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Add a hover effect for the selection toggle.

Browse source 
FIXED-IN: 4.13.0
REVIEW: 116028
BUG: 299328
This commit is contained in:
Emmanuel Pescosta 2014-03-03 22:06:56 +01:00
parent eab1b76b76
commit d980dccb12
5 changed files with 28 additions and 23 deletions
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5
src/kitemviews/kitemlistcontroller.cpp
View file

@ -951,8 +951,13 @@ bool KItemListController::hoverMoveEvent(QGraphicsSceneHoverEvent* event, const
if (newHoveredWidget) {
newHoveredWidget->setHovered(true);
const QPointF mappedPos = newHoveredWidget->mapFromItem(m_view, pos);
newHoveredWidget->setHoverPosition(mappedPos);
emit itemHovered(newHoveredWidget->index());
}
} else if (oldHoveredWidget) {
const QPointF mappedPos = oldHoveredWidget->mapFromItem(m_view, pos);
oldHoveredWidget->setHoverPosition(mappedPos);
}
return false;

7
src/kitemviews/kitemlistwidget.cpp
View file

@ -279,6 +279,13 @@ bool KItemListWidget::isHovered() const
return m_hovered;
}
void KItemListWidget::setHoverPosition(const QPointF& pos)
{
if (m_selectionToggle) {
m_selectionToggle->setHovered(m_selectionToggle->contains(pos));
}
}
void KItemListWidget::setAlternateBackground(bool enable)
{
if (m_alternateBackground != enable) {

2
src/kitemviews/kitemlistwidget.h
View file

@ -108,6 +108,8 @@ public:
void setHovered(bool hovered);
bool isHovered() const;
void setHoverPosition(const QPointF& pos);
void setAlternateBackground(bool enable);
bool alternateBackground() const;

33
src/kitemviews/private/kitemlistselectiontoggle.cpp
View file

@ -30,7 +30,6 @@ KItemListSelectionToggle::KItemListSelectionToggle(QGraphicsItem* parent) :
m_checked(false),
m_hovered(false)
{
setAcceptHoverEvents(true);
}
KItemListSelectionToggle::~KItemListSelectionToggle()
@ -51,6 +50,15 @@ bool KItemListSelectionToggle::isChecked() const
return m_checked;
}
void KItemListSelectionToggle::setHovered(bool hovered)
{
if (m_hovered != hovered) {
m_hovered = hovered;
m_pixmap = QPixmap();
update();
}
}
void KItemListSelectionToggle::paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget)
{
Q_UNUSED(option);
@ -65,20 +73,6 @@ void KItemListSelectionToggle::paint(QPainter* painter, const QStyleOptionGraphi
painter->drawPixmap(x, y, m_pixmap);
}
void KItemListSelectionToggle::hoverEnterEvent(QGraphicsSceneHoverEvent* event)
{
QGraphicsWidget::hoverEnterEvent(event);
m_hovered = true;
m_pixmap = QPixmap();
}
void KItemListSelectionToggle::hoverLeaveEvent(QGraphicsSceneHoverEvent* event)
{
QGraphicsWidget::hoverLeaveEvent(event);
m_hovered = false;
m_pixmap = QPixmap();
}
void KItemListSelectionToggle::resizeEvent(QGraphicsSceneResizeEvent* event)
{
QGraphicsWidget::resizeEvent(event);
@ -97,12 +91,9 @@ void KItemListSelectionToggle::resizeEvent(QGraphicsSceneResizeEvent* event)
void KItemListSelectionToggle::updatePixmap()
{
const char* icon = m_checked ? "list-remove" : "list-add";
m_pixmap = KIconLoader::global()->loadIcon(QLatin1String(icon), KIconLoader::NoGroup, iconSize());
if (m_hovered) {
KIconLoader::global()->iconEffect()->apply(m_pixmap, KIconLoader::Desktop, KIconLoader::ActiveState);
}
const QString icon = m_checked ? "list-remove" : "list-add";
const KIconLoader::States state = m_hovered ? KIconLoader::ActiveState : KIconLoader::DisabledState;
m_pixmap = KIconLoader::global()->loadIcon(icon, KIconLoader::Desktop, iconSize(), state);
}
int KItemListSelectionToggle::iconSize() const

4
src/kitemviews/private/kitemlistselectiontoggle.h
View file

@ -41,11 +41,11 @@ public:
void setChecked(bool checked);
bool isChecked() const;
void setHovered(bool hovered);
virtual void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget = 0);
protected:
virtual void hoverEnterEvent(QGraphicsSceneHoverEvent* event);
virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent* event);
virtual void resizeEvent(QGraphicsSceneResizeEvent* event);
private: