www.gusucode.com > mbcguitools 工具箱 matlab 源码程序 > mbcguitools/@mbcwidgets/@abstractlayoutcomponent/abstractlayoutcomponent.m
function obj = abstractlayoutcomponent(varargin) %ABSTRACTLAYOUTCOMPONENT Constructor for the abstractDataView object % % OBJ = ABSTRACTLAYOUTCOMPONENT % OBJ = ABSTRACTLAYOUTCOMPONENT(OBJ) % OBJ = ABSTRACTLAYOUTCOMPONENT('Property', Value) % Copyright 2000-2013 The MathWorks, Inc. and Ford Global Technologies, Inc. % Is the first input argument a udd object derived from me? If it is then % we are being called as a super class constructor and don't have to % construct an object if nargin && isa(varargin{1}, 'mbcwidgets.abstractlayoutcomponent') obj = varargin{1}; varargin(1) = []; else obj = mbcwidgets.abstractlayoutcomponent; end % Call the inherited constructor abstractcomponent(obj, varargin{:}); % Check for Display being already set if isscalar(obj.Display) && ~isgraphics(obj.Display) ... && (isa(obj.Display, 'xregcontainer') || ishandle(obj.Display)) connect(obj.Display, obj, 'up'); end % Add a listener to the display property being changed obj.addPropertyListeners('Display', @i_setdisplay); function i_setdisplay(src, evt) if isscalar(evt.NewValue) && ~isgraphics(evt.NewValue) ... && (isa(evt.NewValue, 'xregcontainer') || ishandle(evt.NewValue)) connect(evt.NewValue, evt.AffectedObject, 'up'); end