Files
cbh/ElaWidgetTools/private/ElaTabWidgetPrivate.cpp
2025-09-19 22:40:52 +08:00

108 lines
4.1 KiB
C++

#include "ElaTabWidgetPrivate.h"
#include "ElaCustomTabWidget.h"
#include "ElaTabBar.h"
#include "ElaTabWidget.h"
#include <QApplication>
#include <QDebug>
#include <QMimeData>
#include <QMouseEvent>
ElaTabWidgetPrivate::ElaTabWidgetPrivate(QObject* parent)
: QObject{parent}
{
}
ElaTabWidgetPrivate::~ElaTabWidgetPrivate()
{
}
void ElaTabWidgetPrivate::onTabDragCreate(QDrag* drag)
{
Q_Q(ElaTabWidget);
QMimeData* mimeData = drag->mimeData();
mimeData->setProperty("ElaTabWidgetObject", QVariant::fromValue(q));
int index = mimeData->property("TabIndex").toInt();
QString tabText = q->tabText(index);
QIcon tabIcon = q->tabIcon(index);
QWidget* dragWidget = q->widget(index);
QVariant originTabWidgetVariant = dragWidget->property("ElaOriginTabWidget");
ElaTabBar* tabBarObject = mimeData->property("ElaTabBarObject").value<ElaTabBar*>();
if (!originTabWidgetVariant.isValid() && q->objectName() != "ElaCustomTabWidget")
{
dragWidget->setProperty("ElaOriginTabWidget", QVariant::fromValue<ElaTabWidget*>(q));
}
mimeData->setProperty("DragWidget", QVariant::fromValue(dragWidget));
QMouseEvent releaseEvent(QEvent::MouseButtonRelease, QPoint(-1, -1), QPoint(-1, -1), Qt::LeftButton, Qt::LeftButton, Qt::NoModifier);
QApplication::sendEvent(tabBarObject, &releaseEvent);
if (drag->exec() == Qt::IgnoreAction)
{
// 创建新窗口
ElaTabBar* originCustomTabBar = tabBarObject;
if (originCustomTabBar && originCustomTabBar->objectName() == "ElaCustomTabBar")
{
originCustomTabBar->removeTab(index);
}
QWidget* floatParentWidget = originTabWidgetVariant.value<ElaTabWidget*>();
if (!floatParentWidget)
{
floatParentWidget = dragWidget->property("ElaFloatParentWidget").value<QWidget*>();
}
ElaCustomTabWidget* floatWidget = new ElaCustomTabWidget(floatParentWidget);
ElaTabBar* customTabBar = floatWidget->getCustomTabBar();
dragWidget->setProperty("CurrentCustomBar", QVariant::fromValue<ElaTabBar*>(customTabBar));
floatWidget->addTab(dragWidget, tabIcon, tabText);
floatWidget->show();
QPoint cursorPoint = QCursor::pos();
floatWidget->move(cursorPoint.x() - floatWidget->width() / 2, cursorPoint.y() - 40);
}
}
void ElaTabWidgetPrivate::onTabDragDrop(const QMimeData* mimeData)
{
Q_Q(ElaTabWidget);
QWidget* dragWidget = mimeData->property("DragWidget").value<QWidget*>();
QString tabText = mimeData->property("TabText").toString();
QIcon tabIcon = mimeData->property("TabIcon").value<QIcon>();
ElaTabBar* customTabBar = mimeData->property("ElaTabBarObject").value<ElaTabBar*>();
int index = mimeData->property("TabIndex").toInt();
int dropIndex = mimeData->property("TabDropIndex").toInt();
if (customTabBar && customTabBar->objectName() == "ElaCustomTabBar")
{
customTabBar->removeTab(index);
}
q->insertTab(dropIndex, dragWidget, tabIcon, tabText);
if (_customTabBar)
{
dragWidget->setProperty("CurrentCustomBar", QVariant::fromValue<ElaTabBar*>(_customTabBar));
_customTabBar->insertTab(dropIndex, tabIcon, tabText);
}
}
void ElaTabWidgetPrivate::onTabCloseRequested(int index)
{
Q_Q(ElaTabWidget);
QWidget* closeWidget = q->widget(index);
ElaTabWidget* originTabWidget = closeWidget->property("ElaOriginTabWidget").value<ElaTabWidget*>();
if (originTabWidget && originTabWidget != q)
{
ElaTabBar* customTabBar = closeWidget->property("CurrentCustomBar").value<ElaTabBar*>();
if (customTabBar)
{
customTabBar->removeTab(index);
closeWidget->setProperty("CurrentCustomBar", QVariant::fromValue<ElaTabBar*>(nullptr));
}
originTabWidget->addTab(closeWidget, q->tabIcon(index), q->tabText(index));
}
else if (!originTabWidget && q->objectName() == "ElaCustomTabWidget")
{
_customTabBar->removeTab(index);
q->removeTab(index);
closeWidget->deleteLater();
}
else
{
q->removeTab(index);
closeWidget->deleteLater();
}
}