from PyQt4 import QtGui, QtCore

from misc import *
from clMonty import monty
from clSettings import settings


class winSettings(QtGui.QWidget):
	btnSave=None
	btnClose=None
	lstPlugins=None
	
	winMain=None
	
	def __init__(self, winMain, parent=None):
		QtGui.QWidget.__init__(self, parent)
		self.winMain=winMain
		
		self.btnSave=Button('save all', self.onBtnSaveClick)
		self.btnClose=Button('close', self.onBtnCloseClick)
		
		self.lstPlugins=QtGui.QListWidget(self)
		layoutWin=QtGui.QVBoxLayout()
		layoutButtons=QtGui.QHBoxLayout()
		
		tabWidget=QtGui.QTabWidget(parent)
		self.setLayout(layoutWin)
		
		tabWidget.addTab(self.lstPlugins, "plugins")
		for p in self.winMain.plugins:
			plugin=self.winMain.plugins[p]
			item=QtGui.QListWidgetItem("%s\t%s"%(plugin.getName(), plugin.getInfo()))
			if plugin.isLoaded():
				item.setCheckState(QtCore.Qt.Checked)
			else:
				item.setCheckState(QtCore.Qt.Unchecked)
			
			if settings.get('%s.load'%(plugin.getName(True)),None)==None:
				# load new plugins by default
				item.setTextColor(QtCore.Qt.blue)
				settings.set('%s.load'%(plugin.getName(True)), 1)
			self.lstPlugins.addItem(item)
			tabWidget.addTab(plugin.getSettingsWidget(), plugin.getName())
		
		layoutWin.addWidget(tabWidget)
		layoutWin.addLayout(layoutButtons)
		
		layoutButtons.addStretch()
		layoutButtons.addWidget(self.btnSave)
		layoutButtons.addWidget(self.btnClose)
		
		self.connect(self.lstPlugins, QtCore.SIGNAL('itemChanged (QListWidgetItem*)'), self.onlstPluginItemChanged)
		
		self.setWindowIcon(appIcon)
		self.setWindowTitle('Settings')
		self.setAttribute(QtCore.Qt.WA_DeleteOnClose)
		self.resize(600,200)
		self.center()
		doEvents()

	def center(self):
		screen = QtGui.QDesktopWidget().screenGeometry()
		size = self.geometry()
		self.move((screen.width()-size.width())/2, (screen.height()-size.height())/2+100)
	
	def onBtnSaveClick(self):
		for p in self.winMain.plugins:
			plugin=self.winMain.plugins[p]
			plugin.saveSettings()
	def onBtnCloseClick(self):
		 self.close()
	def onlstPluginItemChanged(self, item):
		# check here if we have to load or unload the plugin!
		pluginName=str(item.text()[0:str(item.text()).find('\t')])
		plugin=self.winMain.getPlugin(pluginName)
		loaded=int(item.checkState()==QtCore.Qt.Checked)
		settings.set('%s.load'%(plugin.getName(True)), loaded)
		if loaded:
			plugin.load()
		else:
			plugin.unload()
		return
	def closeEvent(self, event):
		for p in self.winMain.plugins:
			plugin=self.winMain.plugins[p]
			plugin.resetSettingCache()
		self.winMain.wSettings=None