制作一个简单UI:
1."端口设置"模块
*效果图
![移远EC600U-CN开发板 11.15_第1张图片](http://img.e-com-net.com/image/info8/92717f7757a5437c82d4db3aa5957c90.jpg)
![移远EC600U-CN开发板 11.15_第2张图片](http://img.e-com-net.com/image/info8/26a14ff3c54c46988039083ac2b3deaa.jpg)
![移远EC600U-CN开发板 11.15_第3张图片](http://img.e-com-net.com/image/info8/66bbf7461dde4d228f98075e797b171e.jpg)
*代码
def backEvent(evt): #返回主界面
code = evt.get_code()
if code == lv.EVENT.CLICKED:
lv.scr_load(mainInterface)
def popUpEvent(evt): #弹窗提醒
code = evt.get_code()
if code == lv.EVENT.CLICKED:
btns = []
mbox1 = lv.msgbox(portSet, "提醒", "设置成功",btns, True)
mbox1.center()
portSet = lv.obj()
pReturnBtn = lv.btn(portSet) #返回按钮
pReturnBtn.align(lv.ALIGN.TOP_LEFT,20,30) #按钮位置置于左上角
labelPReturnBtn = lv.label(pReturnBtn) #按钮文本
labelPReturnBtn.set_text('<')
pReturnBtn.add_event_cb(event_handler1, lv.EVENT.ALL, None) #回调函数
dataFrames = lv.table(portSet) #数据设置框
# Fill the first column
dataFrames.set_cell_value(0, 0, "数据位")
dataFrames.set_cell_value(1, 0, "校验位")
dataFrames.set_cell_value(2, 0, "停止位")
dataFrames.set_cell_value(3, 0, "波特率")
portSet.set_style_text_font(self_myfont_cn, 0)
# Fill the second column
dataFrames.set_cell_value(0, 1, "")
dataFrames.set_cell_value(1, 1, "")
dataFrames.set_cell_value(2, 1, "")
dataFrames.set_cell_value(3, 1, "")
dataBits = lv.dropdown(dataFrames)
dataBits.set_options("\n".join([
"8",
"7",
"6",
"5",]))
dataBits.align(lv.ALIGN.TOP_RIGHT,-20,7)
checkDigit = lv.dropdown(dataFrames)
checkDigit.set_options("\n".join([
"无校验",
"奇校验",
"偶校验",]))
checkDigit.align(lv.ALIGN.TOP_RIGHT,-20,67)
stopBits = lv.dropdown(dataFrames)
stopBits.set_options("\n".join([
"1",
"1.5",
"2",]))
stopBits.align(lv.ALIGN.TOP_RIGHT,-20,127)
baudRate = lv.dropdown(dataFrames)
baudRate.set_options("\n".join([
"1200",
"2400",
"9600",
"19200",
"38400",]))
baudRate.align(lv.ALIGN.TOP_RIGHT,-20,187)
# Set a smaller height to the table. It'll make it scrollable
dataFrames.set_height(200)
dataFrames.center()
saveBtn = lv.btn(portSet) #保存按钮
saveBtn.align(lv.ALIGN.BOTTOM_MID,0,-40)
labelbtn = lv.label(saveBtn)
labelbtn.set_text('保存设置')
saveBtn.add_event_cb(popUpEvent, lv.EVENT.ALL, None)