From 1e5eb7cb910e6f23c69c2c986b6373e9f9abb980 Mon Sep 17 00:00:00 2001
From: Uros Majstorovic <majstor@majstor.org>
Date: Sun, 23 Aug 2020 22:37:16 +0200
Subject: dynamic memory alloc for gui added; page navigation added

---
 fw/fe310/eos/eve/widget/freew.c | 61 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 fw/fe310/eos/eve/widget/freew.c

(limited to 'fw/fe310/eos/eve/widget/freew.c')

diff --git a/fw/fe310/eos/eve/widget/freew.c b/fw/fe310/eos/eve/widget/freew.c
new file mode 100644
index 0000000..55f91cb
--- /dev/null
+++ b/fw/fe310/eos/eve/widget/freew.c
@@ -0,0 +1,61 @@
+#include <stdlib.h>
+#include <string.h>
+
+#include "eve.h"
+#include "eve_kbd.h"
+#include "unicode.h"
+
+#include "screen/screen.h"
+#include "screen/window.h"
+#include "screen/page.h"
+
+#include "font.h"
+#include "label.h"
+#include "widget.h"
+#include "freew.h"
+
+int eve_freew_create(EVEFreeWidget *widget, EVERect *g, EVEFreeSpec *spec) {
+    eve_freew_init(widget, g, spec->touch, spec->draw, spec->putc);
+
+    return EVE_OK;
+}
+
+void eve_freew_init(EVEFreeWidget *widget, EVERect *g, eve_freew_touch_t touch, eve_freew_draw_t draw, eve_kbd_input_handler_t putc) {
+    EVEWidget *_widget = &widget->w;
+
+    memset(widget, 0, sizeof(EVEFreeWidget));
+    eve_widget_init(_widget, EVE_WIDGET_TYPE_FREE, g, eve_freew_touch, eve_freew_draw, putc);
+    eve_freew_update(widget, touch, draw, NULL);
+}
+
+void eve_freew_update(EVEFreeWidget *widget, eve_freew_touch_t touch, eve_freew_draw_t draw, eve_kbd_input_handler_t putc) {
+    if (touch) widget->_touch = touch;
+    if (draw) widget->_draw = draw;
+    if (putc) widget->w.putc = putc;
+}
+
+int eve_freew_touch(EVEWidget *_widget, EVEPage *page, uint8_t tag0, int touch_idx) {
+    EVEFreeWidget *widget = (EVEFreeWidget *)_widget;
+    EVETouch *t;
+    uint16_t evt;
+    int ret = 0;
+
+    if (touch_idx > 0) return 0;
+
+    t = eve_touch_evt(tag0, touch_idx, widget->tag0, widget->tagN - widget->tag0, &evt);
+    if (t && evt) {
+        ret = widget->_touch(widget, page, t, evt, tag0, touch_idx);
+        if (!ret && page && page->handle_evt) ret = page->handle_evt(page, _widget, t, evt, tag0, touch_idx);
+    }
+
+    return ret;
+}
+
+uint8_t eve_freew_draw(EVEWidget *_widget, EVEPage *page, uint8_t tag0) {
+    EVEFreeWidget *widget = (EVEFreeWidget *)_widget;
+
+    widget->tag0 = tag0;
+    widget->tagN = widget->_draw(widget, page, tag0);
+
+    return widget->tagN;
+}
-- 
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