core/gui_user

/* [<][>][^][v][top][bottom][index][help] */
This source file includes following definitions.
user_menu_saved_size
user_menu_store_data
user_menu_load_data
init_user_menu
rinit
load_user_menu_script_callback
gui_load_user_menu_script
user_menu_save
set_user_menu_extern
user_menu_restore
   1 #include "camera_info.h"
   2 #include "conf.h"
   3 #include "keyboard.h"
   4 #include "font.h"
   5 #include "lang.h"
   6 #include "gui.h"
   7 #include "gui_lang.h"
   8 #include "gui_draw.h"
   9 #include "gui_menu.h"
  10 #include "gui_user_menu.h"
  11 #include "gui_mbox.h"
  12 #include "modules.h"
  13 #include "module_load.h"
  14 
  15 #define USER_MENU_IS_SCRIPT     -1
  16 #define USER_MENU_IS_MODULE     -2
  17 
  18 //-------------------------------------------------------------------
  19 static int user_menu_saved_size()
  20 {
  21     // User menu saved as:
  22     //      - num_items (int)
  23     //      - (var + script_file + script_title)[num_items]
  24     return conf.user_menu_vars.cfg.num_items * (sizeof(int) + CONF_STR_LEN * 2) + sizeof(int);
  25 }
  26 
  27 static char* user_menu_store_data(char *p)
  28 {
  29     int i;
  30 
  31     memcpy(p, &conf.user_menu_vars.cfg.num_items, sizeof(int));
  32     p += sizeof(int);
  33     
  34     for (i=0; i<conf.user_menu_vars.cfg.num_items; i++)
  35     {
  36         memcpy(p, &conf.user_menu_vars.items[i].var, sizeof(int));
  37         p += sizeof(int);
  38         memset(p, 0, CONF_STR_LEN * 2);
  39         if (conf.user_menu_vars.items[i].script_file) memcpy(p, conf.user_menu_vars.items[i].script_file, strlen(conf.user_menu_vars.items[i].script_file));
  40         p += CONF_STR_LEN;
  41         if (conf.user_menu_vars.items[i].script_title) memcpy(p, conf.user_menu_vars.items[i].script_title, strlen(conf.user_menu_vars.items[i].script_title));
  42         p += CONF_STR_LEN;
  43     }
  44 
  45     return p;
  46 }
  47 
  48 static int user_menu_load_data(char *p)
  49 {
  50     int i, n;
  51 
  52     memcpy(&n, p, sizeof(int));
  53     if (n > conf.user_menu_vars.cfg.num_items)
  54         init_user_menu(n);
  55     p += sizeof(int);
  56     
  57     for (i=0; i<n; i++)
  58     {
  59         memcpy(&conf.user_menu_vars.items[i].var, p, sizeof(int));
  60         p += sizeof(int);
  61         if (*p)
  62         {
  63             if (conf.user_menu_vars.items[i].script_file == 0)
  64                 conf.user_menu_vars.items[i].script_file = malloc(CONF_STR_LEN);
  65             strcpy(conf.user_menu_vars.items[i].script_file,p);
  66         }
  67         p += CONF_STR_LEN;
  68         if (*p)
  69         {
  70             if (conf.user_menu_vars.items[i].script_title == 0)
  71                 conf.user_menu_vars.items[i].script_title = malloc(CONF_STR_LEN);
  72             strcpy(conf.user_menu_vars.items[i].script_title,p);
  73         }
  74         p += CONF_STR_LEN;
  75     }
  76 
  77     return user_menu_saved_size();
  78 }
  79 
  80 void init_user_menu(int num_items)
  81 {
  82     if (conf.user_menu_vars.items)
  83     {
  84         int i;
  85         for (i=0; i<conf.user_menu_vars.cfg.num_items; i++)
  86         {
  87             if (conf.user_menu_vars.items[i].script_file)
  88                 free(conf.user_menu_vars.items[i].script_file);
  89             if (conf.user_menu_vars.items[i].script_title)
  90                 free(conf.user_menu_vars.items[i].script_title);
  91         }
  92         free(conf.user_menu_vars.items);
  93         conf.user_menu_vars.items = 0;
  94     }
  95 
  96     conf.user_menu_vars.cfg.num_items = num_items;
  97     conf.user_menu_vars.cfg.item_size = sizeof(tUserMenuItem);
  98     conf.user_menu_vars.cfg.saved_size = user_menu_saved_size;
  99     conf.user_menu_vars.cfg.save = user_menu_store_data;
 100     conf.user_menu_vars.cfg.load = user_menu_load_data;
 101     conf.user_menu_vars.items = malloc(num_items * sizeof(tUserMenuItem));
 102     memset(conf.user_menu_vars.items, 0, num_items * sizeof(tUserMenuItem));
 103 }
 104 
 105 //-------------------------------------------------------------------
 106 static void rinit()
 107 {
 108         // Erase screen if switching from user menu to main menu
 109         // in case the user menu is larger than the main menu
 110         // otherwise it leaves remnants of the user menu above and below
 111         // the main menu.
 112     gui_set_need_restore();
 113         gui_menu_init(&root_menu);
 114 }
 115 
 116 //-------------------------------------------------------------------
 117 /*
 118  * 1 extra entry for the "Main menu" and 1 for null when the menu is full with user selections
 119  * Compiler will zero init remaining portion of array so no there is no hidden relationship between
 120  * this structure and the value of USER_MENU_ITEMS. The value of USER_MENU_ITEMS can be anything you
 121  * wish and everything automagically works.
 122 */
 123 
 124 static CMenuItem user_submenu_items[USER_MENU_ITEMS + 2] = {
 125         MENU_ITEM(0x20,LANG_MENU_MAIN_TITLE,     MENUITEM_PROC,  rinit, 0 )
 126 };
 127 
 128 CMenu user_submenu = {0x2e,LANG_MENU_USER_MENU, user_submenu_items };
 129 
 130 //-------------------------------------------------------------------
 131 
 132 extern CMenu script_submenu;
 133 static char sfname[CONF_STR_LEN];
 134 
 135 static void load_user_menu_script_callback(unsigned int btn)
 136 {
 137     if (btn==MBOX_BTN_YES)
 138     {
 139         script_load(sfname);
 140         gui_activate_sub_menu(&script_submenu) ;
 141     }
 142 }
 143 
 144 void gui_load_user_menu_script(const char *fn) 
 145 {
 146     if (fn)
 147     {
 148         strcpy(sfname, fn);
 149         
 150         if( kbd_get_clicked_key() == KEY_SHOOT_FULL )       
 151         {
 152             script_load(sfname);                            // load script from menu choice            
 153             gui_set_mode(&altGuiHandler);                   // exit the menu system
 154             script_start_gui(0);                            // and run the script
 155         }
 156         else
 157         {
 158             gui_mbox_init(LANG_MENU_SCRIPT_LOAD, (int)sfname, MBOX_BTN_YES_NO|MBOX_TEXT_CENTER|MBOX_FUNC_RESTORE, load_user_menu_script_callback);   
 159         }
 160     }
 161 }
 162 
 163 //-------------------------------------------------------------------
 164 void user_menu_save() {
 165     int x;
 166     for (x=0; x<USER_MENU_ITEMS; x++) {
 167                 /*
 168                  * First entry in user_submenu_items is reserved for the "Main Menu"
 169                  * conf.user_menu_vars only tracks/saves the real user entries.
 170                  */
 171         
 172         if ( user_submenu_items[x+1].text )
 173         {
 174             if ( user_submenu_items[x+1].value == (int *)gui_load_user_menu_script )
 175             {
 176                 conf.user_menu_vars.items[x].var = USER_MENU_IS_SCRIPT;                             // flag script entries specially 
 177             }
 178             else if ((user_submenu_items[x+1].value == (int *)module_run) && ((user_submenu_items[x+1].type & MENUITEM_USER_MODULE) == MENUITEM_USER_MODULE))
 179             {
 180                 conf.user_menu_vars.items[x].var = USER_MENU_IS_MODULE;                             // flag module entries specially 
 181             }
 182             else
 183             {
 184                 conf.user_menu_vars.items[x].var = lang_strhash31(user_submenu_items[x+1].text);    // otherwise save a hash
 185             }
 186         }
 187         else
 188         {
 189             conf.user_menu_vars.items[x].var = 0;
 190             if (conf.user_menu_vars.items[x].script_file != 0)
 191             {
 192                 free(conf.user_menu_vars.items[x].script_file);
 193                 conf.user_menu_vars.items[x].script_file = 0;
 194             }
 195             if (conf.user_menu_vars.items[x].script_title != 0)
 196             {
 197                 free(conf.user_menu_vars.items[x].script_title);
 198                 conf.user_menu_vars.items[x].script_title = 0;
 199             }
 200         }
 201     } 
 202 }
 203 
 204 static void set_user_menu_extern(int menu, int var, char sym, short type, int* func)
 205 {
 206     // restore the script/module entry
 207     user_submenu_items[menu].symbol = sym;
 208     user_submenu_items[menu].opt_len = 0;
 209     user_submenu_items[menu].type = type;
 210     user_submenu_items[menu].text = (int)conf.user_menu_vars.items[var].script_title;
 211     user_submenu_items[menu].value = func;
 212     user_submenu_items[menu].arg = (int)conf.user_menu_vars.items[var].script_file;  
 213 }
 214 
 215 void user_menu_restore()
 216 {
 217     int x, y;
 218     CMenuItem* item=0;
 219     /*
 220      * First entry in user_submenu_items is reserved for the "Main Menu"
 221      * conf.user_menu_vars only tracks/saves the real user entries.
 222      */
 223        
 224     for (x=0, y=1; x<USER_MENU_ITEMS; x++, y++)
 225     {
 226         if (conf.user_menu_vars.items[x].var == USER_MENU_IS_SCRIPT)    // special flag- there is no hash for script entries
 227         {
 228             set_user_menu_extern(y, x, 0x35, MENUITEM_PROC, (int*)gui_load_user_menu_script);
 229         }
 230         else if (conf.user_menu_vars.items[x].var == USER_MENU_IS_MODULE)    // special flag- there is no hash for module entries
 231         {   
 232             set_user_menu_extern(y, x, 0x28, MENUITEM_PROC|MENUITEM_USER_MODULE, (int*)module_run);
 233         }
 234         else
 235         { 
 236             if (conf.user_menu_vars.items[x].var > 0 )  // look up the menu text
 237                  item = find_menu_item(&root_menu, conf.user_menu_vars.items[x].var);
 238             else item = NULL ;
 239             
 240             if ( item )                                 // add back in if found
 241             {
 242                 user_submenu_items[y] = *item;
 243             }
 244             else                                        // otherwise clear the menu entry
 245             {
 246                 user_submenu_items[y].text = 0;            
 247                 break ;                                 // and exit - all done !
 248             }
 249         }
 250     }  
 251 }
 252
/* [<][>][^][v][top][bottom][index][help] */
root/core/gui_user_menu.c

DEFINITIONS
