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annotate src/org/tn5250j/framework/tn5250/ScreenField.java @ 103:1a34365fab9b
merge
| author | Carl Byington <carl@five-ten-sg.com> |
|---|---|
| date | Tue, 17 Jun 2014 22:01:53 -0700 |
| parents | 294435151b0c |
| children | 77ac18bc1b2f |
| rev | line source |
|---|---|
| 3 | 1 /** |
| 2 * Title: tn5250J | |
| 3 * Copyright: Copyright (c) 2001 | |
| 4 * Company: | |
| 5 * @author Kenneth J. Pouncey | |
| 6 * @version 0.4 | |
| 7 * | |
| 8 * Description: | |
| 9 * | |
| 10 * This program is free software; you can redistribute it and/or modify | |
| 11 * it under the terms of the GNU General Public License as published by | |
| 12 * the Free Software Foundation; either version 2, or (at your option) | |
| 13 * any later version. | |
| 14 * | |
| 15 * This program is distributed in the hope that it will be useful, | |
| 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 18 * GNU General Public License for more details. | |
| 19 * | |
| 20 * You should have received a copy of the GNU General Public License | |
| 21 * along with this software; see the file COPYING. If not, write to | |
| 22 * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, | |
| 23 * Boston, MA 02111-1307 USA | |
| 24 * | |
| 25 */ | |
| 26 package org.tn5250j.framework.tn5250; | |
| 27 | |
| 28 public class ScreenField { | |
| 29 | |
| 30 protected ScreenField(Screen5250 s) { | |
| 31 | |
| 32 this.s = s; | |
| 33 | |
| 34 } | |
| 35 | |
| 36 protected ScreenField setField(int attr, int len, int ffw1, int ffw2, | |
| 37 int fcw1, int fcw2) { | |
| 38 | |
| 39 return setField(attr, | |
| 40 s.getCurrentRow() - 1, | |
| 41 s.getCurrentCol() - 1, | |
| 42 len, | |
| 43 ffw1, | |
| 44 ffw2, | |
| 45 fcw1, | |
| 46 fcw2); | |
| 47 } | |
| 48 | |
| 49 protected ScreenField setField(int attr, int row, int col, int len, int ffw1, int ffw2, | |
| 50 int fcw1, int fcw2) { | |
| 51 | |
| 52 // startRow = row; | |
| 53 // startCol = col; | |
| 54 cursorProg = 0; | |
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55 fieldId = 0; |
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56 length = len; |
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57 startPos = (row * s.getColumns()) + col; |
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58 endPos = startPos + length - 1; |
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59 this.attr = attr; |
| 3 | 60 setFFWs(ffw1,ffw2); |
| 61 setFCWs(fcw1,fcw2); | |
| 62 | |
| 63 next = null; | |
| 64 prev = null; | |
| 65 | |
| 66 return this; | |
| 67 | |
| 68 } | |
| 69 | |
| 70 public int getAttr(){ | |
| 71 return attr; | |
| 72 } | |
| 73 | |
| 74 public int getHighlightedAttr(){ | |
| 75 return (fcw2 & 0x0f) | 0x20; | |
| 76 } | |
| 77 | |
| 78 public int getLength(){ | |
| 79 return length; | |
| 80 } | |
| 81 | |
| 82 protected boolean setFFWs(int ffw1, int ffw2) { | |
| 83 | |
| 84 this.ffw1 = ffw1; | |
| 85 this.ffw2 = ffw2; | |
| 86 | |
| 87 int adj = getAdjustment(); | |
| 88 | |
| 89 if (adj > 0) { | |
| 90 checkCanSend = true; | |
| 91 | |
| 92 switch (adj) { | |
| 93 | |
| 94 case 5: | |
| 95 case 6: | |
| 96 rightAdjd = false; | |
| 97 break; | |
| 98 case 7: | |
| 99 manditoried = false; | |
| 100 break; | |
| 101 } | |
| 102 | |
| 103 } | |
| 104 mdt = (ffw1 & 0x8 ) == 0x8; | |
| 105 // if (mdt) | |
| 106 // s.masterMDT = true; | |
| 107 return mdt; | |
| 108 } | |
| 109 | |
| 110 | |
| 111 public int getFFW1(){ | |
| 112 return ffw1; | |
| 113 } | |
| 114 public int getFFW2(){ | |
| 115 return ffw2; | |
| 116 } | |
| 117 | |
| 118 protected void setFCWs(int fcw1, int fcw2) { | |
| 119 | |
| 120 this.fcw1 = fcw1; | |
| 121 this.fcw2 = fcw2; | |
| 122 | |
| 123 // if ((fcw1 & 0x88) == 0x88) { | |
| 124 if (fcw1 == 0x88) { | |
| 125 | |
| 126 cursorProg = fcw2; | |
| 127 } | |
| 128 } | |
| 129 | |
| 130 public int getFCW1(){ | |
| 131 return fcw1; | |
| 132 } | |
| 133 | |
| 134 public int getFCW2(){ | |
| 135 return fcw2; | |
| 136 } | |
| 137 | |
| 138 public int getFieldLength(){ | |
| 139 return length; | |
| 140 } | |
| 141 | |
| 142 public int getCursorProgression() { | |
| 143 return cursorProg; | |
| 144 } | |
| 145 | |
| 146 public int getFieldId() { | |
| 147 return fieldId; | |
| 148 } | |
| 149 | |
| 150 protected void setFieldId(int fi) { | |
| 151 fieldId = fi; | |
| 152 } | |
| 153 | |
| 154 public int getCursorRow() { | |
| 155 | |
| 156 return cursorPos / s.getColumns(); | |
| 157 } | |
| 158 | |
| 159 public int getCursorCol() { | |
| 160 | |
| 161 return cursorPos % s.getColumns(); | |
| 162 } | |
| 163 | |
| 164 protected void changePos(int i) { | |
| 165 | |
| 166 cursorPos += i; | |
| 167 | |
| 168 } | |
| 169 | |
| 170 protected String getText() { | |
| 171 StringBuffer text = new StringBuffer(); | |
| 172 getKeyPos(endPos); | |
| 173 int x = length; | |
| 174 text.setLength(x); | |
| 175 while (x-- > 0) { | |
| 176 | |
| 177 // here we manipulate the unicode characters a little for attributes | |
| 178 // that are imbedded in input fields. We will offset them by unicode | |
| 179 // \uff00. All routines that process these fields will have to | |
| 180 // return them to their proper offsets. | |
| 181 // example: | |
| 182 // if we read an attribute byte of 32 for normal display the unicode | |
| 183 // character for this is \u0020 and the unicode character for | |
| 184 // a space is also \u0020 thus the offset. | |
| 185 if (s.planes.isAttributePlace(cursorPos)) { | |
| 186 text.setCharAt(x,(char)('\uff00' + s.planes.getCharAttr(cursorPos))); | |
| 187 } | |
| 188 else { | |
| 189 text.setCharAt(x,s.planes.getChar(cursorPos)); | |
| 190 } | |
| 191 changePos(-1); | |
| 192 | |
| 193 } | |
| 194 | |
| 195 // Since only the mdt of the first continued field is set we will get | |
| 196 // the text of the next continued field if we are dealing with continued | |
| 197 // fields. See routine setMDT for the whys of this. This is only | |
| 198 // executed if this is the first field of a continued field. | |
| 199 if (isContinued() && isContinuedFirst()) { | |
| 200 ScreenField sf = this; | |
| 201 do { | |
| 202 sf = sf.next; | |
| 203 text.append(sf.getText()); | |
| 204 } | |
| 205 while (!sf.isContinuedLast()); | |
| 206 | |
| 207 sf = null; | |
| 208 } | |
| 209 | |
| 210 return text.toString(); | |
| 211 | |
| 212 } | |
| 213 | |
| 214 public String getString() { | |
| 215 | |
| 216 | |
| 217 StringBuffer text = new StringBuffer(); | |
| 218 getKeyPos(endPos); | |
| 219 int x = length; | |
| 220 text.setLength(x); | |
| 221 while (x-- > 0) { | |
| 222 | |
| 223 // here we manipulate the unicode characters a little for attributes | |
| 224 // that are imbedded in input fields. We will offset them by unicode | |
| 225 // \uff00. All routines that process these fields will have to | |
| 226 // return them to their proper offsets. | |
| 227 // example: | |
| 228 // if we read an attribute byte of 32 for normal display the unicode | |
| 229 // character for this is \u0020 and the unicode character for | |
| 230 // a space is also \u0020 thus the offset. | |
| 231 if (s.planes.isAttributePlace(cursorPos)) { | |
| 232 text.setCharAt(x,(char)('\uff00' + s.planes.getCharAttr(cursorPos))); | |
| 233 } | |
| 234 else { | |
| 235 if (s.planes.getChar(cursorPos) < ' ') | |
| 236 text.setCharAt(x,' '); | |
| 237 else | |
| 238 text.setCharAt(x,s.planes.getChar(cursorPos)); | |
| 239 } | |
| 240 changePos(-1); | |
| 241 | |
| 242 } | |
| 243 | |
| 244 // Since only the mdt of the first continued field is set we will get | |
| 245 // the text of the next continued field if we are dealing with continued | |
| 246 // fields. See routine setMDT for the whys of this. This is only | |
| 247 // executed if this is the first field of a continued field. | |
| 248 if (isContinued() && isContinuedFirst()) { | |
| 249 ScreenField sf = this; | |
| 250 do { | |
| 251 sf = sf.next; | |
| 252 text.append(sf.getString()); | |
| 253 } | |
| 254 while (!sf.isContinuedLast()); | |
| 255 | |
| 256 sf = null; | |
| 257 } | |
| 258 | |
| 259 return text.toString(); | |
| 260 | |
| 261 } | |
| 262 | |
| 263 public void setFieldChar(char c) { | |
| 264 | |
| 265 int x = length; | |
| 266 cursorPos = startPos; | |
| 267 while (x-- > 0) { | |
| 268 s.planes.setChar(cursorPos,c); | |
| 269 changePos(1); | |
| 270 } | |
| 271 | |
| 272 } | |
| 273 | |
| 274 public void setFieldChar(int lastPos, char c) { | |
| 275 | |
| 276 int x = endPos - lastPos + 1; | |
| 277 cursorPos = lastPos; | |
| 278 while (x-- > 0) { | |
| 279 s.planes.setChar(cursorPos,c); | |
| 280 s.setDirty(cursorPos); | |
| 281 changePos(1); | |
| 282 } | |
| 283 } | |
| 284 | |
| 285 protected void setRightAdjusted() { | |
| 286 rightAdjd = true; | |
| 287 } | |
| 288 | |
| 289 protected void setManditoryEntered() { | |
| 290 | |
| 291 manditoried = true; | |
| 292 } | |
| 293 | |
| 294 protected void resetMDT() { | |
| 295 mdt = false; | |
| 296 | |
| 297 } | |
| 298 | |
| 299 protected void setMDT() { | |
| 300 | |
| 301 // get the first field of a continued edit field if it is continued | |
| 302 if (isContinued() && !isContinuedFirst()) { | |
| 303 ScreenField sf = prev; | |
| 304 while (sf.isContinued() && !sf.isContinuedFirst()) { | |
| 305 | |
| 306 sf = sf.prev; | |
| 307 | |
| 308 } | |
| 309 sf.setMDT(); | |
| 310 sf = null; | |
| 311 } | |
| 312 else { | |
| 313 mdt = true; | |
| 314 } | |
| 315 | |
| 316 } | |
| 317 | |
| 318 public boolean isBypassField() { | |
| 319 | |
| 320 return (ffw1 & 0x20) == 0x20; | |
| 321 | |
| 322 } | |
| 323 | |
| 324 public int getAdjustment () { | |
| 325 | |
| 326 return (ffw2 & 0x7); | |
| 327 } | |
| 328 | |
| 329 // is field exit required | |
| 330 public boolean isFER () { | |
| 331 | |
| 332 return (ffw2 & 0x40) == 0x40; | |
| 333 } | |
| 334 | |
| 335 // is field manditory enter | |
| 336 public boolean isMandatoryEnter() { | |
| 337 | |
| 338 return (ffw2 & 0x8) == 0x8; | |
| 339 | |
| 340 } | |
| 341 | |
| 342 public boolean isToUpper() { | |
| 343 | |
| 344 return (ffw2 & 0x20) == 0x20; | |
| 345 | |
| 346 } | |
| 347 | |
| 348 // bits 5 - 7 | |
| 349 public int getFieldShift () { | |
| 350 | |
| 351 return (ffw1 & 0x7); | |
| 352 | |
| 353 } | |
| 354 | |
| 355 public boolean isHiglightedEntry() { | |
| 356 | |
| 357 return (fcw1 == 0x89); | |
| 358 | |
| 359 } | |
| 360 | |
| 361 public boolean isAutoEnter() { | |
| 362 | |
| 363 return (ffw2 & 0x80) == 0x80; | |
| 364 | |
| 365 } | |
| 366 | |
| 367 public boolean isSignedNumeric () { | |
| 368 | |
| 369 return (getFieldShift() == 7); | |
| 370 | |
| 371 } | |
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372 |
| 3 | 373 public boolean isRightToLeft() { |
| 374 return (getFieldShift() == 0x04); | |
| 375 } | |
| 376 | |
| 377 public boolean isNumeric () { | |
| 378 | |
| 379 return (getFieldShift() == 3); | |
| 380 | |
| 381 } | |
| 382 | |
| 383 public boolean isDupEnabled() { | |
| 384 | |
| 385 return (ffw1 & 0x10) == 0x10; | |
| 386 | |
| 387 } | |
| 388 | |
| 389 public boolean isContinued() { | |
| 390 | |
| 391 return (fcw1 & 0x86) == 0x86 && (fcw2 >= 1 && fcw2 <= 3) ; | |
| 392 | |
| 393 } | |
| 394 | |
| 395 public boolean isContinuedFirst() { | |
| 396 | |
| 397 return (fcw1 & 0x86) == 0x86 && (fcw2 == 1); | |
| 398 | |
| 399 } | |
| 400 | |
| 401 public boolean isContinuedMiddle() { | |
| 402 | |
| 403 return (fcw1 & 0x86) == 0x86 && (fcw2 == 3); | |
| 404 | |
| 405 } | |
| 406 | |
| 407 public boolean isContinuedLast() { | |
| 408 | |
| 409 return (fcw1 & 0x86) == 0x86 && (fcw2 == 2); | |
| 410 | |
| 411 } | |
| 412 | |
| 413 protected boolean isCanSend() { | |
| 414 | |
| 415 int adj = getAdjustment(); | |
| 416 | |
| 417 // here we need to check the Field Exit Required value first before checking | |
| 418 // the adjustments. If the last character has been entered and we are | |
| 419 // now setting past the last position then we are allowed to process the | |
| 420 // the field without continuing. | |
| 421 if (isFER() && cursorPos > endPos) { | |
| 422 return true; | |
| 423 } | |
| 424 | |
| 425 // signed numeric fields need to be checked as well. | |
| 426 if (isSignedNumeric() && cursorPos < endPos - 1) { | |
| 427 return false; | |
| 428 } | |
| 429 | |
| 430 if (adj > 0) { | |
| 431 | |
| 432 switch (adj) { | |
| 433 | |
| 434 case 5: | |
| 435 case 6: | |
| 436 return rightAdjd; | |
| 437 case 7: | |
| 438 return manditoried; | |
| 439 default: | |
| 440 return true; | |
| 441 } | |
| 442 | |
| 443 } | |
| 444 return true; | |
| 445 } | |
| 446 | |
| 447 public boolean isSelectionField() { | |
| 448 | |
| 449 return isSelectionField; | |
| 450 | |
| 451 } | |
| 452 | |
| 453 public void setSelectionFieldInfo(int type, int index, int position) { | |
| 454 | |
| 455 selectionFieldType = type; | |
| 456 selectionIndex = index; | |
| 457 selectionPos = position; | |
| 458 isSelectionField = true; | |
| 459 | |
| 460 } | |
| 461 | |
| 462 protected int getKeyPos(int row1, int col1) { | |
| 463 | |
| 464 int x = ((row1 * s.getColumns()) + col1); | |
| 465 int y = x - startPos(); | |
| 466 cursorPos = x; | |
| 467 | |
| 468 return y; | |
| 469 } | |
| 470 | |
| 471 protected int getKeyPos(int pos) { | |
| 472 | |
| 473 int y = pos - startPos(); | |
| 474 cursorPos = pos; | |
| 475 | |
| 476 return y; | |
| 477 } | |
| 478 | |
| 479 public int getCurrentPos() { | |
| 480 | |
| 481 return cursorPos; | |
| 482 } | |
| 483 | |
| 484 public boolean withinField (int pos) { | |
| 485 | |
| 486 if (pos >= startPos && pos <= endPos) | |
| 487 return true; | |
| 488 return false; | |
| 489 | |
| 490 } | |
| 491 | |
| 492 public int startPos() { | |
| 493 | |
| 494 return startPos; | |
| 495 } | |
| 496 | |
| 497 /** | |
| 498 * Get the starting row of the field. Offset is 0 so row 6 returned | |
| 499 * is row 7 mapped to screen | |
| 500 * @return int starting row of the field offset 0 | |
| 501 */ | |
| 502 public int startRow() { | |
| 503 | |
| 504 return startPos / s.getColumns(); | |
| 505 | |
| 506 } | |
| 507 | |
| 508 /** | |
| 509 * Get the starting column of the field. Offset is 0 so column 6 returned | |
| 510 * is column 7 mapped to screen | |
| 511 * @return int starting column of the field offset 0 | |
| 512 */ | |
| 513 public int startCol() { | |
| 514 | |
| 515 return startPos % s.getColumns(); | |
| 516 | |
| 517 } | |
| 518 | |
| 519 public int endPos() { | |
| 520 | |
| 521 return endPos; | |
| 522 | |
| 523 } | |
| 524 | |
| 525 /** | |
| 526 * Sets the field's text plane to the specified string. If the string is | |
| 527 * shorter than the length of the field, the rest of the field is cleared. | |
| 528 * If the string is longer than the field, the text is truncated. A subsequent | |
| 529 * call to getText on this field will not show the changed text. To see the | |
| 530 * changed text, do a refresh on the iOhioFields collection and retrieve the | |
| 531 * refreshed field object. | |
| 532 * | |
| 533 * @param text - The text to be placed in the field's text plane. | |
| 534 */ | |
| 535 public void setString(String text) { | |
| 536 | |
| 537 int y = length; | |
| 538 cursorPos = startPos; | |
| 539 int len = text.length(); | |
| 540 char[] c = text.toCharArray(); | |
| 541 char tc = ' '; | |
| 542 | |
| 543 for (int x = 0; x < y; x++) { | |
| 544 tc = ' '; | |
| 545 if (x < len) { | |
| 546 tc = c[x]; | |
| 547 } | |
| 548 s.getPlanes().setChar(cursorPos,tc); | |
| 549 changePos(1); | |
| 550 } | |
| 551 setMDT(); | |
| 552 s.getScreenFields().setMasterMDT(); | |
| 553 } | |
| 554 | |
| 555 public String toString() { | |
| 556 int fcw = (fcw1 & 0xff) << 8 | fcw2 & 0xff; | |
| 557 return "startRow = " + startRow() + " startCol = " + startCol() + | |
| 558 " length = " + length + " ffw1 = (0x" + Integer.toHexString(ffw1) + | |
| 559 ") ffw2 = (0x" + Integer.toHexString(ffw2) + | |
| 560 ") fcw1 = (0x" + Integer.toHexString(fcw1) + | |
| 561 ") fcw2 = (0x" + Integer.toHexString(fcw2) + | |
| 562 ") fcw = (" + Integer.toBinaryString(fcw) + | |
| 563 ") fcw hex = (0x" + Integer.toHexString(fcw) + | |
| 564 ") is bypass field = " + isBypassField() + | |
| 565 ") is autoenter = " + isAutoEnter() + | |
| 566 ") is manditoryenter = " + isMandatoryEnter() + | |
| 567 ") is field exit required = " + isFER() + | |
| 568 ") is Numeric = " + isNumeric() + | |
| 569 ") is Signed Numeric = " + isSignedNumeric() + | |
| 570 ") is cursor progression = " + (fcw1 == 0x88) + | |
| 571 ") next progression field = " + fcw2 + | |
| 572 ") field id " + fieldId + | |
| 573 " continued edit field = " + isContinued() + | |
| 574 " first continued edit field = " + isContinuedFirst() + | |
| 575 " middle continued edit field = " + isContinuedMiddle() + | |
| 576 " last continued edit field = " + isContinuedLast() + | |
| 577 " mdt = " + mdt; | |
| 578 } | |
| 579 | |
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580 public int getStartPos() { |
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changeset
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581 return startPos; |
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582 } |
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583 |
| 3 | 584 int startPos = 0; |
| 585 int endPos = 0; | |
| 586 boolean mdt = false; | |
| 587 protected boolean checkCanSend; | |
| 588 protected boolean rightAdjd; | |
| 589 protected boolean manditoried; | |
| 590 boolean canSend = true; | |
| 591 int attr = 0; | |
| 592 int length = 0; | |
| 593 int ffw1 = 0; | |
| 594 int ffw2 = 0; | |
| 595 int fcw1 = 0; | |
| 596 int fcw2 = 0; | |
| 597 int cursorPos = 0; | |
| 598 Screen5250 s; | |
| 599 int cursorProg = 0; | |
| 600 int fieldId = 0; | |
| 601 ScreenField next = null; | |
| 602 ScreenField prev = null; | |
| 603 boolean isSelectionField; | |
| 604 int selectionFieldType; | |
| 605 int selectionIndex; | |
| 606 int selectionPos; | |
| 607 } |