* libanjuta/interfaces/libanjuta.idl:
* plugins/document-manager/action-callbacks.c:
(on_editor_command_upper_case_activate),
(on_editor_command_lower_case_activate):
* plugins/editor/text_editor.c: (iselection_has_selection),
(iselection_get_start), (iselection_get_end),
(iselection_iface_init):
* plugins/language-support-cpp-java/plugin.c: (on_auto_indent):
* plugins/sourceview/sourceview.c: (iselect_has_selection),
(iselect_iface_init): Added IAnjutaEditorSelection::has_selection()
method and implemented it for both scintilla and sourceview editors.
Updated document-manager and assist plugins to use the new method.
git-svn-id: http://svn.gnome.org/svn/anjuta/trunk@3177 1dbfb86a-d425-0410-a06b-cb591aac69f6