feat(event) rework the prototype of lv_event_cb
It encapsulates all event related parameters into a single lv_event_t obejct.
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@@ -1,9 +1,11 @@
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#include "../../lv_examples.h"
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#if LV_USE_ROLLER && LV_FONT_MONTSERRAT_22 && LV_BUILD_EXAMPLES
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static void event_handler(lv_obj_t * obj, lv_event_t event)
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static void event_handler(lv_event_t * e)
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{
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if(event == LV_EVENT_VALUE_CHANGED) {
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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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char buf[32];
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lv_roller_get_selected_str(obj, buf, sizeof(buf));
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LV_LOG_USER("Selected value: %s\n", buf);
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