diff options
Diffstat (limited to 'src/widgets/widgets/qmainwindowlayout.cpp')
| -rw-r--r-- | src/widgets/widgets/qmainwindowlayout.cpp | 675 |
1 files changed, 636 insertions, 39 deletions
diff --git a/src/widgets/widgets/qmainwindowlayout.cpp b/src/widgets/widgets/qmainwindowlayout.cpp index 046666f571..54e956c4cf 100644 --- a/src/widgets/widgets/qmainwindowlayout.cpp +++ b/src/widgets/widgets/qmainwindowlayout.cpp @@ -1,6 +1,7 @@ /**************************************************************************** ** ** Copyright (C) 2015 The Qt Company Ltd. +** Copyright (C) 2015 Olivier Goffart <ogoffart@woboq.com> ** Contact: http://www.qt.io/licensing/ ** ** This file is part of the QtWidgets module of the Qt Toolkit. @@ -49,6 +50,7 @@ #include <qstatusbar.h> #include <qstring.h> #include <qstyle.h> +#include <qstylepainter.h> #include <qvarlengtharray.h> #include <qstack.h> #include <qmap.h> @@ -61,6 +63,7 @@ #include <private/qapplication_p.h> #include <private/qlayoutengine_p.h> +#include <private/qwidgetresizehandler_p.h> #ifdef Q_DEAD_CODE_FROM_QT4_MAC # include <private/qcore_mac_p.h> # include <private/qt_cocoa_helpers_mac_p.h> @@ -68,9 +71,7 @@ QT_BEGIN_NAMESPACE -#ifdef QT_NO_DOCKWIDGET extern QMainWindowLayout *qt_mainwindow_layout(const QMainWindow *window); -#endif /****************************************************************************** ** debug @@ -165,6 +166,228 @@ QDebug operator<<(QDebug debug, const QMainWindowLayout *layout) #endif // !defined(QT_NO_DOCKWIDGET) && !defined(QT_NO_DEBUG) /****************************************************************************** + ** QDockWidgetGroupWindow + */ +// QDockWidgetGroupWindow is the floating window containing the tabbed dockwidgets in case several +// dockwidgets are dragged together (QMainWindow::GroupedDragging feature). +// QDockWidgetGroupLayout is the layout of that window and use a QDockAreaLayoutInfo to layout +// the tabs inside it. +#ifndef QT_NO_DOCKWIDGET +class QDockWidgetGroupLayout : public QLayout { + QDockAreaLayoutInfo info; + QWidgetResizeHandler *resizer; +public: + QDockWidgetGroupLayout(QWidget* parent) : QLayout(parent) { + setSizeConstraint(QLayout::SetMinAndMaxSize); + resizer = new QWidgetResizeHandler(parent); + resizer->setMovingEnabled(false); + } + ~QDockWidgetGroupLayout() { + info.deleteAllLayoutItems(); + } + + void addItem(QLayoutItem*) Q_DECL_OVERRIDE { Q_UNREACHABLE(); } + int count() const Q_DECL_OVERRIDE { return 0; } + QLayoutItem* itemAt(int index) const Q_DECL_OVERRIDE + { + int x = 0; + return info.itemAt(&x, index); + } + QLayoutItem* takeAt(int index) Q_DECL_OVERRIDE + { + int x = 0; + return info.takeAt(&x, index); + } + QSize sizeHint() const Q_DECL_OVERRIDE + { + int fw = frameWidth(); + return info.sizeHint() + QSize(fw, fw); + } + QSize minimumSize() const Q_DECL_OVERRIDE + { + int fw = frameWidth(); + return info.minimumSize() + QSize(fw, fw); + } + QSize maximumSize() const Q_DECL_OVERRIDE + { + int fw = frameWidth(); + return info.maximumSize() + QSize(fw, fw); + } + void setGeometry(const QRect&r) Q_DECL_OVERRIDE + { + QDockAreaLayoutInfo *li = layoutInfo(); + if (li->isEmpty()) { + static_cast<QDockWidgetGroupWindow *>(parent())->destroyIfEmpty(); + return; + } + int fw = frameWidth(); + li->reparentWidgets(parentWidget()); + li->rect = r.adjusted(fw, fw, -fw, -fw); + li->fitItems(); + li->apply(false); + resizer->setActive(QWidgetResizeHandler::Resize, !nativeWindowDeco()); + } + + QDockAreaLayoutInfo *layoutInfo() { + return &info; + } + + bool nativeWindowDeco() const + { + return QDockWidgetLayout::wmSupportsNativeWindowDeco(); + } + + int frameWidth() const + { + return nativeWindowDeco() ? 0 : + parentWidget()->style()->pixelMetric(QStyle::PM_DockWidgetFrameWidth, 0, parentWidget()); + } +}; + +bool QDockWidgetGroupWindow::event(QEvent *e) +{ + switch (e->type()) { + case QEvent::Close: + // Forward the close to the QDockWidget just as if its close button was pressed + if (QDockWidget *dw = topDockWidget()) { + e->ignore(); + dw->close(); + adjustFlags(); + } + return true; + case QEvent::Move: + // Let QDockWidgetPrivate::moseEvent handle the dragging + if (QDockWidget *dw = topDockWidget()) + static_cast<QDockWidgetPrivate *>(QObjectPrivate::get(dw))->moveEvent(static_cast<QMoveEvent*>(e)); + return true; + case QEvent::NonClientAreaMouseMove: + case QEvent::NonClientAreaMouseButtonPress: + case QEvent::NonClientAreaMouseButtonRelease: + case QEvent::NonClientAreaMouseButtonDblClick: + // Let the QDockWidgetPrivate of the currently visible dock widget handle the drag and drop + if (QDockWidget *dw = topDockWidget()) + static_cast<QDockWidgetPrivate *>(QObjectPrivate::get(dw))->nonClientAreaMouseEvent(static_cast<QMouseEvent*>(e)); + return true; + case QEvent::ChildAdded: + if (qobject_cast<QDockWidget *>(static_cast<QChildEvent*>(e)->child())) + adjustFlags(); + break; + default: + break; + } + return QWidget::event(e); +} + +void QDockWidgetGroupWindow::paintEvent(QPaintEvent *) +{ + QDockWidgetGroupLayout *lay = static_cast<QDockWidgetGroupLayout *>(layout()); + bool nativeDeco = lay->nativeWindowDeco(); + + if (!nativeDeco) { + QStyleOptionFrame framOpt; + framOpt.init(this); + QStylePainter p(this); + p.drawPrimitive(QStyle::PE_FrameDockWidget, framOpt); + } +} + +QDockAreaLayoutInfo *QDockWidgetGroupWindow::layoutInfo() const +{ + return static_cast<QDockWidgetGroupLayout*>(layout())->layoutInfo(); +} + +/*! \internal + Returns the currently active QDockWidget. + */ +QDockWidget *QDockWidgetGroupWindow::topDockWidget() const +{ + QDockAreaLayoutInfo *info = layoutInfo(); + QDockWidget *dw = 0; + if (info->tabBar && info->tabBar->currentIndex() >= 0) { + int i = info->tabIndexToListIndex(info->tabBar->currentIndex()); + if (i >= 0) { + const QDockAreaLayoutItem &item = info->item_list.at(i); + if (item.widgetItem) + dw = qobject_cast<QDockWidget *>(item.widgetItem->widget()); + } + } + if (!dw) { + for (int i = 0; !dw && i < info->item_list.count(); ++i) { + const QDockAreaLayoutItem &item = info->item_list.at(i); + if (item.skip()) + continue; + if (!item.widgetItem) + continue; + dw = qobject_cast<QDockWidget *>(item.widgetItem->widget()); + } + } + return dw; +} + +/*! \internal + Destroy this window if there is no more QDockWidget in it. + */ +void QDockWidgetGroupWindow::destroyIfEmpty() +{ + if (layoutInfo()->isEmpty()) { + // Make sure to reparent the possibly floating or hidden QDockWidgets to the parent + foreach (QDockWidget *dw, + findChildren<QDockWidget *>(QString(), Qt::FindDirectChildrenOnly)) { + bool wasFloating = dw->isFloating(); + bool wasHidden = dw->isHidden(); + dw->setParent(parentWidget()); + if (wasFloating) { + dw->setFloating(true); + } else { + // maybe it was hidden, we still have to put it back in the main layout. + QMainWindowLayout *ml = qt_mainwindow_layout(static_cast<QMainWindow*>(parentWidget())); + Qt::DockWidgetArea area = ml->dockWidgetArea(this); + if (area == Qt::NoDockWidgetArea) + area = Qt::LeftDockWidgetArea; + static_cast<QMainWindow*>(parentWidget())->addDockWidget(area, dw); + } + if (!wasHidden) + dw->show(); + } + foreach (QTabBar *tb, findChildren<QTabBar *>(QString(), Qt::FindDirectChildrenOnly)) + tb->setParent(parentWidget()); + deleteLater(); + } +} + +/*! \internal + Sets the flags of this window in accordence to the capabilities of the dock widgets + */ +void QDockWidgetGroupWindow::adjustFlags() +{ + QDockWidget *top = topDockWidget(); + if (!top) + return; + const bool nativeDeco = static_cast<QDockWidgetGroupLayout *>(layout())->nativeWindowDeco(); + + Qt::WindowFlags oldFlags = windowFlags(); + Qt::WindowFlags flags = oldFlags; + if (nativeDeco) { + flags |= Qt::CustomizeWindowHint | Qt::WindowTitleHint; + if (top->features() & QDockWidget::DockWidgetClosable) + flags |= Qt::WindowCloseButtonHint; + else + flags &= ~Qt::WindowCloseButtonHint; + flags &= ~Qt::FramelessWindowHint; + } else { + flags |= Qt::FramelessWindowHint; + } + if (oldFlags != flags) { + setWindowFlags(flags); + show(); // setWindowFlags hides the window + } + + setWindowTitle(top->windowTitle()); + setWindowIcon(top->windowIcon()); +} +#endif + +/****************************************************************************** ** QMainWindowLayoutState */ @@ -335,8 +558,8 @@ QList<int> QMainWindowLayoutState::indexOf(QWidget *widget) const #ifndef QT_NO_DOCKWIDGET // is it a dock widget? - if (QDockWidget *dockWidget = qobject_cast<QDockWidget *>(widget)) { - result = dockAreaLayout.indexOf(dockWidget); + if (qobject_cast<QDockWidget *>(widget) || qobject_cast<QDockWidgetGroupWindow *>(widget)) { + result = dockAreaLayout.indexOf(widget); if (!result.isEmpty()) result.prepend(1); return result; @@ -413,7 +636,8 @@ QList<int> QMainWindowLayoutState::gapIndex(QWidget *widget, #ifndef QT_NO_DOCKWIDGET // is it a dock widget? - if (qobject_cast<QDockWidget *>(widget) != 0) { + if (qobject_cast<QDockWidget *>(widget) != 0 + || qobject_cast<QDockWidgetGroupWindow *>(widget)) { result = dockAreaLayout.gapIndex(pos); if (!result.isEmpty()) result.prepend(1); @@ -440,7 +664,7 @@ bool QMainWindowLayoutState::insertGap(const QList<int> &path, QLayoutItem *item #ifndef QT_NO_DOCKWIDGET if (i == 1) { - Q_ASSERT(qobject_cast<QDockWidget*>(item->widget()) != 0); + Q_ASSERT(qobject_cast<QDockWidget*>(item->widget()) || qobject_cast<QDockWidgetGroupWindow*>(item->widget())); return dockAreaLayout.insertGap(path.mid(1), item); } #endif //QT_NO_DOCKWIDGET @@ -593,6 +817,17 @@ void QMainWindowLayoutState::saveState(QDataStream &stream) const { #ifndef QT_NO_DOCKWIDGET dockAreaLayout.saveState(stream); +#ifndef QT_NO_TABBAR + QList<QDockWidgetGroupWindow *> floatingTabs = + mainWindow->findChildren<QDockWidgetGroupWindow *>(QString(), Qt::FindDirectChildrenOnly); + + foreach (QDockWidgetGroupWindow *floating, floatingTabs) { + if (floating->layoutInfo()->isEmpty()) + continue; + stream << uchar(QDockAreaLayout::FloatingDockWidgetTabMarker) << floating->geometry(); + floating->layoutInfo()->saveState(stream); + } +#endif #endif #ifndef QT_NO_TOOLBAR toolBarAreaLayout.saveState(stream); @@ -638,12 +873,28 @@ bool QMainWindowLayoutState::checkFormat(QDataStream &stream) case QDockAreaLayout::DockWidgetStateMarker: { QList<QDockWidget *> dockWidgets = findChildrenHelper<QDockWidget*>(mainWindow); + foreach (QDockWidgetGroupWindow *floating, findChildrenHelper<QDockWidgetGroupWindow*>(mainWindow)) + dockWidgets += findChildrenHelper<QDockWidget*>(floating); if (!dockAreaLayout.restoreState(stream, dockWidgets, true /*testing*/)) { return false; } } break; -#endif +#ifndef QT_NO_TABBAR + case QDockAreaLayout::FloatingDockWidgetTabMarker: + { + QRect geom; + stream >> geom; + QDockAreaLayoutInfo info; + QList<QDockWidget *> dockWidgets = findChildrenHelper<QDockWidget*>(mainWindow); + foreach (QDockWidgetGroupWindow *floating, findChildrenHelper<QDockWidgetGroupWindow*>(mainWindow)) + dockWidgets += findChildrenHelper<QDockWidget*>(floating); + if (!info.restoreState(stream, dockWidgets, true /* testing*/)) + return false; + } + break; +#endif // QT_NO_TABBAR +#endif // QT_NO_DOCKWIDGET default: //there was an error during the parsing return false; @@ -682,6 +933,8 @@ bool QMainWindowLayoutState::restoreState(QDataStream &_stream, case QDockAreaLayout::DockWidgetStateMarker: { QList<QDockWidget *> dockWidgets = findChildrenHelper<QDockWidget*>(mainWindow); + foreach (QDockWidgetGroupWindow *floating, findChildrenHelper<QDockWidgetGroupWindow*>(mainWindow)) + dockWidgets += findChildrenHelper<QDockWidget*>(floating); if (!dockAreaLayout.restoreState(stream, dockWidgets)) return false; @@ -702,6 +955,26 @@ bool QMainWindowLayoutState::restoreState(QDataStream &_stream, } } break; +#ifndef QT_NO_TABBAR + case QDockAreaLayout::FloatingDockWidgetTabMarker: + { + QList<QDockWidget *> dockWidgets = findChildrenHelper<QDockWidget*>(mainWindow); + foreach (QDockWidgetGroupWindow *floating, findChildrenHelper<QDockWidgetGroupWindow*>(mainWindow)) + dockWidgets += findChildrenHelper<QDockWidget*>(floating); + QDockWidgetGroupWindow* floatingTab = qt_mainwindow_layout(mainWindow)->createTabbedDockWindow(); + *floatingTab->layoutInfo() = QDockAreaLayoutInfo(&dockAreaLayout.sep, QInternal::LeftDock, + Qt::Horizontal, QTabBar::RoundedSouth, mainWindow); + QRect geometry; + stream >> geometry; + if (!floatingTab->layoutInfo()->restoreState(stream, dockWidgets, false)) + return false; + geometry = QDockAreaLayout::constrainedRect(geometry, floatingTab); + floatingTab->move(geometry.topLeft()); + floatingTab->resize(geometry.size()); + floatingTab->show(); + } + break; +#endif // QT_NO_TABBAR #endif // QT_NO_DOCKWIDGET #ifndef QT_NO_TOOLBAR @@ -1223,7 +1496,7 @@ void QMainWindowLayout::splitDockWidget(QDockWidget *after, invalidate(); } -Qt::DockWidgetArea QMainWindowLayout::dockWidgetArea(QDockWidget *widget) const +Qt::DockWidgetArea QMainWindowLayout::dockWidgetArea(QWidget *widget) const { QList<int> pathToWidget = layoutState.dockAreaLayout.indexOf(widget); if (pathToWidget.isEmpty()) @@ -1238,20 +1511,88 @@ void QMainWindowLayout::keepSize(QDockWidget *w) #ifndef QT_NO_TABBAR +// Handle custom tooltip, and allow to drag tabs away. class QMainWindowTabBar : public QTabBar { + QMainWindow *mainWindow; + QDockWidget *draggingDock; // Currently dragging (detached) dock widget public: - QMainWindowTabBar(QWidget *parent); + QMainWindowTabBar(QMainWindow *parent); protected: bool event(QEvent *e) Q_DECL_OVERRIDE; + void mouseReleaseEvent(QMouseEvent*) Q_DECL_OVERRIDE; + void mouseMoveEvent(QMouseEvent*) Q_DECL_OVERRIDE; + }; -QMainWindowTabBar::QMainWindowTabBar(QWidget *parent) - : QTabBar(parent) +QMainWindowTabBar::QMainWindowTabBar(QMainWindow *parent) + : QTabBar(parent), mainWindow(parent), draggingDock(0) { setExpanding(false); } +void QMainWindowTabBar::mouseMoveEvent(QMouseEvent *e) +{ + // The QTabBar handles the moving (reordering) of tabs. + // When QTabBarPrivate::dragInProgress is true, and that the mouse is outside of a region + // around the QTabBar, we will consider the user wants to drag that QDockWidget away from this + // tab area. + + QTabBarPrivate *d = static_cast<QTabBarPrivate*>(d_ptr.data()); + if (!draggingDock && (mainWindow->dockOptions() & QMainWindow::GroupedDragging)) { + int offset = QApplication::startDragDistance() + 1; + offset *= 3; + QRect r = rect().adjusted(-offset, -offset, offset, offset); + if (d->dragInProgress && !r.contains(e->pos()) && d->validIndex(d->pressedIndex)) { + QMainWindowLayout* mlayout = qt_mainwindow_layout(mainWindow); + QDockAreaLayoutInfo *info = mlayout->dockInfo(this); + Q_ASSERT(info); + int idx = info->tabIndexToListIndex(d->pressedIndex); + const QDockAreaLayoutItem &item = info->item_list.at(idx); + if (item.widgetItem + && (draggingDock = qobject_cast<QDockWidget *>(item.widgetItem->widget()))) { + // We should drag this QDockWidget away by unpluging it. + // First cancel the QTabBar's internal move + d->moveTabFinished(d->pressedIndex); + d->pressedIndex = -1; + if (d->movingTab) + d->movingTab->setVisible(false); + d->dragStartPosition = QPoint(); + + // Then starts the drag using QDockWidgetPrivate's API + QDockWidgetPrivate *dockPriv = static_cast<QDockWidgetPrivate *>(QObjectPrivate::get(draggingDock)); + QDockWidgetLayout *dwlayout = static_cast<QDockWidgetLayout *>(draggingDock->layout()); + dockPriv->initDrag(dwlayout->titleArea().center(), true); + dockPriv->startDrag(false); + if (dockPriv->state) + dockPriv->state->ctrlDrag = e->modifiers() & Qt::ControlModifier; + } + } + } + + if (draggingDock) { + QDockWidgetPrivate *dockPriv = static_cast<QDockWidgetPrivate *>(QObjectPrivate::get(draggingDock)); + if (dockPriv->state && dockPriv->state->dragging) { + QPoint pos = e->globalPos() - dockPriv->state->pressPos; + draggingDock->move(pos); + // move will call QMainWindowLayout::hover + } + } + QTabBar::mouseMoveEvent(e); +} + +void QMainWindowTabBar::mouseReleaseEvent(QMouseEvent *e) +{ + if (draggingDock && e->button() == Qt::LeftButton) { + QDockWidgetPrivate *dockPriv = static_cast<QDockWidgetPrivate *>(QObjectPrivate::get(draggingDock)); + if (dockPriv->state && dockPriv->state->dragging) { + dockPriv->endDrag(); + } + draggingDock = 0; + } + QTabBar::mouseReleaseEvent(e); +} + bool QMainWindowTabBar::event(QEvent *e) { // show the tooltip if tab is too small to fit label @@ -1276,11 +1617,13 @@ QTabBar *QMainWindowLayout::getTabBar() if (!unusedTabBars.isEmpty()) { result = unusedTabBars.takeLast(); } else { - result = new QMainWindowTabBar(parentWidget()); + result = new QMainWindowTabBar(static_cast<QMainWindow *>(parentWidget())); result->setDrawBase(true); result->setElideMode(Qt::ElideRight); result->setDocumentMode(_documentMode); + result->setMovable(true); connect(result, SIGNAL(currentChanged(int)), this, SLOT(tabChanged())); + connect(result, &QTabBar::tabMoved, this, &QMainWindowLayout::tabMoved); } usedTabBars.insert(result); @@ -1303,12 +1646,30 @@ QWidget *QMainWindowLayout::getSeparatorWidget() return result; } +/*! \internal + Returns a pointer QDockAreaLayoutInfo which contains this \a widget directly + (in its internal list) + */ +QDockAreaLayoutInfo *QMainWindowLayout::dockInfo(QWidget *widget) +{ + QDockAreaLayoutInfo *info = layoutState.dockAreaLayout.info(widget); + if (info) + return info; + foreach (QDockWidgetGroupWindow *dwgw, + parent()->findChildren<QDockWidgetGroupWindow*>(QString(), Qt::FindDirectChildrenOnly)) { + info = dwgw->layoutInfo()->info(widget); + if (info) + return info; + } + return 0; +} + void QMainWindowLayout::tabChanged() { QTabBar *tb = qobject_cast<QTabBar*>(sender()); if (tb == 0) return; - QDockAreaLayoutInfo *info = layoutState.dockAreaLayout.info(tb); + QDockAreaLayoutInfo *info = dockInfo(tb); if (info == 0) return; info->apply(false); @@ -1316,6 +1677,16 @@ void QMainWindowLayout::tabChanged() if (QWidget *w = centralWidget()) w->raise(); } + +void QMainWindowLayout::tabMoved(int from, int to) +{ + QTabBar *tb = qobject_cast<QTabBar*>(sender()); + Q_ASSERT(tb); + QDockAreaLayoutInfo *info = dockInfo(tb); + Q_ASSERT(info); + + info->moveTab(from, to); +} #endif // QT_NO_TABBAR bool QMainWindowLayout::startSeparatorMove(const QPoint &pos) @@ -1353,7 +1724,7 @@ bool QMainWindowLayout::endSeparatorMove(const QPoint&) void QMainWindowLayout::raise(QDockWidget *widget) { - QDockAreaLayoutInfo *info = layoutState.dockAreaLayout.info(widget); + QDockAreaLayoutInfo *info = dockInfo(widget); if (info == 0) return; #ifndef QT_NO_TABBAR @@ -1537,6 +1908,8 @@ void QMainWindowLayout::revert(QLayoutItem *widgetItem) QWidget *widget = widgetItem->widget(); layoutState = savedState; currentGapPos = layoutState.indexOf(widget); + if (currentGapPos.isEmpty()) + return; fixToolBarOrientation(widgetItem, currentGapPos.at(1)); layoutState.unplug(currentGapPos); layoutState.fitLayout(); @@ -1547,6 +1920,54 @@ void QMainWindowLayout::revert(QLayoutItem *widgetItem) bool QMainWindowLayout::plug(QLayoutItem *widgetItem) { +#ifndef QT_NO_DOCKWIDGET + if (currentHoveredFloat) { + QWidget *widget = widgetItem->widget(); + QList<int> previousPath = layoutState.indexOf(widget); + if (!previousPath.isEmpty()) + layoutState.remove(previousPath); + // Let's remove the widget from any possible group window + foreach (QDockWidgetGroupWindow *dwgw, + parent()->findChildren<QDockWidgetGroupWindow*>(QString(), Qt::FindDirectChildrenOnly)) { + QList<int> path = dwgw->layoutInfo()->indexOf(widget); + if (!path.isEmpty()) + dwgw->layoutInfo()->remove(path); + } + currentGapRect = QRect(); + + if (QDockWidget *dropTo = qobject_cast<QDockWidget*>(currentHoveredFloat)) { + //dropping to a normal widget, we mutate it in a QDockWidgetGroupWindow with two tabs + QDockWidgetGroupWindow *floatingTabs = createTabbedDockWindow(); + floatingTabs->setGeometry(dropTo->geometry()); + QDockAreaLayoutInfo *info = floatingTabs->layoutInfo(); + *info = QDockAreaLayoutInfo(&layoutState.dockAreaLayout.sep, QInternal::LeftDock, + Qt::Horizontal, QTabBar::RoundedSouth, + static_cast<QMainWindow*>(parentWidget())); + info->tabbed = true; + QLayout *parentLayout = currentHoveredFloat->parentWidget()->layout(); + info->item_list.append(parentLayout->takeAt(parentLayout->indexOf(currentHoveredFloat))); + + dropTo->setParent(floatingTabs); + dropTo->show(); + dropTo->d_func()->plug(QRect()); + currentHoveredFloat = floatingTabs; + } + + QDockWidgetGroupWindow *dwgw = qobject_cast<QDockWidgetGroupWindow *>(currentHoveredFloat); + Q_ASSERT(dwgw); + Q_ASSERT(dwgw->layoutInfo()->tabbed); // because floating group should always be tabbed + previousPath = dwgw->layoutInfo()->indexOf(widget); + if (!previousPath.isEmpty()) + dwgw->layoutInfo()->remove(previousPath); + dwgw->layoutInfo()->tab(0, widgetItem); + QRect globalRect = dwgw->layoutInfo()->tabContentRect(); + globalRect.moveTopLeft(dwgw->mapToGlobal(globalRect.topLeft())); + pluggingWidget = widget; + widgetAnimator.animate(widget, globalRect, dockOptions & QMainWindow::AnimatedDocks); + return true; + } +#endif + if (!parentWidget()->isVisible() || parentWidget()->isMinimized() || currentGapPos.isEmpty()) return false; @@ -1554,6 +1975,16 @@ bool QMainWindowLayout::plug(QLayoutItem *widgetItem) QWidget *widget = widgetItem->widget(); +#ifndef QT_NO_DOCKWIDGET + // Let's remove the widget from any possible group window + foreach (QDockWidgetGroupWindow *dwgw, + parent()->findChildren<QDockWidgetGroupWindow*>(QString(), Qt::FindDirectChildrenOnly)) { + QList<int> path = dwgw->layoutInfo()->indexOf(widget); + if (!path.isEmpty()) + dwgw->layoutInfo()->remove(path); + } +#endif + QList<int> previousPath = layoutState.indexOf(widget); const QLayoutItem *it = layoutState.plug(currentGapPos); @@ -1601,8 +2032,59 @@ void QMainWindowLayout::animationFinished(QWidget *widget) if (widget == pluggingWidget) { #ifndef QT_NO_DOCKWIDGET - if (QDockWidget *dw = qobject_cast<QDockWidget*>(widget)) + if (QDockWidgetGroupWindow *dwgw = qobject_cast<QDockWidgetGroupWindow *>(widget)) { + // When the animated widget was a QDockWidgetGroupWindow, it means each of the + // embedded QDockWidget needs to be plugged back into the QMainWindow layout. + savedState.clear(); + QDockAreaLayoutInfo* info = dwgw->layoutInfo(); + QDockAreaLayoutInfo* parentInfo; + QList<int> path; + + if (QDockWidgetGroupWindow *dropTo = qobject_cast<QDockWidgetGroupWindow *>(currentHoveredFloat)) { + parentInfo = dropTo->layoutInfo(); + Q_ASSERT(parentInfo->tabbed); + path = parentInfo->indexOf(widget); + Q_ASSERT(path.size() == 1); + } else { + path = layoutState.dockAreaLayout.indexOf(widget); + Q_ASSERT(path.size() >= 2); + parentInfo = layoutState.dockAreaLayout.info(path); + Q_ASSERT(parentInfo); + } + + if (parentInfo->tabbed) { + // merge the two tab widgets + int idx = path.last(); + Q_ASSERT(parentInfo->item_list[idx].widgetItem->widget() == dwgw); + delete parentInfo->item_list[idx].widgetItem; + parentInfo->item_list.removeAt(idx); + std::copy(info->item_list.cbegin(), info->item_list.cend(), + std::inserter(parentInfo->item_list, parentInfo->item_list.begin() + idx)); + quintptr currentId = info->currentTabId(); + *info = QDockAreaLayoutInfo(); + parentInfo->reparentWidgets(currentHoveredFloat ? currentHoveredFloat.data() : parentWidget()); + parentInfo->updateTabBar(); + parentInfo->setCurrentTabId(currentId); + } else { + QDockAreaLayoutItem &item = layoutState.dockAreaLayout.item(path); + Q_ASSERT(item.widgetItem->widget() == dwgw); + delete item.widgetItem; + item.widgetItem = 0; + item.subinfo = new QDockAreaLayoutInfo(qMove(*info)); + *info = QDockAreaLayoutInfo(); + item.subinfo->reparentWidgets(parentWidget()); + item.subinfo->setTabBarShape(parentInfo->tabBarShape); + } + dwgw->destroyIfEmpty(); + } + + if (QDockWidget *dw = qobject_cast<QDockWidget*>(widget)) { + if (currentHoveredFloat) { + dw->setParent(currentHoveredFloat); + dw->show(); + } dw->d_func()->plug(currentGapRect); + } #endif #ifndef QT_NO_TOOLBAR if (QToolBar *tb = qobject_cast<QToolBar*>(widget)) @@ -1612,6 +2094,7 @@ void QMainWindowLayout::animationFinished(QWidget *widget) savedState.clear(); currentGapPos.clear(); pluggingWidget = 0; + currentHoveredFloat = Q_NULLPTR; //applying the state will make sure that the currentGap is updated correctly //and all the geometries (especially the one from the central widget) is correct layoutState.apply(false); @@ -1621,7 +2104,7 @@ void QMainWindowLayout::animationFinished(QWidget *widget) if (qobject_cast<QDockWidget*>(widget) != 0) { // info() might return null if the widget is destroyed while // animating but before the animationFinished signal is received. - if (QDockAreaLayoutInfo *info = layoutState.dockAreaLayout.info(widget)) + if (QDockAreaLayoutInfo *info = dockInfo(widget)) info->setCurrentTab(widget); } #endif @@ -1673,9 +2156,6 @@ QMainWindowLayout::QMainWindowLayout(QMainWindow *mainwindow, QLayout *parentLay #endif // QT_NO_DOCKWIDGET , widgetAnimator(this) , pluggingWidget(0) -#ifndef QT_NO_RUBBERBAND - , gapIndicator(new QRubberBand(QRubberBand::Rectangle, mainwindow)) -#endif //QT_NO_RUBBERBAND #ifdef Q_DEAD_CODE_FROM_QT4_MAC , blockVisiblityCheck(false) #endif @@ -1693,12 +2173,6 @@ QMainWindowLayout::QMainWindowLayout(QMainWindow *mainwindow, QLayout *parentLay tabPositions[i] = QTabWidget::South; #endif #endif // QT_NO_DOCKWIDGET - -#ifndef QT_NO_RUBBERBAND - // For accessibility to identify this special widget. - gapIndicator->setObjectName(QLatin1String("qt_rubberband")); - gapIndicator->hide(); -#endif pluggingWidget = 0; setObjectName(mainwindow->objectName() + QLatin1String("_layout")); @@ -1765,8 +2239,33 @@ void QMainWindowLayout::setCentralWidget(QWidget *widget) invalidate(); } -QLayoutItem *QMainWindowLayout::unplug(QWidget *widget) -{ +/*! \internal + Unplug \a widget (QDockWidget or QToolBar) from it's parent container. + + If \a group is true we might actually unplug the group of tabs this + widget is part if QMainWindow::GroupedDragging is set. When \a group + is false, the widget itself is always unplugged alone + + Returns the QLayoutItem of the dragged element. + The layout item is kept in the layout but set as a gap item. + */ +QLayoutItem *QMainWindowLayout::unplug(QWidget *widget, bool group) +{ +#if !defined(QT_NO_DOCKWIDGET) && !defined(QT_NO_TABBAR) + QDockWidgetGroupWindow *floatingParent = qobject_cast<QDockWidgetGroupWindow *>(widget->parentWidget()); + if (group && floatingParent && !widget->isWindow()) { + // We are just dragging a floating window as it, not need to do anything, we just have to + // look up the corresponding QWidgetItem* if it exists + QList<int> tabbedWindowPath = layoutState.indexOf(widget->parentWidget()); + return tabbedWindowPath.isEmpty() ? 0 : layoutState.item(tabbedWindowPath); + } else if (floatingParent) { + // We are unplugging a dock widget from a floating window. + if (QDockWidget *dw = qobject_cast<QDockWidget*>(widget)) { + dw->d_func()->unplug(widget->geometry()); + return 0; + } + } +#endif QList<int> path = layoutState.indexOf(widget); if (path.isEmpty()) return 0; @@ -1780,9 +2279,35 @@ QLayoutItem *QMainWindowLayout::unplug(QWidget *widget) #ifndef QT_NO_DOCKWIDGET if (QDockWidget *dw = qobject_cast<QDockWidget*>(widget)) { - dw->d_func()->unplug(r); + Q_ASSERT(path.first() == 1); + bool actualGroup = false; +#ifndef QT_NO_TABBAR + if (group && (dockOptions & QMainWindow::GroupedDragging) && path.size() > 3) { + QDockAreaLayoutItem &parentItem = layoutState.dockAreaLayout.item(path.mid(1, path.size() - 2)); + if (parentItem.subinfo && parentItem.subinfo->tabbed) { + // The QDockWidget is part of a group of tab and we need to unplug them all. + actualGroup = true; + path.removeLast(); + + QDockWidgetGroupWindow* floatingTabs = createTabbedDockWindow(); + QDockAreaLayoutInfo* info = floatingTabs->layoutInfo(); + *info = qMove(*parentItem.subinfo); + delete parentItem.subinfo; + parentItem.subinfo = 0; + floatingTabs->setGeometry(info->rect.translated(parentWidget()->pos())); + floatingTabs->show(); + floatingTabs->raise(); + item = new QDockWidgetGroupWindowItem(floatingTabs); + parentItem.widgetItem = item; + savedState = layoutState; + } + } +#endif // QT_NO_TABBAR + if (!actualGroup) { + dw->d_func()->unplug(r); + } } -#endif +#endif // QT_NO_DOCKWIDGET #ifndef QT_NO_TOOLBAR if (QToolBar *tb = qobject_cast<QToolBar*>(widget)) { tb->d_func()->unplug(r); @@ -1804,18 +2329,75 @@ QLayoutItem *QMainWindowLayout::unplug(QWidget *widget) void QMainWindowLayout::updateGapIndicator() { #ifndef QT_NO_RUBBERBAND - gapIndicator->setVisible(!widgetAnimator.animating() && !currentGapPos.isEmpty()); - gapIndicator->setGeometry(currentGapRect); -#endif + if ((!widgetAnimator.animating() && !currentGapPos.isEmpty()) || currentHoveredFloat) { + QWidget *expectedParent = currentHoveredFloat ? currentHoveredFloat.data() : parentWidget(); + if (!gapIndicator) { + gapIndicator = new QRubberBand(QRubberBand::Rectangle, expectedParent); + // For accessibility to identify this special widget. + gapIndicator->setObjectName(QLatin1String("qt_rubberband")); + } else if (gapIndicator->parent() != expectedParent) { + gapIndicator->setParent(expectedParent); + } + gapIndicator->setGeometry(currentHoveredFloat ? currentHoveredFloat->rect() : currentGapRect); + gapIndicator->show(); + gapIndicator->raise(); + } else if (gapIndicator) { + gapIndicator->hide(); + } +#endif //QT_NO_RUBBERBAND } -QList<int> QMainWindowLayout::hover(QLayoutItem *widgetItem, const QPoint &mousePos) +void QMainWindowLayout::hover(QLayoutItem *widgetItem, const QPoint &mousePos) { if (!parentWidget()->isVisible() || parentWidget()->isMinimized() || pluggingWidget != 0 || widgetItem == 0) - return QList<int>(); + return; QWidget *widget = widgetItem->widget(); + +#ifndef QT_NO_DOCKWIDGET + if ((dockOptions & QMainWindow::GroupedDragging) && (qobject_cast<QDockWidget*>(widget) + || qobject_cast<QDockWidgetGroupWindow *>(widget))) { + + // Check if we are over another floating dock widget + QVarLengthArray<QWidget *, 10> candidates; + foreach (QObject *c, parentWidget()->children()) { + QWidget *w = qobject_cast<QWidget*>(c); + if (!w) + continue; + if (w == widget) + continue; + if (!w->isTopLevel() || !w->isVisible() || w->isMinimized()) + continue; + if (!qobject_cast<QDockWidget*>(w) && !qobject_cast<QDockWidgetGroupWindow *>(w)) + continue; + candidates << w; + if (QDockWidgetGroupWindow *group = qobject_cast<QDockWidgetGroupWindow *>(w)) { + // Sometimes, there are floating QDockWidget that have a QDockWidgetGroupWindow as a parent. + foreach (QObject *c, group->children()) { + if (QDockWidget *dw = qobject_cast<QDockWidget*>(c)) { + if (dw != widget && dw->isFloating() && dw->isVisible() && !dw->isMinimized()) + candidates << dw; + } + } + } + } + foreach (QWidget *w, candidates) { + QWindow *handle1 = widget->windowHandle(); + QWindow *handle2 = w->windowHandle(); + if (handle1 && handle2 && handle1->screen() != handle2->screen()) + continue; + if (!w->geometry().contains(mousePos)) + continue; + + currentHoveredFloat = w; + restore(true); + return; + } + } + currentHoveredFloat = Q_NULLPTR; +#endif //QT_NO_DOCKWIDGET + QPoint pos = parentWidget()->mapFromGlobal(mousePos); if (!savedState.isValid()) @@ -1829,6 +2411,9 @@ QList<int> QMainWindowLayout::hover(QLayoutItem *widgetItem, const QPoint &mouse #ifndef QT_NO_DOCKWIDGET if (QDockWidget *dw = qobject_cast<QDockWidget*>(widget)) allowed = dw->isAreaAllowed(toDockWidgetArea(path.at(1))); + + if (qobject_cast<QDockWidgetGroupWindow *>(widget)) + allowed = true; #endif #ifndef QT_NO_TOOLBAR if (QToolBar *tb = qobject_cast<QToolBar*>(widget)) @@ -1840,13 +2425,13 @@ QList<int> QMainWindowLayout::hover(QLayoutItem *widgetItem, const QPoint &mouse } if (path == currentGapPos) - return currentGapPos; // the gap is already there + return; // the gap is already there currentGapPos = path; if (path.isEmpty()) { fixToolBarOrientation(widgetItem, 2); // 2 = top dock, ie. horizontal restore(true); - return QList<int>(); + return; } fixToolBarOrientation(widgetItem, currentGapPos.at(1)); @@ -1855,7 +2440,7 @@ QList<int> QMainWindowLayout::hover(QLayoutItem *widgetItem, const QPoint &mouse if (!newState.insertGap(path, widgetItem)) { restore(true); // not enough space - return QList<int>(); + return; } QSize min = newState.minimumSize(); @@ -1863,7 +2448,7 @@ QList<int> QMainWindowLayout::hover(QLayoutItem *widgetItem, const QPoint &mouse if (min.width() > size.width() || min.height() > size.height()) { restore(true); - return QList<int>(); + return; } newState.fitLayout(); @@ -1877,8 +2462,13 @@ QList<int> QMainWindowLayout::hover(QLayoutItem *widgetItem, const QPoint &mouse applyState(layoutState); updateGapIndicator(); +} - return path; +QDockWidgetGroupWindow *QMainWindowLayout::createTabbedDockWindow() +{ + QDockWidgetGroupWindow* f = new QDockWidgetGroupWindow(parentWidget(), Qt::Tool); + new QDockWidgetGroupLayout(f); + return f; } void QMainWindowLayout::applyState(QMainWindowLayoutState &newState, bool animate) @@ -1886,6 +2476,11 @@ void QMainWindowLayout::applyState(QMainWindowLayoutState &newState, bool animat #ifndef QT_NO_DOCKWIDGET #ifndef QT_NO_TABBAR QSet<QTabBar*> used = newState.dockAreaLayout.usedTabBars(); + foreach (QDockWidgetGroupWindow *dwgw, + parent()->findChildren<QDockWidgetGroupWindow*>(QString(), Qt::FindDirectChildrenOnly)) { + used += dwgw->layoutInfo()->usedTabBars(); + } + QSet<QTabBar*> retired = usedTabBars - used; usedTabBars = used; foreach (QTabBar *tab_bar, retired) { @@ -1904,6 +2499,8 @@ void QMainWindowLayout::applyState(QMainWindowLayoutState &newState, bool animat } } + for (int i = 0; i < QInternal::DockCount; ++i) + newState.dockAreaLayout.docks[i].reparentWidgets(parentWidget()); #endif // QT_NO_TABBAR #endif // QT_NO_DOCKWIDGET |