ModelView::ScientificSpinBoxEditor Class Reference

Custom editor for QVariant based on double with scientific notation support. More...

Inheritance diagram for ModelView::ScientificSpinBoxEditor:

Collaboration diagram for ModelView::ScientificSpinBoxEditor:

Public Slots
void	setData (const QVariant &data)
	Sets the data from model to editor. More...

Signals
void	dataChanged (QVariant value)
	Emmits signal when data was changed in an editor. More...

Public Member Functions
	ScientificSpinBoxEditor (QWidget *parent=nullptr)
QVariant	data () const
bool	is_persistent () const override
	Returns true if editor should remains alive after editing finished. More...
void	setDecimals (int decimals)
void	setRange (double minimum, double maximum)
void	setSingleStep (double step)

Protected Member Functions
void	setDataIntern (const QVariant &data)
	Saves the data as given by editor's internal components and notifies the model. More...

Protected Attributes
QVariant	m_data

Properties
QVariant	value

Private Slots
void	onEditingFinished ()

Private Member Functions
void	update_components () override
	Should update widget components from m_data, if necessary. More...

Private Attributes
ScientificSpinBox *	m_doubleEditor

Detailed Description

Custom editor for QVariant based on double with scientific notation support.

Definition at line 26 of file scientificspinboxeditor.h.

Constructor & Destructor Documentation

ScientificSpinBoxEditor()

ScientificSpinBoxEditor::ScientificSpinBoxEditor ( QWidget *  parent = nullptr )

explicit

Definition at line 23 of file scientificspinboxeditor.cpp.

    : CustomEditor(parent), m_doubleEditor(new ScientificSpinBox)
{
    setAutoFillBackground(true);
    setFocusPolicy(Qt::StrongFocus);
    m_doubleEditor->setFocusPolicy(Qt::StrongFocus);
    m_doubleEditor->setKeyboardTracking(false);
 
    auto layout = new QVBoxLayout;
    layout->setMargin(0);
    layout->setSpacing(0);
 
    layout->addWidget(m_doubleEditor);
 
    connect(m_doubleEditor, &ScientificSpinBox::valueChanged, [=] { this->onEditingFinished(); });
 
    setLayout(layout);
 
    setFocusProxy(m_doubleEditor);
}

References m_doubleEditor, onEditingFinished(), and ModelView::ScientificSpinBox::valueChanged().

Here is the call graph for this function:

Member Function Documentation

data()

QVariant CustomEditor::data ( ) const

inherited

Definition at line 21 of file customeditor.cpp.

{
    return m_data;
}

References ModelView::CustomEditor::m_data.

Referenced by ModelView::CustomEditor::setData(), and ModelView::CustomEditor::setDataIntern().

dataChanged

void ModelView::CustomEditor::dataChanged ( QVariant  value )

signalinherited

Emmits signal when data was changed in an editor.

Referenced by ModelView::PropertyFlatView::PropertyFlatViewImpl::create_editor(), ModelView::ViewModelDelegate::createEditor(), and ModelView::CustomEditor::setDataIntern().

is_persistent()

bool ScientificSpinBoxEditor::is_persistent ( ) const

overridevirtual

Returns true if editor should remains alive after editing finished.

Reimplemented from ModelView::CustomEditor.

Definition at line 60 of file scientificspinboxeditor.cpp.

{
    return true;
}

onEditingFinished

void ScientificSpinBoxEditor::onEditingFinished ( )

privateslot

Definition at line 65 of file scientificspinboxeditor.cpp.

{
    double new_value = m_doubleEditor->value();
 
    if (!Utils::AreAlmostEqual(new_value, m_data.value<double>()))
        setDataIntern(QVariant::fromValue(new_value));
}

References ModelView::Utils::AreAlmostEqual(), ModelView::CustomEditor::m_data, m_doubleEditor, ModelView::CustomEditor::setDataIntern(), and ModelView::ScientificSpinBox::value.

Referenced by ScientificSpinBoxEditor().

Here is the call graph for this function:

setData

void CustomEditor::setData ( const QVariant &  data )

slotinherited

Sets the data from model to editor.

Definition at line 35 of file customeditor.cpp.

{
    m_data = data;
    update_components();
}

References ModelView::CustomEditor::data(), ModelView::CustomEditor::m_data, and ModelView::CustomEditor::update_components().

Here is the call graph for this function:

setDataIntern()

void CustomEditor::setDataIntern ( const QVariant &  data )

protectedinherited

Saves the data as given by editor's internal components and notifies the model.

Definition at line 43 of file customeditor.cpp.

{
    m_data = data;
    dataChanged(m_data);
}

References ModelView::CustomEditor::data(), ModelView::CustomEditor::dataChanged(), and ModelView::CustomEditor::m_data.

Referenced by ModelView::ColorEditor::mousePressEvent(), ModelView::BoolEditor::onCheckBoxChange(), ModelView::DoubleEditor::onEditingFinished(), ModelView::IntegerEditor::onEditingFinished(), ModelView::ScientificDoubleEditor::onEditingFinished(), onEditingFinished(), ModelView::ComboPropertyEditor::onIndexChanged(), ModelView::ExternalPropertyComboEditor::onIndexChanged(), and ModelView::SelectableComboBoxEditor::onModelDataChanged().

Here is the call graph for this function:

setDecimals()

void ScientificSpinBoxEditor::setDecimals

(

int

decimals

)

Definition at line 50 of file scientificspinboxeditor.cpp.

{
    m_doubleEditor->setDecimals(decimals);
}

References m_doubleEditor, and ModelView::ScientificSpinBox::setDecimals().

Here is the call graph for this function:

setRange()

void ScientificSpinBoxEditor::setRange	(	double	minimum,
		double	maximum
	)

Definition at line 44 of file scientificspinboxeditor.cpp.

{
    m_doubleEditor->setMinimum(minimum);
    m_doubleEditor->setMaximum(maximum);
}

References m_doubleEditor, ModelView::ScientificSpinBox::setMaximum(), and ModelView::ScientificSpinBox::setMinimum().

Here is the call graph for this function:

setSingleStep()

void ScientificSpinBoxEditor::setSingleStep

(

double

step

)

Definition at line 55 of file scientificspinboxeditor.cpp.

{
    m_doubleEditor->setSingleStep(step);
}

References m_doubleEditor, and ModelView::ScientificSpinBox::setSingleStep().

Here is the call graph for this function:

update_components()

void ScientificSpinBoxEditor::update_components ( )

overrideprivatevirtual

Should update widget components from m_data, if necessary.

Implements ModelView::CustomEditor.

Definition at line 73 of file scientificspinboxeditor.cpp.

{
    if (m_data.type() != QVariant::Double)
        throw std::runtime_error(
            "ScientificSpinBoxEditor::update_components() -> Error. Wrong variant type");
 
    m_doubleEditor->setValue(m_data.value<double>());
}

References ModelView::CustomEditor::m_data, m_doubleEditor, and ModelView::ScientificSpinBox::setValue().

Here is the call graph for this function:

Member Data Documentation

m_data

QVariant ModelView::CustomEditor::m_data

protectedinherited

Definition at line 48 of file customeditor.h.

Referenced by ModelView::ExternalPropertyEditor::buttonClicked(), ModelView::ColorEditor::currentColor(), ModelView::CustomEditor::data(), ModelView::ComboPropertyEditor::internIndex(), ModelView::ExternalPropertyComboEditor::internIndex(), ModelView::ComboPropertyEditor::internLabels(), ModelView::BoolEditor::onCheckBoxChange(), ModelView::DoubleEditor::onEditingFinished(), ModelView::IntegerEditor::onEditingFinished(), ModelView::ScientificDoubleEditor::onEditingFinished(), onEditingFinished(), ModelView::ComboPropertyEditor::onIndexChanged(), ModelView::ExternalPropertyComboEditor::onIndexChanged(), ModelView::SelectableComboBoxEditor::onModelDataChanged(), ModelView::CustomEditor::setData(), ModelView::CustomEditor::setDataIntern(), ModelView::BoolEditor::update_components(), ModelView::ColorEditor::update_components(), ModelView::DoubleEditor::update_components(), ModelView::ExternalPropertyEditor::update_components(), ModelView::IntegerEditor::update_components(), ModelView::ScientificDoubleEditor::update_components(), update_components(), ModelView::SelectableComboBoxEditor::update_components(), and ModelView::SelectableComboBoxEditor::updateBoxLabel().

m_doubleEditor

ScientificSpinBox* ModelView::ScientificSpinBoxEditor::m_doubleEditor

private

Definition at line 43 of file scientificspinboxeditor.h.

Referenced by ScientificSpinBoxEditor(), onEditingFinished(), setDecimals(), setRange(), setSingleStep(), and update_components().

Property Documentation

value

QVariant ModelView::CustomEditor::value

readwriteinherited

Definition at line 1 of file customeditor.h.

Referenced by ModelView::BoolEditor::onCheckBoxChange(), ModelView::DoubleEditor::setSingleStep(), and ModelView::BoolEditor::update_components().

---

The documentation for this class was generated from the following files:

• /home/www/ba/mvvm/viewmodel/mvvm/editors/scientificspinboxeditor.h
• /home/www/ba/mvvm/viewmodel/mvvm/editors/scientificspinboxeditor.cpp