rockbox/apps/gui/yesno.c
Nils Wallménius e6a8d2186c Make a couple of private functions 'static'
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12770 a1c6a512-1295-4272-9138-f99709370657
2007-03-15 00:29:59 +00:00

137 lines
4.2 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id $
*
* Copyright (C) 2005 by Kevin Ferrare
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "yesno.h"
#include "system.h"
#include "kernel.h"
#include "misc.h"
#include "lang.h"
#include "action.h"
/*
* Initializes the yesno asker
* - yn : the yesno structure
* - main_message : the question the user has to answer
* - yes_message : message displayed if answer is 'yes'
* - no_message : message displayed if answer is 'no'
*/
static void gui_yesno_init(struct gui_yesno * yn,
struct text_message * main_message,
struct text_message * yes_message,
struct text_message * no_message)
{
yn->main_message=main_message;
yn->result_message[YESNO_YES]=yes_message;
yn->result_message[YESNO_NO]=no_message;
yn->display=0;
}
/*
* Attach the yesno to a screen
* - yn : the yesno structure
* - display : the screen to attach
*/
static void gui_yesno_set_display(struct gui_yesno * yn,
struct screen * display)
{
yn->display=display;
}
/*
* Draws the yesno
* - yn : the yesno structure
*/
static void gui_yesno_draw(struct gui_yesno * yn)
{
struct screen * display=yn->display;
int nb_lines, line_shift=0;
gui_textarea_clear(display);
nb_lines=yn->main_message->nb_lines;
if(nb_lines+3<display->nb_lines)
line_shift=1;
nb_lines=gui_textarea_put_message(display, yn->main_message, line_shift);
/* Space remaining for yes / no text ? */
if(nb_lines+line_shift+2<=display->nb_lines)
{
if(nb_lines+line_shift+3<=display->nb_lines)
nb_lines++;
display->puts(0, nb_lines+line_shift, str(LANG_CONFIRM_WITH_PLAY_RECORDER));
display->puts(0, nb_lines+line_shift+1, str(LANG_CANCEL_WITH_ANY_RECORDER));
}
gui_textarea_update(display);
}
/*
* Draws the yesno result
* - yn : the yesno structure
* - result : the result tha must be displayed :
* YESNO_NO if no
* YESNO_YES if yes
*/
static bool gui_yesno_draw_result(struct gui_yesno * yn, enum yesno_res result)
{
struct text_message * message=yn->result_message[result];
if(message==NULL)
return false;
gui_textarea_put_message(yn->display, message, 0);
return(true);
}
#include "debug.h"
enum yesno_res gui_syncyesno_run(struct text_message * main_message,
struct text_message * yes_message,
struct text_message * no_message)
{
int i;
unsigned button;
int result=-1;
bool result_displayed;
struct gui_yesno yn[NB_SCREENS];
FOR_NB_SCREENS(i)
{
gui_yesno_init(&(yn[i]), main_message, yes_message, no_message);
gui_yesno_set_display(&(yn[i]), &(screens[i]));
gui_yesno_draw(&(yn[i]));
}
action_signalscreenchange();
while (result==-1)
{
button = get_action(CONTEXT_YESNOSCREEN,TIMEOUT_BLOCK);
switch (button)
{
case ACTION_YESNO_ACCEPT:
result=YESNO_YES;
break;
case ACTION_NONE:
continue;
default:
if(default_event_handler(button) == SYS_USB_CONNECTED)
return(YESNO_USB);
result = YESNO_NO;
}
}
action_signalscreenchange();
FOR_NB_SCREENS(i)
result_displayed=gui_yesno_draw_result(&(yn[i]), result);
if(result_displayed)
sleep(HZ);
return(result);
}