Features/GTK3/Porting/Implode: Difference between revisions
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There are some things related with <tt>gtk.DrawingArea</tt> that we have to change when we are porting an activity to Gtk3. The names of the signals change and the way that they work as well. | There are some things related with <tt>gtk.DrawingArea</tt> that we have to change when we are porting an activity to Gtk3. The names of the signals change and the way that they work as well. | ||
== Get allocation size == | |||
''self.allocation'' property is no longer available and we should use <tt>self.get_allocation_width</tt> to get the allocation size: | |||
self.allocation.width | |||
self.allocation.height | |||
should be replaced by: | |||
self.get_allocated_width() | |||
self.get_allocated_height() | |||
== Signals == | == Signals == | ||
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def _configure_event_cb(self, widget, event): | def _configure_event_cb(self, widget, event): | ||
== Focus == | == Focus == | ||
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Rsvg.Handle.new_from_data(data) | Rsvg.Handle.new_from_data(data) | ||
= Invalidate rectangle = | |||
<tt>Gdk.Window.invalidate_rect</tt> takes a ''Gdk.Rectangle'' instead a tuple in Gtk3. | |||
rect = Gdk.Rectangle() | |||
rect.x, rect.y, rect.width, rect.height = (0, 0, width, height) | |||
self.get_window().invalidate_rect(rect, True) | |||
= Notes = | |||
* I had to add a third argument (None) to Gtk.Notebook.append_page but I don't know why | |||
* Use '''json''' instead of ''simplejson'' or so | |||
* Replace <tt>gtk.VISIBLE</tt> by '''Gtk.AccelFlags.VISIBLE''' | |||
= Missing things (not ported yet) = | |||
* ''sugarless.py'' is not working. The board is not shown. Do we update this to keep it working? I mean, do we need to maintain this code? | |||
* [<span style="color: green;">DONE</span>] <del>help dialogue is not working. It shows the example board but it's one pixel size when it opens</del> | |||
* When the help dialogue is shown and you hover the animation with the mouse something strange happens and it starts to flap. [http://bugs.sugarlabs.org/attachment/ticket/3715/53.png Screenshot] | |||
= Useful Links = | = Useful Links = | ||
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* http://developer.gnome.org/gtk3/3.5/GtkWidget.html#GtkWidget-configure-event | * http://developer.gnome.org/gtk3/3.5/GtkWidget.html#GtkWidget-configure-event | ||
* http://developer.gnome.org/rsvg/stable/ | * http://developer.gnome.org/rsvg/stable/ | ||
* http://developer.gnome.org/gdk3/stable/gdk3-Windows.html#gdk-window-invalidate-rect | |||
* http://developer.gnome.org/gtk3/3.5/GtkWidget.html#gtk-widget-get-allocated-width | |||
* http://developer.gnome.org/gtk3/3.5/GtkNotebook.html#gtk-notebook-append-page | |||