/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2005 by Kevin Ferrare * * 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 "yesno.h" #include "system.h" #include "kernel.h" #include "misc.h" #include "lang.h" #include "action.h" #include "talk.h" #include "settings.h" #include "viewport.h" struct gui_yesno { const struct text_message * main_message; const struct text_message * result_message[2]; struct viewport *vp; struct screen * display; }; static void talk_text_message(const struct text_message * message, bool enqueue) { int line; if(message) { for(line=0; linenb_lines; line++) { long id = P2ID((unsigned char *)message->message_lines[line]); if(id>=0) { talk_id(id, enqueue); enqueue = true; } } } } static int put_message(struct screen *display, const struct text_message * message, int start, int max_y) { int i; for(i=0; inb_lines && i+startputs_scroll(0, i+start, P2STR((unsigned char *)message->message_lines[i])); } return i; } /* * Draws the yesno * - yn : the yesno structure */ static void gui_yesno_draw(struct gui_yesno * yn) { struct screen * display=yn->display; struct viewport *vp = yn->vp; int nb_lines, vp_lines, line_shift=0; display->set_viewport(vp); display->clear_viewport(); nb_lines = yn->main_message->nb_lines; vp_lines = viewport_get_nb_lines(vp); if(nb_lines+3< vp_lines) line_shift=1; line_shift += put_message(display, yn->main_message, line_shift, vp_lines); #ifdef HAVE_TOUCHSCREEN if (display->screen_type == SCREEN_MAIN) { int w,h; int rect_w = vp->width/2, rect_h = vp->height/2; int old_pattern = vp->fg_pattern; vp->fg_pattern = LCD_RGBPACK(0,255,0); display->drawrect(0, rect_h, rect_w, rect_h); display->getstringsize(str(LANG_SET_BOOL_YES), &w, &h); display->putsxy((rect_w-w)/2, rect_h+(rect_h-h)/2, str(LANG_SET_BOOL_YES)); vp->fg_pattern = LCD_RGBPACK(255,0,0); display->drawrect(rect_w, rect_h, rect_w, rect_h); display->getstringsize(str(LANG_SET_BOOL_NO), &w, &h); display->putsxy(rect_w + (rect_w-w)/2, rect_h+(rect_h-h)/2, str(LANG_SET_BOOL_NO)); vp->fg_pattern = old_pattern; } #else /* Space remaining for yes / no text ? */ if(line_shift+2 <= vp_lines) { if(line_shift+3 <= vp_lines) line_shift++; display->puts(0, line_shift, str(LANG_CONFIRM_WITH_BUTTON)); #ifdef HAVE_LCD_BITMAP display->puts(0, line_shift+1, str(LANG_CANCEL_WITH_ANY)); #endif } #endif display->update_viewport(); display->set_viewport(NULL); } /* * 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) { const struct text_message * message=yn->result_message[result]; struct viewport *vp = yn->vp; struct screen * display=yn->display; if(message==NULL) return false; display->set_viewport(vp); display->clear_viewport(); put_message(yn->display, message, 0, viewport_get_nb_lines(vp)); display->update_viewport(); display->set_viewport(NULL); return(true); } enum yesno_res gui_syncyesno_run(const struct text_message * main_message, const struct text_message * yes_message, const struct text_message * no_message) { int button; int result=-1; bool result_displayed; struct gui_yesno yn[NB_SCREENS]; struct viewport vp[NB_SCREENS]; long talked_tick = 0; FOR_NB_SCREENS(i) { yn[i].main_message=main_message; yn[i].result_message[YESNO_YES]=yes_message; yn[i].result_message[YESNO_NO]=no_message; yn[i].display=&screens[i]; yn[i].vp = &vp[i]; #ifdef HAVE_LCD_CHARCELLS /* Quick fix. Viewports should really be enabled proper for charcell */ viewport_set_defaults(yn[i].vp, i); #else viewportmanager_theme_enable(i, true, yn[i].vp); #endif screens[i].stop_scroll(); gui_yesno_draw(&(yn[i])); } /* make sure to eat any extranous keypresses */ action_wait_for_release(); while (result==-1) { /* Repeat the question every 5secs (more or less) */ if (global_settings.talk_menu && (talked_tick==0 || TIME_AFTER(current_tick, talked_tick+HZ*5))) { talked_tick = current_tick; talk_text_message(main_message, false); } button = get_action(CONTEXT_YESNOSCREEN, HZ*5); switch (button) { #ifdef HAVE_TOUCHSCREEN case ACTION_TOUCHSCREEN: { short int x, y; if (action_get_touchscreen_press_in_vp(&x, &y, yn[0].vp) == BUTTON_TOUCHSCREEN) { if (y > yn[0].vp->height/2) { if (x <= yn[0].vp->width/2) result = YESNO_YES; else result = YESNO_NO; } } } break; #endif case ACTION_YESNO_ACCEPT: result=YESNO_YES; break; case ACTION_NONE: case ACTION_UNKNOWN: case SYS_CHARGER_DISCONNECTED: case SYS_BATTERY_UPDATE: /* ignore some SYS events that can happen */ continue; default: if(default_event_handler(button) == SYS_USB_CONNECTED) return(YESNO_USB); result = YESNO_NO; } } FOR_NB_SCREENS(i) result_displayed=gui_yesno_draw_result(&(yn[i]), result); if (global_settings.talk_menu) { talk_text_message((result == YESNO_YES) ? yes_message : no_message, false); talk_force_enqueue_next(); } if(result_displayed) sleep(HZ); FOR_NB_SCREENS(i) { screens[i].scroll_stop(yn[i].vp); viewportmanager_theme_undo(i, true); } return(result); } /* Function to manipulate all yesno dialogues. This function needs the output text as an argument. */ bool yesno_pop(const char* text) { const char *lines[]={text}; const struct text_message message={lines, 1}; bool ret = (gui_syncyesno_run(&message,NULL,NULL)== YESNO_YES); FOR_NB_SCREENS(i) screens[i].clear_viewport(); return ret; }