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load image for cover panel in its own thread and display spinner icon during loading

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coderkun 2016-06-11 12:38:21 +02:00
parent 48b2bcd05d
commit 898f59bd42
2 changed files with 51 additions and 22 deletions
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37
data/gtk.glade
View file

@ -415,30 +415,49 @@
<property name="can_focus">False</property>
<property name="homogeneous">True</property>
<child>
<object class="GtkScrolledWindow" id="cover-scroll">
<object class="GtkStack" id="cover-stack">
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="kinetic_scrolling">False</property>
<property name="overlay_scrolling">False</property>
<signal name="size-allocate" handler="on_cover-scroll_size_allocate" swapped="no"/>
<property name="can_focus">False</property>
<child>
<object class="GtkViewport">
<object class="GtkSpinner" id="cover-spinner">
<property name="visible">True</property>
<property name="can_focus">False</property>
</object>
<packing>
<property name="name">cover-spinner</property>
</packing>
</child>
<child>
<object class="GtkScrolledWindow" id="cover-scroll">
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="kinetic_scrolling">False</property>
<property name="overlay_scrolling">False</property>
<signal name="size-allocate" handler="on_cover-scroll_size_allocate" swapped="no"/>
<child>
<object class="GtkEventBox">
<object class="GtkViewport">
<property name="visible">True</property>
<property name="can_focus">False</property>
<child>
<object class="GtkImage" id="cover-image">
<object class="GtkEventBox">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="stock">gtk-missing-image</property>
<child>
<object class="GtkImage" id="cover-image">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="stock">gtk-missing-image</property>
</object>
</child>
</object>
</child>
</object>
</child>
</object>
<packing>
<property name="name">cover-scroll</property>
<property name="position">1</property>
</packing>
</child>
</object>
<packing>

36
mcg/mcgGtk.py
View file

@ -755,6 +755,8 @@ class CoverPanel(mcg.Base):
self._panel = builder.get_object('cover-panel')
self._toolbar = builder.get_object('cover-toolbar')
# Cover
self._cover_stack = builder.get_object('cover-stack')
self._cover_spinner = builder.get_object('cover-spinner')
self._cover_scroll = builder.get_object('cover-scroll')
self._cover_image = builder.get_object('cover-image')
# Songs
@ -813,6 +815,7 @@ class CoverPanel(mcg.Base):
def set_album(self, album):
# Set labels
self._album_title_label.set_markup(
"<b><big>{}</big></b>".format(
GObject.markup_escape_text(
@ -834,9 +837,13 @@ class CoverPanel(mcg.Base):
)
)
)
self._set_cover(album)
# Set tracks
self._set_tracks(album)
# Load cover
threading.Thread(target=self._set_cover, args=(album,)).start()
def set_play(self, pos, time):
if self._timer is not None:
@ -873,18 +880,21 @@ class CoverPanel(mcg.Base):
def _set_cover(self, album):
if self._current_album is not None and album.get_hash() == self._current_album.get_hash():
return
self._current_album = album
url = album.get_cover()
if url is not None and url is not "":
# Load image and draw it
self._cover_pixbuf = Application.load_cover(url)
self._resize_image()
else:
# Reset image
self._cover_pixbuf = None
self._cover_image.clear()
self._cover_stack.set_visible_child(self._cover_spinner)
self._cover_spinner.start()
if self._current_album is None or album.get_hash() != self._current_album.get_hash():
self._current_album = album
url = album.get_cover()
if url is not None and url is not "":
# Load image and draw it
self._cover_pixbuf = Application.load_cover(url)
self._resize_image()
else:
# Reset image
self._cover_pixbuf = None
self._cover_image.clear()
self._cover_stack.set_visible_child(self._cover_scroll)
self._cover_spinner.stop()
def _set_tracks(self, album):