kwin/kcmkwin/kwindecoration/declarative-plugin/previewclient.cpp
Kai Uwe Broulik 93938d60b8 Restore global menu support
This brings back global menu support in KWin.
The DBusMenu infrastructure is different that we just read the DBus service name and
menu object path from the windows rather than passing around window IDs on DBus which
won't work on Wayland.

Differential Revision: https://phabricator.kde.org/D3089
2017-01-11 10:21:03 +01:00

479 lines
12 KiB
C++

/*
* Copyright 2014 Martin Gräßlin <mgraesslin@kde.org>
*
* 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) version 3 or any later version
* accepted by the membership of KDE e.V. (or its successor approved
* by the membership of KDE e.V.), which shall act as a proxy
* defined in Section 14 of version 3 of the license.
*
* 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 "previewclient.h"
#include <KDecoration2/Decoration>
#include <KDecoration2/DecoratedClient>
#include <KColorScheme>
#include <KColorSchemeManager>
#include <QDebug>
#include <QCoreApplication>
#include <QEvent>
#include <QModelIndex>
namespace KDecoration2
{
namespace Preview
{
PreviewClient::PreviewClient(DecoratedClient *c, Decoration *decoration)
: QObject(decoration)
, ApplicationMenuEnabledDecoratedClientPrivate(c, decoration)
, m_colorSchemeManager(new KColorSchemeManager(this))
, m_colorSchemeIndex(0)
, m_icon(QIcon::fromTheme(QStringLiteral("start-here-kde")))
, m_iconName(m_icon.name())
, m_palette(QStringLiteral("kdeglobals"))
, m_active(true)
, m_closeable(true)
, m_keepBelow(false)
, m_keepAbove(false)
, m_maximizable(true)
, m_maximizedHorizontally(false)
, m_maximizedVertically(false)
, m_minimizable(true)
, m_modal(false)
, m_movable(true)
, m_resizable(true)
, m_shadeable(true)
, m_shaded(false)
, m_providesContextHelp(false)
, m_desktop(1)
, m_width(0)
, m_height(0)
, m_bordersTopEdge(false)
, m_bordersLeftEdge(false)
, m_bordersRightEdge(false)
, m_bordersBottomEdge(false)
{
connect(this, &PreviewClient::captionChanged, c, &DecoratedClient::captionChanged);
connect(this, &PreviewClient::activeChanged, c, &DecoratedClient::activeChanged);
connect(this, &PreviewClient::closeableChanged, c, &DecoratedClient::closeableChanged);
connect(this, &PreviewClient::keepAboveChanged, c, &DecoratedClient::keepAboveChanged);
connect(this, &PreviewClient::keepBelowChanged, c, &DecoratedClient::keepBelowChanged);
connect(this, &PreviewClient::maximizableChanged, c, &DecoratedClient::maximizeableChanged);
connect(this, &PreviewClient::maximizedChanged, c, &DecoratedClient::maximizedChanged);
connect(this, &PreviewClient::maximizedVerticallyChanged, c, &DecoratedClient::maximizedVerticallyChanged);
connect(this, &PreviewClient::maximizedHorizontallyChanged, c, &DecoratedClient::maximizedHorizontallyChanged);
connect(this, &PreviewClient::minimizableChanged, c, &DecoratedClient::minimizeableChanged);
// connect(this, &PreviewClient::modalChanged, c, &DecoratedClient::modalChanged);
connect(this, &PreviewClient::movableChanged, c, &DecoratedClient::moveableChanged);
connect(this, &PreviewClient::onAllDesktopsChanged, c, &DecoratedClient::onAllDesktopsChanged);
connect(this, &PreviewClient::resizableChanged, c, &DecoratedClient::resizeableChanged);
connect(this, &PreviewClient::shadeableChanged, c, &DecoratedClient::shadeableChanged);
connect(this, &PreviewClient::shadedChanged, c, &DecoratedClient::shadedChanged);
connect(this, &PreviewClient::providesContextHelpChanged, c, &DecoratedClient::providesContextHelpChanged);
connect(this, &PreviewClient::onAllDesktopsChanged, c, &DecoratedClient::onAllDesktopsChanged);
connect(this, &PreviewClient::widthChanged, c, &DecoratedClient::widthChanged);
connect(this, &PreviewClient::heightChanged, c, &DecoratedClient::heightChanged);
connect(this, &PreviewClient::iconChanged, c, &DecoratedClient::iconChanged);
connect(this, &PreviewClient::paletteChanged, c, &DecoratedClient::paletteChanged);
// connect(this, &PreviewClient::, c, &DecoratedClient::);
connect(this, &PreviewClient::maximizedVerticallyChanged, this,
[this]() {
emit maximizedChanged(isMaximized());
}
);
connect(this, &PreviewClient::maximizedHorizontallyChanged, this,
[this]() {
emit maximizedChanged(isMaximized());
}
);
connect(this, &PreviewClient::iconNameChanged, this,
[this]() {
m_icon = QIcon::fromTheme(m_iconName);
emit iconChanged(m_icon);
}
);
connect(this, &PreviewClient::desktopChanged, this,
[this]() {
emit onAllDesktopsChanged(isOnAllDesktops());
}
);
connect(&m_palette, &KWin::Decoration::DecorationPalette::changed, [this]() {
emit paletteChanged(m_palette.palette());
});
auto emitEdgesChanged = [this, c]() {
c->adjacentScreenEdgesChanged(adjacentScreenEdges());
};
connect(this, &PreviewClient::bordersTopEdgeChanged, this, emitEdgesChanged);
connect(this, &PreviewClient::bordersLeftEdgeChanged, this, emitEdgesChanged);
connect(this, &PreviewClient::bordersRightEdgeChanged, this, emitEdgesChanged);
connect(this, &PreviewClient::bordersBottomEdgeChanged, this, emitEdgesChanged);
qApp->installEventFilter(this);
}
PreviewClient::~PreviewClient() = default;
void PreviewClient::setIcon(const QIcon &pixmap)
{
m_icon = pixmap;
emit iconChanged(m_icon);
}
int PreviewClient::width() const
{
return m_width;
}
int PreviewClient::height() const
{
return m_height;
}
QString PreviewClient::caption() const
{
return m_caption;
}
WId PreviewClient::decorationId() const
{
return 0;
}
int PreviewClient::desktop() const
{
return m_desktop;
}
void PreviewClient::setDesktop(int desktop)
{
if (desktop == 0) {
desktop = 1;
}
if (m_desktop == desktop) {
return;
}
m_desktop = desktop;
emit desktopChanged(m_desktop);
}
QIcon PreviewClient::icon() const
{
return m_icon;
}
QString PreviewClient::iconName() const
{
return m_iconName;
}
bool PreviewClient::isActive() const
{
return m_active;
}
bool PreviewClient::isCloseable() const
{
return m_closeable;
}
bool PreviewClient::isKeepAbove() const
{
return m_keepAbove;
}
bool PreviewClient::isKeepBelow() const
{
return m_keepBelow;
}
bool PreviewClient::isMaximizeable() const
{
return m_maximizable;
}
bool PreviewClient::isMaximized() const
{
return isMaximizedHorizontally() && isMaximizedVertically();
}
bool PreviewClient::isMaximizedHorizontally() const
{
return m_maximizedHorizontally;
}
bool PreviewClient::isMaximizedVertically() const
{
return m_maximizedVertically;
}
bool PreviewClient::isMinimizeable() const
{
return m_minimizable;
}
bool PreviewClient::isModal() const
{
return m_modal;
}
bool PreviewClient::isMoveable() const
{
return m_movable;
}
bool PreviewClient::isOnAllDesktops() const
{
return desktop() == -1;
}
bool PreviewClient::isResizeable() const
{
return m_resizable;
}
bool PreviewClient::isShadeable() const
{
return m_shadeable;
}
bool PreviewClient::isShaded() const
{
return m_shaded;
}
bool PreviewClient::providesContextHelp() const
{
return m_providesContextHelp;
}
WId PreviewClient::windowId() const
{
return 0;
}
QPalette PreviewClient::palette() const
{
return m_palette.palette();
}
QColor PreviewClient::color(ColorGroup group, ColorRole role) const
{
return m_palette.color(group, role);
}
QAbstractItemModel *PreviewClient::colorSchemeModel() const
{
return m_colorSchemeManager->model();
}
int PreviewClient::colorSchemeIndex() const
{
return m_colorSchemeIndex;
}
void PreviewClient::setColorSchemeIndex(int index)
{
if (m_colorSchemeIndex == index) {
return;
}
m_colorSchemeIndex = index;
emit colorSchemeIndexChanged(m_colorSchemeIndex);
}
Qt::Edges PreviewClient::adjacentScreenEdges() const
{
Qt::Edges edges;
if (m_bordersBottomEdge) {
edges |= Qt::BottomEdge;
}
if (m_bordersLeftEdge) {
edges |= Qt::LeftEdge;
}
if (m_bordersRightEdge) {
edges |= Qt::RightEdge;
}
if (m_bordersTopEdge) {
edges |= Qt::TopEdge;
}
return edges;
}
bool PreviewClient::hasApplicationMenu() const
{
return true;
}
bool PreviewClient::isApplicationMenuActive() const
{
return false;
}
bool PreviewClient::bordersBottomEdge() const
{
return m_bordersBottomEdge;
}
bool PreviewClient::bordersLeftEdge() const
{
return m_bordersLeftEdge;
}
bool PreviewClient::bordersRightEdge() const
{
return m_bordersRightEdge;
}
bool PreviewClient::bordersTopEdge() const
{
return m_bordersTopEdge;
}
void PreviewClient::setBordersBottomEdge(bool enabled)
{
if (m_bordersBottomEdge == enabled) {
return;
}
m_bordersBottomEdge = enabled;
emit bordersBottomEdgeChanged(enabled);
}
void PreviewClient::setBordersLeftEdge(bool enabled)
{
if (m_bordersLeftEdge == enabled) {
return;
}
m_bordersLeftEdge = enabled;
emit bordersLeftEdgeChanged(enabled);
}
void PreviewClient::setBordersRightEdge(bool enabled)
{
if (m_bordersRightEdge == enabled) {
return;
}
m_bordersRightEdge = enabled;
emit bordersRightEdgeChanged(enabled);
}
void PreviewClient::setBordersTopEdge(bool enabled)
{
if (m_bordersTopEdge == enabled) {
return;
}
m_bordersTopEdge = enabled;
emit bordersTopEdgeChanged(enabled);
}
void PreviewClient::requestClose()
{
emit closeRequested();
}
void PreviewClient::requestContextHelp()
{
qDebug() << "context help requested";
}
void PreviewClient::requestToggleMaximization(Qt::MouseButtons buttons)
{
if (buttons.testFlag(Qt::LeftButton)) {
const bool set = !isMaximized();
setMaximizedHorizontally(set);
setMaximizedVertically(set);
} else if (buttons.testFlag(Qt::RightButton)) {
setMaximizedHorizontally(!isMaximizedHorizontally());
} else if (buttons.testFlag(Qt::MiddleButton)) {
setMaximizedVertically(!isMaximizedVertically());
}
}
void PreviewClient::requestMinimize()
{
emit minimizeRequested();
}
void PreviewClient::requestToggleKeepAbove()
{
setKeepAbove(!isKeepAbove());
}
void PreviewClient::requestToggleKeepBelow()
{
setKeepBelow(!isKeepBelow());
}
void PreviewClient::requestShowWindowMenu()
{
emit showWindowMenuRequested();
}
void PreviewClient::requestShowApplicationMenu(const QRect &rect, int actionId)
{
Q_UNUSED(rect);
Q_UNUSED(actionId);
}
void PreviewClient::showApplicationMenu(int actionId)
{
Q_UNUSED(actionId)
}
void PreviewClient::requestToggleOnAllDesktops()
{
setDesktop(isOnAllDesktops() ? 1 : -1);
}
void PreviewClient::requestToggleShade()
{
setShaded(!isShaded());
}
#define SETTER(type, name, variable) \
void PreviewClient::name(type variable) \
{ \
if (m_##variable == variable) { \
return; \
} \
qDebug() << "Setting " << #variable << ":" << variable;\
m_##variable = variable; \
emit variable##Changed(m_##variable); \
}
#define SETTER2(name, variable) SETTER(bool, name, variable)
SETTER(const QString &, setCaption, caption)
SETTER(const QString &, setIconName, iconName)
SETTER(int, setWidth, width)
SETTER(int, setHeight, height)
SETTER2(setActive, active)
SETTER2(setCloseable, closeable)
SETTER2(setMaximizable, maximizable)
SETTER2(setKeepBelow, keepBelow)
SETTER2(setKeepAbove, keepAbove)
SETTER2(setMaximizedHorizontally, maximizedHorizontally)
SETTER2(setMaximizedVertically, maximizedVertically)
SETTER2(setMinimizable, minimizable)
SETTER2(setModal, modal)
SETTER2(setMovable, movable)
SETTER2(setResizable, resizable)
SETTER2(setShadeable, shadeable)
SETTER2(setShaded, shaded)
SETTER2(setProvidesContextHelp, providesContextHelp)
#undef SETTER2
#undef SETTER
} // namespace Preview
} // namespace KDecoration2