#include "CustomButton.h"

 CustomButton::CustomButton(QWidget* parent)

     : QPushButton(parent)

     , m_bCheckState(false)

 {

     setFixedSize(, );

     setFlat(true);

 }

 void CustomButton::mousePressEvent(QMouseEvent *event)

 {

     if (m_bCheckState)

     {

         m_bCheckState = false;

         setStyleSheet("QPushButton{background-image:url(:/new/image/mute.png);border:none;}");

     }

     else

     {

         m_bCheckState = true;

         setStyleSheet("QPushButton{background-image:url(:/new/image/unmute.png);border:none;}");

     }

     return QPushButton::mousePressEvent(event);

 }

 #ifndef CUSTOMBUTTON_H

 #define CUSTOMBUTTON_H

 #include <QPushButton>

 class CustomButton : public QPushButton

 {

 public:

     CustomButton(QWidget* parent = Q_NULLPTR);

 protected:

     void mousePressEvent(QMouseEvent* event);

 private:

     bool m_bCheckState;

 };

 #endif // CUSTOMBUTTON_H

#-------------------------------------------------

#

# Project created by QtCreator

#

#-------------------------------------------------

QT       += core gui

greaterThan(QT_MAJOR_VERSION, ): QT += widgets

TARGET = TestState

TEMPLATE = app

# The following define makes your compiler emit warnings if you use

# any feature of Qt which as been marked as deprecated (the exact warnings

# depend on your compiler). Please consult the documentation of the

# deprecated API in order to know how to port your code away from it.

DEFINES += QT_DEPRECATED_WARNINGS

# You can also make your code fail to compile if you use deprecated APIs.

# In order to do so, uncomment the following line.

# You can also select to disable deprecated APIs only up to a certain version of Qt.

#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.

SOURCES += main.cpp\

        widget.cpp \

    CustomButton.cpp

HEADERS  += widget.h \

    CustomButton.h

FORMS    += widget.ui

RESOURCES += \

    image.qrc