src/mainwindow.py

   1 #!/usr/bin/env python
   2
   3 from PyQt4.QtCore import SIGNAL,SLOT,Qt
   4 from PyQt4.QtCore import QPoint
   5 from PyQt4.QtCore import QSettings
   6 from PyQt4.QtCore import QDir
   7 from PyQt4.QtCore import QCoreApplication
   8
   9 from PyQt4.QtGui import QWidget
  10 from PyQt4.QtGui import QMainWindow
  11 from PyQt4.QtGui import QSlider
  12 from PyQt4.QtGui import QFileDialog
  13 from PyQt4.QtGui import QIcon
  14
  15 from mprocess      import MProcess
  16 from ui_mainwindow import Ui_MainWindow
  17
  18 class MainWindow(QMainWindow,Ui_MainWindow):
  19     def __init__(self, parent = None):
  20         super(MainWindow, self).__init__(parent)
  21         self.setupUi(self)
  22
  23         ##Quit if close this window
  24         self.setAttribute(Qt.WA_QuitOnClose)
  25         self.settings = QSettings(".KRepeater",QSettings.NativeFormat,self)
  26         self.currDir = QDir(self.settings.value("LastPath").toString())
  27
  28         ##Set up the volume slide widget for setting volume
  29         self.volumeSlide = QSlider(self)
  30         self.volumeSlide.hide()
  31         self.volumeSlide.setFocusPolicy(Qt.NoFocus)
  32         self.volumeSlide.resize(15,110)
  33         self.volumeSlide.setRange(0,100)
  34         self.volumeSlide.setValue(60)   # Write to config later
  35
  36         #Create a mprocess object to control mplayer process
  37         self.mprocess = MProcess(self.videoWidget.winId(),self)
  38
  39         self.mprocess.setSlider(self.slider)
  40
  41         self.connect(self.pauseBtn, SIGNAL("clicked()"),
  42                      self.pause)
  43
  44         self.connect(self.stopBtn, SIGNAL("clicked()"),
  45                      self.mprocess.stop)
  46
  47         self.connect(self.volumeBtn, SIGNAL("toggled(bool)"),
  48                      self.volumeBtnToggled)
  49
  50         self.connect(self.volumeSlide, SIGNAL("valueChanged(int)"),
  51                      self.mprocess.setVolume)
  52
  53         self.connect(self.openAction,SIGNAL("triggered()"),
  54                      self.openFile)
  55
  56         self.connect(self.openBtn,SIGNAL("clicked()"),
  57                      self.openFile)
  58
  59         self.connect(self.mprocess,SIGNAL("stopped()"),
  60                      self.stopped)
  61
  62         self.connect(self.aBtn, SIGNAL("toggled(bool)"),self.pointA)
  63         self.connect(self.bBtn, SIGNAL("toggled(bool)"),self.pointB)
  64
  65     #END def __init__(self, parent = None)
  66
  67     def showVolumeSlide(self):
  68         globalPoint = self.btnWidget.mapToGlobal(self.volumeBtn.pos())
  69         newPoint = self.mapFromGlobal(globalPoint) \
  70                 + QPoint(self.volumeBtn.width(),
  71                          self.volumeBtn.height() - self.volumeSlide.height())
  72         self.volumeSlide.move(newPoint)
  73         self.volumeSlide.show()
  74     #END def showVolumeSlide(self)
  75
  76     def volumeBtnToggled(self,checked):
  77         if(checked == True):
  78             self.volumeBtn.setChecked(True)
  79             self.showVolumeSlide()
  80         else:
  81             self.volumeBtn.setChecked(False)
  82             self.volumeSlide.hide()
  83         #END def volumeBtnToggled(self,checked):
  84
  85     def mouseReleaseEvent(self,event):
  86         self.volumeBtnToggled(False)
  87     #END  def mouseReleasedEvent(self,event)
  88
  89     def openFile(self):
  90         fileName = str(QFileDialog.getOpenFileName(self,
  91                                                    "Video File",
  92                                                    self.currDir.path()))
  93         if(len(fileName) == 0):
  94             return
  95
  96         n = fileName.rfind(str(QDir.separator().toAscii()))
  97         self.currDir.setPath(fileName[0:n])
  98         self.settings.setValue("LastPath",self.currDir.path())
  99
 100         self.mprocess.setFileName(fileName)
 101         self.play()
 102     #END def openFile(self)
 103
 104     def play(self):
 105         self.mprocess.play()
 106         self.pauseBtn.setEnabled(True)
 107         self.stopBtn.setEnabled(True)
 108         self.aBtn.setEnabled(True)
 109         self.pauseBtn.setIcon(QIcon(":/pause.png"))
 110     #END  def play(self)
 111
 112     def stopped(self):
 113         self.pauseBtn.setIcon(QIcon(":/play.png"))
 114         self.pauseBtn.setEnabled(False)
 115         self.stopBtn.setEnabled(False)
 116         self.slider.setValue(0)
 117         QCoreApplication.processEvents()
 118     #END def stopped(self):
 119
 120     def stop(self):
 121         self.stopped()
 122         self.mprocess.stop()
 123     #END def stop(self)
 124
 125     def pause(self):
 126         self.mprocess.pause()
 127         print "self.mprocess.playerState  ", self.mprocess.playerState
 128         if(self.mprocess.playerState == MProcess.PAUSED):
 129             self.pauseBtn.setIcon(QIcon(":/play.png"))
 130         else:
 131             self.pauseBtn.setIcon(QIcon(":/pause.png"))
 132     #END def pause(self):
 133
 134     def pointA(self):
 135         if(self.aBtn.isChecked()):
 136             self.mprocess.setA()
 137             self.bBtn.setEnabled(True)
 138         else:
 139             self.mprocess.cleanPoints()
 140             self.bBtn.setChecked(False)
 141             self.bBtn.setEnabled(False)
 142     #END def pointA(self):
 143
 144     def pointB(self):
 145         if(self.bBtn.isChecked()):
 146             self.mprocess.setB()
 147         else:
 148             self.mprocess.cleanPoints()
 149             self.aBtn.setChecked(False)
 150             self.bBtn.setChecked(False)
 151
 152             self.aBtn.setEnabled(True)
 153             self.bBtn.setEnabled(False)
 154     #END def pointB(self):
 155
 156 #END class MainWindow(QMainWindow,Ui_MainWindow)