105 lines
3.5 KiB
Standard ML
105 lines
3.5 KiB
Standard ML
structure Shell =
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struct
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open CML
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open InputMsg
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(* create mailboxes for CML communication *)
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val inputMailbox = Mailbox.mailbox ()
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val drawMailbox = Mailbox.mailbox ()
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val searchMailbox = Mailbox.mailbox ()
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fun frameBufferSizeCallback (width, height) =
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Mailbox.send (inputMailbox, RESIZE_EVENT (width, height))
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fun charCallback word =
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let
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val word = Word32.toInt word
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val chr = Char.chr word
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in
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Mailbox.send (inputMailbox, CHAR_EVENT chr)
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end
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fun keyCallback (key, scancode, action, mods) =
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let
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open Input
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in
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if key = KEY_ESC andalso action = PRESS andalso mods = 0 then
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Mailbox.send (inputMailbox, InputMsg.KEY_ESC)
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else if key = KEY_ENTER andalso action = PRESS andalso mods = 0 then
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Mailbox.send (inputMailbox, InputMsg.KEY_ENTER)
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else if key = KEY_BACKSPACE andalso action <> RELEASE andalso mods = 0 then
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Mailbox.send (inputMailbox, InputMsg.KEY_BACKSPACE)
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else if key = KEY_ARROW_LEFT andalso action <> RELEASE andalso mods = 0 then
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Mailbox.send (inputMailbox, InputMsg.ARROW_LEFT)
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else if key = KEY_ARROW_RIGHT andalso action <> RELEASE andalso mods = 0 then
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Mailbox.send (inputMailbox, InputMsg.ARROW_RIGHT)
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else if key = KEY_ARROW_UP andalso action <> RELEASE andalso mods = 0 then
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Mailbox.send (inputMailbox, InputMsg.ARROW_UP)
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else if key = KEY_ARROW_DOWN andalso action <> RELEASE andalso mods = 0 then
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Mailbox.send (inputMailbox, InputMsg.ARROW_DOWN)
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else
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()
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end
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fun registerCallbacks window =
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let
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val () = Input.exportFramebufferSizeCallback frameBufferSizeCallback
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val () = Input.setFramebufferSizeCallback window
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val () = Input.exportCharCallback charCallback
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val () = Input.setCharCallback window
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val () = Input.exportKeyCallback keyCallback
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val () = Input.setKeyCallback window
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in
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()
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end
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fun ioToLineGap (io, acc) =
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case TextIO.inputLine io of
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SOME str => ioToLineGap (io, LineGap.append (str, acc))
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| NONE => LineGap.goToStart acc
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fun main () =
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let
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(* Set up GLFW. *)
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val _ = Glfw.init ()
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val _ = Glfw.windowHint (Glfw.CONTEXT_VERSION_MAJOR (), 3)
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val _ = Glfw.windowHint (Glfw.DEPRECATED (), Glfw.FALSE ())
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val window = Glfw.createWindow (1920, 1080, "shf")
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val _ = Glfw.makeContextCurrent window
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val _ = Gles3.loadGlad ()
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(* load file intol gap buffer and create initial app *)
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val io = TextIO.openIn "temp.txt"
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val lineGap = ioToLineGap (io, LineGap.empty)
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val _ = TextIO.closeIn io
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val app = AppType.init (lineGap, 1920, 1080, Time.now ())
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(* todo: remove temp line below which tests search list *)
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val app =
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let
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val buffer = #buffer app
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val buffer = LineGap.goToStart buffer
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val searchString = "val "
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val searchList = SearchList.build (buffer, searchString)
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val buffer = LineGap.goToStart buffer
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in
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NormalModeWith.searchList
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(app, searchList, buffer, searchString, Time.now ())
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end
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val () = registerCallbacks window
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val _ = CML.spawn (fn () => GlDraw.loop (drawMailbox, window))
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val _ = CML.spawn (fn () =>
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UpdateThread.loop (app, inputMailbox, drawMailbox, searchMailbox))
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val _ = CML.spawn (fn () =>
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SearchThread.loop (searchMailbox, inputMailbox))
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in
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()
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end
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end
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val _ = RunCML.doit (Shell.main, NONE)
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