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windowpreviews/windowshadows don't go here anymore

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will be qml bindings material
This commit is contained in:
Marco Martin 2013-02-08 11:20:24 +01:00
parent 988f3edcc8
commit ec45134bf8
5 changed files with 0 additions and 604 deletions
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2
plasma/CMakeLists.txt
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@ -109,8 +109,6 @@ set(plasma_LIB_SRCS
private/serviceprovider.cpp
private/storage.cpp
private/storagethread.cpp
private/windowpreview.cpp
private/windowshadows.cpp
private/applet_p.cpp
private/containment_p.cpp

227
plasma/private/windowpreview.cpp
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@ -1,227 +0,0 @@
/*
* Copyright 2007 by Dan Meltzer <hydrogen@notyetimplemented.com>
* Copyright (C) 2008 by Alexis Ménard <darktears31@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License as
* published by the Free Software Foundation; either version 2, 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 Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "windowpreview_p.h"
#include <QPainter>
#include <QVarLengthArray>
#include <QMouseEvent>
#include <kwindoweffects.h>
#include <kwindowsystem.h>
#include <kdebug.h>
#include <plasma/framesvg.h>
namespace Plasma {
WindowPreview::WindowPreview(QWidget *parent)
: QWidget(parent),
m_highlightWindows(false)
{
m_background = new Plasma::FrameSvg(this);
m_background->setImagePath("widgets/frame");
m_background->setElementPrefix("raised");
setMouseTracking(true);
}
void WindowPreview::setWindowIds(const QList<WId> wids)
{
if (!KWindowEffects::isEffectAvailable(KWindowEffects::WindowPreview)) {
setMinimumSize(0,0);
setMaximumSize(QWIDGETSIZE_MAX, QWIDGETSIZE_MAX);
ids.clear();
return;
}
//FIXME: need to get rid of this 4 window maximum by using a smarter layout
if (wids.count() < 5) {
ids = wids;
} else {
ids = wids.mid(0, 4);
}
windowSizes = KWindowEffects::windowSizes(ids);
QSize s(sizeHint());
if (s.isValid()) {
setFixedSize(sizeHint());
}
}
QList<WId> WindowPreview::windowIds() const
{
return ids;
}
QSize WindowPreview::sizeHint() const
{
if (ids.size() == 0) {
return QSize();
}
if (!windowSizes.size() == 0) {
windowSizes = KWindowEffects::windowSizes(ids);
}
int maxHeight = 0;
int totalWidth = 0;
foreach (const QSize &s, windowSizes) {
if (s.height() > maxHeight) {
maxHeight = s.height();
}
totalWidth += s.width();
}
QSize s(totalWidth, maxHeight);
qreal left, top, right, bottom;
m_background->getMargins(left, top, right, bottom);
s.scale(WINDOW_WIDTH*windowSizes.size(), WINDOW_HEIGHT, Qt::KeepAspectRatio);
s = s + QSize(left+right+WINDOW_MARGIN*(windowSizes.size()-1), top+bottom);
return s;
}
bool WindowPreview::isEmpty() const
{
foreach (WId id, ids) {
if (id != 0) {
return false;
}
}
return true;
}
void WindowPreview::setHighlightWindows(const bool highlight)
{
m_highlightWindows = highlight;
}
bool WindowPreview::highlightWindows() const
{
return m_highlightWindows;
}
void WindowPreview::setInfo()
{
QWidget *w = parentWidget();
if (isEmpty()) {
KWindowEffects::showWindowThumbnails(w->winId());
return;
}
if (windowSizes.size() == 0) {
windowSizes = KWindowEffects::windowSizes(ids);
}
if (windowSizes.size() == 0) {
KWindowEffects::showWindowThumbnails(w->winId());
return;
}
Q_ASSERT(w->isWindow()); // parent must be toplevel
QSize thumbnailSize = sizeHint();
thumbnailSize.scale(size(), Qt::KeepAspectRatio);
m_background->resizeFrame(thumbnailSize);
qreal left, top, right, bottom;
m_background->getMargins(left, top, right, bottom);
const QRect thumbnailRect(QPoint(left, top), size() - QSize(left + right, top + bottom));
const int numWindows = ids.size();
const qreal thumbWidth = (thumbnailRect.width() - WINDOW_MARGIN*(numWindows - 1)) / numWindows;
// we paint in parent coords, but accept events in local coords
QList<QRect> inParentCoords;
m_thumbnailRects.clear();
int x = thumbnailRect.x();
foreach (QSize s, windowSizes) {
s.scale(thumbWidth, thumbnailRect.height(), Qt::KeepAspectRatio);
int y = thumbnailRect.y() + (thumbnailRect.height() - s.height())/2;
m_thumbnailRects.append(QRect(QPoint(x, y), s));
inParentCoords.append(QRect(mapToParent(QPoint(x, y)), s));
x += s.width() + WINDOW_MARGIN;
}
KWindowEffects::showWindowThumbnails(w->winId(), ids, inParentCoords);
}
void WindowPreview::paintEvent(QPaintEvent *e)
{
Q_UNUSED(e)
QPainter painter(this);
qreal left, top, right, bottom;
m_background->getMargins(left, top, right, bottom);
const QSize delta(left + right, top + bottom);
const QPoint topLeft(left, top);
foreach (const QRect &r, m_thumbnailRects) {
//kWarning()<<r;
m_background->resizeFrame(r.size() + delta);
m_background->paintFrame(&painter, r.topLeft() - topLeft);
}
}
void WindowPreview::mousePressEvent(QMouseEvent *event)
{
for (int i = 0; i < m_thumbnailRects.size(); ++i) {
if (m_thumbnailRects[i].contains(event->pos())) {
emit windowPreviewClicked(ids[i], event->buttons(), event->modifiers(), event->globalPos());
return;
}
}
}
void WindowPreview::mouseMoveEvent(QMouseEvent *event)
{
if (!m_highlightWindows) {
return;
}
for (int i = 0; i < m_thumbnailRects.size(); ++i) {
if (m_thumbnailRects[i].contains(event->pos())) {
KWindowEffects::highlightWindows(effectiveWinId(), QList<WId>() << effectiveWinId() << ids[i]);
return;
}
}
KWindowEffects::highlightWindows(effectiveWinId(), QList<WId>());
}
void WindowPreview::leaveEvent(QEvent *event)
{
Q_UNUSED(event)
if (!m_highlightWindows) {
return;
}
KWindowEffects::highlightWindows(effectiveWinId(), QList<WId>());
}
} // namespace Plasma
#include "moc_windowpreview_p.cpp"

80
plasma/private/windowpreview_p.h
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@ -1,80 +0,0 @@
/*
* Copyright 2007 by Dan Meltzer <hydrogen@notyetimplemented.com>
* Copyright (C) 2008 by Alexis Ménard <darktears31@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License as
* published by the Free Software Foundation; either version 2, 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 Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef PLASMA_WINDOWPREVIEW_P_H
#define PLASMA_WINDOWPREVIEW_P_H
#include <QWidget> // base class
#include <QSize> // stack allocated
namespace Plasma {
class FrameSvg;
/**
* @internal
*
* A widget which reserves area for window preview and sets hints on the toplevel
* tooltip widget that tells KWin to render the preview in this area. This depends
* on KWin's TaskbarThumbnail compositing effect (which is automatically detected).
*/
class WindowPreview : public QWidget
{
Q_OBJECT
public:
static bool previewsAvailable();
WindowPreview(QWidget *parent = 0);
void setWindowIds(const QList<WId> w);
QList<WId> windowIds() const;
void setInfo();
bool isEmpty() const;
virtual QSize sizeHint() const;
void setHighlightWindows(const bool highlight);
bool highlightWindows() const;
Q_SIGNALS:
void windowPreviewClicked(WId wid, Qt::MouseButtons buttons, Qt::KeyboardModifiers keys, const QPoint &screenPos);
protected:
void paintEvent(QPaintEvent *e);
void mousePressEvent(QMouseEvent *event);
void mouseMoveEvent(QMouseEvent *event);
void leaveEvent(QEvent *event);
private:
QList<WId> ids;
mutable QList<QSize> windowSizes;
QList <QRect> m_thumbnailRects;
FrameSvg *m_background;
bool m_highlightWindows;
static const int WINDOW_MARGIN = 10;
static const int WINDOW_WIDTH = 200;
static const int WINDOW_HEIGHT = 150;
};
} // namespace Plasma
#endif // PLASMA_WINDOWPREVIEW_P_H

241
plasma/private/windowshadows.cpp
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@ -1,241 +0,0 @@
/*
* Copyright 2011 by Aaron Seigo <aseigo@kde.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License version 2,
* 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 Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "windowshadows_p.h"
#include <QWidget>
#include <QPainter>
#include <config-plasma.h>
#if HAVE_X11
#pragma message("X11 Pixmap code disabled, X11 <=> Qt pixmap conversion code not available in Qt 5.0")
#undef HAVE_X11
#define HAVE_X11 0
#endif
#if HAVE_X11
#include <QX11Info>
#include <X11/Xatom.h>
#include <X11/Xlib.h>
#include <fixx11h.h>
#endif
namespace Plasma
{
class WindowShadows::Private
{
public:
Private(WindowShadows *shadows)
: q(shadows),
m_managePixmaps(false)
{
}
~Private()
{
clearPixmaps();
}
void clearPixmaps();
void setupPixmaps();
void initPixmap(const QString &element);
void updateShadow(const QWidget *window);
void clearShadow(const QWidget *window);
void updateShadows();
void windowDestroyed(QObject *deletedObject);
WindowShadows *q;
QList<QPixmap> m_shadowPixmaps;
QVector<unsigned long> m_data;
QSet<const QWidget *> m_windows;
bool m_managePixmaps;
};
class WindowShadowsSingleton
{
public:
WindowShadows self;
};
Q_GLOBAL_STATIC(WindowShadowsSingleton, privateWindowShadowsSelf)
WindowShadows *WindowShadows::self()
{
return &privateWindowShadowsSelf()->self;
}
WindowShadows::WindowShadows(QObject *parent)
: Plasma::Svg(parent),
d(new Private(this))
{
setImagePath("dialogs/background");
connect(this, SIGNAL(repaintNeeded()), this, SLOT(updateShadows()));
}
void WindowShadows::addWindow(const QWidget *window)
{
if (!window || !window->isWindow()) {
return;
}
d->m_windows << window;
d->updateShadow(window);
connect(window, SIGNAL(destroyed(QObject*)), this, SLOT(windowDestroyed(QObject*)));
}
void WindowShadows::removeWindow(const QWidget *window)
{
if (!d->m_windows.contains(window)) {
return;
}
d->m_windows.remove(window);
disconnect(window, 0, this, 0);
d->clearShadow(window);
if (d->m_windows.isEmpty()) {
d->clearPixmaps();
}
}
void WindowShadows::Private::windowDestroyed(QObject *deletedObject)
{
m_windows.remove(static_cast<QWidget *>(deletedObject));
if (m_windows.isEmpty()) {
clearPixmaps();
}
}
void WindowShadows::Private::updateShadows()
{
setupPixmaps();
foreach (const QWidget *window, m_windows) {
updateShadow(window);
}
}
void WindowShadows::Private::initPixmap(const QString &element)
{
#if HAVE_X11
QPixmap pix = q->pixmap(element);
if (pix.handle() == 0) {
Pixmap xPix = XCreatePixmap(QX11Info::display(), QX11Info::appRootWindow(), pix.width(), pix.height(), 32);
QPixmap tempPix = QPixmap::fromX11Pixmap(xPix, QPixmap::ExplicitlyShared);
tempPix.fill(Qt::transparent);
QPainter p(&tempPix);
p.drawPixmap(QPoint(0, 0), pix);
m_shadowPixmaps << tempPix;
m_managePixmaps = true;
} else {
m_shadowPixmaps << pix;
}
#endif
}
void WindowShadows::Private::setupPixmaps()
{
clearPixmaps();
initPixmap("shadow-top");
initPixmap("shadow-topright");
initPixmap("shadow-right");
initPixmap("shadow-bottomright");
initPixmap("shadow-bottom");
initPixmap("shadow-bottomleft");
initPixmap("shadow-left");
initPixmap("shadow-topleft");
#if HAVE_X11
foreach (const QPixmap &pixmap, m_shadowPixmaps) {
m_data << pixmap.handle();
}
#endif
QSize marginHint = q->elementSize("shadow-hint-top-margin");
if (marginHint.isValid()) {
m_data << marginHint.height();
} else {
m_data << m_shadowPixmaps[0].height(); // top
}
marginHint = q->elementSize("shadow-hint-right-margin");
if (marginHint.isValid()) {
m_data << marginHint.width();
} else {
m_data << m_shadowPixmaps[2].width(); // right
}
marginHint = q->elementSize("shadow-hint-bottom-margin");
if (marginHint.isValid()) {
m_data << marginHint.height();
} else {
m_data << m_shadowPixmaps[4].height(); // bottom
}
marginHint = q->elementSize("shadow-hint-left-margin");
if (marginHint.isValid()) {
m_data << marginHint.width();
} else {
m_data << m_shadowPixmaps[6].width(); // left
}
}
void WindowShadows::Private::clearPixmaps()
{
#if HAVE_X11
if (m_managePixmaps) {
foreach (const QPixmap &pixmap, m_shadowPixmaps) {
XFreePixmap(QX11Info::display(), pixmap.handle());
}
m_managePixmaps = false;
}
#endif
m_shadowPixmaps.clear();
m_data.clear();
}
void WindowShadows::Private::updateShadow(const QWidget *window)
{
#if HAVE_X11
if (m_data.isEmpty()) {
setupPixmaps();
}
Display *dpy = QX11Info::display();
Atom atom = XInternAtom(dpy, "_KDE_NET_WM_SHADOW", False);
//kDebug() << "going to set the shadow of" << winId() << "to" << data;
XChangeProperty(dpy, window->winId(), atom, XA_CARDINAL, 32, PropModeReplace,
reinterpret_cast<const unsigned char *>(m_data.constData()), m_data.size());
#endif
}
void WindowShadows::Private::clearShadow(const QWidget *window)
{
#if HAVE_X11
Display *dpy = QX11Info::display();
Atom atom = XInternAtom(dpy, "_KDE_NET_WM_SHADOW", False);
XDeleteProperty(dpy, window->winId(), atom);
#endif
}
} // namespace Plasma
#include "moc_windowshadows_p.cpp"

54
plasma/private/windowshadows_p.h
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@ -1,54 +0,0 @@
/*
* Copyright 2011 by Aaron Seigo <aseigo@kde.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License version 2,
* 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 Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef PLASMA_WINDOWSHADOWS_H
#define PLASMA_WINDOWSHADOWS_H
#include <QSet>
#include <plasma/svg.h>
namespace Plasma
{
class WindowShadows : Plasma::Svg
{
Q_OBJECT
public:
static WindowShadows *self();
explicit WindowShadows(QObject *parent = 0);
void addWindow(const QWidget *window);
void removeWindow(const QWidget *window);
private Q_SLOTS:
private:
class Private;
Private * const d;
Q_PRIVATE_SLOT(d, void updateShadows())
Q_PRIVATE_SLOT(d, void windowDestroyed(QObject *deletedObject))
};
} // namespace Plasma
#endif