#--------------------------------------------------------------------------
# ● 刷新
#--------------------------------------------------------------------------
def refresh
self.contents.clear
s = []
s = @show_text.scan(/./)
xx = 4
yy = 0
for i in s
sss = self.contents.text_size(i)
if (xx + sss.width) > (width - 32)#超过屏幕就换行
yy += WLH
xx = 4
end
self.contents.draw_text(xx, yy, sss.width, WLH, i)
xx += sss.width
end