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

svn: r13428

src/DataViews/GrampletView.py

@@ -85,6 +85,7 @@ def GET_AVAILABLE_GRAMPLETS(name):
                 "tname":   gplug.name,
                 "version": gplug.version,
                 "height":  gplug.height,
+                "expand":  gplug.expand, 
                 "title":   gplug.gramplet_title,
                 "content": gplug.gramplet,
                 "detached_width": gplug.detached_width,

src/gen/plug/_gramplet.py

@@ -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.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.gui.textview.connect('motion-notify-event', 
+        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)

src/plugins/gramplet/AgeOnDateGramplet.py

@@ -84,6 +84,9 @@ class AgeOnDateGramplet(Gramplet):
         self.gui.get_container_widget().add_with_viewport(vbox)
         vbox.show_all()
 
+    def post_init(self):
+        self.disconnect("active-changed")
+
     def run(self, obj):
         """
         Method that is run when you click the Run button.

src/plugins/gramplet/CalendarGramplet.py

@@ -43,6 +43,9 @@ class CalendarGramplet(Gramplet):
         self.gui.get_container_widget().add_with_viewport(self.gui.calendar)
         self.gui.calendar.show()
 
+    def post_init(self):
+        self.disconnect("active-changed")
+
     def double_click(self, obj):
         # bring up events on this day
         year, month, day = self.gui.calendar.get_date()

src/plugins/gramplet/FaqGramplet.py

@@ -38,3 +38,6 @@ class FAQGramplet(Gramplet):
         self.render_text("Draft of a <a wiki='FAQ'>Frequently Asked Questions</a> Gramplet\n\n")
         self.render_text("  1. <a href='http://bugs.gramps-project.org/'>Test 1</a>\n")
         self.render_text("  2. <a href='http://gramps-project.org//'>Test 2</a>\n")
+
+    def post_init(self):
+        self.disconnect("active-changed")

src/plugins/gramplet/PythonGramplet.py

@@ -58,6 +58,9 @@ class PythonGramplet(Gramplet):
         self.set_text("Python %s\n%s " % (sys.version, self.prompt))
         self.gui.textview.connect('key-press-event', self.on_key_press)
 
+    def post_init(self):
+        self.disconnect("active-changed")
+
     def format_exception(self, max_tb_level=10):
         retval = ''
         cla, exc, trbk = sys.exc_info()

src/plugins/gramplet/ToDoGramplet.py

@@ -41,6 +41,9 @@ class TODOGramplet(Gramplet):
     def on_load(self):
         self.load_data_to_text()
 
+    def post_init(self):
+        self.disconnect("active-changed")
+
     def on_save(self):
         self.gui.data = [] # clear out old data
         self.save_text_to_data()