MdiArea窗口最大化右上角显示异常

[zhangzengzeng]

SARibbonBard 版本：最新版（未使用qwk)
qt版本：5.15.2
问题描述：MdiArea窗口最大化显示异常


使用方法如下：新建MainForm，其继承MenuSARibbon(par)

问题：
在TabWidget中添加的mdiarea窗口在最大化时，右上角显示异常，该问题该如何规避

mdiarea window code：
#include "tracewindow.h"
#include "ui_tracewindow.h"

#include

QTextEdit *TraceWindow::log_text = nullptr;
QMdiSubWindow *TraceWindow::sub_window_log = nullptr;
QTextEdit *TraceWindow::parse_data_text = nullptr;
QMdiSubWindow *TraceWindow::sub_window_parse_data = nullptr;
QTextEdit *TraceWindow::origin_text = nullptr;
QMdiSubWindow *TraceWindow::sub_window_origin_data = nullptr;

TraceWindow::TraceWindow(QWidget *parent) :
QWidget(parent),
ui(new Ui::TraceWindow)
{
ui->setupUi(this);
ui->mdiArea->setBackground(Qt::NoBrush);
ui->mdiArea->setStyleSheet("background-color: #c7d1e1");
creat_windw(windows_type_t::log_data);
creat_windw(windows_type_t::parse_data);
creat_windw(windows_type_t::origin_data);
connect(ui->mdiArea, &QMdiArea::subWindowActivated, this, &TraceWindow::onMdiAreaSubWindowActivated);
}

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

void TraceWindow::creat_windw(windows_type_t window_type)
{
switch(window_type)
{
case windows_type_t::log_data:
{
if(log_text != nullptr && sub_window_log != nullptr)
{
//已经存在log窗口，无需新建
qDebug()<<"log window alread exit";
}
else
{
log_text = new QTextEdit();
sub_window_log = new QMdiSubWindow();
sub_window_log->setWidget(log_text);
sub_window_log->setWindowIcon(QIcon(":/icon/icon/log.svg"));
sub_window_log->setStyleSheet("background-color: #ffffff");
sub_window_log->resize(300,100);
sub_window_log->setWindowTitle("Log");
ui->mdiArea->addSubWindow(sub_window_log);
// 如果你用qwk，你需要安装mdi窗口的最大最小化按钮到frameless框架中，你需要绑定此槽函数
connect(sub_window_log, &QMdiSubWindow::windowStateChanged, this, &TraceWindow::onSubWindowStateChanged);
}

    break;
}
case windows_type_t::parse_data:
{
    if(parse_data_text != nullptr && sub_window_parse_data != nullptr)
    {
        //已经存在log窗口，无需新建
        qDebug()<<"log window alread exit";
    }
    else
    {
        parse_data_text       = new QTextEdit();
        sub_window_parse_data = new QMdiSubWindow();
        sub_window_parse_data->setWidget(parse_data_text);
        sub_window_parse_data->setWindowIcon(QIcon(":/icon/icon/log.svg"));
        sub_window_parse_data->setStyleSheet("background-color: #ffffff");
        sub_window_parse_data->resize(300,100);
        sub_window_parse_data->setWindowTitle("Log");
        ui->mdiArea->addSubWindow(sub_window_parse_data);
        connect(sub_window_parse_data, &QMdiSubWindow::windowStateChanged, this, &TraceWindow::onSubWindowStateChanged);
    }

    break;
}
case windows_type_t::origin_data:
{
    if(origin_text != nullptr && sub_window_origin_data != nullptr)
    {
        //已经存在log窗口，无需新建
        qDebug()<<"log window alread exit";
    }
    else
    {
        origin_text       = new QTextEdit();
        sub_window_origin_data = new QMdiSubWindow();
        sub_window_origin_data->setWidget(origin_text);
        sub_window_origin_data->setWindowIcon(QIcon(":/icon/icon/log.svg"));
        sub_window_origin_data->setStyleSheet("background-color: #ffffff");
        sub_window_origin_data->resize(300,100);
        sub_window_origin_data->setWindowTitle("Log");
        ui->mdiArea->addSubWindow(sub_window_origin_data);
        connect(sub_window_origin_data, &QMdiSubWindow::windowStateChanged, this, &TraceWindow::onSubWindowStateChanged);
    }

    break;
}
default:
{
    break;
}
}

}

void TraceWindow::Print_Info_Log(QString log)
{
if(log_text != nullptr && sub_window_log != nullptr)
{
log_text->append(log);
}
else
{
qDebug()<<"log window not exit";
}
}

/**

• @brief 窗口激活后对cornerwidget的绑定
• @note mdi窗口的状态变化会导致原来的cornerwidget删除，因此，subWindowActivated和windowStateChanged这两个都要绑定，
• 防止任意一种状态变化没有监测到，例如最大化状态关闭所有窗口，再新建一个窗口，这时候它不会触发windowStateChanged，但会触发subWindowActivated
• @param window
  /
  void TraceWindow::onMdiAreaSubWindowActivated(QMdiSubWindow window)
  {
  #if SARIBBON_USE_3RDPARTY_FRAMELESSHELPER
  if (window) {
  SARibbonBar* ribbon = ribbonBar();
  QWidget* cw = ribbon->cornerWidget(Qt::TopRightCorner);
  if (cw && cw != m_mdiCornerWidget) {
  qDebug() << "set mdi corner widget in frameless|onMdiAreaSubWindowActivated";
  setFramelessHitTestVisible(cw);
  m_mdiCornerWidget = cw;
  }
  }
  #endif
  }

/**

• @brief 子窗口变化对cornerwidget的绑定
• @param oldState
• @param newState
  /
  void TraceWindow::onSubWindowStateChanged(Qt::WindowStates oldState, Qt::WindowStates newState)
  {
  #if SARIBBON_USE_3RDPARTY_FRAMELESSHELPER
  if (newState.testFlag(Qt::WindowMaximized)) {
  SARibbonBar ribbon = ribbonBar();
  QWidget* cw = ribbon->cornerWidget(Qt::TopRightCorner);
  if (cw && cw != m_mdiCornerWidget) {
  qDebug() << "set mdi corner widget in frameless|onSubWindowStateChanged";
  setFramelessHitTestVisible(cw);
  m_mdiCornerWidget = cw;
  }
  }
  #endif
  }