KisWidgetChooser Class Reference

#include <kis_widget_chooser.h>

Inheritance diagram for KisWidgetChooser:

Classes
struct	Data

Public Slots
void	showPopupWidget ()
void	updateThemedIcons ()

Public Member Functions
void	addLabelWidget (const QString &id, const QString &label, QWidget *widget)
template<class TWidget >
TWidget *	addWidget (const QString &id, const QString &label="")
QWidget *	chooseWidget (const QString &id)
QWidget *	getWidget (const QString &id) const
template<class TWidget >
TWidget *	getWidget (const QString &id) const
	KisWidgetChooser (int id, QWidget *parent=0)
	~KisWidgetChooser () override

Protected Slots
void	slotButtonPressed ()
void	slotWidgetChosen (int index)

Protected Member Functions
void	changeEvent (QEvent *e) override

Private Types
typedef QList< Data >::const_iterator	ConstIterator
typedef QList< Data >::iterator	Iterator

Private Member Functions
QLayout *	createLayout ()
QLayout *	createPopupLayout ()
void	removeWidget (const QString &id)
void	updateArrowIcon ()

Private Attributes
QIcon	m_acceptIcon
QToolButton *	m_arrowButton
QButtonGroup *	m_buttons
int	m_chooserid
QString	m_chosenID
QFrame *	m_popup
QList< Data >	m_widgets

Detailed Description

Definition at line 19 of file kis_widget_chooser.h.

Member Typedef Documentation

ConstIterator

typedef QList<Data>::const_iterator KisWidgetChooser::ConstIterator

private

Definition at line 43 of file kis_widget_chooser.h.

Iterator

typedef QList<Data>::iterator KisWidgetChooser::Iterator

private

Definition at line 42 of file kis_widget_chooser.h.

Constructor & Destructor Documentation

KisWidgetChooser()

KisWidgetChooser::KisWidgetChooser	(	int	id,
		QWidget *	parent = 0 )

Definition at line 24 of file kis_widget_chooser.cpp.

    : QFrame(parent)
    , m_chooserid(id)
{
    m_acceptIcon  = KisIconUtils::loadIcon("list-add");
    m_buttons     = new QButtonGroup();
    m_popup       = new QFrame(0, Qt::Popup);
    m_arrowButton = new QToolButton();
 
    m_popup->setFrameStyle(QFrame::Panel|QFrame::Raised);
    m_arrowButton->setFixedWidth(m_arrowButton->sizeHint().height());
    m_arrowButton->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Minimum);
    m_arrowButton->setAutoRaise(true);
    updateArrowIcon();
 
    connect(m_arrowButton, SIGNAL(clicked(bool)), SLOT(slotButtonPressed()));
}

References connect(), KisIconUtils::loadIcon(), m_acceptIcon, m_arrowButton, m_buttons, m_popup, slotButtonPressed(), and updateArrowIcon().

~KisWidgetChooser()

KisWidgetChooser::~KisWidgetChooser ( )

override

Definition at line 42 of file kis_widget_chooser.cpp.

{
    delete m_buttons;
    delete m_popup;
    delete m_arrowButton;
}

References m_arrowButton, m_buttons, and m_popup.

Member Function Documentation

addLabelWidget()

void KisWidgetChooser::addLabelWidget	(	const QString &	id,
		const QString &	label,
		QWidget *	widget )

Definition at line 70 of file kis_widget_chooser.cpp.

{
    removeWidget(id);
 
    if (label.isEmpty()) {
        m_widgets.push_back(Data(id, widget, 0));
    }
    else {
        m_widgets.push_back(Data(id, widget, new QLabel(label)));
    }
 
    delete m_popup->layout();
    m_popup->setLayout(createPopupLayout());
    m_popup->adjustSize();
 
    delete QWidget::layout();
    QWidget::setLayout(createLayout());
}

References createLayout(), createPopupLayout(), m_popup, m_widgets, and removeWidget().

addWidget()

template<class TWidget >

TWidget * KisWidgetChooser::addWidget ( const QString & id, const QString & label = "" )

inline

Definition at line 54 of file kis_widget_chooser.h.

                                                                     {
        if (id.isEmpty()) {
            return 0;
        }
 
        TWidget* widget = new TWidget();
        addLabelWidget(id, label, widget);
        return widget;
    }

changeEvent()

void KisWidgetChooser::changeEvent ( QEvent * e )

overrideprotected

Definition at line 255 of file kis_widget_chooser.cpp.

{
    QFrame::changeEvent(e);
 
    switch (e->type()) {
    case QEvent::StyleChange:
    case QEvent::PaletteChange:
    case QEvent::EnabledChange:
        updateArrowIcon();
        break;
    default:
        ;
    }
}

References updateArrowIcon().

chooseWidget()

QWidget * KisWidgetChooser::chooseWidget

(

const QString &

id

)

Definition at line 178 of file kis_widget_chooser.cpp.

{
    QWidget* chosenWidget = 0;
 
    for(Iterator i=m_widgets.begin(); i!=m_widgets.end(); ++i) {
        if(i->id == id) {
            chosenWidget = i->widget;
            i->chosen    = true;
        }
        else i->chosen = false;
    }
 
    delete m_popup->layout();
    m_popup->setLayout(createPopupLayout());
    m_popup->adjustSize();
 
    delete QWidget::layout();
    QWidget::setLayout(createLayout());
 
    KisConfig cfg(false);
    cfg.setToolbarSlider(m_chooserid, id);
 
    return chosenWidget;
}

References createLayout(), createPopupLayout(), m_chooserid, m_popup, m_widgets, and KisConfig::setToolbarSlider().

createLayout()

QLayout * KisWidgetChooser::createLayout ( )

private

Definition at line 89 of file kis_widget_chooser.cpp.

{
    QHBoxLayout* layout = new QHBoxLayout();
    layout->setContentsMargins(0, 0, 0, 0);
    layout->setSpacing(0);
    layout->addWidget(m_arrowButton);
 
    for(Iterator i=m_widgets.begin(); i!=m_widgets.end(); ++i) {
        if(i->chosen) {
            if (i->label) {
                layout->addWidget(i->label);
            }
            layout->addWidget(i->widget);
            break;
        }
    }
    return layout;
}

References m_arrowButton, and m_widgets.

createPopupLayout()

QLayout * KisWidgetChooser::createPopupLayout ( )

private

Definition at line 108 of file kis_widget_chooser.cpp.

{
    QGridLayout* layout = new QGridLayout();
    int          row    = 0;
    int          idx    = 0;
 
    layout->setContentsMargins(0, 0, 0, 0);
    layout->setSpacing(0);
 
    QButtonGroup*           group   = new QButtonGroup();
    QList<QAbstractButton*> buttons = m_buttons->buttons();
 
    for(Iterator i=m_widgets.begin(); i!=m_widgets.end(); ++i) {
        if(!i->chosen) {
            if(row == buttons.size()) {
                QToolButton* bn = new QToolButton();
 
                m_acceptIcon  = KisIconUtils::loadIcon("list-add");
                bn->setIcon(m_acceptIcon);
                bn->setAutoRaise(true);
                buttons.push_back(bn);
            }
 
            if (i->label) {
                layout->addWidget(i->label    , row, 0);
                layout->addWidget(i->widget   , row, 1);
                layout->addWidget(buttons[row], row, 2);
            }
            else {
                layout->addWidget(i->widget   , row, 0);
                layout->addWidget(buttons[row], row, 1);
            }
            group->addButton(buttons[row], idx);
            ++row;
        }
 
        ++idx;
    }
 
    for(int i=row; i<buttons.size(); ++i)
        delete buttons[i];
 
    delete m_buttons;
 
    m_buttons = group;
    connect(m_buttons, SIGNAL(idClicked(int)), SLOT(slotWidgetChosen(int)));
 
    return layout;
}

References buttons(), connect(), KisIconUtils::loadIcon(), m_acceptIcon, m_buttons, m_widgets, and slotWidgetChosen().

getWidget() [1/2]

QWidget * KisWidgetChooser::getWidget

(

const QString &

id

)

const

Definition at line 203 of file kis_widget_chooser.cpp.

{
    ConstIterator data = std::find(m_widgets.begin(), m_widgets.end(), Data(id));
 
    if(data != m_widgets.end())
        return data->widget;
 
    return 0;
}

References m_widgets.

getWidget() [2/2]

template<class TWidget >

TWidget * KisWidgetChooser::getWidget ( const QString & id ) const

inline

Definition at line 65 of file kis_widget_chooser.h.

                                                {
        return dynamic_cast<TWidget*>(getWidget(id));
    }

removeWidget()

void KisWidgetChooser::removeWidget ( const QString & id )

private

Definition at line 158 of file kis_widget_chooser.cpp.

{
    Iterator data = std::find(m_widgets.begin(), m_widgets.end(), Data(id));
 
    if(data != m_widgets.end()) {
        if(!data->chosen) {
            delete m_popup->layout();
            m_popup->setLayout(createPopupLayout());
            m_popup->adjustSize();
        }
        else delete QWidget::layout();
 
        if (data->label) {
            delete data->label;
        }
        delete data->widget;
        m_widgets.erase(data);
    }
}

References createPopupLayout(), m_popup, and m_widgets.

showPopupWidget

void KisWidgetChooser::showPopupWidget ( )

slot

Definition at line 213 of file kis_widget_chooser.cpp.

{
    QSize popSize = m_popup->size();
    QRect popupRect(QFrame::mapToGlobal(QPoint(-1, QFrame::height())), popSize);
 
    // Get the available geometry of the screen which contains this KisPopupButton
    QRect screenRect = this->screen()->availableGeometry();
 
    // Make sure the popup is not drawn outside the screen area
    if(popupRect.right() > screenRect.right())
        popupRect.translate(screenRect.right() - popupRect.right(), 0);
    if(popupRect.left() < screenRect.left())
        popupRect.translate(screenRect.left() - popupRect.left(), 0);
    if(popupRect.bottom() > screenRect.bottom())
        popupRect.translate(0, -popupRect.height());
 
    m_popup->setGeometry(popupRect);
    m_popup->show();
}

References m_popup.

slotButtonPressed

void KisWidgetChooser::slotButtonPressed ( )

protectedslot

Definition at line 243 of file kis_widget_chooser.cpp.

{
    showPopupWidget();
}

References showPopupWidget().

slotWidgetChosen

void KisWidgetChooser::slotWidgetChosen ( int index )

protectedslot

Definition at line 248 of file kis_widget_chooser.cpp.

{
    chooseWidget(m_widgets[index].id);
    m_popup->hide();
}

References chooseWidget(), m_popup, and m_widgets.

updateArrowIcon()

void KisWidgetChooser::updateArrowIcon ( )

private

Definition at line 49 of file kis_widget_chooser.cpp.

{
    QImage image(16, 16, QImage::Format_ARGB32);
    image.fill(0);
 
    QStylePainter painter(&image, this);
    QStyleOption  option;
 
    option.rect    = image.rect();
    option.palette = palette();
    option.state   = QStyle::State_Enabled;
    option.palette.setBrush(QPalette::ButtonText, option.palette.text());
 
    painter.setBrush(option.palette.text().color());
    painter.setPen(option.palette.text().color());
    painter.drawPrimitive(QStyle::PE_IndicatorArrowDown, option);
    painter.end(); // Otherwise there will always be a copy
 
    m_arrowButton->setIcon(QIcon(QPixmap::fromImage(image)));
}

References m_arrowButton, and palette.

updateThemedIcons

void KisWidgetChooser::updateThemedIcons ( )

slot

Definition at line 234 of file kis_widget_chooser.cpp.

{
    for (int i = 0; i < m_buttons->buttons().length(); i++) {
         if ( m_buttons->button(i)) {
              m_buttons->button(i)->setIcon(KisIconUtils::loadIcon("list-add"));
         }
    }
}

References length(), KisIconUtils::loadIcon(), and m_buttons.

Member Data Documentation

m_acceptIcon

QIcon KisWidgetChooser::m_acceptIcon

private

Definition at line 89 of file kis_widget_chooser.h.

m_arrowButton

QToolButton* KisWidgetChooser::m_arrowButton

private

Definition at line 90 of file kis_widget_chooser.h.

m_buttons

QButtonGroup* KisWidgetChooser::m_buttons

private

Definition at line 91 of file kis_widget_chooser.h.

m_chooserid

int KisWidgetChooser::m_chooserid

private

Definition at line 88 of file kis_widget_chooser.h.

m_chosenID

QString KisWidgetChooser::m_chosenID

private

Definition at line 93 of file kis_widget_chooser.h.

m_popup

QFrame* KisWidgetChooser::m_popup

private

Definition at line 92 of file kis_widget_chooser.h.

m_widgets

QList<Data> KisWidgetChooser::m_widgets

private

Definition at line 94 of file kis_widget_chooser.h.

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

• libs/ui/widgets/kis_widget_chooser.h
• libs/ui/widgets/kis_widget_chooser.cpp