1、概述
源码放在文章末尾
目前实现了三种样式的开关控件按钮，如下所示：
项目部分代码如下所示：
#ifndef IMAGESWITCH_H
#define IMAGESWITCH_H/*** 图片开关控件 * 1. 自带三种开关按钮样式。* 2. 可自定义开关图片。*/#include <QWidget>#ifdef quc
class Q_DECL_EXPORT ImageSwitch : public QWidget
#else
class ImageSwitch : public QWidget
#endif{Q_OBJECTQ_ENUMS(ButtonStyle)Q_PROPERTY(bool isChecked READ getChecked WRITE setChecked)Q_PROPERTY(ButtonStyle buttonStyle READ getButtonStyle WRITE setButtonStyle)public:enum ButtonStyle {ButtonStyle_1 = 0, //开关样式1ButtonStyle_2 = 1, //开关样式2ButtonStyle_3 = 2 //开关样式3};explicit ImageSwitch(QWidget *parent = 0);protected:void mousePressEvent(QMouseEvent *);void paintEvent(QPaintEvent *event);private:bool isChecked; //是否选中ButtonStyle buttonStyle; //按钮样式QString imgOffFile; //关闭图片QString imgOnFile; //开启图片QString imgFile; //当前图片public://默认尺寸和最小尺寸QSize sizeHint() const;QSize minimumSizeHint() const;//获取和设置是否选中bool getChecked() const;void setChecked(bool isChecked);//获取和设置按钮样式ButtonStyle getButtonStyle() const;void setButtonStyle(const ImageSwitch::ButtonStyle &buttonStyle);Q_SIGNALS:void checkedChanged(bool checked);
};#endif // IMAGESWITCH_H
