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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/widgets/table/lv_table.c
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Lib/lvgl/src/widgets/table/lv_table.h
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/**
* @file lv_table.h
*
*/
#ifndef LV_TABLE_H
#define LV_TABLE_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
#include "../label/lv_label.h"
#if LV_USE_TABLE != 0
/*Testing of dependencies*/
#if LV_USE_LABEL == 0
#error "lv_table: lv_label is required. Enable it in lv_conf.h (LV_USE_LABEL 1)"
#endif
/*********************
* DEFINES
*********************/
#define LV_TABLE_CELL_NONE 0XFFFF
LV_EXPORT_CONST_INT(LV_TABLE_CELL_NONE);
/**********************
* TYPEDEFS
**********************/
typedef enum {
LV_TABLE_CELL_CTRL_NONE = 0 << 0,
LV_TABLE_CELL_CTRL_MERGE_RIGHT = 1 << 0,
LV_TABLE_CELL_CTRL_TEXT_CROP = 1 << 1,
LV_TABLE_CELL_CTRL_CUSTOM_1 = 1 << 4,
LV_TABLE_CELL_CTRL_CUSTOM_2 = 1 << 5,
LV_TABLE_CELL_CTRL_CUSTOM_3 = 1 << 6,
LV_TABLE_CELL_CTRL_CUSTOM_4 = 1 << 7,
} lv_table_cell_ctrl_t;
LV_ATTRIBUTE_EXTERN_DATA extern const lv_obj_class_t lv_table_class;
/**********************
* GLOBAL PROTOTYPES
**********************/
/**
* Create a table object
* @param parent pointer to an object, it will be the parent of the new table
* @return pointer to the created table
*/
lv_obj_t * lv_table_create(lv_obj_t * parent);
/*=====================
* Setter functions
*====================*/
/**
* Set the value of a cell.
* @param obj pointer to a Table object
* @param row id of the row [0 .. row_cnt -1]
* @param col id of the column [0 .. col_cnt -1]
* @param txt text to display in the cell. It will be copied and saved so this variable is not required after this function call.
* @note New roes/columns are added automatically if required
*/
void lv_table_set_cell_value(lv_obj_t * obj, uint32_t row, uint32_t col, const char * txt);
/**
* Set the value of a cell. Memory will be allocated to store the text by the table.
* @param obj pointer to a Table object
* @param row id of the row [0 .. row_cnt -1]
* @param col id of the column [0 .. col_cnt -1]
* @param fmt `printf`-like format
* @note New roes/columns are added automatically if required
*/
void lv_table_set_cell_value_fmt(lv_obj_t * obj, uint32_t row, uint32_t col, const char * fmt,
...) LV_FORMAT_ATTRIBUTE(4, 5);
/**
* Set the number of rows
* @param obj table pointer to a Table object
* @param row_cnt number of rows
*/
void lv_table_set_row_count(lv_obj_t * obj, uint32_t row_cnt);
/**
* Set the number of columns
* @param obj table pointer to a Table object
* @param col_cnt number of columns.
*/
void lv_table_set_column_count(lv_obj_t * obj, uint32_t col_cnt);
/**
* Set the width of a column
* @param obj table pointer to a Table object
* @param col_id id of the column [0 .. LV_TABLE_COL_MAX -1]
* @param w width of the column
*/
void lv_table_set_column_width(lv_obj_t * obj, uint32_t col_id, int32_t w);
/**
* Add control bits to the cell.
* @param obj pointer to a Table object
* @param row id of the row [0 .. row_cnt -1]
* @param col id of the column [0 .. col_cnt -1]
* @param ctrl OR-ed values from ::lv_table_cell_ctrl_t
*/
void lv_table_set_cell_ctrl(lv_obj_t * obj, uint32_t row, uint32_t col, lv_table_cell_ctrl_t ctrl);
/**
* Clear control bits of the cell.
* @param obj pointer to a Table object
* @param row id of the row [0 .. row_cnt -1]
* @param col id of the column [0 .. col_cnt -1]
* @param ctrl OR-ed values from ::lv_table_cell_ctrl_t
*/
void lv_table_clear_cell_ctrl(lv_obj_t * obj, uint32_t row, uint32_t col, lv_table_cell_ctrl_t ctrl);
/**
* Add custom user data to the cell.
* @param obj pointer to a Table object
* @param row id of the row [0 .. row_cnt -1]
* @param col id of the column [0 .. col_cnt -1]
* @param user_data pointer to the new user_data.
* Should be allocated by `lv_malloc`,
* and it will be freed automatically when the table is deleted or
* when the cell is dropped due to lower row or column count.
*/
void lv_table_set_cell_user_data(lv_obj_t * obj, uint16_t row, uint16_t col, void * user_data);
/**
* Set the selected cell
* @param obj pointer to a table object
* @param row id of the cell row to select
* @param col id of the cell column to select
*/
void lv_table_set_selected_cell(lv_obj_t * obj, uint16_t row, uint16_t col);
/*=====================
* Getter functions
*====================*/
/**
* Get the value of a cell.
* @param obj pointer to a Table object
* @param row id of the row [0 .. row_cnt -1]
* @param col id of the column [0 .. col_cnt -1]
* @return text in the cell
*/
const char * lv_table_get_cell_value(lv_obj_t * obj, uint32_t row, uint32_t col);
/**
* Get the number of rows.
* @param obj table pointer to a Table object
* @return number of rows.
*/
uint32_t lv_table_get_row_count(lv_obj_t * obj);
/**
* Get the number of columns.
* @param obj table pointer to a Table object
* @return number of columns.
*/
uint32_t lv_table_get_column_count(lv_obj_t * obj);
/**
* Get the width of a column
* @param obj table pointer to a Table object
* @param col id of the column [0 .. LV_TABLE_COL_MAX -1]
* @return width of the column
*/
int32_t lv_table_get_column_width(lv_obj_t * obj, uint32_t col);
/**
* Get whether a cell has the control bits
* @param obj pointer to a Table object
* @param row id of the row [0 .. row_cnt -1]
* @param col id of the column [0 .. col_cnt -1]
* @param ctrl OR-ed values from ::lv_table_cell_ctrl_t
* @return true: all control bits are set; false: not all control bits are set
*/
bool lv_table_has_cell_ctrl(lv_obj_t * obj, uint32_t row, uint32_t col, lv_table_cell_ctrl_t ctrl);
/**
* Get the selected cell (pressed and or focused)
* @param obj pointer to a table object
* @param row pointer to variable to store the selected row (LV_TABLE_CELL_NONE: if no cell selected)
* @param col pointer to variable to store the selected column (LV_TABLE_CELL_NONE: if no cell selected)
*/
void lv_table_get_selected_cell(lv_obj_t * obj, uint32_t * row, uint32_t * col);
/**
* Get custom user data to the cell.
* @param obj pointer to a Table object
* @param row id of the row [0 .. row_cnt -1]
* @param col id of the column [0 .. col_cnt -1]
*/
void * lv_table_get_cell_user_data(lv_obj_t * obj, uint16_t row, uint16_t col);
/**********************
* MACROS
**********************/
#endif /*LV_USE_TABLE*/
#ifdef __cplusplus
} /*extern "C"*/
#endif
#endif /*LV_TABLE_H*/
Lib/lvgl/src/widgets/table/lv_table_private.h
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/**
* @file lv_table_private.h
*
*/
#ifndef LV_TABLE_PRIVATE_H
#define LV_TABLE_PRIVATE_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
#include "lv_table.h"
#if LV_USE_TABLE != 0
#include "../../core/lv_obj_private.h"
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/** Cell data */
struct _lv_table_cell_t {
lv_table_cell_ctrl_t ctrl;
void * user_data; /**< Custom user data */
char txt[1]; /**< Variable length array */
};
/** Table data */
struct _lv_table_t {
lv_obj_t obj;
uint32_t col_cnt;
uint32_t row_cnt;
lv_table_cell_t ** cell_data;
int32_t * row_h;
int32_t * col_w;
uint32_t col_act;
uint32_t row_act;
};
/**********************
* GLOBAL PROTOTYPES
**********************/
/**********************
* MACROS
**********************/
#endif /* LV_USE_TABLE != 0 */
#ifdef __cplusplus
} /*extern "C"*/
#endif
#endif /*LV_TABLE_PRIVATE_H*/