Download as
Browse Code »

Commit ef2d0b3fb770479a46255c341b5b0517e7687c66

Authored by perry.werneck@gmail.com
1 parent 016a9ca1
Exists in master and in 3 other branches develop, macos, network_module

Incluindo funcoes para obtenção das bordas de palavra e campo para uso no compon… 

…ente de acessibilidade
Showing 3 changed files with 137 additions and 72 deletions   Show diff stats
Makefile.in
  Diff comments   View file @ef2d0b3
... ... @@ -95,7 +95,7 @@ SOURCES = XtGlue.c init.c actions.c ansi.c charset.c ctlr.c \
95 95 print.c printer.c proxy.c resources.c rpq.c screen.c see.c \
96 96 sf.c tables.c telnet.c toggles.c trace_ds.c utf8.c util.c \
97 97 xio.c resolver.c log.c paste.c macros.c fallbacks.c version.c \
98   - selection.c
  98 + selection.c bounds.c
99 99  
100 100 #---[ Misc targets ]-----------------------------------------------------------
101 101  
... ...
bounds.c 0 → 100644
  Diff comments   View file @ef2d0b3
... ... @@ -0,0 +1,94 @@
  1 +/*
  2 + * "Software pw3270, desenvolvido com base nos códigos fontes do WC3270 e X3270
  3 + * (Paul Mattes Paul.Mattes@usa.net), de emulação de terminal 3270 para acesso a
  4 + * aplicativos mainframe. Registro no INPI sob o nome G3270. Registro no INPI sob o nome G3270.
  5 + *
  6 + * Copyright (C) <2008> <Banco do Brasil S.A.>
  7 + *
  8 + * Este programa é software livre. Você pode redistribuí-lo e/ou modificá-lo sob
  9 + * os termos da GPL v.2 - Licença Pública Geral GNU, conforme publicado pela
  10 + * Free Software Foundation.
  11 + *
  12 + * Este programa é distribuído na expectativa de ser útil, mas SEM QUALQUER
  13 + * GARANTIA; sem mesmo a garantia implícita de COMERCIALIZAÇÃO ou de ADEQUAÇÃO
  14 + * A QUALQUER PROPÓSITO EM PARTICULAR. Consulte a Licença Pública Geral GNU para
  15 + * obter mais detalhes.
  16 + *
  17 + * Você deve ter recebido uma cópia da Licença Pública Geral GNU junto com este
  18 + * programa; se não, escreva para a Free Software Foundation, Inc., 59 Temple
  19 + * Place, Suite 330, Boston, MA, 02111-1307, USA
  20 + *
  21 + * Este programa está nomeado como bounds.c e possui - linhas de código.
  22 + *
  23 + * Contatos:
  24 + *
  25 + * perry.werneck@gmail.com (Alexandre Perry de Souza Werneck)
  26 + * erico.mendonca@gmail.com (Erico Mascarenhas Mendonça)
  27 + * licinio@bb.com.br (Licínio Luis Branco)
  28 + * kraucer@bb.com.br (Kraucer Fernandes Mazuco)
  29 + * macmiranda@bb.com.br (Marco Aurélio Caldas Miranda)
  30 + *
  31 + */
  32 +
  33 +#include "globals.h"
  34 +
  35 +/*--[ Implement ]------------------------------------------------------------------------------------*/
  36 +
  37 +LIB3270_EXPORT int lib3270_get_field_bounds(H3270 *session, int baddr, int *start, int *end)
  38 +{
  39 + int first;
  40 +
  41 + CHECK_SESSION_HANDLE(session);
  42 +
  43 + if(!lib3270_connected(session))
  44 + return -1;
  45 +
  46 + first = lib3270_field_addr(session,baddr);
  47 +
  48 + if(first < 0)
  49 + return -1;
  50 +
  51 + first++;
  52 +
  53 + if(start)
  54 + *start = first;
  55 +
  56 + if(end)
  57 + {
  58 + int maxlen = (session->rows * session->cols)-1;
  59 + *end = first + lib3270_field_length(session,first);
  60 + if(*end > maxlen)
  61 + *end = maxlen;
  62 + }
  63 +
  64 + return 0;
  65 +}
  66 +
  67 +LIB3270_EXPORT int lib3270_get_word_bounds(H3270 *session, int baddr, int *start, int *end)
  68 +{
  69 + int pos;
  70 +
  71 + CHECK_SESSION_HANDLE(session);
  72 +
  73 + if(!lib3270_connected(session) || isspace(session->text[baddr].chr))
  74 + return -1;
  75 +
  76 + if(start)
  77 + {
  78 + for(pos = baddr; pos > 0 && !isspace(session->text[pos].chr);pos--);
  79 +
  80 + *start = pos > 0 ? pos+1 : 0;
  81 + }
  82 +
  83 + if(end)
  84 + {
  85 + int maxlen = session->rows * session->cols;
  86 + for(pos = baddr; pos < maxlen && !isspace(session->text[pos].chr);pos++);
  87 +
  88 + *end = pos < maxlen ? pos-1 : maxlen;
  89 + }
  90 +
  91 + return 0;
  92 +}
  93 +
  94 +
... ...
selection.c
  Diff comments   View file @ef2d0b3
... ... @@ -34,13 +34,16 @@
34 34 #include <lib3270/session.h>
35 35 #include <lib3270/selection.h>
36 36  
37   - #define SELECTION_LEFT 0x01
38   - #define SELECTION_TOP 0x02
39   - #define SELECTION_RIGHT 0x04
40   - #define SELECTION_BOTTOM 0x08
41   - #define SELECTION_ACTIVE 0x10
  37 + #define SELECTION_LEFT 0x01
  38 + #define SELECTION_TOP 0x02
  39 + #define SELECTION_RIGHT 0x04
  40 + #define SELECTION_BOTTOM 0x08
  41 + #define SELECTION_SINGLE_ROW 0x10
  42 + #define SELECTION_SINGLE_COL 0x20
42 43  
43   - static void select_region(H3270 *h, int start, int end);
  44 + #define SELECTION_ACTIVE 0x80
  45 +
  46 + static void do_select(H3270 *h, int start, int end, int rect);
44 47  
45 48 /*--[ Implement ]------------------------------------------------------------------------------------*/
46 49  
... ... @@ -212,7 +215,7 @@ LIB3270_EXPORT void lib3270_select_to(H3270 *session, int baddr)
212 215  
213 216 cursor_move(session,end = baddr);
214 217  
215   - select_region(session,start,end);
  218 + do_select(session,start,end,lib3270_get_toggle(session,LIB3270_TOGGLE_RECTANGLE_SELECT));
216 219  
217 220 }
218 221  
... ... @@ -231,12 +234,12 @@ LIB3270_EXPORT void lib3270_select_region(H3270 *h, int start, int end)
231 234 if(start < 0 || start > maxlen || end < 0 || end > maxlen || start > end)
232 235 return;
233 236  
234   - select_region(h,start,end);
  237 + do_select(h,start,end,lib3270_get_toggle(h,LIB3270_TOGGLE_RECTANGLE_SELECT));
235 238 cursor_move(h,h->select.end);
236 239  
237 240 }
238 241  
239   -static void select_region(H3270 *h, int start, int end)
  242 +static void do_select(H3270 *h, int start, int end, int rect)
240 243 {
241 244  
242 245 // Do we really need to change selection?
... ... @@ -246,10 +249,16 @@ static void select_region(H3270 *h, int start, int end)
246 249 h->select.start = start;
247 250 h->select.end = end;
248 251  
249   - if(lib3270_get_toggle(h,LIB3270_TOGGLE_RECTANGLE_SELECT))
  252 + if(rect)
  253 + {
  254 + h->rectsel = 1;
250 255 update_selected_rectangle(h);
  256 + }
251 257 else
  258 + {
  259 + h->rectsel = 0;
252 260 update_selected_region(h);
  261 + }
253 262  
254 263 if(!h->selected)
255 264 {
... ... @@ -275,6 +284,12 @@ LIB3270_EXPORT unsigned char lib3270_get_selection_flags(H3270 *hSession, int ba
275 284 col = baddr % hSession->cols;
276 285 rc |= SELECTION_ACTIVE;
277 286  
  287 + if( (hSession->select.start % hSession->cols) == (hSession->select.end % hSession->cols) )
  288 + rc |= SELECTION_SINGLE_COL;
  289 +
  290 + if( (hSession->select.start / hSession->cols) == (hSession->select.end / hSession->cols) )
  291 + rc |= SELECTION_SINGLE_ROW;
  292 +
278 293 if( (col == 0) || !(hSession->text[baddr-1].attr & LIB3270_ATTR_SELECTED) )
279 294 rc |= SELECTION_LEFT;
280 295  
... ... @@ -290,57 +305,28 @@ LIB3270_EXPORT unsigned char lib3270_get_selection_flags(H3270 *hSession, int ba
290 305 return rc;
291 306 }
292 307  
293   -LIB3270_EXPORT void lib3270_select_word(H3270 *session, int baddr)
  308 +LIB3270_EXPORT int lib3270_select_word_at(H3270 *session, int baddr)
294 309 {
295   - int pos, len, start, end;
296   -
297   - CHECK_SESSION_HANDLE(session);
  310 + int start, end;
298 311  
299   - if(!lib3270_connected(session) || isspace(session->text[baddr].chr))
300   - {
301   - lib3270_ring_bell(session);
302   - return;
303   - }
  312 + if(lib3270_get_word_bounds(session,baddr,&start,&end))
  313 + return -1;
304 314  
305   - start = session->select.start;
306   - for(pos = baddr; pos > 0 && !isspace(session->text[pos].chr);pos--);
307   - start = pos > 0 ? pos+1 : 0;
  315 + trace("%s: baddr=%d start=%d end=%d",__FUNCTION__,baddr,start,end);
308 316  
309   - len = session->rows * session->cols;
310   - for(pos = baddr; pos < len && !isspace(session->text[pos].chr);pos++);
311   - end = pos < len ? pos-1 : len;
  317 + do_select(session,start,end,0);
312 318  
313   - select_region(session,start,end);
  319 + return 0;
314 320 }
315 321  
316 322 LIB3270_EXPORT int lib3270_select_field_at(H3270 *session, int baddr)
317 323 {
318   - int start, end,len;
319   -
320   - CHECK_SESSION_HANDLE(session);
321   -
322   - if(!lib3270_connected(session))
323   - {
324   - lib3270_ring_bell(session);
325   - return -1;
326   - }
327   -
328   - start = lib3270_field_addr(session,baddr);
  324 + int start, end;
329 325  
330   - if(start < 0)
331   - {
332   - lib3270_ring_bell(session);
  326 + if(lib3270_get_field_bounds(session,baddr,&start,&end))
333 327 return -1;
334   - }
335   -
336   - start++;
337 328  
338   - len = (session->rows * session->cols)-1;
339   - end = start + lib3270_field_length(session,start);
340   - if(end > len)
341   - end = len;
342   -
343   - select_region(session,start,end);
  329 + do_select(session,start,end,0);
344 330  
345 331 return 0;
346 332 }
... ... @@ -358,21 +344,8 @@ LIB3270_ACTION( selectall )
358 344  
359 345 CHECK_SESSION_HANDLE(hSession);
360 346  
361   - select_region(hSession,0,hSession->rows*hSession->cols);
362   -/*
363   - len = hSession->rows*hSession->cols;
364   -
365   - for(baddr = 0; baddr < len; baddr++)
366   - {
367   - if(!(hSession->text[baddr].attr & LIB3270_ATTR_SELECTED))
368   - {
369   - hSession->text[baddr].attr |= LIB3270_ATTR_SELECTED;
370   - hSession->update(hSession,baddr,hSession->text[baddr].chr,hSession->text[baddr].attr,baddr == hSession->cursor_addr);
371   - }
372   - }
  347 + do_select(hSession,0,hSession->rows*hSession->cols,0);
373 348  
374   - set_selected(hSession);
375   -*/
376 349 return 0;
377 350 }
378 351  
... ... @@ -385,7 +358,7 @@ LIB3270_ACTION( reselect )
385 358 if(!lib3270_connected(hSession) || hSession->select.start == hSession->select.end || hSession->selected)
386 359 return 0;
387 360  
388   - select_region(hSession, hSession->select.start,hSession->select.end);
  361 + do_select(hSession, hSession->select.start,hSession->select.end,lib3270_get_toggle(hSession,LIB3270_TOGGLE_RECTANGLE_SELECT));
389 362  
390 363 return 0;
391 364 }
... ... @@ -589,9 +562,9 @@ LIB3270_EXPORT int lib3270_move_selected_area(H3270 *hSession, int from, int to)
589 562 cols = hSession->cols - ((pos[f] % hSession->cols)+1);
590 563 }
591 564  
592   - step = (rows * hSession->cols) + cols;
  565 + step = (rows * hSession->cols) + cols;
593 566  
594   - select_region(hSession,hSession->select.start + step,hSession->select.end + step);
  567 + do_select(hSession,hSession->select.start + step,hSession->select.end + step,hSession->rectsel);
595 568 cursor_move(hSession,hSession->select.end);
596 569  
597 570 return from+step;
... ... @@ -604,8 +577,6 @@ LIB3270_EXPORT int lib3270_drag_selection(H3270 *h, unsigned char flag, int orig
604 577 if(!lib3270_get_selection_bounds(h,&first,&last))
605 578 return origin;
606 579  
607   - flag &= 0x1f;
608   -
609 580 trace("%s: flag=%04x",__FUNCTION__,flag);
610 581  
611 582 if(!flag)
... ... @@ -629,9 +600,9 @@ LIB3270_EXPORT int lib3270_drag_selection(H3270 *h, unsigned char flag, int orig
629 600 origin = last = (row*h->cols) + (last%h->cols);
630 601  
631 602 if(first < last)
632   - select_region(h,first,last);
  603 + do_select(h,first,last,h->rectsel);
633 604 else
634   - select_region(h,last,first);
  605 + do_select(h,last,first,h->rectsel);
635 606  
636 607 cursor_move(h,h->select.end);
637 608  
... ... @@ -683,7 +654,7 @@ LIB3270_EXPORT int lib3270_move_selection(H3270 *hSession, LIB3270_DIRECTION dir
683 654 return -1;
684 655 }
685 656  
686   - select_region(hSession,start,end);
  657 + do_select(hSession,start,end,hSession->rectsel);
687 658 cursor_move(hSession,hSession->select.end);
688 659  
689 660 return 0;
... ...