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Fixed missing expand option on gramplets; added connect/disconnect signal handling; removed signal to update status bar when gramplet doesn't do anything

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svn: r13428
This commit is contained in:
Doug Blank
2009-10-27 00:27:40 +00:00
parent 2ed1159e89
commit bb99cd20b1
7 changed files with 38 additions and 6 deletions
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28
src/gen/plug/_gramplet.py
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@@ -36,6 +36,7 @@ class Gramplet(object):
self._generator = None
self._need_to_update = False
self.option_dict = {}
self._signal = {}
self.option_order = []
# links to each other:
self.gui = gui # plugin gramplet has link to gui
@@ -45,15 +46,16 @@ class Gramplet(object):
self.init()
self.on_load()
self.build_options()
self.dbstate.connect('database-changed', self._db_changed)
self.dbstate.connect('active-changed', self._active_changed)
self.gui.textview.connect('button-press-event',
self.gui.on_button_press)
self.gui.textview.connect('motion-notify-event',
self.gui.on_motion)
self.connect(self.dbstate, "database-changed", self._db_changed)
self.connect(self.dbstate, "active-changed", self._active_changed)
self.connect(self.gui.textview, "button-press-event",
self.gui.on_button_press)
self.connect(self.gui.textview, "motion-notify-event",
self.gui.on_motion)
if self.dbstate.active: # already changed
self._db_changed(self.dbstate.db)
self._active_changed(self.dbstate.active.handle)
self.post_init()
def init(self): # once, constructor
"""
@@ -62,6 +64,9 @@ class Gramplet(object):
"""
pass
def post_init(self):
pass
def build_options(self):
"""
External constructor for developers to put code for building
@@ -336,3 +341,14 @@ class Gramplet(object):
def save_options(self):
pass
def connect(self, signal_obj, signal, method):
id = signal_obj.connect(signal, method)
self._signal[signal] = (id, signal_obj)
def disconnect(self, signal):
if signal in self._signal:
(id, signal_obj) = self._signal[signal]
signal_obj.disconnect(id)
else:
raise AttributeError("unknown signal: '%s'" % signal)