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LVGL 库提交

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wandering1
2026-08-30 08:57:07 +08:00
parent 26c9098630
commit e2f199c6bf
1056 changed files with 556743 additions and 45 deletions
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Lib/lvgl/src/themes/simple/lv_theme_simple.c
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/**
* @file lv_theme_simple.c
*
*/
/*********************
* INCLUDES
*********************/
#include "../lv_theme_private.h"
#include "../../../lvgl.h" /*To see all the widgets*/
#if LV_USE_THEME_SIMPLE
#include "lv_theme_simple.h"
#include "../../core/lv_global.h"
/*********************
* DEFINES
*********************/
struct _my_theme_t;
typedef struct _my_theme_t my_theme_t;
#define theme_def (*(my_theme_t **)(&LV_GLOBAL_DEFAULT()->theme_simple))
#define COLOR_SCR lv_palette_lighten(LV_PALETTE_GREY, 4)
#define COLOR_WHITE lv_color_white()
#define COLOR_LIGHT lv_palette_lighten(LV_PALETTE_GREY, 2)
#define COLOR_DARK lv_palette_main(LV_PALETTE_GREY)
#define COLOR_DIM lv_palette_darken(LV_PALETTE_GREY, 2)
#define SCROLLBAR_WIDTH 2
/**********************
* TYPEDEFS
**********************/
typedef struct {
lv_style_t scr;
lv_style_t transp;
lv_style_t white;
lv_style_t light;
lv_style_t dark;
lv_style_t dim;
lv_style_t scrollbar;
#if LV_USE_ARC
lv_style_t arc_line;
lv_style_t arc_knob;
#endif
#if LV_USE_TEXTAREA
lv_style_t ta_cursor;
#endif
} my_theme_styles_t;
struct _my_theme_t {
lv_theme_t base;
my_theme_styles_t styles;
bool inited;
};
/**********************
* STATIC PROTOTYPES
**********************/
static void style_init_reset(lv_style_t * style);
static void theme_apply(lv_theme_t * th, lv_obj_t * obj);
/**********************
* STATIC VARIABLES
**********************/
/**********************
* MACROS
**********************/
/**********************
* STATIC FUNCTIONS
**********************/
static void style_init(my_theme_t * theme)
{
style_init_reset(&theme->styles.scrollbar);
lv_style_set_bg_opa(&theme->styles.scrollbar, LV_OPA_COVER);
lv_style_set_bg_color(&theme->styles.scrollbar, COLOR_DARK);
lv_style_set_width(&theme->styles.scrollbar, SCROLLBAR_WIDTH);
style_init_reset(&theme->styles.scr);
lv_style_set_bg_opa(&theme->styles.scr, LV_OPA_COVER);
lv_style_set_bg_color(&theme->styles.scr, COLOR_SCR);
lv_style_set_text_color(&theme->styles.scr, COLOR_DIM);
style_init_reset(&theme->styles.transp);
lv_style_set_bg_opa(&theme->styles.transp, LV_OPA_TRANSP);
style_init_reset(&theme->styles.white);
lv_style_set_bg_opa(&theme->styles.white, LV_OPA_COVER);
lv_style_set_bg_color(&theme->styles.white, COLOR_WHITE);
lv_style_set_line_width(&theme->styles.white, 1);
lv_style_set_line_color(&theme->styles.white, COLOR_WHITE);
lv_style_set_arc_width(&theme->styles.white, 2);
lv_style_set_arc_color(&theme->styles.white, COLOR_WHITE);
style_init_reset(&theme->styles.light);
lv_style_set_bg_opa(&theme->styles.light, LV_OPA_COVER);
lv_style_set_bg_color(&theme->styles.light, COLOR_LIGHT);
lv_style_set_line_width(&theme->styles.light, 1);
lv_style_set_line_color(&theme->styles.light, COLOR_LIGHT);
lv_style_set_arc_width(&theme->styles.light, 2);
lv_style_set_arc_color(&theme->styles.light, COLOR_LIGHT);
style_init_reset(&theme->styles.dark);
lv_style_set_bg_opa(&theme->styles.dark, LV_OPA_COVER);
lv_style_set_bg_color(&theme->styles.dark, COLOR_DARK);
lv_style_set_line_width(&theme->styles.dark, 1);
lv_style_set_line_color(&theme->styles.dark, COLOR_DARK);
lv_style_set_arc_width(&theme->styles.dark, 2);
lv_style_set_arc_color(&theme->styles.dark, COLOR_DARK);
style_init_reset(&theme->styles.dim);
lv_style_set_bg_opa(&theme->styles.dim, LV_OPA_COVER);
lv_style_set_bg_color(&theme->styles.dim, COLOR_DIM);
lv_style_set_line_width(&theme->styles.dim, 1);
lv_style_set_line_color(&theme->styles.dim, COLOR_DIM);
lv_style_set_arc_width(&theme->styles.dim, 2);
lv_style_set_arc_color(&theme->styles.dim, COLOR_DIM);
#if LV_USE_ARC
style_init_reset(&theme->styles.arc_line);
lv_style_set_arc_width(&theme->styles.arc_line, 6);
style_init_reset(&theme->styles.arc_knob);
lv_style_set_pad_all(&theme->styles.arc_knob, 5);
#endif
#if LV_USE_TEXTAREA
style_init_reset(&theme->styles.ta_cursor);
lv_style_set_border_side(&theme->styles.ta_cursor, LV_BORDER_SIDE_LEFT);
lv_style_set_border_color(&theme->styles.ta_cursor, COLOR_DIM);
lv_style_set_border_width(&theme->styles.ta_cursor, 2);
lv_style_set_bg_opa(&theme->styles.ta_cursor, LV_OPA_TRANSP);
lv_style_set_anim_duration(&theme->styles.ta_cursor, 500);
#endif
}
/**********************
* GLOBAL FUNCTIONS
**********************/
bool lv_theme_simple_is_inited(void)
{
my_theme_t * theme = theme_def;
if(theme == NULL) return false;
return theme->inited;
}
lv_theme_t * lv_theme_simple_get(void)
{
if(!lv_theme_simple_is_inited()) {
return NULL;
}
return (lv_theme_t *)theme_def;
}
void lv_theme_simple_deinit(void)
{
my_theme_t * theme = theme_def;
if(theme) {
if(theme->inited) {
lv_style_t * theme_styles = (lv_style_t *)(&(theme->styles));
uint32_t i;
for(i = 0; i < sizeof(my_theme_styles_t) / sizeof(lv_style_t); i++) {
lv_style_reset(theme_styles + i);
}
}
lv_free(theme_def);
theme_def = NULL;
}
}
lv_theme_t * lv_theme_simple_init(lv_display_t * disp)
{
/*This trick is required only to avoid the garbage collection of
*styles' data if LVGL is used in a binding (e.g. MicroPython)
*In a general case styles could be in simple `static lv_style_t my_style...` variables*/
if(!lv_theme_simple_is_inited()) {
theme_def = lv_malloc_zeroed(sizeof(my_theme_t));
}
my_theme_t * theme = theme_def;
theme->base.disp = disp;
theme->base.font_small = LV_FONT_DEFAULT;
theme->base.font_normal = LV_FONT_DEFAULT;
theme->base.font_large = LV_FONT_DEFAULT;
theme->base.apply_cb = theme_apply;
style_init(theme);
if(disp == NULL || lv_display_get_theme(disp) == (lv_theme_t *)theme) {
lv_obj_report_style_change(NULL);
}
theme->inited = true;
return (lv_theme_t *)theme_def;
}
static void theme_apply(lv_theme_t * th, lv_obj_t * obj)
{
LV_UNUSED(th);
my_theme_t * theme = theme_def;
lv_obj_t * parent = lv_obj_get_parent(obj);
if(parent == NULL) {
lv_obj_add_style(obj, &theme->styles.scr, 0);
lv_obj_add_style(obj, &theme->styles.scrollbar, LV_PART_SCROLLBAR);
return;
}
if(lv_obj_check_type(obj, &lv_obj_class)) {
#if LV_USE_TABVIEW
/*Tabview content area*/
if(lv_obj_check_type(parent, &lv_tabview_class)) {
lv_obj_add_style(obj, &theme->styles.scr, 0);
return;
}
/*Tabview pages*/
else if(lv_obj_check_type(lv_obj_get_parent(parent), &lv_tabview_class)) {
lv_obj_add_style(obj, &theme->styles.scr, 0);
lv_obj_add_style(obj, &theme->styles.scrollbar, LV_PART_SCROLLBAR);
return;
}
#endif
#if LV_USE_WIN
/*Header*/
if(lv_obj_check_type(parent, &lv_win_class) && lv_obj_get_child(parent, 0) == obj) {
lv_obj_add_style(obj, &theme->styles.light, 0);
return;
}
/*Content*/
else if(lv_obj_check_type(parent, &lv_win_class) && lv_obj_get_child(parent, 1) == obj) {
lv_obj_add_style(obj, &theme->styles.light, 0);
lv_obj_add_style(obj, &theme->styles.scrollbar, LV_PART_SCROLLBAR);
return;
}
#endif
lv_obj_add_style(obj, &theme->styles.white, 0);
lv_obj_add_style(obj, &theme->styles.scrollbar, LV_PART_SCROLLBAR);
}
#if LV_USE_BUTTON
else if(lv_obj_check_type(obj, &lv_button_class)) {
lv_obj_add_style(obj, &theme->styles.dark, 0);
}
#endif
#if LV_USE_BUTTONMATRIX
else if(lv_obj_check_type(obj, &lv_buttonmatrix_class)) {
#if LV_USE_MSGBOX
if(lv_obj_check_type(parent, &lv_msgbox_class)) {
lv_obj_add_style(obj, &theme->styles.light, LV_PART_ITEMS);
return;
}
#endif
#if LV_USE_TABVIEW
if(lv_obj_check_type(parent, &lv_tabview_class)) {
lv_obj_add_style(obj, &theme->styles.light, LV_PART_ITEMS);
return;
}
#endif
lv_obj_add_style(obj, &theme->styles.white, 0);
lv_obj_add_style(obj, &theme->styles.light, LV_PART_ITEMS);
}
#endif
#if LV_USE_BAR
else if(lv_obj_check_type(obj, &lv_bar_class)) {
lv_obj_add_style(obj, &theme->styles.light, 0);
lv_obj_add_style(obj, &theme->styles.dark, LV_PART_INDICATOR);
}
#endif
#if LV_USE_SLIDER
else if(lv_obj_check_type(obj, &lv_slider_class)) {
lv_obj_add_style(obj, &theme->styles.light, 0);
lv_obj_add_style(obj, &theme->styles.dark, LV_PART_INDICATOR);
lv_obj_add_style(obj, &theme->styles.dim, LV_PART_KNOB);
}
#endif
#if LV_USE_TABLE
else if(lv_obj_check_type(obj, &lv_table_class)) {
lv_obj_add_style(obj, &theme->styles.scrollbar, LV_PART_SCROLLBAR);
lv_obj_add_style(obj, &theme->styles.light, LV_PART_ITEMS);
}
#endif
#if LV_USE_CHECKBOX
else if(lv_obj_check_type(obj, &lv_checkbox_class)) {
lv_obj_add_style(obj, &theme->styles.light, LV_PART_INDICATOR);
lv_obj_add_style(obj, &theme->styles.dark, LV_PART_INDICATOR | LV_STATE_CHECKED);
}
#endif
#if LV_USE_SWITCH
else if(lv_obj_check_type(obj, &lv_switch_class)) {
lv_obj_add_style(obj, &theme->styles.light, 0);
lv_obj_add_style(obj, &theme->styles.dim, LV_PART_KNOB);
}
#endif
#if LV_USE_CHART
else if(lv_obj_check_type(obj, &lv_chart_class)) {
lv_obj_add_style(obj, &theme->styles.white, 0);
lv_obj_add_style(obj, &theme->styles.scrollbar, LV_PART_SCROLLBAR);
lv_obj_add_style(obj, &theme->styles.light, LV_PART_ITEMS);
lv_obj_add_style(obj, &theme->styles.dark, LV_PART_CURSOR);
}
#endif
#if LV_USE_ROLLER
else if(lv_obj_check_type(obj, &lv_roller_class)) {
lv_obj_add_style(obj, &theme->styles.light, 0);
lv_obj_add_style(obj, &theme->styles.dark, LV_PART_SELECTED);
}
#endif
#if LV_USE_DROPDOWN
else if(lv_obj_check_type(obj, &lv_dropdown_class)) {
lv_obj_add_style(obj, &theme->styles.white, 0);
}
else if(lv_obj_check_type(obj, &lv_dropdownlist_class)) {
lv_obj_add_style(obj, &theme->styles.white, 0);
lv_obj_add_style(obj, &theme->styles.scrollbar, LV_PART_SCROLLBAR);
lv_obj_add_style(obj, &theme->styles.light, LV_PART_SELECTED);
lv_obj_add_style(obj, &theme->styles.dark, LV_PART_SELECTED | LV_STATE_CHECKED);
}
#endif
#if LV_USE_ARC
else if(lv_obj_check_type(obj, &lv_arc_class)) {
lv_obj_add_style(obj, &theme->styles.light, 0);
lv_obj_add_style(obj, &theme->styles.transp, 0);
lv_obj_add_style(obj, &theme->styles.arc_line, 0);
lv_obj_add_style(obj, &theme->styles.dark, LV_PART_INDICATOR);
lv_obj_add_style(obj, &theme->styles.arc_line, LV_PART_INDICATOR);
lv_obj_add_style(obj, &theme->styles.dim, LV_PART_KNOB);
lv_obj_add_style(obj, &theme->styles.arc_knob, LV_PART_KNOB);
}
#endif
#if LV_USE_SPINNER
else if(lv_obj_check_type(obj, &lv_spinner_class)) {
lv_obj_add_style(obj, &theme->styles.light, 0);
lv_obj_add_style(obj, &theme->styles.transp, 0);
lv_obj_add_style(obj, &theme->styles.arc_line, 0);
lv_obj_add_style(obj, &theme->styles.dark, LV_PART_INDICATOR);
lv_obj_add_style(obj, &theme->styles.arc_line, LV_PART_INDICATOR);
}
#endif
#if LV_USE_TEXTAREA
else if(lv_obj_check_type(obj, &lv_textarea_class)) {
lv_obj_add_style(obj, &theme->styles.white, 0);
lv_obj_add_style(obj, &theme->styles.scrollbar, LV_PART_SCROLLBAR);
lv_obj_add_style(obj, &theme->styles.ta_cursor, LV_PART_CURSOR | LV_STATE_FOCUSED);
}
#endif
#if LV_USE_CALENDAR
else if(lv_obj_check_type(obj, &lv_calendar_class)) {
lv_obj_add_style(obj, &theme->styles.light, 0);
}
#endif
#if LV_USE_KEYBOARD
else if(lv_obj_check_type(obj, &lv_keyboard_class)) {
lv_obj_add_style(obj, &theme->styles.scr, 0);
lv_obj_add_style(obj, &theme->styles.white, LV_PART_ITEMS);
lv_obj_add_style(obj, &theme->styles.light, LV_PART_ITEMS | LV_STATE_CHECKED);
}
#endif
#if LV_USE_LIST
else if(lv_obj_check_type(obj, &lv_list_class)) {
lv_obj_add_style(obj, &theme->styles.light, 0);
lv_obj_add_style(obj, &theme->styles.scrollbar, LV_PART_SCROLLBAR);
return;
}
else if(lv_obj_check_type(obj, &lv_list_text_class)) {
}
else if(lv_obj_check_type(obj, &lv_list_button_class)) {
lv_obj_add_style(obj, &theme->styles.dark, 0);
}
#endif
#if LV_USE_MSGBOX
else if(lv_obj_check_type(obj, &lv_msgbox_class)) {
lv_obj_add_style(obj, &theme->styles.light, 0);
return;
}
#endif
#if LV_USE_SPINBOX
else if(lv_obj_check_type(obj, &lv_spinbox_class)) {
lv_obj_add_style(obj, &theme->styles.light, 0);
lv_obj_add_style(obj, &theme->styles.dark, LV_PART_CURSOR);
}
#endif
#if LV_USE_TILEVIEW
else if(lv_obj_check_type(obj, &lv_tileview_class)) {
lv_obj_add_style(obj, &theme->styles.scr, 0);
lv_obj_add_style(obj, &theme->styles.scrollbar, LV_PART_SCROLLBAR);
}
else if(lv_obj_check_type(obj, &lv_tileview_tile_class)) {
lv_obj_add_style(obj, &theme->styles.scrollbar, LV_PART_SCROLLBAR);
}
#endif
#if LV_USE_LED
else if(lv_obj_check_type(obj, &lv_led_class)) {
lv_obj_add_style(obj, &theme->styles.light, 0);
}
#endif
}
/**********************
* STATIC FUNCTIONS
**********************/
static void style_init_reset(lv_style_t * style)
{
if(lv_theme_simple_is_inited()) {
lv_style_reset(style);
}
else {
lv_style_init(style);
}
}
#endif
Lib/lvgl/src/themes/simple/lv_theme_simple.h
+67
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/**
* @file lv_theme_simple.h
*
*/
#ifndef LV_THEME_SIMPLE_H
#define LV_THEME_SIMPLE_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
#include "../lv_theme.h"
#include "../../display/lv_display.h"
#if LV_USE_THEME_SIMPLE
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/**********************
* GLOBAL PROTOTYPES
**********************/
/**
* Initialize the theme
* @param disp pointer to display to attach the theme
* @return a pointer to reference this theme later
*/
lv_theme_t * lv_theme_simple_init(lv_display_t * disp);
/**
* Check if the theme is initialized
* @return true if default theme is initialized, false otherwise
*/
bool lv_theme_simple_is_inited(void);
/**
* Get simple theme
* @return a pointer to simple theme, or NULL if this is not initialized
*/
lv_theme_t * lv_theme_simple_get(void);
/**
* Deinitialize the simple theme
*/
void lv_theme_simple_deinit(void);
/**********************
* MACROS
**********************/
#endif
#ifdef __cplusplus
} /*extern "C"*/
#endif
#endif /*LV_THEME_SIMPLE_H*/