www.gusucode.com > mbcview 工具箱matlab源码程序 > mbcview/@cgtools/@exprview/exprview.m
function obj = exprview(varargin) %EXPRVIEW Constructor for component which shows expression linkage % % OBJ = EXPRVIEW(PROP, VALUE) creates a component that displays the % input tree for an expression. % Copyright 2000-2014 The MathWorks, Inc. and Ford Global Technologies, Inc. if nargin && isa(varargin{1}, 'cgtools.exprview') obj = varargin{1}; varargin(1) = []; else obj = cgtools.exprview; end % Call parent class constructor if ~isempty(varargin) obj.abstractcomponent(varargin{:}); else obj.abstractcomponent; end obj.hAxes = xregGui.scrollaxes( ... 'Parent' , obj.Parent , ... 'Visible', obj.Visible, ... 'Position', obj.Position, ... 'BackgroundColor' , [1 1 1] , ... 'Xzeromode','left',... 'Yzeromode','top',... 'UIContextMenu', obj.MainContextMenu); obj.hAxes.construct(@(ax) set(ax,'SortMethod','childorder')); if ~isnull(obj.RootExpression) obj.pSetExpr; end obj.addPropertyListeners({ ... 'BlockContextMenu', ... 'MainContextMenu', ... 'RootExpression', ... 'ZoomFactor'}, ... {@i_redraw, {@i_setmaincontextmenu, obj.hAxes}, @i_redraw, @i_redraw}); function i_redraw(src, evt) evt.AffectedObject.update; function i_setmaincontextmenu(src, evt, hAxes) hAxes.UIContextMenu = evt.NewValue;