First working QML context menu action: update

data/ui/qml/ContextMenu.qml

@@ -6,7 +6,7 @@ import 'config.js' as Config
 Item {
     id: contextMenu
 
-    property variant items: ['context menu']
+    property variant items: []
 
     signal close
     signal response(int index)
@@ -49,7 +49,7 @@ Item {
                 }
                 color: "white"
                 font.pixelSize: parent.height * .3
-                text: modelData
+                text: modelData.caption
             }
 
             MouseArea {

data/ui/qml/EpisodeDetails.qml

@@ -31,14 +31,14 @@ Item {
 
     Video {
         id: videoPlayer
-        opacity: (episode.qfiletype == 'video')?(1):(0)
+        opacity: (episode != undefined && episode.qfiletype == 'video')?(1):(0)
         anchors.fill: parent
-        source: episode.qsourceurl
+        source: (episode != undefined)?episode.qsourceurl:''
     }
 
     Audio {
         id: audioPlayer
-        source: episode.qsourceurl
+        source: (episode != undefined)?episode.qsourceurl:''
     }
 
     ShadowText {
@@ -47,9 +47,8 @@ Item {
         visible: !videoPlayer.playing
 
         anchors.centerIn: parent
-        elide: Text.ElideEnd
         color: "white"
-        text: episode.qtitle
+        text: (episode != undefined)?episode.qtitle:''
 
         font.pixelSize: 20
     }

data/ui/qml/PodcastItem.qml

@@ -77,7 +77,7 @@ Item {
 
         ShadowText {
             id: descriptionText
-            text: model.podcast.qdescription
+            text: model.podcast.qupdating?"UPDATING...":model.podcast.qdescription
             visible: text != ''
             color: "#aaa"
             offsetX: -1

src/gpodder/qmlui/helper.py

@@ -53,3 +53,21 @@ def AutoQObject(*class_def, **kwargs):
 
     return Object
 
+
+class Action(QtCore.QObject):
+    def __init__(self, caption, action, target):
+        QtCore.QObject.__init__(self)
+        if isinstance(caption, str):
+            caption = caption.decode('utf-8')
+        self._caption = caption
+
+        self.action = action
+        self.target = target
+
+    changed = QtCore.Signal()
+
+    def _get_caption(self):
+        return self._caption
+
+    caption = QtCore.Property(unicode, _get_caption, notify=changed)
+

src/gpodder/qmlui/model.py

@@ -26,6 +26,8 @@ from gpodder import model
 from gpodder import util
 from gpodder import youtube
 
+import threading
+
 class QEpisode(QObject, model.PodcastEpisode):
     def __init__(self, *args, **kwargs):
         QObject.__init__(self)
@@ -73,10 +75,30 @@ class QPodcast(QObject, model.PodcastChannel):
 
     def __init__(self, *args, **kwargs):
         QObject.__init__(self)
+        self._updating = False
         model.PodcastChannel.__init__(self, *args, **kwargs)
 
+    def qupdate(self):
+        def t(self):
+            self._updating = True
+            self.changed.emit()
+            try:
+                self.update()
+            except Exception, e:
+                # XXX: Handle exception (error message)!
+                pass
+            self._updating = False
+            self.changed.emit()
+
+        threading.Thread(target=t, args=[self]).start()
+
     changed = Signal()
 
+    def _updating(self):
+        return self._updating
+
+    qupdating = Property(bool, _updating, notify=changed)
+
     def _title(self):
         return self.title
 
@@ -93,7 +115,10 @@ class QPodcast(QObject, model.PodcastChannel):
     qdownloaded = Property(int, _downloaded, notify=changed)
 
     def _description(self):
-        return util.get_first_line(self.description).decode('utf-8')
+        result = util.get_first_line(self.description)
+        if not isinstance(result, unicode):
+            result = result.decode('utf-8', 'ignore')
+        return result
 
     qdescription = Property(unicode, _description, notify=changed)
 

src/gpodder/qtui.py

@@ -29,6 +29,7 @@ class Controller(QObject):
         QObject.__init__(self)
         self.root = root
         self.uidata = uidata
+        self.context_menu_actions = []
 
     @Slot(QObject)
     def podcastSelected(self, podcast):
@@ -40,15 +41,32 @@ class Controller(QObject):
     @Slot(QObject)
     def podcastContextMenu(self, podcast):
         print 'context menu:', podcast.qtitle
-        self.root.open_context_menu(['Unsubscribe', 'Add Option', 'Be cool', 'Sing a song', 'Recommend to a friend'])
+        self.context_menu_actions = [
+                helper.Action('Update all', 'update_all', podcast),
+                helper.Action('Update', 'update', podcast),
+                helper.Action('Unsubscribe', 'unsubscribe', podcast),
+                helper.Action('Be cool', 'be_cool', podcast),
+                helper.Action('Sing a song', 'sing_a_song', podcast),
+        ]
+        self.root.open_context_menu(self.context_menu_actions)
 
     @Slot(int)
     def contextMenuResponse(self, index):
         print 'context menu response:', index
+        assert index < len(self.context_menu_actions)
+        action = self.context_menu_actions[index]
+        if action.action == 'update':
+            action.target.qupdate()
+        elif action.action == 'update_all':
+            for podcast in self.root.podcast_model.get_objects():
+                podcast.qupdate()
+        if action.action == 'unsubscribe':
+            print 'would unsubscribe from', action.target.title
 
     @Slot()
     def contextMenuClosed(self):
         print 'context menu closed'
+        self.context_menu_actions = []
 
     @Slot(QObject)
     def episodeSelected(self, episode):
@@ -86,6 +104,9 @@ class gPodderListModel(QAbstractListModel):
         self._objects = objects
         self.reset()
 
+    def get_objects(self):
+        return self._objects
+
     def get_object(self, index):
         return self._objects[index.row()]
 
@@ -164,6 +185,7 @@ class qtPodder(QApplication):
         self.qml_view.rootObject().setCurrentEpisode(episode)
 
 def main():
+    gpodder.load_plugins()
     cfg = config.Config(gpodder.config_file)
     db = dbsqlite.Database(gpodder.database_file)
     gui = qtPodder(sys.argv, cfg, db)