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af11f90808
musicmuster/app/playlists.py
Keith Edmunds af11f90808 Only autoscroll when track played
2022-09-07 19:47:51 +01:00

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Python
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import re
import subprocess
import threading
from collections import namedtuple
from datetime import datetime, timedelta
from typing import List, Optional
from PyQt5.QtCore import (
pyqtSignal,
QEvent,
QModelIndex,
QObject,
QSize,
Qt,
)
from PyQt5.QtGui import (
QBrush,
QColor,
QFont,
QDropEvent,
)
from PyQt5.QtWidgets import (
QAbstractItemDelegate,
QAbstractItemView,
QApplication,
QLineEdit,
QMainWindow,
QMenu,
QMessageBox,
QPlainTextEdit,
QStyledItemDelegate,
QTableWidget,
QTableWidgetItem,
QTextEdit,
QWidget
)
from config import Config
from dbconfig import Session
from helpers import (
ask_yes_no,
file_is_readable,
get_relative_date,
ms_to_mmss,
open_in_audacity
)
from log import log
from models import (
Playdates,
Playlists,
PlaylistRows,
Settings,
Tracks,
NoteColours
)
start_time_re = re.compile(r"@\d\d:\d\d:\d\d")
HEADER_NOTES_COLUMN = 2
MINIMUM_ROW_HEIGHT = 30
class RowMeta:
CLEAR = 0
NOTE = 1
UNREADABLE = 2
NEXT = 3
CURRENT = 4
# Columns
Column = namedtuple("Column", ['idx', 'heading'])
columns = {}
columns["userdata"] = Column(idx=0, heading=Config.COLUMN_NAME_AUTOPLAY)
columns["start_gap"] = Column(
idx=1, heading=Config.COLUMN_NAME_LEADING_SILENCE)
columns["title"] = Column(idx=2, heading=Config.COLUMN_NAME_TITLE)
columns["artist"] = Column(idx=3, heading=Config.COLUMN_NAME_ARTIST)
columns["duration"] = Column(idx=4, heading=Config.COLUMN_NAME_LENGTH)
columns["start_time"] = Column(idx=5, heading=Config.COLUMN_NAME_START_TIME)
columns["end_time"] = Column(idx=6, heading=Config.COLUMN_NAME_END_TIME)
columns["lastplayed"] = Column(idx=7, heading=Config.COLUMN_NAME_LAST_PLAYED)
columns["bitrate"] = Column(idx=8, heading=Config.COLUMN_NAME_BITRATE)
columns["row_notes"] = Column(idx=9, heading=Config.COLUMN_NAME_NOTES)
class NoSelectDelegate(QStyledItemDelegate):
"""
This originally used the following link to not select text on edit;
however, using a QPlainTextBox means a) text isn't selected anyway and
b) it provides a multiline edit.
https://stackoverflow.com/questions/72790705/
dont-select-text-in-qtablewidget-cell-when-editing/72792962#72792962
"""
def createEditor(self, parent, option, index):
if isinstance(index.data(), str):
# Make row just a little bit taller
row = index.row()
row_height = self.parent().rowHeight(row)
self.parent().setRowHeight(row, row_height + MINIMUM_ROW_HEIGHT)
return QPlainTextEdit(parent)
return super().createEditor(parent, option, index)
def eventFilter(self, editor: QObject, event: QEvent):
"""By default, QPlainTextEdit doesn't handle enter or return"""
if event.type() == QEvent.KeyPress and event.key() == Qt.Key_Return:
if event.modifiers() == Qt.ControlModifier:
self.commitData.emit(editor)
self.closeEditor.emit(editor)
return super().eventFilter(editor, event)
class PlaylistTab(QTableWidget):
# Qt.UserRoles
ROW_FLAGS = Qt.UserRole
ROW_TRACK_ID = Qt.UserRole + 1
ROW_DURATION = Qt.UserRole + 2
PLAYLISTROW_ID = Qt.UserRole + 3
def __init__(self, musicmuster: QMainWindow, session: Session,
playlist_id: int, *args, **kwargs) -> None:
super().__init__(*args, **kwargs)
self.musicmuster = musicmuster
self.playlist_id = playlist_id
self.menu: Optional[QMenu] = None
self.current_track_start_time: Optional[datetime] = None
# Don't select text on edit
self.setItemDelegate(NoSelectDelegate(self))
# Set up widget
self.setEditTriggers(QAbstractItemView.DoubleClicked)
self.setAlternatingRowColors(True)
self.setSelectionMode(QAbstractItemView.ExtendedSelection)
self.setSelectionBehavior(QAbstractItemView.SelectRows)
self.setVerticalScrollMode(QAbstractItemView.ScrollPerPixel)
self.setRowCount(0)
self.setColumnCount(len(columns))
self.v_header = self.verticalHeader()
self.v_header.setMinimumSectionSize(MINIMUM_ROW_HEIGHT)
self.horizontalHeader().setStretchLastSection(True)
# Header row
for idx in [a for a in range(len(columns))]:
item: QTableWidgetItem = QTableWidgetItem()
self.setHorizontalHeaderItem(idx, item)
self.horizontalHeader().setMinimumSectionSize(0)
self._set_column_widths(session)
# Set column headings sorted by idx
self.setHorizontalHeaderLabels(
[a.heading for a in list(sorted(columns.values(),
key=lambda item: item.idx))]
)
self.horizontalHeader().sectionResized.connect(
self.resizeRowsToContents)
self.setAcceptDrops(True)
self.viewport().setAcceptDrops(True)
self.setDragDropOverwriteMode(False)
self.setDropIndicatorShown(True)
self.setDragDropMode(QAbstractItemView.InternalMove)
self.setDragEnabled(False)
# This property defines how the widget shows a context menu
self.setContextMenuPolicy(Qt.CustomContextMenu)
# This signal is emitted when the widget's contextMenuPolicy is
# Qt::CustomContextMenu, and the user has requested a context
# menu on the widget.
self.customContextMenuRequested.connect(self._context_menu)
self.viewport().installEventFilter(self)
self.itemSelectionChanged.connect(self._select_event)
self.search_text: str = ""
self.edit_cell_type = None
self.selecting_in_progress = False
# Connect signals
self.horizontalHeader().sectionResized.connect(self._column_resize)
# self.horizontalHeader().sectionClicked.connect(self._header_click)
# self.setSortingEnabled(True)
# Now load our tracks and notes
self.populate(session, self.playlist_id)
def __repr__(self) -> str:
return f"<PlaylistTab(id={self.playlist_id}>"
# ########## Events other than cell editing ##########
def closeEvent(self, event) -> None:
"""Handle closing playist tab"""
with Session() as session:
# Record playlist as closed
playlist = session.get(Playlists, self.playlist_id)
playlist.close(session)
event.accept()
def dropEvent(self, event: QDropEvent) -> None:
"""
Handle drag/drop of rows
https://stackoverflow.com/questions/26227885/drag-and-drop-rows-within-qtablewidget
"""
if not event.source() == self:
return # We don't accept external drops
drop_row: int = self._drop_on(event)
rows: List = sorted(set(item.row() for item in self.selectedItems()))
rows_to_move = [
[QTableWidgetItem(self.item(row_index, column_index)) for
column_index in range(self.columnCount())]
for row_index in rows
]
for row_index in reversed(rows):
self.removeRow(row_index)
if row_index < drop_row:
drop_row -= 1
for row_index, data in enumerate(rows_to_move):
row_index += drop_row
self.insertRow(row_index)
for column_index, column_data in enumerate(data):
self.setItem(row_index, column_index, column_data)
event.accept()
# The above doesn't handle column spans, which we use in note
# rows. Check and fix:
for row in range(drop_row, drop_row + len(rows_to_move)):
if not self._get_row_track_id(row):
self.setSpan(row, HEADER_NOTES_COLUMN, 1, len(columns))
# Scroll to drop zone
self.scrollToItem(self.item(row, 1))
# Reset drag mode to allow row selection by dragging
self.setDragEnabled(False)
super().dropEvent(event)
log.debug(
"playlist.dropEvent(): "
f"Moved row(s) {rows} to become row {drop_row}"
)
with Session() as session: # checked
self.save_playlist(session)
self.update_display(session)
def eventFilter(self, source, event):
"""Used to process context (right-click) menu, which is defined here"""
if (event.type() == QEvent.MouseButtonPress and # noqa W504
event.buttons() == Qt.RightButton and # noqa W504
source is self.viewport()):
self.menu = QMenu(self)
item = self.itemAt(event.pos())
if item is not None:
row_number = item.row()
track_id = self._get_row_track_id(row_number)
track_row = track_id > 0
header_row = not track_row
if track_row:
current = row_number == self._get_current_track_row()
next_row = row_number == self._get_next_track_row()
else:
current = next_row = False
if track_row:
# Info
act_info = self.menu.addAction('Info')
act_info.triggered.connect(
lambda: self._info_row(track_id)
)
act_copypath = self.menu.addAction("Copy track path")
act_copypath.triggered.connect(
lambda: self._copy_path(row_number))
self.menu.addSeparator()
# Play with mplayer
act_mplayer = self.menu.addAction(
"Play with mplayer")
act_mplayer.triggered.connect(
lambda: self._mplayer_play(track_id))
# Set next
if not current and not next_row:
act_setnext = self.menu.addAction("Set next")
with Session() as session:
act_setnext.triggered.connect(
lambda: self._set_next(session, row_number))
# Open in Audacity
if not current:
act_audacity = self.menu.addAction(
"Open in Audacity")
act_audacity.triggered.connect(
lambda: self._open_in_audacity(track_id))
# Rescan
act_rescan = self.menu.addAction("Rescan")
act_rescan.triggered.connect(
lambda: self._rescan(row_number, track_id)
)
self.menu.addSeparator()
# Look up in wikipedia
act_wikip = self.menu.addAction("Wikipedia")
act_wikip.triggered.connect(
lambda: self._wikipedia(row_number)
)
# Look up in songfacts
act_songfacts = self.menu.addAction("Songfacts")
act_songfacts.triggered.connect(
lambda: self._songfacts(row_number)
)
self.menu.addSeparator()
# Remove track
act_remove_track = self.menu.addAction('Remove track')
act_remove_track.triggered.connect(
lambda: self._remove_track(row_number)
)
if header_row:
# Add track to section header (ie, make this a track
# row)
act_add_track = self.menu.addAction('Add track')
act_add_track.triggered.connect(
lambda: self._add_track(row_number))
if not current and not next_row:
# Remove row
act_delete = self.menu.addAction('Remove row')
act_delete.triggered.connect(self._delete_rows)
self.menu.addSeparator()
if not current and not next_row:
act_move = self.menu.addAction('Move to playlist...')
act_move.triggered.connect(self.musicmuster.move_selected)
self.menu.addSeparator()
return super(PlaylistTab, self).eventFilter(source, event)
def mouseReleaseEvent(self, event):
"""
Enable dragging if rows are selected
"""
if self.selectedItems():
self.setDragEnabled(True)
else:
self.setDragEnabled(False)
super().mouseReleaseEvent(event)
# ########## Cell editing ##########
#
# We only want to allow cell editing on tracks, artists and notes,
# although notes may be section headers.
#
# Once editing starts, we need to disable play controls so that a
# 'return' doesn't play the next track.
#
# Earlier in this file:
# - self.setEditTriggers(QAbstractItemView.DoubleClicked) - triggers
# editing on double-click
# - self.setItemDelegate(NoSelectDelegate(self)) and associated class
# ensure that the text is not selected when editing starts
#
# Call sequences:
# Start editing:
# edit()
# _cell_edit_started()
# End editing:
# _cell_changed() (only if changes made)
# closeEditor()
# _cell_edit_ended()
def _cell_changed(self, row: int, column: int) -> None:
"""Called when cell content has changed"""
# Disable cell changed signal connection as note updates will
# change cell again (metadata)
self.cellChanged.disconnect(self._cell_changed)
new_text = self.item(row, column).text()
track_id = self._get_row_track_id(row)
# Determin cell type changed
with Session() as session:
if self.edit_cell_type == "row_notes":
# Get playlistrow object
plr_id = self._get_playlistrow_id(row)
plr_item = session.get(PlaylistRows, plr_id)
plr_item.note = new_text
# Set/clear row start time accordingly
start_time = self._get_note_text_time(new_text)
if start_time:
self._set_row_start_time(row, start_time)
else:
self._set_row_start_time(row, None)
else:
track = None
if track_id:
track = session.get(Tracks, track_id)
if track:
if self.edit_cell_type == "title":
track.title = new_text
elif self.edit_cell_type == "artist":
track.artist = new_text
# Headers will be incorrect if the edited track is
# previous / current / next TODO: this will require
# the stored data in musicmuster to be updated,
# which currently it isn't).
self.musicmuster.update_headers()
def closeEditor(self,
editor: QWidget,
hint: QAbstractItemDelegate.EndEditHint) -> None:
"""
Override PySide2.QAbstractItemView.closeEditor to enable
play controls and update display.
"""
# update_display to update start times, such as when a note has
# been edited
with Session() as session:
self.update_display(session)
self.edit_cell_type = None
self.musicmuster.enable_play_next_controls()
super(PlaylistTab, self).closeEditor(editor, hint)
def edit(self, index: QModelIndex,
trigger: QAbstractItemView.EditTrigger,
event: QEvent) -> bool:
"""
Override PySide2.QAbstractItemView.edit to catch when editing starts
"""
result = super(PlaylistTab, self).edit(index, trigger, event)
if result: # will only be true on double-clicke
row = index.row()
column = index.column()
# Is this a track row?
track_row = self._get_row_track_id(row)
note_column = 0
if track_row:
# If a track row, we only allow editing of title, artist and
# note. Check that this column is one of those.
self.edit_cell_type = None
if column == columns['title'].idx:
self.edit_cell_type = "title"
elif column == columns['artist'].idx:
self.edit_cell_type = "artist"
elif column == columns['row_notes'].idx:
self.edit_cell_type = "row_notes"
else:
# Can't edit other columns
return False
# Check whether we're editing a notes row for later
if self.edit_cell_type == "row_notes":
note_column = columns['row_notes'].idx
else:
# This is a section header.
if column != HEADER_NOTES_COLUMN:
return False
note_column = HEADER_NOTES_COLUMN
self.edit_cell_type = "row_notes"
# Disable play controls so that keyboard input doesn't
# disturb playing
self.musicmuster.disable_play_next_controls()
# If this is a note cell, we need to remove any existing section
# timing so user can't edit that. Keep it simple: refresh text
# from database. Note column will only be non-zero if we are
# editing a note.
if note_column:
with Session() as session:
plr_id = self._get_playlistrow_id(row)
plr_item = session.get(PlaylistRows, plr_id)
item = self.item(row, note_column)
item.setText(plr_item.note)
# Connect signal so we know when cell has changed.
self.cellChanged.connect(self._cell_changed)
return result
# # ########## Externally called functions ##########
def clear_next(self, session) -> None:
"""Clear next track marker"""
self._meta_clear_next()
self.update_display(session)
def clear_selection(self) -> None:
"""Unselect all tracks and reset drag mode"""
self.clearSelection()
self.setDragEnabled(False)
def get_selected_playlistrow_ids(self) -> Optional[List]:
"""
Return a list of PlaylistRow ids of the selected rows
"""
return [self._get_playlistrow_id(a) for a in self._get_selected_rows()]
def get_selected_playlistrows(self, session: Session) -> Optional[List]:
"""
Return a list of PlaylistRows of the selected rows
"""
plr_ids = self.get_selected_playlistrow_ids()
return [session.get(PlaylistRows, a) for a in plr_ids]
def insert_header(self, session: Session, note: str,
repaint: bool = True) -> None:
"""
Insert section header into playlist tab.
If a row is selected, add header above. Otherwise, add to end of
playlist.
We simply build a PlaylistRows object and pass it to insert_row()
to do the heavy lifing.
"""
# PlaylistRows object requires a row number, but that number
# can be reset by calling PlaylistRows.fixup_rownumbers() later,
# so just fudge a row number for now.
row_number = 0
plr = PlaylistRows(session, self.playlist_id, None, row_number)
plr.note = note
self.insert_row(session, plr)
PlaylistRows.fixup_rownumbers(session, self.playlist_id)
if repaint:
self.update_display(session)
def insert_row(self, session: Session, row_data: PlaylistRows,
repaint: bool = True) -> None:
"""
Insert a row into playlist tab.
If playlist has a row selected, add new row above. Otherwise,
add to end of playlist.
Note: we ignore the row number in the PlaylistRows record. That is
used only to order the query that generates the records.
"""
if self.selectionModel().hasSelection():
row = self.currentRow()
else:
row = self.rowCount()
self.insertRow(row)
# Add row metadata to userdata column
userdata_item = QTableWidgetItem()
userdata_item.setData(self.ROW_FLAGS, 0)
userdata_item.setData(self.PLAYLISTROW_ID, row_data.id)
userdata_item.setData(self.ROW_TRACK_ID, row_data.track_id)
self.setItem(row, columns['userdata'].idx, userdata_item)
if row_data.track_id:
# Add track details to items
try:
start_gap = row_data.track.start_gap
except:
return
start_gap_item = QTableWidgetItem(str(start_gap))
if start_gap and start_gap >= 500:
start_gap_item.setBackground(QColor(Config.COLOUR_LONG_START))
self.setItem(row, columns['start_gap'].idx, start_gap_item)
title_item = QTableWidgetItem(row_data.track.title)
self.setItem(row, columns['title'].idx, title_item)
artist_item = QTableWidgetItem(row_data.track.artist)
self.setItem(row, columns['artist'].idx, artist_item)
duration_item = QTableWidgetItem(
ms_to_mmss(row_data.track.duration))
self.setItem(row, columns['duration'].idx, duration_item)
self._set_row_duration(row, row_data.track.duration)
start_item = QTableWidgetItem()
self.setItem(row, columns['start_time'].idx, start_item)
end_item = QTableWidgetItem()
self.setItem(row, columns['end_time'].idx, end_item)
if row_data.track.bitrate:
bitrate = str(row_data.track.bitrate)
else:
bitrate = ""
bitrate_item = QTableWidgetItem(bitrate)
self.setItem(row, columns['bitrate'].idx, bitrate_item)
# As we have track info, any notes should be contained in
# the notes column
notes_item = QTableWidgetItem(row_data.note)
self.setItem(row, columns['row_notes'].idx, notes_item)
last_playtime = Playdates.last_played(session, row_data.track.id)
last_played_str = get_relative_date(last_playtime)
last_played_item = QTableWidgetItem(last_played_str)
self.setItem(row, columns['lastplayed'].idx, last_played_item)
# Mark track if file is unreadable
if not file_is_readable(row_data.track.path):
self._set_unreadable_row(row)
else:
# This is a section header so it must have note text
if row_data.note is None:
log.debug(
f"insert_row({row_data=}) with no track_id and no note"
)
return
# Make empty items (row background won't be coloured without
# items present). Any notes should displayed starting in
# column 2 for now - bug in Qt means that when row size is
# set, spanned columns are ignored, so put notes in col2
# (typically title).
for i in range(1, len(columns)):
if i == 2:
continue
self.setItem(row, i, QTableWidgetItem())
self.setSpan(row, HEADER_NOTES_COLUMN, 1, len(columns) - 1)
notes_item = QTableWidgetItem(row_data.note)
self.setItem(row, HEADER_NOTES_COLUMN, notes_item)
# Save (no) track_id
userdata_item.setData(self.ROW_TRACK_ID, 0)
if repaint:
self.save_playlist(session)
self.update_display(session, clear_selection=False)
def insert_track(self, session: Session, track: Tracks,
repaint: bool = True) -> None:
"""
Insert track into playlist tab.
If a row is selected, add track above. Otherwise, add to end of
playlist.
We simply build a PlaylistRows object and pass it to insert_row()
to do the heavy lifing.
"""
# PlaylistRows object requires a row number, but that number
# can be reset by calling PlaylistRows.fixup_rownumbers() later,
# so just fudge a row number for now.
row_number = 0
plr = PlaylistRows(session, self.playlist_id, track.id, row_number)
self.insert_row(session, plr)
PlaylistRows.fixup_rownumbers(session, self.playlist_id)
if repaint:
self.update_display(session, clear_selection=False)
def play_started(self, session: Session) -> None:
"""
Notification from musicmuster that track has started playing.
Actions required:
- Note start time
- Mark next-track row as current
- Mark current row as played
- Scroll to put next track as required
- Set next track
- Update display
"""
# Note start time
self.current_track_start_time = datetime.now()
# Mark next-track row as current
current_row = self._get_next_track_row()
if current_row is None:
return
self._set_current_track_row(current_row)
# Mark current row as played
self._set_played_row(session, current_row)
# Set next track
search_from = current_row + 1
next_row = self._find_next_track_row(session, search_from)
if next_row:
self._set_next(session, next_row)
self._scroll_to_top(next_row)
# Update display
self.update_display(session)
def play_stopped(self) -> None:
"""
Notification from musicmuster that track has ended.
Actions required:
- Remove current track marker
- Reset current track start time
"""
self._clear_current_track_row()
self.current_track_start_time = None
def populate(self, session: Session, playlist_id: int) -> None:
"""
Populate from the associated playlist ID
"""
# Sanity check row numbering before we load
PlaylistRows.fixup_rownumbers(session, playlist_id)
# Clear playlist
self.setRowCount(0)
# Add the rows
playlist = session.get(Playlists, playlist_id)
for row in playlist.rows:
self.insert_row(session, row, repaint=False)
# Scroll to top
scroll_to: QTableWidgetItem = self.item(0, 0)
self.scrollToItem(scroll_to, QAbstractItemView.PositionAtTop)
# We possibly don't need to save the playlist here, but row
# numbers may have changed during population, and it's cheap to do
# self.save_playlist(session)
self.update_display(session)
def remove_rows(self, row_numbers: List[int]) -> None:
"""Remove passed rows from display"""
# Remove rows from display. Do so in reverse order so that
# row numbers remain valid.
for row in sorted(row_numbers, reverse=True):
self.removeRow(row)
def remove_selected_rows(self) -> None:
"""Remove selected rows from display"""
self.remove_rows(self._get_selected_rows())
# Reset drag mode
self.setDragEnabled(False)
def save_playlist(self, session: Session) -> None:
"""
All playlist rows have a PlaylistRows id. Check that that id points
to this playlist (in case track has been moved from other) and that
the row number is correct (in case tracks have been reordered).
"""
for row in range(self.rowCount()):
plr = session.get(PlaylistRows, self._get_playlistrow_id(row))
# Set the row number and playlist id (even if correct)
plr.row_number = row
plr.playlist_id = self.playlist_id
# Any rows in the database with a row_number higher that the
# current value of 'row' should not be there. Commit session
# first to ensure any changes made above are committed.
session.commit()
PlaylistRows.delete_higher_rows(session, self.playlist_id, row)
def set_search(self, text: str) -> None:
"""Set search text and find first match"""
self.search_text = text
if not text:
# Search string has been reset
return
self._search(next=True)
def _search(self, next: bool = True) -> None:
"""
Select next/previous row containg self.search_string. Start from
top selected row if there is one, else from top.
Wrap at last/first row.
"""
if not self.search_text:
return
selected_row = self._get_selected_row()
if next:
if selected_row is not None and selected_row < self.rowCount() - 1:
starting_row = selected_row + 1
else:
starting_row = 0
else:
if selected_row is not None and selected_row > 0:
starting_row = selected_row - 1
else:
starting_row = self.rowCount() - 1
wrapped = False
match_row = None
row = starting_row
needle = self.search_text.lower()
while True:
# Check for match in title, artist or notes
title = self._get_row_title(row)
if title and needle in title.lower():
match_row = row
break
artist = self._get_row_artist(row)
if artist and needle in artist.lower():
match_row = row
break
note = self._get_row_note(row)
if note and needle in note.lower():
match_row = row
break
if next:
row += 1
if wrapped and row >= starting_row:
break
if row >= self.rowCount():
row = 0
wrapped = True
else:
row -= 1
if wrapped and row <= starting_row:
break
if row < 0:
row = self.rowCount() - 1
wrapped = True
if match_row is not None:
self.selectRow(row)
def search_next(self) -> None:
"""
Select next row containg self.search_string.
"""
self._search(next=True)
def search_previous(self) -> None:
"""
Select previous row containg self.search_string.
"""
self._search(next=False)
def select_next_row(self) -> None:
"""
Select next or first row. Don't select section headers.
Wrap at last row.
"""
row: int
selected_rows: List[int]
selected_rows = self._get_selected_rows()
# we will only handle zero or one selected rows
if len(selected_rows) > 1:
return
# select first row if none selected
if len(selected_rows) == 0:
row = 0
else:
row = selected_rows[0] + 1
if row >= self.rowCount():
row = 0
# Don't select section headers
wrapped: bool = False
track_id = self._get_row_track_id(row)
while not track_id:
row += 1
if row >= self.rowCount():
if wrapped:
# we're already wrapped once, so there are no
# non-notes
return
row = 0
wrapped = True
track_id = self._get_row_track_id(row)
self.selectRow(row)
def select_previous_row(self) -> None:
"""
Select previous or last track. Don't select section headers.
Wrap at first row.
"""
row: int
selected_rows: List[int]
selected_rows = self._get_selected_rows()
# we will only handle zero or one selected rows
if len(selected_rows) > 1:
return
# select last row if none selected
last_row = self.rowCount() - 1
if len(selected_rows) == 0:
row = last_row
else:
row = selected_rows[0] - 1
if row < 0:
row = last_row
# Don't select section headers
wrapped: bool = False
track_id = self._get_row_track_id(row)
while not track_id:
row -= 1
if row < 0:
if wrapped:
# we're already wrapped once, so there are no
# non-notes
return
row = last_row
wrapped = True
track_id = self._get_row_track_id(row)
self.selectRow(row)
def set_searchtext(self, text: Optional[str]) -> None:
"""Set the search text and find first match"""
self.search_text = text
self._find_next_match()
def set_selected_as_next(self) -> None:
"""Sets the select track as next to play"""
row = self._get_selected_row()
if row is None:
return None
with Session() as session:
self._set_next(session, row)
def update_display(self, session, clear_selection: bool = True) -> None:
"""
Set row colours, fonts, etc
Actions required:
- Clear selection if required
- Render notes in correct colour
- Render current, next and unplayable tracks in correct colour
- Set start and end times
- Show unplayed tracks in bold
"""
# Clear selection if required
if clear_selection:
self.clear_selection()
current_row: Optional[int] = self._get_current_track_row()
next_row: Optional[int] = self._get_next_track_row()
played = [
p.row_number for p in PlaylistRows.get_played_rows(
session, self.playlist_id)
]
unreadable: List[int] = self._get_unreadable_track_rows()
next_start_time = None
section_start_plr = None
section_time = 0
# Start time calculations
# Don't change start times for tracks that have been played.
# For unplayed tracks, if there's a 'current' or 'next'
# track marked, populate start times from then onwards. A note
# with a start time will reset the next track start time.
# Cycle through all rows
for row in range(self.rowCount()):
# Extract note text from database to ignore section timings
playlist_row = session.get(PlaylistRows,
self._get_playlistrow_id(row))
note_text = playlist_row.note
# Get note colour
note_colour = NoteColours.get_colour(session, note_text)
# Set row height
self.resizeRowToContents(row)
# Get track if there is one
track_id = self._get_row_track_id(row)
track = None
if track_id:
track = session.get(Tracks, track_id)
if track:
# Reset colour in case it was current/next/unplayable
self._set_row_colour(row, None)
# Render unplayable tracks in correct colour
if not file_is_readable(track.path):
self._set_row_colour(row, QColor(Config.COLOUR_UNREADABLE))
self._set_row_bold(row)
continue
# Add track time to section time if in timed section
if section_start_plr is not None:
section_time += track.duration
# Colour any note
if note_colour:
(self.item(row, columns['row_notes'].idx)
.setBackground(QColor(note_colour)))
# Highlight low bitrates
if track.bitrate:
if track.bitrate < Config.BITRATE_LOW_THRESHOLD:
cell_colour = Config.COLOUR_BITRATE_LOW
elif track.bitrate < Config.BITRATE_OK_THRESHOLD:
cell_colour = Config.COLOUR_BITRATE_MEDIUM
else:
cell_colour = Config.COLOUR_BITRATE_OK
brush = QBrush(QColor(cell_colour))
self.item(row, columns['bitrate'].idx).setBackground(brush)
# Render playing track
if row == current_row:
# Set start time
self._set_row_start_time(
row, self.current_track_start_time)
# Set last played time to "Today"
self.item(row, columns['lastplayed'].idx).setText("Today")
# Calculate next_start_time
next_start_time = self._calculate_end_time(
self.current_track_start_time, track.duration)
# Set end time
self._set_row_end_time(row, next_start_time)
# Set colour
self._set_row_colour(row, QColor(
Config.COLOUR_CURRENT_PLAYLIST))
# Make bold
self._set_row_bold(row)
continue
# Render next track
if row == next_row:
# Set start time
# if there's a track playing, set start time from that
if current_row is not None:
start_time = self._calculate_end_time(
self.current_track_start_time, track.duration)
else:
# No current track to base from, but don't change
# time if it's already set
start_time = self._get_row_start_time(row)
if not start_time:
start_time = next_start_time
self._set_row_start_time(row, start_time)
# Calculate next_start_time
next_start_time = self._calculate_end_time(start_time,
track.duration)
# Set end time
self._set_row_end_time(row, next_start_time)
# Set colour
self._set_row_colour(
row, QColor(Config.COLOUR_NEXT_PLAYLIST))
# Make bold
self._set_row_bold(row)
continue
if row in played:
# Played today, so update last played column
self.item(row, columns['lastplayed'].idx).setText(
Config.LAST_PLAYED_TODAY_STRING)
if self.musicmuster.hide_played_tracks:
self.hideRow(row)
else:
self.showRow(row)
self._set_row_not_bold(row)
else:
# Set start/end times as we haven't played it yet
if next_start_time:
self._set_row_start_time(row, next_start_time)
next_start_time = self._calculate_end_time(
next_start_time, track.duration)
# Set end time
self._set_row_end_time(row, next_start_time)
else:
# Clear start and end time
self._set_row_start_time(row, None)
self._set_row_end_time(row, None)
# Don't dim unplayed tracks
self._set_row_bold(row)
continue
# No track associated, so this row is a section header
# Does the note have a start time?
row_time = self._get_note_text_time(note_text)
if row_time:
next_start_time = row_time
# Does it delimit a section?
if section_start_plr is not None:
if note_text.endswith("-"):
self._update_note_text(
section_start_plr,
self._get_section_timing_string(section_time)
)
section_start_plr = None
section_time = 0
elif note_text.endswith("+"):
section_start_plr = playlist_row
section_time = 0
if not note_colour:
note_colour = Config.COLOUR_NOTES_PLAYLIST
self._set_row_colour(row, QColor(note_colour))
# Section headers are always bold
self._set_row_bold(row)
continue
# Have we had a section start but not end?
if section_start_plr is not None:
self._update_note_text(
section_start_plr,
self._get_section_timing_string(section_time, no_end=True)
)
#
# # ########## Internally called functions ##########
def _add_track(self, row: int) -> None:
"""Add a track to a section header making it a normal track row"""
with Session() as session:
track = self.musicmuster.get_one_track(session)
if not track:
return
# Add track to playlist row
plr = session.get(PlaylistRows, self._get_playlistrow_id(row))
plr.track_id = track.id
session.commit()
# Update attributes of row
self.item(row, columns["userdata"].idx).setData(
self.ROW_TRACK_ID, track.id)
self.item(row, columns["start_gap"].idx).setText(
str(track.start_gap))
self.item(row, columns["title"].idx).setText(str(track.title))
self.item(row, columns["artist"].idx).setText(str(track.artist))
self.item(row, columns["duration"].idx).setText(
ms_to_mmss(track.duration))
last_playtime = Playdates.last_played(session, track.id)
last_played_str = get_relative_date(last_playtime)
self.item(row, columns['lastplayed'].idx).setText(last_played_str)
# Reset row span
self.setSpan(row, 1, 1, 1)
self.update_display(session)
def _calculate_end_time(self, start: Optional[datetime],
duration: int) -> Optional[datetime]:
"""Return datetime 'duration' ms after 'start'"""
if start is None:
return None
return start + timedelta(milliseconds=duration)
def _clear_current_track_row(self) -> None:
"""
Clear current row if there is one.
"""
current_row = self._get_current_track_row()
if current_row is None:
return
self._meta_clear_attribute(current_row, RowMeta.CURRENT)
# Reset colour
self._set_row_colour(current_row, None)
def _column_resize(self, idx: int, old: int, new: int) -> None:
"""
Called when column widths are changed.
Save column sizes to database
"""
with Session() as session:
for column_name, data in columns.items():
idx = data.idx
width = self.columnWidth(idx)
attribute_name = f"playlist_{column_name}_col_width"
record = Settings.get_int_settings(session, attribute_name)
if record.f_int != self.columnWidth(idx):
record.update(session, {'f_int': width})
def _context_menu(self, pos):
"""Display right-click menu"""
assert self.menu
self.menu.exec_(self.mapToGlobal(pos))
def _copy_path(self, row: int) -> None:
"""
If passed row has a track, copy the track path, single-quoted,
to the clipboard. Otherwise, return None.
"""
track_id = self._get_row_track_id(row)
if track_id is None:
return
with Session() as session:
track = session.get(Tracks, track_id)
if track:
# Escape single quotes and spaces in name
path = track.path
pathq = path.replace("'", "\\'")
pathqs = pathq.replace(" ", "\\ ")
cb = QApplication.clipboard()
cb.clear(mode=cb.Clipboard)
cb.setText(pathqs, mode=cb.Clipboard)
def _delete_rows(self) -> None:
"""
Delete mutliple rows
Actions required:
- Delete the rows from the PlaylistRows table
- Correct the row numbers in the PlaylistRows table
- Remove the rows from the display
"""
# Delete rows from database
plr_ids = self.get_selected_playlistrow_ids()
# Get confirmation
row_count = len(plr_ids)
plural = 's' if row_count > 1 else ''
if not ask_yes_no("Delete rows",
f"Really delete {row_count} row{plural}?"):
return
with Session() as session:
PlaylistRows.delete_rows(session, plr_ids)
# Fix up row numbers left in this playlist
PlaylistRows.fixup_rownumbers(session, self.playlist_id)
# Remove selected rows from display
self.remove_selected_rows()
def _drop_on(self, event):
"""
https://stackoverflow.com/questions/26227885/drag-and-drop-rows-within-qtablewidget
"""
index = self.indexAt(event.pos())
if not index.isValid():
return self.rowCount()
return (index.row() + 1 if self._is_below(event.pos(), index)
else index.row())
def _find_next_match(self) -> None:
"""
Find next match of search_text. Start at first highlighted row
if there is one, else from top of playlist.
"""
start_row = self._get_selected_row()
if start_row is None:
start_row = 0
def _find_next_track_row(self, session: Session,
starting_row: int = None) -> Optional[int]:
"""
Find next track to play. If a starting row is given, start there;
otherwise, start from top. Skip rows already played.
If not found, return None.
If found, return row number.
"""
if starting_row is None:
starting_row = 0
track_rows = [
p.row_number for p in PlaylistRows.get_rows_with_tracks(
session, self.playlist_id)
]
played_rows = [
p.row_number for p in PlaylistRows.get_played_rows(
session, self.playlist_id)
]
for row in range(starting_row, self.rowCount()):
if row not in track_rows or row in played_rows:
continue
else:
return row
return None
def _get_current_track_row(self) -> Optional[int]:
"""Return row marked as current, or None"""
row = self._meta_search(RowMeta.CURRENT)
if len(row) > 0:
return row[0]
else:
return None
def _get_next_track_row(self) -> Optional[int]:
"""Return row marked as next, or None"""
row = self._meta_search(RowMeta.NEXT)
if len(row) > 0:
return row[0]
else:
return None
@staticmethod
def _get_note_text_time(text: str) -> Optional[datetime]:
"""Return time specified as @hh:mm:ss in text"""
match = start_time_re.search(text)
if not match:
return None
try:
return datetime.strptime(match.group(0)[1:],
Config.NOTE_TIME_FORMAT)
except ValueError:
return None
def _get_playlistrow_id(self, row: int) -> int:
"""Return the playlistrow_id associated with this row"""
playlistrow_id = (self.item(row, columns['userdata'].idx)
.data(self.PLAYLISTROW_ID))
return playlistrow_id
def _get_row_artist(self, row: int) -> Optional[str]:
"""Return artist on this row or None if none"""
track_id = self._get_row_track_id(row)
if not track_id:
return None
item_artist = self.item(row, columns['artist'].idx)
return item_artist.text()
def _get_row_duration(self, row: int) -> int:
"""Return duration associated with this row"""
duration = (self.item(row, columns['userdata'].idx)
.data(self.ROW_DURATION))
if duration:
return duration
else:
return 0
def _get_row_note(self, row: int) -> Optional[str]:
"""Return note on this row or None if none"""
track_id = self._get_row_track_id(row)
if track_id:
item_note = self.item(row, columns['row_notes'].idx)
else:
item_note = self.item(row, HEADER_NOTES_COLUMN)
return item_note.text()
def _get_row_start_time(self, row: int) -> Optional[datetime]:
try:
if self.item(row, columns['start_time'].idx):
return datetime.strptime(self.item(
row, columns['start_time'].idx).text(),
Config.NOTE_TIME_FORMAT
)
else:
return None
except ValueError:
return None
def _get_row_title(self, row: int) -> Optional[str]:
"""Return title on this row or None if none"""
track_id = self._get_row_track_id(row)
if not track_id:
return None
item_title = self.item(row, columns['title'].idx)
return item_title.text()
def _get_row_track_id(self, row: int) -> int:
"""Return the track_id associated with this row or None"""
try:
track_id = (self.item(row, columns['userdata'].idx)
.data(self.ROW_TRACK_ID))
except AttributeError:
return None
return track_id
def _get_selected_row(self) -> Optional[int]:
"""Return row number of first selected row, or None if none selected"""
if not self.selectionModel().hasSelection():
return None
else:
return self.selectionModel().selectedRows()[0].row()
def _get_selected_rows(self) -> List[int]:
"""Return a list of selected row numbers"""
# Use a set to deduplicate result (a selected row will have all
# items in that row selected)
return [row for row in set([a.row() for a in self.selectedItems()])]
def _get_unreadable_track_rows(self) -> List[int]:
"""Return rows marked as unreadable, or None"""
return self._meta_search(RowMeta.UNREADABLE, one=False)
# def _header_click(self, index: int) -> None:
# """Handle playlist header click"""
# print(f"_header_click({index=})")
def _info_row(self, track_id: int) -> None:
"""Display popup with info re row"""
with Session() as session:
track = session.get(Tracks, track_id)
if track:
txt = (
f"Title: {track.title}\n"
f"Artist: {track.artist}\n"
f"Track ID: {track.id}\n"
f"Track duration: {ms_to_mmss(track.duration)}\n"
f"Track bitrate: {track.bitrate}\n"
f"Track fade at: {ms_to_mmss(track.fade_at)}\n"
f"Track silence at: {ms_to_mmss(track.silence_at)}"
"\n\n"
f"Path: {track.path}\n"
)
else:
txt = f"Can't find {track_id=}"
info: QMessageBox = QMessageBox(self)
info.setIcon(QMessageBox.Information)
info.setText(txt)
info.setStandardButtons(QMessageBox.Ok)
info.setDefaultButton(QMessageBox.Cancel)
info.exec()
def _is_below(self, pos, index): # review
"""
https://stackoverflow.com/questions/26227885/drag-and-drop-rows-within-qtablewidget
"""
rect = self.visualRect(index)
margin = 2
if pos.y() - rect.top() < margin:
return False
elif rect.bottom() - pos.y() < margin:
return True
return (
rect.contains(pos, True) and not
(int(self.model().flags(index)) & Qt.ItemIsDropEnabled)
and pos.y() >= rect.center().y() # noqa W503
)
def _meta_clear_attribute(self, row: int, attribute: int) -> None:
"""Clear given metadata for row"""
if row is None:
raise ValueError(f"_meta_clear_attribute({row=}, {attribute=})")
new_metadata: int = self._meta_get(row) & ~(1 << attribute)
self.item(row, columns['userdata'].idx).setData(
self.ROW_FLAGS, new_metadata)
def _meta_clear_next(self) -> None:
"""
Clear next row if there is one.
"""
next_row: Optional[int] = self._get_next_track_row()
if next_row is not None:
self._meta_clear_attribute(next_row, RowMeta.NEXT)
def _meta_get(self, row: int) -> int:
"""Return row metadata"""
return (self.item(row, columns['userdata'].idx)
.data(self.ROW_FLAGS))
def _meta_search(self, metadata: int, one: bool = True) -> List[int]:
"""
Search rows for metadata.
If one is True, check that only one row matches and return
the row number.
If one is False, return a list of matching row numbers.
"""
matches = []
for row in range(self.rowCount()):
if self._meta_get(row):
if self._meta_get(row) & (1 << metadata):
matches.append(row)
if not one:
return matches
if len(matches) <= 1:
return matches
else:
log.error(
f"Multiple matches for metadata '{metadata}' found "
f"in rows: {', '.join([str(x) for x in matches])}"
)
raise AttributeError(f"Multiple '{metadata}' metadata {matches}")
def _meta_set_attribute(self, row: int, attribute: int) -> None:
"""Set row metadata"""
if row is None:
raise ValueError(f"_meta_set_attribute({row=}, {attribute=})")
current_metadata: int = self._meta_get(row)
if not current_metadata:
new_metadata: int = (1 << attribute)
else:
new_metadata = self._meta_get(row) | (1 << attribute)
self.item(row, columns['userdata'].idx).setData(
self.ROW_FLAGS, new_metadata)
def _mplayer_play(self, track_id: int) -> None:
"""Play track with mplayer"""
with Session() as session:
track = session.get(Tracks, track_id)
if not track:
log.error(
f"playlists._mplayer_play({track_id=}): "
"Track not found"
)
return
cmd_list = ['gmplayer', '-vc', 'null', '-vo', 'null', track.path]
thread = threading.Thread(
target=self._run_subprocess, args=(cmd_list,))
thread.start()
def _open_in_audacity(self, track_id: int) -> None:
"""Open track in Audacity. Audacity must be already running"""
with Session() as session:
track = session.get(Tracks, track_id)
if not track:
log.error(
f"playlists._open_in_audacity({track_id=}): "
"Track not found"
)
return
open_in_audacity(track.path)
def _remove_track(self, row: int) -> None:
"""Remove track from row, making it a section header"""
# Get confirmation
if not ask_yes_no("Remove music",
"Really remove the music track from this row?"):
return
# Update playlist_rows record
with Session() as session:
plr = session.get(PlaylistRows, self._get_playlistrow_id(row))
plr.track_id = None
# We can't have null text
if not plr.note:
plr.note = Config.TEXT_NO_TRACK_NO_NOTE
session.commit()
# Clear track text items
for i in range(2, len(columns)):
self.item(row, i).setText("")
# Set note text in correct column for section head
self.item(row, HEADER_NOTES_COLUMN).setText(plr.note)
# Remove row duration
self._set_row_duration(row, 0)
# Remote track_id from row
self.item(row, columns['userdata'].idx).setData(
self.ROW_TRACK_ID, 0)
# Span the rows
self.setSpan(row, 1, 1, len(columns))
# And refresh display
self.update_display(session)
def _rescan(self, row: int, track_id: int) -> None:
"""Rescan track"""
with Session() as session:
track = session.get(Tracks, track_id)
if not track:
log.error(
f"playlists._rescan({track_id=}): "
"Track not found"
)
return
track.rescan(session)
self._update_row(session, row, track)
def _run_subprocess(self, args):
"""Run args in subprocess"""
subprocess.call(args)
def _scroll_to_top(self, row: int) -> None:
"""
Scroll to put passed row Config.SCROLL_TOP_MARGIN from the
top.
"""
if row is not None:
top_row = max(0, row - Config.SCROLL_TOP_MARGIN + 1)
scroll_item = self.item(top_row, 0)
self.scrollToItem(scroll_item, QAbstractItemView.PositionAtTop)
def _select_event(self) -> None:
"""
Called when item selection changes.
If multiple rows are selected, display sum of durations in status bar.
"""
# If we are in the process of selecting multiple tracks, no-op here
if self.selecting_in_progress:
return
selected_rows = self._get_selected_rows()
# If no rows are selected, we have nothing to do
if len(selected_rows) == 0:
self.musicmuster.lblSumPlaytime.setText("")
return
ms = 0
for row in selected_rows:
ms += self._get_row_duration(row)
# Only paint message if there are selected track rows
if ms > 0:
self.musicmuster.lblSumPlaytime.setText(
f"Selected duration: {ms_to_mmss(ms)}")
else:
self.musicmuster.lblSumPlaytime.setText("")
def _set_column_widths(self, session: Session) -> None:
"""Column widths from settings"""
for column_name, data in columns.items():
idx = data.idx
attr_name = f"playlist_{column_name}_col_width"
record: Settings = Settings.get_int_settings(session, attr_name)
if record and record.f_int is not None:
self.setColumnWidth(idx, record.f_int)
else:
self.setColumnWidth(idx, Config.DEFAULT_COLUMN_WIDTH)
def _set_current_track_row(self, row: int) -> None:
"""Mark this row as current track"""
self._clear_current_track_row()
self._meta_set_attribute(row, RowMeta.CURRENT)
def _set_next(self, session: Session, row_number: int) -> None:
"""
Set passed row as next track to play.
Actions required:
- Check row has a track
- Check track is readable
- Mark as next track
- Update display
- Notify musicmuster
"""
track_id = self._get_row_track_id(row_number)
if not track_id:
log.error(
f"playlists._set_next({row_number=}) has no track associated"
)
return
track = session.get(Tracks, track_id)
if not track:
log.error(f"playlists._set_next({row_number=}): Track not found")
return
# Check track is readable
if not file_is_readable(track.path):
self._set_unreadable_row(row_number)
return None
# Mark as next track
self._set_next_track_row(row_number)
# Update display
self.update_display(session)
# Notify musicmuster
self.musicmuster.this_is_the_next_track(session, self, track)
def _set_next_track_row(self, row: int) -> None:
"""Mark this row as next track"""
self._meta_clear_next()
self._meta_set_attribute(row, RowMeta.NEXT)
def _set_played_row(self, session: Session, row: int) -> None:
"""Mark this row as played"""
plr = session.get(PlaylistRows, self._get_playlistrow_id(row))
plr.played = True
session.commit()
def _set_row_bold(self, row: int, bold: bool = True) -> None:
"""
Make row bold (bold=True) or not bold.
Don't make notes column bold.
"""
boldfont = QFont()
boldfont.setBold(bold)
for column in range(self.columnCount()):
if column == columns['row_notes'].idx:
continue
if self.item(row, column):
self.item(row, column).setFont(boldfont)
def _set_row_colour(self, row: int,
colour: Optional[QColor] = None) -> None:
"""
Set or reset row background colour
"""
column: int
if colour:
brush = QBrush(colour)
else:
brush = QBrush()
for column in range(1, self.columnCount()):
# Don't change colour on start gap columns
if column == columns['start_gap'].idx:
continue
if self.item(row, column):
self.item(row, column).setBackground(brush)
def _set_row_duration(self, row: int, ms: int) -> None:
"""Set duration of this row in row metadata"""
self.item(row, columns['userdata'].idx).setData(self.ROW_DURATION, ms)
def _set_row_end_time(self, row: int, time: Optional[datetime]) -> None:
"""Set passed row end time to passed time"""
try:
time_str = time.strftime(Config.TRACK_TIME_FORMAT)
except AttributeError:
time_str = ""
item = QTableWidgetItem(time_str)
self.setItem(row, columns['end_time'].idx, item)
def _set_row_not_bold(self, row: int) -> None:
"""Set row to not be bold"""
self._set_row_bold(row, False)
def _set_row_start_time(self, row: int, time: Optional[datetime]) -> None:
"""Set passed row start time to passed time"""
try:
time_str = time.strftime(Config.TRACK_TIME_FORMAT)
except AttributeError:
time_str = ""
item = QTableWidgetItem(time_str)
self.setItem(row, columns['start_time'].idx, item)
def _set_unreadable_row(self, row: int) -> None:
"""Mark this row as unreadable"""
self._meta_set_attribute(row, RowMeta.UNREADABLE)
def _get_section_timing_string(self, ms: int,
no_end: bool = False) -> None:
"""Return string describing section duration"""
duration = ms_to_mmss(ms)
caveat = ""
if no_end:
caveat = " (to end of playlist)"
return ' [' + duration + caveat + ']'
def _songfacts(self, row_number: int) -> None:
"""Look up passed row title in songfacts and display info tab"""
title = self._get_row_title(row_number)
self.musicmuster.tabInfolist.open_in_songfacts(title)
def _update_note_text(self, playlist_row: PlaylistRows,
additional_text: str) -> None:
"""Append additional_text to row display"""
# Column to update is either HEADER_NOTES_COLUMN for a section
# header or the appropriate row_notes column for a track row
if playlist_row.track_id:
column = columns['row_notes'].idx
else:
column = HEADER_NOTES_COLUMN
# Update text
new_text = playlist_row.note + additional_text
self.item(playlist_row.row_number, column).setText(new_text)
def _update_row(self, session, row: int, track: Tracks) -> None:
"""
Update the passed row with info from the passed track.
"""
columns['start_time'].idx
item_startgap = self.item(row, columns['start_gap'].idx)
item_startgap.setText(str(track.start_gap))
if track.start_gap >= 500:
item_startgap.setBackground(QColor(Config.COLOUR_LONG_START))
else:
item_startgap.setBackground(QColor("white"))
item_title = self.item(row, columns['title'].idx)
item_title.setText(track.title)
item_artist = self.item(row, columns['artist'].idx)
item_artist.setText(track.artist)
item_duration = self.item(row, columns['duration'].idx)
item_duration.setText(ms_to_mmss(track.duration))
self.update_display(session)
def _wikipedia(self, row_number: int) -> None:
"""Look up passed row title in Wikipedia and display info tab"""
title = self._get_row_title(row_number)
self.musicmuster.tabInfolist.open_in_wikipedia(title)
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