cbbdc95d9c
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7747 a1c6a512-1295-4272-9138-f99709370657
143 lines
4.1 KiB
C
143 lines
4.1 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2005 by Kevin Ferrare
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "select.h"
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#include "lang.h"
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#include "textarea.h"
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#include "sprintf.h"
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#include "kernel.h"
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#include "screen_access.h"
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void gui_select_init_numeric(struct gui_select * select,
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const char * title,
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int init_value,
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int min_value,
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int max_value,
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int step,
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const char * unit,
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void (*formatter)(char* dest,
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int dest_length,
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int variable,
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const char* unit)
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)
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{
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select->canceled=false;
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select->validated=false;
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select->title=title;
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select->min_value=min_value;
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select->max_value=max_value;
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select->option=init_value;
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select->step=step;
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select->extra_string=unit;
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select->formatter=formatter;
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select->items=NULL;
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}
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void gui_select_init_items(struct gui_select * select,
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const char * title,
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int selected,
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const struct opt_items * items,
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int nb_items)
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{
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select->canceled=false;
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select->validated=false;
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select->title=title;
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select->min_value=0;
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select->max_value=nb_items;
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select->option=selected;
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select->step=1;
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select->formatter=NULL;
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select->items=items;
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}
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//FIXME: si step>1, mettre d'abord au plus grand, ensuite passerau plus petit
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void gui_select_next(struct gui_select * select)
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{
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select->option+=select->step;
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if(select->option >= select->max_value)
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select->option=select->min_value;
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}
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void gui_select_prev(struct gui_select * select)
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{
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select->option-=select->step;
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if(select->option < select->min_value)
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select->option=select->max_value-1;
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}
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void gui_select_draw(struct gui_select * select, struct screen * display)
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{
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screen_set_xmargin(display, 0);
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gui_textarea_clear(display);
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display->puts_scroll(0, 0, select->title);
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if(gui_select_is_canceled(select))
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display->puts_scroll(0, 0, str(LANG_MENU_SETTING_CANCEL));
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if(select->items)
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display->puts_scroll(0, 1, P2STR(select->items[select->option].string));
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else
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{
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char buffer[30];
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if(!select->formatter)
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snprintf(buffer, sizeof buffer,"%d %s", select->option, select->extra_string);
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else
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select->formatter(buffer, sizeof buffer, select->option, select->extra_string);
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display->puts_scroll(0, 1, buffer);
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}
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gui_textarea_update(display);
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}
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void gui_syncselect_draw(struct gui_select * select)
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{
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int i;
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for(i=0;i<NB_SCREENS;i++)
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gui_select_draw(select, &(screens[i]));
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}
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bool gui_syncselect_do_button(struct gui_select * select, int button)
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{
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bool moved=false;
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switch(button)
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{
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case SELECT_INC :
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case SELECT_INC | BUTTON_REPEAT :
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gui_select_next(select);
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moved=true;
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break;
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case SELECT_DEC :
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case SELECT_DEC | BUTTON_REPEAT :
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gui_select_prev(select);
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moved=true;
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break;
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case SELECT_OK :
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#ifdef SELECT_OK2
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case SELECT_OK2 :
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#endif
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gui_select_validate(select);
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break;
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case SELECT_CANCEL :
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case SELECT_CANCEL2 :
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gui_select_cancel(select);
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gui_syncselect_draw(select);
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sleep(HZ/2);
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break;
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}
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return(moved);
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}
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