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58 lines
2.2 KiB
C
58 lines
2.2 KiB
C
#include "../../lv_examples.h"
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#if LV_USE_SLIDER && LV_BUILD_EXAMPLES
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/**
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* Show how to style a slider.
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*/
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void lv_example_slider_2(void)
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{
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/*Create a transition*/
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static const lv_style_prop_t props[] = {LV_STYLE_BG_COLOR, 0};
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static lv_style_transition_dsc_t transition_dsc;
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lv_style_transition_dsc_init(&transition_dsc, props, lv_anim_path_linear, 300, 0, NULL);
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static lv_style_t style_main;
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static lv_style_t style_indicator;
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static lv_style_t style_knob;
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static lv_style_t style_pressed_color;
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lv_style_init(&style_main);
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lv_style_set_bg_opa(&style_main, LV_OPA_COVER);
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lv_style_set_bg_color(&style_main, lv_color_hex3(0xbbb));
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lv_style_set_radius(&style_main, LV_RADIUS_CIRCLE);
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lv_style_set_pad_ver(&style_main, -2); /*Makes the indicator larger*/
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lv_style_init(&style_indicator);
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lv_style_set_bg_opa(&style_indicator, LV_OPA_COVER);
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lv_style_set_bg_color(&style_indicator, lv_palette_main(LV_PALETTE_CYAN));
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lv_style_set_radius(&style_indicator, LV_RADIUS_CIRCLE);
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lv_style_set_transition(&style_indicator, &transition_dsc);
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lv_style_init(&style_knob);
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lv_style_set_bg_opa(&style_knob, LV_OPA_COVER);
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lv_style_set_bg_color(&style_knob, lv_palette_main(LV_PALETTE_CYAN));
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lv_style_set_border_color(&style_knob, lv_palette_darken(LV_PALETTE_CYAN, 3));
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lv_style_set_border_width(&style_knob, 2);
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lv_style_set_radius(&style_knob, LV_RADIUS_CIRCLE);
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lv_style_set_pad_all(&style_knob, 6); /*Makes the knob larger*/
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lv_style_set_transition(&style_knob, &transition_dsc);
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lv_style_init(&style_pressed_color);
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lv_style_set_bg_color(&style_pressed_color, lv_palette_darken(LV_PALETTE_CYAN, 2));
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/*Create a slider and add the style*/
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lv_obj_t * slider = lv_slider_create(lv_scr_act());
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lv_obj_remove_style_all(slider); /*Remove the styles coming from the theme*/
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lv_obj_add_style(slider, &style_main, LV_PART_MAIN);
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lv_obj_add_style(slider, &style_indicator, LV_PART_INDICATOR);
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lv_obj_add_style(slider, &style_pressed_color, LV_PART_INDICATOR | LV_STATE_PRESSED);
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lv_obj_add_style(slider, &style_knob, LV_PART_KNOB);
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lv_obj_add_style(slider, &style_pressed_color, LV_PART_KNOB | LV_STATE_PRESSED);
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lv_obj_center(slider);
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}
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#endif
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