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Small GUI fix, show full names in repository tree view...
Small GUI fix, show full names in repository tree view Signed-off-by: Alexis Jeandet <alexis.jeandet@member.fsf.org>

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r1420:3c3e24550401
r1461:021e7c505ad4
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VisualizationTabWidget.cpp
415 lines | 13.0 KiB | text/x-c | CppLexer
/ gui / src / Visualization / VisualizationTabWidget.cpp
#include "Visualization/VisualizationTabWidget.h"
#include "Visualization/IVisualizationWidgetVisitor.h"
#include "ui_VisualizationTabWidget.h"
#include "Visualization/VisualizationGraphWidget.h"
#include "Visualization/VisualizationZoneWidget.h"
#include "Visualization/MacScrollBarStyle.h"
#include "DataSource/DataSourceController.h"
#include "Variable/VariableController2.h"
#include "Common/MimeTypesDef.h"
#include "DragAndDrop/DragDropGuiController.h"
#include "SqpApplication.h"
Q_LOGGING_CATEGORY(LOG_VisualizationTabWidget, "VisualizationTabWidget")
namespace
{
/**
* Applies a function to all zones of the tab represented by its layout
* @param layout the layout that contains zones
* @param fun the function to apply to each zone
*/
template <typename Fun>
void processZones(QLayout& layout, Fun fun)
{
for (auto i = 0; i < layout.count(); ++i)
{
if (auto item = layout.itemAt(i))
{
if (auto visualizationZoneWidget
= qobject_cast<VisualizationZoneWidget*>(item->widget()))
{
fun(*visualizationZoneWidget);
}
}
}
}
/// Generates a default name for a new zone, according to the number of zones already displayed in
/// the tab
QString defaultZoneName(QLayout& layout)
{
QSet<QString> existingNames;
processZones(
layout, [&existingNames](auto& zoneWidget) { existingNames.insert(zoneWidget.name()); });
int zoneNum = 1;
QString name;
do
{
name = QObject::tr("Zone ").append(QString::number(zoneNum));
++zoneNum;
} while (existingNames.contains(name));
return name;
}
} // namespace
struct VisualizationTabWidget::VisualizationTabWidgetPrivate
{
explicit VisualizationTabWidgetPrivate(const QString& name) : m_Name { name } {}
QString m_Name;
#ifdef Q_OS_MAC
std::unique_ptr<MacScrollBarStyle> m_MacScrollBarStyle = std::make_unique<MacScrollBarStyle>();
#endif
void dropGraph(int index, VisualizationTabWidget* tabWidget);
void dropZone(int index, VisualizationTabWidget* tabWidget);
void dropVariables(const std::vector<std::shared_ptr<Variable2>>& variables, int index,
VisualizationTabWidget* tabWidget);
void dropProducts(
const QVariantList& productsMetaData, int index, VisualizationTabWidget* tabWidget);
};
VisualizationTabWidget::VisualizationTabWidget(const QString& name, QWidget* parent)
: QWidget { parent }
, ui { new Ui::VisualizationTabWidget }
, impl { spimpl::make_unique_impl<VisualizationTabWidgetPrivate>(name) }
{
ui->setupUi(this);
#ifdef Q_OS_MAC
impl->m_MacScrollBarStyle->selfInstallOn(ui->scrollArea, true);
#endif
ui->dragDropContainer->setPlaceHolderType(DragDropGuiController::PlaceHolderType::Zone, "Zone");
ui->dragDropContainer->layout()->setContentsMargins(0, 0, 0, 12);
ui->dragDropContainer->layout()->setSpacing(0);
ui->dragDropContainer->setMimeType(
MIME_TYPE_GRAPH, VisualizationDragDropContainer::DropBehavior::Inserted);
ui->dragDropContainer->setMimeType(
MIME_TYPE_ZONE, VisualizationDragDropContainer::DropBehavior::Inserted);
ui->dragDropContainer->setMimeType(
MIME_TYPE_VARIABLE_LIST, VisualizationDragDropContainer::DropBehavior::Inserted);
ui->dragDropContainer->setMimeType(
MIME_TYPE_PRODUCT_LIST, VisualizationDragDropContainer::DropBehavior::Inserted);
ui->dragDropContainer->setAcceptMimeDataFunction([this](auto mimeData) {
return sqpApp->dragDropGuiController().checkMimeDataForVisualization(
mimeData, ui->dragDropContainer);
});
connect(ui->dragDropContainer, &VisualizationDragDropContainer::dropOccuredInContainer, this,
&VisualizationTabWidget::dropMimeData);
sqpApp->dragDropGuiController().addDragDropScrollArea(ui->scrollArea);
// Widget is deleted when closed
setAttribute(Qt::WA_DeleteOnClose);
}
VisualizationTabWidget::~VisualizationTabWidget()
{
sqpApp->dragDropGuiController().removeDragDropScrollArea(ui->scrollArea);
delete ui;
}
void VisualizationTabWidget::addZone(VisualizationZoneWidget* zoneWidget)
{
ui->dragDropContainer->addDragWidget(zoneWidget);
}
void VisualizationTabWidget::insertZone(int index, VisualizationZoneWidget* zoneWidget)
{
ui->dragDropContainer->insertDragWidget(index, zoneWidget);
}
QStringList VisualizationTabWidget::availableZoneWidgets() const
{
QStringList zones;
processZones(
tabLayout(), [&zones](VisualizationZoneWidget& zoneWidget) { zones << zoneWidget.name(); });
return zones;
}
VisualizationZoneWidget* VisualizationTabWidget::getZoneWithName(const QString& zoneName)
{
VisualizationZoneWidget* result = nullptr;
processZones(tabLayout(), [&zoneName, &result](VisualizationZoneWidget& zoneWidget) {
if (!result && zoneWidget.name() == zoneName)
{
result = &zoneWidget;
}
});
return result;
}
VisualizationZoneWidget* VisualizationTabWidget::createZone(std::shared_ptr<Variable2> variable)
{
return createZone({ variable }, -1);
}
VisualizationZoneWidget* VisualizationTabWidget::createZone(
const std::vector<std::shared_ptr<Variable2>>& variables, int index)
{
auto zoneWidget = createEmptyZone(index);
// Creates a new graph into the zone
zoneWidget->createGraph(variables, index);
return zoneWidget;
}
VisualizationZoneWidget* VisualizationTabWidget::createEmptyZone(int index)
{
auto zoneWidget
= new VisualizationZoneWidget { defaultZoneName(*ui->dragDropContainer->layout()), this };
this->insertZone(index, zoneWidget);
return zoneWidget;
}
void VisualizationTabWidget::accept(IVisualizationWidgetVisitor* visitor)
{
if (visitor)
{
visitor->visitEnter(this);
// Apply visitor to zone children: widgets different from zones are not visited (no action)
processZones(tabLayout(),
[visitor](VisualizationZoneWidget& zoneWidget) { zoneWidget.accept(visitor); });
visitor->visitLeave(this);
}
else
{
qCCritical(LOG_VisualizationTabWidget()) << tr("Can't visit widget : the visitor is null");
}
}
bool VisualizationTabWidget::canDrop(Variable2& variable) const
{
// A tab can always accomodate a variable
Q_UNUSED(variable);
return true;
}
bool VisualizationTabWidget::contains(Variable2& variable) const
{
Q_UNUSED(variable);
return false;
}
QString VisualizationTabWidget::name() const
{
return impl->m_Name;
}
void VisualizationTabWidget::closeEvent(QCloseEvent* event)
{
// Closes zones in the tab
processZones(tabLayout(), [](VisualizationZoneWidget& zoneWidget) { zoneWidget.close(); });
QWidget::closeEvent(event);
}
QLayout& VisualizationTabWidget::tabLayout() const noexcept
{
return *ui->dragDropContainer->layout();
}
void VisualizationTabWidget::dropMimeData(int index, const QMimeData* mimeData)
{
if (mimeData->hasFormat(MIME_TYPE_GRAPH))
{
impl->dropGraph(index, this);
}
else if (mimeData->hasFormat(MIME_TYPE_ZONE))
{
impl->dropZone(index, this);
}
else if (mimeData->hasFormat(MIME_TYPE_VARIABLE_LIST))
{
auto variables = sqpApp->variableController().variables(
Variable2::IDs(mimeData->data(MIME_TYPE_VARIABLE_LIST)));
impl->dropVariables(variables, index, this);
}
else if (mimeData->hasFormat(MIME_TYPE_PRODUCT_LIST))
{
auto productsData = sqpApp->dataSourceController().productsDataForMimeData(
mimeData->data(MIME_TYPE_PRODUCT_LIST));
impl->dropProducts(productsData, index, this);
}
else
{
qCWarning(LOG_VisualizationZoneWidget())
<< tr("VisualizationTabWidget::dropMimeData, unknown MIME data received.");
}
}
void VisualizationTabWidget::VisualizationTabWidgetPrivate::dropGraph(
int index, VisualizationTabWidget* tabWidget)
{
auto& helper = sqpApp->dragDropGuiController();
auto graphWidget = qobject_cast<VisualizationGraphWidget*>(helper.getCurrentDragWidget());
if (!graphWidget)
{
qCWarning(LOG_VisualizationZoneWidget())
<< tr("VisualizationTabWidget::dropGraph, drop aborted, the dropped graph is not "
"found or invalid.");
Q_ASSERT(false);
return;
}
auto parentDragDropContainer
= qobject_cast<VisualizationDragDropContainer*>(graphWidget->parentWidget());
if (!parentDragDropContainer)
{
qCWarning(LOG_VisualizationZoneWidget())
<< tr("VisualizationTabWidget::dropGraph, drop aborted, the parent container of "
"the dropped graph is not found.");
Q_ASSERT(false);
return;
}
auto nbGraph = parentDragDropContainer->countDragWidget();
const auto& variables = graphWidget->variables();
if (!variables.empty())
{
// Abort the requests for the variables (if any)
// Commented, because it's not sure if it's needed or not
// for (const auto& var : variables)
//{
// sqpApp->variableController().onAbortProgressRequested(var);
//}
if (nbGraph == 1)
{
// This is the only graph in the previous zone, close the zone
helper.delayedCloseWidget(graphWidget->parentZoneWidget());
}
else
{
// Close the graph
helper.delayedCloseWidget(graphWidget);
}
auto zoneWidget = tabWidget->createZone(variables, index);
auto firstGraph = zoneWidget->firstGraph();
if (firstGraph)
{
firstGraph->addSelectionZones(graphWidget->selectionZoneRanges());
}
else
{
qCWarning(LOG_VisualizationZoneWidget())
<< tr("VisualizationTabWidget::dropGraph, no graph added in the widget.");
Q_ASSERT(false);
}
}
else
{
// The graph is empty, create an empty zone and move the graph inside
auto parentZoneWidget = graphWidget->parentZoneWidget();
parentDragDropContainer->layout()->removeWidget(graphWidget);
auto zoneWidget = tabWidget->createEmptyZone(index);
zoneWidget->addGraph(graphWidget);
// Close the old zone if it was the only graph inside
if (nbGraph == 1)
{
helper.delayedCloseWidget(parentZoneWidget);
}
}
}
void VisualizationTabWidget::VisualizationTabWidgetPrivate::dropZone(
int index, VisualizationTabWidget* tabWidget)
{
auto& helper = sqpApp->dragDropGuiController();
auto zoneWidget = qobject_cast<VisualizationZoneWidget*>(helper.getCurrentDragWidget());
if (!zoneWidget)
{
qCWarning(LOG_VisualizationZoneWidget())
<< tr("VisualizationTabWidget::dropZone, drop aborted, the dropped zone is not "
"found or invalid.");
Q_ASSERT(false);
return;
}
auto parentDragDropContainer
= qobject_cast<VisualizationDragDropContainer*>(zoneWidget->parentWidget());
if (!parentDragDropContainer)
{
qCWarning(LOG_VisualizationZoneWidget())
<< tr("VisualizationTabWidget::dropZone, drop aborted, the parent container of "
"the dropped zone is not found.");
Q_ASSERT(false);
return;
}
// Simple move of the zone, no variable operation associated
parentDragDropContainer->layout()->removeWidget(zoneWidget);
tabWidget->ui->dragDropContainer->insertDragWidget(index, zoneWidget);
}
void VisualizationTabWidget::VisualizationTabWidgetPrivate::dropVariables(
const std::vector<std::shared_ptr<Variable2>>& variables, int index,
VisualizationTabWidget* tabWidget)
{
// Note: the AcceptMimeDataFunction (set on the drop container) ensure there is a single and
// compatible variable here
if (variables.size() > 1)
{
qCWarning(LOG_VisualizationZoneWidget())
<< tr("VisualizationTabWidget::dropVariables, dropping multiple variables, operation "
"aborted.");
return;
}
tabWidget->createZone(variables, index);
}
void VisualizationTabWidget::VisualizationTabWidgetPrivate::dropProducts(
const QVariantList& productsMetaData, int index, VisualizationTabWidget* tabWidget)
{
// Note: the AcceptMimeDataFunction (set on the drop container) ensure there is a single and
// compatible variable here
if (productsMetaData.count() != 1)
{
qCWarning(LOG_VisualizationZoneWidget())
<< tr("VisualizationTabWidget::dropProducts, dropping multiple products, operation "
"aborted.");
return;
}
auto context = new QObject { tabWidget };
connect(&sqpApp->variableController(), &VariableController2::variableAdded, context,
[this, index, tabWidget, context](auto variable) {
tabWidget->createZone({ variable }, index);
delete context; // removes the connection
},
Qt::QueuedConnection);
auto productData = productsMetaData.first().toHash();
QMetaObject::invokeMethod(&sqpApp->dataSourceController(), "requestVariable",
Qt::QueuedConnection, Q_ARG(QVariantHash, productData));
}