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

????

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

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