class Button_Pause_MM():
"""
Concrete class of the "Pause" button from the Main Menu Audio Widget.
"""
def __init__(self):
"""
Constructor of the Button_Pause_MM Class.
"""
self.audioController = AudioController()
self.audioObject = self.audioController.getAudioObject()
def onClick(self, isLongClick=False):
"""
OnClick method. Describes the behaviour of the button when is pressed.
In this case, it pauses the reproduction.
"""
if (self.audioObject.getStatus() != AudioStatus.NOFILE):
self.audioController.pause()
def createButton(self, sizeX, sizeY):
"""
This method is a factory of a PicButton object. Creates a button with the described size.
:param sizeX: X size of the button.
:param sizeY: Y size of the button.
:return: Created button object.
"""
button = PicButton(QPixmap("themes/default/img/pause_pam.png"),
QPixmap("themes/default/img/pause_pam_pressed.png"),
sizeX, sizeY, "", self.onClick)
return button
class Button_Previous_MM():
"""
Concrete class of the "Previous" button from the Main Menu Audio Widget.
"""
def __init__(self):
"""
Constructor of the Button_Previous_MM Class.
"""
self.audioController = AudioController()
self.audioObject = self.audioController.getAudioObject()
def onClick(self, isLongClick=False):
"""
OnClick method. Describes the behaviour of the button when is pressed.
In this case, it switch to the previous song of the list.
"""
if (self.audioObject.getStatus() != AudioStatus.NOFILE
and self.audioController.getPlayingRadio() == False):
self.audioController.previousTrack()
if (self.audioObject.getStatus() == AudioStatus.NOFILE
and self.audioController.getPlayingRadio() == True):
if (self.audioController.getGUICoolDown() == False):
self.audioController.startGUICoolDown(1.1)
self.audioController.seekDown()
def createButton(self, sizeX, sizeY):
"""
This method is a factory of a PicButton object. Creates a button with the described size.
:param sizeX: X size of the button.
:param sizeY: Y size of the button.
:return: Created button object.
"""
button = PicButton(
QPixmap("themes/default/img/previous_pam.png"),
QPixmap("themes/default/img/previous_pam_pressed.png"), sizeX,
sizeY, "", self.onClick)
return button
def __init__(self, controller, parent=None):
"""
Constructor of the PlayAudioMenu class.
:param controller: GUIController object.
"""
super(PlayAudioMenu, self).__init__(parent)
self.controller = controller
self.db = RAM_DB()
backButton = Button_Back_PAM(self.controller).createButton(269, 100)
self.playButton = Button_Play_PAM(self.controller).createButton(60, 60)
self.pauseButton = Button_Pause_PAM(self.controller).createButton(
60, 60)
nextButton = Button_Next_PAM(self.controller).createButton(60, 60)
previousButton = Button_Previous_PAM(self.controller).createButton(
60, 60)
(self.fileName, self.pathFiles,
self.metaDataList) = self.db.getAudioDB()
path = self.pathFiles[self.db.getSelection()]
audioController = AudioController()
self.audioObject = audioController.getAudioObject()
self.textLabel = CustomLabel().createLabel(path, Qt.AlignCenter)
self.actualTimeLabel = CustomLabel().createLabel(
"00:00", Qt.AlignCenter)
self.totalTimeLabel = CustomLabel().createLabel(
"00:00", Qt.AlignCenter)
self.timeSlider = TimeSlider(0, 100, 0, self.sliderValueChangedByUser)
verticalBoxLayout = QVBoxLayout()
hRepTimeBox = QHBoxLayout()
hRepButtonsBox = QHBoxLayout()
hImageBox = QHBoxLayout()
hButtonsMenuBox = QHBoxLayout()
verticalBoxLayout.setContentsMargins(0, 0, 0, 0)
verticalBoxLayout.addStretch()
verticalBoxLayout.addStretch()
verticalBoxLayout.addWidget(self.textLabel)
verticalBoxLayout.addStretch()
hImageBox.addStretch()
self.imgQLabel = QLabel()
self.imgQLabel.setMaximumHeight(150)
self.imgQLabel.setMaximumWidth(150)
self.pixmapCover = QPixmap()
loaded = self.pixmapCover.load(
getArtworkPath(self.metaDataList[self.db.getSelection()]))
if (loaded == False):
self.pixmapCover.load(self.db.getArtworkNotFoundPath())
self.imgQLabel.setPixmap(self.pixmapCover.scaled(150, 150))
hImageBox.addWidget(self.imgQLabel)
hImageBox.addStretch()
verticalBoxLayout.addLayout(hImageBox)
verticalBoxLayout.addStretch()
hRepTimeBox.addWidget(self.actualTimeLabel)
hRepTimeBox.addStretch()
hRepTimeBox.addWidget(self.totalTimeLabel)
verticalBoxLayout.addLayout(hRepTimeBox)
verticalBoxLayout.addWidget(self.timeSlider)
verticalBoxLayout.addStretch()
hRepButtonsBox.addStretch()
if (self.audioObject.getStatus() == AudioStatus.PAUSED):
self.pauseButton.hide()
else:
self.playButton.hide()
hRepButtonsBox.addWidget(previousButton)
hRepButtonsBox.addStretch()
hRepButtonsBox.addWidget(self.playButton)
hRepButtonsBox.addWidget(self.pauseButton)
hRepButtonsBox.addStretch()
hRepButtonsBox.addWidget(nextButton)
hRepButtonsBox.addStretch()
verticalBoxLayout.addLayout(hRepButtonsBox)
verticalBoxLayout.addStretch()
hButtonsMenuBox.addWidget(backButton)
hButtonsMenuBox.addStretch()
verticalBoxLayout.addLayout(hButtonsMenuBox)
self.setLayout(verticalBoxLayout)
class MainMenuAudioWidget (QWidget):
"""
This class provides a customized widget for control the music & the radio in the Main Menu.
"""
__metaclass__ = ABCMeta
def __init__ (self, parent = None):
"""
Constructor of the MainMenuAudioWidget class.
"""
super(MainMenuAudioWidget, self).__init__(parent)
self.playButton = Button_Play_MM().createButton(60, 60)
self.pauseButton = Button_Pause_MM().createButton(60, 60)
self.pauseButton.setOppacity(0.3)
self.nextButton = Button_Next_MM().createButton(60, 60)
self.nextButton.setOppacity(0.3)
self.previousButton = Button_Previous_MM().createButton(60, 60)
self.previousButton.setOppacity(0.3)
self.audioController = AudioController()
self.audioObject = self.audioController.getAudioObject()
verticalBoxLayout = QVBoxLayout()
hRepButtonsBox = QHBoxLayout()
verticalBoxLayout.addStretch()
self.textLabel = CustomLabel().createLabel("Sin medios de reproducción", Qt.AlignCenter, 13)
verticalBoxLayout.addWidget(self.textLabel)
verticalBoxLayout.addStretch()
hRepButtonsBox.addStretch()
if (self.audioObject.getStatus() == AudioStatus.PAUSED):
self.pauseButton.hide()
else:
self.playButton.hide()
hRepButtonsBox.addWidget(self.previousButton)
hRepButtonsBox.addStretch()
hRepButtonsBox.addWidget(self.playButton)
hRepButtonsBox.addWidget(self.pauseButton)
hRepButtonsBox.addStretch()
hRepButtonsBox.addWidget(self.nextButton)
hRepButtonsBox.addStretch()
verticalBoxLayout.addLayout(hRepButtonsBox)
self.setLayout(verticalBoxLayout)
@abstractmethod
def update(self, *args, **kwargs):
"""
Update method of the observer pattern.
:param args: args
:param kwargs: kwargs
"""
self.updateView(*args, **kwargs)
def updateView(self, *args, arg1, arg2):
"""
Update view method of the observer pattern.
:param args: Name of the notification.
:param arg1: Other data.
:param arg2: Other data.
"""
if (args[0] == "NewMetaData"):
if arg2[1] == None:
titleText = "Artista desconocido" + " - " + arg2[0]
else:
titleText = arg2[1] + " - " + arg2[0]
self.textLabel.setText(titleText)
self.playButton.hide()
self.pauseButton.show()
self.pauseButton.setOppacity(1)
self.nextButton.setOppacity(1)
self.previousButton.setOppacity(1)
elif (args[0] == "AudioPaused"):
self.playButton.show()
self.pauseButton.hide()
elif (args[0] == "AudioResumed"):
self.playButton.hide()
self.pauseButton.show()
elif (args[0] == "UpdateCurrentFMFrequency"):
self.playButton.hide()
self.pauseButton.show()
self.pauseButton.setOppacity(0.3)
self.textLabel.setText("Radio: " + str(arg1) + " FM")
elif (args[0] == "CoolDownStarted"):
self.nextButton.setOppacity(0.3)
self.previousButton.setOppacity(0.3)
elif (args[0] == "CoolDownEnded"):
self.nextButton.setOppacity(1)
self.previousButton.setOppacity(1)
