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#include <stdlib.h>
#include <string.h>
#include "eve.h"
#include "eve_kbd.h"
#include "screen.h"
#include "tile.h"
#include "page.h"
#include "form.h"
#include "widget/widget.h"
#define CH_EOF 0x1a
int eve_form_init(EVEForm *form, EVETile *tile, eve_page_open_t open, eve_page_close_t close, EVEWidget *widget, uint16_t widget_size) {
memset(form, 0, sizeof(EVEForm));
eve_page_init(&form->p, tile, eve_form_touch, eve_form_draw, open, close);
form->widget = widget;
form->widget_size = widget_size;
}
int eve_form_touch(EVECanvas *c, uint8_t tag0, int touch_idx) {
EVEForm *form = (EVEForm *)c;
EVEWidget *widget = form->widget;
int a, i, ret = 0;
EVEPageFocus focus = { NULL, {0,0,0,0}};
for (i=0; i<form->widget_size; i++) {
a = widget->touch(widget, &form->p, tag0, touch_idx, &focus);
ret = ret || a;
if (focus.w && (form->widget_f != focus.w)) {
EVEKbd *kbd = eve_screen_get_kbd(form->p.tile->screen);
if (kbd) {
if (form->widget_f && form->widget_f->putc) {
eve_screen_hide_kbd(form->p.tile->screen);
form->widget_f->putc(form->widget_f, CH_EOF);
}
eve_kbd_set_handler(kbd, widget->putc);
if (widget && widget->putc) {
eve_screen_show_kbd(form->p.tile->screen);
}
}
form->widget_f = widget;
}
widget = eve_widget_next(widget);
}
eve_page_focus(&form->p, &focus);
return ret;
}
uint8_t eve_form_draw(EVECanvas *c, uint8_t tag0) {
EVEForm *form = (EVEForm *)c;
EVEWidget *widget = form->widget;
int i, j;
uint8_t tagN, _tagN = 0;
for (i=0; i<form->widget_size; i++) {
tagN = widget->draw(widget, &form->p, tag0);
if (tagN) {
for (j=tag0; j<=tagN; j++) {
eve_touch_set_opt(j, eve_touch_get_opt(j) | EVE_TOUCH_OPT_TRACK | EVE_TOUCH_OPT_TRACK_XY | EVE_TOUCH_OPT_INERT);
}
if (tagN < 0xfe) {
tag0 = tagN + 1;
} else {
tag0 = 0;
}
_tagN = tagN;
}
widget = eve_widget_next(widget);
}
return _tagN;
}
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