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Refactor activity icon handling in the Home View donut

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Give each activity icon in the donut its own class to track
launch status in preparation for pulsing launch feedback.
This commit is contained in:
Dan Williams 2007-01-07 01:18:57 -05:00
parent fb716ae046
commit 70a5e27edd
1 changed files with 57 additions and 11 deletions
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68
shell/view/home/activitiesdonut.py
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@ -16,10 +16,44 @@
import hippo
import math
import gobject
from sugar.graphics.canvasicon import CanvasIcon
from sugar.graphics import style
class ActivityIcon(CanvasIcon):
def __init__(self, activity):
icon_name = activity.get_icon_name()
icon_color = activity.get_icon_color()
CanvasIcon.__init__(self, icon_name=icon_name, color=icon_color)
style.apply_stylesheet(self, 'ring.ActivityIcon')
self._activity = activity
self._pulse_id = 0
self._launched = False
self._pulse_id = gobject.timeout_add(200, self._pulse_cb)
def __del__(self):
if self._pulse_id > 0:
gobject.source_remove(self._pulse_id)
def _pulse_cb(self):
pass
def set_launched(self):
if self._launched:
return
self._launched = True
gobject.source_remove(self._pulse_id)
self._pulse_id = 0
def get_launched(self):
return self._launched
def get_activity(self):
return self._activity
class ActivitiesDonut(hippo.CanvasBox, hippo.CanvasItem):
__gtype_name__ = 'SugarActivitiesDonut'
def __init__(self, shell, **kwargs):
@ -29,34 +63,46 @@ class ActivitiesDonut(hippo.CanvasBox, hippo.CanvasItem):
self._shell = shell
self._model = shell.get_model().get_home()
self._model.connect('activity-launched', self._activity_launched_cb)
self._model.connect('activity-added', self._activity_added_cb)
self._model.connect('activity-removed', self._activity_removed_cb)
self._model.connect('activity-removed', self._activity_removed_cb)
def _activity_launched_cb(self, model, activity):
self._add_activity(activity)
def _activity_added_cb(self, model, activity):
self._add_activity(activity)
# Mark the activity as launched
act_id = activity.get_id()
if not self._activities.has_key(act_id):
return
icon = self._activities[act_id]
icon.set_launched()
def _activity_removed_cb(self, model, activity):
self._remove_activity(activity)
def _remove_activity(self, activity):
icon = self._activities[activity.get_id()]
act_id = activity.get_id()
if not self._activities.has_key(act_id):
return
icon = self._activities[act_id]
self.remove(icon)
del self._activities[activity.get_id()]
del self._activities[act_id]
def _add_activity(self, activity):
icon_name = activity.get_icon_name()
icon_color = activity.get_icon_color()
icon = CanvasIcon(icon_name=icon_name, color=icon_color)
style.apply_stylesheet(icon, 'ring.ActivityIcon')
icon.connect('activated', self._activity_icon_clicked_cb, activity)
icon = ActivityIcon(activity)
icon.connect('activated', self._activity_icon_clicked_cb)
self.append(icon, hippo.PACK_FIXED)
self._activities[activity.get_id()] = icon
self.emit_paint_needed(0, 0, -1, -1)
def _activity_icon_clicked_cb(self, item, activity):
def _activity_icon_clicked_cb(self, icon):
activity = icon.get_activity()
if not icon.get_launched():
return
activity_host = self._shell.get_activity(activity.get_id())
if activity_host:
activity_host.present()