实验五报告java语言与面向对象程序设计gui

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1、洛阳理工学院实验报告系别计算机系班级学号姓名课程名称Java语言与面向对象程序设计实验曰期2015.05.2实验名称实验五GUI成绩实验目的：1.UseGUIcomponentstodesignGUIs，andhandleevents2.UseGraphics2Dtodrawgraphics3.Usestreamstoaccessfiles实验条件：电脑一台实验内容：Parti,writeawindowapplicationtocalculatethesumof2numbersinputfromthekeyboard.Thewindowsho

2、uldlooklikefig.1.Fig.1addingtonumbers源石马：packagecalculater;DButton;ZJFrame;JLabel;DPanel;DTextField;import"java.awt.Color;importjava.awt.FlowLayout;importjava.awt.event.ActionEvent;importjava.awt.event.ActionListener;importjavax>swingimportjavax.swingimportjavax.swingimport

3、javax.swingimportjavax.swingpublicclassaddextendsDFrameimplementsActionListener{DPanelpanel;DLabeloneLabel;DLabeltwoLabel;ZJLabelthreeLabel;ZJButtonsumButton;DButtoncancelButton;DTextFieldoneTextField;DTextFieldtwoTextField;DTextFieldthreeTextField;publicadd(){panel=newDPan

4、el();this

5、nListener(this);twoTextField•addActionListener(this);sumButton•addActionListener(this);cancelButton•addActionListener(this);panel.add(oneLabel);panel.add(oneTextField);panel.add(twoLabel);panelsadd(twoTextField);panel.add(threeLabel);panel.add(threeTextField);panel.add(sumB

6、utton);panel.add(cancelButton);this.setSize(650,200);this.setVisible(true);}publicstaticvoidmain(String[]args){newadd();}^OverridepublicvoidactionPerformed(ActionEvente){if(e.getSource()==sumButton){Stringone=oneTextField•getText()

7、im();intsum=Integer.parselnt(one)+Integer.porseInt(two);threeTextField•setText(String.vatueO/(sum));}elseif(e.getSource()==cancelButton){System>exit(0);}}}Part2.CreatethefollowingGUI.CE789/456123■攀0=+源码：importjava.awt.*;importjava

8、calculatorprogram.*@seeDFrame*@seeActionListener*/publicclasscalculatorextendsJFra