qt_demoe/framelesswidget/frmframelesswidget.cpp

#pragma execution_character_set("utf-8")

#include "frmframelesswidget.h"
#include "ui_frmframelesswidget.h"
#include "qpushbutton.h"
#include "qcheckbox.h"
#include "framelesswidget.h"
#include "framelesswidget2.h"

frmFramelessWidget::frmFramelessWidget(QWidget *parent) : QWidget(parent), ui(new Ui::frmFramelessWidget)
{
    ui->setupUi(this);
    widget1 = 0;
    frameless = 0;
    frameless2 = 0;
}

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

void frmFramelessWidget::closeEvent(QCloseEvent *)
{
    exit(0);
}

void frmFramelessWidget::initWidget(QWidget *w)
{
    //设置无边框属性
    w->setWindowFlags(Qt::WindowStaysOnTopHint | Qt::FramelessWindowHint);
    //w->setWindowFlags(Qt::FramelessWindowHint | Qt::WindowSystemMenuHint | Qt::WindowMinMaxButtonsHint);
    w->setWindowTitle("自由拉伸无边框窗体");
    w->setMinimumSize(200, 120);
    w->resize(480, 320);

    //设置下背景颜色区别看
    QPalette palette = w->palette();
    palette.setBrush(QPalette::Window, QColor(162, 121, 197));
    w->setPalette(palette);

    QPushButton *btn = new QPushButton(w);
    btn->setText("关闭");
    btn->setGeometry(10, 10, 130, 25);
    connect(btn, SIGNAL(clicked(bool)), w, SLOT(close()));

    QCheckBox *cboxMove = new QCheckBox(w);
    cboxMove->setText("可移动");
    cboxMove->setChecked(true);
    cboxMove->setGeometry(10, 40, 70, 25);
    connect(cboxMove, SIGNAL(stateChanged(int)), this, SLOT(stateChanged1(int)));

    QCheckBox *cboxResize = new QCheckBox(w);
    cboxResize->setText("可拉伸");
    cboxResize->setChecked(true);
    cboxResize->setGeometry(80, 40, 70, 25);
    connect(cboxResize, SIGNAL(stateChanged(int)), this, SLOT(stateChanged2(int)));
}

void frmFramelessWidget::on_pushButton_clicked()
{
    if (widget1 == 0) {
        widget1 = new QWidget;
        this->initWidget(widget1);
        frameless = new FramelessWidget(widget1);
        frameless->setWidget(widget1);
    }

    widget1->show();
}

void frmFramelessWidget::stateChanged1(int arg1)
{
    if (frameless != 0) {
        frameless->setMoveEnable(arg1 != 0);
    }
    if (frameless2 != 0) {
        frameless2->setMoveEnable(arg1 != 0);
    }
}

void frmFramelessWidget::stateChanged2(int arg1)
{
    if (frameless != 0) {
        frameless->setResizeEnable(arg1 != 0);
    }
    if (frameless2 != 0) {
        frameless2->setResizeEnable(arg1 != 0);
    }
}

void frmFramelessWidget::on_pushButton_2_clicked()
{
    if (frameless2 == 0) {
        frameless2 = new FramelessWidget2;
        this->initWidget(frameless2);
    }

    frameless2->show();
}