Embedded/lvgl
1
0
Fork 0
mirror of https://github.com/lvgl/lvgl.git synced 2025-01-28 07:03:00 +08:00
Code Issues Projects Releases Wiki Activity

Add lv_win_add_btn_left (#1566)

Browse Source 
Closes #1535
This commit is contained in:
Carlos Diaz 2020-06-12 06:26:59 -05:00 committed by GitHub
parent dca12fcd7a
commit a265165038
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 210 additions and 62 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
src/lv_api_map.h
View File

@ -176,6 +176,15 @@ static inline lv_obj_t * lv_page_get_scrl(lv_obj_t * page)
}
#endif
#if LV_USE_WIN
static inline lv_obj_t * lv_win_add_btn(lv_obj_t * win, const void * img_src)
{
return lv_win_add_btn_right(win, img_src);
}
#endif
#endif /*LV_USE_API_EXTENSION_V6*/
/**********************

26
src/lv_widgets/lv_spinner.c
View File

@ -56,22 +56,22 @@ static lv_design_cb_t ancestor_design;
**********************/
/**
* Create a pre loader object
* @param par pointer to an object, it will be the parent of the new pre loader
* @param copy pointer to a pre loader object, if not NULL then the new object will be copied from
* Create a spinner object
* @param par pointer to an object, it will be the parent of the new spinner
* @param copy pointer to a spinner object, if not NULL then the new object will be copied from
* it
* @return pointer to the created pre loader
* @return pointer to the created spinner
*/
lv_obj_t * lv_spinner_create(lv_obj_t * par, const lv_obj_t * copy)
{
LV_LOG_TRACE("spinner create started");
/*Create the ancestor of pre loader*/
/*Create the ancestor of spinner*/
lv_obj_t * spinner = lv_arc_create(par, copy);
LV_ASSERT_MEM(spinner);
if(spinner == NULL) return NULL;
/*Allocate the pre loader type specific extended data*/
/*Allocate the spinner type specific extended data*/
lv_spinner_ext_t * ext = lv_obj_allocate_ext_attr(spinner, sizeof(lv_spinner_ext_t));
LV_ASSERT_MEM(ext);
if(ext == NULL) {
@ -154,7 +154,7 @@ void lv_spinner_set_spin_time(lv_obj_t * spinner, uint16_t time)
/**
* Set the animation type of a spinnereer.
* @param spinner pointer to pre loader object
* @param spinner pointer to spinner object
* @param type animation type of the spinner
* */
void lv_spinner_set_type(lv_obj_t * spinner, lv_spinner_type_t type)
@ -230,8 +230,8 @@ void lv_spinner_set_dir(lv_obj_t * spinner, lv_spinner_dir_t dir)
*====================*/
/**
* Get the arc length [degree] of the a pre loader
* @param spinner pointer to a pre loader object
* Get the arc length [degree] of the a spinner
* @param spinner pointer to a spinner object
*/
lv_anim_value_t lv_spinner_get_arc_length(const lv_obj_t * spinner)
{
@ -243,7 +243,7 @@ lv_anim_value_t lv_spinner_get_arc_length(const lv_obj_t * spinner)
/**
* Get the spin time of the arc
* @param spinner pointer to a pre loader object [milliseconds]
* @param spinner pointer to a spinner object [milliseconds]
*/
uint16_t lv_spinner_get_spin_time(const lv_obj_t * spinner)
{
@ -255,7 +255,7 @@ uint16_t lv_spinner_get_spin_time(const lv_obj_t * spinner)
/**
* Get the animation type of a spinnereer.
* @param spinner pointer to pre loader object
* @param spinner pointer to spinner object
* @return animation type
* */
lv_spinner_type_t lv_spinner_get_type(lv_obj_t * spinner)
@ -301,8 +301,8 @@ void lv_spinner_anim_cb(void * ptr, lv_anim_value_t val)
**********************/
/**
* Signal function of the pre loader
* @param spinner pointer to a pre loader object
* Signal function of the spinner
* @param spinner pointer to a spinner object
* @param sign a signal type from lv_signal_t enum
* @param param pointer to a signal specific variable
* @return LV_RES_OK: the object is not deleted in the function; LV_RES_INV: the object is deleted

54
src/lv_widgets/lv_spinner.h
View File

@ -1,5 +1,5 @@
/**
* @file lv_preload.h
* @file lv_spinner.h
*
*/
@ -19,11 +19,11 @@ extern "C" {
/*Testing of dependencies*/
#if LV_USE_ARC == 0
#error "lv_preload: lv_arc is required. Enable it in lv_conf.h (LV_USE_ARC 1) "
#error "lv_spinner: lv_arc is required. Enable it in lv_conf.h (LV_USE_ARC 1) "
#endif
#if LV_USE_ANIMATION == 0
#error "lv_preload: animations are required. Enable it in lv_conf.h (LV_USE_ANIMATION 1) "
#error "lv_spinner: animations are required. Enable it in lv_conf.h (LV_USE_ANIMATION 1) "
#endif
#include "../lv_core/lv_obj.h"
@ -57,7 +57,7 @@ enum {
};
typedef uint8_t lv_spinner_dir_t;
/*Data of pre loader*/
/*Data of spinner*/
typedef struct {
lv_arc_ext_t arc; /*Ext. of ancestor*/
/*New data for this type */
@ -82,11 +82,11 @@ typedef uint8_t lv_spinner_style_t;
**********************/
/**
* Create a pre loader objects
* @param par pointer to an object, it will be the parent of the new pre loader
* @param copy pointer to a pre loader object, if not NULL then the new object will be copied from
* Create a spinner object
* @param par pointer to an object, it will be the parent of the new spinner
* @param copy pointer to a spinner object, if not NULL then the new object will be copied from
* it
* @return pointer to the created pre loader
* @return pointer to the created spinner
*/
lv_obj_t * lv_spinner_create(lv_obj_t * par, const lv_obj_t * copy);
@ -96,17 +96,17 @@ lv_obj_t * lv_spinner_create(lv_obj_t * par, const lv_obj_t * copy);
/**
* Set the length of the spinning arc in degrees
* @param preload pointer to a preload object
* @param spinner pointer to a spinner object
* @param deg length of the arc
*/
void lv_spinner_set_arc_length(lv_obj_t * preload, lv_anim_value_t deg);
void lv_spinner_set_arc_length(lv_obj_t * spinner, lv_anim_value_t deg);
/**
* Set the spin time of the arc
* @param preload pointer to a preload object
* @param spinner pointer to a spinner object
* @param time time of one round in milliseconds
*/
void lv_spinner_set_spin_time(lv_obj_t * preload, uint16_t time);
void lv_spinner_set_spin_time(lv_obj_t * spinner, uint16_t time);
/*=====================
* Setter functions
@ -114,47 +114,47 @@ void lv_spinner_set_spin_time(lv_obj_t * preload, uint16_t time);
/**
* Set the animation type of a spinner.
* @param preload pointer to pre loader object
* @param type animation type of the preload
* @param spinner pointer to spinner object
* @param type animation type of the spinner
* */
void lv_spinner_set_type(lv_obj_t * preload, lv_spinner_type_t type);
void lv_spinner_set_type(lv_obj_t * spinner, lv_spinner_type_t type);
/**
* Set the animation direction of a spinner
* @param preload pointer to pre loader object
* @param direction animation direction of the preload
* @param spinner pointer to spinner object
* @param direction animation direction of the spinner
*/
void lv_spinner_set_dir(lv_obj_t * preload, lv_spinner_dir_t dir);
void lv_spinner_set_dir(lv_obj_t * spinner, lv_spinner_dir_t dir);
/*=====================
* Getter functions
*====================*/
/**
* Get the arc length [degree] of the a pre loader
* @param preload pointer to a pre loader object
* Get the arc length [degree] of the a spinner
* @param spinner pointer to a spinner object
*/
lv_anim_value_t lv_spinner_get_arc_length(const lv_obj_t * preload);
lv_anim_value_t lv_spinner_get_arc_length(const lv_obj_t * spinner);
/**
* Get the spin time of the arc
* @param preload pointer to a pre loader object [milliseconds]
* @param spinner pointer to a spinner object [milliseconds]
*/
uint16_t lv_spinner_get_spin_time(const lv_obj_t * preload);
uint16_t lv_spinner_get_spin_time(const lv_obj_t * spinner);
/**
* Get the animation type of a spinner.
* @param preload pointer to pre loader object
* @param spinner pointer to spinner object
* @return animation type
* */
lv_spinner_type_t lv_spinner_get_type(lv_obj_t * preload);
lv_spinner_type_t lv_spinner_get_type(lv_obj_t * spinner);
/**
* Get the animation direction of a spinner
* @param preload pointer to pre loader object
* @param spinner pointer to spinner object
* @return animation direction
*/
lv_spinner_dir_t lv_spinner_get_dir(lv_obj_t * preload);
lv_spinner_dir_t lv_spinner_get_dir(lv_obj_t * spinner);
/*=====================
* Other functions

171
src/lv_widgets/lv_win.c
View File

@ -23,6 +23,22 @@
* TYPEDEFS
**********************/
/** Extended data of win_btn*/
typedef struct {
/** Ext. of ancestor*/
lv_btn_ext_t btn;
/** Which side of the header should the button be aligned to.
* 0: Align to right (default), 1: Align to left */
uint8_t alignment_in_header : 1;
} lv_win_btn_ext_t;
enum {
LV_WIN_BTN_ALIGN_RIGHT = 0, /**< Align button to right of the header */
LV_WIN_BTN_ALIGN_LEFT /**< Align button to left of the header */
};
typedef uint8_t lv_win_btn_align_t;
/**********************
* STATIC PROTOTYPES
**********************/
@ -30,6 +46,9 @@ static lv_res_t lv_win_signal(lv_obj_t * win, lv_signal_t sign, void * param);
static lv_design_res_t lv_win_header_design(lv_obj_t * header, const lv_area_t * clip_area, lv_design_mode_t mode);
static lv_style_list_t * lv_win_get_style(lv_obj_t * win, uint8_t part);
static void lv_win_realign(lv_obj_t * win);
static lv_obj_t * lv_win_btn_create(lv_obj_t * par, const void * img_src);
static void lv_win_btn_set_alignment(lv_obj_t * par, const lv_win_btn_align_t alignment);
static lv_win_btn_align_t lv_win_btn_get_alignment(const lv_obj_t * par);
/**********************
* STATIC VARIABLES
@ -166,23 +185,39 @@ void lv_win_clean(lv_obj_t * win)
* Add control button to the header of the window
* @param win pointer to a window object
* @param img_src an image source ('lv_img_t' variable, path to file or a symbol)
* @param alignment button alignment on the header
* @return pointer to the created button object
*/
lv_obj_t * lv_win_add_btn(lv_obj_t * win, const void * img_src)
lv_obj_t * lv_win_add_btn_right(lv_obj_t * win, const void * img_src)
{
LV_ASSERT_OBJ(win, LV_OBJX_NAME);
LV_ASSERT_NULL(img_src);
lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
lv_obj_t * btn = lv_btn_create(ext->header, NULL);
lv_theme_apply(btn, LV_THEME_WIN_BTN);
lv_coord_t btn_size = lv_obj_get_height_fit(ext->header);
lv_obj_set_size(btn, btn_size, btn_size);
lv_obj_t * btn = lv_win_btn_create(ext->header, img_src);
lv_win_btn_set_alignment(btn, LV_WIN_BTN_ALIGN_RIGHT);
lv_obj_t * img = lv_img_create(btn, NULL);
lv_obj_set_click(img, false);
lv_img_set_src(img, img_src);
lv_win_realign(win);
return btn;
}
/**
* Add control button on the left side of the window header
* @param win pointer to a window object
* @param img_src an image source ('lv_img_t' variable, path to file or a symbol)
* @return pointer to the created button object
*/
lv_obj_t * lv_win_add_btn_left(lv_obj_t * win, const void * img_src)
{
LV_ASSERT_OBJ(win, LV_OBJX_NAME);
LV_ASSERT_NULL(img_src);
lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
lv_obj_t * btn = lv_win_btn_create(ext->header, img_src);
lv_win_btn_set_alignment(btn, LV_WIN_BTN_ALIGN_LEFT);
lv_win_realign(win);
@ -501,7 +536,8 @@ static lv_design_res_t lv_win_header_design(lv_obj_t * header, const lv_area_t *
lv_obj_t * win = lv_obj_get_parent(header);
lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
lv_style_int_t left = lv_obj_get_style_pad_left(header, LV_OBJ_PART_MAIN);
lv_style_int_t header_left = lv_obj_get_style_pad_left(win, LV_WIN_PART_HEADER);
lv_style_int_t header_inner = lv_obj_get_style_pad_inner(win, LV_WIN_PART_HEADER);
lv_draw_label_dsc_t label_dsc;
lv_draw_label_dsc_init(&label_dsc);
@ -510,13 +546,29 @@ static lv_design_res_t lv_win_header_design(lv_obj_t * header, const lv_area_t *
lv_area_t txt_area;
lv_point_t txt_size;
_lv_txt_get_size(&txt_size, ext->title_txt, label_dsc.font, label_dsc.letter_space, label_dsc.line_space, LV_COORD_MAX,
label_dsc.flag);
txt_area.x1 = header->coords.x1 + left;
lv_obj_t * btn = NULL;
lv_coord_t btn_h = lv_obj_get_height_fit(header);
lv_coord_t btn_w = ext->btn_w != 0 ? ext->btn_w : btn_h;
/*Get x position of the title (should be on the right of the buttons on the left)*/
lv_coord_t left_btn_offset = 0;
btn = lv_obj_get_child_back(ext->header, NULL);
while(btn != NULL) {
if (LV_WIN_BTN_ALIGN_LEFT == lv_win_btn_get_alignment(btn)) {
left_btn_offset += btn_w + header_inner;
}
btn = lv_obj_get_child_back(header, btn);
}
txt_area.x1 = header->coords.x1 + header_left + left_btn_offset;
txt_area.y1 = header->coords.y1 + (lv_obj_get_height(header) - txt_size.y) / 2;
txt_area.x2 = txt_area.x1 + txt_size.x;
txt_area.x2 = txt_area.x1 + txt_size.x + left_btn_offset;
txt_area.y2 = txt_area.y1 + txt_size.y;
lv_draw_label(&txt_area, clip_area, &label_dsc, ext->title_txt, NULL);
@ -644,23 +696,52 @@ static void lv_win_realign(lv_obj_t * win)
lv_obj_set_width(ext->header, lv_obj_get_width(win));
lv_obj_t * btn;
lv_obj_t * btn_prev = NULL;
lv_obj_t * btn_prev_at_left = NULL;
lv_obj_t * btn_prev_at_right = NULL;
bool is_header_right_side_empty = true;
bool is_header_left_side_empty = true;
lv_coord_t btn_h = lv_obj_get_height_fit(ext->header);
lv_coord_t btn_w = ext->btn_w != 0 ? ext->btn_w : btn_h;
lv_style_int_t header_inner = lv_obj_get_style_pad_inner(win, LV_WIN_PART_HEADER);
lv_style_int_t header_right = lv_obj_get_style_pad_right(win, LV_WIN_PART_HEADER);
lv_style_int_t header_left = lv_obj_get_style_pad_left(win, LV_WIN_PART_HEADER);
/*Refresh the size of all control buttons*/
btn = lv_obj_get_child_back(ext->header, NULL);
while(btn != NULL) {
lv_obj_set_size(btn, btn_h, btn_w);
if(btn_prev == NULL) {
lv_obj_align(btn, ext->header, LV_ALIGN_IN_RIGHT_MID, -header_right, 0);
lv_obj_set_size(btn, btn_w, btn_h);
uint8_t btn_alignment = lv_win_btn_get_alignment(btn);
if (LV_WIN_BTN_ALIGN_RIGHT == btn_alignment) {
if (is_header_right_side_empty) {
/* Align the button to the right of the header */
lv_obj_align(btn, ext->header, LV_ALIGN_IN_RIGHT_MID, -header_right, 0);
is_header_right_side_empty = false;
} else {
/* Align the button to the left of the previous button */
lv_obj_align(btn, btn_prev_at_right, LV_ALIGN_OUT_LEFT_MID, -header_inner, 0);
}
btn_prev_at_right = btn;
}
else {
lv_obj_align(btn, btn_prev, LV_ALIGN_OUT_LEFT_MID, - header_inner, 0);
else if (LV_WIN_BTN_ALIGN_LEFT == btn_alignment) {
if (is_header_left_side_empty) {
/* Align the button to the right of the header */
lv_obj_align(btn, ext->header, LV_ALIGN_IN_LEFT_MID, header_left, 0);
is_header_left_side_empty = false;
} else {
/* Align the button to the right of the previous button */
lv_obj_align(btn, btn_prev_at_left, LV_ALIGN_OUT_RIGHT_MID, header_inner, 0);
}
btn_prev_at_left = btn;
}
btn_prev = btn;
btn = lv_obj_get_child_back(ext->header, btn);
btn = lv_obj_get_child_back(ext->header, btn);
}
lv_obj_set_pos(ext->header, 0, 0);
@ -669,4 +750,54 @@ static void lv_win_realign(lv_obj_t * win)
lv_obj_align(ext->page, ext->header, LV_ALIGN_OUT_BOTTOM_LEFT, 0, 0);
}
static lv_obj_t * lv_win_btn_create(lv_obj_t * par, const void * img_src)
{
LV_LOG_TRACE("win btn create started");
lv_obj_t * win_btn;
win_btn = lv_btn_create(par, NULL);
LV_ASSERT_MEM(win_btn);
if(win_btn == NULL) return NULL;
/*Allocate the extended data*/
lv_win_btn_ext_t * ext = lv_obj_allocate_ext_attr(win_btn, sizeof(lv_win_btn_ext_t));
LV_ASSERT_MEM(ext);
if(ext == NULL) {
lv_obj_del(win_btn);
return NULL;
}
ext->alignment_in_header = LV_WIN_BTN_ALIGN_RIGHT;
lv_obj_set_click(win_btn, true);
lv_win_btn_set_alignment(win_btn, LV_WIN_BTN_ALIGN_RIGHT);
lv_theme_apply(win_btn, LV_THEME_WIN_BTN);
lv_coord_t btn_size = lv_obj_get_height_fit(par);
lv_obj_set_size(win_btn, btn_size, btn_size);
lv_obj_t * img = lv_img_create(win_btn, NULL);
lv_obj_set_click(img, false);
lv_img_set_src(img, img_src);
LV_LOG_INFO("win btn created");
return win_btn;
}
static void lv_win_btn_set_alignment(lv_obj_t * win_btn, const uint8_t alignment)
{
lv_win_btn_ext_t * ext = lv_obj_get_ext_attr(win_btn);
ext->alignment_in_header = alignment;
}
static uint8_t lv_win_btn_get_alignment(const lv_obj_t * win_btn)
{
lv_win_btn_ext_t * ext = lv_obj_get_ext_attr(win_btn);
return ext->alignment_in_header;
}
#endif

12
src/lv_widgets/lv_win.h
View File

@ -92,12 +92,20 @@ void lv_win_clean(lv_obj_t * win);
*=====================*/
/**
* Add control button to the header of the window
* Add control button on the right side of the window header
* @param win pointer to a window object
* @param img_src an image source ('lv_img_t' variable, path to file or a symbol)
* @return pointer to the created button object
*/
lv_obj_t * lv_win_add_btn(lv_obj_t * win, const void * img_src);
lv_obj_t * lv_win_add_btn_right(lv_obj_t * win, const void * img_src);
/**
* Add control button on the left side of the window header
* @param win pointer to a window object
* @param img_src an image source ('lv_img_t' variable, path to file or a symbol)
* @return pointer to the created button object
*/
lv_obj_t * lv_win_add_btn_left(lv_obj_t * win, const void * img_src);
/*=====================
* Setter functions