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require 'fiddle/import' class Reline::Windows def self.encoding Encoding::UTF_8 end def self.win? true end def self.win_legacy_console? @@legacy_console end RAW_KEYSTROKE_CONFIG = { [224, 72] => :ed_prev_history, # ↑ [224, 80] => :ed_next_history, # ↓ [224, 77] => :ed_next_char, # → [224, 75] => :ed_prev_char, # ← [224, 83] => :key_delete, # Del [224, 71] => :ed_move_to_beg, # Home [224, 79] => :ed_move_to_end, # End [ 0, 41] => :ed_unassigned, # input method on/off [ 0, 72] => :ed_prev_history, # ↑ [ 0, 80] => :ed_next_history, # ↓ [ 0, 77] => :ed_next_char, # → [ 0, 75] => :ed_prev_char, # ← [ 0, 83] => :key_delete, # Del [ 0, 71] => :ed_move_to_beg, # Home [ 0, 79] => :ed_move_to_end # End } if defined? JRUBY_VERSION require 'win32api' else class Win32API DLL = {} TYPEMAP = {"0" => Fiddle::TYPE_VOID, "S" => Fiddle::TYPE_VOIDP, "I" => Fiddle::TYPE_LONG} POINTER_TYPE = Fiddle::SIZEOF_VOIDP == Fiddle::SIZEOF_LONG_LONG ? 'q*' : 'l!*' WIN32_TYPES = "VPpNnLlIi" DL_TYPES = "0SSI" def initialize(dllname, func, import, export = "0", calltype = :stdcall) @proto = [import].join.tr(WIN32_TYPES, DL_TYPES).sub(/^(.)0*$/, '\1') import = @proto.chars.map {|win_type| TYPEMAP[win_type.tr(WIN32_TYPES, DL_TYPES)]} export = TYPEMAP[export.tr(WIN32_TYPES, DL_TYPES)] calltype = Fiddle::Importer.const_get(:CALL_TYPE_TO_ABI)[calltype] handle = DLL[dllname] ||= begin Fiddle.dlopen(dllname) rescue Fiddle::DLError raise unless File.extname(dllname).empty? Fiddle.dlopen(dllname + ".dll") end @func = Fiddle::Function.new(handle[func], import, export, calltype) rescue Fiddle::DLError => e raise LoadError, e.message, e.backtrace end def call(*args) import = @proto.split("") args.each_with_index do |x, i| args[i], = [x == 0 ? nil : x].pack("p").unpack(POINTER_TYPE) if import[i] == "S" args[i], = [x].pack("I").unpack("i") if import[i] == "I" end ret, = @func.call(*args) return ret || 0 end end end VK_MENU = 0x12 VK_LMENU = 0xA4 VK_CONTROL = 0x11 VK_SHIFT = 0x10 STD_INPUT_HANDLE = -10 STD_OUTPUT_HANDLE = -11 WINDOW_BUFFER_SIZE_EVENT = 0x04 FILE_TYPE_PIPE = 0x0003 FILE_NAME_INFO = 2 @@getwch = Win32API.new('msvcrt', '_getwch', [], 'I') @@kbhit = Win32API.new('msvcrt', '_kbhit', [], 'I') @@GetKeyState = Win32API.new('user32', 'GetKeyState', ['L'], 'L') @@GetConsoleScreenBufferInfo = Win32API.new('kernel32', 'GetConsoleScreenBufferInfo', ['L', 'P'], 'L') @@SetConsoleCursorPosition = Win32API.new('kernel32', 'SetConsoleCursorPosition', ['L', 'L'], 'L') @@GetStdHandle = Win32API.new('kernel32', 'GetStdHandle', ['L'], 'L') @@FillConsoleOutputCharacter = Win32API.new('kernel32', 'FillConsoleOutputCharacter', ['L', 'L', 'L', 'L', 'P'], 'L') @@ScrollConsoleScreenBuffer = Win32API.new('kernel32', 'ScrollConsoleScreenBuffer', ['L', 'P', 'P', 'L', 'P'], 'L') @@hConsoleHandle = @@GetStdHandle.call(STD_OUTPUT_HANDLE) @@hConsoleInputHandle = @@GetStdHandle.call(STD_INPUT_HANDLE) @@GetNumberOfConsoleInputEvents = Win32API.new('kernel32', 'GetNumberOfConsoleInputEvents', ['L', 'P'], 'L') @@ReadConsoleInput = Win32API.new('kernel32', 'ReadConsoleInput', ['L', 'P', 'L', 'P'], 'L') @@GetFileType = Win32API.new('kernel32', 'GetFileType', ['L'], 'L') @@GetFileInformationByHandleEx = Win32API.new('kernel32', 'GetFileInformationByHandleEx', ['L', 'I', 'P', 'L'], 'I') @@FillConsoleOutputAttribute = Win32API.new('kernel32', 'FillConsoleOutputAttribute', ['L', 'L', 'L', 'L', 'P'], 'L') @@GetConsoleMode = Win32API.new('kernel32', 'GetConsoleMode', ['L', 'P'], 'L') @@SetConsoleMode = Win32API.new('kernel32', 'SetConsoleMode', ['L', 'L'], 'L') ENABLE_VIRTUAL_TERMINAL_PROCESSING = 4 private_class_method def self.getconsolemode mode = "\000\000\000\000" @@GetConsoleMode.call(@@hConsoleHandle, mode) mode.unpack1('L') end private_class_method def self.setconsolemode(mode) @@SetConsoleMode.call(@@hConsoleHandle, mode) end @@legacy_console = (getconsolemode() & ENABLE_VIRTUAL_TERMINAL_PROCESSING == 0) #if @@legacy_console # setconsolemode(getconsolemode() | ENABLE_VIRTUAL_TERMINAL_PROCESSING) # @@legacy_console = (getconsolemode() & ENABLE_VIRTUAL_TERMINAL_PROCESSING == 0) #end @@input_buf = [] @@output_buf = [] def self.msys_tty?(io=@@hConsoleInputHandle) # check if fd is a pipe if @@GetFileType.call(io) != FILE_TYPE_PIPE return false end bufsize = 1024 p_buffer = "\0" * bufsize res = @@GetFileInformationByHandleEx.call(io, FILE_NAME_INFO, p_buffer, bufsize - 2) return false if res == 0 # get pipe name: p_buffer layout is: # struct _FILE_NAME_INFO { # DWORD FileNameLength; # WCHAR FileName[1]; # } FILE_NAME_INFO len = p_buffer[0, 4].unpack("L")[0] name = p_buffer[4, len].encode(Encoding::UTF_8, Encoding::UTF_16LE, invalid: :replace) # Check if this could be a MSYS2 pty pipe ('\msys-XXXX-ptyN-XX') # or a cygwin pty pipe ('\cygwin-XXXX-ptyN-XX') name =~ /(msys-|cygwin-).*-pty/ ? true : false end def self.getwch unless @@input_buf.empty? return @@input_buf.shift end while @@kbhit.call == 0 sleep(0.001) end until @@kbhit.call == 0 ret = @@getwch.call if ret == 0 or ret == 0xE0 @@input_buf << ret ret = @@getwch.call @@input_buf << ret return @@input_buf.shift end begin bytes = ret.chr(Encoding::UTF_8).bytes @@input_buf.push(*bytes) rescue Encoding::UndefinedConversionError @@input_buf << ret @@input_buf << @@getwch.call if ret == 224 end end @@input_buf.shift end def self.getc num_of_events = 0.chr * 8 while @@GetNumberOfConsoleInputEvents.(@@hConsoleInputHandle, num_of_events) != 0 and num_of_events.unpack('L').first > 0 input_record = 0.chr * 18 read_event = 0.chr * 4 if @@ReadConsoleInput.(@@hConsoleInputHandle, input_record, 1, read_event) != 0 event = input_record[0, 2].unpack('s*').first if event == WINDOW_BUFFER_SIZE_EVENT @@winch_handler.() end end end unless @@output_buf.empty? return @@output_buf.shift end input = getwch meta = (@@GetKeyState.call(VK_LMENU) & 0x80) != 0 control = (@@GetKeyState.call(VK_CONTROL) & 0x80) != 0 shift = (@@GetKeyState.call(VK_SHIFT) & 0x80) != 0 force_enter = !input.instance_of?(Array) && (control or shift) && input == 0x0D if force_enter # It's treated as Meta+Enter on Windows @@output_buf.push("\e".ord) @@output_buf.push(input) else case input when 0x00 meta = false @@output_buf.push(input) input = getwch @@output_buf.push(*input) when 0xE0 @@output_buf.push(input) input = getwch @@output_buf.push(*input) when 0x03 @@output_buf.push(input) else @@output_buf.push(input) end end if meta "\e".ord else @@output_buf.shift end end def self.ungetc(c) @@output_buf.unshift(c) end def self.in_pasting? not self.empty_buffer? end def self.empty_buffer? if not @@input_buf.empty? false elsif @@kbhit.call == 0 true else false end end def self.get_screen_size csbi = 0.chr * 22 @@GetConsoleScreenBufferInfo.call(@@hConsoleHandle, csbi) csbi[0, 4].unpack('SS').reverse end def self.cursor_pos csbi = 0.chr * 22 @@GetConsoleScreenBufferInfo.call(@@hConsoleHandle, csbi) x = csbi[4, 2].unpack('s*').first y = csbi[6, 2].unpack('s*').first Reline::CursorPos.new(x, y) end def self.move_cursor_column(val) @@SetConsoleCursorPosition.call(@@hConsoleHandle, cursor_pos.y * 65536 + val) end def self.move_cursor_up(val) if val > 0 y = cursor_pos.y - val y = 0 if y < 0 @@SetConsoleCursorPosition.call(@@hConsoleHandle, y * 65536 + cursor_pos.x) elsif val < 0 move_cursor_down(-val) end end def self.move_cursor_down(val) if val > 0 screen_height = get_screen_size.first y = cursor_pos.y + val y = screen_height - 1 if y > (screen_height - 1) @@SetConsoleCursorPosition.call(@@hConsoleHandle, (cursor_pos.y + val) * 65536 + cursor_pos.x) elsif val < 0 move_cursor_up(-val) end end def self.erase_after_cursor csbi = 0.chr * 24 @@GetConsoleScreenBufferInfo.call(@@hConsoleHandle, csbi) cursor = csbi[4, 4].unpack('L').first written = 0.chr * 4 @@FillConsoleOutputCharacter.call(@@hConsoleHandle, 0x20, get_screen_size.last - cursor_pos.x, cursor, written) @@FillConsoleOutputAttribute.call(@@hConsoleHandle, 0, get_screen_size.last - cursor_pos.x, cursor, written) end def self.scroll_down(val) return if val.zero? screen_height = get_screen_size.first val = screen_height - 1 if val > (screen_height - 1) scroll_rectangle = [0, val, get_screen_size.last, get_screen_size.first].pack('s4') destination_origin = 0 # y * 65536 + x fill = [' '.ord, 0].pack('SS') @@ScrollConsoleScreenBuffer.call(@@hConsoleHandle, scroll_rectangle, nil, destination_origin, fill) end def self.clear_screen csbi = 0.chr * 22 return if @@GetConsoleScreenBufferInfo.call(@@hConsoleHandle, csbi) == 0 buffer_width = csbi[0, 2].unpack('S').first attributes = csbi[8, 2].unpack('S').first _window_left, window_top, _window_right, window_bottom = *csbi[10,8].unpack('S*') fill_length = buffer_width * (window_bottom - window_top + 1) screen_topleft = window_top * 65536 written = 0.chr * 4 @@FillConsoleOutputCharacter.call(@@hConsoleHandle, 0x20, fill_length, screen_topleft, written) @@FillConsoleOutputAttribute.call(@@hConsoleHandle, attributes, fill_length, screen_topleft, written) @@SetConsoleCursorPosition.call(@@hConsoleHandle, screen_topleft) end def self.set_screen_size(rows, columns) raise NotImplementedError end def self.set_winch_handler(&handler) @@winch_handler = handler end def self.prep # do nothing nil end def self.deprep(otio) # do nothing end end