rockbox/apps/gui/charcell/list.c
Thomas Martitz eec89a90ff lists: Adapt put_line().
This enables removing large portions of code, simplifiyng the drawing routine.
All of the removed code is functionaltiy now available through put_line().

Change-Id: Ib8e61772134189a8c3c6d22345c0b45e912bea76
2014-01-07 14:13:40 +01:00

112 lines
3.5 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2007 by Jonathan Gordon
*
* 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.
*
****************************************************************************/
/* This file contains the code to draw the list widget on BITMAP LCDs. */
#include "config.h"
#include "lcd.h"
#include "font.h"
#include "button.h"
#include "string.h"
#include "settings.h"
#include "kernel.h"
#include "system.h"
#include "file.h"
#include "list.h"
#include "screen_access.h"
#include "scrollbar.h"
#include "lang.h"
#include "sound.h"
#include "misc.h"
void gui_synclist_scroll_stop(struct gui_synclist *lists)
{
(void)lists;
FOR_NB_SCREENS(i)
{
screens[i].scroll_stop();
}
}
void list_draw(struct screen *display, struct gui_synclist *gui_list)
{
bool draw_icons = (gui_list->callback_get_item_icon != NULL);
bool selected;
int i;
int start, end;
display->set_viewport(NULL);
display->clear_display();
start = 0;
end = display->getnblines();
struct line_desc desc = {
.height = -1,
.text_color = 1,
.line_color = 1,
.line_end_color = 1,
.style = STYLE_DEFAULT
};
for (i = start; i < end; i++)
{
unsigned const char *s;
char entry_buffer[MAX_PATH];
unsigned char *entry_name;
int current_item = gui_list->start_item[display->screen_type] + i;
/* When there are less items to display than the
* current available space on the screen, we stop*/
if(current_item >= gui_list->nb_items)
break;
s = gui_list->callback_get_item_name(current_item,
gui_list->data,
entry_buffer,
sizeof(entry_buffer));
entry_name = P2STR(s);
if (gui_list->show_selection_marker &&
current_item >= gui_list->selected_item &&
current_item < gui_list->selected_item + gui_list->selected_size)
selected = true; /* The selected item must be displayed scrolling */
else
selected = false;
desc.nlines = gui_list->selected_size,
desc.line = gui_list->selected_size > 1 ? i : 0,
desc.scroll = selected ? true : gui_list->scroll_all;
if (draw_icons)
put_line(display, 0, i, &desc, "$i$i$t",
selected ? Icon_Cursor : Icon_NOICON,
gui_list->callback_get_item_icon(current_item, gui_list->data),
entry_name);
else
put_line(display, 0, i, &desc, "$i$t",
selected ? Icon_Cursor : Icon_NOICON,
entry_name);
}
display->update_viewport();
display->update();
}