sys/src/cmd/abaco/wind.c

   1 #include <u.h>
   2 #include <libc.h>
   3 #include <draw.h>
   4 #include <memdraw.h>
   5 #include <thread.h>
   6 #include <cursor.h>
   7 #include <mouse.h>
   8 #include <keyboard.h>
   9 #include <frame.h>
  10 #include <plumb.h>
  11 #include <html.h>
  12 #include "dat.h"
  13 #include "fns.h"
  14
  15 void
  16 wininit(Window *w, Window *, Rectangle r)
  17 {
  18         Rectangle r1, br;
  19
  20         incref(w);
  21         w->r = r;
  22         w->tag.w = w;
  23         w->url.w = w;
  24         w->page.w = w;
  25         w->status.w = w;
  26         r1 = r;
  27         r1.max.y = r1.min.y + font->height;
  28         textinit(&w->tag, screen, r1, font, tagcols);
  29         w->tag.what = Tag;
  30         r1.min.y = r1.max.y++;
  31         draw(screen, r1, tagcols[BORD], nil, ZP);
  32         br.min = w->tag.scrollr.min;
  33         br.max.x = br.min.x + Dx(button->r);
  34         br.max.y  = br.min.y + Dy(button->r);
  35         draw(screen, br, button, nil, button->r.min);
  36         r1.min.y = r1.max.y;
  37         r1.max.y += font->height;
  38         textinit(&w->url, screen, r1, font, tagcols);
  39         w->url.
  40         w->url.what = Urltag;
  41         r1.min.y = r1.max.y++;
  42         draw(screen, r1, tagcols[BORD], nil, ZP);
  43         r1.min.y = r1.max.y;
  44         r1.max.y = r.max.y - font->height - 1;
  45         w->page.all = r1;
  46         w->page.b = screen;
  47         draw(screen, r1, display->white, nil, ZP);
  48         r1.min.y = r1.max.y++;
  49         draw(screen, r1, tagcols[BORD], nil, ZP);
  50         r1.min.y = r1.max.y;
  51         r1.max.y += font->height;
  52         textinit(&w->status, screen, r1, font, tagcols);
  53         w->status.what = Statustag;
  54 }
  55
  56 int
  57 winresize(Window *w, Rectangle r, int safe)
  58 {
  59         Rectangle r1, br;
  60
  61         w->r = r;
  62         r1 = r;
  63         r1.max.y = r1.min.y + font->height;
  64         if(!safe || !eqrect(w->tag.r, r1)){
  65                 textresize(&w->tag, screen, r1);
  66                 br.min = w->tag.scrollr.min;
  67                 br.max.x = r1.min.x + Dx(button->r);
  68                 br.max.y  = r1.min.y + Dy(button->r);
  69                 draw(screen, br, button, nil, button->r.min);
  70                 r1.min.y = r1.max.y++;
  71                 draw(screen, r1, tagcols[BORD], nil, ZP);
  72                 r1.min.y = r1.max.y;
  73                 r1.max.y += font->height;
  74                 textresize(&w->url, screen, r1);
  75                 r1.min.y = r1.max.y++;
  76                 draw(screen, r1, tagcols[BORD], nil, ZP);
  77         }
  78         r1.min.y = r1.max.y;
  79         r1.max.y = r.max.y - font->height - 1;
  80         w->page.b = screen;
  81         if(!safe || !eqrect(w->page.all, r1)){
  82                 if(Dy(r1) <= 0){
  83                         w->page.all = ZR;
  84                         pagerender(&w->page);
  85                         w->r = r;
  86                         w->r.max.y = r1.min.y;
  87                         return w->r.max.y;
  88                 }
  89                 draw(screen, r1, display->white, nil, ZP);
  90                 w->page.all = r1;
  91                 pagerender(&w->page);
  92                 r1.min.y = r1.max.y++;
  93                 draw(screen, r1, tagcols[BORD], nil, ZP);
  94                 r1.min.y = r1.max.y;
  95                 r1.max.y = r.max.y;
  96                 textresize(&w->status, screen, r1);
  97         }
  98         return w->r.max.y;
  99 }
 100
 101 void
 102 winclose1(Window *w)
 103 {
 104         int i;
 105
 106         if(decref(w) == 0){
 107                 textclose(&w->tag);
 108                 textclose(&w->url);
 109                 textclose(&w->status);
 110                 if(w->history.url){
 111                         for(i=0; i<w->history.nurl; i++)
 112                                 urlfree(w->history.url[i]);
 113                         free(w->history.url);
 114                 }
 115                 free(w);
 116         }
 117 }
 118
 119 void
 120 winclose(Window *w)
 121 {
 122         pageclose(&w->page);
 123         winclose1(w);
 124 }
 125
 126 void
 127 winlock(Window *w, int owner)
 128 {
 129         incref(w);
 130         qlock(w);
 131         w->owner = owner;
 132 }
 133
 134 void
 135 winunlock(Window *w)
 136 {
 137         w->owner = 0;
 138         qunlock(w);
 139         winclose1(w);
 140 }
 141
 142 void
 143 winsettag1(Window *w)
 144 {
 145         int i, j, k, n, bar;
 146         Rune *new, *r;
 147         Image *b;
 148         uint q0, q1;
 149         Rectangle br;
 150         Runestr old;
 151
 152         memset(&old, 0, sizeof(Runestr));
 153         copyrunestr(&old, &w->tag.rs);
 154         for(i=0; i<w->tag.rs.nr; i++)
 155                 if(old.r[i]==' ' || old.r[i]=='\t')
 156                         break;
 157
 158         if(runestreq(old, w->page.title) == FALSE){
 159                 textdelete(&w->tag, 0, i);
 160                 textinsert(&w->tag, 0, w->page.title.r, w->page.title.nr);
 161                 closerunestr(&old);
 162                 copyrunestr(&old, &w->tag.rs);
 163         }
 164         new = runemalloc(w->page.title.nr+100);
 165         i = 0;
 166         runemove(new+i, L" Del Snarf", 10);
 167         i += 10;
 168         if(w->history.nurl){
 169                 if(w->history.cid > 0){
 170                         runemove(new+i, L" Back", 5);
 171                         i += 5;
 172                 }
 173                 if(w->history.cid < w->history.nurl-1){
 174                         runemove(new+i, L" Next", 5);
 175                         i += 5;
 176                 }
 177                 if(w->page.loading){
 178                         runemove(new+i, L" Stop", 5);
 179                         i += 5;
 180                 }
 181         }
 182         runemove(new+i, L" Get", 4);
 183         i += 4;
 184         runemove(new+i, L" | ", 3);
 185         i += 3;
 186         runemove(new+i, w->page.title.r, w->page.title.nr);
 187         i += w->page.title.nr;
 188 /*
 189         r = runestrchr(old.r, '|');
 190         r = nil;
 191         if(r)
 192                 k = r-old.r+1;
 193         else{
 194                 k = w->tag.rs.nr;
 195                 if(w->page.url){
 196                         runemove(new+i, L" Look ", 6);
 197                         i += 6;
 198                 }
 199         }
 200 */
 201         k = w->tag.rs.nr;
 202         if(runeeq(new, i, old.r, k) == FALSE){
 203                 n = k;
 204                 if(n > i)
 205                         n = i;
 206                 for(j=0; j<n; j++)
 207                         if(old.r[j] != new[j])
 208                                 break;
 209                 q0 = w->tag.q0;
 210                 q1 = w->tag.q1;
 211                 textdelete(&w->tag, j, k);
 212                 textinsert(&w->tag, j, new+j, i-j);
 213                 /* try to preserve user selection */
 214                 r = runestrchr(old.r, '|');
 215                 if(r){
 216                         bar = r-old.r;
 217                         if(q0 > bar){
 218                                 bar = (runestrchr(new, '|')-new)-bar;
 219                                 w->tag.q0 = q0+bar;
 220                                 w->tag.q1 = q1+bar;
 221                         }
 222                 }
 223         }
 224         closerunestr(&old);
 225         free(new);
 226         n = w->tag.rs.nr;
 227         if(w->tag.q0 > n)
 228                 w->tag.q0 = n;
 229         if(w->tag.q1 > n)
 230                 w->tag.q1 = n;
 231         textsetselect(&w->tag, w->tag.q0, w->tag.q1);
 232         b = button;
 233         br.min = w->tag.scrollr.min;
 234         br.max.x = br.min.x + Dx(b->r);
 235         br.max.y = br.min.y + Dy(b->r);
 236         draw(screen, br, b, nil, b->r.min);
 237 }
 238
 239
 240 void
 241 winsettag(Window *w)
 242 {
 243         if(w->col && w->col->safe)
 244                 winsettag1(w);
 245 }
 246
 247 void
 248 winseturl(Window *w)
 249 {
 250         if(w->page.url && runestreq(w->url.rs, w->page.url->act)==FALSE)
 251                 textset(&w->url, w->page.url->act.r, w->page.url->act.nr);
 252 }
 253
 254 void
 255 winsetstatus(Window *w, Rune *r)
 256 {
 257         if(w->col && w->col->safe)
 258                 textset(&w->status, r, runestrlen(r));
 259 }
 260
 261 void
 262 winaddhist(Window *w, Url *u)
 263 {
 264         Url **url;
 265         int cid, n, i;
 266
 267         url = w->history.url;
 268         n = w->history.nurl;
 269         cid = w->history.cid;
 270         if(cid < n-1){
 271                 for(i=cid+1; i<n; i++)
 272                         urlfree(url[i]);
 273                 n = cid+1;
 274         }
 275         w->history.url = erealloc(w->history.url, ++n*sizeof(Url *));
 276         w->history.url[n-1] = u;
 277         w->history.cid = u->id = n-1;
 278         w->history.nurl = n;
 279         incref(u);
 280 }
 281
 282 void
 283 wingohist(Window *w, int isnext)
 284 {
 285         Page *p;
 286         int n, id;
 287
 288         n = w->history.nurl;
 289         p = &w->page;
 290         if(!p->url)
 291                 return;
 292
 293         id = p->url->id;
 294
 295         if(isnext)
 296                 id++;
 297         else
 298                 id--;
 299
 300         if(n==0 || id<0 || id==n)
 301                 return;
 302
 303         incref(w->history.url[id]);
 304         pageload(p, w->history.url[id], FALSE);
 305         w->history.cid = id;
 306 }
 307
 308 Text *
 309 wintext(Window *w, Point xy)
 310 {
 311         w->inpage = FALSE;
 312         if(ptinrect(xy, w->tag.all))
 313                 return &w->tag;
 314         if(ptinrect(xy, w->url.all))
 315                 return &w->url;
 316         if(ptinrect(xy, w->status.all))
 317                 return &w->status;
 318         if(ptinrect(xy, w->page.all))
 319                 w->inpage = TRUE;
 320
 321         return nil;
 322 }
 323
 324 Text *
 325 wintype(Window *w, Point xy, Rune r)
 326 {
 327         Text *t;
 328
 329         t = wintext(w, xy);
 330         if(t && !ptinrect(xy, t->scrollr))
 331                 return t;
 332         if(w->inpage)
 333                 pagetype(&w->page, r, xy);
 334
 335         return nil;
 336 }
 337
 338 Text *
 339 winmouse(Window *w, Point xy, int but)
 340 {
 341         Text *t;
 342
 343         t = wintext(w, xy);
 344         if(t)
 345                 return t;
 346         if(w->inpage)
 347                 pagemouse(&w->page, xy, but);
 348
 349         return nil;
 350 }
 351
 352 void
 353 winmousebut(Window *w)
 354 {
 355         moveto(mousectl, divpt(addpt(w->tag.scrollr.min, w->tag.scrollr.max), 2));
 356 }
 357
 358 int
 359 winclean(Window *, int)
 360 {
 361         return TRUE;
 362 }
 363
 364 void
 365 windebug(Window *w)
 366 {
 367         Page *p;
 368         int i;
 369
 370         p = &w->page;
 371         fprint(2, "title:\t%S\n", p->title.r);
 372         fprint(2, "url:\t%.*S\n",w->url.rs.nr, w->url.rs.r);
 373         fprint(2, "aborting:\t%s\n", istrue(p->aborting));
 374         fprint(2, "changed:\t%s\n", istrue(p->changed));
 375         fprint(2, "loading:\t%s\n", istrue(p->loading));
 376         fprint(2, "status:\t%S\n", p->status);
 377         fprint(2, "HISTORY:\n");
 378         for(i=0; i<w->history.nurl; i++)
 379                 fprint(2, "url[%d]: %S\n", i, w->history.url[i]->act.r);
 380
 381         if(p->kidinfo)
 382                 fprint(2, "name: %S\n", p->kidinfo->name);
 383 }