??????????????

????

???????????????????????QListWidget????????????Plot?QTableWidget????????????????????????????????????????????????????????????????????????????????PlotCurve??????PlotRaster?????QTableWidget?????????????

???????

1. UI??

??Qt Designer??????????QListWidget??????QFrame????QListWidget???CustomListWidget???????????????mousePressEvent?mouseMoveEvent??????QFrame????QuadSplitter????????????????QWidget??QuadSplitter?

?mainwindow.h????

static const int s_iWidgetsNumber = 4;  // ??????????
QWidget * m_pShowWidgets[2][2];    // ???????????

??CreateCharts???

void MainWindow::CreateCharts()
{
    for (int i = 0; i < s_iWidgetsNumber; i++)
    {
        // ????
        m_pShowWidgets[i/2][i%2] = new Plot;
        ui->frameDisplay->addWidget(m_pShowWidgets[i/2][i%2], i/2, i%2);
        connect(m_pShowWidgets[i/2][i%2], SIGNAL(FullScreenToggle(QWidget*, bool)), this, SLOT(OnToggleSize(QWidget*, bool)));
        connect(m_pShowWidgets[i/2][i%2], SIGNAL(DragComplete(QWidget*, QString)), this, SLOT(OnDragComplete(QWidget*, QString)));
    }
}

2. ??????

????????????????????????????????QWT?????Plot?????PlotCurve?PlotRaster?????????PlotTable????PIMP???Pointer to Implementation???CustomTableWidget?????

Plot????????????????

signals:
void FullScreenToggle(QWidget* pWidget, bool bFullScreen);
void DragComplete(QWidget* pWidget, QString strTestItem);
events:
void mouseDoubleClickEvent(QMouseEvent *event);
void dragEnterEvent(QDragEnterEvent *event);
void dropEvent(QDropEvent *event);

3. ??????????

??????????????CTestItem???QObject????Q_OBJECT????????QPointer?????????????????????

????OnDragComplete?

void MainWindow::OnDragComplete(QWidget *pWidget, QString itemName)
{
    for (int i = 0; i < s_iWidgetsNumber; ++i)
    {
        if (pWidget == (m_pShowWidgets[i/2][i%2]))
        {
            m_pTestItems[i/2][i%2] = CRuntimeClass::LoadObject(itemName.toStdWString().c_str(), &m_pShowWidgets[i/2][i%2]);
            if (m_pShowWidgets[i/2][i%2]->parentWidget() != ui->frameDisplay)
            {
                ui->frameDisplay->addWidget(m_pShowWidgets[i/2][i%2], i/2, i%2);
                connect(m_pShowWidgets[i/2][i%2], SIGNAL(FullScreenToggle(QWidget*, bool)), this, SLOT(OnToggleSize(QWidget*, bool)));
                connect(m_pShowWidgets[i/2][i%2], SIGNAL(DragComplete(QWidget*, QString)), this, SLOT(OnDragComplete(QWidget*, QString)));
            }
        }
    }
}

????????????????????CTestItem?????????????????????????????

if (!(m_pShowWidget = qobject_cast
   
    (*ppWidget)))
{
    qDebug("qobject_cast to PlotCurve failed");
    delete(*ppWidget);
    *ppWidget = NULL;
    *ppWidget = new PlotCurve;
}

??

??????????????????????????????????????????????????????????????QWT????????????????

转载地址：http://qkqu.baihongyu.com/

你可能感兴趣的文章