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kwin/effects/windowgeometry/windowgeometry.cpp
Martin Gräßlin 77fff7af6a [kwin] Port away from deprected KCoreConfigSkeleton::readConfig 
Most is just switched to the ::read(). That should be enough for all the
Effects which have a KSharedConfig::Ptr underneath. If not we just need
to find a good place to put the reload.
2014-03-25 16:29:03 +01:00

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/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2010 Thomas Lübking <thomas.luebking@web.de>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#include "windowgeometry.h"
// KConfigSkeleton
#include "windowgeometryconfig.h"
#include <QAction>
#include <QLocale>
#include <QStringBuilder>
#include <kwinconfig.h>
#include <kconfiggroup.h>
#include <kwindowsystem.h>
#include <KGlobalAccel>
#include <KLocalizedString>
using namespace KWin;
WindowGeometry::WindowGeometry()
{
iAmActivated = true;
iAmActive = false;
myResizeWindow = 0L;
#define myResizeString "Window geometry display, %1 and %2 are the new size," \
" %3 and %4 are pixel increments - avoid reformatting or suffixes like 'px'", \
"Width: %1 (%3)\nHeight: %2 (%4)"
#define myCoordString_0 "Window geometry display, %1 and %2 are the cartesian x and y coordinates" \
" - avoid reformatting or suffixes like 'px'", \
"X: %1\nY: %2"
#define myCoordString_1 "Window geometry display, %1 and %2 are the cartesian x and y coordinates," \
" %3 and %4 are the resp. increments - avoid reformatting or suffixes like 'px'", \
"X: %1 (%3)\nY: %2 (%4)"
reconfigure(ReconfigureAll);
QFont fnt; fnt.setBold(true); fnt.setPointSize(12);
for (int i = 0; i < 3; ++i) {
myMeasure[i] = effects->effectFrame(EffectFrameUnstyled, false);
myMeasure[i]->setFont(fnt);
}
myMeasure[0]->setAlignment(Qt::AlignLeft | Qt::AlignTop);
myMeasure[1]->setAlignment(Qt::AlignCenter);
myMeasure[2]->setAlignment(Qt::AlignRight | Qt::AlignBottom);
QAction* a = new QAction(this);
a->setObjectName(QStringLiteral("WindowGeometry"));
a->setText(i18n("Toggle window geometry display (effect only)"));
KGlobalAccel::self()->setDefaultShortcut(a, QList<QKeySequence>() << Qt::CTRL + Qt::SHIFT + Qt::Key_F11);
KGlobalAccel::self()->setShortcut(a, QList<QKeySequence>() << Qt::CTRL + Qt::SHIFT + Qt::Key_F11);
effects->registerGlobalShortcut(Qt::CTRL + Qt::SHIFT + Qt::Key_F11, a);
connect(a, SIGNAL(triggered(bool)), this, SLOT(toggle()));
connect(effects, SIGNAL(windowStartUserMovedResized(KWin::EffectWindow*)), this, SLOT(slotWindowStartUserMovedResized(KWin::EffectWindow*)));
connect(effects, SIGNAL(windowFinishUserMovedResized(KWin::EffectWindow*)), this, SLOT(slotWindowFinishUserMovedResized(KWin::EffectWindow*)));
connect(effects, SIGNAL(windowStepUserMovedResized(KWin::EffectWindow*,QRect)), this, SLOT(slotWindowStepUserMovedResized(KWin::EffectWindow*,QRect)));
}
WindowGeometry::~WindowGeometry()
{
for (int i = 0; i < 3; ++i)
delete myMeasure[i];
}
void WindowGeometry::reconfigure(ReconfigureFlags)
{
WindowGeometryConfiguration::self()->read();
iHandleMoves = WindowGeometryConfiguration::move();
iHandleResizes = WindowGeometryConfiguration::resize();
}
void WindowGeometry::paintScreen(int mask, QRegion region, ScreenPaintData &data)
{
effects->paintScreen(mask, region, data);
if (iAmActivated && iAmActive) {
for (int i = 0; i < 3; ++i)
myMeasure[i]->render(infiniteRegion(), 1.0, .66);
}
}
void WindowGeometry::toggle()
{
iAmActivated = !iAmActivated;
}
void WindowGeometry::slotWindowStartUserMovedResized(EffectWindow *w)
{
if (!iAmActivated)
return;
if (w->isUserResize() && !iHandleResizes)
return;
if (w->isUserMove() && !iHandleMoves)
return;
iAmActive = true;
myResizeWindow = w;
myOriginalGeometry = w->geometry();
myCurrentGeometry = w->geometry();
slotWindowStepUserMovedResized(w, w->geometry());
}
void WindowGeometry::slotWindowFinishUserMovedResized(EffectWindow *w)
{
if (iAmActive && w == myResizeWindow) {
iAmActive = false;
myResizeWindow = 0L;
w->addRepaintFull();
if (myExtraDirtyArea.isValid())
w->addLayerRepaint(myExtraDirtyArea);
myExtraDirtyArea = QRect();
}
}
static inline QString number(int n)
{
QLocale locale;
QString sign;
if (n >= 0) {
sign = locale.positiveSign();
if (sign.isEmpty()) sign = QStringLiteral("+");
}
else {
n = -n;
sign = locale.negativeSign();
if (sign.isEmpty()) sign = QStringLiteral("-");
}
return sign + QString::number(n);
}
void WindowGeometry::slotWindowStepUserMovedResized(EffectWindow *w, const QRect &geometry)
{
if (iAmActivated && iAmActive && w == myResizeWindow) {
if (myExtraDirtyArea.isValid())
effects->addRepaint(myExtraDirtyArea);
myExtraDirtyArea = QRect();
myCurrentGeometry = geometry;
QPoint center = geometry.center();
const QRect &r = geometry;
const QRect &r2 = myOriginalGeometry;
const QRect screen = effects->clientArea(ScreenArea, center, w->desktop());
QRect expandedGeometry = w->expandedGeometry();
expandedGeometry = geometry.adjusted(expandedGeometry.x() - w->x(),
expandedGeometry.y() - w->y(),
expandedGeometry.right() - w->geometry().right(),
expandedGeometry.bottom() - w->geometry().bottom());
// sufficient for moves, resizes calculated otherwise
int dx = r.x() - r2.x();
int dy = r.y() - r2.y();
// upper left ----------------------
if (w->isUserResize())
myMeasure[0]->setText( i18nc(myCoordString_1, r.x(), r.y(), number(dx), number(dy) ) );
else
myMeasure[0]->setText( i18nc(myCoordString_0, r.x(), r.y() ) );
QPoint pos = expandedGeometry.topLeft();
pos = QPoint(qMax(pos.x(), screen.x()), qMax(pos.y(), screen.y()));
myMeasure[0]->setPosition(pos + QPoint(6,6)); // "6" is magic number because the unstyled effectframe has 5px padding
// center ----------------------
if (w->isUserResize()) {
// calc width for center element, otherwise the current dx/dx remains right
dx = r.width() - r2.width();
dy = r.height() - r2.height();
const QSize baseInc = w->basicUnit();
if (baseInc != QSize(1,1)) {
Q_ASSERT(baseInc.width() && baseInc.height());
const QSize csz = w->contentsRect().size();
myMeasure[1]->setText( i18nc(myResizeString, csz.width()/baseInc.width(), csz.height()/baseInc.height(), number(dx/baseInc.width()), number(dy/baseInc.height()) ) );
} else
myMeasure[1]->setText( i18nc(myResizeString, r.width(), r.height(), number(dx), number(dy) ) );
// calc width for bottomright element, superfluous otherwise
dx = r.right() - r2.right();
dy = r.bottom() - r2.bottom();
} else
myMeasure[1]->setText( i18nc(myCoordString_0, number(dx), number(dy) ) );
const int cdx = myMeasure[1]->geometry().width() / 2 + 3; // "3" = 6/2 is magic number because
const int cdy = myMeasure[1]->geometry().height() / 2 + 3; // the unstyled effectframe has 5px padding
center = QPoint(qMax(center.x(), screen.x() + cdx),
qMax(center.y(), screen.y() + cdy));
center = QPoint(qMin(center.x(), screen.right() - cdx),
qMin(center.y(), screen.bottom() - cdy));
myMeasure[1]->setPosition(center);
// lower right ----------------------
if (w->isUserResize())
myMeasure[2]->setText( i18nc(myCoordString_1, r.right(), r.bottom(), number(dx), number(dy) ) );
else
myMeasure[2]->setText( i18nc(myCoordString_0, r.right(), r.bottom() ) );
pos = expandedGeometry.bottomRight();
pos = QPoint(qMin(pos.x(), screen.right()), qMin(pos.y(), screen.bottom()));
myMeasure[2]->setPosition(pos - QPoint(6,6)); // "6" is magic number because the unstyled effectframe has 5px padding
myExtraDirtyArea |= myMeasure[0]->geometry();
myExtraDirtyArea |= myMeasure[1]->geometry();
myExtraDirtyArea |= myMeasure[2]->geometry();
myExtraDirtyArea.adjust(-6,-6,6,6);
if (myExtraDirtyArea.isValid())
effects->addRepaint(myExtraDirtyArea);
}
}
bool WindowGeometry::isActive() const
{
return iAmActive;
}
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