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Thomas Farstrike
70 lines
1.7 KiB
Python
70 lines
1.7 KiB
Python
import lcd_bus
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import lvgl as lv
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import sdl_display
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import task_handler
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import sys
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sys.path.append('lib/')
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import mpos.ui
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import sdl_pointer
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import sdl_keyboard
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# Display resolution
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TFT_HOR_RES = 320
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TFT_VER_RES = 240
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# Initialize display
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bus = lcd_bus.SDLBus(flags=0)
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buf1 = bus.allocate_framebuffer(TFT_HOR_RES * TFT_VER_RES * 2, 0)
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display = sdl_display.SDLDisplay(
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data_bus=bus,
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display_width=TFT_HOR_RES,
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display_height=TFT_VER_RES,
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frame_buffer1=buf1,
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color_space=lv.COLOR_FORMAT.RGB565
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)
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display.init()
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# Initialize mouse
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mouse = sdl_pointer.SDLPointer()
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# Initialize keyboard
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keyboard = sdl_keyboard.SDLKeyboard()
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# Create group for input devices
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group = lv.group_create()
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keyboard.set_group(group)
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# Create textarea
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screen = lv.screen_active()
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ta = lv.textarea(screen)
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ta.set_one_line(True)
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ta.align(lv.ALIGN.TOP_LEFT, 0, 0)
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ta.set_placeholder_text("Type here")
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group.add_obj(ta)
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# Optional: Debug event callback for textarea
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def ta_event_cb(event):
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event_code = event.get_code()
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name = mpos.ui.get_event_name(event_code)
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print(f"Textarea event: code={event_code}, name={name}")
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ta.add_event_cb(ta_event_cb, lv.EVENT.ALL, None)
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# Optional: Create an on-screen keyboard
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keyboard_widget = lv.keyboard(screen)
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keyboard_widget.set_textarea(ta)
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keyboard_widget.add_flag(lv.obj.FLAG.HIDDEN)
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def ta_focus_cb(event):
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event_code = event.get_code()
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if event_code == lv.EVENT.FOCUSED:
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keyboard_widget.clear_flag(lv.obj.FLAG.HIDDEN)
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elif event_code == lv.EVENT.DEFOCUSED:
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keyboard_widget.add_flag(lv.obj.FLAG.HIDDEN)
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ta.add_event_cb(ta_focus_cb, lv.EVENT.FOCUSED | lv.EVENT.DEFOCUSED, None)
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# Task handler
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th = task_handler.TaskHandler(duration=5) # 5ms for desktop
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