apps/gui/statusbar-skinned.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2009 Thomas Martitz
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21
  22 #include "config.h"
  23
  24 #include "system.h"
  25 #include "settings.h"
  26 #include "appevents.h"
  27 #include "screens.h"
  28 #include "screen_access.h"
  29 #include "skin_engine/skin_engine.h"
  30 #include "skin_engine/wps_internals.h"
  31 #include "viewport.h"
  32 #include "statusbar.h"
  33 #include "statusbar-skinned.h"
  34 #include "debug.h"
  35
  36
  37 /* currently only one wps_state is needed */
  38 extern struct wps_state     wps_state; /* from wps.c */
  39 static struct gui_wps       sb_skin[NB_SCREENS]      = {{ .data = NULL }};
  40 static struct wps_data      sb_skin_data[NB_SCREENS] = {{ .wps_loaded = 0 }};
  41 static struct wps_sync_data sb_skin_sync_data        = { .do_full_update = false };
  42
  43 /* initial setup of wps_data  */
  44
  45 static bool loaded_ok[NB_SCREENS] = { false };
  46 static int update_delay = DEFAULT_UPDATE_DELAY;
  47
  48
  49 void sb_skin_data_load(enum screen_type screen, const char *buf, bool isfile)
  50 {
  51     struct wps_data *data = sb_skin[screen].data;
  52
  53     int success;
  54     success = buf && skin_data_load(screen, data, buf, isfile);
  55
  56     if (success)
  57     {  /* hide the sb's default viewport because it has nasty effect with stuff
  58         * not part of the statusbar,
  59         * hence .sbs's without any other vps are unsupported*/
  60         struct skin_viewport *vp = find_viewport(VP_DEFAULT_LABEL, data);
  61         struct skin_token_list *next_vp = data->viewports->next;
  62
  63         if (!next_vp)
  64         {    /* no second viewport, let parsing fail */
  65             success = false;
  66         }
  67         /* hide this viewport, forever */
  68         vp->hidden_flags = VP_NEVER_VISIBLE;
  69     }
  70
  71     loaded_ok[screen] = success;
  72 }
  73
  74 /* temporary viewport structs while the non-skinned bar is in the build */
  75 static struct viewport inbuilt[NB_SCREENS];
  76 struct viewport *sb_skin_get_info_vp(enum screen_type screen)
  77 {
  78     int bar_setting = statusbar_position(screen);
  79     if (bar_setting == STATUSBAR_CUSTOM)
  80         return &find_viewport(VP_INFO_LABEL, sb_skin[screen].data)->vp;
  81     else if (bar_setting == STATUSBAR_OFF)
  82         return NULL;
  83     else
  84     {
  85         viewport_set_fullscreen(&inbuilt[screen], screen);
  86         /* WE need to return the UI area.. NOT the statusbar area! */
  87         if (bar_setting == STATUSBAR_TOP)
  88             inbuilt[screen].y = STATUSBAR_HEIGHT;
  89         inbuilt[screen].height -= STATUSBAR_HEIGHT;
  90         return &inbuilt[screen];
  91     }
  92 }
  93
  94 inline bool sb_skin_get_state(enum screen_type screen)
  95 {
  96     /* Temp fix untill the hardcoded bar is removed */
  97     int bar_setting = global_settings.statusbar;
  98 #if NB_SCREENS > 1
  99     if (screen == SCREEN_REMOTE)
 100         bar_setting = global_settings.remote_statusbar;
 101 #endif
 102     switch (bar_setting)
 103     {
 104         case STATUSBAR_CUSTOM:
 105             return loaded_ok[screen];
 106         case STATUSBAR_TOP:
 107         case STATUSBAR_BOTTOM:
 108            return true;
 109         case STATUSBAR_OFF:
 110             return false;
 111     }
 112     return false; /* Should never actually get here */
 113 }
 114
 115 void sb_skin_update(enum screen_type screen, bool force)
 116 {
 117     static long next_update = 0;
 118     int i = screen;
 119     if (TIME_AFTER(current_tick, next_update) || force)
 120     {
 121         if (sb_skin_get_state(i))
 122         {
 123 #if defined(HAVE_LCD_ENABLE) || defined(HAVE_LCD_SLEEP)
 124             /* currently, all remotes are readable without backlight
 125              * so still update those */
 126             if (lcd_active() || (i != SCREEN_MAIN))
 127 #endif
 128                 skin_update(&sb_skin[i], force?
 129                         WPS_REFRESH_ALL : WPS_REFRESH_NON_STATIC);
 130         }
 131     }
 132     next_update = current_tick + update_delay; /* don't update too often */
 133     sb_skin[SCREEN_MAIN].sync_data->do_full_update = false;
 134 }
 135
 136 void do_sbs_update_callback(void *param)
 137 {
 138     (void)param;
 139     /* the WPS handles changing the actual id3 data in the id3 pointers
 140      * we imported, we just want a full update */
 141     sb_skin_sync_data.do_full_update = true;
 142     /* force timeout in wps main loop, so that the update is instantly */
 143     queue_post(&button_queue, BUTTON_NONE, 0);
 144 }
 145
 146 void sb_skin_set_update_delay(int delay)
 147 {
 148     update_delay = delay;
 149 }
 150
 151
 152 void sb_skin_init(void)
 153 {
 154     int i;
 155     FOR_NB_SCREENS(i)
 156     {
 157 #ifdef HAVE_ALBUMART
 158         sb_skin_data[i].albumart = NULL;
 159         sb_skin_data[i].playback_aa_slot = -1;
 160 #endif
 161         sb_skin[i].data = &sb_skin_data[i];
 162         sb_skin[i].display = &screens[i];
 163         /* Currently no seperate wps_state needed/possible
 164            so use the only available ( "global" ) one */
 165         sb_skin[i].state = &wps_state;
 166         sb_skin[i].sync_data = &sb_skin_sync_data;
 167     }
 168 }