69 lines
1.8 KiB
Python
Executable File
69 lines
1.8 KiB
Python
Executable File
#!/usr/bin/env python3
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import subprocess
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import re
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import sys
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def notify(title, message):
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"""呼叫 notify-send 顯示桌面通知"""
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try:
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subprocess.run(["notify-send", title, message])
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except:
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pass
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# 1. 取得 kscreen-doctor 輸出
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try:
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output = subprocess.check_output(["kscreen-doctor", "-o"], text=True)
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except Exception as e:
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print(f"執行失敗: {e}")
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sys.exit(1)
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# 2. 取得螢幕名稱與目前狀態
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try:
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# 取得第一行第三個單字作為螢幕名稱 (例如 eDP-1)
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screen = output.split('\n')[0].split()[2].strip()
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except Exception as e:
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print(f"失敗: 無法解析螢幕名稱\n{output}")
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sys.exit(1)
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# 3. 解析所有模式與目前狀態
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# 3. 解析模式與目前狀態
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# 取得目前使用的 ID 與解析度 (最後帶有 *)
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curr_match = re.search(r"(\d+):(\d+x\d+)@[^*]*\*", output)
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if not curr_match:
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print("失敗: 無法辨識目前解析度模式")
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sys.exit(1)
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curr_id, curr_res = curr_match.groups()
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# 取得 4K 與 1200p 的模式 ID
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id_4k = None
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id_1200p = None
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for mid, res in re.findall(r"(\d+):(\d+x\d+)@", output):
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if res == "3840x2400":
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id_4k = mid
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if res == "1920x1200":
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id_1200p = mid
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# 4. 切換邏輯
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# 如果目前解析度是 4K (3840x2400)，則切換往 1200p
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if curr_res == "3840x2400" and id_1200p:
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target, scale, msg = id_1200p, "1", "1200p (100%)"
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else:
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# 否則（目前在 1200p 或其他模式）切換往 4K
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target, scale, msg = id_4k, "2", "4K (200%)"
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if not target:
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print(f"失敗: 找不到目標模式 (3840x2400={id_4k}, 1920x1200={id_1200p})")
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sys.exit(1)
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# 5. 執行指令
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subprocess.run([
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"kscreen-doctor",
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f"output.{screen}.mode.{target}",
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f"output.{screen}.scale.{scale}"
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])
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# 6. 顯示通知
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notify("解析度切換完成", f"已切換至 {msg}")
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