實(shí)例38：多選菜單

h0=figure('toolbar','none',...
    'position',[200 150 450 250],...
    'name','實(shí)例38');
[x,y]=meshgrid(-8:0.5:8);
r=sqrt(x.^2+y.^2)+eps;
z=sin(r)./r;
h0=mesh(x,y,z);
hlist=uicontrol(gcf,'style','listbox',...
    'string','default|spring|summer|autumn|winter',...
    'max',5,...
    'min',1,...
    'position',[20 20 80 100],...
    'callback',[...
        'k=get(hlist,''value'');,',...
        'switch k,',...
        'case 1,',...
        'colormap default,',...
        'case 2,',...
        'colormap spring,',...
        'case 3,',...
        'colormap summer,',...
        'case 4,',...
        'colormap autumn,',...
        'case 5,',...
        'colormap winter,',...
        'end']);


實(shí)例42：?jiǎn)芜x框的使用

h0=figure('toolbar','none',...
    'position',[200 150 450 250],...
    'name','實(shí)例42');
x=0:0.5:2*pi;
y=sin(x);
plot(x,y)
grid on
set(gcf,'toolbar','none')
g=set(gca,'position',[0.2 0.2 0.6 0.6]);
huidiao1=[...
        'grid on,',...
        'set(box_on,''value'',1),',...
        'set(box_off,''value'',0),'];
huidiao2=[...
        'grid off,',...
        'set(box_off,''value'',1),',...
        'set(box_on,''value'',0),'];
box_on=uicontrol(gcf,'style','radio',...
    'position',[5 50 50 20],...
    'string','grid on',...
    'value',1,...
    'callback',huidiao1);
box_off=uicontrol(gcf,'style','radio',...
    'position',[5 20 50 20],...
    'string','grid off',...
    'value',0,...
    'callback',huidiao2);
title('無(wú)線按鈕的使用')

實(shí)例52：可設(shè)置函數(shù)曲線圖視角的用戶界面

h0=figure('toolbar','none',...
    'position',[198 56 408 468],...
    'name','實(shí)例52');
h1=axes('parent',h0,...
    'position',[0.15 0.5 0.7 0.5],...
    'visible','off');
[x,y]=meshgrid(-8:0.5:8);
r=sqrt(x.^2+y.^2)+eps;
z=sin(r)./r;
fh=surf(x,y,z);
shading interp
view([-60 30])
fv=get(h1,'view');
fv2=fv;
camlight left
sh1=uicontrol('parent',h0,...
    'style','slider',...
    'max',1,...
    'min',-1,...
    'value',fv(1)/180,...
    'position',[20 150 200 20],...
    'callback',[...
        'fv(1)=90*get(sh1,''value'');,',...
        'set(h1,''view'',[fv(1) fv(2)]),',...
        'set(ed1,''string'',fv(1))']);   
text1=uicontrol('parent',h0,...
    'style','text',...
    'string','方位角的變化滑標(biāo)',...
    'position',[20 170 200 20]);
sh2=uicontrol('parent',h0,...
    'style','slider',...
    'max',1,...
    'min',-1,...
    'value',fv(2)/180,...
    'position',[20 90 200 20],...
    'callback',[...
        'fv(2)=90*get(sh2,''value'');,',...
        'set(h1,''view'',[fv(1) fv(2)]),',...
        'set(ed2,''string'',fv(2))']);
text2=uicontrol('parent',h0,...
    'style','text',...
    'string','仰角的變化滑標(biāo)',...
    'position',[20 110 200 20]);
ed1=uicontrol('parent',h0,...
    'style','edit',...
    'string',fv(1),...
    'position',[30 30 50 20]);
text3=uicontrol('parent',h0,...
    'style','text',...
    'string','方位角的數(shù)值',...
    'position',[20 50 80 20]);
ed2=uicontrol('parent',h0,...
    'style','edit',...
    'string',fv(2),...
    'position',[150 30 50 20]);
text4=uicontrol('parent',h0,...
    'style','text',...
    'string','仰角的數(shù)值',...
    'position',[135 50 80 20]);
pf1=uicontrol('parent',h0,...
    'style','pushbutton',...
    'string','重置',...
    'position',[280 120 50 30],...
    'callback',[...
        'set(h1,''view'',fv2),',...
        'set(sh1,''value'',fv2(1)/180),',...
        'set(sh2,''value'',fv2(2)/180),',...
        'set(ed1,''string'',fv2(1)),',...
        'set(ed2,''string'',fv2(2))']);
pf2=uicontrol('parent',h0,...
    'style','pushbutton',...
    'string','關(guān)閉',...
    'position',[280 60 50 30],...
    'callback','close'); 

實(shí)例56：圖形效果（1）

h0=figure('toolbar','none',...
    'position',[198 56 450 468],...
    'name','實(shí)例56');
h1=axes('parent',h0,...
    'position',[0.3 0.45 0.5 0.5],...
    'visible','off');
l1=uimenu(gcf,'label','Draw figure',...
    'tag','l1');
huidiao=[...
        'if get(r1,''value'')==1,',...
        'shading faceted,',...
        'end,',...
        'if get(r2,''value'')==1,',...
        'shading flat,',...
        'end,',...
        'if get(r3,''value'')==1,',...
        'shading interp,',...
        'end,',...
        'k=get(p1,''value'');,',...
        'switch k,',...
        'case 1,',...
        'colormap(''cool''),',...
        'case 2,',...
        'colormap(''spring''),',...
        'case 3,',...
        'colormap(''summer''),',...
        'case 4,',...
        'colormap(''autumn''),',...
        'case 5,',...
        'colormap(''winter''),',...
        'end'];
l11=uimenu('parent',l1,...
    'label','Surface',...
    'tag','l11',...
    'callback',[...
        '[x,y]=meshgrid(-8:0.5:8);,',...
        'r=sqrt(x.^2+y.^2)+eps;,',...
        'z=sin(r)./r;,',...
        'surf(x,y,z),',...
        huidiao]);
l12=uimenu('parent',l1,...
    'label','Mesh',...
    'tag','l12',...
    'callback',[...
        'mesh(peaks),',...
        huidiao]);
l13=uimenu('parent',l1,...
    'label','Membrane',...
    'tag','l13',...
    'callback',[...
        'mesh(membrane),',...
        huidiao]);
f1=uicontrol('parent',h0,...
    'units','points',...
    'listboxtop',0,...
    'position',[12 6 100 101],...
    'style','frame',...
    'tag','f1');
r1=uicontrol('parent',h0,...
    'units','points',...
    'backgroundcolor',[0.753 0.753 0.753],...
    'listboxtop',0,...
    'position',[19.5 58.5 72.75 16.5],...
    'string','shading faceted',...
    'style','radiobutton',...
    'tag','r1',...
    'value',1,...
    'callback',[...
        'shading faceted,',...
        'set(r1,''value'',1);,',...
        'set(r2,''value'',0);,',...
        'set(r3,''value'',0);']);
r2=uicontrol('parent',h0,...
    'units','points',...
    'backgroundcolor',[0.753 0.753 0.753],...
    'listboxtop',0,...
    'position',[19.5 35.25 78.75 18.75],...
    'string','shading flat',...
    'style','radiobutton',...
    'tag','r2',...
    'value',0,...
    'callback',[...
        'shading flat,',...
        'set(r2,''value'',1);,',...
        'set(r1,''value'',0);,',...
        'set(r3,''value'',0);']);
r3=uicontrol('parent',h0,...
    'units','points',...
    'backgroundcolor',[0.753 0.753 0.753],...
    'listboxtop',0,...
    'position',[19.5 12.75 71.25 18.75],...
    'string','shading interp',...
    'style','radiobutton',...
    'tag','r3',...
    'value',0,...
    'callback',[...
        'shading interp,',...
        'set(r3,''value'',1);,',...
        'set(r1,''value'',0);,',...
        'set(r2,''value'',0);']);
t1=uicontrol('parent',h0,...
    'units','points',...
    'backgroundcolor',[0.753 0.753 0.753],...
    'fontsize',12,...
    'listboxtop',0,...
    'position',[14.25 75.75 90.75 22.5],...
    'string','平滑處理',...
    'style','text',...
    'tag','t1');
t2=uicontrol('parent',h0,...
    'units','points',...
    'backgroundcolor',[0.753 0.753 0.753],...
    'fontsize',12,...
    'listboxtop',0,...
    'position',[117 69 72.75 17.5],...
    'string','設(shè)置色調(diào)',...
    'style','text',...
    'tag','t2');
p1=uicontrol('parent',h0,...
    'units','points',...
    'backgroundcolor',[0.753 0.753 0.753],...
    'listboxtop',0,...
    'position',[116.25 39 72.75 20.25],...
    'string','Cool|Spring|Summer|Autumn|Winter',...
    'style','popupmenu',...
    'tag','p1',...
    'value',1,...
    'callback',[...
        'k=get(p1,''value'');,',...
        'switch k,',...
        'case 1,',...
        'colormap(''cool''),',...
        'case 2,',...
        'colormap(''spring''),',...
        'case 3,',...
        'colormap(''summer''),',...
        'case 4,',...
        'colormap(''autumn''),',...
        'case 5,',...
        'colormap(''winter''),',...
        'end']);
b1=uicontrol('parent',h0,...
    'units','points',...
    'backgroundcolor',[0.753 0.753 0.753],...
    'listboxtop',0,...
    'position',[12 243 72.75 30.75],...
    'string','關(guān)閉',...
    'tag','b1',...
    'callback','close');
b2=uicontrol('parent',h0,...
    'units','points',...
    'backgroundcolor',[0.753 0.753 0.753],...
    'listboxtop',0,...
    'position',[216.75 67.5 83.25 18.75],...
    'string','Colorbar',...
    'tag','b2',...
    'callback','colorbar');

%實(shí)例58：可控制小球運(yùn)動(dòng)速度的用戶界面

h0=figure('toolbar','none',...
    'position',[198 56 350 468],...
    'name','實(shí)例58');
h1=axes('parent',h0,...
    'position',[0.25 0.45 0.5 0.5],...
    'visible','off');
t=0:0.1:4*pi;
x=sin(t);
y=cos(t);
plot(x,y)
axis equal
axis off
h=line('color',[1 0 0],...
    'linestyle','.',...
    'xdata',0,...
    'ydata',1,...
    'markersize',20,...
    'erasemode','xor');
n=length(t);
i=1;
speed=0.01;
k=0;
b1huidiao=[...
        'k=0;,',...
        'while 1,',...
        'set(h,''xdata'',x(i),''ydata'',y(i));,',...
        'drawnow,',...
        'pause(speed),',...
        'i=i+1;,',...
        'if i>n,',...
        'i=1;,',...
        'end,',...
        'if k==1,',...
        'break,',...
        'end,',...
        'end'];
b1=uicontrol('parent',h0,...
    'units','points',...
    'tag','b1',...
    'style','pushbutton',...