From 844bc3a7142c069d19f2f9cf4d93abc05e851fdc Mon Sep 17 00:00:00 2001
From: lkjing2021345 <1908499668@qq.com>
Date: Thu, 26 Mar 2026 22:10:13 +0800
Subject: [PATCH] add key_overlay.py

---
 key_overlay.py | 158 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 158 insertions(+)
 create mode 100644 key_overlay.py

diff --git a/key_overlay.py b/key_overlay.py
new file mode 100644
index 0000000..8172779
--- /dev/null
+++ b/key_overlay.py
@@ -0,0 +1,158 @@
+import tkinter as tk
+from tkinter import simpledialog, messagebox
+import json
+import os
+from pynput import keyboard
+import threading
+
+# 配置文件路径
+CONFIG_FILE = "key_config.json"
+
+class KeyOverlayApp:
+    def __init__(self):
+        self.root = tk.Tk()
+        self.root.title("KeyOverlay Py")
+        
+        # 初始配置
+        self.config = {
+            "alpha": 0.8,
+            "position": "+100+100",
+            "monitored_keys": ["w", "a", "s", "d", "space"],
+            "counts": {}
+        }
+        
+        self.load_config()
+        
+        # UI 设置
+        self.root.overrideredirect(True)  # 无边框
+        self.root.attributes("-topmost", True)  # 置顶
+        self.root.attributes("-alpha", self.config["alpha"])
+        self.root.geometry(self.config["position"])
+        self.root.configure(bg='#282c34')
+
+        # 标签字典，用于动态更新界面
+        self.labels = {}
+        self.setup_ui()
+
+        # 拖动功能变量
+        self._drag_data = {"x": 0, "y": 0}
+        self.root.bind("<Button-1>", self.start_drag)
+        self.root.bind("<B1-Motion>", self.do_drag)
+        
+        # 右键菜单
+        self.menu = tk.Menu(self.root, tearoff=0)
+        self.menu.add_command(label="添加按键", command=self.add_key_dialog)
+        self.menu.add_command(label="删除按键", command=self.remove_key_dialog)
+        self.menu.add_command(label="设置透明度", command=self.set_alpha_dialog)
+        self.menu.add_command(label="重置计数", command=self.reset_counts)
+        self.menu.add_separator()
+        self.menu.add_command(label="退出并保存", command=self.quit_app)
+        
+        self.root.bind("<Button-3>", self.show_menu)
+
+        # 启动监听线程
+        self.listener = keyboard.Listener(on_press=self.on_press)
+        self.listener.start()
+
+        self.root.mainloop()
+
+    def load_config(self):
+        if os.path.exists(CONFIG_FILE):
+            with open(CONFIG_FILE, "r") as f:
+                try:
+                    saved_config = json.load(f)
+                    self.config.update(saved_config)
+                except:
+                    pass
+        # 初始化缺失的计数
+        for key in self.config["monitored_keys"]:
+            if key not in self.config["counts"]:
+                self.config["counts"][key] = 0
+
+    def save_config(self):
+        # 保存位置信息
+        self.config["position"] = f"+{self.root.winfo_x()}+{self.root.winfo_y()}"
+        with open(CONFIG_FILE, "w") as f:
+            json.dump(self.config, f, indent=4)
+
+    def setup_ui(self):
+        # 清除旧标签
+        for label in self.labels.values():
+            label.destroy()
+        self.labels = {}
+
+        # 创建新标签
+        for i, key in enumerate(self.config["monitored_keys"]):
+            count = self.config["counts"].get(key, 0)
+            lbl = tk.Label(self.root, text=f"{key.upper()}: {count}", 
+                           fg="white", bg="#282c34", 
+                           font=("Consolas", 12, "bold"),
+                           padx=10, pady=5)
+            lbl.pack(fill=tk.X)
+            self.labels[key] = lbl
+
+    def on_press(self, key):
+        try:
+            # 尝试获取按键名称
+            if hasattr(key, 'char') and key.char is not None:
+                k = key.char.lower()
+            else:
+                k = key.name.lower()
+        except:
+            return
+
+        if k in self.config["monitored_keys"]:
+            self.config["counts"][k] = self.config["counts"].get(k, 0) + 1
+            # 在主线程更新 UI
+            count = self.config["counts"][k]
+            self.root.after(0, lambda: self.labels[k].config(text=f"{k.upper()}: {count}"))
+
+    # 拖动逻辑
+    def start_drag(self, event):
+        self._drag_data["x"] = event.x
+        self._drag_data["y"] = event.y
+
+    def do_drag(self, event):
+        x = self.root.winfo_x() - self._drag_data["x"] + event.x
+        y = self.root.winfo_y() - self._drag_data["y"] + event.y
+        self.root.geometry(f"+{x}+{y}")
+
+    # 菜单功能
+    def show_menu(self, event):
+        self.menu.post(event.x_root, event.y_root)
+
+    def add_key_dialog(self):
+        new_key = simpledialog.askstring("添加按键", "输入按键名称 (如: q, space, shift):")
+        if new_key:
+            new_key = new_key.lower()
+            if new_key not in self.config["monitored_keys"]:
+                self.config["monitored_keys"].append(new_key)
+                if new_key not in self.config["counts"]:
+                    self.config["counts"][new_key] = 0
+                self.setup_ui()
+
+    def remove_key_dialog(self):
+        key_to_remove = simpledialog.askstring("删除按键", "输入要删除的按键名称:")
+        if key_to_remove and key_to_remove.lower() in self.config["monitored_keys"]:
+            self.config["monitored_keys"].remove(key_to_remove.lower())
+            self.setup_ui()
+
+    def set_alpha_dialog(self):
+        new_alpha = simpledialog.askfloat("设置透明度", "输入透明度 (0.1 - 1.0):", minvalue=0.1, maxvalue=1.0)
+        if new_alpha:
+            self.config["alpha"] = new_alpha
+            self.root.attributes("-alpha", new_alpha)
+
+    def reset_counts(self):
+        if messagebox.askyesno("重置", "确定要清空所有按键计数吗？"):
+            for key in self.config["counts"]:
+                self.config["counts"][key] = 0
+            self.setup_ui()
+
+    def quit_app(self):
+        self.save_config()
+        self.root.destroy()
+        os._exit(0)
+
+if __name__ == "__main__":
+    KeyOverlayApp()