ui/base_text_input.py - master - sc_p/EnergoAI

ui/base_text_input.py
80 строк2 KB
Павел Щёголев
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12 мар 2026, 04:54
12 мар 2026, 04:54628f0d6
import tkinter as tk

def attach_text_input_behaviour(widget: tk.Widget, root: tk.Tk):

    menu = tk.Menu(root, tearoff=0)
    menu.add_command(label="Вставить", command=lambda: _paste(widget))
    menu.add_command(label="Копировать", command=lambda: _copy(widget))
    menu.add_command(label="Вырезать", command=lambda: _cut(widget))
    menu.add_separator()
    menu.add_command(label="Выделить всё", command=lambda: _select_all(widget))

    def show_menu(event):
        widget.focus_set()
        menu.tk_popup(event.x_root, event.y_root)

    def on_ctrl(event):
        if not (event.state & 0x4):
            return

        c = event.char.lower()
        if c in ('v', 'м', '\x16'):
            _paste(widget); return "break"
        if c in ('c', 'с', '\x03'):
            _copy(widget); return "break"
        if c in ('x', 'ч', '\x18'):
            _cut(widget); return "break"
        if c in ('a', 'ф', '\x01'):
            _select_all(widget); return "break"

    widget.bind("<Button-3>", show_menu)
    widget.bind("<Control-Key>", on_ctrl)

    def _paste(w):
        try:
            text = w.clipboard_get()

            if isinstance(w, tk.Entry):
                # Entry
                if w.selection_present():
                    w.delete(0, tk.END)
                w.insert(0, text)
                w.icursor(tk.END)

            else:
                # Text
                if w.tag_ranges("sel"):
                    w.delete("1.0", "end")
                w.insert("1.0", text)
                w.mark_set(tk.INSERT, "end")

        except Exception:
            pass

    def _copy(w):
        try:
            text = w.selection_get()
            w.clipboard_clear()
            w.clipboard_append(text)
        except:
            pass

    def _cut(w):
        try:
            text = w.selection_get()
            w.clipboard_clear()
            w.clipboard_append(text)
            if isinstance(w, tk.Entry):
                w.delete(tk.SEL_FIRST, tk.SEL_LAST)
            else:
                w.delete("sel.first", "sel.last")
        except:
            pass

    def _select_all(w):
        if isinstance(w, tk.Entry):
            w.selection_range(0, tk.END)
            w.icursor(tk.END)
        else:
            w.tag_add("sel", "1.0", "end")
            w.mark_set(tk.INSERT, "end")