Eugenio Parodi
4 years ago
7 changed files with 455 additions and 338 deletions
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#!/usr/bin/env python3 |
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|
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# MIT License |
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# |
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# Copyright (c) 2022 Eugenio Parodi <ceccopierangiolieugenio AT googlemail DOT com> |
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# |
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# Permission is hereby granted, free of charge, to any person obtaining a copy |
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# of this software and associated documentation files (the "Software"), to deal |
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# in the Software without restriction, including without limitation the rights |
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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# copies of the Software, and to permit persons to whom the Software is |
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# furnished to do so, subject to the following conditions: |
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# |
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# The above copyright notice and this permission notice shall be included in all |
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# copies or substantial portions of the Software. |
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# |
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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# SOFTWARE. |
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|
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import os |
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|
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class TTkTermBase(): |
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CLEAR = "\033[2J\033[0;0f" # Clear screen and set cursor to position 0,0 |
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ALT_SCREEN = "\033[?1049h" #* Switch to alternate screen |
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NORMAL_SCREEN = "\033[?1049l" #* Switch to normal screen |
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|
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class Mouse(): |
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ON = "\033[?1002h\033[?1015h\033[?1006h" # Enable reporting of mouse position on click and release |
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OFF = "\033[?1002l" # Disable mouse reporting |
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DIRECT_ON = "\033[?1003h" # Enable reporting of mouse position at any movement |
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DIRECT_OFF = "\033[?1003l" # Disable direct mouse reporting |
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|
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class Cursor(): |
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# from: |
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# https://superuser.com/questions/607478/how-do-you-change-the-xterm-cursor-to-an-i-beam-or-vertical-bar |
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# echo -e -n "\x1b[\x30 q" # changes to blinking block |
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# echo -e -n "\x1b[\x31 q" # changes to blinking block also |
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# echo -e -n "\x1b[\x32 q" # changes to steady block |
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# echo -e -n "\x1b[\x33 q" # changes to blinking underline |
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# echo -e -n "\x1b[\x34 q" # changes to steady underline |
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# echo -e -n "\x1b[\x35 q" # changes to blinking bar |
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# echo -e -n "\x1b[\x36 q" # changes to steady bar |
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BLINKING_BLOCK = "\033[\x30 q" |
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BLINKING_BLOCK_ALSO = "\033[\x31 q" |
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STEADY_BLOCK = "\033[\x32 q" |
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BLINKING_UNDERLINE = "\033[\x33 q" |
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STEADY_UNDERLINE = "\033[\x34 q" |
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BLINKING_BAR = "\033[\x35 q" |
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STEADY_BAR = "\033[\x36 q" |
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HIDE = "\033[?25l" |
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SHOW = "\033[?25h" |
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|
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@staticmethod |
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def moveTo(y:int,x:int)->str: return f'\033[{y};{x}f' |
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@staticmethod |
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def moveRight(n:int)->str: return f'\033[{n}C' |
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@staticmethod |
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def moveLeft(n:int)->str: return f'\033[{n}D' |
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@staticmethod |
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def modeUp(n:int)->str: return f'\033[{n}A' |
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@staticmethod |
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def moveDown(n:int)->str: return f'\033[{n}B' |
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@staticmethod |
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def show(cursorType): |
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TTkTermBase.push(cursorType) |
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TTkTermBase.push(TTkTermBase.Cursor.SHOW) |
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@staticmethod |
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def hide(): |
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TTkTermBase.push(TTkTermBase.Cursor.HIDE) |
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|
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class Sigmask(): |
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CTRL_C = 0x0001 |
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CTRL_S = 0x0002 |
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CTRL_Z = 0x0004 |
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CTRL_Q = 0x0008 |
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title: str = "TermTk" |
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mouse: bool = True |
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width: int = 0 |
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height: int = 0 |
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_sigWinChCb = None |
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@staticmethod |
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def init(mouse: bool = True, title: str = "TermTk", sigmask=0): |
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TTkTermBase.title = title |
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TTkTermBase.mouse = mouse |
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TTkTermBase.push(TTkTermBase.ALT_SCREEN + TTkTermBase.CLEAR + TTkTermBase.Cursor.HIDE + TTkTermBase.escTitle(TTkTermBase.title)) |
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if TTkTermBase.mouse: |
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TTkTermBase.push(TTkTermBase.Mouse.ON) |
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TTkTermBase.setEcho(False) |
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TTkTermBase.CRNL(False) |
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TTkTermBase.setSigmask(sigmask, False) |
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@staticmethod |
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def exit(): |
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TTkTermBase.push(TTkTermBase.Mouse.OFF + TTkTermBase.Mouse.DIRECT_OFF) |
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TTkTermBase.push(TTkTermBase.CLEAR + TTkTermBase.NORMAL_SCREEN + TTkTermBase.Cursor.SHOW + TTkTermBase.escTitle()) |
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TTkTermBase.setEcho(True) |
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TTkTermBase.CRNL(True) |
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@staticmethod |
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def stop(): |
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TTkTermBase.push(TTkTermBase.Mouse.OFF + TTkTermBase.Mouse.DIRECT_OFF) |
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TTkTermBase.push(TTkTermBase.CLEAR + TTkTermBase.NORMAL_SCREEN + TTkTermBase.Cursor.SHOW + TTkTermBase.escTitle()) |
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TTkTermBase.setEcho(True) |
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TTkTermBase.CRNL(True) |
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@staticmethod |
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def cont(): |
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TTkTermBase.push(TTkTermBase.ALT_SCREEN + TTkTermBase.CLEAR + TTkTermBase.Cursor.HIDE + TTkTermBase.escTitle(TTkTermBase.title)) |
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if TTkTermBase.mouse: |
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TTkTermBase.push(TTkTermBase.Mouse.ON) |
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TTkTermBase.setEcho(False) |
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TTkTermBase.CRNL(False) |
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@staticmethod |
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def escTitle(txt = "") -> str: |
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tt = os.environ.get("TERMINAL_TITLE", "") |
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if tt and txt: |
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return f'\033]0;{tt} {txt}\a' |
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else: |
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return f'\033]0;{tt}{txt}\a' |
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# NOTE: Due to "I have no idea how to do it in a better way", |
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# those methods are supposed to be overwritten with the |
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# compatible one in "term_unix.py" or "term_pyodide.py" |
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setSigmask = lambda *args: None |
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push = lambda *args: None |
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flush = lambda *args: None |
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setEcho = lambda *args: None |
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CRNL = lambda *args: None |
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getTerminalSize = lambda *args: None |
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registerResizeCb = lambda *args: None |
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@ -0,0 +1,43 @@
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#!/usr/bin/env python3 |
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|
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# MIT License |
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# |
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# Copyright (c) 2022 Eugenio Parodi <ceccopierangiolieugenio AT googlemail DOT com> |
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# |
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# Permission is hereby granted, free of charge, to any person obtaining a copy |
||||
# of this software and associated documentation files (the "Software"), to deal |
||||
# in the Software without restriction, including without limitation the rights |
||||
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
||||
# copies of the Software, and to permit persons to whom the Software is |
||||
# furnished to do so, subject to the following conditions: |
||||
# |
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# The above copyright notice and this permission notice shall be included in all |
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# copies or substantial portions of the Software. |
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# |
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
||||
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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# SOFTWARE. |
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import pyodideProxy |
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from .term_base import TTkTermBase |
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class TTkTerm(TTkTermBase): |
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@staticmethod |
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def _push(*args): |
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pyodideProxy.termPush(str(*args)) |
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TTkTermBase.push = _push |
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@staticmethod |
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def _getTerminalSize(): |
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return pyodideProxy.termSize() |
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TTkTermBase.getTerminalSize = _getTerminalSize |
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@staticmethod |
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def _registerResizeCb(callback): |
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TTkTerm._sigWinChCb = callback |
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TTkTermBase.registerResizeCb = _registerResizeCb |
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@ -0,0 +1,133 @@
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#!/usr/bin/env python3 |
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|
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# MIT License |
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# |
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# Copyright (c) 2022 Eugenio Parodi <ceccopierangiolieugenio AT googlemail DOT com> |
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# |
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# Permission is hereby granted, free of charge, to any person obtaining a copy |
||||
# of this software and associated documentation files (the "Software"), to deal |
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# in the Software without restriction, including without limitation the rights |
||||
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
||||
# copies of the Software, and to permit persons to whom the Software is |
||||
# furnished to do so, subject to the following conditions: |
||||
# |
||||
# The above copyright notice and this permission notice shall be included in all |
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# copies or substantial portions of the Software. |
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# |
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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# SOFTWARE. |
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import sys, os, signal |
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try: import termios |
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except Exception as e: |
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print(f'ERROR: {e}') |
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exit(1) |
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from .term_base import TTkTermBase |
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class TTkTerm(TTkTermBase): |
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_sigWinChCb = None |
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# Save treminal attributes during the initialization in order to |
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# restore later the original states |
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_termAttr = termios.tcgetattr(sys.stdin) |
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_termAttrBk = [] |
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@staticmethod |
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def saveTermAttr(): |
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TTkTerm._termAttrBk.append(termios.tcgetattr(sys.stdin)) |
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@staticmethod |
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def restoreTermAttr(): |
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if TTkTerm._termAttrBk: |
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termios.tcsetattr(sys.stdin, termios.TCSADRAIN, TTkTerm._termAttrBk.pop()) |
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else: |
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termios.tcsetattr(sys.stdin, termios.TCSADRAIN, TTkTerm._termAttr) |
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@staticmethod |
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def _setSigmask(mask, value=True): |
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attr = termios.tcgetattr(sys.stdin) |
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if mask & TTkTerm.Sigmask.CTRL_C: |
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attr[6][termios.VINTR]= b'\x03' if value else 0 |
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if mask & TTkTerm.Sigmask.CTRL_S: |
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attr[6][termios.VSTOP]= b'\x13' if value else 0 |
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if mask & TTkTerm.Sigmask.CTRL_Z: |
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attr[6][termios.VSUSP]= b'\x1a' if value else 0 |
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if mask & TTkTerm.Sigmask.CTRL_Q: |
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attr[6][termios.VSTART]= b'\x11' if value else 0 |
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termios.tcsetattr(sys.stdin, termios.TCSADRAIN, attr) |
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TTkTermBase.setSigmask = _setSigmask |
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@staticmethod |
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def getSigmask(): |
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mask = 0x00 |
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attr = termios.tcgetattr(sys.stdin) |
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mask |= TTkTerm.Sigmask.CTRL_C if attr[6][termios.VINTR] else 0 |
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mask |= TTkTerm.Sigmask.CTRL_S if attr[6][termios.VSTOP] else 0 |
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mask |= TTkTerm.Sigmask.CTRL_Z if attr[6][termios.VSUSP] else 0 |
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mask |= TTkTerm.Sigmask.CTRL_Q if attr[6][termios.VSTART] else 0 |
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return mask |
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@staticmethod |
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def exit(): |
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TTkTermBase.exit() |
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termios.tcsetattr(sys.stdin, termios.TCSADRAIN, TTkTerm._termAttr) |
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@staticmethod |
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def _push(*args): |
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sys.stdout.write(str(*args)) |
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sys.stdout.flush() |
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TTkTermBase.push = _push |
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@staticmethod |
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def _flush(): |
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sys.stdout.flush() |
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TTkTermBase.flush = _flush |
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@staticmethod |
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def _setEcho(val: bool): |
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# Set/Unset Terminal Input Echo |
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(i,o,c,l,isp,osp,cc) = termios.tcgetattr(sys.stdin.fileno()) |
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if val: l |= termios.ECHO |
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else: l &= ~termios.ECHO |
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termios.tcsetattr(sys.stdin.fileno(), termios.TCSANOW, [i,o,c,l,isp,osp,cc]) |
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TTkTermBase.setEcho = _setEcho |
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@staticmethod |
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def _CRNL(val: bool): |
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#Translate carriage return to newline on input (unless IGNCR is set). |
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# '\n' CTRL-J |
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# '\r' CTRL-M (Enter) |
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(i,o,c,l,isp,osp,cc) = termios.tcgetattr(sys.stdin.fileno()) |
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if val: i |= termios.ICRNL |
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else: i &= ~termios.ICRNL |
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termios.tcsetattr(sys.stdin.fileno(), termios.TCSANOW, [i,o,c,l,isp,osp,cc]) |
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TTkTermBase.CRNL = _CRNL |
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@staticmethod |
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def _getTerminalSize(): |
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try: |
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return os.get_terminal_size() |
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except OSError as e: |
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print(f'ERROR: {e}') |
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TTkTermBase.getTerminalSize = _getTerminalSize |
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@staticmethod |
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def _sigWinCh(signum, frame): |
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TTkTerm.width, TTkTerm.height = TTkTerm.getTerminalSize() |
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if TTkTerm._sigWinChCb is not None: |
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TTkTerm._sigWinChCb(TTkTerm.width, TTkTerm.height) |
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@staticmethod |
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def _registerResizeCb(callback): |
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TTkTerm._sigWinChCb = callback |
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# Dummy call to retrieve the terminal size |
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TTkTerm._sigWinCh(signal.SIGWINCH, None) |
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signal.signal(signal.SIGWINCH, TTkTerm._sigWinCh) |
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TTkTermBase.registerResizeCb = _registerResizeCb |
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