Win32 Code::Block LVGL

·

2 min read

Create Win32 Project

Frame based

GNU GCC Compiler

Run

Remove Console: Right Click Project → Properties…

Build targets → Debug → Type: GUI application

Build → Rebuild (Ctrl+F11)

Run

Add LGVL

cd Win32CodeBlockLVGL
git submodule init
git submodule add https://github.com/lvgl/lvgl.git lvgl
cp lvgl/lv_conf_template.h lv_conf.h

Edit lv_conf


diff --git a/lv_conf.h b/lv_conf.h
old mode 100644
new mode 100755
index 914189f..410786c
--- a/lv_conf.h
+++ b/lv_conf.h
@@ -12,7 +12,7 @@
  */

 /* clang-format off */
-#if 0 /* Set this to "1" to enable content */
+#if 1 /* Set this to "1" to enable content */

 #ifndef LV_CONF_H
 #define LV_CONF_H
@@ -106,7 +106,7 @@
  * - LV_OS_WINDOWS
  * - LV_OS_MQX
  * - LV_OS_CUSTOM */
-#define LV_USE_OS   LV_OS_NONE
+#define LV_USE_OS   LV_OS_WINDOWS

 #if LV_USE_OS == LV_OS_CUSTOM
     #define LV_OS_CUSTOM_INCLUDE <stdint.h>
@@ -1173,7 +1173,7 @@
 #endif

 /** LVGL Windows backend */
-#define LV_USE_WINDOWS    0
+#define LV_USE_WINDOWS    1

 /** Use OpenGL to open window on PC and handle mouse and keyboard */
 #define LV_USE_OPENGLES   0

Add files recursively…

Choose lvgl directory

Add files

Choose lv_conf.h

Rebuild (Ctrl+F11)

lvgl\demos\benchmark\assets\img_benchmark_avatar.c
    |12|fatal error: 
    lvgl/lvgl.h: No such file or directory|

Project → Build options…

Win32CodeBlockLVGL(or choose Debug/Release)

Compiler settings → Compiler Flags → Check -std=c17

CodeBlock_LVGL → Compiler settings → #defines

WINVER=0x0601
WIN32
_WIN32

CodeBlock_LVGL → Search directories . lvgl

Hello LVGL

main.c

#include <stdlib.h>
#include <unistd.h>

#include "lvgl/lvgl.h"

static const wchar_t * title = L"LVGL port Windows CodeBlocks.      https://lvgl.io | https://docs.lvgl.io";

int WINAPI WinMain (HINSTANCE hThisInstance,
                     HINSTANCE hPrevInstance,
                     LPSTR lpszArgument,
                     int nCmdShow)
{
    /*Initialize LVGL*/
    lv_init();

    /*Initialize the HAL for LVGL*/
    lv_display_t * display = lv_windows_create_display(title, 800, 480, 100, FALSE, FALSE);
    lv_windows_acquire_pointer_indev(display);

    /*Output prompt information to the console, you can also use printf() to print directly*/
    LV_LOG_USER("LVGL initialization completed!");


    lv_obj_t * label = lv_label_create(lv_screen_active());

    // Set the label text
    lv_label_set_text(label, "Hello, LVGL!");

    // Align the label in the center
    lv_obj_align(label, LV_ALIGN_CENTER, 0, 0);

    while (1) {
        /* Periodically call the lv_task handler.
         * It could be done in a timer interrupt or an OS task too.*/
        lv_task_handler();
        usleep(5000);       /*Just to let the system breath*/
    }
    return 0;
}

Source Code

jiaxianhua/Win32CodeBlockLVGL