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// ************************************************************************** //
//
// BornAgain: simulate and fit scattering at grazing incidence
//
//! @file GUI/coregui/Views/CommonWidgets/DocksController.cpp
//! @brief Implements class DocksController
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************** //
#include "GUI/coregui/Views/CommonWidgets/DocksController.h"
#include "Base/Utils/Assert.h"
#include "GUI/coregui/utils/GUIHelpers.h"
#include <QAbstractItemView>
#include <QAction>
#include <QDockWidget>
#include <QTimer>
#include <fancymainwindow.h>
DocksController::DocksController(Manhattan::FancyMainWindow* mainWindow)
: QObject(mainWindow), m_mainWindow(mainWindow)
{
m_mainWindow->setDocumentMode(true);
m_mainWindow->setTabPosition(Qt::AllDockWidgetAreas, QTabWidget::South);
m_mainWindow->setCorner(Qt::BottomLeftCorner, Qt::LeftDockWidgetArea);
m_mainWindow->setCorner(Qt::BottomRightCorner, Qt::RightDockWidgetArea);
}
void DocksController::addWidget(int id, QWidget* widget, Qt::DockWidgetArea area)
{
if (m_docks.find(id) != m_docks.end())
throw GUIHelpers::Error("DocksController::addWidget() -> Error. "
"Attempt to add widget id twice");
auto dock = m_mainWindow->addDockForWidget(widget);
m_docks[id] = DockWidgetInfo(dock, widget, area);
QList<QAbstractItemView*> frames = widget->findChildren<QAbstractItemView*>();
for (int i = 0; i < frames.count(); ++i)
frames[i]->setFrameStyle(QFrame::NoFrame);
}
void DocksController::onResetLayout()
{
m_mainWindow->setTrackingEnabled(false);
QList<QDockWidget*> dockWidgetList = m_mainWindow->dockWidgets();
for (QDockWidget* dockWidget : dockWidgetList) {
dockWidget->setFloating(false);
m_mainWindow->removeDockWidget(dockWidget);
}
for (auto& it : m_docks)
m_mainWindow->addDockWidget(it.second.area(), it.second.dock());
// Fixes issue: https://bugreports.qt.io/browse/QTBUG-65592
#if QT_VERSION >= 0x050600
dockWidgetList = m_mainWindow->dockWidgets();
if (dockWidgetList.size() > 0)
m_mainWindow->resizeDocks({dockWidgetList.first()}, {10}, Qt::Horizontal);
#endif
for (QDockWidget* dockWidget : dockWidgetList)
dockWidget->show();
m_mainWindow->setTrackingEnabled(true);
}
QDockWidget* DocksController::findDock(int id)
{
return get_info(id).dock();
}
QDockWidget* DocksController::findDock(QWidget* widget)
{
for (auto& it : m_docks)
if (it.second.widget() == widget)
return it.second.dock();
throw GUIHelpers::Error("DocksController::findDock() -> Can't find dock for widget");
}
//! Show docks with id's from the list. Other docks will be hidden.
void DocksController::show_docks(const std::vector<int>& docks_to_show)
{
for (auto& it : m_docks) {
if (std::find(docks_to_show.begin(), docks_to_show.end(), it.first) != docks_to_show.end())
it.second.dock()->show();
else
it.second.dock()->hide();
}
}
//! A hack to request update of QDockWidget size if its child (e.g. InfoWidget) wants it.
//! The problem bypassed here is that there is no direct method to QMainWindow to recalculate
//! position of splitters surrounding given QDockWidget. So our child QWidget requests here
//! the change of Min/Max size of QDockWidget, this will trigger recalculation of QDockWidget
//! layout and will force QDockWidget to respect sizeHints provided by ChildWidget. Later (in one
//! single timer shot) we return min/max sizes of QDockWidget back to re-enable splitters
//! functionality.
void DocksController::setDockHeightForWidget(int height)
{
QWidget* widget = qobject_cast<QWidget*>(sender());
ASSERT(widget);
QDockWidget* dock = findDock(widget);
ASSERT(dock);
m_dock_info.m_dock = dock;
m_dock_info.m_min_size = dock->minimumSize();
m_dock_info.m_max_size = dock->maximumSize();
if (height > 0) {
if (dock->height() < height)
dock->setMinimumHeight(height);
else
dock->setMaximumHeight(height);
}
QTimer::singleShot(1, this, &DocksController::dockToMinMaxSizes);
}
void DocksController::dockToMinMaxSizes()
{
ASSERT(m_dock_info.m_dock);
m_dock_info.m_dock->setMinimumSize(m_dock_info.m_min_size);
m_dock_info.m_dock->setMaximumSize(m_dock_info.m_max_size);
m_dock_info.m_dock = nullptr;
}
void DocksController::onWidgetCloseRequest()
{
QWidget* widget = qobject_cast<QWidget*>(sender());
ASSERT(widget);
QDockWidget* dock = findDock(widget);
ASSERT(dock);
dock->toggleViewAction()->trigger();
}
Manhattan::FancyMainWindow* DocksController::mainWindow()
{
return m_mainWindow;
}
DockWidgetInfo DocksController::get_info(int id)
{
if (m_docks.find(id) == m_docks.end())
throw GUIHelpers::Error("DocksController::addWidget() -> Error. Non existing id.");
return m_docks[id];
}
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