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https://github.com/lvgl/lvgl.git
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51 lines
1.7 KiB
Python
51 lines
1.7 KiB
Python
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HOR_RES = lv.disp_get_hor_res(lv.disp_get_default())
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def kb_event_cb(event_kb, event):
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# Just call the regular event handler
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event_kb.def_event_cb(event)
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def ta_event_cb(ta, event):
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if event == lv.EVENT.INSERT:
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# get inserted value
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ptr = lv.C_Pointer()
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ptr.ptr_val = lv.event_get_data()
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if ptr.str_val == "\n":
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print("Ready")
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elif event == lv.EVENT.CLICKED:
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# Focus on the clicked text area
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kb.set_ta(ta)
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# Create the password box
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pwd_ta = lv.ta(lv.scr_act())
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pwd_ta.set_text("");
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pwd_ta.set_pwd_mode(True)
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pwd_ta.set_one_line(True)
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pwd_ta.set_width(HOR_RES // 2 - 20)
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pwd_ta.set_pos(5, 20)
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pwd_ta.set_event_cb(ta_event_cb)
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# Create a label and position it above the text box
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pwd_label = lv.label(lv.scr_act())
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pwd_label.set_text("Password:")
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pwd_label.align(pwd_ta, lv.ALIGN.OUT_TOP_LEFT, 0, 0)
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# Create the one-line mode text area
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oneline_ta = lv.ta(lv.scr_act(), pwd_ta)
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oneline_ta.set_pwd_mode(False)
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oneline_ta.set_cursor_type(lv.CURSOR.LINE | lv.CURSOR.HIDDEN)
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oneline_ta.align(None, lv.ALIGN.IN_TOP_RIGHT, -5, 20)
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oneline_ta.set_event_cb(ta_event_cb)
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# Create a label and position it above the text box
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oneline_label = lv.label(lv.scr_act())
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oneline_label.set_text("Text:")
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oneline_label.align(oneline_ta, lv.ALIGN.OUT_TOP_LEFT, 0, 0)
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# Create a keyboard and make it fill the width of the above text areas
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kb = lv.kb(lv.scr_act())
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kb.set_pos(5, 90)
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kb.set_event_cb(kb_event_cb) # Setting a custom event handler stops the keyboard from closing automatically
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kb.set_size(HOR_RES - 10, 140)
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kb.set_ta(pwd_ta) # Focus it on one of the text areas to start
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kb.set_cursor_manage(True) # Automatically show/hide cursors on text areas
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