ModelView::ExternalPropertyEditor Class Reference

Custom editor for QVariant based on ExternalProperty. More...

Inheritance diagram for ModelView::ExternalPropertyEditor:

Collaboration diagram for ModelView::ExternalPropertyEditor:

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
	ExternalPropertyEditor (QWidget *parent=nullptr)
QVariant	data () const
virtual bool	is_persistent () const
	Returns true if editor should remains alive after editing finished. More...
void	setCallback (std::function< void(const QVariant &)> callback)

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	buttonClicked ()

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

Private Attributes
std::function< void(const QVariant &)>	m_callback
LostFocusFilter *	m_focusFilter
QLabel *	m_pixmapLabel
QLabel *	m_textLabel

Detailed Description

Custom editor for QVariant based on ExternalProperty.

Contains icon, label and button to call external dialog via callback mechanism.

Definition at line 30 of file externalpropertyeditor.h.

Constructor & Destructor Documentation

ExternalPropertyEditor()

ExternalPropertyEditor::ExternalPropertyEditor ( QWidget *  parent = nullptr )

explicit

Definition at line 28 of file externalpropertyeditor.cpp.

    : CustomEditor(parent)
    , m_textLabel(new QLabel)
    , m_pixmapLabel(new QLabel)
    , m_focusFilter(new LostFocusFilter(this))
 
{
    setMouseTracking(true);
    setAutoFillBackground(true);
 
    auto layout = new QHBoxLayout;
    layout->setContentsMargins(4, 0, 0, 0);
 
    auto button = new QToolButton;
    button->setSizePolicy(QSizePolicy(QSizePolicy::Fixed, QSizePolicy::Preferred));
    button->setText(QLatin1String(" . . . "));
    button->setToolTip("Open selector");
    layout->addWidget(m_pixmapLabel);
    layout->addWidget(m_textLabel);
    layout->addStretch(1);
    layout->addWidget(button);
    setFocusPolicy(Qt::StrongFocus);
    setAttribute(Qt::WA_InputMethodEnabled);
    connect(button, &QToolButton::clicked, this, &ExternalPropertyEditor::buttonClicked);
 
    setLayout(layout);
}

References buttonClicked(), m_pixmapLabel, and m_textLabel.

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Member Function Documentation

buttonClicked

void ExternalPropertyEditor::buttonClicked ( )

privateslot

Definition at line 61 of file externalpropertyeditor.cpp.

{
    if (m_callback)
        m_callback(m_data);
    else
        QMessageBox::warning(nullptr, "Not configured", "No external dialog configured.");
}

References m_callback, ModelView::CustomEditor::m_data, and GUIHelpers::warning().

Referenced by ExternalPropertyEditor().

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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 CustomEditor::is_persistent ( ) const

virtualinherited

Returns true if editor should remains alive after editing finished.

Reimplemented in ModelView::SelectableComboBoxEditor, ModelView::ScientificSpinBoxEditor, ModelView::ComboPropertyEditor, and ModelView::BoolEditor.

Definition at line 28 of file customeditor.cpp.

{
    return false;
}

setCallback()

void ExternalPropertyEditor::setCallback

(

std::function< void(const QVariant &)>

callback

)

Definition at line 56 of file externalpropertyeditor.cpp.

{
    m_callback = std::move(callback);
}

References m_callback.

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().

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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(), ModelView::ScientificSpinBoxEditor::onEditingFinished(), ModelView::ComboPropertyEditor::onIndexChanged(), ModelView::ExternalPropertyComboEditor::onIndexChanged(), and ModelView::SelectableComboBoxEditor::onModelDataChanged().

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update_components()

void ExternalPropertyEditor::update_components ( )

overrideprivatevirtual

Should update widget components from m_data, if necessary.

Implements ModelView::CustomEditor.

Definition at line 69 of file externalpropertyeditor.cpp.

{
    if (!Utils::IsExtPropertyVariant(m_data))
        throw std::runtime_error("Error. Wrong variant type (ExternalProperty is required).");
 
    auto prop = m_data.value<ExternalProperty>();
    QPixmap pixmap(Style::DefaultPixmapSize(), Style::DefaultPixmapSize());
    pixmap.fill(prop.color());
    m_textLabel->setText(QString::fromStdString(prop.text()));
    m_pixmapLabel->setPixmap(pixmap);
}

References ModelView::Style::DefaultPixmapSize(), ModelView::Utils::IsExtPropertyVariant(), ModelView::CustomEditor::m_data, m_pixmapLabel, and m_textLabel.

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Member Data Documentation

m_callback

std::function<void(const QVariant&)> ModelView::ExternalPropertyEditor::m_callback

private

Definition at line 46 of file externalpropertyeditor.h.

Referenced by buttonClicked(), and setCallback().

m_data

QVariant ModelView::CustomEditor::m_data

protectedinherited

Definition at line 48 of file customeditor.h.

Referenced by 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(), ModelView::ScientificSpinBoxEditor::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(), update_components(), ModelView::IntegerEditor::update_components(), ModelView::ScientificDoubleEditor::update_components(), ModelView::ScientificSpinBoxEditor::update_components(), ModelView::SelectableComboBoxEditor::update_components(), and ModelView::SelectableComboBoxEditor::updateBoxLabel().

m_focusFilter

LostFocusFilter* ModelView::ExternalPropertyEditor::m_focusFilter

private

Definition at line 45 of file externalpropertyeditor.h.

m_pixmapLabel

QLabel* ModelView::ExternalPropertyEditor::m_pixmapLabel

private

Definition at line 44 of file externalpropertyeditor.h.

Referenced by ExternalPropertyEditor(), and update_components().

m_textLabel

QLabel* ModelView::ExternalPropertyEditor::m_textLabel

private

Definition at line 43 of file externalpropertyeditor.h.

Referenced by ExternalPropertyEditor(), 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().

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

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