38 lines
803 B
Python
38 lines
803 B
Python
# -*- coding: utf-8 -*-
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'''
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【簡介】
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PyQt5中QSpinBox範例
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'''
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import sys
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from PyQt5.QtCore import *
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from PyQt5.QtGui import *
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from PyQt5.QtWidgets import *
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class spindemo(QWidget):
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def __init__(self, parent=None):
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super(spindemo, self).__init__(parent)
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self.setWindowTitle("SpinBox 範例")
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self.resize(300, 100)
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layout = QVBoxLayout()
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self.l1=QLabel("current value:")
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self.l1.setAlignment(Qt.AlignCenter)
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layout.addWidget(self.l1)
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self.sp = QSpinBox()
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layout.addWidget(self.sp)
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self.sp.valueChanged.connect(self.valuechange)
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self.setLayout(layout)
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def valuechange(self):
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self.l1.setText("目前值：" + str(self.sp.value()) )
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if __name__ == '__main__':
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app = QApplication(sys.argv)
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ex = spindemo()
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ex.show()
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sys.exit(app.exec_())
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