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comparison src/ui3/bmi/MmiDictionary.c @ 420:e8ddbb0837ed

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src/ui3: initial import of TCS3/LoCosto BMI & MFW code
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 21 Jan 2018 03:09:00 +0000
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419:59143cd42ec7 420:e8ddbb0837ed
1 /*******************************************************************************
2
3 CONDAT (UK)
4
5 ********************************************************************************
6
7 This software product is the property of Condat (UK) Ltd and may not be
8 disclosed to any third party without the express permission of the owner.
9
10 ********************************************************************************
11
12 $Project name: Basic MMI
13 $Project code: BMI
14 $Module: MMI
15 $File: Dixtionary.c
16 $Revision: 1.0
17
18 $Author: Condat(UK)
19 $Date:
20
21 ********************************************************************************
22
23 Description: Predictive text dictionary functions.
24 Interfaces between the Lation text editor and the EziText API.
25
26
27
28 ********************************************************************************
29
30 $History: Dictionary.c
31 Aug 16, 2004 REF: CRR 24323 Deepa M.D
32 Bug:Clenup of sprintf used for tracing
33 Fix:Replace the char buf[]; sprintf (buf, "...", ...); TRACE_EVENT (buf); statements by TRACE_EVENT_PX
34
35 03/10/02 Replaced most of the file with version on 3.3.3 line (MC, SPR 1242)
36
37 $End
38
39 *******************************************************************************/
40
41 #define ENTITY_MFW
42
43 /* includes */
44 #include <string.h>
45 #include <stdio.h>
46 #include <stdlib.h>
47
48 #if defined (NEW_FRAME)
49
50 #include "typedefs.h"
51 #include "vsi.h"
52 #include "pei.h"
53 #include "custom.h"
54 #include "gsm.h"
55
56 #else
57
58 #include "STDDEFS.H"
59 #include "custom.h"
60 #include "gsm.h"
61 #include "vsi.h"
62
63 #endif
64 //#include "MmiBookShared.h"
65 #include "MmiBlkLangDB.h"
66 #include "MmiDictionary.h"
67 #include "zi8api.h"
68 #include "mfw_kbd.h"
69
70
71
72 /************************************ MACROS****************************************/
73 #define MAX_NO_OF_ELEMENTS 12
74 #define CANDIDATES_PER_GROUP 1
75
76
77
78
79 /************************************* Data Type definitions ****************************/
80 typedef struct dict_data_
81 {
82 ZI8GETPARAM getParam; //global ezitext data structure
83 int no_of_candidates;
84 int candidate_cursor;
85 int more_count;
86
87 } dict_data;
88
89 /*MC, SPR 1150 - Added data structure definitions*/
90 typedef struct
91 {
92 UBYTE condat_lang; /*Condat language code e.g. ENGLISH LANGAUGE*/
93 UBYTE zi_lang; /*Zi library language code */
94 UBYTE zi_sub_lang; /*Zi library sub-language code e.g. British English*/
95
96 }lang_code_table_entry;
97
98 typedef struct
99 {
100 UBYTE no_of_entries;
101 lang_code_table_entry* entries;
102
103 }lang_code_table;
104 /*MC end*/
105 /*************************************Global Variables***********************************/
106
107 ZI8WCHAR element_buffer[MAX_NO_OF_ELEMENTS];
108 ZI8WCHAR candidates_buffer[MAX_NO_OF_ELEMENTS*CANDIDATES_PER_GROUP];
109
110
111 static dict_data Dictionary;
112
113 /*MC SPR 1150- hardcoded Language table*/
114 /*This is used to correlate the current language with the language settings needed for Ezitext*/
115 /*If we add new lanaguages, we just need to amend this table*/
116 lang_code_table_entry LangCodeTableEntries[] =
117 {
118 {ENGLISH_LANGUAGE, ZI8_LANG_EN, ZI8_SUBLANG_EN_UK},
119 {GERMAN_LANGUAGE, ZI8_LANG_DE, ZI8_SUBLANG_DEFAULT}
120 };
121 lang_code_table LangCodeTable = { 2, LangCodeTableEntries};
122 /*************************************Prototypes***********************************/
123 void convert_chars_to_ascii(char* string, UBYTE language);/*SPR 1508*/
124
125 /*******************************************************************************
126
127 $Function: Initialize_Dict
128
129 $Description: Initialises Predictive Text libs
130
131 $Returns: status int
132
133 $Arguments: language, text entry mode(may be used for chinese e.g. pinyin/stroke)
134 *******************************************************************************/
135 int Initialize_Dict(UBYTE language, UBYTE entry_mode)
136 { int i;
137
138 Zi8Initialize();
139 /*MC, SPR 1150- more generic code for setting Zi library parameters*/
140
141 /* for each entry in language table*/
142 for(i=0; i< LangCodeTable.no_of_entries; i++)
143 {/*if current language in table*/
144 if (LangCodeTable.entries[i].condat_lang == language)
145 { /*use Zi language definitions*/
146 Dictionary.getParam.Language = LangCodeTable.entries[i].zi_lang;
147 Dictionary.getParam.SubLanguage = LangCodeTable.entries[i].zi_sub_lang;
148 break;
149 }
150 }
151 /*if no entry found*/
152 if (i>=LangCodeTable.no_of_entries)
153 return 1; /*exit with error code*/
154 Dictionary.getParam.GetMode = ZI8_GETMODE_DEFAULT;
155 Dictionary.getParam.SubLanguage = ZI8_SUBLANG_EN_ALL;
156 Dictionary.getParam.Context = ZI8_GETCONTEXT_DEFAULT;
157 Dictionary.getParam.GetOptions = ZI8_GETOPTION_STRINGS;
158 Dictionary.getParam.pElements = element_buffer;
159 Dictionary.getParam.pCandidates = candidates_buffer;
160 Dictionary.getParam.MaxCandidates = CANDIDATES_PER_GROUP + 1;
161 Dictionary.getParam.pScratch = NULL;
162 Dictionary.getParam.FirstCandidate = 0;
163
164 memset(element_buffer, 0, MAX_NO_OF_ELEMENTS*sizeof(ZI8WCHAR));
165 memset(candidates_buffer, 0, MAX_NO_OF_ELEMENTS*CANDIDATES_PER_GROUP);
166 Dictionary.getParam.ElementCount = 0;
167 Dictionary.more_count = 0;
168 Dictionary.no_of_candidates = 0;
169 Dictionary.candidate_cursor = 0;
170 return 0;
171 }
172
173 /*******************************************************************************
174
175 $Function: DictAlphaKeyPress
176
177 $Description: Passes keypress to pred text lib and puts first match into string param
178
179 $Returns: status int
180
181 $Arguments: keycode, string
182 *******************************************************************************/
183 int DictAlphaKeyPress(UBYTE keycode, char* first_candidate)
184 {
185 ZI8WCHAR new_keycode=0;
186 //convert keycode to Ezitext code
187
188 switch (keycode)
189 {
190 case KCD_1: new_keycode = ZI8_CODE_LATIN_PUNCT; break;
191 case KCD_2: new_keycode = ZI8_CODE_LATIN_ABC; break;
192 case KCD_3: new_keycode = ZI8_CODE_LATIN_DEF; break;
193 case KCD_4: new_keycode = ZI8_CODE_LATIN_GHI; break;
194 case KCD_5: new_keycode = ZI8_CODE_LATIN_JKL; break;
195 case KCD_6: new_keycode = ZI8_CODE_LATIN_MNO; break;
196 case KCD_7: new_keycode = ZI8_CODE_LATIN_PQRS; break;
197 case KCD_8: new_keycode = ZI8_CODE_LATIN_TUV; break;
198 case KCD_9: new_keycode = ZI8_CODE_LATIN_WXYZ; break;
199 default: break;
200 }
201 /*MC, SPR 1150 - removed any code for chinese Pinyin from this function*/
202
203 //place in array of elements
204 Dictionary.getParam.pElements[Dictionary.getParam.ElementCount++] = new_keycode;
205 Dictionary.more_count = 0;
206 Dictionary.getParam.FirstCandidate = 0; //start new word search
207 Dictionary.candidate_cursor = 0;
208 Dictionary.no_of_candidates = Zi8GetCandidates(&Dictionary.getParam);
209
210 if (Dictionary.no_of_candidates == 0)
211 { TRACE_EVENT("NO candidates returned");
212 return DictBackSpace(first_candidate);
213 }
214 else
215 {
216 /***************************Go-lite Optimization changes Start***********************/
217
218 //Aug 16, 2004 REF: CRR 24323 Deepa M.D
219 TRACE_EVENT_P1("No of candidates returned: %d", Dictionary.no_of_candidates);
220 /***************************Go-lite Optimization changes end***********************/
221
222 }
223 Zi8Copy((PZI8UCHAR)first_candidate, (&Dictionary.getParam), Dictionary.candidate_cursor);
224 /*MC, SPR 1150 - removed any code for chinese Pinyin from this function*/
225
226 /*SPR 1508*/
227 if (Mmi_getCurrentLanguage() == GERMAN_LANGUAGE)
228 convert_chars_to_ascii(first_candidate, Mmi_getCurrentLanguage());
229 /*return 0;*/
230 /* SH - '1' will now be returned if the key is accepted, 0 otherwise */
231 return 1;
232
233 }
234
235 /*******************************************************************************
236
237 $Function: ResetDictSearch
238
239 $Description: Resets dictionary search as match selected
240
241 $Returns: status int
242
243 $Arguments: none
244 *******************************************************************************/
245
246 int ResetDictSearch()
247 {
248 Dictionary.getParam.ElementCount = 0;
249 Dictionary.more_count = 0;
250 Dictionary.no_of_candidates = 0;
251 Dictionary.candidate_cursor = 0;
252
253 return 0;
254
255 }
256
257 /*******************************************************************************
258
259 $Function: MoreCandidates
260
261 $Description: gets next (set of) candidate(s)
262
263 $Returns: status int
264
265 $Arguments: string, pointer to int(not used ATM)
266 *******************************************************************************/
267 //get the next set of candidates
268 //At the moment we only get one candidate at a time, but this allows us to get more than one
269 int MoreCandidates(char* first_candidate, int* no_of_candidates)
270 {
271
272
273 //any more candidates to retrieve?
274 if (Dictionary.no_of_candidates > CANDIDATES_PER_GROUP)
275 {
276 Dictionary.more_count++;
277 Dictionary.getParam.FirstCandidate = Dictionary.more_count *CANDIDATES_PER_GROUP;
278 Dictionary.no_of_candidates = Zi8GetCandidates(&Dictionary.getParam);
279
280 Zi8Copy((PZI8UCHAR)first_candidate, &(Dictionary.getParam), Dictionary.candidate_cursor);
281
282 //return first candidate in group
283 }
284
285 else
286 {
287 Dictionary.more_count = 0;
288 Dictionary.getParam.FirstCandidate = 0;
289 Dictionary.no_of_candidates = Zi8GetCandidates(&Dictionary.getParam);
290
291 Zi8Copy((PZI8UCHAR)first_candidate, &(Dictionary.getParam), Dictionary.candidate_cursor);
292 }
293 /*SPR 1508*/
294 if (Mmi_getCurrentLanguage() == GERMAN_LANGUAGE)
295 convert_chars_to_ascii(first_candidate, Mmi_getCurrentLanguage());
296
297 return 0;
298 }
299
300 /*******************************************************************************
301
302 $Function: ConvertToKeyPresses
303
304 $Description: Takes a string and sends it as keypresses to dictionary to start new search
305
306 $Returns: status int
307
308 $Arguments: input string, output string(first match)
309 *******************************************************************************/
310 //takes in a string
311 int ConvertToKeyPresses(char* string, char* first_candidate)
312 { int no_of_chars;
313 int i;
314
315 ResetDictSearch();
316 no_of_chars = strlen(string);
317 for (i=0; i < no_of_chars; i++)
318 {
319 switch (string[i])
320 {
321
322 case ('A'):
323 case ('a'):
324 case ('B'):
325 case ('b'):
326 case ('C'):
327 case ('c'):
328 DictAlphaKeyPress(KCD_2, first_candidate); break;
329 case ('D'):
330 case ('d'):
331 case ('E'):
332 case ('e'):
333 case ('F'):
334 case ('f'):
335 DictAlphaKeyPress(KCD_3, first_candidate); break;
336 case ('G'):
337 case ('g'):
338 case ('H'):
339 case ('h'):
340 case ('I'):
341 case ('i'):
342 DictAlphaKeyPress(KCD_4, first_candidate); break;
343 case ('J'):
344 case ('j'):
345 case ('K'):
346 case ('k'):
347 case ('L'):
348 case ('l'):
349 DictAlphaKeyPress(KCD_5, first_candidate); break;
350 case ('M'):
351 case ('m'):
352 case ('N'):
353 case ('n'):
354 case ('O'):
355 case ('o'):
356 DictAlphaKeyPress(KCD_6, first_candidate); break;
357 case ('P'):
358 case ('p'):
359 case ('Q'):
360 case ('q'):
361 case ('R'):
362 case ('r'):
363 case ('S'):
364 case ('s'):
365 DictAlphaKeyPress(KCD_7, first_candidate); break;
366 case ('T'):
367 case ('t'):
368 case ('U'):
369 case ('u'):
370 case ('V'):
371 case ('v'):
372 DictAlphaKeyPress(KCD_8, first_candidate); break;
373 case ('W'):
374 case ('w'):
375 case ('X'):
376 case ('x'):
377 case ('Y'):
378 case ('y'):
379 case ('Z'):
380 case ('z'):
381 DictAlphaKeyPress(KCD_9, first_candidate); break;
382 default: DictAlphaKeyPress(KCD_1, first_candidate); break;
383 }
384 }
385 Dictionary.no_of_candidates = Zi8GetCandidates(&Dictionary.getParam);
386 Zi8Copy((PZI8UCHAR)first_candidate, &Dictionary.getParam, Dictionary.candidate_cursor);
387 /*SPR1508*/
388 if (Mmi_getCurrentLanguage() == GERMAN_LANGUAGE)
389 convert_chars_to_ascii(first_candidate, Mmi_getCurrentLanguage());
390 return 0;
391 }
392 /*******************************************************************************
393
394 $Function: DictBackSpace
395 $Description: Removes last char from list of elements in dictionary search
396
397 $Returns: status int
398
399 $Arguments: output string(first match)
400 *******************************************************************************/
401 int DictBackSpace(char* first_candidate)
402 {
403
404 if (Dictionary.more_count != 0)
405 { Dictionary.more_count --;}
406 else
407 if (Dictionary.getParam.ElementCount != 0)
408 {
409 //replace last element with 0
410 Dictionary.getParam.pElements[--Dictionary.getParam.ElementCount] = 0;
411 }
412 Dictionary.more_count = 0;
413 Dictionary.getParam.FirstCandidate = 0; //start new word search
414 Dictionary.candidate_cursor = 0;
415 Dictionary.no_of_candidates = Zi8GetCandidates(&Dictionary.getParam);
416 Zi8Copy((PZI8UCHAR)first_candidate, &Dictionary.getParam, Dictionary.candidate_cursor);
417 /*SPR 1508*/
418 if (Mmi_getCurrentLanguage() == GERMAN_LANGUAGE)
419 convert_chars_to_ascii(first_candidate, Mmi_getCurrentLanguage());
420 return 0;
421 }
422 /*******************************************************************************
423
424 $Function: convert_chars_to_ascii
425 $Description: Changes any language-specific chars from ezitext encoding to our ascii
426 encoding. Added for SPR 1508.
427
428 $Returns: none
429
430 $Arguments: input string, language
431 *******************************************************************************/
432 void convert_chars_to_ascii(char* string, UBYTE language)
433 {
434 switch(language)
435 {
436
437 case (GERMAN_LANGUAGE):
438 { unsigned int i;
439
440 for (i=0; i< strlen(string);i++)
441 {
442
443 switch (string[i])
444 { case (0x1e):string[i] = (char)225;break; /*SS*/
445 case (0x7B):string[i] = (char)132;break; /*a with umlaut*/
446 case (0x7c):string[i] = (char)148;break; /*o with umlaut*/
447 case (0x7e):string[i] = (char)154;break; /*u with umlaut*/
448 }
449
450 }
451 break;
452 }
453 }
454
455 }