There have been quite a few changes in Gtk3.
There is no member
the members have been moved to
You will have to use accessor function, in this case where you need
you can use
Please note that the
so you will need to update the function which is actually drawing appropriately
Please refer this link to see the list of changes needed to switch to Gtk3. You can refer source provided by
Regarding image not being shown in case of Gtk2, if you are working with image sample, please make sure that the image file is available in the path mentioned in the source.
There is no member
window exposed as part of GtkWidget anymore,the members have been moved to
GtkWidgetPrivate which is an opaque structure so you cannot access the members directly from GtkWidget. You will have to use accessor function, in this case where you need
window member of GtkWidget you can use
gtk_widget_get_window, but that may not fix Please note that the
expose_event signal has been replaced with draw signal so you will need to update the function which is actually drawing appropriately
Please refer this link to see the list of changes needed to switch to Gtk3. You can refer source provided by
gtk-demo application or demos/gtk-demo from Gtk3 source code to get sample code.Regarding image not being shown in case of Gtk2, if you are working with image sample, please make sure that the image file is available in the path mentioned in the source.
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