KoDockWidgetTitleBarButton Class Reference

A custom title bar button for dock widgets. More...

#include <KoDockWidgetTitleBarButton.h>

Inheritance diagram for KoDockWidgetTitleBarButton:

Public Member Functions
	KoDockWidgetTitleBarButton (QWidget *parent=0)
QSize	minimumSizeHint () const override
	reimplemented from QWidget
	Private ()
QSize	sizeHint () const override
	reimplemented from QWidget
	~KoDockWidgetTitleBarButton () override

Public Attributes
int	iconSize
QSize	styleSize

Protected Member Functions
void	enterEvent (QEnterEvent *e) override
void	leaveEvent (QEvent *event) override
void	paintEvent (QPaintEvent *event) override

Private Attributes
Private *const	d
Private Attributes inherited from Private
KisCanvas2 *	canvas
int	displayedFrame
int	intendedFrame

Additional Inherited Members
Private Member Functions inherited from Private
	Private (KisCanvas2 *c)

Detailed Description

A custom title bar button for dock widgets.

Used in KoDockWidgetTitleBar but can be also used for similar purposes inside other parents.

Definition at line 19 of file KoDockWidgetTitleBarButton.cpp.

Constructor & Destructor Documentation

KoDockWidgetTitleBarButton()

KoDockWidgetTitleBarButton::KoDockWidgetTitleBarButton ( QWidget * parent = 0 )

explicit

Definition at line 27 of file KoDockWidgetTitleBarButton.cpp.

        : QAbstractButton(parent), d(new Private())
{
    setFocusPolicy(Qt::NoFocus);
}

~KoDockWidgetTitleBarButton()

KoDockWidgetTitleBarButton::~KoDockWidgetTitleBarButton ( )

override

Definition at line 33 of file KoDockWidgetTitleBarButton.cpp.

{
    delete d;
}

References d.

Member Function Documentation

enterEvent()

void KoDockWidgetTitleBarButton::enterEvent ( QEnterEvent * e )

overrideprotected

Definition at line 65 of file KoDockWidgetTitleBarButton.cpp.

{
    if (isEnabled())
        update();
    QAbstractButton::enterEvent(event);
}

leaveEvent()

void KoDockWidgetTitleBarButton::leaveEvent ( QEvent * event )

overrideprotected

Definition at line 73 of file KoDockWidgetTitleBarButton.cpp.

{
    if (isEnabled())
        update();
    QAbstractButton::leaveEvent(event);
}

minimumSizeHint()

QSize KoDockWidgetTitleBarButton::minimumSizeHint ( ) const

override

reimplemented from QWidget

Definition at line 56 of file KoDockWidgetTitleBarButton.cpp.

{
    return sizeHint();
}

References sizeHint().

paintEvent()

void KoDockWidgetTitleBarButton::paintEvent ( QPaintEvent * event )

overrideprotected

Definition at line 80 of file KoDockWidgetTitleBarButton.cpp.

{
    QPainter p(this);
 
    QStyleOptionToolButton opt;
    opt.initFrom(this);
    opt.state |= QStyle::State_AutoRaise;
 
    if (isEnabled() && underMouse() && !isChecked() && !isDown())
        opt.state |= QStyle::State_Raised;
    if (isChecked())
        opt.state |= QStyle::State_On;
    if (isDown())
        opt.state |= QStyle::State_Sunken;
    style()->drawPrimitive(QStyle::PE_PanelButtonTool, &opt, &p, this);
 
    opt.icon = icon();
    opt.features = QStyleOptionToolButton::None;
    opt.arrowType = Qt::NoArrow;
    int size = style()->pixelMetric(QStyle::PM_SmallIconSize, 0, this);
    opt.iconSize = QSize(size, size);
    style()->drawComplexControl(QStyle::CC_ToolButton, &opt, &p, this);
}

References p.

Private()

KoDockWidgetTitleBarButton::Private ( )

inline

Definition at line 22 of file KoDockWidgetTitleBarButton.cpp.

: styleSize(0, 0), iconSize(0) {}

sizeHint()

QSize KoDockWidgetTitleBarButton::sizeHint ( ) const

override

reimplemented from QWidget

Definition at line 38 of file KoDockWidgetTitleBarButton.cpp.

{
    ensurePolished();
 
    const int margin = style()->pixelMetric(QStyle::PM_DockWidgetTitleBarButtonMargin, 0, this);
    if (icon().isNull()) {
        return QSize(18, 18);
    }
 
    int iconSize = style()->pixelMetric(QStyle::PM_SmallIconSize, 0, this);
    if (iconSize != d->iconSize) {
        const_cast<KoDockWidgetTitleBarButton*>(this)->d->iconSize = iconSize;
        const QPixmap pm = icon().pixmap(iconSize);
        const_cast<KoDockWidgetTitleBarButton*>(this)->d->styleSize = QSize(pm.width() + margin, pm.height() + margin);
    }
    return d->styleSize;
}

References d, and iconSize.

Member Data Documentation

d

Private* const KoDockWidgetTitleBarButton::d

private

Definition at line 43 of file KoDockWidgetTitleBarButton.h.

iconSize

int KoDockWidgetTitleBarButton::iconSize

Definition at line 24 of file KoDockWidgetTitleBarButton.cpp.

styleSize

QSize KoDockWidgetTitleBarButton::styleSize

Definition at line 23 of file KoDockWidgetTitleBarButton.cpp.

---

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

• libs/widgets/KoDockWidgetTitleBarButton.cpp
• libs/widgets/KoDockWidgetTitleBarButton.h