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clean this up while we still can. not sure how this one slipped by us, but it's been on my list for a week; no actual logic changes, just cleans out the header of crud that doesn't belong.

Browse Source 
svn path=/trunk/KDE/kdelibs/; revision=906780
This commit is contained in:
Aaron J. Seigo 2009-01-06 21:11:54 +00:00
parent 8620f483d8
commit fe0acf8202
3 changed files with 105 additions and 103 deletions
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175
widgets/iconwidget.cpp
View File

@ -49,6 +49,13 @@
#include "animator.h"
#include "svg.h"
/*
TODO:
Add these to a UrlIcon class
void setUrl(const KUrl& url);
KUrl url() const;
*/
namespace Plasma
{
@ -56,9 +63,9 @@ IconWidgetPrivate::IconWidgetPrivate(IconWidget *i)
: q(i),
iconSvg(0),
iconSvgElementChanged(false),
m_fadeIn(false),
m_hoverAnimId(-1),
m_hoverAlpha(20 / 255),
fadeIn(false),
hoverAnimId(-1),
hoverAlpha(20 / 255),
iconSize(48, 48),
states(IconWidgetPrivate::NoState),
orientation(Qt::Vertical),
@ -75,11 +82,10 @@ IconWidgetPrivate::~IconWidgetPrivate()
qDeleteAll(cornerActions);
}
void IconWidget::readColors()
void IconWidgetPrivate::readColors()
{
d->textColor = Plasma::Theme::defaultTheme()->color(Theme::TextColor);
d->shadowColor = Plasma::Theme::defaultTheme()->color(Theme::BackgroundColor);
textColor = Plasma::Theme::defaultTheme()->color(Theme::TextColor);
shadowColor = Plasma::Theme::defaultTheme()->color(Theme::BackgroundColor);
}
IconAction::IconAction(IconWidget *icon, QAction *action)
@ -262,14 +268,14 @@ IconWidget::IconWidget(QGraphicsItem *parent)
: QGraphicsWidget(parent),
d(new IconWidgetPrivate(this))
{
init();
d->init();
}
IconWidget::IconWidget(const QString &text, QGraphicsItem *parent)
: QGraphicsWidget(parent),
d(new IconWidgetPrivate(this))
{
init();
d->init();
setText(text);
}
@ -277,7 +283,7 @@ IconWidget::IconWidget(const QIcon &icon, const QString &text, QGraphicsItem *pa
: QGraphicsWidget(parent),
d(new IconWidgetPrivate(this))
{
init();
d->init();
setText(text);
setIcon(icon);
}
@ -287,27 +293,27 @@ IconWidget::~IconWidget()
delete d;
}
void IconWidget::init()
void IconWidgetPrivate::init()
{
readColors();
connect(Plasma::Theme::defaultTheme(), SIGNAL(themeChanged()), SLOT(readColors()));
connect(KGlobalSettings::self(), SIGNAL(kdisplayPaletteChanged()), SLOT(readColors()));
QObject::connect(Plasma::Theme::defaultTheme(), SIGNAL(themeChanged()), q, SLOT(readColors()));
QObject::connect(KGlobalSettings::self(), SIGNAL(kdisplayPaletteChanged()), q, SLOT(readColors()));
// setAcceptedMouseButtons(Qt::LeftButton);
setAcceptsHoverEvents(true);
q->setAcceptsHoverEvents(true);
// Margins for horizontal mode (list views, tree views, table views)
d->setHorizontalMargin(IconWidgetPrivate::TextMargin, 1, 1);
d->setHorizontalMargin(IconWidgetPrivate::IconMargin, 1, 1);
d->setHorizontalMargin(IconWidgetPrivate::ItemMargin, 0, 0);
setHorizontalMargin(IconWidgetPrivate::TextMargin, 1, 1);
setHorizontalMargin(IconWidgetPrivate::IconMargin, 1, 1);
setHorizontalMargin(IconWidgetPrivate::ItemMargin, 0, 0);
// Margins for vertical mode (icon views)
d->setVerticalMargin(IconWidgetPrivate::TextMargin, 6, 2);
d->setVerticalMargin(IconWidgetPrivate::IconMargin, 1, 1);
d->setVerticalMargin(IconWidgetPrivate::ItemMargin, 0, 0);
setVerticalMargin(IconWidgetPrivate::TextMargin, 6, 2);
setVerticalMargin(IconWidgetPrivate::IconMargin, 1, 1);
setVerticalMargin(IconWidgetPrivate::ItemMargin, 0, 0);
d->setActiveMargins();
d->currentSize = QSizeF(-1, -1);
setActiveMargins();
currentSize = QSizeF(-1, -1);
}
void IconWidget::addIconAction(QAction *action)
@ -346,18 +352,18 @@ QAction *IconWidget::action() const
return d->action;
}
void IconWidget::actionDestroyed(QObject *action)
void IconWidgetPrivate::actionDestroyed(QObject *action)
{
QList<IconAction*>::iterator it = d->cornerActions.begin();
QList<IconAction*>::iterator it = cornerActions.begin();
while (it != d->cornerActions.end()) {
while (it != cornerActions.end()) {
if ((*it)->action() == action) {
d->cornerActions.erase(it);
cornerActions.erase(it);
break;
}
}
update(); // redraw since an action has been deleted.
q->update(); // redraw since an action has been deleted.
}
int IconWidget::numDisplayLines()
@ -411,6 +417,7 @@ QSizeF IconWidgetPrivate::displaySizeHint(const QStyleOptionGraphicsItem *option
if (text.isEmpty() && infoText.isEmpty()) {
return QSizeF(.0, .0);
}
QString label = text;
// const qreal maxWidth = (orientation == Qt::Vertical) ? iconSize.width() + 10 : 32757;
// NOTE: find a way to use the other layoutText, it currently returns nominal width, when
@ -437,64 +444,64 @@ QSizeF IconWidgetPrivate::displaySizeHint(const QStyleOptionGraphicsItem *option
return addMargin(size, TextMargin);
}
void IconWidget::layoutIcons(const QStyleOptionGraphicsItem *option)
void IconWidgetPrivate::layoutIcons(const QStyleOptionGraphicsItem *option)
{
if (size() == d->currentSize) {
if (q->size() == currentSize) {
return;
}
d->currentSize = size();
d->setActiveMargins();
currentSize = q->size();
setActiveMargins();
//calculate icon size based on the available space
qreal iconWidth;
if (d->orientation == Qt::Vertical) {
if (orientation == Qt::Vertical) {
qreal heightAvail;
//if there is text resize the icon in order to make room for the text
if (d->text.isEmpty() && d->infoText.isEmpty()) {
heightAvail = d->currentSize.height();
if (text.isEmpty() && infoText.isEmpty()) {
heightAvail = currentSize.height();
} else {
heightAvail = d->currentSize.height() -
d->displaySizeHint(option, d->currentSize.width()).height() -
d->verticalMargin[IconWidgetPrivate::TextMargin].top -
d->verticalMargin[IconWidgetPrivate::TextMargin].bottom;
heightAvail = currentSize.height() -
displaySizeHint(option, currentSize.width()).height() -
verticalMargin[IconWidgetPrivate::TextMargin].top -
verticalMargin[IconWidgetPrivate::TextMargin].bottom;
//never make a label higher than half the total height
heightAvail = qMax(heightAvail, d->currentSize.height() / 2);
heightAvail = qMax(heightAvail, currentSize.height() / 2);
}
//aspect ratio very "tall"
if (d->currentSize.width() < heightAvail) {
iconWidth = d->currentSize.width() -
d->horizontalMargin[IconWidgetPrivate::IconMargin].left -
d->horizontalMargin[IconWidgetPrivate::IconMargin].right;
if (currentSize.width() < heightAvail) {
iconWidth = currentSize.width() -
horizontalMargin[IconWidgetPrivate::IconMargin].left -
horizontalMargin[IconWidgetPrivate::IconMargin].right;
} else {
iconWidth = heightAvail -
d->verticalMargin[IconWidgetPrivate::IconMargin].top -
d->verticalMargin[IconWidgetPrivate::IconMargin].bottom;
verticalMargin[IconWidgetPrivate::IconMargin].top -
verticalMargin[IconWidgetPrivate::IconMargin].bottom;
}
} else {
//Horizontal layout
QFontMetricsF fm(font());
QFontMetricsF fm(q->font());
//if there is text resize the icon in order to make room for the text
if (d->text.isEmpty() && d->infoText.isEmpty()) {
if (text.isEmpty() && infoText.isEmpty()) {
// with no text, we just take up the whole geometry
iconWidth = d->currentSize.height() -
d->horizontalMargin[IconWidgetPrivate::IconMargin].left -
d->horizontalMargin[IconWidgetPrivate::IconMargin].right;
iconWidth = currentSize.height() -
horizontalMargin[IconWidgetPrivate::IconMargin].left -
horizontalMargin[IconWidgetPrivate::IconMargin].right;
} else {
iconWidth = d->currentSize.height() -
d->verticalMargin[IconWidgetPrivate::IconMargin].top -
d->verticalMargin[IconWidgetPrivate::IconMargin].bottom;
iconWidth = currentSize.height() -
verticalMargin[IconWidgetPrivate::IconMargin].top -
verticalMargin[IconWidgetPrivate::IconMargin].bottom;
}
}
d->iconSize = QSizeF(iconWidth, iconWidth);
iconSize = QSizeF(iconWidth, iconWidth);
int count = 0;
foreach (IconAction *iconAction, d->cornerActions) {
iconAction->setRect(d->actionRect((IconWidgetPrivate::ActionPosition)count));
foreach (IconAction *iconAction, cornerActions) {
iconAction->setRect(actionRect((IconWidgetPrivate::ActionPosition)count));
++count;
}
}
@ -513,42 +520,43 @@ void IconWidget::setSvg(const QString &svgFilePath, const QString &elementId)
update();
}
void IconWidget::hoverEffect(bool show)
void IconWidgetPrivate::hoverEffect(bool show)
{
if (show) {
d->states |= IconWidgetPrivate::HoverState;
states |= IconWidgetPrivate::HoverState;
}
d->m_fadeIn = show;
fadeIn = show;
const int FadeInDuration = 150;
if (d->m_hoverAnimId != -1) {
Animator::self()->stopCustomAnimation(d->m_hoverAnimId);
if (hoverAnimId != -1) {
Animator::self()->stopCustomAnimation(hoverAnimId);
}
d->m_hoverAnimId = Animator::self()->customAnimation(
hoverAnimId = Animator::self()->customAnimation(
40 / (1000 / FadeInDuration), FadeInDuration,
Animator::EaseOutCurve, this, "hoverAnimationUpdate");
Animator::EaseOutCurve, q, "hoverAnimationUpdate");
}
void IconWidget::hoverAnimationUpdate(qreal progress)
void IconWidgetPrivate::hoverAnimationUpdate(qreal progress)
{
if (d->m_fadeIn) {
d->m_hoverAlpha = progress;
if (fadeIn) {
hoverAlpha = progress;
} else {
// If we mouse leaves before the fade in is done, fade out from where we were,
// not from fully faded in
d->m_hoverAlpha = qMin(1 - progress, d->m_hoverAlpha);
hoverAlpha = qMin(1 - progress, hoverAlpha);
}
if (qFuzzyCompare(qreal(1.0), progress)) {
d->m_hoverAnimId = -1;
hoverAnimId = -1;
if (!d->m_fadeIn) {
d->states &= ~IconWidgetPrivate::HoverState;
if (!fadeIn) {
states &= ~IconWidgetPrivate::HoverState;
}
}
update();
q->update();
}
void IconWidgetPrivate::drawBackground(QPainter *painter, IconWidgetState state)
@ -566,23 +574,23 @@ void IconWidgetPrivate::drawBackground(QPainter *painter, IconWidgetState state)
shadow.setHsv(
shadow.hue(),
shadow.saturation(),
shadow.value() + (int)(darkShadow ? 50 * m_hoverAlpha: -50 * m_hoverAlpha),
200 + (int)m_hoverAlpha * 55); // opacity
shadow.value() + (int)(darkShadow ? 50 * hoverAlpha: -50 * hoverAlpha),
200 + (int)hoverAlpha * 55); // opacity
break;
case IconWidgetPrivate::PressedState:
shadow.setHsv(
shadow.hue(),
shadow.saturation(),
shadow.value() + (darkShadow ?
(int)(50 * m_hoverAlpha) : (int)(-50 * m_hoverAlpha)),
(int)(50 * hoverAlpha) : (int)(-50 * hoverAlpha)),
204); //80% opacity
break;
default:
break;
}
border.setAlphaF(0.3 * m_hoverAlpha);
shadow.setAlphaF(0.6 * m_hoverAlpha);
border.setAlphaF(0.3 * hoverAlpha);
shadow.setAlphaF(0.6 * hoverAlpha);
painter->save();
painter->translate(0.5, 0.5);
@ -630,13 +638,13 @@ QPixmap IconWidgetPrivate::decoration(const QStyleOptionGraphicsItem *option, bo
// We're assuming that the icon group is desktop/filemanager, since this
// is KFileItemDelegate.
if (effect->hasEffect(KIconLoader::Desktop, KIconLoader::ActiveState)) {
if (qFuzzyCompare(qreal(1.0), m_hoverAlpha)) {
if (qFuzzyCompare(qreal(1.0), hoverAlpha)) {
result = effect->apply(result, KIconLoader::Desktop, KIconLoader::ActiveState);
} else {
result = PaintUtils::transition(
result,
effect->apply(result, KIconLoader::Desktop,
KIconLoader::ActiveState), m_hoverAlpha);
KIconLoader::ActiveState), hoverAlpha);
}
}
}
@ -898,7 +906,7 @@ void IconWidget::paint(QPainter *painter, const QStyleOptionGraphicsItem *option
Q_UNUSED(widget);
//Lay out the main icon and action icons
layoutIcons(option);
d->layoutIcons(option);
// Compute the metrics, and lay out the text items
// ========================================================================
@ -987,7 +995,7 @@ void IconWidget::setText(const QString &text)
//try to relayout, needed if an icon was never shown before
if (!isVisible()) {
QStyleOptionGraphicsItem styleoption;
layoutIcons(&styleoption);
d->layoutIcons(&styleoption);
}
resize(sizeFromIconSize(d->iconSize.width()));
}
@ -1004,7 +1012,7 @@ void IconWidget::setInfoText(const QString &text)
d->currentSize = QSizeF(-1, -1);
//try to relayout, needed if an icon was never shown before
if (!isVisible()) {
layoutIcons(new QStyleOptionGraphicsItem);
d->layoutIcons(new QStyleOptionGraphicsItem);
}
resize(sizeFromIconSize(d->iconSize.width()));
}
@ -1139,7 +1147,8 @@ void IconWidget::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
action->show();
action->event(event->type(), event->pos());
}
hoverEffect(true);
d->hoverEffect(true);
update();
QGraphicsWidget::hoverEnterEvent(event);
@ -1152,7 +1161,7 @@ void IconWidget::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
action->event(event->type(), event->pos());
}
// d->states &= ~IconWidgetPrivate::HoverState; // Will be set once progress is zero again ...
hoverEffect(false);
d->hoverEffect(false);
update();
QGraphicsWidget::hoverLeaveEvent(event);

19
widgets/iconwidget.h
View File

@ -280,27 +280,14 @@ private:
Q_PRIVATE_SLOT(d, void syncToAction())
Q_PRIVATE_SLOT(d, void clearAction())
Q_PRIVATE_SLOT(d, void svgChanged())
void init();
void layoutIcons(const QStyleOptionGraphicsItem *option);
void hoverEffect(bool);
Q_PRIVATE_SLOT(d, void actionDestroyed(QObject *obj))
Q_PRIVATE_SLOT(d, void readColors())
Q_PRIVATE_SLOT(d, void hoverAnimationUpdate(qreal progress))
IconWidgetPrivate * const d;
friend class IconWidgetPrivate;
private Q_SLOTS:
void actionDestroyed(QObject *obj);
void readColors();
void hoverAnimationUpdate(qreal progress);
};
} // namespace Plasma
/*
// Add these to UrlIcon
void setUrl(const KUrl& url);
KUrl url() const;
*/
#endif

14
widgets/iconwidget_p.h
View File

@ -105,7 +105,6 @@ public:
};
Q_DECLARE_FLAGS(IconWidgetStates, IconWidgetState)
public:
IconWidgetPrivate(IconWidget *i);
~IconWidgetPrivate();
@ -178,6 +177,13 @@ public:
void clearAction();
void svgChanged();
void actionDestroyed(QObject *obj);
void readColors();
void hoverAnimationUpdate(qreal progress);
void init();
void layoutIcons(const QStyleOptionGraphicsItem *option);
void hoverEffect(bool);
IconWidget *q;
QString text;
QString infoText;
@ -187,9 +193,9 @@ public:
QPixmap iconSvgPixmap;
QColor textColor;
QColor shadowColor;
bool m_fadeIn;
int m_hoverAnimId;
qreal m_hoverAlpha;
bool fadeIn;
int hoverAnimId;
qreal hoverAlpha;
QSizeF iconSize;
QIcon icon;
IconWidgetStates states;