src/CurlyTx.py

   1 from Screens.Screen import Screen
   2 from Screens.MessageBox import MessageBox
   3 from Components.Label import Label
   4 from Components.ScrollLabel import ScrollLabel
   5 from Components.ActionMap import NumberActionMap
   6 from Components.Sources.StaticText import StaticText
   7 from twisted.web import client
   8
   9 from . import config
  10 from Components.config import config
  11
  12 class CurlyTx(Screen):
  13     skin = """
  14         <screen name="CurlyTx" position="center,center" size="560,400" title="CurlyTx" >
  15           <ePixmap position="0,0" size="140,40" pixmap="skin_default/buttons/red.png" transparent="1" alphatest="on" />
  16           <ePixmap position="140,0" size="140,40" pixmap="skin_default/buttons/green.png" transparent="1" alphatest="on" />
  17           <ePixmap position="280,0" size="140,40" pixmap="skin_default/buttons/yellow.png" transparent="1" alphatest="on" />
  18           <ePixmap position="420,0" size="140,40" pixmap="skin_default/buttons/blue.png" transparent="1" alphatest="on" />
  19           <widget source="key_red" render="Label" position="0,0" zPosition="1" size="140,40" valign="center" halign="center" font="Regular;21" transparent="1" foregroundColor="white" shadowColor="black" shadowOffset="-1,-1" />
  20           <widget source="key_green" render="Label" position="140,0" zPosition="1" size="140,40" valign="center" halign="center" font="Regular;21" transparent="1" foregroundColor="white" shadowColor="black" shadowOffset="-1,-1" />
  21           <widget source="key_yellow" render="Label" position="280,0" zPosition="1" size="140,40" valign="center" halign="center" font="Regular;21" transparent="1" foregroundColor="white" shadowColor="black" shadowOffset="-1,-1" />
  22           <widget source="key_blue" render="Label" position="420,0" zPosition="1" size="140,40" valign="center" halign="center" font="Regular;21" transparent="1" foregroundColor="white" shadowColor="black" shadowOffset="-1,-1" />
  23           <widget name="text" position="5,45" size="550,350" font="Console;20" />
  24         </screen>"""
  25
  26     currentUrl = None
  27     currentPage = None
  28
  29     def __init__(self, session, args = None):
  30         #self.skin = CurlyTx.skin
  31         Screen.__init__(self, session)
  32         #self.skinName = [ "CurlyTx", "Setup" ]
  33
  34         self["text"] = ScrollLabel("foo")
  35
  36         self["key_red"]    = StaticText(_("Settings"))
  37         self["key_green"]  = StaticText(_("Reload"))
  38         self["key_yellow"] = StaticText(_("Prev"))
  39         self["key_blue"]   = StaticText(_("Next"))
  40
  41
  42         self["actions"] = NumberActionMap(["WizardActions", "ColorActions", "InputActions"], {
  43                 "ok":   self.close,
  44                 "back": self.close,
  45                 "up":   self.pageUp,
  46                 "down": self.pageDown,
  47
  48                 "red":    self.showSettings,
  49                 "green":  self.reload,
  50                 "yellow": self.prevPage,
  51                 "blue":   self.nextPage
  52             }, -1)
  53
  54         self.loadUrl(config.plugins.CurlyTx.defaultPage.value)
  55
  56     def pageUp(self):
  57         self["text"].pageUp()
  58
  59     def pageDown(self):
  60         self["text"].pageDown()
  61
  62     def prevPage(self):
  63         if self.currentPage == None:
  64             return
  65
  66         pageId = self.currentPage - 1
  67         if pageId < 0:
  68             pageId = len(config.plugins.CurlyTx.pages) - 1
  69         self.loadUrl(pageId)
  70
  71     def nextPage(self):
  72         if self.currentPage == None:
  73             return
  74
  75         pageId = self.currentPage + 1
  76         if pageId > len(config.plugins.CurlyTx.pages) - 1:
  77             pageId = 0
  78         self.loadUrl(pageId)
  79
  80     def reload(self):
  81         if self.currentPage == None:
  82             return
  83
  84         self.loadUrl(self.currentPage)
  85
  86     def loadUrl(self, pageId):
  87         if pageId == None:
  88             self.loadNoPage()
  89             return
  90
  91         pageId = int(pageId)
  92         if pageId > (len(config.plugins.CurlyTx.pages) - 1):
  93             if len(config.plugins.CurlyTx.pages) == 0:
  94                 self.loadNoPage()
  95             else:
  96                 self["text"].setText("Invalid page " + pageId);
  97             return
  98
  99         url   = config.plugins.CurlyTx.pages[pageId].uri.value
 100         title = config.plugins.CurlyTx.pages[pageId].title.value
 101         self.currentPage = pageId
 102         self.currentUrl = url
 103
 104         self.setTitle(title)
 105         self["text"].setText("Loading ...\n" + url);
 106
 107         client.getPage(url).addCallback(self.urlLoaded).addErrback(self.urlFailed, url)
 108
 109     def urlLoaded(self, html):
 110         self["text"].setText(html)
 111
 112     def urlFailed(self, error, url):
 113         self["text"].setText(
 114             "Error fetching URL:\n " + error.getErrorMessage()
 115             + "\n\nURL: " + url
 116             )
 117
 118     def loadNoPage(self):
 119         self["text"].setText("Go and add a page in the settings");
 120
 121     def showSettings(self):
 122         from CurlyTxSettings import CurlyTxSettings
 123         self.session.openWithCallback(self.onSettingsChanged, CurlyTxSettings)
 124
 125     def onSettingsChanged(self):
 126         if len(config.plugins.CurlyTx.pages) == 0:
 127             self.currentPage = None
 128             self.loadUrl(self.currentPage)
 129         elif self.currentPage == None:
 130             self.currentPage = 0
 131             self.loadUrl(self.currentPage)