55 lines
1.6 KiB
Python
55 lines
1.6 KiB
Python
import tkinter as tk
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from tkinter import ttk
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from typing import Optional
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from core.gui.themes import Styles
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class Tooltip:
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"""
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Create tool tip for a given widget
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"""
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def __init__(self, widget: tk.BaseWidget, text: str = "widget info") -> None:
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self.widget: tk.BaseWidget = widget
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self.text: str = text
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self.widget.bind("<Enter>", self.on_enter)
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self.widget.bind("<Leave>", self.on_leave)
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self.waittime: int = 400
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self.id: Optional[str] = None
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self.tw: Optional[tk.Toplevel] = None
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def on_enter(self, event: tk.Event = None) -> None:
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self.schedule()
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def on_leave(self, event: tk.Event = None) -> None:
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self.unschedule()
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self.close(event)
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def schedule(self):
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self.unschedule()
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self.id = self.widget.after(self.waittime, self.enter)
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def unschedule(self):
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id_ = self.id
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self.id = None
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if id_:
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self.widget.after_cancel(id_)
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def enter(self, event: tk.Event = None):
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x, y, cx, cy = self.widget.bbox("insert")
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x += self.widget.winfo_rootx()
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y += self.widget.winfo_rooty() + 32
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self.tw = tk.Toplevel(self.widget)
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self.tw.wm_overrideredirect(True)
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self.tw.wm_geometry("+%d+%d" % (x, y))
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self.tw.rowconfigure(0, weight=1)
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self.tw.columnconfigure(0, weight=1)
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frame = ttk.Frame(self.tw, style=Styles.tooltip_frame, padding=3)
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frame.grid(sticky=tk.NSEW)
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label = ttk.Label(frame, text=self.text, style=Styles.tooltip)
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label.grid()
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def close(self, event: tk.Event = None):
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if self.tw:
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self.tw.destroy()
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