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发表于 2024-4-5 22:02:54
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当然可以,以下是一个简单的示例代码实现你所描述的功能:
- import sys
- import random
- from PySide6.QtWidgets import QApplication, QMainWindow, QLabel, QLineEdit, QPushButton, QMessageBox, QVBoxLayout, QHBoxLayout, QWidget, QProgressBar
- from PySide6.QtCore import Qt
- class BaseWindow(QMainWindow):
- def __init__(self):
- super().__init__()
- self.setWindowTitle("Base Window")
- self.resize(400, 300)
-
- self.welcome_label = QLabel("Welcome to Base Window!", self)
- self.welcome_label.setAlignment(Qt.AlignCenter)
-
- self.username_label = QLabel("Username:", self)
- self.username_input = QLineEdit(self)
- self.password_label = QLabel("Password:", self)
- self.password_input = QLineEdit(self)
- self.password_input.setEchoMode(QLineEdit.Password)
- self.login_button = QPushButton("Login", self)
-
- self.progress_bar = QProgressBar(self)
- self.progress_bar.hide()
-
- layout = QVBoxLayout()
- layout.addWidget(self.welcome_label)
- layout.addWidget(self.username_label)
- layout.addWidget(self.username_input)
- layout.addWidget(self.password_label)
- layout.addWidget(self.password_input)
- layout.addWidget(self.login_button)
- layout.addWidget(self.progress_bar)
-
- widget = QWidget()
- widget.setLayout(layout)
- self.setCentralWidget(widget)
-
- self.login_button.clicked.connect(self.login)
-
- self.error_count = 0
-
- def login(self):
- username = self.username_input.text()
- password = self.password_input.text()
-
- if username == "admin" and password == "123456":
- self.start_progress_bar()
- else:
- self.error_count += 1
- if self.error_count >= 3:
- QMessageBox.critical(self, "Error", "Too many login attempts!")
- self.close()
- else:
- QMessageBox.warning(self, "Error", "Incorrect username or password!")
-
- def start_progress_bar(self):
- self.progress_bar.setValue(0)
- self.progress_bar.show()
-
- self.timer = self.startTimer(100)
-
- def timerEvent(self, event):
- value = self.progress_bar.value() + 1
- if value > 100:
- self.stop_progress_bar()
- self.open_window_a()
- else:
- self.progress_bar.setValue(value)
-
- def stop_progress_bar(self):
- self.killTimer(self.timer)
-
- def open_window_a(self):
- self.window_a = WindowA()
- self.window_a.show()
- self.hide()
- class WindowA(QMainWindow):
- def __init__(self):
- super().__init__()
- self.setWindowTitle("Window A")
- self.resize(600, 400)
-
- self.input_label = QLabel("Enter company name or credit code:", self)
- self.input_box = QLineEdit(self)
- self.search_button = QPushButton("Search", self)
-
- self.result_label = QLabel("Results:", self)
- self.result_text = QLabel(self)
-
- self.database_label = QLabel("Enter database name:", self)
- self.database_input = QLineEdit(self)
- self.compare_button = QPushButton("Compare", self)
-
- layout = QVBoxLayout()
- layout.addWidget(self.input_label)
- layout.addWidget(self.input_box)
- layout.addWidget(self.search_button)
- layout.addWidget(self.result_label)
- layout.addWidget(self.result_text)
- layout.addWidget(self.database_label)
- layout.addWidget(self.database_input)
- layout.addWidget(self.compare_button)
-
- widget = QWidget()
- widget.setLayout(layout)
- self.setCentralWidget(widget)
-
- self.search_button.clicked.connect(self.search_company)
- self.compare_button.clicked.connect(self.compare_data)
-
- def search_company(self):
- input_text = self.input_box.text()
- # Simulating search and retrieving results
- results = f"Search results for '{input_text}':\nResult 1\nResult 2\nResult 3"
- self.result_text.setText(results)
-
- def compare_data(self):
- database_name = self.database_input.text()
- # Simulating data comparison
- diff = random.choice(["Difference 1", "Difference 2", "Difference 3"])
-
- if diff:
- self.open_window_b(diff)
- else:
- QMessageBox.information(self, "Info", "No difference found!")
-
- def open_window_b(self, diff):
- self.window_b = WindowB(diff)
- self.window_b.show()
- self.hide()
- class WindowB(QMainWindow):
- def __init__(self, diff):
- super().__init__()
- self.setWindowTitle("Window B")
- self.resize(400, 300)
-
- self.diff_label = QLabel(f"Differences found:\n{diff}", self)
- self.diff_label.setAlignment(Qt.AlignCenter)
-
- layout = QVBoxLayout()
- layout.addWidget(self.diff_label)
-
- widget = QWidget()
- widget.setLayout(layout)
- self.setCentralWidget(widget)
- if __name__ == "__main__":
- app = QApplication(sys.argv)
- window = BaseWindow()
- window.show()
- sys.exit(app.exec())
复制代码
这段代码创建了三个窗口:`BaseWindow`、`WindowA`和`WindowB`。`BaseWindow`是初始界面,用户需要在此输入用户名和密码进行登录。如果登录成功,进度条将逐渐增加(模拟进度),当进度条达到100时,关闭`BaseWindow`并打开`WindowA`。在`WindowA`中,用户可以输入要搜索的公司名称或统一社会信用代码,搜索结果将显示在上半部分。然后用户可以输入数据库名称,并点击“Compare”按钮,模拟从数据库中提取数据进行比较。如果有差异,关闭`WindowA`并打开`WindowB`,在`WindowB`中显示差异结果。
请注意,这只是一个简单示例,实际应用中可能需要更多的逻辑和错误处理机制。此外,这里使用了随机函数模拟了搜索结果和差异结果,你需要根据实际情况进行修改和补充。
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