.shader', self.ui.button_shader_reset)
for text in settings.draw.samples_range:
self.ui.combobox_samples.addItem(_(text), text)
self.ui.combobox_samples.setCurrentIndex(settings.draw.samples)
self.bind('draw.samples', self.ui.combobox_samples,
'currentIndex', 'setCurrentIndex', 'currentIndexChanged')
self.bind_reset('draw.samples', self.ui.button_antialiasing_reset)
self.ui.spinbox_mirror_faces.setRange(*settings.draw.mirror_distance_range)
def set_mirror_faces(checked):
self.ui.checkbox_mirror_faces.setChecked(checked)
self.ui.spinbox_mirror_faces.setEnabled(checked)
self.bind('draw.mirror_faces', self.ui.checkbox_mirror_faces, 'isChecked', set_mirror_faces, 'toggled')
self.bind_reset('draw.mirror_faces', self.ui.button_mirror_faces_reset)
self.bind('draw.mirror_distance', self.ui.spinbox_mirror_faces, 'value', 'setValue', 'valueChanged')
self.bind_reset('draw.mirror_distance', self.ui.button_mirror_faces_reset)
html_text = '<html><head/><body><p><span style=" color:#aa0000;">{}</span></p></body></html>'
html_text = html_text.format(html.escape(_('The program needs to be restarted for the changes to take effect.')))
self.ui.label_needs_restarted.setText(html_text)
# mouse tab
def set_selection_mode(unused_mode):
if settings.draw.selection_nick == 'quadrant':
self.ui.button_mousemode_quad.setChecked(True)
elif settings.draw.selection_nick == 'simple':
self.ui.button_mousemode_ext.setChecked(True)
self.bind('draw.selection', None, None, set_selection_mode, None)
# keys tab
self.liststore_movekeys = QStandardItemModel(self)
self.fill_liststore_movekeys()
self.ui.listview_movekeys.setModel(self.liststore_movekeys)
self.liststore_movekeys.itemChanged.connect(self.on_liststore_movekeys_itemChanged)
self.shortcut_delegate = ShortcutDelegate(parent=self.ui.listview_movekeys)
self.ui.listview_movekeys.setItemDelegateForColumn(1, self.shortcut_delegate)
# theme tab
location = QStandardPaths.standardLocations(QStandardPaths.PicturesLocation)
if not location:
location = QStandardPaths.standardLocations(QStandardPaths.HomeLocation)
if not location:
location = ['']
self.image_dirname = location[0]
self.button_color = ColorButton(self.ui.button_color)
self.setTabOrder(self.ui.listview_faces, self.button_color)
self.button_color.color_changed.connect(self.on_button_color_color_changed)
self.button_background_color = ColorButton(self.ui.button_background_color)
self.setTabOrder(self.ui.radiobutton_mosaic, self.button_background_color)
# Only a single color, no picture or pattern
self.stockfiles = ['']
self.ui.combobox_image.addItem(_('plain'), '')
for filename, icon in Theme.textures.get_icons():
self.stockfiles.append(filename)
self.ui.combobox_image.addItem(icon, '', filename)
self.ui.combobox_image.addItem(_('select …'), '/')
self.bind_reset_item('theme.faces.{}.color', self.ui.button_color_reset)
self.bind_reset_item('theme.faces.{}.image', self.ui.button_image_reset)
self.bind('theme.bgcolor', self.button_background_color, 'get_color', 'set_color', 'color_changed')
self.bind_reset('theme.bgcolor', self.ui.button_background_color_reset)
self.facenames = Model.cache_index['facenames']
self.liststore_faces = QStandardItemModel()
self.ui.listview_faces.setModel(self.liststore_faces)
self.ui.listview_faces.selectionModel().currentChanged.connect(self.on_listview_faces_currentChanged)
self.fill_face_selector()
def fill_face_selector(self):
for i, (facekey, facename) in enumerate(self.facenames):
self.liststore_faces.appendRow((QStandardItem(i), QStandardItem(_(facename))))
filename = settings.theme.faces[facekey].image
if filename.startswith('/'):
self.image_dirname = os.path.dirname(filename)
self.ui.listview_faces.setModelColumn(1)
#XXX: workaround, listview_faces should automatically set to the correct width
fm = QFontMetrics(self.ui.listview_faces.font())
width = max(fm.width(_(fn)) for fk, fn in self.facenames) + 8
self.ui.listview_faces.setMaximumWidth(width)
active_face = 0
self.current_facekey = self.facenames[active_face][0]
index = self.liststore_faces.index(active_face, 1)
self.ui.listview_faces.setCurrentIndex(index)
def fill_liststore_movekeys(self):
for move, key in settings.draw.accels:
self.liststore_movekeys.appendRow([QStandardItem(move), QStandardItem(key)])
self.liststore_movekeys.setHeaderData(0, Qt.Horizontal, _('Move'))
self.liststore_movekeys.setHeaderData(1, Qt.Horizontal, _('Key'))
def bind_reset_item(self, settings_key, button):
def on_clicked():
delattr(settings, settings_key.format(self.current_facekey))
button.clicked.connect(on_clicked)
@ staticmethod
def _accel_mods_to_str(accel_mods):
accel_str = ''
for a in accel_mods.value_nicks:
if accel_str:
accel_str += '+'
if a.endswith('-mask'):
a = a[:-5]
accel_str += a
return accel_str
def set_imagefile(self, imagefile):
index_icon = len(self.stockfiles)
if imagefile.startswith('/'):
index = index_icon
icon = QIcon(imagefile)
else:
try:
index = self.stockfiles.index(imagefile)
except ValueError:
index = 0
icon = QIcon()
self.ui.combobox_image.setItemIcon(index_icon, icon)
self.ui.combobox_image.setCurrentIndex(index)
def on_settings_changed(self, key):
Dialog.on_settings_changed(self, key)
if self._ignore_changed:
return
self._ignore_changed = True
if key == 'draw.samples':
visible = (self.sample_buffers != 2**settings.draw.samples > 1)
self.ui.label_needs_restarted.setVisible(visible)
elif key == 'draw.accels':
self.liststore_movekeys.clear()
self.fill_liststore_movekeys()
elif key == 'theme.faces.{}.color'.format(self.current_facekey):
self.button_color.set_color(settings.theme.faces[self.current_facekey].color)
elif key == 'theme.faces.{}.image'.format(self.current_facekey):
self.set_imagefile(settings.theme.faces[self.current_facekey].image)
# Not needed:
#elif key == 'theme.faces.{}.mode'.format(self.current_facekey):
self._ignore_changed = False
###
@Slot(bool)
def on_checkbox_mirror_faces_toggled(self, checked):
self.ui.spinbox_mirror_faces.setEnabled(checked)
### mouse handlers ###
def set_mousemode(self, checked, mode):
if self._ignore_changed:
return
if checked:
self._ignore_changed = True
settings.draw.selection_nick = mode
self._ignore_changed = False
@Slot(bool)
def on_button_mousemode_quad_toggled(self, checked):
self.set_mousemode(checked, 'quadrant')
@Slot(bool)
def on_button_mousemode_ext_toggled(self, checked):
self.set_mousemode(checked, 'simple')
### key handlers ###
def get_move_key_list(self):
move_keys = []
for i in range(self.liststore_movekeys.rowCount()):
move, key = [self.liststore_movekeys.item(i, j).data(Qt.DisplayRole) for j in (0, 1)]
move_keys.append((move, key))
return move_keys
@Slot()
def on_button_movekey_add_clicked(self):
row = self.ui.listview_movekeys.currentIndex().row()
self._ignore_changed = True
self.liststore_movekeys.insertRow(row, (QStandardItem(''), QStandardItem('')))
index = self.liststore_movekeys.index(row, 0)
self.ui.listview_movekeys.setCurrentIndex(index)
self.ui.listview_movekeys.edit(index)
self._ignore_changed = False
@Slot()
def on_button_movekey_remove_clicked(self):
row = self.ui.listview_movekeys.currentIndex().row()
self._ignore_changed = True
self.liststore_movekeys.takeRow(row)
settings.draw.accels = self.get_move_key_list()
self._ignore_changed = False
@Slot()
def on_button_movekey_reset_clicked(self): # pylint: disable=R0201
del settings.draw.accels
def on_liststore_movekeys_itemChanged(self, unused_item):
self._ignore_changed = True
settings.draw.accels = self.get_move_key_list()
self._ignore_changed = False
### appearance handlers ###
def on_listview_faces_currentChanged(self, current):
active_face = current.row()
self.current_facekey = self.facenames[active_face][0]
self._ignore_changed = True
self.button_color.set_color(settings.theme.faces[self.current_facekey].color)
self.set_imagefile(settings.theme.faces[self.current_facekey].image)
imagemode = settings.theme.faces[self.current_facekey].mode_nick
if imagemode == 'tiled':
self.ui.radiobutton_tiled.setChecked(True)
elif imagemode == 'mosaic':
self.ui.radiobutton_mosaic.setChecked(True)
self._ignore_changed = False
def on_button_color_color_changed(self, color):
if self._ignore_changed:
return
self._ignore_changed = True
settings.theme.faces[self.current_facekey].color = color
self._ignore_changed = False
@Slot(int)
def on_combobox_image_activated(self, index):
if self._ignore_changed:
return
try:
filename = self.stockfiles[index]
except IndexError:
filename = QFileDialog.getOpenFileName(self, _("Open Image"), self.image_dirname)
if isinstance(filename, (tuple, list)):
filename = filename[0]
if filename == '':
# canceled, set the old image
filename = settings.theme.faces[self.current_facekey].image
self.set_imagefile(filename)
else:
self.image_dirname = os.path.dirname(filename)
self._ignore_changed = True
settings.theme.faces[self.current_facekey].image = filename
self._ignore_changed = False
@Slot(bool)
def on_radiobutton_tiled_toggled(self, checked):
self.set_imagemode(checked, 'tiled')
@Slot(bool)
def on_radiobutton_mosaic_toggled(self, checked):
self.set_imagemode(checked, 'mosaic')
def set_imagemode(self, checked, mode):
if self._ignore_changed:
return
if checked:
self._ignore_changed = True
settings.theme.faces[self.current_facekey].mode_nick = mode
self._ignore_changed = False
class SelectModelDialog (Dialog):
response_ok = Signal(str, tuple)
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.ui = UI(self, 'model.ui')
from .ui.model import retranslate
retranslate(self)
self.mtypes = Model.cache_index['types']
self.modeldefs = [Model.cache_index['type'][mtype] for mtype in self.mtypes]
mtype_ranges = lambda mtype: tuple((min(vals), max(vals)) for vals in zip(*Model.cache_index['normsize'][mtype].keys()))
self.sranges = [mtype_ranges(mtype) for mtype in self.mtypes]
for i, mtype in enumerate(self.mtypes):
name = self.modeldefs[i]['name']
self.ui.combobox_model.addItem(_(name), mtype)
mtypeidx = self.mtypes.index(settings.game.type)
self.ui.combobox_model.setCurrentIndex(mtypeidx)
# Hide items after the dialog size is calculated to avoid later resizing
QTimer.singleShot(0, lambda: self.on_combobox_model_activated(mtypeidx))
@Slot(int)
def on_combobox_model_activated(self, index):
mtype = self.mtypes[index]
size = settings.games[mtype].size
try:
size = Model.cache_index['normsize'][mtype][size]
except KeyError:
size = self.modeldefs[index]['defaultsize']
for label, spin, sizename, srange, svalue in zip_longest(
(self.ui.label_width, self.ui.label_heigth, self.ui.label_depth),
(self.ui.spin_size1, self.ui.spin_size2, self.ui.spin_size3),
self.modeldefs[index]['sizenames'],
self.sranges[index],
size,
):
if label is None:
continue
label.setText(_(sizename) if sizename is not None else '')
spin.setVisible(sizename is not None)
if sizename is not None:
spin.setRange(*srange)
spin.setValue(svalue)
def on_response(self):
index = self.ui.combobox_model.currentIndex()
size_len = len(self.modeldefs[index]['defaultsize'])
spins = (self.ui.spin_size1, self.ui.spin_size2, self.ui.spin_size3)[:size_len]
self.response_ok.emit(
self.mtypes[index],
tuple(s.value() for s in spins),
)
class ProgressDialog (QProgressDialog):
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.canceled_ = False
self.value_max = 10
self.value = 0
self.setWindowModality(Qt.WindowModal)
self.setMaximum(self.value_max)
self.setMinimumDuration(0)
self.setAutoReset(False)
self.canceled.connect(self.on_canceled)
def on_canceled(self):
self.canceled_ = True
self.setLabelText(_('Canceling operation, please wait'))
def tick(self, step, message=None, value_max=None):
if not self.isVisible():
self.show()
if message is not None:
self.setLabelText(message)
if value_max is not None:
self.value_max = value_max
self.value = 0
self.setMaximum(value_max)
if step < 0 or self.value > self.value_max:
self.setValue(0)
self.setMaximum(0)
else:
self.setValue(self.value)
self.value += step
return self.canceled_
def done(self):
self.canceled_ = False
self.reset()
class HelpDialog (Dialog):
helpstrings = [
# The next strings form the text in the help dialog
_('Using the mouse to rotate the cube'),
_('Position the mouse cursor over the puzzle and you will see an arrow '
'that gives you a hint in which direction the slice under the mouse cursor will be rotated.'),
_('The left mouse button rotates a single slice of the cube in the direction of the arrow.'),
_('The right mouse button rotates a single slice of the cube against the direction of the arrow.'),
_('To rotate the whole cube instead of a single slice press the Ctrl key together with the mouse button.'),
_('Using the keyboard to rotate the cube'),
_('Make sure the keyboard focus is on the cube area (e.g. click on the background of the cube). '
'The keys can be configured in the preferences dialog, the default is:'),
_('Moves the left, right, upper, down, front or back slice clockwise.'),
_('Moves a slice couterclockwise.'),
_('Moves the whole cube.'),
_('Other keys and buttons'),
_('Mouse wheel – Zoom in/out'),
_('Arrow keys, Left mouse button on the background – Changes the direction of looking at the cube.'),
_('Moves keyboard focus to the sequence editor above the cube area '
'where you can edit the move sequence in the notation described below. '
'Hit enter when done.'),
_('Notation for moves'),
_('All moves, however they are made, are displayed progressively above the cube area:'),
_('Moves the left, right, upper, down, front or back slice clockwise.'),
_('Moves a slice couterclockwise.'),
_('Moves the whole cube.'),
_('Moves the first, second or third slice from left clockwise. '
'The allowed numbers are in the range from 1 to the count of parallel slices. '
'"l1" is always the same as "l" '
'and for the classic 3×3×3-Cube "l2" is the same as "r2-" and "l3" is the same as "r-".'),
_('You can use a space to separate groups of moves.'),
]
helpformat = '''
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN" "http://www.w3.org/TR/REC-html40/strict.dtd">
<html>
<head>
<meta name="qrichtext" content="1" />
<style type="text/css">p, li {{ white-space: pre-wrap; }}</style>
</head>
<body>
<h3>{}</h3>
<p>{}</p>
<ul>
<li>{}</li>
<li>{}</li>
<li>{}</li>
</ul>
<h3>{}</h3>
<p>{}</p>
<ul>
<li>4,6,8,2,5,0 – {}</li>
<li>Shift+4, … – {}</li>
<li>Ctrl+4, … – {}</li>
</ul>
<h3>{}</h3>
<ul>
<li>{}</li>
<li>{}</li>
<li>Ctrl+L – {}</li>
</ul>
<h3>{}</h3>
<p>{}</p>
<ul>
<li>l, r, u, d, f, b – {}</li>
<li>l-, r-, u-, d-, f-, b- – {}</li>
<li>L, R, U, D, F, B – {}</li>
<li>l1, l2, l3 – {}</li>
<li>{}</li>
</ul>
</body></html>
'''
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.ui = UI(self, 'help.ui')
from .ui.help import retranslate
self.ui = retranslate(self)
helpstrings = [html.escape(s) for s in self.helpstrings]
helptext = self.helpformat.format(*helpstrings)
self.ui.text_help.setHtml(helptext)
def linkedtext_to_html(text):
html = QTextDocumentFragment.fromPlainText(text).toHtml()
html = re.sub(r'<((?:http:|https:|text:).*?)\|>', r'<a href="\1">', html)
html = re.sub(r'<\|>', r'</a>', html)
return re.sub(r'<((?:http:|https:).*?)>', r'<<a href="\1">\1</a>>', html)
class UI:
def __init__(self, toplevel, filename):
self._toplevel = toplevel
from PyQt5 import uic
uic.loadUi(os.path.join(config.UI_DIR, 'qt', filename), toplevel)
def __getattr__(self, attrname):
if attrname[0] == '_':
raise AttributeError('{!r} object has no attribute {!r}'.format('UI', attrname))
else:
return self._toplevel.findChild(QObject, attrname)
class AboutDialog (QDialog):
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.about = UI(self, 'about.ui')
from .ui.about import retranslate
retranslate(self)
self.fill_header()
self.fill_about_tab()
self.fill_feedback_tab()
self.fill_translation_tab()
self.fill_license_tab()
self.index_tab_about = self.about.tab_widget.indexOf(self.about.tab_about)
self.index_tab_license = self.about.tab_widget.indexOf(self.about.tab_license)
# About tab animation
self.scrollbar = self.about.text_translators.verticalScrollBar()
self.animation = QPropertyAnimation(self.scrollbar, 'value')
self.animation.setLoopCount(-1)
def fill_header(self):
pixmap = QPixmap(config.APPICON_FILE)
self.about.label_icon.setPixmap(pixmap)
self.about.label_appname.setText(_(config.APPNAME))
self.about.label_version.setText(config.VERSION)
self.about.label_description.setText(_(config.SHORT_DESCRIPTION))
def fill_about_tab(self):
self.about.label_copyright.setText(config.COPYRIGHT)
html_text = '<html><head/><body><p><a href="{}">{}</a></p></body></html>'.format(
config.WEBSITE, _('Pybik project website'))
self.about.label_website.setText(html_text)
html_template = '''<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN" "http://www.w3.org/TR/REC-html40/strict.dtd">
<html><head><meta name="qrichtext" content="1" /><style type="text/css">
p, li {{ white-space: pre-wrap; }}
</style></head>
<body>{}</body></html>'''
html_p_template = '<p align="center">{}</p>'
html_language_template = '<span style=" font-weight:600;">{}</span>'
html_person_template = '<a href="{}">{}</a>'
html_p_items = []
from .translators import translators
try:
import icu
except ImportError:
print('PyICU is not installed')
langname_from_code = lambda code, name: name
else:
def langname_from_code(code, name):
iculocale = icu.Locale.createFromName(code)
lang = iculocale.getLanguage()
if icu.Locale.createFromName(lang).getDisplayName() == lang:
return name
return str(iculocale.getDisplayName()) or name
import locale
sortfunc = lambda v: locale.strxfrm(v[0])
def gentranslators():
for language, langcode, persons in translators:
language = langname_from_code(langcode, language)
yield language, persons
for language, persons in sorted(gentranslators(), key=sortfunc):
language = html.escape(language)
html_items = [html_language_template.format(language)]
for name, link in sorted(persons, key=sortfunc):
name = html.escape(name)
html_items.append(html_person_template.format(link, name))
html_p_items.append(html_p_template.format('<br/>'.join(html_items)))
html_text = html_template.format(''.join(html_p_items))
self.about.text_translators.setHtml(html_text)
qdesktopservices_openurl = QDesktopServices.openUrl
self.about.text_translators.anchorClicked.connect(qdesktopservices_openurl)
self.about.text_translators.viewport().installEventFilter(self)
def fill_feedback_tab(self):
html = linkedtext_to_html(config.get_filebug_text())
self.about.label_feedback.setText(html)
def fill_translation_tab(self):
html = linkedtext_to_html(_(config.TRANSLATION_TEXT))
self.about.label_translation.setText(html)
def fill_license_tab(self):
self.about.text_license_short.hide()
self.about.text_license_full.hide()
html = linkedtext_to_html('\n\n'.join((_(config.LICENSE_INFO), _(config.LICENSE_FURTHER))))
self.about.text_license_short.setHtml(html)
try:
with open(config.LICENSE_FILE, 'rt', encoding='utf-8') as license_file:
text = license_file.read()
except Exception as e:
print('Unable to find license text:', e)
text = _(config.LICENSE_NOT_FOUND)
self.about.text_license_full.setLineWrapMode(QTextEdit.WidgetWidth)
html = linkedtext_to_html(text)
self.about.text_license_full.setHtml(html)
self.about.tab_widget.currentChanged.connect(self._on_tab_widget_currentChanged)
self.about.text_license_short.anchorClicked.connect(self._on_text_license_anchorClicked)
def update_animation(self):
smin = self.scrollbar.minimum()
smax = self.scrollbar.maximum()
if smax <= smin:
return
self.animation.setDuration((smax-smin) * 40)
self.animation.setKeyValueAt(0., smin)
self.animation.setKeyValueAt(0.04, smin)
self.animation.setKeyValueAt(0.50, smax)
self.animation.setKeyValueAt(0.54, smax)
self.animation.setKeyValueAt(1., smin)
def showEvent(self, unused_event):
if self.animation.state() == QAbstractAnimation.Stopped:
self.update_animation()
self.scrollbar.hide()
self.animation.start()
def resizeEvent(self, unused_event):
self.update_animation()
def eventFilter(self, unused_obj, event):
#assert obj == self.about.text_translators.viewport()
if event.type() in [QEvent.MouseButtonPress, QEvent.Wheel]:
self.animation.pause()
self.scrollbar.show()
return False
def _on_tab_widget_currentChanged(self, index):
if index == self.index_tab_about:
self.animation.resume()
self.scrollbar.hide()
else:
self.animation.pause()
self.scrollbar.show()
if index == self.index_tab_license:
self.about.text_license_short.setVisible(True)
self.about.text_license_full.setVisible(False)
def _on_text_license_anchorClicked(self, url):
if url.toString() == 'text:FULL_LICENSE_TEXT':
self.about.text_license_short.setVisible(False)
self.about.text_license_full.setVisible(True)
else:
QDesktopServices.openUrl(url)
def run(self):
self.exec_()
self.deleteLater()
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