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add lv_log_print_g_cb_t

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This commit is contained in:
Gabor Kiss-Vamosi
2019-05-18 13:48:27 +02:00
parent d8edbb8a41
commit 234fa34254
2 changed files with 18 additions and 13 deletions
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16
src/lv_misc/lv_log.c
View File

@@ -27,7 +27,7 @@
/**********************
* STATIC VARIABLES
**********************/
static void (*print_cb)(lv_log_level_t, const char *, uint32_t, const char *);
static lv_log_print_g_cb_t custom_print_cb;
/**********************
* MACROS
@@ -38,14 +38,14 @@ static void (*print_cb)(lv_log_level_t, const char *, uint32_t, const char *);
**********************/
/**
* Register custom print (or anything else) function to call when log is added
* @param f a function pointer:
* `void my_print (lv_log_level_t level, const char * file, uint32_t line, const char *
* dsc)`
* Register custom print/write function to call when a log is added.
* It can format its "File path", "Line number" and "Description" as required
* and send the formatted log message to a consol or serial port.
* @param print_cb a function pointer to print a log
*/
void lv_log_register_print(void f(lv_log_level_t, const char *, uint32_t, const char *))
void lv_log_register_print_cb(lv_log_print_g_cb_t print_cb)
{
print_cb = f;
custom_print_cb = print_cb;
}
/**
@@ -65,7 +65,7 @@ void lv_log_add(lv_log_level_t level, const char * file, int line, const char *
static const char * lvl_prefix[] = {"Trace", "Info", "Warn", "Error"};
printf("%s: %s \t(%s #%d)\n", lvl_prefix[level], dsc, file, line);
#else
if(print_cb) print_cb(level, file, line, dsc);
if(custom_print_cb) custom_print_cb(level, file, line, dsc);
#endif
}
}

15
src/lv_misc/lv_log.h
View File

@@ -39,17 +39,22 @@ typedef int8_t lv_log_level_t;
* TYPEDEFS
**********************/
/**
* Log print function. Receives "File path", "Line number" and "Description".
*/
typedef void (*lv_log_print_g_cb_t) (const char *, uint32_t, const char *);
/**********************
* GLOBAL PROTOTYPES
**********************/
/**
* Register custom print (or anything else) function to call when log is added
* @param f a function pointer:
* `void my_print (lv_log_level_t level, const char * file, uint32_t line, const char *
* dsc)`
* Register custom print/write function to call when a log is added.
* It can format its "File path", "Line number" and "Description" as required
* and send the formatted log message to a consol or serial port.
* @param print_cb a function pointer to print a log
*/
void lv_log_register_print(void f(lv_log_level_t, const char *, uint32_t, const char *));
void lv_log_register_print_cb(lv_log_print_g_cb_t print_cb);
/**
* Add a log