matlab习题第十章.docx
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matlab习题第十章
第十章
实验指导
1.screen=get（0,'screensize'）;
W=screen（3）;
>>H=screen（4）;
>>figure（'position',[0.2*H,0.2*H,0.5*W,0.3*H],'Name','设计菜单','numbertitle','off','menubar','none'）;
aa=['newitem'];
bb=[‘openitem’];
cc=[‘saveitem’];
dd=[‘helpitem’];
hfile=uimenu（gcf,'label','&File'）;）
uimenu（hfile,'label','new','call',msgbox（aa,'Title'）,'set（save,''enable'',''off''）'）;
uimenu（hfile,’label’,’open’,’call’,msgbox（bb,’Title’）,set（save,’’enable’’,’’off’’）’）;
uimenu（hfile,’lable’,’save’,’call’,msgbox（cc,’Title’））;
uimenu（gcf,’lable’,’&Exit’,’call’,close（gcf））;
hhelp=uimenu（gcf,’label’,’&Help’）;
uimenu（hhelp,’label’,’about,’’call’,msgbox（dd,’Title’）,’set（save,’’enable’’,’’on’’））
2、
pdstart=uicontrol（gcf,'style','push','position',...
[50,5,60,25],'string','startplot',...
'callback','t=-pi:
pi/20:
pi;plot（t,t.*t）'）;
ptgrid=uicontrol（gcf,'style','toggle','position',...
[150,5,60,25],'string','grid','callback','grid'）;
htxt=uicontrol（gcf,'style','text','string',...
'coloroptions','position',[200,130,150,20]）;
hr=uicontrol（gcf,'style','radio','string',...
'red','position',[200,100,150,25],'value',1,...
'callback',['set（hr,''value'',1）;','set（hb,''value'',0）;',...
'set（hy,''value'',0）;','set（plot（t,t.*t）,''color'',''R''）']）;
hb=uicontrol（gcf,'style','radio','string',...
'blue','position',[200,75,150,25],'value',1,...
'callback',['set（hb,''value'',1）;','set（hr,''value'',0）;',...
'set（hy,''value'',0）;','set（plot（t,t.*t）,''color'',''B''）']）;
hy=uicontrol（gcf,'style','radio','string',...
'yellow','position',[200,50,150,25],'value',1,...
'callback',['set（hy,''value'',1）;','set（hr,''value'',0）;',...
'set（hb,''value'',0）;','set（plot（t,t.*t）,''color'',''Y''）']）;
3、
functionvarargout=duoxiangshiqiugen（varargin）
%DUOXIANGSHIQIUGENMATLABcodeforduoxiangshiqiugen.fig
%DUOXIANGSHIQIUGEN,byitself,createsanewDUOXIANGSHIQIUGENorraisestheexisting
%singleton*.
%
%H=DUOXIANGSHIQIUGENreturnsthehandletoanewDUOXIANGSHIQIUGENorthehandleto
%theexistingsingleton*.
%
%DUOXIANGSHIQIUGEN（'CALLBACK',hObject,eventData,handles,...）callsthelocal
%functionnamedCALLBACKinDUOXIANGSHIQIUGEN.Mwiththegiveninputarguments.
%
%DUOXIANGSHIQIUGEN（'Property','Value',...）createsanewDUOXIANGSHIQIUGENorraisesthe
%existingsingleton*.Startingfromtheleft,propertyvaluepairsare
%appliedtotheGUIbeforeduoxiangshiqiugen_OpeningFcngetscalled.An
%unrecognizedpropertynameorinvalidvaluemakespropertyapplication
%stop.Allinputsarepassedtoduoxiangshiqiugen_OpeningFcnviavarargin.
%
%*SeeGUIOptionsonGUIDE'sToolsmenu.Choose"GUIallowsonlyone
%instancetorun（singleton）".
%
%Seealso:
GUIDE,GUIDATA,GUIHANDLES
%Edittheabovetexttomodifytheresponsetohelpduoxiangshiqiugen
%LastModifiedbyGUIDEv2.528-May-201409:
58:
02
%Begininitializationcode-DONOTEDIT
gui_Singleton=1;
gui_State=struct（'gui_Name',mfilename,...
'gui_Singleton',gui_Singleton,...
'gui_OpeningFcn',@duoxiangshiqiugen_OpeningFcn,...
'gui_OutputFcn',@duoxiangshiqiugen_OutputFcn,...
'gui_LayoutFcn',[],...
'gui_Callback',[]）;
ifnargin&&ischar（varargin{1}）
gui_State.gui_Callback=str2func（varargin{1}）;
end
ifnargout
[varargout{1:
nargout}]=gui_mainfcn（gui_State,varargin{:
}）;
else
gui_mainfcn（gui_State,varargin{:
}）;
end
%Endinitializationcode-DONOTEDIT
%---Executesjustbeforeduoxiangshiqiugenismadevisible.
functionduoxiangshiqiugen_OpeningFcn（hObject,eventdata,handles,varargin）
%Thisfunctionhasnooutputargs,seeOutputFcn.
%hObjecthandletofigure
%eventdatareserved-tobedefinedinafutureversionofMATLAB
%handlesstructurewithhandlesanduserdata（seeGUIDATA）
%varargincommandlineargumentstoduoxiangshiqiugen（seeVARARGIN）
%Choosedefaultcommandlineoutputforduoxiangshiqiugen
handles.output=hObject;
%Updatehandlesstructure
guidata（hObject,handles）;
%UIWAITmakesduoxiangshiqiugenwaitforuserresponse（seeUIRESUME）
%uiwait（handles.figure1）;
%---Outputsfromthisfunctionarereturnedtothecommandline.
functionvarargout=duoxiangshiqiugen_OutputFcn（hObject,eventdata,handles）
%varargoutcellarrayforreturningoutputargs（seeVARARGOUT）;
%hObjecthandletofigure
%eventdatareserved-tobedefinedinafutureversionofMATLAB
%handlesstructurewithhandlesanduserdata（seeGUIDATA）
%Getdefaultcommandlineoutputfromhandlesstructure
varargout{1}=handles.output;
functionedit1_Callback（hObject,eventdata,handles）
%hObjecthandletoedit1（seeGCBO）
%eventdatareserved-tobedefinedinafutureversionofMATLAB
%handlesstructurewithhandlesanduserdata（seeGUIDATA）
%Hints:
get（hObject,'String'）returnscontentsofedit1astext
%str2double（get（hObject,'String'））returnscontentsofedit1asadouble
%---Executesduringobjectcreation,aftersettingallproperties.
functionedit1_CreateFcn（hObject,eventdata,handles）
%hObjecthandletoedit1（seeGCBO）
%eventdatareserved-tobedefinedinafutureversionofMATLAB
%handlesempty-handlesnotcreateduntilafterallCreateFcnscalled
%Hint:
editcontrolsusuallyhaveawhitebackgroundonWindows.
%SeeISPCandCOMPUTER.
ifispc&&isequal（get（hObject,'BackgroundColor'）,get（0,'defaultUicontrolBackgroundColor'））
set（hObject,'BackgroundColor','white'）;
end
%---Executesonbuttonpressinpushbutton1.
functionpushbutton1_Callback（hObject,eventdata,handles）
%hObjecthandletopushbutton1（seeGCBO）
%eventdatareserved-tobedefinedinafutureversionofMATLAB
%handlesstructurewithhandlesanduserdata（seeGUIDATA）
com1=get（handles.edit1,'string'）;
A=str2mat（com1）;
a=str2num（A）
X=roots（a）
set（handles.edit2,'string',num2str（X））;
functionedit2_Callback（hObject,eventdata,handles）
%hObjecthandletoedit2（seeGCBO）
%eventdatareserved-tobedefinedinafutureversionofMATLAB
%handlesstructurewithhandlesanduserdata（seeGUIDATA）
%Hints:
get（hObject,'String'）returnscontentsofedit2astext
%str2double（get（hObject,'String'））returnscontentsofedit2asadouble
%---Executesduringobjectcreation,aftersettingallproperties.
functionedit2_CreateFcn（hObject,eventdata,handles）
%hObjecthandletoedit2（seeGCBO）
%eventdatareserved-tobedefinedinafutureversionofMATLAB
%handlesempty-handlesnotcreateduntilafterallCreateFcnscalled
%Hint:
editcontrolsusuallyhaveawhitebackgroundonWindows.
%SeeISPCandCOMPUTER.
ifispc&&isequal（get（hObject,'BackgroundColor'）,get（0,'defaultUicontrolBackgroundColor'））
set（hObject,'BackgroundColor','white'）;
end
functionvarargout=jizuobiaoquxian（varargin）
%JIZUOBIAOQUXIANMATLABcodeforjizuobiaoquxian.fig
%JIZUOBIAOQUXIAN,byitself,createsanewJIZUOBIAOQUXIANorraisestheexisting
%singleton*.
%
%H=JIZUOBIAOQUXIANreturnsthehandletoanewJIZUOBIAOQUXIANorthehandleto
%theexistingsingleton*.
%
%JIZUOBIAOQUXIAN（'CALLBACK',hObject,eventData,handles,...）callsthelocal
%functionnamedCALLBACKinJIZUOBIAOQUXIAN.Mwiththegiveninputarguments.
%
%JIZUOBIAOQUXIAN（'Property','Value',...）createsanewJIZUOBIAOQUXIANorraisesthe
%existingsingleton*.Startingfromtheleft,propertyvaluepairsare
%appliedtotheGUIbeforejizuobiaoquxian_OpeningFcngetscalled.An
%unrecognizedpropertynameorinvalidvaluemakespropertyapplication
%stop.Allinputsarepassedtojizuobiaoquxian_OpeningFcnviavarargin.
%
%*SeeGUIOptionsonGUIDE'sToolsmenu.Choose"GUIallowsonlyone
%instancetorun（singleton）".
%
%Seealso:
GUIDE,GUIDATA,GUIHANDLES
%Edittheabovetexttomodifytheresponsetohelpjizuobiaoquxian
%LastModifiedbyGUIDEv2.528-May-201409:
55:
56
%Begininitializationcode-DONOTEDIT
gui_Singleton=1;
gui_State=struct（'gui_Name',mfilename,...
'gui_Singleton',gui_Singleton,...
'gui_OpeningFcn',@jizuobiaoquxian_OpeningFcn,...
'gui_OutputFcn',@jizuobiaoquxian_OutputFcn,...
'gui_LayoutFcn',[],...
'gui_Callback',[]）;
ifnargin&&ischar（varargin{1}）
gui_State.gui_Callback=str2func（varargin{1}）;
end
ifnargout
[varargout{1:
nargout}]=gui_mainfcn（gui_State,varargin{:
}）;
else
gui_mainfcn（gui_State,varargin{:
}）;
end
%Endinitializationcode-DONOTEDIT
%---Executesjustbeforejizuobiaoquxianismadevisible.
functionjizuobiaoquxian_OpeningFcn（hObject,eventdata,handles,varargin）
%Thisfunctionhasnooutputargs,seeOutputFcn.
%hObjecthandletofigure
%eventdatareserved-tobedefinedinafutureversionofMATLAB
%handlesstructurewithhandlesanduserdata（seeGUIDATA）
%varargincommandlineargumentstojizuobiaoquxian（seeVARARGIN）
%Choosedefaultcommandlineoutputforjizuobiaoquxian
handles.output=hObject;
%Updatehandlesstructure
guidata（hObject,handles）;
%UIWAITmakesjizuobiaoquxianwaitforuserresponse（seeUIRESUME）
%uiwait（handles.figure1）;
%---Outputsfromthisfunctionarereturnedtothecommandline.
functionvarargout=jizuobiaoquxian_OutputFcn（hObject,eventdata,handles）
%varargoutcellarrayforreturningoutputargs（seeVARARGOUT）;
%hObjecthandletofigure
%eventdatareserved-tobedefinedinafutureversionofMATLAB
%handlesstructurewithhandlesanduserdata（seeGUIDATA）
%Getdefaultcommandlineoutputfromhandlesstructure
varargout{1}=handles.output;
%---Executesonbuttonpressinpushbutton1.
functionpushbutton1_Callback（hObject,eventdata,handles）
%hObjecthandletopushbutton1（seeGCBO）
%eventdatareserved-tobedefinedinafutureversionofMATLAB
%handlesstructurewithhandlesanduserdata（seeGUIDATA）
com1=get（handles.edit1,'string'）;
com2=get（handles.edit2,'string'）;
com3=get（handles.edit3,'s
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