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| 1 | +# MIT License |
| 2 | +# |
| 3 | +# Copyright (c) 2021 Eugenio Parodi <ceccopierangiolieugenio AT googlemail DOT com> |
| 4 | +# |
| 5 | +# Permission is hereby granted, free of charge, to any person obtaining a copy |
| 6 | +# of this software and associated documentation files (the "Software"), to deal |
| 7 | +# in the Software without restriction, including without limitation the rights |
| 8 | +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 9 | +# copies of the Software, and to permit persons to whom the Software is |
| 10 | +# furnished to do so, subject to the following conditions: |
| 11 | +# |
| 12 | +# The above copyright notice and this permission notice shall be included in all |
| 13 | +# copies or substantial portions of the Software. |
| 14 | +# |
| 15 | +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 18 | +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | +# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 20 | +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 21 | +# SOFTWARE. |
| 22 | + |
| 23 | +__all__ = ['TTkInput'] |
| 24 | + |
| 25 | +import re |
| 26 | +from time import time |
| 27 | + |
| 28 | +import platform |
| 29 | + |
| 30 | +from ..drivers import TTkInputDriver |
| 31 | + |
| 32 | +from TermTk.TTkCore.log import TTkLog |
| 33 | +from TermTk.TTkCore.constant import TTkK |
| 34 | +from TermTk.TTkCore.signal import pyTTkSignal |
| 35 | +from TermTk.TTkCore.TTkTerm.term import TTkTerm |
| 36 | +from TermTk.TTkCore.TTkTerm.inputkey import TTkKeyEvent |
| 37 | +from TermTk.TTkCore.TTkTerm.inputmouse import TTkMouseEvent |
| 38 | + |
| 39 | + |
| 40 | +class TTkInput: |
| 41 | + inputEvent = pyTTkSignal(TTkKeyEvent, TTkMouseEvent) |
| 42 | + pasteEvent = pyTTkSignal(str) |
| 43 | + _pasteBuffer = "" |
| 44 | + _bracketedPaste = False |
| 45 | + _readInput = None |
| 46 | + _leftLastTime = 0 |
| 47 | + _midLastTime = 0 |
| 48 | + _rightLastTime = 0 |
| 49 | + _leftTap = 0 |
| 50 | + _midTap = 0 |
| 51 | + _rightTap = 0 |
| 52 | + _mouse_re = re.compile(r"\033\[<(\d+);(\d+);(\d+)([mM])") |
| 53 | + |
| 54 | + class Mouse(int): |
| 55 | + ON = 0x01 |
| 56 | + DIRECT = 0x02 |
| 57 | + |
| 58 | + @staticmethod |
| 59 | + def init(mouse:bool=False, directMouse:bool=False) -> None: |
| 60 | + TTkInput._readInput = TTkInputDriver() |
| 61 | + TTkTerm.setMouse(mouse, directMouse) |
| 62 | + |
| 63 | + @staticmethod |
| 64 | + def close() -> None: |
| 65 | + TTkTerm.setMouse(False, False) |
| 66 | + if TTkInput._readInput: |
| 67 | + TTkInput._readInput.close() |
| 68 | + |
| 69 | + @staticmethod |
| 70 | + def stop() -> None: |
| 71 | + pass |
| 72 | + |
| 73 | + @staticmethod |
| 74 | + def cont() -> None: |
| 75 | + if TTkInput._readInput: |
| 76 | + TTkInput._readInput.cont() |
| 77 | + |
| 78 | + @staticmethod |
| 79 | + def start() -> None: |
| 80 | + for stdinRead in TTkInput._readInput.read(): |
| 81 | + TTkInput.key_process(stdinRead) |
| 82 | + TTkLog.debug("Close TTkInput") |
| 83 | + |
| 84 | + @staticmethod |
| 85 | + def key_process(stdinRead:str) -> None: |
| 86 | + if TTkInput._bracketedPaste: |
| 87 | + if stdinRead.endswith("\033[201~"): |
| 88 | + TTkInput._pasteBuffer += stdinRead[:-6] |
| 89 | + TTkInput._bracketedPaste = False |
| 90 | + # due to the CRNL methos (don't ask me why) the terminal |
| 91 | + # is substituting all the \n with \r |
| 92 | + TTkInput.pasteEvent.emit(TTkInput._pasteBuffer.replace('\r','\n')) |
| 93 | + TTkInput._pasteBuffer = "" |
| 94 | + else: |
| 95 | + TTkInput._pasteBuffer += stdinRead |
| 96 | + return |
| 97 | + |
| 98 | + mevt,kevt = None, None |
| 99 | + |
| 100 | + if not stdinRead.startswith("\033[<"): |
| 101 | + # Key Event |
| 102 | + kevt = TTkKeyEvent.parse(stdinRead) |
| 103 | + else: |
| 104 | + # Mouse Event |
| 105 | + m = TTkInput._mouse_re.match(stdinRead) |
| 106 | + if not m: |
| 107 | + # TODO: Return Error |
| 108 | + hex = [f"0x{ord(x):02x}" for x in stdinRead] |
| 109 | + TTkLog.error("UNHANDLED (mouse): "+stdinRead.replace("\033","<ESC>") + " - "+",".join(hex)) |
| 110 | + return None, None |
| 111 | + code = int(m.group(1)) |
| 112 | + x = int(m.group(2))-1 |
| 113 | + y = int(m.group(3))-1 |
| 114 | + state = m.group(4) |
| 115 | + key = TTkMouseEvent.NoButton |
| 116 | + evt = TTkMouseEvent.Move |
| 117 | + tap = 0 |
| 118 | + |
| 119 | + def _checkTap(lastTime, tap): |
| 120 | + if state=="M": |
| 121 | + t = time() |
| 122 | + if (t-lastTime) < 0.4: |
| 123 | + return t, tap+1 |
| 124 | + else: |
| 125 | + return t, 1 |
| 126 | + return lastTime, tap |
| 127 | + |
| 128 | + mod = TTkK.NoModifier |
| 129 | + if code & 0x10: |
| 130 | + code &= ~0x10 |
| 131 | + mod |= TTkK.ControlModifier |
| 132 | + if code & 0x08: |
| 133 | + code &= ~0x08 |
| 134 | + mod |= TTkK.AltModifier |
| 135 | + |
| 136 | + if code == 0x00: |
| 137 | + TTkInput._leftLastTime, TTkInput._leftTap = _checkTap(TTkInput._leftLastTime, TTkInput._leftTap) |
| 138 | + tap = TTkInput._leftTap |
| 139 | + key = TTkMouseEvent.LeftButton |
| 140 | + evt = TTkMouseEvent.Press if state=="M" else TTkMouseEvent.Release |
| 141 | + elif code == 0x01: |
| 142 | + TTkInput._midLastTime, TTkInput._midTap = _checkTap(TTkInput._midLastTime, TTkInput._midTap) |
| 143 | + tap = TTkInput._midTap |
| 144 | + key = TTkMouseEvent.MidButton |
| 145 | + evt = TTkMouseEvent.Press if state=="M" else TTkMouseEvent.Release |
| 146 | + elif code == 0x02: |
| 147 | + TTkInput._rightLastTime, TTkInput._rightTap = _checkTap(TTkInput._rightLastTime, TTkInput._rightTap) |
| 148 | + tap = TTkInput._rightTap |
| 149 | + key = TTkMouseEvent.RightButton |
| 150 | + evt = TTkMouseEvent.Press if state=="M" else TTkMouseEvent.Release |
| 151 | + elif code == 0x20: |
| 152 | + key = TTkMouseEvent.LeftButton |
| 153 | + evt = TTkMouseEvent.Drag |
| 154 | + elif code == 0x21: |
| 155 | + key = TTkMouseEvent.MidButton |
| 156 | + evt = TTkMouseEvent.Drag |
| 157 | + elif code == 0x22: |
| 158 | + key = TTkMouseEvent.RightButton |
| 159 | + evt = TTkMouseEvent.Drag |
| 160 | + elif code == 0x40: |
| 161 | + key = TTkMouseEvent.Wheel |
| 162 | + evt = TTkMouseEvent.Up |
| 163 | + elif code == 0x41: |
| 164 | + key = TTkMouseEvent.Wheel |
| 165 | + evt = TTkMouseEvent.Down |
| 166 | + elif code == 0x23: |
| 167 | + evt = TTkMouseEvent.Move |
| 168 | + elif code == 0x27: |
| 169 | + mod |= TTkK.ShiftModifier |
| 170 | + evt = TTkMouseEvent.Move |
| 171 | + |
| 172 | + mevt = TTkMouseEvent(x, y, key, evt, mod, tap, m.group(0).replace("\033", "<ESC>")) |
| 173 | + if kevt or mevt: |
| 174 | + TTkInput.inputEvent.emit(kevt, mevt) |
| 175 | + return |
| 176 | + |
| 177 | + if stdinRead.startswith("\033[200~"): |
| 178 | + TTkInput._pasteBuffer = stdinRead[6:] |
| 179 | + TTkInput._bracketedPaste = True |
| 180 | + return |
| 181 | + |
| 182 | + hex = [f"0x{ord(x):02x}" for x in stdinRead] |
| 183 | + TTkLog.error("UNHANDLED: "+stdinRead.replace("\033","<ESC>") + " - "+",".join(hex)) |
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