scientificalculator.cs
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 |
using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Text; using System.Windows.Forms; namespace calculator { public partial class Form1 : Form { public string no1,constfun; // public int no2; public bool inputstatus; public Form1() { InitializeComponent(); no1 = ""; textBox1.ReadOnly = true; //read only mode of textbox textBox1.RightToLeft = RightToLeft.Yes; radioButton1.Checked = true; } //putting value of button text into text box and a variable inputstatus to textbox #region putting value private void button1_Click(object sender, EventArgs e) { if (inputstatus == true) { textBox1.Text += button1.Text; } else { textBox1.Text = button1.Text; inputstatus = true; } } private void button6_Click(object sender, EventArgs e) { if (inputstatus == true) { textBox1.Text += button6.Text; } else { textBox1.Text = button6.Text; inputstatus = true; } } private void button7_Click(object sender, EventArgs e) { if (inputstatus == true) { textBox1.Text += button7.Text; } else { textBox1.Text = button7.Text; inputstatus = true; } } private void button8_Click(object sender, EventArgs e) { if (inputstatus == true) { textBox1.Text += button8.Text; } else { textBox1.Text = button8.Text; inputstatus = true; } } private void button11_Click(object sender, EventArgs e) { if (inputstatus == true) { textBox1.Text += button11.Text; } else { textBox1.Text = button11.Text; inputstatus = true; } } private void button12_Click(object sender, EventArgs e) { if (inputstatus == true) { textBox1.Text += button12.Text; } else { textBox1.Text = button12.Text; inputstatus = true; } } private void button13_Click(object sender, EventArgs e) { if (inputstatus == true) { textBox1.Text += button13.Text; } else { textBox1.Text = button13.Text; inputstatus = true; } } private void button16_Click(object sender, EventArgs e) { if (inputstatus == true) { textBox1.Text += button16.Text; } else { textBox1.Text = button16.Text; inputstatus = true; } } private void button17_Click(object sender, EventArgs e) { if (inputstatus == true) { textBox1.Text += button17.Text; } else { textBox1.Text = button17.Text; inputstatus = true; } } //when 9 is pressed private void button18_Click(object sender, EventArgs e) { if (inputstatus == true) { textBox1.Text += button18.Text; } else { textBox1.Text = button18.Text; inputstatus = true; } } //. button private void button2_Click(object sender, EventArgs e) { if (inputstatus == true) { textBox1.Text += button2.Text; } else { textBox1.Text = button2.Text; inputstatus = true; } } #endregion putting vaules //Add Operator private void button3_Click(object sender, EventArgs e) { no1 = textBox1.Text; textBox1.Text = ""; constfun = "+"; //used in switch case to check what want to do add } //subtract private void button9_Click(object sender, EventArgs e) { no1 = textBox1.Text; textBox1.Text = ""; constfun = "-"; //want to subtract } //multiply private void button10_Click(object sender, EventArgs e) { no1 = textBox1.Text; textBox1.Text = ""; constfun = "*"; //want to multiply } //divide private void button15_Click(object sender, EventArgs e) { no1 = textBox1.Text; textBox1.Text = ""; constfun = "/"; } //a user defined fun private void funcal() { switch (constfun) { case "+": textBox1.Text=Convert.ToString( Convert.ToInt32(no1) + Convert.ToInt32(textBox1.Text)); //ading values of textbox break; case "-": textBox1.Text = Convert.ToString(Convert.ToInt32(no1) - Convert.ToInt32(textBox1.Text)); break; case "*": textBox1.Text = Convert.ToString(Convert.ToInt32(no1) * Convert.ToInt32(textBox1.Text)); break; case "/": if (textBox1.Text == "0") { textBox1.Text = "infinity"; } else { textBox1.Text = Convert.ToString(Convert.ToInt32(no1) / Convert.ToInt32(textBox1.Text)); } break; case "x^y": textBox1.Text = Convert.ToString(System.Math.Pow(Convert.ToDouble(no1), Convert.ToDouble(textBox1.Text))); break; case "mod": textBox1.Text = Convert.ToString(Convert.ToDouble(no1) % Convert.ToDouble(textBox1.Text)); break; case "nPr": int varn, var2,var3; //variable declaration varn = factorial(Convert.ToInt32(no1)); //calling factorial function var2=factorial(Convert.ToInt32(no1)-Convert.ToInt32(textBox1.Text)); textBox1.Text=Convert.ToString(varn/var2); //storing or showing result of factorial variables break; case "nCr": varn = factorial(Convert.ToInt32(no1)); var2=factorial(Convert.ToInt32(no1)-Convert.ToInt32(textBox1.Text)); var3 = factorial(Convert.ToInt32(textBox1.Text)); textBox1.Text=Convert.ToString(varn/(var3*var2)); break; } } //a user defined function to calculate factorial private int factorial(int x) { int i = 1; //initialization values of i to 1 for (int s = 1; s <= x; s++) { i = i * s; } return i; } //when = button is pressed private void button5_Click(object sender, EventArgs e) { funcal(); //calling of function inputstatus = false; } //when AC is pressed to power on private void button14_Click(object sender, EventArgs e) { textBox1.Enabled = true; textBox1.Text = "0"; } //calculating x raise to power 2 private void button19_Click(object sender, EventArgs e) { textBox1.Text = Convert.ToString(Convert.ToInt32(textBox1.Text) * Convert.ToInt32(textBox1.Text)); inputstatus = false; } //calculating x raise to power 3 private void button20_Click(object sender, EventArgs e) { textBox1.Text = Convert.ToString(Convert.ToInt32(textBox1.Text) * Convert.ToInt32(textBox1.Text) * Convert.ToInt32(textBox1.Text)); inputstatus = false; } //calculating squareroot private void button21_Click(object sender, EventArgs e) { textBox1.Text = Convert.ToString(System.Math.Sqrt(Convert.ToDouble(textBox1.Text))); inputstatus = false; } //x raise to power y private void button22_Click(object sender, EventArgs e) { no1 = textBox1.Text; textBox1.Text = ""; constfun = "x^y"; } //when CE button is pressed private void button23_Click(object sender, EventArgs e) { textBox1.Text = String.Empty; inputstatus = true; } //To set Pi value private void button4_Click(object sender, EventArgs e) { textBox1.Text = "3.141592654"; } //sin function private void button24_Click(object sender, EventArgs e) { //if radian is selected if (radioButton3.Checked==true) { textBox1.Text = Convert.ToString(System.Math.Sin(Convert.ToDouble(textBox1.Text))); inputstatus = false; } //if degree is selected else { textBox1.Text = Convert.ToString(System.Math.Sin((Convert.ToDouble(System.Math.PI)/180)*(Convert.ToDouble(textBox1.Text)))); inputstatus = false; } } //cos function private void button25_Click(object sender, EventArgs e) { //radian selected if (radioButton3.Checked==true) { textBox1.Text = Convert.ToString(System.Math.Cos(Convert.ToDouble(textBox1.Text))); inputstatus = false; } //degree selected else { textBox1.Text = Convert.ToString(System.Math.Cos((Convert.ToDouble(System.Math.PI)/180)*(Convert.ToDouble(textBox1.Text)))); inputstatus = false; } } //tan function private void button26_Click(object sender, EventArgs e) { //radian selected if (radioButton3.Checked==true) { textBox1.Text = Convert.ToString(System.Math.Tan(Convert.ToDouble(textBox1.Text))); inputstatus = false; } //degree selected else { textBox1.Text = Convert.ToString(System.Math.Tan((Convert.ToDouble(System.Math.PI)/180)*(Convert.ToDouble(textBox1.Text)))); inputstatus = false; } } //calculationg 1/x private void button27_Click(object sender, EventArgs e) { textBox1.Text = Convert.ToString(Convert.ToDouble(1.0 / Convert.ToDouble(textBox1.Text))); inputstatus = false; } //calculting x! private void button28_Click(object sender, EventArgs e) { int var1=1; for (int i = 1; i <= Convert.ToInt16(textBox1.Text); i++) { var1 = var1 * i; } textBox1.Text = Convert.ToString(var1); inputstatus = false; } //calculationg log10 private void button29_Click(object sender, EventArgs e) { textBox1.Text=Convert.ToString(System.Math.Log10(Convert.ToDouble(textBox1.Text))); inputstatus=false; } //calculation natural log private void button30_Click(object sender, EventArgs e) { textBox1.Text=Convert.ToString(System.Math.Log(Convert.ToDouble(textBox1.Text))); inputstatus=false; } //backspace key is presseed private void button31_Click(object sender, EventArgs e) { no1= textBox1.Text; int n=no1.Length; textBox1.Text=(no1.Substring(0,n-1)); //removing values one by one onclick of backspace button } //when mod operator(%) is presseed private void button32_Click(object sender, EventArgs e) { no1 = textBox1.Text; textBox1.Text = ""; constfun = "mod"; //explaned earlier to calculate mod in fncalc() } //coding for +/- key private void button33_Click(object sender, EventArgs e) { textBox1.Text = Convert.ToString(-Convert.ToInt32(textBox1.Text)); inputstatus = false; } //Sin inverese fun private void button35_Click(object sender, EventArgs e) { if (radioButton3.Checked==true) { textBox1.Text = Convert.ToString(System.Math.Asin(Convert.ToDouble(textBox1.Text))); inputstatus = false; } else { textBox1.Text = Convert.ToString(System.Math.Asin((Convert.ToDouble(System.Math.PI)/180)*(Convert.ToDouble(textBox1.Text)))); inputstatus = false; } } //cos inverese fun private void button34_Click(object sender, EventArgs e) { if (radioButton3.Checked==true) { textBox1.Text = Convert.ToString(System.Math.Acos(Convert.ToDouble(textBox1.Text))); inputstatus = false; } else { textBox1.Text = Convert.ToString(System.Math.Acos((Convert.ToDouble(System.Math.PI)/180)*(Convert.ToDouble(textBox1.Text)))); inputstatus = false; } } //tan inverese fun private void button36_Click(object sender, EventArgs e) { if (radioButton3.Checked == true) { textBox1.Text = Convert.ToString(System.Math.Atan(Convert.ToDouble(textBox1.Text))); inputstatus = false; } else { textBox1.Text = Convert.ToString(System.Math.Atan((Convert.ToDouble(System.Math.PI)/180) * (Convert.ToDouble(textBox1.Text)))); inputstatus = false; } } private void radioButton3_CheckedChanged(object sender, EventArgs e) { } //permutation private void button37_Click(object sender, EventArgs e) { no1 = textBox1.Text; textBox1.Text = ""; constfun = "nPr"; } //combination private void button38_Click(object sender, EventArgs e) { no1 = textBox1.Text; textBox1.Text = ""; constfun = "nCr"; } private void Form1_Load(object sender, EventArgs e) { } private void monthCalendar1_DateChanged(object sender, DateRangeEventArgs e) { } //coding for off button private void button39_Click(object sender, EventArgs e) { textBox1.Enabled = false; textBox1.Text = ""; inputstatus = false; } private void radioButton1_CheckedChanged(object sender, EventArgs e) { } private void userControl11_Load(object sender, EventArgs e) { Application.Exit(); } private void userControl11_Load_1(object sender, EventArgs e) { } private void userControl11_Load_2(object sender, EventArgs e) { } } } |
