зеркало из https://github.com/github/ruby.git
[ruby/reline] Use ReadConsoleInputW() instead of getwch()
This needs https://github.com/aycabta/yamatanooroti/pull/19, which is released by yamatanooroti gem 0.0.7, to test with yamatanooroti. https://github.com/ruby/reline/commit/06c1f45da1
This commit is contained in:
aycabta
Родитель
a049dfd10a
Коммит
c59bbd86a6
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@ -89,9 +89,30 @@ class Reline::Windows
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VK_LMENU = 0xA4
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VK_CONTROL = 0x11
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VK_SHIFT = 0x10
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KEY_EVENT = 0x01
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WINDOW_BUFFER_SIZE_EVENT = 0x04
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CAPSLOCK_ON = 0x0080
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ENHANCED_KEY = 0x0100
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LEFT_ALT_PRESSED = 0x0002
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LEFT_CTRL_PRESSED = 0x0008
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NUMLOCK_ON = 0x0020
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RIGHT_ALT_PRESSED = 0x0001
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RIGHT_CTRL_PRESSED = 0x0004
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SCROLLLOCK_ON = 0x0040
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SHIFT_PRESSED = 0x0010
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VK_END = 0x23
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VK_HOME = 0x24
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VK_LEFT = 0x25
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VK_UP = 0x26
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VK_RIGHT = 0x27
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VK_DOWN = 0x28
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VK_DELETE = 0x2E
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STD_INPUT_HANDLE = -10
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STD_OUTPUT_HANDLE = -11
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WINDOW_BUFFER_SIZE_EVENT = 0x04
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FILE_TYPE_PIPE = 0x0003
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FILE_NAME_INFO = 2
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@@getwch = Win32API.new('msvcrt', '_getwch', [], 'I')
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@ -105,7 +126,7 @@ class Reline::Windows
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@@hConsoleHandle = @@GetStdHandle.call(STD_OUTPUT_HANDLE)
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@@hConsoleInputHandle = @@GetStdHandle.call(STD_INPUT_HANDLE)
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@@GetNumberOfConsoleInputEvents = Win32API.new('kernel32', 'GetNumberOfConsoleInputEvents', ['L', 'P'], 'L')
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@@ReadConsoleInput = Win32API.new('kernel32', 'ReadConsoleInput', ['L', 'P', 'L', 'P'], 'L')
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@@ReadConsoleInputW = Win32API.new('kernel32', 'ReadConsoleInputW', ['L', 'P', 'L', 'P'], 'L')
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@@GetFileType = Win32API.new('kernel32', 'GetFileType', ['L'], 'L')
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@@GetFileInformationByHandleEx = Win32API.new('kernel32', 'GetFileInformationByHandleEx', ['L', 'I', 'P', 'L'], 'I')
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@@FillConsoleOutputAttribute = Win32API.new('kernel32', 'FillConsoleOutputAttribute', ['L', 'L', 'L', 'L', 'P'], 'L')
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@ -157,78 +178,69 @@ class Reline::Windows
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name =~ /(msys-|cygwin-).*-pty/ ? true : false
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end
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def self.getwch
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unless @@input_buf.empty?
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return @@input_buf.shift
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end
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while @@kbhit.call == 0
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sleep(0.001)
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end
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until @@kbhit.call == 0
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ret = @@getwch.call
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if ret == 0 or ret == 0xE0
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@@input_buf << ret
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ret = @@getwch.call
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@@input_buf << ret
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return @@input_buf.shift
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end
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begin
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bytes = ret.chr(Encoding::UTF_8).bytes
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@@input_buf.push(*bytes)
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rescue Encoding::UndefinedConversionError
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@@input_buf << ret
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@@input_buf << @@getwch.call if ret == 224
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def self.process_key_event(repeat_count, virtual_key_code, virtual_scan_code, char_code, control_key_state)
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char = char_code.chr(Encoding::UTF_8)
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if char_code == 0x0D and control_key_state.anybits?(LEFT_CTRL_PRESSED | RIGHT_CTRL_PRESSED | SHIFT_PRESSED)
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# It's treated as Meta+Enter on Windows.
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@@output_buf.push("\e".ord)
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@@output_buf.push(char_code)
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elsif control_key_state.anybits?(LEFT_ALT_PRESSED | RIGHT_ALT_PRESSED)
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@@output_buf.push("\e".ord)
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@@output_buf.concat(char.bytes)
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elsif control_key_state.anybits?(ENHANCED_KEY)
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case virtual_key_code # Emulate getwch() key sequences.
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when VK_END
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@@output_buf.push(0, 79)
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when VK_HOME
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@@output_buf.push(0, 71)
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when VK_LEFT
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@@output_buf.push(0, 75)
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when VK_UP
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@@output_buf.push(0, 72)
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when VK_RIGHT
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@@output_buf.push(0, 77)
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when VK_DOWN
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@@output_buf.push(0, 80)
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when VK_DELETE
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@@output_buf.push(0, 83)
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end
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elsif char_code == 0 and control_key_state != 0
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# unknown
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else
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@@output_buf.concat(char.bytes)
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end
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@@input_buf.shift
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end
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def self.getc
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def self.check_input_event
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num_of_events = 0.chr * 8
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while @@GetNumberOfConsoleInputEvents.(@@hConsoleInputHandle, num_of_events) != 0 and num_of_events.unpack('L').first > 0
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while @@output_buf.empty? #or true
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next if @@GetNumberOfConsoleInputEvents.(@@hConsoleInputHandle, num_of_events) == 0 or num_of_events.unpack('L').first == 0
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input_record = 0.chr * 18
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read_event = 0.chr * 4
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if @@ReadConsoleInput.(@@hConsoleInputHandle, input_record, 1, read_event) != 0
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if @@ReadConsoleInputW.(@@hConsoleInputHandle, input_record, 1, read_event) != 0
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event = input_record[0, 2].unpack('s*').first
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if event == WINDOW_BUFFER_SIZE_EVENT
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case event
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when WINDOW_BUFFER_SIZE_EVENT
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@@winch_handler.()
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when KEY_EVENT
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key_down = input_record[4, 4].unpack('l*').first
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repeat_count = input_record[8, 2].unpack('s*').first
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virtual_key_code = input_record[10, 2].unpack('s*').first
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virtual_scan_code = input_record[12, 2].unpack('s*').first
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char_code = input_record[14, 2].unpack('S*').first
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control_key_state = input_record[16, 2].unpack('S*').first
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is_key_down = key_down.zero? ? false : true
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if is_key_down
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process_key_event(repeat_count, virtual_key_code, virtual_scan_code, char_code, control_key_state)
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end
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end
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end
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end
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unless @@output_buf.empty?
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return @@output_buf.shift
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end
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input = getwch
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meta = (@@GetKeyState.call(VK_LMENU) & 0x80) != 0
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control = (@@GetKeyState.call(VK_CONTROL) & 0x80) != 0
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shift = (@@GetKeyState.call(VK_SHIFT) & 0x80) != 0
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force_enter = !input.instance_of?(Array) && (control or shift) && input == 0x0D
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if force_enter
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# It's treated as Meta+Enter on Windows
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@@output_buf.push("\e".ord)
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@@output_buf.push(input)
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else
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case input
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when 0x00
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meta = false
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@@output_buf.push(input)
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input = getwch
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@@output_buf.push(*input)
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when 0xE0
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@@output_buf.push(input)
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input = getwch
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@@output_buf.push(*input)
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when 0x03
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@@output_buf.push(input)
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else
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@@output_buf.push(input)
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end
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end
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if meta
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"\e".ord
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else
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@@output_buf.shift
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end
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end
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def self.getc
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check_input_event
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@@output_buf.shift
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end
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def self.ungetc(c)
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@ -730,6 +730,29 @@ begin
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EOC
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end
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def test_meta_key
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start_terminal(50, 200, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
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write("def ge\M-bho")
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close
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assert_screen(<<~EOC)
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Multiline REPL.
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prompt> def hoge
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EOC
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end
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def test_force_enter
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start_terminal(50, 200, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
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write("def hoge\nend\C-p\C-e")
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write("\M-\x0D")
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close
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assert_screen(<<~EOC)
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Multiline REPL.
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prompt> def hoge
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prompt>
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prompt> end
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EOC
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end
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private def write_inputrc(content)
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File.open(@inputrc_file, 'w') do |f|
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f.write content
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