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6 You can see all the [Object types](/widgets/index) here.
8 All objects are referenced using an `lv_obj_t` pointer as a handle. This pointer can later be used …
22 You can set/get these attributes with `lv_obj_set_...` and `lv_obj_get_...` functions. For example:
46 The API of the widgets is described in their [Documentation](/widgets/index) but you can also check…
52 …rent object can be considered as the container of its children. Every object has exactly one paren…
90 This behavior can be overwritten with `lv_obj_add_flag(obj, LV_OBJ_FLAG_OVERFLOW_VISIBLE);` which a…
95 In LVGL, objects can be created and deleted dynamically at run time. It means only the currently cr…
99 UIs can be created based on the current environment of the device. For example one can create meter…
118 If for any reason you can't delete the object immediately you can use `lv_obj_del_async(obj)` which…
121 You can remove all the children of an object (but not the object itself) using `lv_obj_clean(obj)`.
123 You can use `lv_obj_del_delayed(obj, 1000)` to delete an object after some time. The delay is expre…
129 The screens are special objects which have no parent object. So they can be created like:
134 Screens can be created with any object type. For example, a [Base object](/widgets/obj) or an image…
151 You can add any pop-up windows to the *top layer* freely. But, the *system layer* is restricted to …
160 A new screen can be loaded with animation by using `lv_scr_load_anim(scr, transition_type, time, de…
174 The *default display* is the last registered display with `lv_disp_drv_register`. You can also expl…
194 - `LV_PART_CUSTOM_FIRST` Custom parts can be added from here.
200 The object can be in a combination of the following states:
216 However, the states can be changed manually too.
218 In both cases OR-ed state values can be used as well. E.g. `lv_obj_add_state(obj, part, LV_STATE_PR…
223 A snapshot image can be generated for an object together with its children. Check details in [Snaps…