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when the view is zoomed out show all desktop toolboxes as toolbars,

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makes the thing way more usable
prettier background
and disable the text on maximum zoom out level

svn path=/trunk/KDE/kdelibs/; revision=890259
This commit is contained in:
Marco Martin 2008-11-28 17:32:21 +00:00
parent 2d4971eb46
commit 827876bab0
4 changed files with 149 additions and 30 deletions
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7
applet.cpp
View File

@ -1028,9 +1028,14 @@ void Applet::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QW
if (widget && isContainment()) {
// note that the widget we get is actually the viewport of the view, not the view itself
View* v = qobject_cast<Plasma::View*>(widget->parent());
Containment* c = qobject_cast<Plasma::Containment*>(this);
//update the view transform of the toolbox, since it ignores transforms
if (c && c->d->toolBox) {
c->d->toolBox->setViewTransform(v->transform());
}
if (!v || v->isWallpaperEnabled()) {
Containment* c = qobject_cast<Plasma::Containment*>(this);
if (c && c->drawWallpaper() && c->wallpaper()) {
Wallpaper *w = c->wallpaper();
if (!w->isInitialized()) {

127
private/desktoptoolbox.cpp
View File

@ -24,14 +24,18 @@
#include <QPainter>
#include <QRadialGradient>
#include <QGraphicsView>
#include <QAction>
#include <kcolorscheme.h>
#include <kdebug.h>
#include <plasma/theme.h>
#include <plasma/paintutils.h>
#include <plasma/framesvg.h>
#include <plasma/applet.h>
#include <plasma/containment.h>
#include <plasma/widgets/iconwidget.h>
namespace Plasma
{
@ -43,6 +47,13 @@ class EmptyGraphicsItem : public QGraphicsItem
: QGraphicsItem(parent)
{
setAcceptsHoverEvents(true);
m_background = new Plasma::FrameSvg();
m_background->setImagePath("widgets/translucentbackground");
}
~EmptyGraphicsItem()
{
delete m_background;
}
QRectF boundingRect() const
@ -58,27 +69,23 @@ class EmptyGraphicsItem : public QGraphicsItem
void setRect(const QRectF &rect)
{
//kDebug() << "setting rect to" << rect;
qreal left, top, right, bottom;
m_background->getMargins(left, top, right, bottom);
prepareGeometryChange();
m_rect = rect;
setPos(rect.topLeft());
m_rect = rect.adjusted(-left, -top, right, bottom);
setPos(m_rect.topLeft());
m_background->resizeFrame(m_rect.size());
}
void paint(QPainter *p, const QStyleOptionGraphicsItem *, QWidget *)
{
Q_UNUSED(p)
//p->setPen(Qt::red);
//p->drawRect(boundingRect());
p->setRenderHints(QPainter::Antialiasing);
p->translate(0.5, 0.5);
//TODO: use Plasma::Theme, and a gradient for the brush!
p->setPen(QPen(Qt::white, 1));
p->setBrush(QColor(0, 0, 0, 160));
QPainterPath path = PaintUtils::roundedRectangle(boundingRect(), 10);
p->drawPath(path);
m_background->paintFrame(p);
}
private:
QRectF m_rect;
Plasma::FrameSvg *m_background;
};
// used with QGrahphicsItem::setData
@ -87,8 +94,10 @@ static const int ToolName = 7001;
class DesktopToolBoxPrivate
{
public:
DesktopToolBoxPrivate()
: icon("plasma"),
DesktopToolBoxPrivate(DesktopToolBox *toolbox)
: q(toolbox),
containment(0),
icon("plasma"),
toolBacker(0),
animCircleId(0),
animHighlightId(0),
@ -97,6 +106,30 @@ public:
hovering(0)
{}
bool needsToolBarBehaviour()
{
bool changed = false;
if (containment && viewTransform != q->viewTransform()) {
viewTransform = q->viewTransform();
changed = true;
}
if (viewTransform.isScaling()) {
q->setIsToolbar(true);
q->showToolBox();
return true;
} else {
q->setIsToolbar(false);
if (changed) {
q->hideToolBox();
}
return false;
}
}
DesktopToolBox *q;
Containment *containment;
KIcon icon;
EmptyGraphicsItem *toolBacker;
int animCircleId;
@ -106,13 +139,15 @@ public:
QRect shapeRect;
QColor fgColor;
QColor bgColor;
QTransform viewTransform;
bool hovering : 1;
};
DesktopToolBox::DesktopToolBox(Containment *parent)
: ToolBox(parent),
d(new DesktopToolBoxPrivate)
d(new DesktopToolBoxPrivate(this))
{
d->containment = parent;
setZValue(10000000);
setFlag(ItemClipsToShape, true);
setFlag(ItemClipsChildrenToShape, false);
@ -148,6 +183,10 @@ void DesktopToolBox::paint(QPainter *painter, const QStyleOptionGraphicsItem *op
Q_UNUSED(option)
Q_UNUSED(widget)
if (d->needsToolBarBehaviour()) {
return;
}
QPainterPath p = shape();
QPoint iconPos;
@ -278,7 +317,7 @@ void DesktopToolBox::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
void DesktopToolBox::showToolBox()
{
if (showing()) {
if (showing() && !isToolbar()) {
return;
}
@ -326,7 +365,10 @@ void DesktopToolBox::showToolBox()
// find our theoretical X and Y end coordinates
int maxwidth = 0;
int maxWidth = 0;
int maxHeight = 0;
int totalWidth = 0;
foreach (QGraphicsItem *tool, QGraphicsItem::children()) {
if (tool == d->toolBacker) {
continue;
@ -335,18 +377,36 @@ void DesktopToolBox::showToolBox()
if (tool->isEnabled()) {
//kDebug() << tool << "is enabled";
y += 5;
maxwidth = qMax(static_cast<int>(tool->boundingRect().width()), maxwidth);
QSize toolSize = tool->boundingRect().size().toSize();
totalWidth += toolSize.width() + 5;
maxWidth = qMax(toolSize.width(), maxWidth);
maxHeight = qMax(toolSize.height(), maxHeight);
y += static_cast<int>(tool->boundingRect().height());
}
}
if (corner() == TopRight || corner() == Right || corner() == BottomRight) {
x -= maxwidth;
x -= maxWidth;
}
y += 5;
// the rect the tools back should have
QRectF backerRect = QRectF(QPointF(x, startY), QSizeF(maxwidth + 10, y - startY));
QRectF backerRect = QRectF(QPointF(x, startY), QSizeF(maxWidth + 10, y - startY));
if (isToolbar()) {
QPointF topRight;
//could that cast ever fail?
if (d->containment) {
topRight = d->viewTransform.map(mapFromParent(d->containment->boundingRect().topRight()));
} else {
topRight = boundingRect().topRight();
}
backerRect.setSize(QSize(totalWidth, maxHeight));
backerRect.moveTopRight(topRight);
}
//kDebug() << "starting at" << x << startY;
// now check that is actually fits within the parent's boundaries
@ -376,7 +436,27 @@ void DesktopToolBox::showToolBox()
continue;
}
Plasma::IconWidget *icon = qgraphicsitem_cast<Plasma::IconWidget *>(tool);
if (icon) {
if (d->viewTransform.isScaling() && d->viewTransform.m11() < Plasma::scalingFactor(Plasma::GroupZoom)) {
icon->setText(QString());
icon->resize(icon->sizeFromIconSize(22));
} else {
icon->setText(icon->action()->text());
icon->resize(icon->sizeFromIconSize(22));
}
}
if (tool->isEnabled()) {
if (isToolbar()) {
//kDebug() << tool << "is enabled";
x += 5;
//kDebug() << "let's show and move" << tool << tool->boundingRect();
tool->show();
animdriver->moveItem(tool, Plasma::Animator::SlideInMovement, QPoint(x, y));
x += static_cast<int>(tool->boundingRect().width());
} else {
//kDebug() << tool << "is enabled";
y += 5;
//kDebug() << "let's show and move" << tool << tool->boundingRect();
@ -384,6 +464,7 @@ void DesktopToolBox::showToolBox()
animdriver->moveItem(tool, Plasma::Animator::SlideInMovement, QPoint(x, y));
//x += 0;
y += static_cast<int>(tool->boundingRect().height());
}
} else if (tool->isVisible()) {
// disabled, but visible, so hide it!
const int height = static_cast<int>(tool->boundingRect().height());
@ -410,7 +491,7 @@ void DesktopToolBox::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
{
//kDebug() << event->pos() << event->scenePos()
// << d->toolBacker->rect().contains(event->scenePos().toPoint());
if (! d->hovering) {
if (!d->hovering || isToolbar()) {
QGraphicsItem::hoverLeaveEvent(event);
return;
}
@ -481,6 +562,10 @@ void DesktopToolBox::toolMoved(QGraphicsItem *item)
void DesktopToolBox::toggle()
{
if (isToolbar()) {
return;
}
if (showing()) {
hideToolBox();
} else {

25
private/toolbox.cpp
View File

@ -49,6 +49,7 @@ public:
hidden(false),
showing(false),
movable(false),
toolbar(false),
dragging(false),
userMoved(false)
{}
@ -58,9 +59,11 @@ public:
QSize iconSize;
ToolBox::Corner corner;
QPoint dragStart;
QTransform viewTransform;
bool hidden : 1;
bool showing : 1;
bool movable : 1;
bool toolbar : 1;
bool dragging : 1;
bool userMoved : 1;
};
@ -192,7 +195,7 @@ void ToolBox::mousePressEvent(QGraphicsSceneMouseEvent *event)
void ToolBox::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
if (!d->movable || (!d->dragging && boundingRect().contains(event->pos()))) {
if (!d->movable || (!d->dragging && boundingRect().contains(event->pos())) || isToolbar()) {
return;
}
@ -293,6 +296,26 @@ void ToolBox::setIsMovable(bool movable)
d->movable = movable;
}
bool ToolBox::isToolbar() const
{
return d->toolbar;
}
void ToolBox::setIsToolbar(bool toolbar)
{
d->toolbar = toolbar;
}
QTransform ToolBox::viewTransform() const
{
return d->viewTransform;
}
void ToolBox::setViewTransform(QTransform transform)
{
d->viewTransform = transform;
}
void ToolBox::save(KConfigGroup &cg) const
{
if (!d->movable) {

6
private/toolbox_p.h
View File

@ -80,6 +80,12 @@ public:
bool isMovable() const;
void setIsMovable(bool movable);
bool isToolbar() const;
void setIsToolbar(bool toolbar);
QTransform viewTransform() const;
void setViewTransform(QTransform transforn);
void save(KConfigGroup &cg) const;
void load();
void reposition();