apps/wm/filemanager.c

   1 /*
   2  *  ZeX/OS
   3  *  Copyright (C) 2007  Tomas 'ZeXx86' Jedrzejek (zexx86@gmail.com)
   4  *  Copyright (C) 2008  Tomas 'ZeXx86' Jedrzejek (zexx86@gmail.com)
   5  *
   6  *  This program is free software: you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation, either version 3 of the License, or
   9  *  (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, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20
  21 #include <fcntl.h>
  22 #include <stdio.h>
  23 #include <string.h>
  24 #include <stdlib.h>
  25 #include <unistd.h>
  26 #include <libx/base.h>
  27 #include <libx/object.h>
  28 #include <libx/image.h>
  29 #include <libx/cursor.h>
  30 #include <libx/text.h>
  31 #include "window.h"
  32 #include "cursor.h"
  33
  34 #define VFS_FILEATTR_FILE       0x1
  35 #define VFS_FILEATTR_DIR        0x2
  36 #define VFS_FILEATTR_HIDDEN     0x4
  37 #define VFS_FILEATTR_SYSTEM     0x8
  38 #define VFS_FILEATTR_BIN        0x10
  39 #define VFS_FILEATTR_READ       0x20
  40 #define VFS_FILEATTR_WRITE      0x40
  41 #define VFS_FILEATTR_MOUNTED    0x80
  42
  43 typedef struct {
  44   char *name;
  45   unsigned attrib;
  46   unsigned char next;
  47 } dirent_t;
  48
  49 extern wmcursor *cursor;
  50
  51 unsigned winfm_act = 0;
  52
  53 wmwindow *winfm;
  54
  55 dirent_t *dirent;
  56
  57 unsigned short *bitmap_folder;
  58 unsigned short *bitmap_file;
  59
  60 void getdir ()
  61 {
  62         asm volatile (
  63                 "movl $25, %%eax;"
  64                 "int $0x80;"
  65                 "movl %%eax, %0;"
  66                 : "=g" (dirent) :: "%eax");
  67 }
  68
  69 void chdir (char *dir)
  70 {
  71         asm volatile (
  72                 "movl $24, %%eax;"
  73                 "movl %0, %%ebx;"
  74                 "int $0x80;"
  75                 :: "b" (dir) : "%eax", "memory");
  76 }
  77
  78 unsigned filemanager_exit ()
  79 {
  80         winfm_act = 0;
  81
  82         return 1;
  83 }
  84
  85 void ifilemanager ()
  86 {
  87         getdir ();
  88
  89         winfm = window_create ("Filemanager");
  90
  91         if (!winfm)
  92                 return;
  93
  94         winfm_act = 1;
  95
  96         //winfm->hnd_exit = (unsigned *) &filemanager_exit;
  97 }
  98
  99 unsigned filemanager_draw ()
 100 {
 101         if (!winfm_act || !winfm)
 102                 return 0;
 103
 104         /* when error or directory is clear */
 105         if (!dirent) {
 106                 if (cursor->state == XCURSOR_STATE_RBUTTON) {
 107                         chdir ("..");
 108
 109                         getdir ();
 110                 }
 111
 112                 return 0;
 113         }
 114
 115
 116         unsigned id = 0;
 117
 118         while (1) {
 119                 xtext_puts (winfm->x+1+(id*42), winfm->y+44, 0, dirent[id].name);
 120
 121                 if ((winfm->x+33+(id*42)) > winfm->x+winfm->size_x)
 122                         winfm->size_x += 42;
 123
 124                 unsigned i = 0;
 125                 unsigned j = 0;
 126                 unsigned k = 0;
 127                 unsigned pix = 0;
 128
 129                 unsigned short *bitmap = 0;
 130
 131                 if (dirent[id].attrib & VFS_FILEATTR_DIR)
 132                         bitmap = bitmap_folder;
 133
 134                 if (dirent[id].attrib & VFS_FILEATTR_FILE)
 135                         bitmap = bitmap_file;
 136
 137                 if (!bitmap)
 138                         continue;
 139
 140                 for (i = 0; i < 32*32; i ++) {
 141                         if (k >= 32) {
 142                                 j ++;
 143                                 k = 0;
 144                         }
 145
 146                         pix = (1024-i)+34;
 147
 148                         if (bitmap[pix] != 0)
 149                                 xpixel (winfm->x+1+k+(id*42), winfm->y+12+j, (unsigned short) bitmap[pix]);
 150
 151                         k ++;
 152                 }
 153
 154                 if (cursor->state == XCURSOR_STATE_LBUTTON)
 155                 if (cursor->x > (signed) (winfm->x+1+(id*42)) && cursor->x < (signed) (winfm->x+33+(id*42)) &&
 156                         cursor->y > (signed) winfm->y+12 && cursor->y <= (signed) winfm->y+54) {
 157                                 if (dirent[id].attrib & VFS_FILEATTR_DIR) {
 158                                         if (dirent[id].name[0] == '.') {
 159                                                 if (dirent[id].name[1] == '.') {
 160                                                         chdir ("..");
 161
 162                                                         free (dirent);
 163
 164                                                         dirent = 0;
 165
 166                                                         getdir ();
 167                                                 }
 168                                                 return 1;
 169                                         }
 170
 171                                         chdir (dirent[id].name);
 172
 173                                         free (dirent);
 174
 175                                         dirent = 0;
 176
 177                                         getdir ();
 178                                 }
 179
 180                                 if (dirent[id].attrib & VFS_FILEATTR_FILE) {
 181                                         tview_open (dirent[id].name);
 182                                 }
 183
 184                                 return 1;
 185                         }
 186
 187                 if (cursor->state == XCURSOR_STATE_RBUTTON) {
 188                         if (cursor->x > (signed) winfm->x && cursor->x < (signed) winfm->x+(signed) winfm->size_x &&
 189                                 cursor->y > (signed) winfm->y+11 && cursor->y <= (signed) winfm->y+(signed) winfm->size_y) {
 190
 191                                 dirent = 0;
 192
 193                                 free (dirent);
 194
 195                                 chdir ("..");
 196
 197                                 getdir ();
 198
 199                                 return 1;
 200                         }
 201                 }
 202
 203                 if (!dirent[id].next)
 204                         break;
 205
 206                 id ++;
 207         }
 208
 209         return 1;
 210 }
 211
 212 unsigned init_filemanager ()
 213 {
 214         /* FOLDER bitmap */
 215         bitmap_folder = (unsigned short *) malloc (2100);
 216
 217         if (!bitmap_folder)
 218                 return 0;
 219
 220         memset (bitmap_folder, 0, 2048+70);
 221
 222         // html web page
 223         int fd = open ("folder", O_RDONLY);
 224
 225         if (!fd) {
 226                 puts ("error -> file 'folder' not found\n");
 227                 return 0;
 228         }
 229
 230         /*if (!read (fd, (unsigned char *) bitmap_folder, 2048+70)) {
 231                 puts ("error -> something was wrong !\n");
 232                 return 0;
 233         }*/
 234
 235         /* FILE bitmap */
 236         bitmap_file = (unsigned short *) malloc (2100);
 237
 238         if (!bitmap_file)
 239                 return 0;
 240
 241         memset (bitmap_file, 0, 2048+70);
 242
 243         // html web page
 244         fd = open ("file", O_RDONLY);
 245
 246         if (!fd) {
 247                 puts ("error -> file 'file' not found\n");
 248                 return 0;
 249         }
 250
 251         /*if (!read (fd, (unsigned char *) bitmap_file, 2048+70)) {
 252                 puts ("error -> something was wrong !\n");
 253                 return 0;
 254         }*/
 255
 256         winfm = 0;
 257
 258         winfm_act = 0;
 259
 260         return 1;
 261 }