「App:Library:LVGL:Readme:Examples」の版間の差分
提供: robot-jp wiki
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|} | |} | ||
:[[ファイル:LVGL Readme btn example.png]] | :[[ファイル:LVGL Readme btn example.png]] | ||
− | + | === C === | |
+ | <syntaxhighlight lang="C++"> | ||
lv_obj_t * btn = lv_btn_create(lv_scr_act()); /*Add a button to the current screen*/ | lv_obj_t * btn = lv_btn_create(lv_scr_act()); /*Add a button to the current screen*/ | ||
lv_obj_set_pos(btn, 10, 10); /*Set its position*/ | lv_obj_set_pos(btn, 10, 10); /*Set its position*/ | ||
26行目: | 27行目: | ||
printf("Clicked\n"); | printf("Clicked\n"); | ||
} | } | ||
+ | </syntaxhighlight> | ||
+ | === Micropython === | ||
+ | Learn more about [https://docs.lvgl.io/master/get-started/bindings/micropython.html Micropython]. | ||
+ | <syntaxhighlight lang="python"> | ||
+ | def btn_event_cb(e): | ||
+ | print("Clicked") | ||
− | </syntaxhighlight> | + | # Create a Button and a Label |
+ | btn = lv.btn(lv.scr_act()) | ||
+ | btn.set_pos(10, 10) | ||
+ | btn.set_size(100, 50) | ||
+ | btn.add_event_cb(btn_event_cb, lv.EVENT.CLICKED, None) | ||
+ | |||
+ | label = lv.label(btn) | ||
+ | label.set_text("Button") | ||
+ | label.center() | ||
+ | </syntaxhighlight> | ||
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2022年6月20日 (月) 22:28時点における版
https://github.com/lvgl/lvgl#examples
Examples
=== C ===
lv_obj_t * btn = lv_btn_create(lv_scr_act()); /*Add a button to the current screen*/
lv_obj_set_pos(btn, 10, 10); /*Set its position*/
lv_obj_set_size(btn, 100, 50); /*Set its size*/
lv_obj_add_event_cb(btn, btn_event_cb, LV_EVENT_CLICKED, NULL); /*Assign a callback to the button*/
lv_obj_t * label = lv_label_create(btn); /*Add a label to the button*/
lv_label_set_text(label, "Button"); /*Set the labels text*/
lv_obj_center(label); /*Align the label to the center*/
...
void btn_event_cb(lv_event_t * e)
{
printf("Clicked\n");
}
Micropython
Learn more about Micropython.
def btn_event_cb(e):
print("Clicked")
# Create a Button and a Label
btn = lv.btn(lv.scr_act())
btn.set_pos(10, 10)
btn.set_size(100, 50)
btn.add_event_cb(btn_event_cb, lv.EVENT.CLICKED, None)
label = lv.label(btn)
label.set_text("Button")
label.center()