65     my_panel_styles_t * styles = lv_observer_get_target(observer);  in my_panel_style_observer_cb()  local
67         lv_style_set_bg_color(&styles->style_main, lv_color_hex3(0xfff));  in my_panel_style_observer_cb()
68         lv_style_set_shadow_color(&styles->style_main, lv_color_hex3(0x888));  in my_panel_style_observer_cb()
69         lv_style_set_text_color(&styles->style_main, lv_color_hex3(0x222));  in my_panel_style_observer_cb()
70         lv_style_set_bg_color(&styles->style_scrollbar, lv_color_hex3(0x888));  in my_panel_style_observer_cb()
73         lv_style_set_bg_color(&styles->style_main, lv_color_hex(0x040038));  in my_panel_style_observer_cb()
74         lv_style_set_shadow_color(&styles->style_main, lv_color_hex3(0xaaa));  in my_panel_style_observer_cb()
75         lv_style_set_text_color(&styles->style_main, lv_color_hex3(0xeee));  in my_panel_style_observer_cb()
76         lv_style_set_bg_color(&styles->style_scrollbar, lv_color_hex3(0xaaa));  in my_panel_style_observer_cb()
79     lv_obj_report_style_change(&styles->style_main);  in my_panel_style_observer_cb()
80     lv_obj_report_style_change(&styles->style_scrollbar);  in my_panel_style_observer_cb()
86     static my_panel_styles_t styles;  in my_panel_create()  local
90         lv_style_init(&styles.style_main);  in my_panel_create()
91         lv_style_set_radius(&styles.style_main, 12);  in my_panel_create()
92         lv_style_set_bg_opa(&styles.style_main, LV_OPA_COVER);  in my_panel_create()
93         lv_style_set_shadow_width(&styles.style_main, 24);  in my_panel_create()
94         lv_style_set_shadow_offset_x(&styles.style_main, 4);  in my_panel_create()
95         lv_style_set_shadow_offset_y(&styles.style_main, 6);  in my_panel_create()
96         lv_style_set_pad_all(&styles.style_main, 12);  in my_panel_create()
97         lv_style_set_pad_gap(&styles.style_main, 16);  in my_panel_create()
99         lv_style_init(&styles.style_scrollbar);  in my_panel_create()
100         lv_style_set_width(&styles.style_scrollbar, 4);  in my_panel_create()
101         lv_style_set_radius(&styles.style_scrollbar, 2);  in my_panel_create()
102         lv_style_set_pad_right(&styles.style_scrollbar, 8);  in my_panel_create()
103         lv_style_set_pad_ver(&styles.style_scrollbar, 8);  in my_panel_create()
104         lv_style_set_bg_opa(&styles.style_scrollbar, LV_OPA_50);  in my_panel_create()
106 …    lv_subject_add_observer_with_target(&theme_subject, my_panel_style_observer_cb, &styles, NULL);  in my_panel_create()
111     lv_obj_add_style(panel, &styles.style_main, 0);  in my_panel_create()
112     lv_obj_add_style(panel, &styles.style_scrollbar, LV_PART_SCROLLBAR);  in my_panel_create()
135     my_button_styles_t * styles = lv_observer_get_target(observer);  in my_button_style_observer_cb()  local
137         lv_style_set_bg_color(&styles->style_main, lv_color_hex(0x3379de));  in my_button_style_observer_cb()
138         lv_style_set_bg_grad_color(&styles->style_main, lv_color_hex(0xd249a5));  in my_button_style_observer_cb()
139         lv_style_set_shadow_color(&styles->style_main, lv_color_hex(0x3379de));  in my_button_style_observer_cb()
140         lv_style_set_text_color(&styles->style_main, lv_color_hex3(0xfff));  in my_button_style_observer_cb()
142         lv_style_set_color_filter_opa(&styles->style_pressed, LV_OPA_70);  in my_button_style_observer_cb()
145         lv_style_set_bg_color(&styles->style_main, lv_color_hex(0xde1382));  in my_button_style_observer_cb()
146         lv_style_set_bg_grad_color(&styles->style_main, lv_color_hex(0x4b0c72));  in my_button_style_observer_cb()
147         lv_style_set_shadow_color(&styles->style_main, lv_color_hex(0x4b0c72));  in my_button_style_observer_cb()
148         lv_style_set_text_color(&styles->style_main, lv_color_hex3(0xfff));  in my_button_style_observer_cb()
150         lv_style_set_color_filter_opa(&styles->style_pressed, LV_OPA_30);  in my_button_style_observer_cb()
153     lv_obj_report_style_change(&styles->style_main);  in my_button_style_observer_cb()
154     lv_obj_report_style_change(&styles->style_pressed);  in my_button_style_observer_cb()
160     static my_button_styles_t styles;  in my_button_create()  local
164         lv_style_init(&styles.style_main);  in my_button_create()
165         lv_style_set_radius(&styles.style_main, LV_RADIUS_CIRCLE);  in my_button_create()
166         lv_style_set_bg_opa(&styles.style_main, LV_OPA_COVER);  in my_button_create()
167         lv_style_set_bg_grad_dir(&styles.style_main, LV_GRAD_DIR_HOR);  in my_button_create()
168         lv_style_set_shadow_width(&styles.style_main, 24);  in my_button_create()
169         lv_style_set_shadow_offset_y(&styles.style_main, 6);  in my_button_create()
170         lv_style_set_pad_hor(&styles.style_main, 32);  in my_button_create()
171         lv_style_set_pad_ver(&styles.style_main, 12);  in my_button_create()
173         lv_style_init(&styles.style_pressed);  in my_button_create()
174         lv_style_set_color_filter_dsc(&styles.style_pressed, &lv_color_filter_shade);  in my_button_create()
175 …   lv_subject_add_observer_with_target(&theme_subject, my_button_style_observer_cb, &styles, NULL);  in my_button_create()
180     lv_obj_add_style(btn, &styles.style_main, 0);  in my_button_create()
181     lv_obj_add_style(btn, &styles.style_pressed, LV_STATE_PRESSED);  in my_button_create()