Ticket #4272: helpbutton.py.diff

helpbutton.py

@@ -25 +25 @@
 from gi.repository import GObject
 
 from sugar3.graphics.toolbutton import ToolButton
+from sugar3.graphics.palette import ToolInvoker
 from sugar3.graphics.icon import Icon
 from sugar3.graphics import style
 
@@ -34 +35 @@
     def __init__(self, **kwargs):
         GObject.GObject.__init__(self)
 
-        help_button = ToolButton('toolbar-help')
-        help_button.set_tooltip(_('Help'))
-        self.add(help_button)
+        self.help_button = ToolButton('toolbar-help')
+        self.help_button.set_tooltip(_('Help'))
+        self.add(self.help_button)
 
-        self._palette = help_button.get_palette()
+        # import epdb;epdb.set_trace()
 
-        sw = Gtk.ScrolledWindow()
-        sw.set_size_request(int(Gdk.Screen.width() / 2.8),
-            Gdk.Screen.height() - style.GRID_CELL_SIZE * 3)
-        sw.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC)
+        self._palette_invoker = ToolInvoker()
+        self._palette = None  # help_button.get_palette()
+        # self._palette = help_button.get_palette()
+
+        self._palette_invoker.attach_tool(self)
+        self._palette_invoker.props.toggle_palette = True
+        self._palette_invoker.props.lock_palette = True
 
         self._max_text_width = int(Gdk.Screen.width() / 3) - 600
+
+        # content of the palette
+        # alignment = Gtk.Alignment()
+        # alignment.props.left
         self._vbox = Gtk.Box()
+        self._vbox.set_border_width(10)
         self._vbox.set_orientation(Gtk.Orientation.VERTICAL)
         self._vbox.set_homogeneous(False)
 
-        hbox = Gtk.Box()
-        hbox.pack_start(self._vbox, False, True, 0)
-
-        sw.add_with_viewport(hbox)
-
-        self._palette.set_content(sw)
-        sw.show_all()
+        # self.create_palette()
 
-        help_button.connect('clicked', self.__help_button_clicked_cb)
+    #     help_button.connect('clicked', self.__help_button_clicked_cb)
 
-    def __help_button_clicked_cb(self, button):
-        self._palette.popup(immediate=True, state=1)
+    # def __help_button_clicked_cb(self, button):
+    #     self._palette.popup(immediate=True, state=1)
 
     def add_section(self, section_text):
         hbox = Gtk.Box()
@@ -84 +87 @@
             hbox.add(_icon)
         hbox.show_all()
         self._vbox.pack_start(hbox, False, False, padding=5)
+
+    def create_palette(self):
+        self._palette = self.help_button.get_palette()
+
+        sw = Gtk.ScrolledWindow()
+        sw.set_size_request(int(Gdk.Screen.width() / 2.8),
+            Gdk.Screen.height() - style.GRID_CELL_SIZE * 3)
+        sw.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC)
+
+        hbox = Gtk.Box()
+        hbox.pack_start(self._vbox, False, True, 0)
+
+        sw.add_with_viewport(hbox)
+
+        self._palette.set_content(sw)
+        sw.show_all()
+        return self._palette
+
+    def set_expanded(self, expanded):
+        import logging
+        logging.debug('### set_expanded')
+        if not expanded:
+            self._palette_invoker.notify_popdown()
+            return
+
+    def get_palette_invoker(self):
+        return self._palette_invoker
+
+    def set_palette_invoker(self, palette_invoker):
+        self._palette_invoker.detach()
+        self._palette_invoker = palette_invoker
+
+    palette_invoker = GObject.property(
+        type=object, setter=set_palette_invoker, getter=get_palette_invoker)