2025-02-04 13:16:23 +03:00
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import curses
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class CursesAdapter:
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def __init__(self) -> None:
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2025-02-04 14:59:23 +03:00
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self.KEY_BACKSPACE_2 = 8
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2025-02-04 14:46:01 +03:00
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self.KEY_ENTER = 10
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self.KEY_CTRL_S = 19
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self.KEY_ESCAPE = 27
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2025-02-05 10:59:54 +03:00
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self.KEY_DOLLAR = 36
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self.KEY_NULL = 48
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2025-02-04 18:36:12 +03:00
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self.KEY_TWO_DOTS = 59
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2025-02-05 10:59:54 +03:00
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self.KEY_G = 71
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self.KEY_XOR = 94
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self.KEY_b = 98
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self.KEY_d = 100
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self.KEY_g = 103
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self.KEY_p = 112
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self.KEY_w = 119
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self.KEY_x = 120
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self.KEY_y = 121
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self.KEY_BACKSPACE_1 = 127
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self.KEY_LEFT = curses.KEY_LEFT
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self.KEY_RIGHT = curses.KEY_RIGHT
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self.KEY_UP = curses.KEY_UP
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self.KEY_DOWN = curses.KEY_DOWN
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self.KEY_PG_UP = 450
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self.KEY_PG_DOWN = 456
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2025-02-04 14:46:01 +03:00
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2025-02-04 13:16:23 +03:00
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self.screen = curses.initscr()
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self.screen.keypad(True)
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self.cols = curses.COLS
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self.lines = curses.LINES
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curses.curs_set(1) # Make cursor visible
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2025-02-05 22:21:14 +03:00
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curses.start_color()
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curses.init_pair(1, curses.COLOR_MAGENTA, curses.COLOR_BLACK) # Фиолетовый текст на черном фоне
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2025-02-05 22:36:12 +03:00
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self.colorPair = curses.color_pair(1)
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2025-02-04 13:16:23 +03:00
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def Refresh(self) -> None:
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"""Apply changes"""
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self.screen.refresh()
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def Cleanup(self) -> None:
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curses.endwin()
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def SetCursor(self, x: int, y: int):
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"""set cursor position (x, y)"""
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self.screen.move(x, y)
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def SetChar(self, x: int, y: int, code: int):
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"""set char position (x, y)"""
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self.screen.addch(x, y, code)
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def SetString(self, x: int, y: int, data: str):
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"""set string begin position (x, y)"""
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self.screen.addstr(x, y, data)
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def GetChar(self) -> int:
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"""Wait users input"""
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2025-02-04 20:01:25 +03:00
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return self.screen.getch()
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class VimView:
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2025-02-05 00:24:14 +03:00
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def __init__(self, adapter: CursesAdapter) -> None:
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self.curses_adapter = adapter
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2025-02-04 20:01:25 +03:00
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def Render(self,
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2025-02-05 22:21:14 +03:00
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displayBuffer: list[list[str]],
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currentLine: int, currentCol: int,
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scrollX: int, scrollY: int,
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modeBarData: str,
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show_line_numbers: bool = False):
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2025-02-04 20:01:25 +03:00
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"""Отрисовка текущего состояния"""
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self.curses_adapter.screen.clear()
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2025-02-05 22:21:14 +03:00
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# Ширина нумерации строк (6 символов + 1 пробел)
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line_number_width = 7 if show_line_numbers else 0
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2025-02-04 20:01:25 +03:00
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# Отображение видимой части текста
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for i in range(self.curses_adapter.lines - 1):
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if i + scrollY < len(displayBuffer):
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line = ''.join(displayBuffer[i + scrollY])
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2025-02-05 22:21:14 +03:00
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# Если нужно отображать номера строк, добавляем их перед текстом
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if show_line_numbers:
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line_number = f"{i + scrollY + 1:6} " # 6 символов на номер строки
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# Выводим номер строки фиолетовым цветом
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2025-02-05 22:36:12 +03:00
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self.curses_adapter.screen.addstr(i, 0, line_number, self.curses_adapter.colorPair)
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2025-02-05 22:21:14 +03:00
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# Выводим текст с учетом прокрутки и ширины нумерации
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visible_text_start = scrollX # Начало видимой части текста
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visible_text_end = scrollX + self.curses_adapter.cols - line_number_width # Конец видимой части текста
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visible_text = line[visible_text_start:visible_text_end]
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self.curses_adapter.SetString(i, line_number_width, visible_text)
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2025-02-04 20:01:25 +03:00
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else:
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self.curses_adapter.SetString(i, 0, '')
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# Обновление панели режима
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self.SetModeBar(modeBarData)
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2025-02-05 22:21:14 +03:00
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# Установка курсора с учетом прокрутки и нумерации строк
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2025-02-04 20:01:25 +03:00
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cursor_x = currentLine - scrollY
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2025-02-05 22:21:14 +03:00
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cursor_y = currentCol - scrollX + line_number_width
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2025-02-04 20:01:25 +03:00
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# Проверка, чтобы курсор не вышел за пределы экрана
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if 0 <= cursor_x < self.curses_adapter.lines - 1 and 0 <= cursor_y < self.curses_adapter.cols:
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self.curses_adapter.SetCursor(cursor_x, cursor_y)
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self.curses_adapter.Refresh()
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def SetModeBar(self, modeBarData: str):
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"""Print edit mode information panel"""
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2025-02-05 00:24:14 +03:00
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if len(modeBarData) > self.curses_adapter.cols - 1:
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2025-02-05 22:21:14 +03:00
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scrollX = len(modeBarData) - self.curses_adapter.cols
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self.curses_adapter.SetString(self.curses_adapter.lines - 1, 0, modeBarData[scrollX + 1:])
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2025-02-05 00:24:14 +03:00
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else:
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self.curses_adapter.SetString(self.curses_adapter.lines - 1, 0, modeBarData)
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