1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
|
/**
* Copyright 2021 Johannes Marbach
* SPDX-License-Identifier: GPL-3.0-or-later
*/
#ifndef BBX_THEME_H
#define BBX_THEME_H
#include "lvgl/lvgl.h"
#include <stdbool.h>
#include <stdint.h>
#define BBX_WIDGET_HEADER LV_OBJ_FLAG_USER_1
/**
* Theming structs
*/
/* Window theme */
typedef struct {
uint32_t bg_color;
} bbx_theme_window;
/* Header theme */
typedef struct {
uint32_t bg_color;
int32_t border_width;
uint32_t border_color;
int32_t pad;
int32_t gap;
} bbx_theme_header;
/* Key theme for one specific key type and state */
typedef struct {
uint32_t fg_color;
uint32_t bg_color;
uint32_t border_color;
} bbx_theme_key_state;
/* Key theme for one specific key type and all states */
typedef struct {
bbx_theme_key_state normal;
bbx_theme_key_state pressed;
} bbx_theme_key;
/* Key theme */
typedef struct {
int32_t border_width;
int32_t corner_radius;
bbx_theme_key key_char;
bbx_theme_key key_non_char;
bbx_theme_key key_mod_act;
bbx_theme_key key_mod_inact;
} bbx_theme_keys;
/* Keyboard theme */
typedef struct {
uint32_t bg_color;
int32_t border_width;
uint32_t border_color;
int32_t pad;
int32_t gap;
bbx_theme_keys keys;
} bbx_theme_keyboard;
/* Button theme for one specific button state */
typedef struct {
uint32_t fg_color;
uint32_t bg_color;
uint32_t border_color;
} bbx_theme_button_state;
/* Button theme */
typedef struct {
int32_t border_width;
int32_t corner_radius;
int32_t pad;
bbx_theme_button_state normal;
bbx_theme_button_state pressed;
} bbx_theme_button;
/* Text area cursor theme */
typedef struct {
int32_t width;
uint32_t color;
int period;
} bbx_theme_textarea_cursor;
/* Text area theme */
typedef struct {
uint32_t fg_color;
uint32_t bg_color;
int32_t border_width;
uint32_t border_color;
int32_t corner_radius;
int32_t pad;
uint32_t placeholder_color;
bbx_theme_textarea_cursor cursor;
} bbx_theme_textarea;
/* Dropdown list theme */
typedef struct {
uint32_t fg_color;
uint32_t bg_color;
uint32_t selection_fg_color;
uint32_t selection_bg_color;
int32_t border_width;
uint32_t border_color;
int32_t corner_radius;
int32_t pad;
} bbx_theme_dropdown_list;
/* Dropdown theme */
typedef struct {
bbx_theme_button button;
bbx_theme_dropdown_list list;
} bbx_theme_dropdown;
/* Label */
typedef struct {
uint32_t fg_color;
} bbx_theme_label;
/* Message box dimming theme */
typedef struct {
uint32_t color;
short opacity;
} bbx_theme_msgbox_dimming;
/* Message box theme */
typedef struct {
uint32_t fg_color;
uint32_t bg_color;
int32_t border_width;
uint32_t border_color;
int32_t corner_radius;
int32_t pad;
int32_t gap;
bbx_theme_msgbox_dimming dimming;
} bbx_theme_msgbox;
/* Progress bar indicator theme */
typedef struct {
uint32_t bg_color;
} bbx_theme_bar_indicator;
/* Progress bar theme */
typedef struct {
int32_t border_width;
uint32_t border_color;
int32_t corner_radius;
bbx_theme_bar_indicator indicator;
} bbx_theme_bar;
/* Full theme */
typedef struct {
char *name;
bbx_theme_window window;
bbx_theme_header header;
bbx_theme_keyboard keyboard;
bbx_theme_button button;
bbx_theme_textarea textarea;
bbx_theme_dropdown dropdown;
bbx_theme_label label;
bbx_theme_msgbox msgbox;
bbx_theme_bar bar;
} bbx_theme;
/**
* Prepare a keyboard widget to be themed with a theme.
*
* @param keyboard keyboard widget
*/
void bbx_theme_prepare_keyboard(lv_obj_t *keyboard);
/**
* Apply a UI theme.
*
* @param theme the theme to apply
*/
void bbx_theme_apply(const bbx_theme *theme);
#endif /* BBX_THEME_H */
|
