rockbox/apps/gui/statusbar-skinned.c

393 lines
12 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2009 Thomas Martitz
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "config.h"
#include "action.h"
#include "system.h"
#include "settings.h"
#include "appevents.h"
#include "screens.h"
#include "screen_access.h"
#include "strlcpy.h"
#include "skin_parser.h"
#include "skin_buffer.h"
#include "skin_engine/skin_engine.h"
#include "skin_engine/wps_internals.h"
#include "viewport.h"
#include "statusbar.h"
#include "statusbar-skinned.h"
#include "debug.h"
#include "font.h"
#include "icon.h"
#include "option_select.h"
/* currently only one wps_state is needed */
extern struct wps_state wps_state; /* from wps.c */
static struct gui_wps sb_skin[NB_SCREENS] = {{ .data = NULL }};
static struct wps_data sb_skin_data[NB_SCREENS] = {{ .wps_loaded = 0 }};
static struct wps_sync_data sb_skin_sync_data = { .do_full_update = false };
/* initial setup of wps_data */
static int update_delay = DEFAULT_UPDATE_DELAY;
static int set_title_worker(char* title, enum themable_icons icon,
struct wps_data *data, struct skin_element *root)
{
int retval = 0;
struct skin_element *element = root;
while (element)
{
struct wps_token *token = NULL;
if (element->type == CONDITIONAL)
{
struct conditional *cond = (struct conditional *)element->data;
token = cond->token;
}
else if (element->type == TAG)
{
token = (struct wps_token *)element->data;
}
if (token)
{
if (token->type == SKIN_TOKEN_LIST_TITLE_TEXT)
{
token->value.data = title;
retval = 1;
}
else if (token->type == SKIN_TOKEN_LIST_TITLE_ICON)
{
/* Icon_NOICON == -1 which the skin engine wants at position 1, so + 2 */
token->value.i = icon+2;
}
else if (element->params_count)
{
int i;
for (i=0; i<element->params_count; i++)
{
if (element->params[i].type == CODE)
retval |= set_title_worker(title, icon, data,
element->params[i].data.code);
}
}
}
if (element->children_count)
{
int i;
for (i=0; i<element->children_count; i++)
retval |= set_title_worker(title, icon, data, element->children[i]);
}
element = element->next;
}
return retval;
}
bool sb_set_title_text(char* title, enum themable_icons icon, enum screen_type screen)
{
bool retval = set_title_worker(title, icon, &sb_skin_data[screen],
sb_skin_data[screen].tree) > 0;
return retval;
}
void sb_skin_data_load(enum screen_type screen, const char *buf, bool isfile)
{
struct wps_data *data = sb_skin[screen].data;
int success;
/* We need to disable the theme here or else viewport_set_defaults()
* (which is called in the viewport tag parser) will crash because
* the theme is enabled but sb_set_info_vp() isnt set untill after the sbs
* is parsed. This only affects the default viewport which is ignored
* int he sbs anyway */
viewportmanager_theme_enable(screen, false, NULL);
success = buf && skin_data_load(screen, data, buf, isfile);
if (success)
{
/* hide the sb's default viewport because it has nasty effect with stuff
* not part of the statusbar,
* hence .sbs's without any other vps are unsupported*/
struct skin_viewport *vp = find_viewport(VP_DEFAULT_LABEL, false, data);
struct skin_element *next_vp = data->tree->next;
if (vp)
{
if (!next_vp)
{ /* no second viewport, let parsing fail */
success = false;
}
/* hide this viewport, forever */
vp->hidden_flags = VP_NEVER_VISIBLE;
}
sb_set_info_vp(screen, VP_DEFAULT_LABEL);
}
if (!success && isfile)
sb_create_from_settings(screen);
viewportmanager_theme_undo(screen, false);
}
static char *infovp_label[NB_SCREENS];
static char *oldinfovp_label[NB_SCREENS];
void sb_set_info_vp(enum screen_type screen, char *label)
{
infovp_label[screen] = label;
}
struct viewport *sb_skin_get_info_vp(enum screen_type screen)
{
if (oldinfovp_label[screen] &&
strcmp(oldinfovp_label[screen], infovp_label[screen]))
{
/* UI viewport changed, so force a redraw */
oldinfovp_label[screen] = infovp_label[screen];
viewportmanager_theme_enable(screen, false, NULL);
viewportmanager_theme_undo(screen, true);
}
return &find_viewport(infovp_label[screen], true, sb_skin[screen].data)->vp;
}
#if (LCD_DEPTH > 1) || (defined(HAVE_REMOTE_LCD) && LCD_REMOTE_DEPTH > 1)
char* sb_get_backdrop(enum screen_type screen)
{
return sb_skin[screen].data->backdrop;
}
bool sb_set_backdrop(enum screen_type screen, char* filename)
{
if (!filename)
{
sb_skin[screen].data->backdrop = NULL;
return true;
}
else if (!sb_skin[screen].data->backdrop)
{
/* need to make room on the buffer */
size_t buf_size;
#if defined(HAVE_REMOTE_LCD) && (LCD_REMOTE_DEPTH > 1)
if (screen == SCREEN_REMOTE)
buf_size = REMOTE_LCD_BACKDROP_BYTES;
else
#endif
buf_size = LCD_BACKDROP_BYTES;
sb_skin[screen].data->backdrop = (char*)skin_buffer_alloc(buf_size);
if (!sb_skin[screen].data->backdrop)
return false;
}
if (!screens[screen].backdrop_load(filename, sb_skin[screen].data->backdrop))
sb_skin[screen].data->backdrop = NULL;
return sb_skin[screen].data->backdrop != NULL;
}
#endif
void sb_skin_update(enum screen_type screen, bool force)
{
static long next_update[NB_SCREENS] = {0};
int i = screen;
if (!sb_skin_data[screen].wps_loaded)
return;
if (TIME_AFTER(current_tick, next_update[i]) || force)
{
#if defined(HAVE_LCD_ENABLE) || defined(HAVE_LCD_SLEEP)
/* currently, all remotes are readable without backlight
* so still update those */
if (lcd_active() || (i != SCREEN_MAIN))
#endif
{
bool full_update = sb_skin[i].sync_data->do_full_update;
#if NB_SCREENS > 1
if (i==SCREEN_MAIN && sb_skin[i].sync_data->do_full_update)
{
sb_skin[i].sync_data->do_full_update = false;
/* we need to make sure the remote gets a full update
* next time it is drawn also. so quick n dirty hack */
next_update[SCREEN_REMOTE] = 0;
}
else if (next_update[SCREEN_REMOTE] == 0)
{
full_update = true;
}
#else
sb_skin[i].sync_data->do_full_update = false;
#endif
skin_update(&sb_skin[i], force || full_update?
SKIN_REFRESH_ALL : SKIN_REFRESH_NON_STATIC);
}
next_update[i] = current_tick + update_delay; /* don't update too often */
}
}
void do_sbs_update_callback(void *param)
{
(void)param;
/* the WPS handles changing the actual id3 data in the id3 pointers
* we imported, we just want a full update */
sb_skin_sync_data.do_full_update = true;
/* force timeout in wps main loop, so that the update is instantly */
queue_post(&button_queue, BUTTON_NONE, 0);
}
void sb_skin_set_update_delay(int delay)
{
update_delay = delay;
}
/* This creates and loads a ".sbs" based on the user settings for:
* - regular statusbar
* - colours
* - ui viewport
* - backdrop
*/
void sb_create_from_settings(enum screen_type screen)
{
char buf[128], *ptr, *ptr2;
int len, remaining = sizeof(buf);
int bar_position = statusbar_position(screen);
ptr = buf;
ptr[0] = '\0';
/* setup the inbuilt statusbar */
if (bar_position != STATUSBAR_OFF)
{
int y = 0, height = STATUSBAR_HEIGHT;
if (bar_position == STATUSBAR_BOTTOM)
{
y = screens[screen].lcdheight - STATUSBAR_HEIGHT;
}
len = snprintf(ptr, remaining, "%%V(0,%d,-,%d,0)\n%%wi\n",
y, height);
remaining -= len;
ptr += len;
}
/* %Vi viewport, colours handled by the parser */
#if NB_SCREENS > 1
if (screen == SCREEN_REMOTE)
ptr2 = global_settings.remote_ui_vp_config;
else
#endif
ptr2 = global_settings.ui_vp_config;
if (ptr2[0] && ptr2[0] != '-') /* from ui viewport setting */
{
char *comma = ptr;
int param_count = 0;
len = snprintf(ptr, remaining, "%%ax%%Vi(-,%s)\n", ptr2);
/* The config put the colours at the end of the viewport,
* they need to be stripped for the skin code though */
do {
param_count++;
comma = strchr(comma+1, ',');
} while (comma && param_count < 6);
if (comma)
{
char *end = comma;
char fg[8], bg[8];
int i = 0;
comma++;
while (*comma != ',')
fg[i++] = *comma++;
fg[i] = '\0'; comma++; i=0;
while (*comma != ')')
bg[i++] = *comma++;
bg[i] = '\0';
len += snprintf(end, remaining-len, ") %%Vf(%s) %%Vb(%s)\n", fg, bg);
}
}
else
{
int y = 0, height;
switch (bar_position)
{
case STATUSBAR_TOP:
y = STATUSBAR_HEIGHT;
case STATUSBAR_BOTTOM:
height = screens[screen].lcdheight - STATUSBAR_HEIGHT;
break;
default:
height = screens[screen].lcdheight;
}
len = snprintf(ptr, remaining, "%%ax%%Vi(-,0,%d,-,%d,1)\n",
y, height);
}
sb_skin_data_load(screen, buf, false);
}
void sb_skin_init(void)
{
int i;
FOR_NB_SCREENS(i)
{
oldinfovp_label[i] = NULL;
#ifdef HAVE_ALBUMART
sb_skin_data[i].albumart = NULL;
sb_skin_data[i].playback_aa_slot = -1;
#endif
sb_skin[i].data = &sb_skin_data[i];
sb_skin[i].display = &screens[i];
/* Currently no seperate wps_state needed/possible
so use the only available ( "global" ) one */
sb_skin[i].state = &wps_state;
sb_skin[i].sync_data = &sb_skin_sync_data;
}
}
#ifdef HAVE_TOUCHSCREEN
static bool bypass_sb_touchregions = true;
void sb_bypass_touchregions(bool enable)
{
bypass_sb_touchregions = enable;
}
int sb_touch_to_button(int context)
{
struct touchregion *region;
static int last_context = -1;
int button, offset;
if (bypass_sb_touchregions)
return ACTION_TOUCHSCREEN;
if (last_context != context)
skin_disarm_touchregions(&sb_skin_data[SCREEN_MAIN]);
last_context = context;
button = skin_get_touchaction(&sb_skin_data[SCREEN_MAIN], &offset, &region);
switch (button)
{
#ifdef HAVE_VOLUME_IN_LIST
case ACTION_WPS_VOLUP:
return ACTION_LIST_VOLUP;
case ACTION_WPS_VOLDOWN:
return ACTION_LIST_VOLDOWN;
#endif
case ACTION_SETTINGS_INC:
case ACTION_SETTINGS_DEC:
{
const struct settings_list *setting = region->extradata;
option_select_next_val(setting, button == ACTION_SETTINGS_DEC, true);
}
return ACTION_REDRAW;
/* TODO */
}
return button;
}
#endif