58 lines
1.7 KiB
Python
58 lines
1.7 KiB
Python
from PySide6.QtWidgets import QApplication, QWidget, QLabel, QPushButton, QVBoxLayout, QFrame
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from PySide6.QtCore import QTimer, Qt, Signal
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import sys
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import random
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from qfluentwidgets import DisplayLabel
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from module.picker.schema import PickerStudent
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class Widget(QFrame):
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def __init__(self, key: str, parent=None):
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super().__init__(parent=parent)
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# 必须给子界面设置全局唯一的对象名
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self.setObjectName(key.replace(' ', '-'))
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class RollingTextWidget(QWidget):
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finishSignal = Signal()
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def __init__(self, parent=None):
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super().__init__(parent)
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self.current_index = 0
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self.items = []
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self.label = DisplayLabel("", self)
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self.label.setAlignment(Qt.AlignCenter)
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self.layout = QVBoxLayout()
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self.layout.addWidget(self.label)
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self.setLayout(self.layout)
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self.rolling_timer = QTimer(self)
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self.rolling_timer.setInterval(50) # 滚动速度（毫秒）
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self.rolling_timer.timeout.connect(self.update_text)
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self.stop_timer = QTimer(self)
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self.stop_timer.setSingleShot(True)
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self.stop_timer.timeout.connect(self.stop_rolling)
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def update_text(self):
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# 每次显示下一个字符
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self.current_index = (self.current_index + 1) % len(self.items)
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self.label.setText(self.items[self.current_index].name)
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def start_rolling(self):
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if not self.rolling_timer.isActive():
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self.rolling_timer.start()
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self.stop_timer.start(2000) # 2秒后停止滚动
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def stop_rolling(self):
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self.rolling_timer.stop()
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self.finishSignal.emit()
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def set_items(self, items: list[PickerStudent]):
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self.items = items
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