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init lvgl code

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ShallowGreen123
2022-08-07 15:24:16 +08:00
parent d5ebbd8eb9
commit 77ddc13604
1963 changed files with 719922 additions and 318 deletions
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7
LVGL.Simulator/lvgl/examples/widgets/keyboard/index.rst Normal file
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Keyboard with text area
"""""""""""""""""""""""
.. lv_example:: widgets/keyboard/lv_example_keyboard_1
:language: c

40
LVGL.Simulator/lvgl/examples/widgets/keyboard/lv_example_keyboard_1.c Normal file
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#include "../../lv_examples.h"
#if LV_USE_KEYBOARD && LV_BUILD_EXAMPLES
static void ta_event_cb(lv_event_t * e)
{
lv_event_code_t code = lv_event_get_code(e);
lv_obj_t * ta = lv_event_get_target(e);
lv_obj_t * kb = lv_event_get_user_data(e);
if(code == LV_EVENT_FOCUSED) {
lv_keyboard_set_textarea(kb, ta);
lv_obj_clear_flag(kb, LV_OBJ_FLAG_HIDDEN);
}
if(code == LV_EVENT_DEFOCUSED) {
lv_keyboard_set_textarea(kb, NULL);
lv_obj_add_flag(kb, LV_OBJ_FLAG_HIDDEN);
}
}
void lv_example_keyboard_1(void)
{
/*Create a keyboard to use it with an of the text areas*/
lv_obj_t * kb = lv_keyboard_create(lv_scr_act());
/*Create a text area. The keyboard will write here*/
lv_obj_t * ta;
ta = lv_textarea_create(lv_scr_act());
lv_obj_align(ta, LV_ALIGN_TOP_LEFT, 10, 10);
lv_obj_add_event_cb(ta, ta_event_cb, LV_EVENT_ALL, kb);
lv_textarea_set_placeholder_text(ta, "Hello");
lv_obj_set_size(ta, 140, 80);
ta = lv_textarea_create(lv_scr_act());
lv_obj_align(ta, LV_ALIGN_TOP_RIGHT, -10, 10);
lv_obj_add_event_cb(ta, ta_event_cb, LV_EVENT_ALL, kb);
lv_obj_set_size(ta, 140, 80);
lv_keyboard_set_textarea(kb, ta);
}
#endif

28
LVGL.Simulator/lvgl/examples/widgets/keyboard/lv_example_keyboard_1.py Normal file
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def ta_event_cb(e,kb):
code = e.get_code()
ta = e.get_target()
if code == lv.EVENT.FOCUSED:
kb.set_textarea(ta)
kb.clear_flag(lv.obj.FLAG.HIDDEN)
if code == lv.EVENT.DEFOCUSED:
kb.set_textarea(None)
kb.add_flag(lv.obj.FLAG.HIDDEN)
# Create a keyboard to use it with one of the text areas
kb = lv.keyboard(lv.scr_act())
# Create a text area. The keyboard will write here
ta = lv.textarea(lv.scr_act())
ta.set_width(200)
ta.align(lv.ALIGN.TOP_LEFT, 10, 10)
ta.add_event_cb(lambda e: ta_event_cb(e,kb), lv.EVENT.ALL, None)
ta.set_placeholder_text("Hello")
ta = lv.textarea(lv.scr_act())
ta.set_width(200)
ta.align(lv.ALIGN.TOP_RIGHT, -10, 10)
ta.add_event_cb(lambda e: ta_event_cb(e,kb), lv.EVENT.ALL, None)
kb.set_textarea(ta)