winSettings.py

   1 from PyQt4 import QtGui, QtCore
   2 from PyQt4.QtCore import QVariant
   3 import os
   4
   5 from misc import ORGNAME, APPNAME, Button, appIcon, doEvents
   6 import plugins
   7
   8
   9 class winSettings(QtGui.QWidget):
  10     btnSave=None
  11     btnClose=None
  12     lstPlugins=None
  13
  14     winMain=None
  15     settings = None
  16     settings_wg = []
  17
  18     class SettingsWidgetMPD(QtGui.QWidget):
  19         monty    = None
  20         settings = None
  21         host_txt = None
  22         port_txt = None
  23         lib_txt  = None
  24         update   = None
  25
  26         def __init__(self, monty):
  27             QtGui.QWidget.__init__(self)
  28             self.settings = QtCore.QSettings(ORGNAME, APPNAME)
  29             self.monty = monty
  30
  31             self.settings.beginGroup('MPD')
  32             self.host_txt = QtGui.QLineEdit(self.settings.value('host', QVariant('localhost')).toString())
  33             self.port_txt = QtGui.QLineEdit(self.settings.value('port', QVariant('6600')).toString())
  34             self.lib_txt  = QtGui.QLineEdit(self.settings.value('music_dir', QVariant(os.path.expanduser('~/music/'))).toString())
  35             self.settings.endGroup()
  36
  37             self.update = QtGui.QPushButton('Update MPD database')
  38             self.connect(self.update, QtCore.SIGNAL('clicked()'), self.update_db)
  39
  40             self.setLayout(QtGui.QVBoxLayout())
  41             self.layout().addWidget(self.host_txt)
  42             self.layout().addWidget(self.port_txt)
  43             self.layout().addWidget(self.lib_txt)
  44             self.layout().addWidget(self.update)
  45
  46         def save_settings(self):
  47             self.settings.beginGroup('MPD')
  48             self.settings.setValue('host', QVariant(self.host_txt.text()))
  49             self.settings.setValue('port', QVariant(self.port_txt.text()))
  50             self.settings.setValue('music_dir', QVariant(self.lib_txt.text()))
  51             self.settings.endGroup()
  52
  53         def update_db(self):
  54             self.monty.updateDB()
  55
  56     def __init__(self, winMain, parent=None):
  57         QtGui.QWidget.__init__(self, parent)
  58         self.settings = QtCore.QSettings(ORGNAME, APPNAME)
  59         self.winMain  = winMain
  60
  61         self.btnSave  = Button('save all', self.onBtnSaveClick)
  62         self.btnClose = Button('close', self.onBtnCloseClick)
  63
  64         tabWidget = QtGui.QTabWidget(parent)
  65         self.settings_wg.append(self.SettingsWidgetMPD(self.winMain.monty))
  66         tabWidget.addTab(self.settings_wg[-1], 'MPD settings')
  67
  68         self.lstPlugins = QtGui.QListWidget(self)
  69         tabWidget.addTab(self.lstPlugins, 'plugins')
  70         for k,entry in plugins.listPlugins().iteritems():
  71             plugin=entry[plugins.PLUGIN_INSTANCE]
  72             if plugin:
  73                 wg = plugin.get_settings_widget()
  74                 if wg:
  75                     self.settings_wg.append(wg)
  76                     tabWidget.addTab(self.settings_wg[-1], plugin.getName())
  77         self.fillList()
  78
  79         self.setLayout(QtGui.QVBoxLayout())
  80         self.layout().addWidget(tabWidget)
  81
  82         layoutButtons = QtGui.QHBoxLayout()
  83         layoutButtons.addStretch()
  84         layoutButtons.addWidget(self.btnSave)
  85         layoutButtons.addWidget(self.btnClose)
  86         self.layout().addLayout(layoutButtons)
  87
  88         self.connect(self.lstPlugins, QtCore.SIGNAL('itemChanged (QListWidgetItem*)'), self.onlstPluginItemChanged)
  89
  90         self.setWindowIcon(QtGui.QIcon(appIcon))
  91         self.setWindowTitle('Settings')
  92         self.setAttribute(QtCore.Qt.WA_DeleteOnClose)
  93         self.center()
  94         self.resize(800,400)
  95         doEvents()
  96
  97     def fillList(self):
  98         self.lstPlugins.clear()
  99         for k,entry in plugins.listPlugins().iteritems():
 100             plugin=entry[plugins.PLUGIN_INSTANCE]
 101             if plugin:
 102                 if entry[plugins.PLUGIN_MSG]:
 103                     item=QtGui.QListWidgetItem("%s\t%s"%(entry[plugins.PLUGIN_CLASS], entry[plugins.PLUGIN_MSG]))
 104                     item.setCheckState(QtCore.Qt.Unchecked)
 105                     item.setTextColor(QtCore.Qt.red)
 106                 else:
 107                     item=QtGui.QListWidgetItem("%s\t%s"%(entry[plugins.PLUGIN_CLASS], plugin.getInfo()))
 108                     if plugin.isLoaded():
 109                         item.setCheckState(QtCore.Qt.Checked)
 110                     else:
 111                         item.setCheckState(QtCore.Qt.Unchecked)
 112
 113                     if self.settings.value(plugin.getName() + '/load') == None:
 114                         # load new plugins by default
 115                         item.setTextColor(QtCore.Qt.blue)
 116                         self.settings.setValue(plugin.getName() + '/load', QtCore.QVariant(True))
 117
 118             else:
 119                 item=QtGui.QListWidgetItem("%s\t%s"%(entry[plugins.PLUGIN_CLASS], entry[plugins.PLUGIN_MSG]))
 120                 item.setCheckState(QtCore.Qt.Unchecked)
 121                 item.setTextColor(QtCore.Qt.red)
 122             self.lstPlugins.addItem(item)
 123
 124     def center(self):
 125         screen = QtGui.QDesktopWidget().screenGeometry()
 126         size = self.geometry()
 127         self.move((screen.width()-size.width())/2, (screen.height()-size.height())/2+100)
 128
 129     def onBtnSaveClick(self):
 130         for wg in self.settings_wg:
 131             wg.save_settings()
 132
 133     def onBtnCloseClick(self):
 134         self.close()
 135     def onlstPluginItemChanged(self, item):
 136         # check here if we have to load or unload the plugin!
 137         toload = (item.checkState() == QtCore.Qt.Checked)
 138         className=str(item.text()[0:str(item.text()).find('\t')])
 139         if toload:
 140             # refresh the plugin file
 141             plugin=plugins.loadPlugin(className, self.winMain)
 142             if plugin:
 143                 plugin.load()
 144             self.fillList()
 145             self.winMain.restoreLayout()
 146         else:
 147             plugin=plugins.getPlugin(className)
 148             if plugin:
 149                 plugin.unload()
 150         if plugin:
 151             self.settings.setValue(plugin.getName() + '/load', QtCore.QVariant(toload))
 152     def closeEvent(self, event):
 153         map(lambda entry: entry[plugins.PLUGIN_INSTANCE] and entry[plugins.PLUGIN_INSTANCE].resetSettingCache(), plugins.listPlugins().values())
 154         self.settings_wg = None
 155         self.winMain.wSettings=None