matlab——简单运算器
h1=uicontrol(gcf,'style','radio',...'string','加',...
'value',1,...
'position',,...
'callback',[...
'k=1;,',...
'set(h1,''value'',1),',...
'set(h2,''value'',0),',...
'set(h3,''value'',0)']);
h2=uicontrol(gcf,'style','radio',...
'string','减',...
'position',,...
'callback',[...
'k=2;,',...
'set(h2,''value'',1),',...
'set(h1,''value'',0),',...
'set(h3,''value'',0)']);
h3=uicontrol(gcf,'style','radio',...
'string','乘',...
'position',,...
'callback',[...
'k=3;,',...
'set(h3,''value'',1),',...
'set(h2,''value'',0),',...
'set(h1,''value'',0)']);
e1=uicontrol(gcf,'style','edit',...
'position',);
e2=uicontrol(gcf,'style','edit',...
'position',);
e3=uicontrol(gcf,'style','edit',...
'position',);
b1=uicontrol(gcf,'style','pushbutton',...
'string','运算',...
'position',,...
'callback',[...
'x=str2num(get(e1,''string''));,',...
'y=str2num(get(e2,''string''));,',...
'switch k,',...
'case 1,',...
'z=x+y;,',...
'case 2,',...
'z=x-y;,',...
'case 3,',...
'z=x*y;,',...
'end,',...
'set(e3,''string'',num2str(z))']);
b2=uicontrol(gcf,'style','pushbutton',...
'string','退出',...
'position',,...
'callback','close');
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