26 lines
655 B
C++
26 lines
655 B
C++
#include "smallwidget.h"
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SmallWidget::SmallWidget(QWidget *parent) : QWidget(parent)
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{
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spinBox = new QSpinBox(this);
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spinBox->setGeometry(20,20,100,50);
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slider = new QSlider(Qt::Vertical,this); // Horizontal 垂直方向
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slider->setGeometry(140,20,40,100);
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slider->setMaximum(100);
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QHBoxLayout *layout = new QHBoxLayout(this);
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layout->addWidget(spinBox);
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layout->addWidget(slider);
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setLayout(layout); // 设置当前 QWidget 的布局
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connect(slider,&QSlider::valueChanged,[&](int val){
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spinBox->setValue(val);
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});
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connect(spinBox, SIGNAL(valueChanged(int)), slider, SLOT(setValue(int)));
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}
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