source/blender/editors/space_file/filesel.c

   1 /**
   2  * $Id$
   3  *
   4  * ***** BEGIN GPL LICENSE BLOCK *****
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version 2
   9  * of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  19  *
  20  * The Original Code is Copyright (C) 2008 Blender Foundation.
  21  * All rights reserved.
  22  *
  23  *
  24  * Contributor(s): Blender Foundation
  25  *
  26  * ***** END GPL LICENSE BLOCK *****
  27  */
  28
  29 #include <string.h>
  30 #include <stdio.h>
  31 #include <math.h>
  32
  33 #include <sys/stat.h>
  34 #include <sys/types.h>
  35
  36 #ifdef WIN32
  37 #include <io.h>
  38 #include <direct.h>
  39 #include "BLI_winstuff.h"
  40 #else
  41 #include <unistd.h>
  42 #include <sys/times.h>
  43 #endif
  44
  45 #include "DNA_space_types.h"
  46 #include "DNA_scene_types.h"
  47 #include "DNA_screen_types.h"
  48 #include "DNA_userdef_types.h"
  49 #include "DNA_windowmanager_types.h"
  50
  51 #include "MEM_guardedalloc.h"
  52
  53 #include "BLI_blenlib.h"
  54 #include "BLI_linklist.h"
  55 #include "BLI_storage_types.h"
  56 #include "BLI_dynstr.h"
  57
  58 #include "BKE_context.h"
  59 #include "BKE_screen.h"
  60 #include "BKE_global.h"
  61
  62 #include "BLF_api.h"
  63
  64 #include "DNA_userdef_types.h"
  65
  66 #include "ED_screen.h"
  67 #include "ED_util.h"
  68 #include "ED_fileselect.h"
  69
  70 #include "WM_api.h"
  71 #include "WM_types.h"
  72
  73 #include "BIF_gl.h"
  74 #include "BIF_glutil.h"
  75
  76 #include "UI_interface.h"
  77 #include "UI_resources.h"
  78 #include "UI_view2d.h"
  79
  80 #include "file_intern.h"
  81 #include "filelist.h"
  82
  83 #if defined __BeOS
  84 static int fnmatch(const char *pattern, const char *string, int flags)
  85 {
  86         return 0;
  87 }
  88 #elif defined WIN32 && !defined _LIBC
  89         /* use fnmatch included in blenlib */
  90         #include "BLI_fnmatch.h"
  91 #else
  92         #include <fnmatch.h>
  93 #endif
  94
  95 FileSelectParams* ED_fileselect_get_params(struct SpaceFile *sfile)
  96 {
  97         if (!sfile->params) {
  98                 ED_fileselect_set_params(sfile, "", NULL, "/", 0, FILE_SHORTDISPLAY, 0, FILE_SORT_ALPHA);
  99         }
 100         return sfile->params;
 101 }
 102
 103 short ED_fileselect_set_params(SpaceFile *sfile, const char *title, const char *last_dir, const char *path,
 104                                                            short flag, short display, short filter, short sort)
 105 {
 106         char name[FILE_MAX], dir[FILE_MAX], file[FILE_MAX];
 107         FileSelectParams *params;
 108
 109         if (!sfile->params) {
 110                 sfile->params= MEM_callocN(sizeof(FileSelectParams), "fileselparams");
 111         }
 112
 113         params = sfile->params;
 114
 115         params->flag = flag;
 116         params->display = display;
 117         params->filter = filter;
 118         params->sort = sort;
 119
 120         BLI_strncpy(params->title, title, sizeof(params->title));
 121
 122         if(last_dir){
 123                 BLI_strncpy(params->dir, last_dir, sizeof(params->dir));
 124         }
 125         else {
 126                 BLI_strncpy(name, path, sizeof(name));
 127                 BLI_convertstringcode(name, G.sce);
 128
 129                 BLI_split_dirfile(name, dir, file);
 130                 BLI_strncpy(params->file, file, sizeof(params->file));
 131                 BLI_strncpy(params->dir, dir, sizeof(params->dir));
 132                 BLI_make_file_string(G.sce, params->dir, dir, ""); /* XXX needed ? - also solve G.sce */
 133         }
 134
 135         return 1;
 136 }
 137
 138 void ED_fileselect_reset_params(SpaceFile *sfile)
 139 {
 140         sfile->params->flag = 0;
 141         sfile->params->title[0] = '\0';
 142 }
 143
 144 int ED_fileselect_layout_numfiles(FileLayout* layout, struct ARegion *ar)
 145 {
 146         int numfiles;
 147         short width, height;
 148
 149         if (layout->flag & FILE_LAYOUT_HOR) {
 150                 short width = ar->v2d.cur.xmax - ar->v2d.cur.xmin - 2*layout->tile_border_x;
 151                 numfiles = width/layout->tile_w + 1;
 152         } else {
 153                 short height = ar->v2d.cur.ymax - ar->v2d.cur.ymin - 2*layout->tile_border_y;
 154                 numfiles = height/layout->tile_h + 1;
 155         }
 156
 157         return layout->columns*layout->rows;
 158 }
 159
 160 int ED_fileselect_layout_offset(FileLayout* layout, int x, int y)
 161 {
 162         int offsetx, offsety;
 163         int active_file;
 164
 165         if (layout == NULL)
 166                 return 0;
 167
 168         offsetx = (x)/(layout->tile_w + 2*layout->tile_border_x);
 169         offsety = (y)/(layout->tile_h + 2*layout->tile_border_y);
 170
 171         if (offsetx > layout->columns-1) offsetx = -1 ;
 172         if (offsety > layout->rows-1) offsety = -1 ;
 173
 174         if (layout->flag & FILE_LAYOUT_HOR)
 175                 active_file = layout->rows*offsetx + offsety;
 176         else
 177                 active_file = offsetx + layout->columns*offsety;
 178         return active_file;
 179 }
 180
 181 void ED_fileselect_layout_tilepos(FileLayout* layout, int tile, short *x, short *y)
 182 {
 183         if (layout->flag == FILE_LAYOUT_HOR) {
 184                 *x = layout->tile_border_x + (tile/layout->rows)*(layout->tile_w+2*layout->tile_border_x);
 185                 *y = layout->tile_border_y + (tile%layout->rows)*(layout->tile_h+2*layout->tile_border_y);
 186         } else {
 187                 *x = layout->tile_border_x + ((tile)%layout->columns)*(layout->tile_w+2*layout->tile_border_x);
 188                 *y = layout->tile_border_y + ((tile)/layout->columns)*(layout->tile_h+2*layout->tile_border_y);
 189         }
 190 }
 191
 192 float file_string_width(const char* str)
 193 {
 194         uiStyle *style= U.uistyles.first;
 195         uiStyleFontSet(&style->widget);
 196         return BLF_width((char *)str);
 197 }
 198
 199 float file_font_pointsize()
 200 {
 201         float s;
 202         char tmp[2] = "X";
 203         uiStyle *style= U.uistyles.first;
 204         uiStyleFontSet(&style->widget);
 205         s = BLF_height(tmp);
 206         return style->widget.points;
 207 }
 208
 209 static void column_widths(struct FileList* files, struct FileLayout* layout)
 210 {
 211         int i;
 212         int numfiles = filelist_numfiles(files);
 213
 214         for (i=0; i<MAX_FILE_COLUMN; ++i) {
 215                 layout->column_widths[i] = 0;
 216         }
 217
 218         for (i=0; (i < numfiles); ++i)
 219         {
 220                 struct direntry* file = filelist_file(files, i);
 221                 if (file) {
 222                         int len;
 223                         len = file_string_width(file->relname);
 224                         if (len > layout->column_widths[COLUMN_NAME]) layout->column_widths[COLUMN_NAME] = len;
 225                         len = file_string_width(file->date);
 226                         if (len > layout->column_widths[COLUMN_DATE]) layout->column_widths[COLUMN_DATE] = len;
 227                         len = file_string_width(file->time);
 228                         if (len > layout->column_widths[COLUMN_TIME]) layout->column_widths[COLUMN_TIME] = len;
 229                         len = file_string_width(file->size);
 230                         if (len > layout->column_widths[COLUMN_SIZE]) layout->column_widths[COLUMN_SIZE] = len;
 231                         len = file_string_width(file->mode1);
 232                         if (len > layout->column_widths[COLUMN_MODE1]) layout->column_widths[COLUMN_MODE1] = len;
 233                         len = file_string_width(file->mode2);
 234                         if (len > layout->column_widths[COLUMN_MODE2]) layout->column_widths[COLUMN_MODE2] = len;
 235                         len = file_string_width(file->mode3);
 236                         if (len > layout->column_widths[COLUMN_MODE3]) layout->column_widths[COLUMN_MODE3] = len;
 237                         len = file_string_width(file->owner);
 238                         if (len > layout->column_widths[COLUMN_OWNER]) layout->column_widths[COLUMN_OWNER] = len;
 239                 }
 240         }
 241 }
 242
 243 void ED_fileselect_init_layout(struct SpaceFile *sfile, struct ARegion *ar)
 244 {
 245         FileSelectParams *params = ED_fileselect_get_params(sfile);
 246         FileLayout *layout=0;
 247         View2D *v2d= &ar->v2d;
 248         int maxlen = 0;
 249         int numfiles;
 250         int textheight;
 251         if (sfile->layout == 0) {
 252                 sfile->layout = MEM_callocN(sizeof(struct FileLayout), "file_layout");
 253                 sfile->layout->dirty = 1;
 254         }
 255
 256         if (!sfile->layout->dirty) return;
 257
 258         numfiles = filelist_numfiles(sfile->files);
 259         textheight = file_font_pointsize();
 260         layout = sfile->layout;
 261
 262         if (params->display == FILE_IMGDISPLAY) {
 263                 layout->prv_w = 96;
 264                 layout->prv_h = 96;
 265                 layout->tile_border_x = 6;
 266                 layout->tile_border_y = 6;
 267                 layout->prv_border_x = 6;
 268                 layout->prv_border_y = 6;
 269                 layout->tile_w = layout->prv_w + 2*layout->prv_border_x;
 270                 layout->tile_h = layout->prv_h + 2*layout->prv_border_y + textheight;
 271                 layout->width= (v2d->cur.xmax - v2d->cur.xmin - 2*layout->tile_border_x);
 272                 layout->columns= layout->width / (layout->tile_w + 2*layout->tile_border_x);
 273                 if(layout->columns > 0)
 274                         layout->rows= numfiles/layout->columns + 1; // XXX dirty, modulo is zero
 275                 else {
 276                         layout->columns = 1;
 277                         layout->rows= numfiles + 1; // XXX dirty, modulo is zero
 278                 }
 279                 layout->height= sfile->layout->rows*(layout->tile_h+2*layout->tile_border_y) + layout->tile_border_y*2;
 280                 layout->flag = FILE_LAYOUT_VER;
 281         } else {
 282                 layout->prv_w = 0;
 283                 layout->prv_h = 0;
 284                 layout->tile_border_x = 8;
 285                 layout->tile_border_y = 2;
 286                 layout->prv_border_x = 0;
 287                 layout->prv_border_y = 0;
 288                 layout->tile_h = textheight*3/2;
 289                 layout->height= v2d->cur.ymax - v2d->cur.ymin - 2*layout->tile_border_y;
 290                 layout->rows = layout->height / (layout->tile_h + 2*layout->tile_border_y);
 291
 292                 column_widths(sfile->files, layout);
 293
 294                 if (params->display == FILE_SHORTDISPLAY) {
 295                         maxlen = layout->column_widths[COLUMN_NAME] +
 296                                          layout->column_widths[COLUMN_SIZE];
 297                         maxlen += 20+2*10; // for icon and space between columns
 298                 } else {
 299                         maxlen = layout->column_widths[COLUMN_NAME] +
 300                                          layout->column_widths[COLUMN_DATE] +
 301                                          layout->column_widths[COLUMN_TIME] +
 302                                          layout->column_widths[COLUMN_SIZE];
 303                                         /* XXX add mode1, mode2, mode3, owner columns for non-windows platforms */
 304                         maxlen += 20+4*10; // for icon and space between columns
 305                 }
 306                 layout->tile_w = maxlen + 40;
 307                 if(layout->rows > 0)
 308                         layout->columns = numfiles/layout->rows + 1; // XXX dirty, modulo is zero
 309                 else {
 310                         layout->rows = 1;
 311                         layout->columns = numfiles + 1; // XXX dirty, modulo is zero
 312                 }
 313                 layout->width = sfile->layout->columns * (layout->tile_w + 2*layout->tile_border_x) + layout->tile_border_x*2;
 314                 layout->flag = FILE_LAYOUT_HOR;
 315         }
 316         layout->dirty= 0;
 317 }
 318
 319 FileLayout* ED_fileselect_get_layout(struct SpaceFile *sfile, struct ARegion *ar)
 320 {
 321         if (!sfile->layout) {
 322                 ED_fileselect_init_layout(sfile, ar);
 323         }
 324         return sfile->layout;
 325 }
 326
 327 void file_change_dir(struct SpaceFile *sfile)
 328 {
 329         if (sfile->params) {
 330                 if (BLI_exists(sfile->params->dir)) {
 331                         filelist_setdir(sfile->files, sfile->params->dir);
 332
 333                         if(folderlist_clear_next(sfile))
 334                                 folderlist_free(sfile->folders_next);
 335
 336                         folderlist_pushdir(sfile->folders_prev, sfile->params->dir);
 337
 338                         filelist_free(sfile->files);
 339                         sfile->params->active_file = -1;
 340                 } else {
 341                         BLI_strncpy(sfile->params->dir, filelist_dir(sfile->files), FILE_MAX);
 342                 }
 343         }
 344 }
 345
 346 int file_select_match(struct SpaceFile *sfile, const char *pattern)
 347 {
 348         int match = 0;
 349         if (strchr(pattern, '*') || strchr(pattern, '?') || strchr(pattern, '[')) {
 350                 int i;
 351                 struct direntry *file;
 352                 int n = filelist_numfiles(sfile->files);
 353
 354                 for (i = 0; i < n; i++) {
 355                         file = filelist_file(sfile->files, i);
 356                         if (fnmatch(pattern, file->relname, 0) == 0) {
 357                                 file->flags |= ACTIVE;
 358                                 match = 1;
 359                         }
 360                 }
 361         }
 362         return match;
 363 }
 364
 365
 366 void autocomplete_directory(struct bContext *C, char *str, void *arg_v)
 367 {
 368         char tmp[FILE_MAX];
 369         SpaceFile *sfile= (SpaceFile*)CTX_wm_space_data(C);
 370
 371         /* search if str matches the beginning of name */
 372         if(str[0] && sfile->files) {
 373                 AutoComplete *autocpl= autocomplete_begin(str, FILE_MAX);
 374                 int nentries = filelist_numfiles(sfile->files);
 375                 int i;
 376
 377                 for(i= 0; i<nentries; ++i) {
 378                         struct direntry* file = filelist_file(sfile->files, i);
 379                         const char* dir = filelist_dir(sfile->files);
 380                         if (file && S_ISDIR(file->type))        {
 381                                 BLI_make_file_string(G.sce, tmp, dir, file->relname);
 382                                 autocomplete_do_name(autocpl,tmp);
 383                         }
 384                 }
 385                 autocomplete_end(autocpl, str);
 386                 if (BLI_exists(str)) {
 387                         BLI_add_slash(str);
 388                 }
 389         }
 390 }