rockbox/apps/gui/yesno.c
Kevin Ferrare 40cc43a7b6 Commited George Styles's patch which added multi-screen support to the delete menu (gui_yesno)
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8045 a1c6a512-1295-4272-9138-f99709370657
2005-11-22 22:19:08 +00:00

96 lines
2.7 KiB
C

#include "yesno.h"
#include "kernel.h"
#include "misc.h"
#include "lang.h"
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;
}
void gui_yesno_set_display(struct gui_yesno * yn,
struct screen * display)
{
yn->display=display;
}
void gui_yesno_draw(struct gui_yesno * yn)
{
struct screen * display=yn->display;
int nb_lines, line_shift=0;
#ifdef HAS_LCD_BITMAP
screen_set_xmargin(display, 0);
#endif
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);
}
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);
}
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]));
}
while (result==-1)
{
button = button_get(true);
switch (button)
{
case YESNO_OK:
#ifdef YESNO_RC_OK
case YESNO_RC_OK:
#endif
result=YESNO_YES;
break;
default:
if(default_event_handler(button) == SYS_USB_CONNECTED)
return(YESNO_USB);
if(!(button & BUTTON_REL))
result=YESNO_NO;
}
}
FOR_NB_SCREENS(i)
result_displayed=gui_yesno_draw_result(&(yn[i]), result);
if(result_displayed)
sleep(HZ);
return(result);
}