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comparison src/aci2/mfw/mfw_edt.c @ 3:93999a60b835

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src/aci2, src/condat2: import of g23m/condat source pieces from TCS211
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 26 Sep 2016 00:29:36 +0000
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2:c41a534f33c6 3:93999a60b835
1 /*
2 +--------------------------------------------------------------------+
3 | PROJECT: MMI-Framework (8417) $Workfile:: mfw_edt.c $|
4 | $Author:: Es $ CONDAT GmbH $Revision:: 15 $|
5 | CREATED: 21.09.98 $Modtime:: 23.03.00 8:57 $|
6 | STATE : code |
7 +--------------------------------------------------------------------+
8
9 MODULE : MFW_EDT
10
11 PURPOSE : edit handling functions
12
13 EXPORT :
14
15 TO DO :
16
17 $History:: mfw_edt.c
18
19 Aug 16, 2004 REF: CRR 24323 Deepa M.D
20 Bug:Clenup of sprintf used for tracing
21 Fix:Replace the char buf[]; sprintf (buf, "...", ...); TRACE_EVENT (buf); statements by TRACE_EVENT_PX $
22 *
23 * ***************** Version 15 *****************
24 * User: Es Date: 23.03.00 Time: 14:40
25 * Updated in $/GSM/Condat/MS/SRC/MFW
26 * added edtUnhide()
27 *
28 * ***************** Version 14 *****************
29 * User: Kk Date: 21.02.00 Time: 9:36
30 * Updated in $/GSM/Condat/MS/SRC/MFW
31 * changes from es inserted
32 *
33 * ***************** Version 13 *****************
34 * User: Es Date: 18.02.00 Time: 15:45
35 * Updated in $/GSM/Condat/MS/SRC/MFW
36 * added edit controls: ecTop, ecBottom
37 |
38 | ***************** Version 12 *****************
39 | User: Le Date: 6.01.00 Time: 9:23
40 | Updated in $/GSM/Condat/MS/SRC/MFW
41 | Alignment of MFW versions
42 *
43 * ***************** Version 3 *****************
44 * User: Kk Date: 13.12.99 Time: 17:30
45 * Updated in $/GSM/Condat/SND-MMI/MFW
46 *
47 * ***************** Version 2 *****************
48 * User: Es Date: 22.11.99 Time: 10:29
49 * Updated in $/GSM/Condat/SND-MMI/MFW
50 *
51 * ***************** Version 1 *****************
52 * User: Es Date: 18.11.99 Time: 16:35
53 * Created in $/GSM/Condat/SND-MMI/MFW
54 * Initial
55 *
56 * ***************** Version 11 *****************
57 * User: Es Date: 6.07.99 Time: 12:18
58 * Updated in $/GSM/DEV/MS/SRC/MFW
59 *
60 * ***************** Version 10 *****************
61 * User: Es Date: 14.04.99 Time: 17:34
62 * Updated in $/GSM/DEV/MS/SRC/MFW
63 * moved to CST
64 |
65 | ***************** Version 9 *****************
66 | User: Le Date: 14.04.99 Time: 9:51
67 | Updated in $/GSM/DEV/MS/SRC/MFW
68 *
69 * ***************** Version 8 *****************
70 * User: Es Date: 1.04.99 Time: 17:07
71 * Updated in $/GSM/DEV/MS/SRC/MFW
72 * removed lots of traces
73 *
74 * ***************** Version 7 *****************
75 * User: Es Date: 18.02.99 Time: 17:01
76 * Updated in $/GSM/DEV/MS/SRC/MFW
77 *
78 * ***************** Version 6 *****************
79 * User: Es Date: 17.02.99 Time: 19:10
80 * Updated in $/GSM/DEV/MS/SRC/MFW
81 *
82 * ***************** Version 5 *****************
83 * User: Es Date: 8.02.99 Time: 19:06
84 * Updated in $/GSM/DEV/MS/SRC/MFW
85 * Cursor auf 0 !
86 *
87 * ***************** Version 4 *****************
88 * User: Es Date: 27.01.99 Time: 15:06
89 * Updated in $/GSM/DEV/MS/SRC/MFW
90 *
91 * ***************** Version 3 *****************
92 * User: Es Date: 14.01.99 Time: 17:19
93 * Updated in $/GSM/DEV/MS/SRC/MFW
94 *
95 * ***************** Version 2 *****************
96 * User: Es Date: 23.12.98 Time: 16:19
97 * Updated in $/GSM/DEV/MS/SRC/MFW
98 */
99
100
101 #if defined (NEW_FRAME)
102
103 #include "typedefs.h"
104 #include "vsi.h"
105 #include "pei.h"
106 #include "custom.h"
107 #include "gsm.h"
108
109 #else
110
111 #include "STDDEFS.H"
112 #include "custom.h"
113 #include "gsm.h"
114 #include "vsi.h"
115
116 #endif
117
118 #include <stdio.h>
119 #include <string.h>
120
121 #include "mfw_mfw.h"
122 #include "mfw_sys.h"
123 #include "gdi.h"
124 #include "dspl.h"
125 #include "mfw_edt.h"
126 #include "font_bitmaps.h"
127
128 #include "mfw_mmi.h"
129
130 #define TIME_TRACE_EVENT TRACE_EVENT
131 #ifndef TIME_TRACE_EVENT
132 #define TIME_TRACE_EVENT
133 #endif
134
135 static int edtInsert (int c, char *b, int s, U8 curMode, U16 curCP);
136 static int edtCommand (U32 cmd, void *h);
137 void moveLeft (char * str, int ofs);
138
139 static void edtUnicodeSplitLine (int px, int py, int ls, int ly, U16 *tp);
140
141 static void moveLeftUnicode(U16 *unicodeStr, int nChars);
142 static int edtInsertUnicode (MfwEdt *e, int c, U16 *b, int s);
143
144 U16 strlenUnicode(U16* str);
145
146 static void edtOutTextLines (int px, int py, int ls, int ly, U16 *tpUnicode, unsigned char* tpAscii,
147 int fontHeight, int display);
148 MfwRes updateWindow (MfwEdt *e, int dy );
149
150 int isAWordChar( char chr);
151
152 //Define the chars that correspond to the end of a word.
153 #define STR_WORDBREAK " .?!"
154
155 /*
156 +--------------------------------------------------------------------+
157 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
158 | STATE : code ROUTINE : edtInit |
159 +--------------------------------------------------------------------+
160
161 PURPOSE : initialize edit handler
162
163 */
164
165 MfwRes edtInit (void)
166 {
167 mfwCommand[MfwTypEdt] = (MfwCb) edtCommand;
168
169 return MfwResOk;
170 }
171
172
173 /*
174 +--------------------------------------------------------------------+
175 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
176 | STATE : code ROUTINE : edtExit |
177 +--------------------------------------------------------------------+
178
179 PURPOSE : finalize edit handler
180
181 */
182
183 MfwRes edtExit (void)
184 {
185 mfwCommand[MfwTypEdt] = 0;
186
187 return MfwResOk;
188 }
189
190
191 /*
192 +--------------------------------------------------------------------+
193 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
194 | STATE : code ROUTINE : edtCreate |
195 +--------------------------------------------------------------------+
196
197 PURPOSE : create editor control
198
199 */
200
201 MfwHnd edtCreate (MfwHnd w, MfwEdtAttr *a, MfwEvt e, MfwCb f)
202 {
203 MfwHdr *hdr = (MfwHdr *) mfwAlloc(sizeof(MfwHdr));
204 MfwEdt *edt = (MfwEdt *) mfwAlloc(sizeof(MfwEdt));
205 MfwHdr *insert_status =0;
206 TRACE_FUNCTION("edtCreate");
207
208 if (!hdr || !edt)
209 {
210 TRACE_ERROR("ERROR: edtCreate() Mem Alloc Failed.");
211
212 if(hdr)
213 mfwFree((U8*)hdr,sizeof(MfwHdr));
214
215 if(edt)
216 mfwFree((U8*)edt,sizeof(MfwEdt));
217 return 0;
218 }
219
220 edt->mask = e;
221 edt->flags = 0;
222 edt->handler = f;
223 edt->attr = a;
224 edt->cp = 0; /* cursor position */
225 edt->curOffs = 0;
226
227 hdr->data = edt;
228 hdr->type = MfwTypEdt;
229
230 edtUpdate(edt);
231
232 insert_status = mfwInsert(w,hdr);
233
234 if(!insert_status)
235 {
236 TRACE_ERROR("ERROR: edtCreate() Failed to Install Handler. ");
237 mfwFree((U8*)hdr,sizeof(MfwHdr));
238 mfwFree((U8*)edt,sizeof(MfwEdt));
239 return 0;
240 }
241 return insert_status;
242 }
243
244
245 /*
246 +--------------------------------------------------------------------+
247 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
248 | STATE : code ROUTINE : edtDelete |
249 +--------------------------------------------------------------------+
250
251 PURPOSE : delete editor control
252
253 */
254
255 MfwRes edtDelete (MfwHnd e)
256 {
257 MfwRes res;
258
259 if (!e)
260 return MfwResIllHnd;
261
262 edtHide(e); /* hide editor contents */
263 res = (mfwRemove(e)) ? MfwResOk : MfwResIllHnd;
264
265 mfwFree(((MfwHdr *) e)->data,sizeof(MfwEdt));
266 mfwFree(e,sizeof(MfwHdr));
267
268 return res;
269 }
270
271
272 /*
273 +--------------------------------------------------------------------+
274 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
275 | STATE : code ROUTINE : edtReset |
276 +--------------------------------------------------------------------+
277
278 PURPOSE : reset editor control
279
280 */
281
282 MfwRes edtReset (MfwHnd w)
283 {
284 MfwEdt *e;
285
286
287 TRACE_FUNCTION("edtReset()");
288 if (!w)
289 return MfwResIllHnd; /* editor does not exist */
290
291 e = ((MfwHdr *) w)->data;
292
293 if (!e)
294 return MfwResIllHnd; /* editor does not exist */
295
296 e->cp = 0; /* cursor position */
297 e->curOffs = 0;
298
299 return MfwResOk;
300 }
301
302
303 /*
304 +--------------------------------------------------------------------+
305 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
306 | STATE : code ROUTINE : edtShow |
307 +--------------------------------------------------------------------+
308
309 PURPOSE : show editor
310
311 */
312
313 MfwRes edtShow (MfwHnd e)
314 {
315 MfwEdt *edt;
316
317 TRACE_FUNCTION("edtShow()");
318
319 if (!e)
320 return MfwResIllHnd; /* editor does not exist */
321
322 edt = ((MfwHdr *) e)->data; /* get control block */
323
324 edt->flags |= MfwEdtVisible; /* editor is visible */
325 if (edt->handler) /* call event handler */
326 if (edt->mask & MfwEdtVisible)
327 edt->handler(MfwEdtVisible,edt);
328 edt->display = 1; /* really show it */
329 edtUpdate(edt); /* draw editor elements */
330
331 return MfwResOk;
332 }
333
334
335 /*
336 +--------------------------------------------------------------------+
337 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
338 | STATE : code ROUTINE : edtHide |
339 +--------------------------------------------------------------------+
340
341 PURPOSE : hide editor
342
343 */
344
345 MfwRes edtHide (MfwHnd e)
346 {
347 MfwEdt *edt;
348
349 TRACE_FUNCTION("edtHide()");
350 if (!e)
351 return MfwResIllHnd; /* element does not exist */
352
353 edt = ((MfwHdr *) e)->data; /* get edit control block */
354 edt->flags &= ~MfwEdtVisible; /* editor is not visible */
355 if (edt->handler) /* call event handler */
356 if (edt->mask & MfwEdtVisible)
357 edt->handler(MfwEdtVisible,edt);
358
359 return MfwResOk;
360 }
361
362
363 /*
364 +--------------------------------------------------------------------+
365 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
366 | STATE : code ROUTINE : edtUnhide |
367 +--------------------------------------------------------------------+
368
369 PURPOSE : unhide editor (without drawing)
370
371 */
372
373 MfwRes edtUnhide (MfwHnd e)
374 {
375 MfwEdt *edt;
376
377 TRACE_FUNCTION("edtunhide()");
378
379 if (!e)
380 return MfwResIllHnd; /* element does not exist */
381
382 edt = ((MfwHdr *) e)->data; /* get edit control block */
383 edt->flags |= MfwEdtVisible; /* editor is visible */
384 if (edt->handler) /* call event handler */
385 if (edt->mask & MfwEdtVisible)
386 edt->handler(MfwEdtVisible,edt);
387
388 return MfwResOk;
389 }
390
391
392 /*
393 +--------------------------------------------------------------------+
394 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
395 | STATE : code ROUTINE : edtClear |
396 +--------------------------------------------------------------------+
397
398 PURPOSE : clear editor
399
400 */
401
402 MfwRes edtClear (MfwHnd e)
403 {
404 MfwEdt *edt;
405
406 TRACE_FUNCTION("edtClear()");
407
408 if (!e)
409 return MfwResIllHnd; /* element does not exist */
410
411 edt = ((MfwHdr *) e)->data; /* get edit control block */
412 if (edtReset(e) && edt->attr->text)
413 {
414 *(edt->attr->text) = 0; /* clear buffer */
415 edtUpdate(edt); /* clear edit area */
416 }
417
418 return MfwResOk;
419 }
420
421
422 /*
423 +--------------------------------------------------------------------+
424 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
425 | STATE : code ROUTINE : edtUpdate |
426 +--------------------------------------------------------------------+
427
428 PURPOSE : draw editor
429 GW 06/09/01 - Call chinese update if first char is 0x80,0x81 or 0x82.
430 GW 06/09/01 - Added extra parameters to displ_setCursorPos for the size of cursor.
431 */
432
433 //Return non-zero result if chr is in the string str.
434 int chrInString(char chr,char* str)
435 {
436 int i;
437 i=0;
438
439 TRACE_FUNCTION("chrInString()");
440
441 while (str[i] != 0x00)
442 {
443 if (str[i]== chr)
444 return (i+1);
445 else
446 i++;
447 }
448 //Not found -
449 return (0);
450 }
451
452 //GW 18/09/01 Use 'isAWordChar' procedure instead of 'chrInString'
453 void findWordBounds(MfwEdt *e, int *opStChr, int *opEndChr)
454 {
455 int found;
456 int stChr,endChr;
457
458 TRACE_FUNCTION("findWordBounds()");
459
460 //Find char before start of the word.
461 stChr = e->cp-1;
462 found = FALSE;
463 while ((stChr >0) && (!found))
464 {
465 if (isAWordChar(e->attr->text[stChr])==0)
466 found = TRUE;
467 else
468 stChr--;
469 }
470 //find char after end of the word.
471 endChr = e->cp;
472 found = FALSE;
473 while ((e->attr->text[endChr]!=0x00 ) && (!found))
474 {
475 if (isAWordChar(e->attr->text[endChr])==0)
476 found = TRUE;
477 else
478 endChr++;
479 }
480 *opStChr = stChr;
481 *opEndChr = endChr;
482 }
483
484 //GW 18/09/01 Commented out debug code.
485 MfwRes edtUpdate (MfwEdt *e)
486 {
487 UBYTE temp;
488
489 char *tp;
490 S16 px, py; /* top left corner of edit */
491 S16 ls; /* width of edit window */
492 S16 ly; /* bottom of edit window */
493 U8 oldFont = -1; /* store previous font */
494 char* endChar;
495
496 unsigned char *tb;
497
498 //Data used to add word highlight
499 char saveChr[2];
500 char startHtext[2] = {0x01,0x00};
501 char endHtext[2] = {0x02,0x00};
502 int stChr,endChr;
503
504 U16* tmp;
505
506 TRACE_FUNCTION("edtUpdate()");
507
508 if (!e)
509 return MfwResIllHnd;
510
511 if (!e->attr->text)
512 return MfwResErr; /* no text to display */
513
514 //Have we still got keys in the buffer to process? - process them first!
515 if (mfwKey_skipDisplay())
516 return (MfwResOk);
517
518 tb = (unsigned char*)e->attr->text;
519
520 if ((tb[0] == 0x80) || (tb[0] == 0x81) || (tb[0] == 0x82))
521 {
522 return( edtUpdateUnicode (e ) );
523 }
524
525 temp = dspl_get_char_type();
526 dspl_set_char_type(DSPL_TYPE_ASCII);
527
528 //TRACE_EVENT_P1("flags: %d", e->flags);
529 if (!(e->flags & MfwEdtVisible))
530 e->display = 0; /* invisible editor */
531
532 resources_setColour(e->attr->edtCol);
533 tp = e->attr->text + e->curOffs; /* start of display buffer */
534 px = e->attr->win.px; /* left of edit window */
535 py = e->attr->win.py; /* top of edit window */
536 ls = e->attr->win.sx; /* width of edit window */
537 ly = (S16) (py+e->attr->win.sy); /* bottom of edit window */
538 if (e->attr->font != (U8) -1)
539 oldFont = dspl_SelectFontbyID(e->attr->font); /* setup font */
540 e->fontHeight = dspl_GetFontHeight(); /* get height of curr font */
541 e->curMode = e->attr->mode; /* setup edi mode */
542 if (e->display)
543 {
544 dspl_TextOut (e->attr->win.px, e->attr->win.py, 0, endHtext);
545 dspl_Clear(e->attr->win.px,e->attr->win.py,(U16)(ls+e->attr->win.px-1),(U16)(ly-1));
546 }
547
548 dspl_SetCursor(0,(U8)(e->curMode&edtCurMask));
549
550 //Add a space to the end of the line
551 endChar = &tp[strlen(tp)];
552 if ((endChar[0] == 0x00) &&
553 (endChar[1] == 0x00))
554 {
555 endChar[0] = ' ';
556 endChar[1] = 0x00;
557 //For some editors, we want to highlight a complete word
558 if (e->curMode & edtModWordSkip)
559 {
560
561 //find char at the start of the word
562 findWordBounds(e,&stChr,&endChr);
563 saveChr[0] = e->attr->text[stChr];
564 saveChr[1] = e->attr->text[endChr];
565 if (endChr == e->cp) // do not highlight if at the start of a word
566 {
567 if (stChr > e->curOffs)
568 e->attr->text[stChr] = 0x01;
569 else
570 dspl_TextOut (e->attr->win.px, e->attr->win.py, 0, startHtext);
571 e->attr->text[endChr] = 0x02;
572 }
573
574 }
575 edtOutTextLines(e->attr->win.px, e->attr->win.py, ls, ly, NULL, (unsigned char*)tp,
576 e->fontHeight, e->display); //* show it * /
577 if (e->curMode & edtModWordSkip)
578 {
579 e->attr->text[stChr] = saveChr[0];
580 e->attr->text[endChr]= saveChr[1];
581 }
582 //and remove space again.
583 endChar[0] = 0x00;
584 }
585 else
586 { //Cannot add space
587 edtOutTextLines(e->attr->win.px, e->attr->win.py, ls, ly, NULL, (unsigned char*)tp,
588 e->fontHeight, e->display); //* show it * /
589 }
590 //GW 18/09/01 - Display predicted word.
591 if (e->display)
592 {
593 if ((e->attr->predText[0] != '\0') && (e->attr->win.py >=e->fontHeight))
594 {
595 dspl_TextOut(0,e->attr->win.py-e->fontHeight,0," " );
596 dspl_TextOut(0,e->attr->win.py-e->fontHeight,1,e->attr->predText );
597 }
598 }
599
600 if (e->display && (e->curMode & edtCurMask))
601 {
602 dspl_SetCursorPos(e->curCX+e->attr->win.px,e->curCY,e->curCSize,(S16)e->fontHeight); // sbh 19/02/02, position cursor correctly
603 }
604 if (oldFont != (U8) -1)
605 dspl_SelectFontbyID(oldFont); /* restore previous font */
606
607 #ifdef MFW_DEBUG_DISPLAY_SIZE
608 {
609 USHORT ax,ay,aw,ah;
610 ax = e->attr->win.px;
611 ay = e->attr->win.py;
612 aw = e->attr->win.sx;
613 ah = e->attr->win.sy;
614 dspl_DrawRect(ax,ay,(ax+aw-1),(ay+ah-1));
615 {
616 /***************************Go-lite Optimization changes Start***********************/
617 // Aug 16, 2004 REF: CRR 24323 Deepa M.D
618 TRACE_EVENT_P4(" ax:%d ay:%d aw:%d ah:%d",ax,ay,aw,ah);
619 /***************************Go-lite Optimization changes end***********************/
620 }
621 }
622 #endif
623 dspl_set_char_type(temp);
624 resources_restoreColour();
625 TIME_TRACE_EVENT("edtUpdate-end");
626 return MfwResOk;
627 }
628
629
630
631 //GW 18/09/01 - Corrected linefeed definition and added carriage return definition.
632 #define UNICODE_SPACE 0x2000
633 #define UNICODE_LINEFEED 0x0A00
634 #define UNICODE_CR 0x0D00
635 #define UNICODE_EOLN 0x0000
636 #define UNICODE_NONASCII 0x00FF
637 #define UNICODE_STARTHIGHLIGHT 0x0100
638 #define UNICODE_ENDHIGHLIGHT 0x0200
639
640
641 /*
642 +--------------------------------------------------------------------+
643 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
644 | STATE : code ROUTINE : edtChar |
645 +--------------------------------------------------------------------+
646
647 PURPOSE : handle editing char
648 //GW 06/09/01 - Call chinese procedure if first char is 0x80,0x81 or 0x82 or display type is not ascii.
649
650 */
651 char getCursorChar(MfwHnd e, int offset )
652 {
653 MfwEdt *edit;
654 int chPos;
655
656 TRACE_FUNCTION("getCursorChar()");
657
658 if (!e)
659 return (0xFF);
660
661 if (((MfwHdr *)e)->type != MfwTypEdt)
662 return (0xFF); /* not an editor */
663
664 edit = ((MfwHdr *) e)->data;
665
666
667 chPos = offset + edit->cp;
668 if ((chPos < 0) || (chPos > strlen(edit->attr->text)))
669 return (0x00);
670 else
671 return (edit->attr->text[chPos]);
672 }
673 int isAWordChar( char chr)
674 { TRACE_FUNCTION("isAWordChar()");
675
676
677
678 if ( ((chr >='A') && (chr <='Z')) ||
679 ((chr >='a') && (chr <='z')) )
680 return (TRUE);
681 else
682 return(FALSE);
683 }
684 MfwRes edtChar (MfwHnd e, int c)
685 {
686 int warn99;
687 MfwEdt *edit;
688 U16 bs;
689 int dy; //Change in cursor y position when moving up/down lines.
690 char *tbString;
691 int found;
692
693 TRACE_FUNCTION("edtChar()");
694
695 if (!e)
696 return MfwResIllHnd;
697
698 if (((MfwHdr *)e)->type != MfwTypEdt)
699 return MfwResIllHnd; /* not an editor */
700
701 edit = ((MfwHdr *) e)->data;
702 tbString = &edit->attr->text[0];
703
704 if (tbString[0] & 0x80)
705 {
706 return(edtCharUnicode(e,c));
707 }
708 bs = edit->attr->size;
709 dy = 0;
710 switch (c)
711 {
712
713 case ecEscape: //* quit editor
714 return MfwResDone;
715 case ecLeft: //* cursor left
716 if (edit->attr->mode & edtModWordSkip)
717 {
718 edit->cp = edit->cp-1;
719 if (isAWordChar(edit->attr->text[edit->cp]))
720 { //pointing to a letter in a word. Move left until next char is not a word char
721 found = FALSE;
722 while (!found)
723 {
724 if (edit->cp == 0)
725 found = TRUE;
726 else if (isAWordChar(edit->attr->text[edit->cp-1]))
727 edit->cp = edit->cp-1;
728 else
729 found = TRUE;
730 }
731 }
732 }
733 else
734 edit->cp = edit->cp-1;
735 if (edit->cp <= 0)
736 edit->cp = 0;
737 break;
738 case ecRight: //* cursor right
739 if (edit->attr->mode & edtModWordSkip)
740 {
741 if (!isAWordChar(edit->attr->text[edit->cp]))
742 edit->cp = edit->cp+1;//current char is not a word - move to next and stop.
743 else
744 {
745 found = FALSE;
746 while (!found)
747 {
748 edit->cp = edit->cp+1;
749 if (!isAWordChar(edit->attr->text[edit->cp]))
750 found = TRUE;//found a non-word char (could be the end of the string
751 }
752 }
753 }
754 else
755 edit->cp = edit->cp+1;
756 break;
757 case ecUp: //* cursor up
758 dy = -1;
759 break;
760 case ecDown: //* cursor down
761 dy = 1;
762 break;
763 case ecTop: //* cursor to start of text
764 edit->cp = 0;
765 edit->curOffs = 0;
766 break;
767 case ecBottom: //* cursor to end of text
768 edit->cp = strlen(tbString);
769 edit->curOffs = 0;
770 break;
771 case ecBack: //* backspace *
772 if ((edit->cp != 0) && (strlen(tbString)+1 > edit->cp))
773 {
774 moveLeft(&tbString[edit->cp-1],1);
775 }
776 edit->cp = edit->cp-1;
777 if (edit->cp <= 0)
778 edit->cp = 0;
779 break;
780 case ecDel: //* delete *
781 if (strlen(tbString) > edit->cp)
782 {
783 moveLeft(&tbString[edit->cp],1);
784 }
785 break;
786 case ecEnter: //* cr/lf
787 c = UNICODE_LINEFEED;
788 edtInsert(c,tbString,bs, edit->curMode, edit->cp);
789 return (edtChar(e,ecRight));
790 break;
791 default: //* normal char
792 edtInsert(c,tbString,bs, edit->curMode, edit->cp);
793
794 if (edit->attr->alphaMode NEQ TRUE)
795 return (edtChar(e,ecRight));
796 /*NM, p003 end*/
797 break;
798 }
799 edit->display = 1; //* really show it
800 updateWindow( edit, dy);
801 edtUpdate(edit);
802
803 return MfwResOk;
804 }
805
806
807 /*
808 +--------------------------------------------------------------------+
809 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
810 | STATE : code ROUTINE : edtCharUnicode |
811 +--------------------------------------------------------------------+
812
813 PURPOSE :
814
815 GW 06/09/01 - Created
816 */
817 MfwRes edtCharUnicode (MfwHnd e, int c)
818 {
819 MfwEdt *edit;
820 U16 bs;
821 int dy;
822 U16 *tbUnicode;
823
824 TRACE_FUNCTION("edtCharUnicode()");
825
826 if (!e)
827 return MfwResIllHnd;
828
829 if (((MfwHdr *)e)->type != MfwTypEdt)
830 return MfwResIllHnd; //* not an editor
831
832 edit = ((MfwHdr *) e)->data;
833 bs = edit->attr->size;
834 tbUnicode = (U16*) &edit->attr->text[2];
835
836 dy = 0;
837 switch (c)
838 {
839 case ecEscape: //* quit editor
840 return MfwResDone;
841 case ecLeft: //* cursor left
842 if (edit->cp <= 0)
843 edit->cp = 0;
844 else
845 edit->cp = edit->cp-1;
846 break;
847 case ecRight: //* cursor right
848 if (tbUnicode[edit->cp]!=UNICODE_EOLN)
849 edit->cp = edit->cp +1;
850 break;
851 case ecUp: //* cursor up
852 dy = -1;
853 break;
854 case ecDown: //* cursor down
855 dy = 1;
856 break;
857 case ecTop: //* cursor to start of text
858 edit->cp = 0;
859 edit->curOffs = 0;
860 dy = 0;
861 break;
862 case ecBottom: //* cursor to end of text
863 while (tbUnicode[edit->cp]!=UNICODE_EOLN)
864 {
865 edit->cp = edit->cp +1;
866 }
867 break;
868 case ecBack: //* backspace
869 if (edit->cp != 0)
870 moveLeftUnicode(tbUnicode+edit->cp-1,1);
871 return edtCharUnicode(e,ecLeft);
872 case ecDel: //* delete
873 moveLeftUnicode(tbUnicode+edit->cp,1);
874 break;
875 case ecEnter: //* cr/lf
876 c = UNICODE_LINEFEED;
877 edtInsertUnicode(edit,c,tbUnicode,bs);
878 return edtCharUnicode(e,ecRight);
879 default: //* normal char
880 edtInsertUnicode(edit,c,tbUnicode,bs);
881
882 if (edit->attr->alphaMode NEQ TRUE)
883 return (edtCharUnicode(e,ecRight));
884 /*MC end*/
885 break;
886
887 }
888 edit->display = 1; // really show it
889 updateWindow( edit, dy);
890 edtUpdateUnicode(edit);
891
892
893 return MfwResOk;
894 }
895
896
897
898
899 /*
900 +--------------------------------------------------------------------+
901 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
902 | STATE : code ROUTINE : |
903 +--------------------------------------------------------------------+
904
905 PURPOSE : Return no of chinese chars in a string
906
907 GW 06/09/01 - Created
908 GW 25/09/01 - Corrected length - now skips first two chars.
909 */
910
911 U16 strlenUnicode(U16* str)
912 {
913 U16 len = 2; //First char is 0x80, second char is 0x00
914
915 TRACE_FUNCTION("strlenUnicode()");
916
917 while (*str!=UNICODE_EOLN)
918 {
919 //treat ascii chars as half size chinese chars.
920 len = len + 2;
921 str++;
922 }
923 return (len);
924 }
925
926
927 //Assumptions :-
928 //str is a null-terminated string
929 //edit->cp is the cursor position of the char
930 //The string is inserted before the cursor char
931 //The cursor is moved strlen(str) chars forward.
932 MfwRes edtInsertString (MfwHnd e, char* insWord)
933 {
934 MfwEdt *edit;
935 char *textBfr;
936
937 int lenText;
938 int lenInsWord;
939 int maxTextBfrLen;
940 int i;
941
942
943 TRACE_FUNCTION("edtInsertString()");
944
945 if (!e)
946 return MfwResIllHnd;
947
948 if (((MfwHdr *)e)->type != MfwTypEdt)
949 return MfwResIllHnd; /* not an editor */
950
951 edit = ((MfwHdr *) e)->data;
952 if (insWord == NULL)
953 return (MfwResOk); //no string to insert - trivial operation.
954 if (insWord[0] == 0x00)
955 return (MfwResOk); //no string to insert - trivial operation.
956 textBfr = edit->attr->text;
957 if ((textBfr[0] == 0x80) || (textBfr[1] == 0x81) || (textBfr[2] == 0x82))
958 {//String is unicode
959 return (edtInsertUnicodeString (e, insWord));
960 }
961 maxTextBfrLen = edit->attr->size;
962 lenText = strlen(textBfr);
963 lenInsWord = strlen(insWord);
964 if ((lenText+lenInsWord) >= maxTextBfrLen)
965 return (MfwResErr); //String too long
966
967 //move text up by 'lemnInsWord' words
968 for (i=lenText;i>=edit->cp;i--)
969 {
970 textBfr[i+lenInsWord]=textBfr[i];
971 }
972 //and copy string into buffer.
973 for (i=0;i<lenInsWord;i++)
974 textBfr[edit->cp+i] = insWord[i];
975 edit->cp = edit->cp+lenInsWord;
976 //Update cursor position
977 //<TBD>
978 //And output updated text
979 edit->display = 1;
980 updateWindow( edit, 0);
981 edtUpdate(edit);
982
983 return MfwResOk;
984 }
985 #define MAXWORD_ARRAY 32
986 //Assumptions :-
987 //'removeWord' is char array of MAXWORD chars
988 //edit->cp is the cursor position of the char
989 //The word removed is at or just before the cursor char
990 //The cursor is placed before the previous word.
991 //a space char (start or end) will be removed if there is one.
992 //GW 18/09/01 - Use 'isAWordChar' procedure
993 MfwRes edtRemoveString (MfwHnd e, char* removeWord)
994 {
995 MfwEdt *edit;
996 char *textBfr;
997
998 int i,j;
999 int stChr,endChr;
1000
1001 TRACE_FUNCTION("edtRemoveString");
1002
1003 if (dspl_get_char_type() != DSPL_TYPE_ASCII)
1004 { //String is unicode - can't remove word (could remove a char but...)
1005 return(MfwResIllHnd);
1006 }
1007
1008 if (!e)
1009 return MfwResIllHnd;
1010
1011 if (((MfwHdr *)e)->type != MfwTypEdt)
1012 return MfwResIllHnd; //* not an editor *
1013
1014 edit = ((MfwHdr *) e)->data;
1015 textBfr = edit->attr->text;
1016 if ((textBfr[0] == 0x80) || (textBfr[1] == 0x81) || (textBfr[2] == 0x82))
1017 {//String is unicode - can't remove word (could remove a char but...)
1018 return(MfwResIllHnd);
1019 }
1020
1021 findWordBounds(edit, &stChr, &endChr);
1022 //Copy word out
1023 j = 0;
1024 for (i=stChr;i<endChr;i++)
1025 {
1026 if (j<MAXWORD_ARRAY-1)
1027 {
1028 removeWord[j] = textBfr[i];
1029 if (isAWordChar(removeWord[j]))
1030 j++;//not punctuation .
1031 else if (removeWord[j] == ' ') //but do include last space (if it is a space)
1032 j++;
1033 }
1034 }
1035 removeWord[j] = 0x00;
1036
1037 //and now move text up by 'j' chars.
1038 i=stChr;
1039 j=endChr;
1040 //skip one space at start/end.
1041 if (textBfr[i] != ' ')
1042 {
1043 i++;
1044 if (textBfr[j] == ' ')
1045 j++;
1046 }
1047 //else overwrite first space
1048 edit->cp = i;
1049
1050 while((textBfr[i] != 0x00) && (i < j))
1051 {
1052 textBfr[i] = textBfr[j];
1053 i++;
1054 j++;
1055 }
1056
1057 edit->display = 1;
1058 updateWindow( edit, 0);
1059 edtUpdate(edit);
1060
1061 return MfwResOk;
1062 }
1063
1064
1065 //Create a copy of the current word.
1066 //GW 18/09/01 - Use 'isAWordChar' procedure
1067 MfwRes edtCopyString (MfwHnd e, char* removeWord)
1068 {
1069 MfwEdt *edit;
1070 char *textBfr;
1071
1072 int i,j;
1073 int stChr,endChr;
1074
1075 TRACE_FUNCTION("edtCopyString");
1076
1077 if (dspl_get_char_type() != DSPL_TYPE_ASCII)
1078 { //String is unicode - can't remove word (could remove a char but...)
1079 return(MfwResIllHnd);
1080 }
1081
1082 if (!e)
1083 return MfwResIllHnd;
1084
1085 if (((MfwHdr *)e)->type != MfwTypEdt)
1086 return MfwResIllHnd; //* not an editor *
1087
1088 edit = ((MfwHdr *) e)->data;
1089 textBfr = edit->attr->text;
1090 if ((textBfr[0] == 0x80) || (textBfr[0] == 0x81) || (textBfr[0] == 0x82))
1091 {//String is unicode - can't remove word (could remove a char but...)
1092 return(MfwResIllHnd);
1093 }
1094
1095 findWordBounds(edit, &stChr, &endChr);
1096 //Copy word out
1097 j = 0;
1098 for (i=stChr;i<endChr;i++)
1099 {
1100 if (j<MAXWORD_ARRAY-1)
1101 {
1102 removeWord[j] = textBfr[i];
1103 if (isAWordChar(removeWord[j]))
1104 j++;//not punctuation.
1105 else if (removeWord[j] == ' ') //but do include last space (if it is a space)
1106 j++;
1107 }
1108 }
1109 removeWord[j] = 0x00;
1110
1111 edit->display = 1;
1112 updateWindow( edit, 0);
1113 edtUpdate(edit);
1114
1115 return MfwResOk;
1116 }
1117
1118
1119
1120
1121 MfwRes edtInsertUnicodeString (MfwHnd e, char* insWordChar)
1122 {
1123 MfwEdt *edit;
1124 U16 *unicodeBfr;
1125
1126 int lenText;
1127 int lenInsWord;
1128 int maxTextBfrLen;
1129 int i;
1130 U16* insWordUnicode;
1131 insWordUnicode = (U16*) insWordChar;
1132
1133
1134 TRACE_FUNCTION("edtInsertUnicodeString");
1135 if (!e)
1136 return MfwResIllHnd;
1137
1138 if (((MfwHdr *)e)->type != MfwTypEdt)
1139 return MfwResIllHnd; //* not an editor
1140
1141 edit = ((MfwHdr *) e)->data;
1142 if (insWordUnicode == NULL)
1143 return (MfwResOk); //no string to insert - trivial operation.
1144 if (insWordUnicode[0] == 0x0000)
1145 return (MfwResOk); //no string to insert - trivial operation.
1146 unicodeBfr = (U16*) &edit->attr->text[2];
1147 if ((edit->attr->text[0] != (char)0x80) &&
1148 (edit->attr->text[0] != (char)0x81) &&
1149 (edit->attr->text[0] != (char)0x82))
1150 {//String is unicode
1151 return (edtInsertString (e, insWordChar));
1152 }
1153
1154 maxTextBfrLen = edit->attr->size;
1155 lenText = strlenUnicode(unicodeBfr);
1156 lenInsWord = strlenUnicode(insWordUnicode);
1157 if ((lenText+lenInsWord) >= maxTextBfrLen)
1158 return (MfwResErr); //String too long
1159
1160 //move text up by 'lemnInsWord' chars
1161 for (i=lenText/2;i>=edit->cp;i--)
1162 {
1163 unicodeBfr[i+lenInsWord]=unicodeBfr[i];
1164 }
1165 //and copy string into buffer.
1166 for (i=0;i<lenInsWord/2;i++)
1167 unicodeBfr[edit->cp+i] = insWordUnicode[i];
1168 edit->cp = edit->cp+lenInsWord/2;
1169 //Update cursor position
1170 //<TBD>
1171 //And output updated text
1172 edit->display = 1;
1173 updateWindow( edit, 0);
1174 edtUpdateUnicode(edit);
1175
1176 return MfwResOk;
1177 }
1178
1179
1180
1181
1182 /*
1183
1184
1185
1186
1187
1188
1189 +--------------------------------------------------------------------+
1190 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
1191 | STATE : code ROUTINE : edtInsert |
1192 +--------------------------------------------------------------------+
1193
1194 PURPOSE : insert editing char
1195 SPR1017 - NH - Added "curMode" and "curCP" parameters.
1196
1197 */
1198
1199 static int edtInsert (int c, char *b, int s, U8 curMode, U16 curCP)
1200 {
1201 int size = (c > 0x80) ? 2 : 1;
1202
1203 TRACE_FUNCTION("edtInsert");
1204 if (!curMode)
1205 return 0;
1206
1207 if (!(curMode & edtModOverWr))
1208 {
1209 if ((int) strlen(b) >= s - size) /* no more space in buffer */
1210 return 0;
1211
1212 moveRight(b+curCP,strlen(b+curCP),size);
1213 }
1214 else
1215 {
1216 if (curCP > s-size ) /* SH - for overwrite mode, only stop input */
1217 return 0; /* when the cursor is at the maximum string size */
1218 }
1219
1220 if (size == 2)
1221 *((U16 *) (b+curCP)) = (U16) c;
1222 else
1223 {
1224 *(b+strlen(b)+1) = (char) 0; // SH - make sure string is null terminated
1225 *(b+curCP) = (char) c;
1226 }
1227 return 1;
1228 }
1229
1230
1231 /*
1232 +--------------------------------------------------------------------+
1233 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
1234 | STATE : code ROUTINE : moveRight |
1235 +--------------------------------------------------------------------+
1236
1237 PURPOSE : move right memory
1238 s = no of chars to move
1239 d = size (no of chars to be inserted in string)
1240 b = current position
1241 */
1242 void moveRight (char *b, int s, int d)
1243 {
1244 char *p;
1245
1246 TRACE_FUNCTION("edtInsert");
1247
1248 b += s++; /* start with trailing zero */
1249 p = b + d; /* new = old + distance */
1250 while (s--)
1251 {
1252 *p = *b;
1253 p--;
1254 b--;
1255 }
1256 }
1257
1258 /*
1259 +--------------------------------------------------------------------+
1260 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
1261 | STATE : code ROUTINE : moveLeft |
1262 +--------------------------------------------------------------------+
1263
1264 PURPOSE : move left memory
1265 s = no of chars to move
1266 d = size (no of chars to be inserted in string)
1267 b = current position
1268 str - string
1269 */
1270 void moveLeft (char * str, int ofs)
1271 {
1272
1273
1274 while (*str)
1275 {
1276 str[0] = str[ofs];
1277 if (*str)
1278 str++;
1279 }
1280
1281 }
1282
1283
1284 /*
1285 +--------------------------------------------------------------------+
1286 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
1287 | STATE : code ROUTINE : edtCommand |
1288 +--------------------------------------------------------------------+
1289
1290 PURPOSE : handle mfw windows command
1291
1292 */
1293
1294 static int edtCommand (U32 cmd, void *h)
1295 {
1296 TRACE_FUNCTION("edtCommand");
1297
1298 switch (cmd)
1299 {
1300 case MfwCmdDelete: /* delete me */
1301 if (!h)
1302 return 0;
1303 edtDelete(h);
1304 return 1;
1305 case MfwCmdUpdate: /* repaint */
1306 if (!h || ((MfwHdr *) h)->type != MfwTypEdt)
1307 return 0;
1308 edtUpdate(((MfwHdr *) h)->data);
1309 return 1;
1310 default:
1311 break;
1312 }
1313
1314 return 0;
1315 }
1316
1317
1318
1319
1320 /*
1321 +--------------------------------------------------------------------+
1322 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
1323 | STATE : code ROUTINE : |
1324 +--------------------------------------------------------------------+
1325
1326 PURPOSE :
1327
1328 GW 06/09/01 - Created
1329 */
1330 //Move part of string right (delete char)
1331 void moveLeftUnicode(U16* unicodeStr, int nChars)
1332 {
1333 TRACE_FUNCTION("moveLeftUnicode");
1334 //Copy until end of line char reached - do not overwrite existing EOLN char
1335 while (unicodeStr[0] != UNICODE_EOLN)
1336 {
1337 unicodeStr[0] = unicodeStr[nChars];
1338 if (unicodeStr[0] != UNICODE_EOLN)
1339 unicodeStr++;
1340 //else we have copied end of line char - stop.
1341 }
1342
1343 }
1344
1345
1346 /*
1347 +--------------------------------------------------------------------+
1348 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
1349 | STATE : code ROUTINE : |
1350 +--------------------------------------------------------------------+
1351
1352 PURPOSE :
1353
1354 GW 06/09/01 - Created
1355 */
1356 U16 strlenUnicodePixels(U16* str)
1357 {
1358 U16 len = 0;
1359
1360 TRACE_FUNCTION("strlenUnicodePixels");
1361
1362 while (*str!=UNICODE_EOLN)
1363 { //Is next char an ascii char ?
1364 if ((*str & UNICODE_NONASCII) != 0)
1365 len = len+12;
1366 else
1367 len = len+6;
1368 str++;
1369 }
1370 return (len);
1371 }
1372
1373 /*
1374 +--------------------------------------------------------------------+
1375 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
1376 | STATE : code ROUTINE : |
1377 +--------------------------------------------------------------------+
1378
1379 PURPOSE :
1380
1381 GW 06/09/01 - Created
1382 */
1383 U16* strchrUnicode(U16* str,U16 chr)
1384 {
1385 TRACE_FUNCTION("strchrUnicode");
1386
1387 while (*str!=UNICODE_EOLN)
1388 {
1389 if (*str==chr)
1390 return (str);
1391 else
1392 str++;
1393 }
1394 return (NULL);
1395 }
1396
1397 /*
1398 +--------------------------------------------------------------------+
1399 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
1400 | STATE : code ROUTINE : |
1401 +--------------------------------------------------------------------+
1402
1403 PURPOSE :
1404
1405 GW 06/09/01 - Created
1406 */
1407 //Return pointer to end of unicode string.
1408 U16* strendUnicode(U16* tp)
1409 { TRACE_FUNCTION("strendUnicode");
1410 while (*tp!=UNICODE_EOLN)
1411 {
1412 tp++;
1413 }
1414 return (tp);
1415
1416 }
1417 /*
1418 +--------------------------------------------------------------------+
1419 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
1420 | STATE : code ROUTINE : |
1421 +--------------------------------------------------------------------+
1422
1423 PURPOSE :
1424
1425 GW 06/09/01 - Created
1426 */
1427 //Move string right by 'nChars' (insert char)
1428 static void moveRightUnicode(U16 *unicodeStr, int nChars)
1429 {
1430 U16* strEndPtr;
1431
1432 TRACE_FUNCTION("moveRightUnicode");
1433
1434 strEndPtr = strendUnicode( unicodeStr);
1435 while (strEndPtr >= unicodeStr)
1436 {
1437 strEndPtr[nChars] = strEndPtr[0];
1438 strEndPtr--;
1439 }
1440 }
1441
1442 static int edtInsertUnicode (MfwEdt *edit, int c, U16 *b, int s)
1443 { //Unicode chars are always 2 bytes.
1444 U16* bCursor;
1445
1446 TRACE_FUNCTION("edtInsertUnicode");
1447
1448 if (!edit->curMode)
1449 return 0;
1450
1451 if ( strlenUnicode(b) >= s/* -2 MC SPR 1319, allow last 2 bytes to be used*/ ) //* no more space in buffer *
1452 return 0;
1453
1454 bCursor = b+edit->cp;
1455
1456 if (!(edit->curMode & edtModOverWr))
1457 moveRightUnicode(bCursor,1);
1458
1459 *((U16 *) (b+edit->cp )) = (U16) c;
1460
1461 return 1;
1462
1463 }
1464
1465 int wArray[20]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
1466
1467 int getCharWidth(int nextChar)
1468 {
1469 int w;
1470 if ((nextChar == UNICODE_LINEFEED) || (nextChar == UNICODE_CR))
1471 w = 6;
1472 else
1473 w = font_getCharWidth( ((nextChar & 0x00FF) <<8) | ((nextChar & 0xFF00) >>8) );
1474 return (w);
1475 }
1476
1477 static void edtOutTextLines (int px, int py, int ls, int ly, U16 *tpUnicode, unsigned char* tpAscii,
1478 int fontHeight, int display)
1479 {
1480 U16 ctWord;
1481 unsigned char ctByte;
1482 unsigned int fitChars; //No of chars that fit on this line.
1483 U16 nextChar; //next char to display
1484 int lineWidth; //Width (so far) of the current line of text.
1485 int dispEnd = 0;
1486 int spaceChar;
1487 int charWidth;
1488 int punctuation;
1489 char chr;
1490 if ((tpAscii==NULL) && (tpUnicode == NULL))
1491 return;
1492
1493
1494 fitChars = 0;
1495 if (tpAscii)
1496 {
1497 nextChar = (tpAscii[fitChars] << 8) & 0xFF00;
1498 if ((nextChar == UNICODE_LINEFEED) || (nextChar == UNICODE_CR))
1499 {
1500 fitChars++;
1501 nextChar = (tpAscii[fitChars] << 8) & 0xFF00;
1502 }
1503 }
1504 else
1505 {
1506 nextChar = tpUnicode[fitChars];
1507 if ((nextChar == UNICODE_LINEFEED) || (nextChar == UNICODE_CR))
1508 {
1509 fitChars++;
1510 nextChar = tpUnicode[fitChars];
1511 }
1512 }
1513
1514 while ((nextChar != UNICODE_EOLN) && (!dispEnd)) /* any more to display */
1515 {
1516 fitChars = 0;
1517 if (tpAscii)
1518 {
1519 charWidth = getCharWidth(nextChar);
1520 nextChar = (tpAscii[fitChars] << 8) & 0xFF00;
1521 if ((nextChar == UNICODE_LINEFEED) || (nextChar == UNICODE_CR))
1522 { //linefeed - always start a new-line.
1523 charWidth = ls+1;
1524 }
1525 }
1526 else
1527 {
1528 nextChar = tpUnicode[fitChars];
1529 charWidth = getCharWidth(nextChar);
1530 if ((nextChar == UNICODE_LINEFEED) || (nextChar == UNICODE_CR))
1531 { //linefeed - always start a new-line.
1532 charWidth = ls+1;
1533 }
1534 }
1535 lineWidth = 0;
1536 spaceChar = -1;
1537
1538 while ((lineWidth <= ls) && (nextChar != UNICODE_EOLN))
1539 {
1540 lineWidth = lineWidth + charWidth;
1541
1542 //If the last char added still fits on the line
1543 if (lineWidth <= ls)
1544 { //move on to the next character.
1545 fitChars++;
1546 //if the previous char was a space, we can cut the line on the next char.
1547 punctuation = FALSE;
1548 if ((nextChar & UNICODE_NONASCII) == 0)
1549 {
1550 chr = (nextChar >> 8) & 0x00FF;
1551 if (chr==' ') // sbh - only space is punctuation now.
1552 punctuation = TRUE;
1553 }
1554 //Remember when we find a space if it is not the first char of a new line
1555 if ((fitChars > 1) &&
1556 ((punctuation) ||
1557 (nextChar == UNICODE_STARTHIGHLIGHT)||
1558 (nextChar == UNICODE_ENDHIGHLIGHT)))
1559 { //save char after space.
1560 spaceChar = fitChars;
1561 }
1562 if (tpAscii)
1563 {
1564 charWidth = getCharWidth(nextChar);
1565 nextChar = (tpAscii[fitChars] << 8) & 0xFF00;
1566 }
1567 else
1568 {
1569 nextChar = tpUnicode[fitChars];
1570 charWidth = getCharWidth(nextChar);
1571 }
1572 if ((nextChar == UNICODE_LINEFEED) || (nextChar == UNICODE_CR))
1573 { //linefeed - always start a new-line.
1574 charWidth = ls+1;
1575 }
1576
1577 }
1578 }
1579 if (nextChar == UNICODE_EOLN)
1580 { /* all fits fine ... */
1581 dispEnd = TRUE;
1582 }
1583 else if ((nextChar == UNICODE_LINEFEED) || (nextChar == UNICODE_CR))
1584 { //Break line on this linefeed char
1585 }
1586 else if (spaceChar != -1) // we have a space in the line
1587 {
1588 fitChars = spaceChar;
1589 }
1590 if (tpAscii)
1591 {
1592 ctByte = tpAscii[fitChars]; /* save not fitting char */
1593 tpAscii[fitChars] = 0x00;//UNICODE_EOLN; /* cut the line */
1594 if (display)
1595 dspl_TextOut((U16)px,(U16)py, 0, (char*)tpAscii); /* display line */
1596 tpAscii[fitChars] = ctByte; /* restore */
1597 tpAscii = &tpAscii[fitChars]; /* and go ahead */
1598 //For linefeed char - move to next char.
1599 if (((ctByte <<8) == UNICODE_LINEFEED) || ((ctByte <<8) == UNICODE_CR))
1600 tpAscii++;
1601
1602 }
1603 else
1604 {
1605 ctWord = tpUnicode[fitChars]; /* save not fitting char */
1606 tpUnicode[fitChars] = UNICODE_EOLN; /* cut the line */
1607 if (display)
1608 dspl_TextOut((U16)px,(U16)py, DSPL_TXTATTR_UNICODE, (char*)tpUnicode); /* display line */
1609 tpUnicode[fitChars] = ctWord; /* restore */
1610 tpUnicode = &tpUnicode[fitChars]; /* and go ahead */
1611 if ((ctWord == UNICODE_LINEFEED) || (ctWord == UNICODE_CR))
1612 tpUnicode++;
1613 }
1614 py = py + fontHeight; /* move to next screen line */
1615 if (py > ly - fontHeight) /* past end of screen ? */
1616 dispEnd = TRUE; /* clip the rest */
1617 }
1618 }
1619
1620 /*
1621 +--------------------------------------------------------------------+
1622 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
1623 | STATE : code ROUTINE : |
1624 +--------------------------------------------------------------------+
1625
1626 PURPOSE :
1627
1628 GW 06/09/01 - Created
1629 */
1630 MfwRes edtUpdateUnicode (MfwEdt *e)
1631 {
1632 int warn;
1633 UBYTE temp;
1634
1635 S16 ls; /* width of edit window */
1636 S16 ly; /* bottom of edit window */
1637 U8 oldFont = -1; /* store previous font */
1638 /* NM p004
1639 U8 uMode;
1640 */
1641 U16 *tpWord;
1642 U16 *endChar;
1643 static char bmp[5];
1644
1645 TRACE_FUNCTION("edtUpdateUnicode");
1646
1647 if (!e)
1648 return MfwResIllHnd;
1649
1650 if (!e->attr->text)
1651 return MfwResErr; /* no text to display */
1652
1653 if (((unsigned char)e->attr->text[0] < 0x80) || ((unsigned char)e->attr->text[0] > 0x83))
1654 return MfwResErr; /* text is not unicode */
1655
1656 temp = dspl_get_char_type();
1657 dspl_set_char_type(DSPL_TYPE_UNICODE);
1658
1659 if (!(e->flags & MfwEdtVisible))
1660 e->display = 0; /* invisible editor */
1661
1662 tpWord = ((U16*)&e->attr->text[2]) + e->curOffs;
1663 ls = e->attr->win.sx; /* width of edit window */
1664 ly = (S16) (e->attr->win.py+e->attr->win.sy); /* bottom of edit window */
1665 if (e->attr->font != (U8) -1)
1666 oldFont = dspl_SelectFontbyID(e->attr->font); /* setup font */
1667 e->fontHeight = dspl_GetFontHeight(); /* get height of curr font */
1668 e->curMode = e->attr->mode; /* setup edi mode */
1669 if (e->display)
1670 dspl_Clear(e->attr->win.px,e->attr->win.py,(U16)(ls+e->attr->win.px-1),(U16)(ly-1));
1671 dspl_SetCursor(0,(U8)(e->curMode&edtCurMask));
1672
1673 //Add a space to the end of the line
1674 endChar = strendUnicode(tpWord);
1675 if ((endChar[0] == UNICODE_EOLN) &&
1676 (endChar[1] == UNICODE_EOLN))
1677 {
1678
1679 endChar[0] = UNICODE_SPACE;
1680 endChar[1] = UNICODE_EOLN;
1681
1682 edtOutTextLines(e->attr->win.px, e->attr->win.py, ls, ly, tpWord, NULL,
1683 e->fontHeight, e->display); //* show it * /
1684
1685 //and remove space again.
1686 endChar[0] = UNICODE_EOLN;
1687 }
1688 else
1689 { //Cannot add space
1690 edtOutTextLines(e->attr->win.px, e->attr->win.py, ls, ly, tpWord, NULL,
1691 e->fontHeight, e->display); //* show it * /
1692 }
1693
1694
1695 if (e->display && (e->curMode & edtCurMask))
1696 dspl_SetCursorPos(e->curCX,e->curCY,e->curCSize,(S16)e->fontHeight); /* display cursor */
1697 if (oldFont != (U8) -1)
1698 dspl_SelectFontbyID(oldFont); /* restore previous font */
1699
1700
1701
1702 dspl_set_char_type(temp);
1703
1704 return MfwResOk;
1705 }
1706
1707
1708 /*
1709 +--------------------------------------------------------------------+
1710 | PROJECT : MMI-Framework (8417) MODULE : MFW_EDT |
1711 | STATE : code ROUTINE : |
1712 +--------------------------------------------------------------------+
1713
1714 PURPOSE :
1715
1716 GW 06/09/01 - Created
1717 */
1718
1719 //Incodmation relating to last 'space' char found.
1720 typedef struct {
1721 int charWidth;
1722 int lineCharPos;
1723 } T_SPACE_EDITINFO;
1724
1725 //Information about current editor
1726 typedef struct {
1727 int txtWidth;
1728 int charWidth;
1729 int endOfLine; //TRUE indicates end of a text line
1730 int endOfText; //TRUE indicates no more chars in line.
1731 int lineXpos; //Current x-pos (in pixels) of cursor.
1732 int lineCharPos; //Current char/word position in array
1733 int lastChar; //index of last char on cursor line
1734 BOOL precedingEOL; // sbh - preceding character was a CR/LF
1735 T_SPACE_EDITINFO space;
1736 } T_EDITINFO;
1737
1738
1739 //Calculate width of chars on screen so far.
1740 //GW 18/09/01 - Corrected code dealing with linefeeds and also deal with carriage returns.
1741 void getTotalWidth(U16 txtChar, int scrSxPixels, T_EDITINFO *editInfo )
1742 {
1743 char chr;
1744 int punctuation;
1745
1746 TRACE_FUNCTION("getTotalWidth");
1747
1748 editInfo->endOfLine = FALSE;
1749
1750 if (editInfo->precedingEOL) // Previous character was CR/LF
1751 {
1752 editInfo->precedingEOL = FALSE;
1753 editInfo->endOfLine = TRUE;
1754 }
1755
1756 if (txtChar == UNICODE_EOLN)
1757 {
1758 editInfo->endOfText = TRUE;
1759 editInfo->charWidth = getCharWidth(txtChar);//6; // sbh - Has width, so it can be wrapped if necessary
1760 }
1761 else if ((txtChar == UNICODE_LINEFEED) || (txtChar == UNICODE_CR))
1762 {
1763 editInfo->precedingEOL = TRUE;
1764 editInfo->charWidth = getCharWidth(txtChar);//6;
1765 }
1766 else //GW-Get actual width for proportional fonts.
1767 editInfo->charWidth = getCharWidth(txtChar);
1768
1769 if (editInfo->txtWidth+editInfo->charWidth > scrSxPixels)
1770 { //newline
1771 editInfo->txtWidth = 0;
1772 editInfo->endOfLine = TRUE;
1773
1774 //update start of window.
1775 if ((txtChar == UNICODE_LINEFEED)||(txtChar == UNICODE_CR))
1776 {
1777 editInfo->lineCharPos = editInfo->space.lineCharPos+1;
1778
1779 }
1780 else if (editInfo->space.lineCharPos > 0)
1781 { //reset editor position back to here
1782 editInfo->lineCharPos = editInfo->space.lineCharPos+1;
1783 editInfo->charWidth = editInfo->space.charWidth;
1784 editInfo->endOfText = FALSE;
1785 }
1786
1787 editInfo->space.lineCharPos = 0;
1788 }
1789 else
1790 {
1791 punctuation = FALSE;
1792 if (txtChar==UNICODE_SPACE) // sbh - will only wrap on a space
1793 punctuation = TRUE;
1794
1795 if ((punctuation) && (editInfo->txtWidth > 0))
1796 { //A space is a good point for a soft break - remember enough info so that this
1797 //point can be restored
1798 editInfo->space.lineCharPos = editInfo->lineCharPos;
1799 if ((txtChar == UNICODE_LINEFEED) || (txtChar == UNICODE_CR))
1800 editInfo->space.charWidth = getCharWidth(txtChar);
1801 else
1802 editInfo->space.charWidth = editInfo->charWidth;
1803 }
1804 }
1805
1806 }
1807 //Update the cursor position
1808 // SPR920 - NH (SH) - provide editor handle e, as cursor vars are now in structure
1809
1810 void updateCursorPos(MfwEdt *e, T_EDITINFO *editInfo)
1811 {
1812 TRACE_FUNCTION("updateCursorPos");
1813 e->curCSize = editInfo->charWidth;
1814 if (e->curCSize < 3)
1815 e->curCSize = 3;
1816 e->curCX = editInfo->txtWidth;
1817 }
1818
1819 //dy - move cursor up/down screen by dy lines
1820 MfwRes updateWindow (MfwEdt *e, int dy )
1821 {
1822 T_EDITINFO editInfo;
1823
1824 int winCharPos; //char position in string of the first text line in current window
1825 int winLineNo; //line no of the first text line to be displayed
1826
1827 int ipCursorCharPos;
1828 int opCursorCharPos;
1829 int cursorLineNo; //line no the cursor is on
1830
1831 int linePos; //char pos in string of current line.
1832 int lineNo; //overall displayed line (from start of text)
1833
1834 int editComplete; //flag indicating cursor position found/updated or end of line reached.
1835
1836 int scrSxPixels;
1837 int scrSyLines;
1838
1839 char* textStartAscii;
1840 U16* textStartUnicode;
1841 U16 charUnicode; //current unicode char.
1842
1843 int textStrType;
1844
1845 TRACE_FUNCTION("UpdateWindow()");
1846
1847 //Set up screen size - the width in pixels and no of lines displayed.
1848 if (e->fontHeight > 5)
1849 scrSyLines = e->attr->win.sy / e->fontHeight;
1850 else
1851 scrSyLines = e->attr->win.sy / 6;
1852 scrSxPixels = e->attr->win.sx;
1853
1854 ipCursorCharPos = e->cp;
1855 if ((ipCursorCharPos < 0) || (ipCursorCharPos > 32767))
1856 ipCursorCharPos = 0;
1857 opCursorCharPos = ipCursorCharPos;
1858 lineNo = 0;
1859 winLineNo = 0;
1860 winCharPos = 0;
1861 editComplete = FALSE;
1862 editInfo.endOfText = FALSE;
1863 editInfo.lineCharPos = 0;
1864 editInfo.lastChar = 9999;
1865 editInfo.space.lineCharPos = 0;
1866 editInfo.precedingEOL = FALSE;
1867 linePos = 0;
1868
1869 editInfo.txtWidth = 0;
1870 cursorLineNo = 0;
1871
1872 if ((e->attr->text[0] == (char)0x80) ||
1873 (e->attr->text[0] == (char)0x81) ||
1874 (e->attr->text[0] == (char)0x82))
1875 {
1876 textStrType = DSPL_TYPE_UNICODE;
1877 textStartUnicode = (U16*) &e->attr->text[2]; /* start of edit text - 16 bits/char */
1878 }
1879 else
1880 {
1881 textStrType = DSPL_TYPE_ASCII;
1882 textStartAscii = &e->attr->text[0]; /* start of edit text - 8 bits/char */
1883 }
1884
1885 //Go through editor and work out
1886 // (1) current x-pixel position for cursor
1887 // (2) line number of the start of the display.
1888 while( (!editInfo.endOfText) && (!editComplete) )
1889 {
1890 if (textStrType == DSPL_TYPE_UNICODE)
1891 {
1892 charUnicode = textStartUnicode[editInfo.lineCharPos];
1893 getTotalWidth(charUnicode,scrSxPixels,&editInfo);
1894 }
1895 else
1896 {
1897 charUnicode = (textStartAscii[editInfo.lineCharPos] << 8) & 0xFF00;
1898 getTotalWidth(charUnicode,scrSxPixels,&editInfo);
1899 }
1900
1901 if (editInfo.endOfLine)
1902 {
1903 //newline or current char will not fit on previous line.
1904 lineNo++;
1905 linePos = editInfo.lineCharPos;
1906 editInfo.txtWidth = 0;
1907 //Is this the first line to be displayed in the editor?
1908 if (editInfo.lineCharPos <= e->curOffs)
1909 {
1910 winLineNo = lineNo;
1911 winCharPos= editInfo.lineCharPos;
1912 }
1913 }
1914
1915 if (editInfo.endOfText)
1916 {
1917 //Cursor is past end of line - move to char before end of line.
1918 if (ipCursorCharPos > editInfo.lineCharPos)
1919 {
1920 ipCursorCharPos = editInfo.lineCharPos;
1921 opCursorCharPos = editInfo.lineCharPos;
1922 }
1923 }
1924
1925 if (editInfo.lineCharPos == ipCursorCharPos)
1926 { //found the cursor position - either
1927 // the new pos if dy=0 or
1928 // the old pos if we have moved up/down a line.
1929 updateCursorPos(e, &editInfo);
1930 editInfo.lineXpos = editInfo.txtWidth;
1931 cursorLineNo = lineNo;
1932 }
1933 else if ((editInfo.lineCharPos > ipCursorCharPos) &&
1934 (lineNo > cursorLineNo ) &&
1935 (lineNo > cursorLineNo + dy))
1936 {
1937 //we have moved far enough down to store all required information
1938 editComplete = TRUE;
1939 }
1940 editInfo.txtWidth = editInfo.txtWidth + editInfo.charWidth;
1941 editInfo.lineCharPos++;
1942 } //end while
1943
1944 //We now know either (a) the line the cursor is on and the char offset of the cursor or (b) the
1945 //original line the cursor was on and the x-pixel position of the cursor (for dy != 0)
1946
1947 if (dy)
1948 { //update line with the cursor on it
1949 if (cursorLineNo+dy >lineNo )
1950 cursorLineNo = lineNo; //last line of editor.
1951 else if (cursorLineNo+dy < 0)
1952 cursorLineNo = 0;
1953 else
1954 cursorLineNo = cursorLineNo+dy;
1955
1956 //Now we need to calculate cursor char pos. 'opCursorCharPos'
1957
1958 }
1959 else
1960 {
1961 //Cursor line no is already set up.
1962
1963 //the new cursor position was passed into the procedure.
1964 opCursorCharPos = ipCursorCharPos;
1965 }
1966
1967 editInfo.lineCharPos = 0;
1968 lineNo = 0;
1969 editInfo.txtWidth = 0;
1970 editComplete = FALSE;
1971 editInfo.endOfText = FALSE;
1972 editInfo.space.lineCharPos = 0;
1973
1974 //Update start of windows position
1975 if (cursorLineNo < winLineNo || !(e->attr->mode & edtCurMask))
1976 {//cursor is on a line before current window screen - search from the start
1977 // sbh - or we're in read-only mode, no cursor, scroll with every up/down press
1978 winLineNo = cursorLineNo;
1979 winCharPos = 0;
1980 }
1981 else if (cursorLineNo >= winLineNo+scrSyLines)
1982 { //cursor is below the bottom of the screen
1983 winLineNo = cursorLineNo-(scrSyLines-1);
1984 winCharPos = 0;
1985 }
1986 else if (dy != 0)
1987 { //windows line no is unchanged - start search at win char pos.
1988 editInfo.lineCharPos = winCharPos;
1989 lineNo = winLineNo;
1990 }
1991 else
1992 { //we do not need to calculate new window position - it is unchanged.
1993 //and we have already calculated the new cursor position.
1994 editComplete = TRUE;
1995 }
1996
1997 //Calculate last char on cursor line and winCharPos
1998 if (!editComplete)
1999 {
2000 while( (!editInfo.endOfText) && (!editComplete) )
2001 {
2002 if (textStrType == DSPL_TYPE_UNICODE)
2003 {
2004 charUnicode = textStartUnicode[editInfo.lineCharPos];
2005 getTotalWidth(charUnicode,scrSxPixels,&editInfo);
2006 }
2007 else
2008 {
2009 charUnicode = (textStartAscii[editInfo.lineCharPos] << 8) & 0xFF00;
2010 getTotalWidth(charUnicode,scrSxPixels,&editInfo);
2011 }
2012 if (editInfo.endOfLine)
2013 { //newline
2014 editInfo.txtWidth = 0;
2015 //update start of window.
2016 linePos = editInfo.lineCharPos;
2017
2018 //Remember char before first char on next line.
2019 if (lineNo == cursorLineNo)
2020 {
2021 if (ipCursorCharPos >= editInfo.lineCharPos)
2022 ipCursorCharPos = editInfo.lineCharPos-1;
2023 }
2024 lineNo++;
2025 if (winLineNo == lineNo)
2026 winCharPos = editInfo.lineCharPos;
2027 }
2028 if (dy!=0)
2029 { //line number has changed
2030 //Once we have found the correct line, look for the char at the same x-pixel pos
2031 //as before (or the last char before we pass the position).
2032 if (lineNo == cursorLineNo)
2033 {
2034 if (editInfo.txtWidth <= editInfo.lineXpos)
2035 { //Update cursor char pos...
2036 ipCursorCharPos = editInfo.lineCharPos;
2037 }
2038 }
2039 }
2040 else if (lineNo > cursorLineNo) //...or we start a new line
2041 {
2042 editComplete = TRUE;
2043 }
2044
2045 editInfo.txtWidth = editInfo.txtWidth + editInfo.charWidth;
2046 editInfo.lineCharPos++;
2047 } //end while
2048
2049 editComplete = FALSE;
2050 }
2051
2052 editInfo.lineCharPos = winCharPos;
2053 lineNo = winLineNo;
2054 editInfo.txtWidth = 0;
2055 editInfo.endOfText = FALSE;
2056 editInfo.space.lineCharPos = 0;
2057
2058 //Calculate where the window is to start from
2059 while( (!editInfo.endOfText) && (!editComplete) )
2060 {
2061 if (textStrType == DSPL_TYPE_UNICODE)
2062 {
2063 charUnicode = textStartUnicode[editInfo.lineCharPos];
2064 getTotalWidth(charUnicode,scrSxPixels,&editInfo);
2065 }
2066 else
2067 {
2068 charUnicode = (textStartAscii[editInfo.lineCharPos] << 8) & 0xFF00;
2069 getTotalWidth(charUnicode,scrSxPixels,&editInfo);
2070 }
2071 if (editInfo.endOfLine)
2072 { //newline
2073 editInfo.txtWidth = 0;
2074 //update start of window.
2075 linePos = editInfo.lineCharPos;
2076 lineNo++;
2077 }
2078
2079 if ((lineNo == cursorLineNo) &&
2080 (ipCursorCharPos == editInfo.lineCharPos))
2081 { //we have reached desired char.
2082 opCursorCharPos = editInfo.lineCharPos;
2083 updateCursorPos(e, &editInfo);
2084 cursorLineNo = lineNo;
2085 editComplete = TRUE;
2086 }
2087
2088 editInfo.txtWidth = editInfo.txtWidth + editInfo.charWidth;
2089 editInfo.lineCharPos++;
2090 } //end while
2091
2092 //Calculate y position of cursor
2093 //GW 17/09/01 Place cursor for windows that have blank lines at the top of the screen
2094 e->curCY = (cursorLineNo - winLineNo)*e->fontHeight+e->attr->win.py;
2095
2096 //Output updated window start position
2097 e->curOffs = winCharPos;
2098 e->cp = opCursorCharPos;
2099
2100 return (MfwResOk);
2101 }
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