63 lines
1.5 KiB
Python
63 lines
1.5 KiB
Python
import webview
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import socket
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import sys
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ERROR_PAGE_CONTENT = """
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Error</title>
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<style>
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body {
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display: flex;
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justify-content: center;
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align-items: center;
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height: 96vh;
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background-color: #f8d7da;
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color: #721c24;
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font-family: Arial, sans-serif;
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}
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.container {
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text-align: center;
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}
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h1 {
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font-size: 2em;
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}
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p {
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font-size: 1.2em;
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}
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</style>
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</head>
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<body>
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<div class="container">
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<h1>Service Not Available</h1>
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<p>No service is running on port 5000. Please start the Flask server first.</p>
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</div>
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</body>
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</html>
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"""
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def is_port_in_use(port):
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"""
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检查指定端口是否被占用。
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参数:
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port (int): 要检查的端口号。
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返回:
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bool: 如果端口被占用，则返回 True；否则返回 False。
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"""
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with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
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return s.connect_ex(('127.0.0.1', port)) == 0
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if __name__ == '__main__':
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port = 5000
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if is_port_in_use(port):
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webview.create_window("Demo", f"http://127.0.0.1:{port}",fullscreen=False)
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else:
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webview.create_window("Error", html=ERROR_PAGE_CONTENT,fullscreen=False)
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webview.start()
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