窗體及控件程序設(shè)計

1、河南城建學院計算機科學與工程系c#語言windows程序設(shè)計實驗報告實驗名稱：窗體及控件程序設(shè)計成績專業(yè)班級：信息管理與信息系統(tǒng)姓名：趙文普學號：083411151實驗日期：2013 年10 月 日軟件環(huán)境：開發(fā)工具：硬件環(huán)境：硬盤：內(nèi)存：一、實驗?zāi)康?1) 掌握c#窗體創(chuàng)建及其常用控件的選用和編程。(2) 進一步提高編程能力，掌握對c#方法的調(diào)用及其參數(shù)類型的設(shè)置。(3) 練習簡單應(yīng)用程序的規(guī)劃設(shè)計及其程序開發(fā)的方法。二、實驗內(nèi)容(1)設(shè)計一個簡易計算器，包括0,1,2,3,4,5,6,7,8,9,+-*/二十六個按鈕通過一個文木框,顯示輸出的結(jié)果。三、實驗數(shù)據(jù)using system;us

2、ing system. collections generic;using system. componenthodel;using systemdala;using system drawing;using system .text;using system .windows .forms;namespace計算器public partial class form 1 : formpublic form i ()initializecomponento;string stro = strl = "0", result = ",str2=""d

3、ouble pl=0, p2=0;if (strl =hot,) strl = ,tr,;else strl = strl + m1"this.textbox l.text =str2+str 1;private void button2_click(objcct sender, event args c) if (strl =,0") strl = "2"else strl = sirl + "2”;this.textbox l.text = str2 + strl;private void button3_ciick(object send

4、er, eventargs e)if (strl =n0h)strl = h3n;else strl = strl + n3n;this.tcxtbox l.text = str2 + strl;private void button5_click(objcct sender, eventargs c) if (strl =”()“)str 1 = "4”；else strl = sirl + ,f4h;this.textbox l.text = str2 + strl;private void button6_click(object sender, eventargs e)if

5、(strl = h0n) strl =m5h;elsestrl =strl + "5h;this.text box l.text = str2 + strl;private void button 7_click(objcct sender, event args c) if (strl =,0") strl = ,6n;elsesirl =strl + ,6"this.textboxl.lext = str2 + strl;private void button9_click(object sender, eventargs e) if (strl =”0”)s

6、u7“；elsestrl =strl + ,7h;this.tcxtbox l.lcxt = str2 + strl;private void button 10_click(objcct sender, eventargs c) if (strl =,0") strl = ,8n;elsestrl =strl + h8m;this.textboxl.lext = str2 + strl;if (str 1 =hoh)strl = n9h;elsestrl 二 strl +”9”；this.text box l.text = str2 + strl;private void butt

7、on 13_click(objcct sender, eventargs c) if (strl =,o',)strl = "0"elsestrl = strl + "0"this.textboxl.text = str2 + strl;private void button 14_click(object sender, eventargs e) strl =strl + ".n;this.textboxl.text = str2 + strl;this.button 14.enablcd = false;private void b

8、utton4_click(object sender, eventargs e) pl = convert.lodouble(this.textbox 1 .text);stro = this.button4.tcxt;str2 = pl + stro;strl = "0"this.button 15.enabled = true;this.textboxl.text = str2;this.button 14.enabied = true;this-button4.enabled = false;this,button8.enabled = false;this.butt

9、on 12.enabled = false;this.button 16.enabled = false;pl = convert.lbdouble(this.textbox 1 .text); stro = this.button8.lext;str2 = pl + stio;strl = ”0”；this.button 15.enabled = true;this.textboxl.text = str2;this.button 14.enabied = true ; this.button4.enablcd = false; thisbutton&enabled = false;

10、this.button 12.enablcd = false;this.button 16.enabled = false;private void button 12_click(object sender, event args e) pl = convert.t()double(this.textbox 1 .text);stro = this.button 12.1ext;str2 = pl + stro;strl = ”0”;this.button 15.enabled = true;this.textbox l.text = str2;this.button 14.enabled

11、= true ;this.button4.enablcd = false;this.buttons.enablcd = false;this.button 12.enabled = false;this.button 16.enabled = false;private void button 16_click(objcct sender, evcntargs c) pl = con vert.lbdouble(this.textbox 1 .text);stro = this.bullonl6.lext;str2 = pl + stro;strl = ”0”;this.button 15.e

12、nabled = true;this.textboxl.text = str2;this.button 14.enabled = true ;this.button4.enabled = false;this.buttons.enabled = false;this.button 12.enabled = false;this.button 16.enabied = false;private void button 15_click(object sender, eventargs e)p2 = convert.lbdouble(strl);switch (stro) case”+”：res

13、ult = con vcrt.1bstring(p 1 + p2);break;caseresult = convert.lostringcp 1 p2);break;caseresult = convert.lostring(p 1 * p2);break;case ”/”：if (p2 1= 0)resu it = converttbstring(pl / p2);elseresult ="無意義"break;this.tcxtboxl .text = con vert.tostring(p 1) + stio + convert.tostring(p2) + m=m

14、+ result;this.button 1 .enabled =false;this.button2.enabled =false;this.button3.enabled =false;this.button4.enabled = false;this.button5.enabled =false;this.button6.enabled =false;this.button7.enabled =false;this.button8.enablcd = false;th is.button9.en abled =false;this.button 10.enablcd =false;th

15、is.button 11.enabled =false;this.button 12.enablcd = false;this.button 13.enabled =false;this.button 14.en abled =false;this.button 15.enabled =false;this.button 16.enabled = false;private void button 17_cliek(object sender, eventargs e)stro = strl = “o”; result 二"“；str2 = ”；pl = 0; p2 = 0;this

16、.textboxl.lext = "0"this.button 1 .enabled = true; this.button2.enabled = true; this.button3.enabled = true;this.button4.enabled =true;this.button5.enabled=true;this.button6.enab!ed =true; this.button7.enabled=true;this.button8.enabled =true;this.button9.enabled=true;this.button lo.enab le

17、d =tine;this.button 11.enabled=tine;this.button 12.enabled =tme;this.button 13.enabled=true;this.button 14.enabled =true;this.button 15.enab led=false;this.button 16.enabled =true;private void button 18_click(objcct sender, eventargs c) this.close();1)計算器7812457118：0重晉關(guān)閉計算器78*9四、岀現(xiàn)問題及解決方案在編寫程序的過程屮，輸入必須按格式才能進行。如果格式錯誤，程序無法進行，為了解決這一問題采用了控件可見不可見。問題1開始的時候不能直接按等于。問題2小說點，加減乘除的使用不能連續(xù)