146 lines
5.4 KiB
Lua
146 lines
5.4 KiB
Lua
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ui = {
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button = function(text, x, y, w, h, color)
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local text_x = (w-(#text*4))/2
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draw.rrectf(x,y+1,w,h,2,color[1])
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if mouse.inside(x,y,w,h) then
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if mouse.down(mouse.LEFT) then y=y+1 end
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draw.rrectf(x,y,w,h,2,color[3])
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if mouse.press(mouse.LEFT) then return true end
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else
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draw.rrectf(x,y,w,h,2,color[2])
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end
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local text_y = (h-5)/2
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draw.text(text,x+text_x+1,y+text_y,color[1])
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return false
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end,
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filedialog = {
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folder = nil,
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files = nil,
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dir = ".",
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selected = 0,
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offset = 0,
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lift_height = -1,
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lift_top = 0,
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old_update = nil,
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callback = nil,
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show = function(callback)
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if not ui.filedialog.folder then
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ui.filedialog.folder=surf.new(5,4)
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surf.target(ui.filedialog.folder)
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for i=0,4 do for j=0,3 do surf.pixel(i,j,0) end end
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for i=2,4 do surf.pixel(i,0,255) end
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surf.target(0)
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end
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ui.filedialog.loadDir(".")
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ui.filedialog.callback = callback
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ui.filedialog.old_update = update
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update = ui.filedialog.update
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end,
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loadDir = function(path)
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ui.filedialog.files = sys.dir(path)
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if #ui.filedialog.files > 0 then
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ui.filedialog.dir = ui.filedialog.files[1].name:match("(.+)/[^/]+$")
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else
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ui.filedialog.dir = path
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end
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table.insert(ui.filedialog.files, 1, { dir=true, name=".." })
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ui.filedialog.selected = 0
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ui.filedialog.offset = 0
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ui.filedialog.lift_height=-1
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ui.filedialog.lift_top=0
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if #ui.filedialog.files>23 then
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ui.filedialog.lift_height=23*161/#ui.filedialog.files
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end
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end,
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goBack = function()
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ui.filedialog.dir = ui.filedialog.dir:match("(.+)/[^/]+$")
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ui.filedialog.loadDir(ui.filedialog.dir)
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end,
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select = function()
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if ui.filedialog.files[ui.filedialog.selected].dir then
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local filename = ui.filedialog.files[ui.filedialog.selected].name:match("([^/]+)$")
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ui.filedialog.loadDir(ui.filedialog.dir.."/"..filename)
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else
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update = ui.filedialog.old_update
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ui.filedialog.callback(ui.filedialog.files[ui.filedialog.selected].name)
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end
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end,
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update = function()
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pal.trans(255)
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view.origin(20, 20)
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draw.rrectf(0,0,280,200,3,15)
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draw.rrectf(4,4,272,9,2,12)
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draw.rrectf(4,17,272,163,2,12)
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if ui.filedialog.lift_height>0 then draw.rrectf(271,18+ui.filedialog.lift_top,4,ui.filedialog.lift_height,2,14) end
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if ui.button("OK",192,184,40,11,{9,10,11}) then ui.filedialog.select() end
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if ui.button("CANCEL",236,184,40,11,{1,2,3}) then update = ui.filedialog.old_update end
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local y = 19
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draw.text(ui.filedialog.dir, 6, 6, 0)
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surf.source(ui.filedialog.folder)
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local count = 0
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for k,file in ipairs(ui.filedialog.files) do
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local filename = file.name:match("([^/]+)$")
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if count < ui.filedialog.offset then goto continue end
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--if not ui.filedialog.filter or filename:match("%."..ui.filedialog.filter.."$") then
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if mouse.inside(4,y-1,272,7) then
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--if mx>4 and mx<268 and my>=y-1 and my<y+6 then
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draw.rectf(4,y-1,272,7,13)
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if mouse.dblclick() then
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ui.filedialog.select()
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elseif mouse.press(mouse.LEFT) then
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ui.filedialog.selected = k
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end
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end
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if ui.filedialog.selected == k then
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draw.rectf(4,y-1,272,7,10)
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end
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if file.dir then
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draw.surf(0,0,5,4,7,y+1,5,4)
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pal.subpal(0,3)
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draw.surf(0,0,5,4,6,y,5,4)
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pal.subpal(0)
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draw.text(filename, 13, y, 0)
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else
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draw.text(filename, 6, y, 0)
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end
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y=y+7
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::continue::
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count=count+1
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if count-ui.filedialog.offset>=23 then break end
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end
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if key.press(key.RETURN) and ui.filedialog.selected~=-1 then
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ui.filedialog.select()
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elseif key.press(key.DOWN) and ui.filedialog.selected<#ui.filedialog.files then
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ui.filedialog.selected=ui.filedialog.selected+1
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elseif key.press(key.UP) then
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if ui.filedialog.selected>1 then
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ui.filedialog.selected=ui.filedialog.selected-1
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else
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ui.filedialog.selected = 1
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end
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end
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local scroll = -mouse.wheel()
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if scroll~=0 then
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ui.filedialog.offset=ui.filedialog.offset+scroll
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if ui.filedialog.offset<0 then ui.filedialog.offset=0 end
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if ui.filedialog.offset+23 > #ui.filedialog.files then ui.filedialog.offset = #ui.filedialog.files-23 end
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ui.filedialog.lift_top=ui.filedialog.offset*161/#ui.filedialog.files
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end
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end
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}
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} |