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https://github.com/bytecodealliance/wasm-micro-runtime.git
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71 lines
2.3 KiB
C
71 lines
2.3 KiB
C
/*
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* Copyright (C) 2019 Intel Corporation. All rights reserved.
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* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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*/
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#include <stdlib.h>
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#include <unistd.h>
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#include "wasm_app.h"
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static void btn_event_cb(wgl_obj_t btn, wgl_event_t event);
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uint32_t count = 0;
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char count_str[11] = { 0 };
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wgl_obj_t hello_world_label;
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wgl_obj_t count_label;
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wgl_obj_t btn1;
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wgl_obj_t label_count1;
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int label_count1_value = 0;
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char label_count1_str[11] = { 0 };
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void timer1_update(user_timer_t timer1)
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{
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if ((count % 100) == 0) {
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snprintf(count_str, sizeof(count_str), "%d", count / 100);
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wgl_label_set_text(count_label, count_str);
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}
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++count;
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}
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void on_init()
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{
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char text[32] = {0};
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hello_world_label = wgl_label_create((wgl_obj_t)NULL, (wgl_obj_t)NULL);
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wgl_label_set_text(hello_world_label, "Hello world!");
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wgl_label_get_text(hello_world_label, text, sizeof(text));
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printf("Label text %d %s \n", wgl_label_get_text_length(hello_world_label), text);
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wgl_obj_align(hello_world_label, (wgl_obj_t)NULL, WGL_ALIGN_IN_TOP_LEFT, 0, 0);
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count_label = wgl_label_create((wgl_obj_t)NULL, (wgl_obj_t)NULL);
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wgl_obj_align(count_label, (wgl_obj_t)NULL, WGL_ALIGN_IN_TOP_MID, 0, 0);
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btn1 = wgl_btn_create((wgl_obj_t)NULL, (wgl_obj_t)NULL); /*Create a button on the currently loaded screen*/
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wgl_obj_set_event_cb(btn1, btn_event_cb); /*Set function to be called when the button is released*/
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wgl_obj_align(btn1, (wgl_obj_t)NULL, WGL_ALIGN_CENTER, 0, 0); /*Align below the label*/
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/*Create a label on the button*/
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wgl_obj_t btn_label = wgl_label_create(btn1, (wgl_obj_t)NULL);
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wgl_label_set_text(btn_label, "Click ++");
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label_count1 = wgl_label_create((wgl_obj_t)NULL, (wgl_obj_t)NULL);
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wgl_label_set_text(label_count1, "0");
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wgl_obj_align(label_count1, (wgl_obj_t)NULL, WGL_ALIGN_IN_BOTTOM_MID, 0, 0);
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/* set up a timer */
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user_timer_t timer;
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timer = api_timer_create(10, true, false, timer1_update);
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api_timer_restart(timer, 10);
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}
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static void btn_event_cb(wgl_obj_t btn, wgl_event_t event)
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{
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if(event == WGL_EVENT_RELEASED) {
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label_count1_value++;
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snprintf(label_count1_str, sizeof(label_count1_str),
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"%d", label_count1_value);
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wgl_label_set_text(label_count1, label_count1_str);
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}
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}
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