GUIX不使用触摸，使用实体轻触按键要怎么做呢？

willsonxie

请教一下硬汉：GUIX不使用触摸，使用实体轻触按键要怎么做呢？

miss-you

[C] 纯文本查看 复制代码

#include <rtthread.h>
#include "include.h"
 
#define DBG_TAG "options_menu"
#define DBG_LVL DBG_LOG
#include <rtdbg.h>
 
static rt_uint8_t options_now = GX_PIXELMAP_ID_OPTIONS_CHECK;
 
static void options_menu_changed(rt_uint8_t mode)
{
    if (mode)
        options_now++;
    else
        options_now--;
 
    if (options_now > GX_PIXELMAP_ID_OPTIONS_SET)
        options_now = GX_PIXELMAP_ID_OPTIONS_CHECK;
    else if (options_now < GX_PIXELMAP_ID_OPTIONS_CHECK)
        options_now = GX_PIXELMAP_ID_OPTIONS_SET;
 
    gx_icon_pixelmap_set(&window_menu.window_menu_options_icon, options_now, GX_NULL);
    gx_prompt_text_id_set(&window_menu.window_menu_menu_text, options_now - GX_PIXELMAP_ID_OPTIONS_CHECK + 1);
}
 
static void task_options_menu_key_event_handler(void *arg)
{
    flex_button_t *btn = (flex_button_t *)arg;
    /********************* btn1 ***********************/
    if (btn->id == USER_BUTTON_1)
    {
        switch (btn->event)
        {
        case FLEX_BTN_PRESS_SHORT_UP:
            options_menu_changed(0);
            break;
        }
    }
 
    /********************* btn2 ***********************/
    else if (btn->id == USER_BUTTON_2)
    {
        if (btn->event == FLEX_BTN_PRESS_SHORT_UP)
        {
            switch (options_now)
            {
            case GX_PIXELMAP_ID_OPTIONS_CHECK:
                user_system.state = STATE_MEASURING;
                break;
 
            case GX_PIXELMAP_ID_OPTIONS_LOG:
                user_system.state = STATE_LOG;
                break;
 
            case GX_PIXELMAP_ID_OPTIONS_SET:
                user_system.state = STATE_SET;
                break;
            }
        }
    }
 
    /********************* btn3 ***********************/
    else if (btn->id == USER_BUTTON_3)
    {
        switch (btn->event)
        {
        case FLEX_BTN_PRESS_SHORT_UP:
            options_menu_changed(1);
            break;
        }
    }
 
    default_btn_evt_cb(arg);
}
 
void task_options_menu(void)
{
    LOG_W("in task_options_menu...");
 
    window_jump((GX_WIDGET *)&window_main, GX_USER_EVENT_IN_MENU);
 
    button_callback_set(task_options_menu_key_event_handler);
 
    while (user_system.state == STATE_OPTIONS_MENU)
    {
        rt_thread_mdelay(10);
    }
 
    window_jump((GX_WIDGET *)&window_menu, GX_USER_EVENT_OUT_MENU);
    LOG_W("exit task_options_menu...");
}

willsonxie

非常谢谢，先好好研究一下。

eric2013

gx_system_event_send发送按键消息即可

ThreadX GUIX实现摄像头图像动态更新的关键说明
https://www.armbbs.cn/forum.php? ... 0516&fromuid=58
(出处: 硬汉嵌入式论坛)