# -*- coding:utf-8 -*-
# Author:
import sip
sip.setapi('QString', 2)
import sys
import os
from PyQt4 import QtCore, QtGui
try:
from PyQt4.phonon import Phonon
except ImportError:
app = QtGui.QApplication(sys.argv)
QtGui.QMessageBox.critical(None, "Music Player",
"Your Qt installation does not have Phonon support.",
QtGui.QMessageBox.Ok | QtGui.QMessageBox.Default,
QtGui.QMessageBox.NoButton)
sys.exit(1)
class MainWindow(QtGui.QMainWindow):
def __init__(self):
super(QtGui.QMainWindow, self).__init__()
self.audioOutput = Phonon.AudioOutput(Phonon.MusicCategory, self)
self.mediaObject = Phonon.MediaObject(self)
self.metaInformationResolver = Phonon.MediaObject(self)
self.mediaObject.setTickInterval(1000)
self.mediaObject.tick.connect(self.tick)
self.mediaObject.stateChanged.connect(self.stateChanged)
self.metaInformationResolver.stateChanged.connect(self.metaStateChanged)
self.mediaObject.currentSourceChanged.connect(self.sourceChanged)
self.mediaObject.aboutToFinish.connect(self.aboutToFinish)
Phonon.createPath(self.mediaObject, self.audioOutput)
self.setupActions() #格局设计
self.setupMenus()
self.setupUi()
self.timeLcd.display("00:00")
self.sources = []
# file_list = os.listdir("songs")
# for file_line in file_list:
# self.sources.append(file_list)
# self.metaInformationResolver.setCurrentSource(self.sources[ file_list])
def sizeHint(self):
return QtCore.QSize(500, 300)
def addFiles(self):# 文件夹添加
files = QtGui.QFileDialog.getOpenFileNames(self, "Select Music Files",
QtGui.QDesktopServices.storageLocation(QtGui.QDesktopServices.MusicLocation))
if not files:
return
index = len(self.sources)
for string in files:
self.sources.append(Phonon.MediaSource(string))
# self.sources.append("C:\Users\Administrator\Music")
if self.sources:
self.metaInformationResolver.setCurrentSource(self.sources[index])
def about(self): #按键help 的定义函数
QtGui.QMessageBox.information(self, "About Music Player",
"zi ji xiang ban fa ")
def found(self):#按键found 的定义
import url
def update(self):
# index = len(self.sources)
# file_list = os.listdir("C:/Users/Administrator/Music/songs")
# for file_line in file_list:
# self.sources.append(Phonon.MediaSource(file_line))
#
# if self.sources:
# self.metaInformationResolver.setCurrentSource(self.sources[index])
# files = QtGui.QFileDialog.getOpenFileNames(self, "Select Music Files",
# QtGui.QDesktopServices.storageLocation(
# QtGui.QDesktopServices.MusicLocation))
# files="C:\Users\Administrator\Music\songs\Last Order.mp3"
file_list = os.listdir("C:/Users/Administrator/Music/songs")
for files in file_list:
print files
if not files:
return
index = len(self.sources)
for string in files:
self.sources.append(Phonon.MediaSource(string))
if self.sources:
self.metaInformationResolver.setCurrentSource(self.sources[index])
def stateChanged(self, newState, oldState): # 播放定义
if newState == Phonon.ErrorState:
if self.mediaObject.errorType() == Phonon.FatalError:
QtGui.QMessageBox.warning(self, "Fatal Error",
self.mediaObject.errorString())
else:
QtGui.QMessageBox.warning(self, "Error",
self.mediaObject.errorString())
elif newState == Phonon.PlayingState:
self.playAction.setEnabled(False)
self.pauseAction.setEnabled(True)
self.stopAction.setEnabled(True)
elif newState == Phonon.StoppedState:
self.stopAction.setEnabled(False)
self.playAction.setEnabled(True)
self.pauseAction.setEnabled(False)
self.timeLcd.display("00:00")
elif newState == Phonon.PausedState:
self.pauseAction.setEnabled(False)
self.stopAction.setEnabled(True)
self.playAction.setEnabled(True)
def tick(self, time):
displayTime = QtCore.QTime(0, (time / 60000) % 60, (time / 1000) % 60)
self.timeLcd.display(displayTime.toString('mm:ss'))
def tableClicked(self, row, column):
wasPlaying = (self.mediaObject.state() == Phonon.PlayingState)
self.mediaObject.stop()
self.mediaObject.clearQueue()
self.mediaObject.setCurrentSource(self.sources[row])
if wasPlaying:
self.mediaObject.play()
else:
self.mediaObject.stop()
def sourceChanged(self, source):
self.musicTable.selectRow(self.sources.index(source))
self.timeLcd.display('00:00')
def metaStateChanged(self, newState, oldState):
if newState == Phonon.ErrorState:
QtGui.QMessageBox.warning(self, "Error opening files",
self.metaInformationResolver.errorString())
while self.sources and self.sources.pop() != self.metaInformationResolver.currentSource():
pass
return
if newState != Phonon.StoppedState and newState != Phonon.PausedState:
return
if self.metaInformationResolver.currentSource().type() == Phonon.MediaSource.Invalid:
return
metaData = self.metaInformationResolver.metaData()
title = metaData.get('TITLE', [''])[0]
if not title:
title = self.metaInformationResolver.currentSource().fileName()
titleItem = QtGui.QTableWidgetItem(title)
titleItem.setFlags(titleItem.flags() ^ QtCore.Qt.ItemIsEditable)
artist = metaData.get('ARTIST', [''])[0]
artistItem = QtGui.QTableWidgetItem(artist)
artistItem.setFlags(artistItem.flags() ^ QtCore.Qt.ItemIsEditable)
album = metaData.get('ALBUM', [''])[0]
albumItem = QtGui.QTableWidgetItem(album)
albumItem.setFlags(albumItem.flags() ^ QtCore.Qt.ItemIsEditable)
year = metaData.get('DATE', [''])[0]
yearItem = QtGui.QTableWidgetItem(year)
yearItem.setFlags(yearItem.flags() ^ QtCore.Qt.ItemIsEditable)
currentRow = self.musicTable.rowCount()
self.musicTable.insertRow(currentRow)
self.musicTable.setItem(currentRow, 0, titleItem)
self.musicTable.setItem(currentRow, 1, artistItem)
self.musicTable.setItem(currentRow, 2, albumItem)
self.musicTable.setItem(currentRow, 3, yearItem)
if not self.musicTable.selectedItems():
self.musicTable.selectRow(0)
self.mediaObject.setCurrentSource(self.metaInformationResolver.currentSource())
index = self.sources.index(self.metaInformationResolver.currentSource()) + 1
if len(self.sources) > index:
self.metaInformationResolver.setCurrentSource(self.sources[index])
else:
self.musicTable.resizeColumnsToContents()
if self.musicTable.columnWidth(0) > 300:
self.musicTable.setColumnWidth(0, 300)
def aboutToFinish(self):
index = self.sources.index(self.mediaObject.currentSource()) + 1
if len(self.sources) > index:
self.mediaObject.enqueue(self.sources[index])
def setupActions(self): # 按键功能链接
self.playAction = QtGui.QAction(
self.style().standardIcon(QtGui.QStyle.SP_MediaPlay), "Play",
self, shortcut="Ctrl+P", enabled=False,
triggered=self.mediaObject.play)
self.pauseAction = QtGui.QAction(
self.style().standardIcon(QtGui.QStyle.SP_MediaPause),
"Pause", self, shortcut="Ctrl+A", enabled=False,
triggered=self.mediaObject.pause)
self.stopAction = QtGui.QAction(
self.style().standardIcon(QtGui.QStyle.SP_MediaStop), "Stop",
self, shortcut="Ctrl+S", enabled=False,
triggered=self.mediaObject.stop)
self.nextAction = QtGui.QAction(
self.style().standardIcon(QtGui.QStyle.SP_MediaSkipForward),
"Next", self, shortcut="Ctrl+N")
self.previousAction = QtGui.QAction(
self.style().standardIcon(QtGui.QStyle.SP_MediaSkipBackward),
"Previous", self, shortcut="Ctrl+R")
self.addFilesAction = QtGui.QAction("Add &Files", self,
shortcut="Ctrl+D", triggered=self.addFiles)
self.exitAction = QtGui.QAction("E&xit", self, shortcut="Ctrl+X",
triggered=self.close)
self.aboutAction = QtGui.QAction("A&bout", self, shortcut="Ctrl+B",
triggered=self.about)
self.aboutQtAction = QtGui.QAction("About &Qt", self,
shortcut="Ctrl+Q", triggered=QtGui.qApp.aboutQt)
self.foundAction = QtGui.QAction("found &Qt", self,
shortcut="Ctrl+F", triggered=self.found)
self.updateAction = QtGui.QAction("updata &Qt", self,
shortcut="Ctrl+U", triggered=self.update)
def setupMenus(self): # 文件 帮助 查找 按键定义
fileMenu = self.menuBar().addMenu("&File")
fileMenu.addAction(self.addFilesAction)
fileMenu.addSeparator()
fileMenu.addAction(self.exitAction)
aboutMenu = self.menuBar().addMenu("&HELP")
aboutMenu.addAction(self.aboutAction)
# aboutMenu.addAction(self.aboutQtAction)
aboutMenu = self.menuBar().addMenu("&found")
aboutMenu.addAction(self.foundAction)
aboutMenu = self.menuBar().addMenu("&updata")
aboutMenu.addAction(self.updateAction)
def setupUi(self):# 开始 结束 暂停
bar = QtGui.QToolBar()
bar.addAction(self.playAction)
bar.addAction(self.pauseAction)
bar.addAction(self.stopAction)
self.seekSlider = Phonon.SeekSlider(self)
self.seekSlider.setMediaObject(self.mediaObject)
self.volumeSlider = Phonon.VolumeSlider(self)
self.volumeSlider.setAudioOutput(self.audioOutput)
self.volumeSlider.setSizePolicy(QtGui.QSizePolicy.Maximum,
QtGui.QSizePolicy.Maximum)
volumeLabel = QtGui.QLabel()
volumeLabel.setPixmap(QtGui.QPixmap('headset.png'))
palette = QtGui.QPalette()
palette.setBrush(QtGui.QPalette.Light, QtCore.Qt.darkGray)
self.timeLcd = QtGui.QLCDNumber()
self.timeLcd.setPalette(palette)
headers = ("Title", "Artist", "Album", "Year") #第二行按键定义
self.musicTable = QtGui.QTableWidget(0, 4)
self.musicTable.setHorizontalHeaderLabels(headers)
self.musicTable.setSelectionMode(QtGui.QAbstractItemView.SingleSelection)
self.musicTable.setSelectionBehavior(QtGui.QAbstractItemView.SelectRows)
self.musicTable.cellPressed.connect(self.tableClicked)
# musicTabel = QtGui.QLabel()
# musicTabel.setPixmap(QtGui.QPixmap('button.png'))
seekerLayout = QtGui.QHBoxLayout()
seekerLayout.addWidget(self.seekSlider)
seekerLayout.addWidget(self.timeLcd)
playbackLayout = QtGui.QHBoxLayout()
playbackLayout.addWidget(bar)
playbackLayout.addStretch()
playbackLayout.addWidget(volumeLabel)
playbackLayout.addWidget(self.volumeSlider)
mainLayout = QtGui.QVBoxLayout()
mainLayout.addWidget(self.musicTable)
mainLayout.addLayout(seekerLayout)
mainLayout.addLayout(playbackLayout)
widget = QtGui.QWidget()
widget.setLayout(mainLayout)
self.setCentralWidget(widget)
self.setWindowTitle("wangyi music")
if __name__ == '__main__': #启动函数
app = QtGui.QApplication(sys.argv)
app.setApplicationName("Music Player")
app.setQuitOnLastWindowClosed(True)
window = MainWindow()
window.show()
sys.exit(app.exec_())
