note description: "Simple label" legal: "See notice at end of class."; status: "See notice at end of class."; date: "$Date$"; revision: "$Revision$" class LABEL inherit FONTABLE rename implementation as font_implementation end; PRIMITIVE redefine implementation, is_fontable end create make, make_unmanaged feature {NONE} -- Initialization make (a_name: STRING; a_parent: COMPOSITE) -- Create a label with `a_name' as identifier, -- `a_parent' as parent and call `set_default'. require valid_name: a_name /= Void; valid_parent: a_parent /= Void do create_ev_widget (a_name, a_parent, True); ensure parent_set: parent = a_parent; identifier_set: identifier.is_equal (a_name); managed: managed end; make_unmanaged (a_name: STRING; a_parent: COMPOSITE) -- Create a unmanaged label with `a_name' as identifier, -- `a_parent' as parent and call `set_default'. require valid_name: a_name /= Void; valid_parent: a_parent /= Void do create_ev_widget (a_name, a_parent, False); ensure parent_set: parent = a_parent; identifier_set: identifier.is_equal (a_name); not_managed: not managed end; create_ev_widget (a_name: STRING; a_parent: COMPOSITE; man: BOOLEAN) -- Create a label with `a_name' as identifier, -- `a_parent' as parent and call `set_default'. do depth := a_parent.depth+1; widget_manager.new (Current, a_parent); if a_name /= Void then identifier := a_name.twin else identifier := Void end create {LABEL_IMP} implementation.make (Current, man, a_parent); implementation.set_widget_default; set_default end; feature -- Access text: STRING -- Text of current label require exists: not destroyed do Result:= implementation.text end feature -- Status setting allow_recompute_size -- Allow current label to recompute its size according to -- changes on its value. require exists: not destroyed do implementation.allow_recompute_size end; forbid_recompute_size -- Forbid current label to recompute its size according to -- changes on its value. require exists: not destroyed do implementation.forbid_recompute_size end; set_center_alignment -- Set text alignment of current label to center. require exists: not destroyed do implementation.set_center_alignment end; set_right_alignment -- Set text alignment of current label to right. require exists: not destroyed do implementation.set_right_alignment end; set_left_alignment -- Set text alignment of current label to left. require exists: not destroyed do implementation.set_left_alignment end; feature -- Element chnage set_text (a_text: STRING) -- Set text of current label to `a_text'. require exists: not destroyed; not_a_text_void: a_text /= Void do implementation.set_text (a_text); ensure text.is_equal (a_text) end; feature {G_ANY, G_ANY_I, WIDGET_I, TOOLKIT} -- Implementation implementation: LABEL_I; -- Implementation of current label feature {G_ANY, G_ANY_I, WIDGET_I} -- Implementatino is_fontable: BOOLEAN = True; -- Is current widget an heir of FONTABLE ? feature {NONE} -- Implementation set_default -- Set default values to current label. do end; note copyright: "Copyright (c) 1984-2006, Eiffel Software and others" license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)" source: "[ Eiffel Software 356 Storke Road, Goleta, CA 93117 USA Telephone 805-685-1006, Fax 805-685-6869 Website http://www.eiffel.com Customer support http://support.eiffel.com ]" end -- class LABEL