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