make code more readable
[enigma2-curlytx.git] / src / CurlyTx.py
index d85143b..09d9ad1 100644 (file)
@@ -1,15 +1,19 @@
+from . import _
+
 from Screens.Screen import Screen
+from Screens.HelpMenu import HelpableScreen
 from Screens.MessageBox import MessageBox
 from Components.Label import Label
 from Components.ScrollLabel import ScrollLabel
-from Components.ActionMap import NumberActionMap
+from Components.ActionMap import ActionMap
 from Components.Sources.StaticText import StaticText
 from twisted.web import client
+from enigma import gFont
 
 from . import config
 from Components.config import config
 
-class CurlyTx(Screen):
+class CurlyTx(Screen,HelpableScreen):
     skin = """
         <screen name="CurlyTx" position="center,center" size="560,400" title="CurlyTx" >
          <ePixmap position="0,0" size="140,40" pixmap="skin_default/buttons/red.png" transparent="1" alphatest="on" />
@@ -24,10 +28,13 @@ class CurlyTx(Screen):
         </screen>"""
 
     currentUrl = None
+    currentPage = None
+    currentFontSize = 20
 
     def __init__(self, session, args = None):
         #self.skin = CurlyTx.skin
         Screen.__init__(self, session)
+        HelpableScreen.__init__(self)
         #self.skinName = [ "CurlyTx", "Setup" ]
 
         self["text"] = ScrollLabel("foo")
@@ -38,17 +45,67 @@ class CurlyTx(Screen):
         self["key_blue"]   = StaticText(_("Next"))
 
 
-        self["actions"] = NumberActionMap(["WizardActions", "ColorActions", "InputActions"], {
-                "ok": self.close,
+        self["actions"] = ActionMap(
+            ["WizardActions", "ColorActions", "InputActions"], {
+                "ok":   self.close,
                 "back": self.close,
-                "up": self.pageUp,
-                "down":        self.pageDown,
+                "up":   self.pageUp,
+                "down": self.pageDown,
 
-                "red": self.showSettings,
-                "green": self.reload
+                "red":    self.showSettings,
+                "green":  self.reload,
+                "yellow": self.prevPage,
+                "blue":   self.nextPage
             }, -1)
 
-        self.loadUrl("http://monitoring.home.cweiske.de/wetter/plain.txt")
+        self.loadHelp()
+        self.loadButtons()
+        self.loadUrl(config.plugins.CurlyTx.defaultPage.value)
+        self.onLayoutFinish.append(self.setTextFont)
+
+    def loadHelp(self):
+        self.helpList.append((
+                self["actions"], "WizardActions",
+                [("up", _("Scroll page contents up"))]))
+        self.helpList.append((
+                self["actions"], "WizardActions",
+                [("down", _("Scroll page contents down"))]))
+        self.helpList.append((
+                self["actions"], "ColorActions",
+                [("red", _("Show program settings"))]))
+        self.helpList.append((
+                self["actions"], "ColorActions",
+                [("green", _("Reload current page URL"))]))
+        self.helpList.append((
+                self["actions"], "ColorActions",
+                [("yellow", _("Switch to next configured page URL"))]))
+        self.helpList.append((
+                self["actions"], "ColorActions",
+                [("blue", _("Switch to previous configured page URL"))]))
+        self.helpList.append((
+                self["actions"], "WizardActions",
+                [("ok", _("Close window"))]))
+        self.helpList.append((
+                self["actions"], "WizardActions",
+                [("back", _("Close window"))]))
+        self.helpList.append((
+                self["actions"], "HelpActions",
+                [("displayHelp", _("Show this help screen"))]))
+
+    def loadButtons(self):
+        pageCount = len(config.plugins.CurlyTx.pages)
+        if pageCount == 0:
+            self["key_green"].setText("")
+            self["key_yellow"].setText("")
+            self["key_blue"].setText("")
+        elif pageCount == 1:
+            self["key_green"].setText(_("Reload"))
+            self["key_yellow"].setText("")
+            self["key_blue"].setText("")
+        else:
+            self["key_green"].setText(_("Reload"))
+            self["key_yellow"].setText(_("Prev"))
+            self["key_blue"].setText(_("Next"))
 
     def pageUp(self):
         self["text"].pageUp()
@@ -56,22 +113,65 @@ class CurlyTx(Screen):
     def pageDown(self):
         self["text"].pageDown()
 
+    def prevPage(self):
+        if self.currentPage == None:
+            return
+
+        pageId = self.currentPage - 1
+        if pageId < 0:
+            pageId = len(config.plugins.CurlyTx.pages) - 1
+        self.loadUrl(pageId)
 
-    def mycallback(self, answer):
-        print "answer:", answer
-        if answer:
-            raise Exception("test-crash")
-        self.close()
+    def nextPage(self):
+        if self.currentPage == None:
+            return
+
+        pageId = self.currentPage + 1
+        if pageId > len(config.plugins.CurlyTx.pages) - 1:
+            pageId = 0
+        self.loadUrl(pageId)
 
     def reload(self):
-        self.loadUrl(self.currentUrl)
+        if self.currentPage == None:
+            return
 
-    def loadUrl(self, url):
-        self["text"].setText("Loading ...\n" + url);
+        self.loadUrl(self.currentPage)
+
+    def loadUrl(self, pageId):
+        if pageId == None:
+            self.loadNoPage()
+            return
+
+        cfg = config.plugins.CurlyTx
+        pageCount = len(cfg.pages)
+        pageId = int(pageId)
+        if pageId > (pageCount - 1):
+            if len(cfg.pages) == 0:
+                self.loadNoPage()
+            else:
+                self["text"].setText("Invalid page " + pageId);
+            return
+
+        url   = cfg.pages[pageId].uri.value
+        title = cfg.pages[pageId].title.value
+
+        if pageCount > 1:
+            title = "{0} [{1}/{2}]".format(title, pageId + 1, pageCount)
+
+        self.currentPage = pageId
         self.currentUrl = url
+        self.currentFontSize = cfg.pages[pageId].fontSize.value
+
+        self.setTitle(title)
+        self.setTextFont()
+        self["text"].setText("Loading ...\n" + url);
 
         client.getPage(url).addCallback(self.urlLoaded).addErrback(self.urlFailed, url)
 
+    def setTextFont(self):
+        if self["text"].long_text is not None:
+            self["text"].long_text.setFont(gFont("Console", self.currentFontSize))
+
     def urlLoaded(self, html):
         self["text"].setText(html)
 
@@ -81,10 +181,18 @@ class CurlyTx(Screen):
             + "\n\nURL: " + url
             )
 
+    def loadNoPage(self):
+        self["text"].setText("Go and add a page in the settings");
+
     def showSettings(self):
-        #self.session.openWithCallback(self.setConf ,Pic_Setup)
         from CurlyTxSettings import CurlyTxSettings
         self.session.openWithCallback(self.onSettingsChanged, CurlyTxSettings)
 
     def onSettingsChanged(self):
-        "fixme"
+        self.loadButtons()
+        if len(config.plugins.CurlyTx.pages) == 0:
+            self.currentPage = None
+            self.loadUrl(self.currentPage)
+        elif self.currentPage == None:
+            self.currentPage = 0
+            self.loadUrl(self.currentPage)