valentina/src/libs/vpropertyexplorer/vpropertyformwidget.cpp
Roman Telezhynskyi 4e07172a6f Cppcheck warnings.
2022-08-08 15:25:14 +03:00

387 lines
11 KiB
C++

/************************************************************************
**
** @file vpropertyformwidget.cpp
** @author hedgeware <internal(at)hedgeware.net>
** @date
**
** @brief
** @copyright
** All rights reserved. This program and the accompanying materials
** are made available under the terms of the GNU Lesser General Public License
** (LGPL) version 2.1 which accompanies this distribution, and is available at
** http://www.gnu.org/licenses/lgpl-2.1.html
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
*************************************************************************/
#include "vpropertyformwidget.h"
#include <QEvent>
#include <QFormLayout>
#include <QKeyEvent>
#include <QLayout>
#include <QLayoutItem>
#include <QMargins>
#include <QPlainTextEdit>
#include <QStyleOptionViewItem>
#include <QVariant>
#include <QWidget>
#include <Qt>
#include "plugins/vwidgetproperty.h"
#include "vproperty.h"
#include "vpropertyformwidget_p.h"
VPE::VPropertyFormWidget::VPropertyFormWidget(const QString &title, const QString &description,
const QList<VProperty*>& properties, QWidget *parent)
: QGroupBox(title, parent), d_ptr(new VPropertyFormWidgetPrivate(properties))
{
VPE::VPropertyFormWidget::build();
setToolTip(description);
setWhatsThis(description);
}
VPE::VPropertyFormWidget::VPropertyFormWidget(VProperty *parent_property, QWidget *parent)
: QGroupBox(parent), d_ptr(new VPropertyFormWidgetPrivate())
{
if (parent_property)
{
d_ptr->Properties = parent_property->getChildren();
VPE::VPropertyFormWidget::build();
setTitle(parent_property->getName());
setToolTip(parent_property->getDescription());
setWhatsThis(parent_property->getDescription());
}
}
VPE::VPropertyFormWidget::VPropertyFormWidget(VPropertyFormWidgetPrivate *d_pointer, QWidget *parent,
const QString &title, const QString &description)
: QGroupBox(title, parent), d_ptr(d_pointer)
{
VPE::VPropertyFormWidget::build();
setToolTip(description);
setWhatsThis(description);
}
VPE::VPropertyFormWidget::~VPropertyFormWidget()
{
delete d_ptr;
}
void VPE::VPropertyFormWidget::build()
{
// Clear the old content, delete old widgets
d_ptr->EditorWidgets.clear();
if (layout())
{
QLayoutItem *child;
while (layout()->count() > 0 && (child = layout()->takeAt(0)) != nullptr)
{
if (child->widget())
{
delete child->widget();
}
delete child;
}
delete layout();
}
// Create new content
if (d_ptr->Properties.isEmpty())
{
return; //... only if there are properties
}
QFormLayout* tmpFormLayout = new QFormLayout(this);
tmpFormLayout->setFieldGrowthPolicy(QFormLayout::ExpandingFieldsGrow);
setLayout(tmpFormLayout);
for (int i = 0; i < d_ptr->Properties.count(); ++i)
{
// Get the current property
VProperty* tmpProperty = d_ptr->Properties.value(i, nullptr);
if (!tmpProperty)
{
continue;
}
if (tmpProperty->getRowCount() > 0)
{
if (tmpProperty->propertyType() == Property::Complex)
{
buildEditor(tmpProperty, tmpFormLayout, Property::Complex);
QWidget *group = new QWidget(this);
tmpFormLayout->addRow(group);
QFormLayout* subFormLayout = new QFormLayout(group);
subFormLayout->setFieldGrowthPolicy(QFormLayout::ExpandingFieldsGrow);
QMargins margins = subFormLayout->contentsMargins();
margins.setTop(0);
margins.setLeft(18);
margins.setRight(0);
subFormLayout->setContentsMargins(margins);
group->setLayout(subFormLayout);
QList<VProperty*> children = tmpProperty->getChildren();
for (int j = 0; j < children.size(); ++j)
{
buildEditor(children[j], subFormLayout);
connect(children[j], &VProperty::childChanged, tmpProperty, &VProperty::ValueChildChanged,
Qt::UniqueConnection);
++i;
d_ptr->Properties.insert(i, children[j]);
}
}
else
{
// Child properties, the property itself is not being added
VPropertyFormWidget* tmpNewFormWidget = new VPropertyFormWidget(tmpProperty, this);
tmpFormLayout->addRow(tmpNewFormWidget);
d_ptr->EditorWidgets.append(VPropertyFormWidgetPrivate::SEditorWidget(tmpNewFormWidget));
tmpNewFormWidget->setCommitBehaviour(d_ptr->UpdateEditors);
}
}
else if (tmpProperty->type() == "widget")
{
VWidgetProperty* tmpWidgetProperty = static_cast<VWidgetProperty*>(tmpProperty);
tmpFormLayout->addRow(tmpWidgetProperty->getWidget());
d_ptr->EditorWidgets.append(VPropertyFormWidgetPrivate::SEditorWidget(tmpWidgetProperty->getWidget()));
}
else
{
buildEditor(tmpProperty, tmpFormLayout);
}
}
}
void VPE::VPropertyFormWidget::buildEditor(VProperty* property, QFormLayout* formLayout, Property type)
{
// Add property (no child properties)
// Create the editor (if it doesn't work, create empty widget)
QWidget* tmpEditor = property->createEditor(this, QStyleOptionViewItem(), nullptr);
if (!tmpEditor)
{
tmpEditor = new QWidget(this);
}
// set tooltip and whats this
tmpEditor->setToolTip(property->getDescription());
tmpEditor->setWhatsThis(property->getDescription());
// Install event filter
tmpEditor->installEventFilter(this);
// Set the editor data
property->setEditorData(tmpEditor);
// add new row
if (type == Property::Complex)
{
QString name = "<b>"+property->getName()+"</b>";
formLayout->addRow(name, tmpEditor);
}
else
{
formLayout->addRow(property->getName(), tmpEditor);
}
d_ptr->EditorWidgets.append(VPropertyFormWidgetPrivate::SEditorWidget(tmpEditor));
}
void VPE::VPropertyFormWidget::commitData()
{
for (int i = 0; i < d_ptr->Properties.count(); ++i)
{
commitData(i);
}
}
void VPE::VPropertyFormWidget::loadData()
{
for (int i = 0; i < d_ptr->Properties.count(); ++i)
{
loadData(i);
}
}
void VPE::VPropertyFormWidget::commitData(int row)
{
if (row < 0 || row >= d_ptr->EditorWidgets.count() || row >= d_ptr->Properties.count())
{
return;
}
VPropertyFormWidgetPrivate::SEditorWidget& tmpEditorWidget = d_ptr->EditorWidgets[row];
VProperty* tmpProperty = d_ptr->Properties[row];
if (tmpEditorWidget.FormWidget)
{
tmpEditorWidget.FormWidget->commitData();
}
else if (tmpEditorWidget.Editor && tmpProperty)
{
QVariant newValue = tmpProperty->getEditorData(tmpEditorWidget.Editor);
QVariant oldValue = tmpProperty->data(VProperty::DPC_Data, Qt::EditRole);
if (oldValue != newValue)
{
VProperty *parent = tmpProperty->getParent();
if (parent == nullptr || parent->propertyType() != Property::Complex)
{
tmpProperty->setValue(newValue);
emit propertyDataSubmitted(tmpProperty);
}
else if (parent->propertyType() == Property::Complex)
{
tmpProperty->UpdateParent(newValue);
emit propertyDataSubmitted(parent);
}
}
}
}
void VPE::VPropertyFormWidget::loadData(int row)
{
if (row < 0 || row >= d_ptr->EditorWidgets.count() || row >= d_ptr->Properties.count())
{
return;
}
VPropertyFormWidgetPrivate::SEditorWidget& tmpEditorWidget = d_ptr->EditorWidgets[row];
VProperty* tmpProperty = d_ptr->Properties[row];
if (tmpEditorWidget.FormWidget)
{
tmpEditorWidget.FormWidget->loadData();
}
else if (tmpEditorWidget.Editor && tmpProperty)
{
tmpProperty->setEditorData(tmpEditorWidget.Editor);
}
}
void VPE::VPropertyFormWidget::setCommitBehaviour(bool auto_commit)
{
d_ptr->UpdateEditors = auto_commit;
const QList<VPropertyFormWidget*> tmpChildFormWidgets = getChildPropertyFormWidgets();
for (auto tmpChild : tmpChildFormWidgets)
{
if (tmpChild)
{
tmpChild->setCommitBehaviour(auto_commit);
}
}
}
QList<VPE::VPropertyFormWidget *> VPE::VPropertyFormWidget::getChildPropertyFormWidgets() const
{
QList<VPropertyFormWidget *> tmpResult;
for (auto &tmpEditorWidget : d_ptr->EditorWidgets)
{
if (tmpEditorWidget.FormWidget)
{
tmpResult.append(tmpEditorWidget.FormWidget);
}
}
return tmpResult;
}
bool VPE::VPropertyFormWidget::eventFilter(QObject *object, QEvent *event)
{
if (!d_ptr->UpdateEditors)
{
return false;
}
QWidget* editor = qobject_cast<QWidget*>(object);
if (!editor)
{
return false;
}
if (event->type() == QEvent::KeyPress)
{
if (qobject_cast<QPlainTextEdit *>(editor))
{
switch (static_cast<QKeyEvent *>(event)->key())
{
case Qt::Key_Escape:
commitData(editor);
event->accept();
return true;
case Qt::Key_Tab:
case Qt::Key_Backtab:
case Qt::Key_Enter:
case Qt::Key_Return:
default:
return false;
}
}
else
{
switch (static_cast<QKeyEvent *>(event)->key())
{
case Qt::Key_Tab:
case Qt::Key_Backtab:
case Qt::Key_Enter:
case Qt::Key_Return:
case Qt::Key_Escape:
commitData(editor);
event->accept();
return true;
default:
return false;
}
}
return false;
}
else if (event->type() == QEvent::FocusOut || (event->type() == QEvent::Hide && editor->isWindow()))
{
commitData(editor);
return false;
}
else if (event->type() == QEvent::ShortcutOverride)
{
if (static_cast<QKeyEvent*>(event)->key() == Qt::Key_Escape)
{
commitData(editor);
event->accept();
return true;
}
}
else if (event->type() == MyCustomEventType)
{
commitData(editor);
event->accept();
return true;
}
else
{
return QGroupBox::eventFilter(object, event);
}
// Default:
return false;
}
void VPE::VPropertyFormWidget::commitData(const QWidget *editor)
{
if (!editor)
{
return;
}
for (int i = 0; i < d_ptr->EditorWidgets.count(); ++i)
{
VPropertyFormWidgetPrivate::SEditorWidget& tmpEditorWidget = d_ptr->EditorWidgets[i];
if (tmpEditorWidget.Editor == editor)
{
commitData(i);
}
}
}