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44 lines
1.4 KiB
C
44 lines
1.4 KiB
C
2 years ago
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#include "../../lv_examples.h"
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#if LV_USE_CHECKBOX && LV_BUILD_EXAMPLES
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static void event_handler(lv_event_t * e)
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{
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lv_event_code_t code = lv_event_get_code(e);
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lv_obj_t * obj = lv_event_get_target(e);
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if(code == LV_EVENT_VALUE_CHANGED) {
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const char * txt = lv_checkbox_get_text(obj);
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const char * state = lv_obj_get_state(obj) & LV_STATE_CHECKED ? "Checked" : "Unchecked";
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LV_LOG_USER("%s: %s", txt, state);
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}
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}
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void lv_example_checkbox_1(void)
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{
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lv_obj_set_flex_flow(lv_scr_act(), LV_FLEX_FLOW_COLUMN);
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lv_obj_set_flex_align(lv_scr_act(), LV_FLEX_ALIGN_CENTER, LV_FLEX_ALIGN_START, LV_FLEX_ALIGN_CENTER);
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lv_obj_t * cb;
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cb = lv_checkbox_create(lv_scr_act());
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lv_checkbox_set_text(cb, "Apple");
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lv_obj_add_event_cb(cb, event_handler, LV_EVENT_ALL, NULL);
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cb = lv_checkbox_create(lv_scr_act());
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lv_checkbox_set_text(cb, "Banana");
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lv_obj_add_state(cb, LV_STATE_CHECKED);
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lv_obj_add_event_cb(cb, event_handler, LV_EVENT_ALL, NULL);
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cb = lv_checkbox_create(lv_scr_act());
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lv_checkbox_set_text(cb, "Lemon");
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lv_obj_add_state(cb, LV_STATE_DISABLED);
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lv_obj_add_event_cb(cb, event_handler, LV_EVENT_ALL, NULL);
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cb = lv_checkbox_create(lv_scr_act());
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lv_obj_add_state(cb, LV_STATE_CHECKED | LV_STATE_DISABLED);
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lv_checkbox_set_text(cb, "Melon\nand a new line");
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lv_obj_add_event_cb(cb, event_handler, LV_EVENT_ALL, NULL);
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lv_obj_update_layout(cb);
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}
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#endif
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