QT自定义messagebox弹窗

样例：设计的比较简单，图片资源都是在网上找的，就不上传了，可以自己优化完善

上代码：

defMessageBox.h:

#ifndef DEFMESSAGEBOX_H
#define DEFMESSAGEBOX_H

#include 
#include 
#include 
#include 

namespace Ui {
    class DefMessageBox;
}

enum BTNTYPE
{
	OK = 0x1 << 2,//0x00000400
	CANCEL = 0x1 << 3,//0x00002000
	YES = 0x1 << 4,//0x00000800
	NO = 0x1 << 5,//0x00400000
	CLOSE = 0x1 << 6
};

class DefMessageBox : public QDialog
{
    Q_OBJECT

public:
    explicit DefMessageBox(QWidget *parent, const QString& title, const QString& text, int type = BTNTYPE::OK);
    ~DefMessageBox();

private:
    Ui::DefMessageBox *ui;

    //创建控件
    void CreateControl(const QString& title, const QString& text, int type);
    // 设置窗体图标
    void setIcon(const QString &icon);
    //按钮图片三种状态切图
    void SetButtonStyle(QPushButton *button, QString imgsrc, int CutSec);

    QPushButton *okBtn;
    QPushButton *cancleBtn;
    QPushButton *yesBtn;
    QPushButton *noBtn;
    QPushButton *closeBtn;

    QLabel *titleLabel;
    QLabel *textLabel;
    QLabel *iconLabel;

    BTNTYPE retType;//返回类型

protected:
    QPoint move_point;                          //移动的距离
    bool mouse_press;                           //鼠标按下
    void mousePressEvent(QMouseEvent *qevent);  //鼠标按下事件
    void mouseReleaseEvent(QMouseEvent *qevent);//鼠标释放事件
    void mouseMoveEvent(QMouseEvent *qevent);   //鼠标移动事件

public:
    inline BTNTYPE getRetValue() { return retType; }

    private slots :
        void btnOk();
    void btnCancel();
    void btnYes();
    void btnNo();
    void btnClose();

public:
    //调用不同类型弹出框接口
    static BTNTYPE Information(QWidget *parent, const QString& title, const QString& text, int type = BTNTYPE::OK);
    static BTNTYPE Error(QWidget *parent, const QString& title, const QString& text, int type = BTNTYPE::OK);
    static BTNTYPE Success(QWidget *parent, const QString& title, const QString& text, int type = BTNTYPE::OK);
    static BTNTYPE Question(QWidget *parent, const QString& title, const QString& text, int type = BTNTYPE::OK);
    static BTNTYPE Warning(QWidget *parent, const QString& title, const QString& text, int type = BTNTYPE::OK);
};

#endif // DEFMESSAGEBOX_H

defMessageBox.cpp:

#include "defmessagebox.h"
#include "ui_defmessagebox.h"
#include 

QString g_BtnLeft = "QPushButton{"
"background-color: rgb(23,26,31);"
"border-style:outset;"                  //边框样式（inset/outset）
"border-width:1px;"                     //边框宽度像素
"border-radius:3px;"                   //边框圆角半径像素
"border-color:rgb(52,235,124);"          //边框颜色
"font:14px;"                       //字体，字体大小
"color:rgb(0,255,127);"   //字体颜色
"}"
"QPushButton:hover{border-color: rgb(56,255,136);}"
"QPushButton:pressed{border-color: rgb(52,235,124);}";

QString g_BtnRight = "QPushButton{"
"background-color: rgb(23,26,31);"
"border-style:outset;"
"border-width:1px;"
"border-radius:3px;"
"border-color:rgb(204,204,204);"
"font:14px;"
"color:rgb(255,255,255);"
"}"
"QPushButton:hover{border-color: rgb(229,229,229);}"
"QPushButton:pressed{border-color: rgb(204,204,204);}";

DefMessageBox::DefMessageBox(QWidget *parent, const QString& title, const QString& text, int type) :
    QDialog(parent),
    ui(new Ui::DefMessageBox)
{
    ui->setupUi(this);
    setFixedSize(392, 222);//固定窗口大小
    setStyleSheet("#DefMsgBox {border:1px solid rgb(24,107,57);background-color: rgb(23,26,31) }");
    setWindowFlags(Qt::FramelessWindowHint);//隐藏顶部栏
    setWindowModality(Qt::ApplicationModal);
    CreateControl(title, text, type);
}

DefMessageBox::~DefMessageBox()
{
    delete ui;
}

void DefMessageBox::mousePressEvent(QMouseEvent *qevent)
{
    if (qevent->button() == Qt::LeftButton)
    {
        mouse_press = true;
        move_point = qevent->pos();
    }
}
void DefMessageBox::mouseMoveEvent(QMouseEvent *qevent)
{
    if (mouse_press)
    {
        QPoint move_pos = qevent->globalPos();
        this->move(move_pos - move_point);
    }
}
void DefMessageBox::mouseReleaseEvent(QMouseEvent *qevent)
{
    mouse_press = false;
}

void DefMessageBox::SetButtonStyle(QPushButton *button, QString imgsrc, int CutSec)
{
    int img_w = QPixmap(imgsrc).width();
    int img_h = QPixmap(imgsrc).height();
    int PicWidth = img_w / CutSec;
    button->setFixedSize(PicWidth, img_h);
    button->setStyleSheet(QString("QPushButton{color: rgb(255, 255, 255);border-width: %1px; border-image: url(%2)  0 0 0 %3 repeat  repeat;border-width: 0px; border-radius: 0px;}")
        .append("QPushButton::hover{border-image: url(%2) 0 0 0 %4  repeat  repeat;}")
        .append("QPushButton::checked{border-image: url(%2) 0  0 0 %4 repeat  repeat;}")
        .append("QPushButton::pressed{border-image: url(%2) 0  0 0 %5 repeat  repeat;}")
        .arg(img_w).arg(imgsrc).arg(0).arg(PicWidth * 1).arg(PicWidth * 2));
}

void DefMessageBox::CreateControl(const QString& title, const QString& text, int type)
{
    int bottom = 10;//按钮距底部高度
    int bw = 80;//按钮宽高
    int bh = 25;
    int w = this->width();
    int h = this->height();

    QHBoxLayout *layout = new QHBoxLayout;
	if ((type & BTNTYPE::OK) == BTNTYPE::OK)
	{
		QPushButton *button = new QPushButton("ok");
		button->setMinimumSize(QSize(60,25));
		button->setStyleSheet(g_BtnLeft);
		connect(button, &QPushButton::clicked, this, &DefMessageBox::btnOk);
		layout->addWidget(button,0, Qt::AlignHCenter);
	}
	if ((type & BTNTYPE::CANCEL) == BTNTYPE::CANCEL)
	{
		QPushButton *button = new QPushButton("cancel");
		button->setMinimumSize(QSize(60, 25));
		button->setStyleSheet(g_BtnRight);
		connect(button, &QPushButton::clicked, this, &DefMessageBox::btnCancel);
		layout->addWidget(button, 0, Qt::AlignHCenter);
	}
	if ((type & BTNTYPE::YES) == BTNTYPE::YES)
	{
		QPushButton *button = new QPushButton("yes");
		button->setMinimumSize(QSize(60, 25));
		button->setStyleSheet(g_BtnLeft);
		connect(button, &QPushButton::clicked, this, &DefMessageBox::btnYes);
		layout->addWidget(button, 0, Qt::AlignHCenter);
	}
	if ((type & BTNTYPE::NO) == BTNTYPE::NO)
	{
		QPushButton *button = new QPushButton("no");
		button->setMinimumSize(QSize(60, 25));
		button->setStyleSheet(g_BtnRight);
		connect(button, &QPushButton::clicked, this, &DefMessageBox::btnNo);
		layout->addWidget(button, 0, Qt::AlignHCenter);
	}
	if ((type & BTNTYPE::CLOSE) == BTNTYPE::CLOSE)
	{
		QPushButton *button = new QPushButton("close");
		button->setMinimumSize(QSize(60, 25));
		button->setStyleSheet(g_BtnRight);
		connect(button, &QPushButton::clicked, this, &DefMessageBox::btnClose);
		layout->addWidget(button, 0, Qt::AlignHCenter);
	}

    //右上角close按钮
    closeBtn = new QPushButton(this);
    SetButtonStyle(closeBtn, ":/res/titlebar/sub.png", 3);
    closeBtn->setGeometry(w - 22 - 1, 1, 22, 22);
    connect(closeBtn, &QPushButton::clicked, this, &DefMessageBox::btnClose);
    //title文字
    titleLabel = new QLabel(this);
    titleLabel->setText(title);
    titleLabel->setStyleSheet("QLabel{font-family :微软雅黑;font-size: 14px;color: rgb(255,255,255);background-color: rgb(23,26,31);}");
    titleLabel->move(5, 2);
    //中间text
    textLabel = new QLabel(this);
    textLabel->setText(text);
    textLabel->setStyleSheet("QLabel{font-family :微软雅黑;font-size: 14px;color: rgb(255,255,255);background-color: rgb(23,26,31);}");
    textLabel->setGeometry(25, 25, w - 50, 27 * 4);
    textLabel->setWordWrap(true);
    textLabel->setAlignment(Qt::AlignCenter);

	setLayout(layout);
}

void DefMessageBox::btnOk()
{
    retType = BTNTYPE::OK;
    close();
}
void DefMessageBox::btnCancel()
{
    retType = BTNTYPE::CANCEL;
    close();
}
void DefMessageBox::btnYes()
{
    retType = BTNTYPE::YES;
    close();
}
void DefMessageBox::btnNo()
{
    retType = BTNTYPE::NO;
    close();
}
void DefMessageBox::btnClose()
{
    retType = BTNTYPE::CLOSE;
    close();
}

void DefMessageBox::setIcon(const QString &icon)
{
    //    if(textLabel)
    //    {
    //        int w = this->width();
    //        textLabel->setGeometry(100,75,w-120,27*4);
    //        textLabel->setAlignment(Qt::AlignTop);
    //    }
    //    iconLabel = new QLabel(this);
    //    iconLabel->setPixmap(QPixmap(icon));
    //    iconLabel->move(30,70);
}

BTNTYPE DefMessageBox::Information(QWidget *parent, const QString& title, const QString& text, int type)
{
    DefMessageBox box(parent, title, text, type);
    box.exec();
    return box.getRetValue();
}
BTNTYPE DefMessageBox::Error(QWidget *parent, const QString& title, const QString& text, int type)
{
    DefMessageBox box(parent, title, text, type);
    box.setIcon(":/error.png");
    box.exec();
    return box.getRetValue();
}
BTNTYPE DefMessageBox::Success(QWidget *parent, const QString& title, const QString& text, int type)
{
    DefMessageBox box(parent, title, text, type);
    box.setIcon(":/sucess.png");
    box.exec();
    return box.getRetValue();
}
BTNTYPE DefMessageBox::Question(QWidget *parent, const QString& title, const QString& text, int type)
{
    DefMessageBox box(parent, title, text, type);
    box.setIcon(":/qes.png");
    box.exec();
    return box.getRetValue();
}
BTNTYPE DefMessageBox::Warning(QWidget *parent, const QString& title, const QString& text, int type)
{
    DefMessageBox box(parent, title, text, type);
    box.setIcon(":/war.png");
    box.exec();
    return box.getRetValue();
}

调用方法：调用接口都封装成DefMessageBox类的静态成员函数了，示例：

int nRet = DefMessageBox::Warning(NULL, "提示", "Are you sure?", BTNTYPE::YES | BTNTYPE::No);
if (BTNTYPE::YES == nRet)
{
}