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/* BEGIN_COMMON_COPYRIGHT_HEADER
* (c)LGPL2+
*
* LXQt - a lightweight, Qt based, desktop toolset
* https://lxqt.org
*
* Copyright: 2010-2011 Razor team
* Authors:
* Alexander Sokoloff <sokoloff.a@gmail.com>
*
* This program or library is free software; you can redistribute it
* and/or modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*
* END_COMMON_COPYRIGHT_HEADER */
#include "lxqtpanel.h"
#include "lxqtpanellimits.h"
#include "ilxqtpanelplugin.h"
#include "lxqtpanelapplication.h"
#include "lxqtpanellayout.h"
#include "config/configpaneldialog.h"
#include "popupmenu.h"
#include "plugin.h"
#include "panelpluginsmodel.h"
#include "windownotifier.h"
#include <LXQt/PluginInfo>
#include <QScreen>
#include <QWindow>
#include <QDebug>
#include <QString>
#include <QMenu>
#include <QMessageBox>
#include <QDropEvent>
#include <QPainter>
#include <XdgIcon>
#include <XdgDirs>
#include <KWindowSystem>
#include <KX11Extras>
#include <NETWM>
#include "backends/ilxqtabstractwmiface.h"
#include <LayerShellQt/Window>
// Turn on this to show the time required to load each plugin during startup
// #define DEBUG_PLUGIN_LOADTIME
#ifdef DEBUG_PLUGIN_LOADTIME
#include <QElapsedTimer>
#endif
// Config keys and groups
#define CFG_KEY_SCREENNUM "desktop"
#define CFG_KEY_POSITION "position"
#define CFG_KEY_PANELSIZE "panelSize"
#define CFG_KEY_ICONSIZE "iconSize"
#define CFG_KEY_LINECNT "lineCount"
#define CFG_KEY_LENGTH "width"
#define CFG_KEY_PERCENT "width-percent"
#define CFG_KEY_ALIGNMENT "alignment"
#define CFG_KEY_FONTCOLOR "font-color"
#define CFG_KEY_BACKGROUNDCOLOR "background-color"
#define CFG_KEY_BACKGROUNDIMAGE "background-image"
#define CFG_KEY_OPACITY "opacity"
#define CFG_KEY_RESERVESPACE "reserve-space"
#define CFG_KEY_PLUGINS "plugins"
#define CFG_KEY_HIDABLE "hidable"
#define CFG_KEY_VISIBLE_MARGIN "visible-margin"
#define CFG_KEY_HIDE_ON_OVERLAP "hide-on-overlap"
#define CFG_KEY_ANIMATION "animation-duration"
#define CFG_KEY_SHOW_DELAY "show-delay"
#define CFG_KEY_LOCKPANEL "lockPanel"
/************************************************
Returns the Position by the string.
String is one of "Top", "Left", "Bottom", "Right", string is not case sensitive.
If the string is not correct, returns defaultValue.
************************************************/
ILXQtPanel::Position LXQtPanel::strToPosition(const QString& str, ILXQtPanel::Position defaultValue)
{
if (str.toUpper() == QLatin1String("TOP")) return LXQtPanel::PositionTop;
if (str.toUpper() == QLatin1String("LEFT")) return LXQtPanel::PositionLeft;
if (str.toUpper() == QLatin1String("RIGHT")) return LXQtPanel::PositionRight;
if (str.toUpper() == QLatin1String("BOTTOM")) return LXQtPanel::PositionBottom;
return defaultValue;
}
/************************************************
Return string representation of the position
************************************************/
QString LXQtPanel::positionToStr(ILXQtPanel::Position position)
{
switch (position)
{
case LXQtPanel::PositionTop:
return QStringLiteral("Top");
case LXQtPanel::PositionLeft:
return QStringLiteral("Left");
case LXQtPanel::PositionRight:
return QStringLiteral("Right");
case LXQtPanel::PositionBottom:
return QStringLiteral("Bottom");
}
return QString();
}
/************************************************
************************************************/
LXQtPanel::LXQtPanel(const QString &configGroup, LXQt::Settings *settings, QWidget *parent) :
QFrame(parent),
mSettings(settings),
mConfigGroup(configGroup),
mPlugins{nullptr},
mStandaloneWindows{new WindowNotifier},
mPanelSize(0),
mIconSize(0),
mLineCount(0),
mLength(0),
mAlignment(AlignmentLeft),
mPosition(ILXQtPanel::PositionBottom),
mScreenNum(0), //whatever (avoid conditional on uninitialized value)
mActualScreenNum(0),
mHidable(false),
mVisibleMargin(true),
mHideOnOverlap(false),
mHidden(false),
mAnimationTime(0),
mReserveSpace(true),
mAnimation(nullptr),
mWAnimation(nullptr),
mLayerWindow(nullptr),
mLockPanel(false)
{
//You can find information about the flags and widget attributes in your
//Qt documentation or at https://doc.qt.io/qt-5/qt.html
//Qt::FramelessWindowHint = Produces a borderless window. The user cannot
//move or resize a borderless window via the window system. On X11, ...
Qt::WindowFlags flags = Qt::FramelessWindowHint;
// NOTE: by PCMan:
// In Qt 4, the window is not activated if it has Qt::WA_X11NetWmWindowTypeDock.
// Since Qt 5, the default behaviour is changed. A window is always activated on mouse click.
// Please see the source code of Qt5: src/plugins/platforms/xcb/qxcbwindow.cpp.
// void QXcbWindow::handleButtonPressEvent(const xcb_button_press_event_t *event)
// This new behaviour caused lxqt bug #161 - Cannot minimize windows from panel 1 when two task managers are open
// Besides, this breaks minimizing or restoring windows when clicking on the taskbar buttons.
// To workaround this regression bug, we need to add this window flag here.
// However, since the panel gets no keyboard focus, this may decrease accessibility since
// it's not possible to use the panel with keyboards. We need to find a better solution later.
flags |= Qt::WindowDoesNotAcceptFocus;
setWindowFlags(flags);
//Adds _NET_WM_WINDOW_TYPE_DOCK to the window's _NET_WM_WINDOW_TYPE X11 window property. See https://standards.freedesktop.org/wm-spec/ for more details.
setAttribute(Qt::WA_X11NetWmWindowTypeDock);
//Enables tooltips for inactive windows.
setAttribute(Qt::WA_AlwaysShowToolTips);
//Indicates that the widget should have a translucent background, i.e., any non-opaque regions of the widgets will be translucent because the widget will have an alpha channel. Setting this ...
setAttribute(Qt::WA_TranslucentBackground);
//Allows data from drag and drop operations to be dropped onto the widget (see QWidget::setAcceptDrops()).
setAttribute(Qt::WA_AcceptDrops);
setWindowTitle(QStringLiteral("LXQt Panel"));
setObjectName(QStringLiteral("LXQtPanel %1").arg(configGroup));
//LXQtPanel (inherits QFrame) -> lav (QGridLayout) -> LXQtPanelWidget (QFrame) -> LXQtPanelLayout
LXQtPanelWidget = new QFrame(this);
LXQtPanelWidget->setObjectName(QStringLiteral("BackgroundWidget"));
QGridLayout* lav = new QGridLayout();
lav->setContentsMargins(0, 0, 0, 0);
setLayout(lav);
this->layout()->addWidget(LXQtPanelWidget);
mLayout = new LXQtPanelLayout(LXQtPanelWidget);
connect(mLayout, &LXQtPanelLayout::pluginMoved, this, &LXQtPanel::pluginMoved);
LXQtPanelWidget->setLayout(mLayout);
mLayout->setLineCount(mLineCount);
mDelaySave.setSingleShot(true);
mDelaySave.setInterval(SETTINGS_SAVE_DELAY);
connect(&mDelaySave, &QTimer::timeout, this, [this] { saveSettings(); } );
mHideTimer.setSingleShot(true);
mHideTimer.setInterval(PANEL_HIDE_DELAY);
connect(&mHideTimer, &QTimer::timeout, this, &LXQtPanel::hidePanelWork);
mShowDelayTimer.setSingleShot(true);
mShowDelayTimer.setInterval(PANEL_SHOW_DELAY);
connect(&mShowDelayTimer, &QTimer::timeout, this, [this] { showPanel(mAnimationTime > 0); });
// screen updates
connect(qApp, &QApplication::screenAdded, this, [this] (QScreen* newScreen) {
connect(newScreen, &QScreen::virtualGeometryChanged, this, &LXQtPanel::ensureVisible);
connect(newScreen, &QScreen::geometryChanged, this, &LXQtPanel::ensureVisible);
ensureVisible();
});
connect(qApp, &QApplication::screenRemoved, this, [this] (QScreen* oldScreen) {
disconnect(oldScreen, &QScreen::virtualGeometryChanged, this, &LXQtPanel::ensureVisible);
disconnect(oldScreen, &QScreen::geometryChanged, this, &LXQtPanel::ensureVisible);
// wait until the screen is really removed because it may contain the panel
QTimer::singleShot(0, this, &LXQtPanel::ensureVisible);
});
const auto screens = QApplication::screens();
for(const auto& screen : screens)
{
connect(screen, &QScreen::virtualGeometryChanged, this, &LXQtPanel::ensureVisible);
connect(screen, &QScreen::geometryChanged, this, &LXQtPanel::ensureVisible);
}
connect(LXQt::Settings::globalSettings(), &LXQt::GlobalSettings::settingsChanged, this, [this] { update(); } );
connect(lxqtApp, &LXQt::Application::themeChanged, this, &LXQtPanel::realign);
connect(mStandaloneWindows.get(), &WindowNotifier::firstShown, this, [this] { showPanel(true); });
connect(mStandaloneWindows.get(), &WindowNotifier::lastHidden, this, &LXQtPanel::hidePanel);
readSettings();
ensureVisible();
loadPlugins();
if(qGuiApp->nativeInterface<QNativeInterface::QWaylandApplication>())
{
// Create backing QWindow for LayerShellQt integration
create();
if(!windowHandle())
{
qWarning() << "LXQtPanel: could not create QWindow for LayerShellQt integration.";
}
else
{
// Init Layer Shell (Must be done before showing widget)
mLayerWindow = LayerShellQt::Window::get(windowHandle());
mLayerWindow->setLayer(LayerShellQt::Window::LayerTop);
mLayerWindow->setScope(QStringLiteral("dock"));
LayerShellQt::Window::Anchors anchors;
anchors.setFlag(LayerShellQt::Window::AnchorLeft);
anchors.setFlag(LayerShellQt::Window::AnchorBottom);
anchors.setFlag(LayerShellQt::Window::AnchorRight);
mLayerWindow->setAnchors(anchors);
#if (QT_VERSION >= QT_VERSION_CHECK(6,8,0))
// WARNING: Only the following desktops are known to give the focus to child popups
// when the panel does not accept focus.
const QRegularExpression desktops(QStringLiteral("(?i)(kde|kwin|wayfire|hyprland)"));
if (desktops.match(qEnvironmentVariable("XDG_CURRENT_DESKTOP")).hasMatch())
mLayerWindow->setKeyboardInteractivity(LayerShellQt::Window::KeyboardInteractivityNone);
else
#endif
mLayerWindow->setKeyboardInteractivity(LayerShellQt::Window::KeyboardInteractivityOnDemand);
mLayerWindow->setCloseOnDismissed(false);
mLayerWindow->setExclusiveEdge(LayerShellQt::Window::AnchorBottom);
mLayerWindow->setExclusiveZone(height());
}
}
// NOTE: Some (X11) WMs may need the geometry to be set before QWidget::show().
setPanelGeometry();
show();
// show it the first time, despite setting
if (mHidable)
{
showPanel(false);
QTimer::singleShot(PANEL_HIDE_FIRST_TIME, this, SLOT(hidePanel()));
}
LXQtPanelApplication *a = reinterpret_cast<LXQtPanelApplication*>(qApp);
auto wmBackend = a->getWMBackend();
connect(wmBackend, &ILXQtAbstractWMInterface::windowAdded, this, [this] {
if (mHidable && mHideOnOverlap && !mHidden)
{
mShowDelayTimer.stop();
hidePanel();
}
});
connect(wmBackend, &ILXQtAbstractWMInterface::windowRemoved, this, [this] {
if (mHidable && mHideOnOverlap && mHidden && !isPanelOverlapped())
mShowDelayTimer.start();
});
connect(wmBackend, &ILXQtAbstractWMInterface::currentWorkspaceChanged, this, [this] {
if (mHidable && mHideOnOverlap)
{
if (!mHidden)
{
mShowDelayTimer.stop();
hidePanel();
}
else if (!isPanelOverlapped())
mShowDelayTimer.start();
else
mShowDelayTimer.stop(); // workspace may be changed and restored quickly
}
});
connect(wmBackend, &ILXQtAbstractWMInterface::windowPropertyChanged,
this, [this] (WId /* id */, int prop)
{
if (mHidable && mHideOnOverlap
// when a window is moved, resized, shaded, or minimized
&& (prop == int(LXQtTaskBarWindowProperty::Geometry)
|| prop == int(LXQtTaskBarWindowProperty::State)
// on Wayland, workspace change is not seen as geometry change
|| (mLayerWindow && prop == int(LXQtTaskBarWindowProperty::Workspace))))
{
if (!mHidden)
{
mShowDelayTimer.stop();
hidePanel();
}
else if (!isPanelOverlapped())
mShowDelayTimer.start();
else
mShowDelayTimer.stop(); // geometry or state may be changed and restored quickly
}
});
}
/************************************************
************************************************/
void LXQtPanel::readSettings()
{
// Read settings ......................................
mSettings->beginGroup(mConfigGroup);
// Let Hidability be the first thing we read
// so that every call to realign() is without side-effect
mHidable = mSettings->value(QStringLiteral(CFG_KEY_HIDABLE), mHidable).toBool();
mHidden = mHidable;
mVisibleMargin = mSettings->value(QStringLiteral(CFG_KEY_VISIBLE_MARGIN), mVisibleMargin).toBool();
mHideOnOverlap = mSettings->value(QStringLiteral(CFG_KEY_HIDE_ON_OVERLAP), mHideOnOverlap).toBool();
mAnimationTime = mSettings->value(QStringLiteral(CFG_KEY_ANIMATION), mAnimationTime).toInt();
mShowDelayTimer.setInterval(mSettings->value(QStringLiteral(CFG_KEY_SHOW_DELAY), mShowDelayTimer.interval()).toInt());
// By default we are using size & count from theme.
setPanelSize(mSettings->value(QStringLiteral(CFG_KEY_PANELSIZE), PANEL_DEFAULT_SIZE).toInt(), false);
setIconSize(mSettings->value(QStringLiteral(CFG_KEY_ICONSIZE), PANEL_DEFAULT_ICON_SIZE).toInt(), false);
setLineCount(mSettings->value(QStringLiteral(CFG_KEY_LINECNT), PANEL_DEFAULT_LINE_COUNT).toInt(), false);
setLength(mSettings->value(QStringLiteral(CFG_KEY_LENGTH), 100).toInt(),
mSettings->value(QStringLiteral(CFG_KEY_PERCENT), true).toBool(),
false);
mScreenNum = mSettings->value(QStringLiteral(CFG_KEY_SCREENNUM), 0).toInt();
setPosition(mScreenNum,
strToPosition(mSettings->value(QStringLiteral(CFG_KEY_POSITION)).toString(), PositionBottom),
false);
setAlignment(Alignment(mSettings->value(QStringLiteral(CFG_KEY_ALIGNMENT), mAlignment).toInt()), false);
QColor color = mSettings->value(QStringLiteral(CFG_KEY_FONTCOLOR), QString()).value<QColor>();
if (color.isValid())
setFontColor(color, true);
setOpacity(mSettings->value(QStringLiteral(CFG_KEY_OPACITY), 100).toInt(), true);
mReserveSpace = mSettings->value(QStringLiteral(CFG_KEY_RESERVESPACE), true).toBool();
color = mSettings->value(QStringLiteral(CFG_KEY_BACKGROUNDCOLOR), QString()).value<QColor>();
if (color.isValid())
setBackgroundColor(color, true);
QString image = mSettings->value(QStringLiteral(CFG_KEY_BACKGROUNDIMAGE), QString()).toString();
if (!image.isEmpty())
setBackgroundImage(image, false);
mLockPanel = mSettings->value(QStringLiteral(CFG_KEY_LOCKPANEL), false).toBool();
mSettings->endGroup();
}
/************************************************
************************************************/
void LXQtPanel::saveSettings(bool later)
{
mDelaySave.stop();
if (later)
{
mDelaySave.start();
return;
}
mSettings->beginGroup(mConfigGroup);
//Note: save/load of plugin names is completely handled by mPlugins object
//mSettings->setValue(CFG_KEY_PLUGINS, mPlugins->pluginNames());
mSettings->setValue(QStringLiteral(CFG_KEY_PANELSIZE), mPanelSize);
mSettings->setValue(QStringLiteral(CFG_KEY_ICONSIZE), mIconSize);
mSettings->setValue(QStringLiteral(CFG_KEY_LINECNT), mLineCount);
mSettings->setValue(QStringLiteral(CFG_KEY_LENGTH), mLength);
mSettings->setValue(QStringLiteral(CFG_KEY_PERCENT), mLengthInPercents);
mSettings->setValue(QStringLiteral(CFG_KEY_SCREENNUM), mScreenNum);
mSettings->setValue(QStringLiteral(CFG_KEY_POSITION), positionToStr(mPosition));
mSettings->setValue(QStringLiteral(CFG_KEY_ALIGNMENT), mAlignment);
mSettings->setValue(QStringLiteral(CFG_KEY_FONTCOLOR), mFontColor.isValid() ? mFontColor : QColor());
mSettings->setValue(QStringLiteral(CFG_KEY_BACKGROUNDCOLOR), mBackgroundColor.isValid() ? mBackgroundColor : QColor());
mSettings->setValue(QStringLiteral(CFG_KEY_BACKGROUNDIMAGE), QFileInfo::exists(mBackgroundImage) ? mBackgroundImage : QString());
mSettings->setValue(QStringLiteral(CFG_KEY_OPACITY), mOpacity);
mSettings->setValue(QStringLiteral(CFG_KEY_RESERVESPACE), mReserveSpace);
mSettings->setValue(QStringLiteral(CFG_KEY_HIDABLE), mHidable);
mSettings->setValue(QStringLiteral(CFG_KEY_VISIBLE_MARGIN), mVisibleMargin);
mSettings->setValue(QStringLiteral(CFG_KEY_HIDE_ON_OVERLAP), mHideOnOverlap);
mSettings->setValue(QStringLiteral(CFG_KEY_ANIMATION), mAnimationTime);
mSettings->setValue(QStringLiteral(CFG_KEY_SHOW_DELAY), mShowDelayTimer.interval());
mSettings->setValue(QStringLiteral(CFG_KEY_LOCKPANEL), mLockPanel);
mSettings->endGroup();
}
/************************************************
************************************************/
void LXQtPanel::ensureVisible()
{
if (!canPlacedOn(mScreenNum, mPosition))
setPosition(findAvailableScreen(mPosition), mPosition, false);
else
mActualScreenNum = mScreenNum;
// the screen size might be changed
realign();
}
/************************************************
************************************************/
LXQtPanel::~LXQtPanel()
{
mLayout->setEnabled(false);
delete mAnimation;
delete mWAnimation;
delete mConfigDialog.data();
// do not save settings because of "user deleted panel" functionality saveSettings();
}
/************************************************
************************************************/
void LXQtPanel::show()
{
QWidget::show();
if(qGuiApp->nativeInterface<QNativeInterface::QX11Application>()) //TODO: cache in bool isPlatformX11
KX11Extras::setOnDesktop(effectiveWinId(), NET::OnAllDesktops);
}
/************************************************
************************************************/
QStringList pluginDesktopDirs()
{
QStringList dirs;
dirs << QString::fromLocal8Bit(qgetenv("LXQT_PANEL_PLUGINS_DIR")).split(QLatin1Char(':'), Qt::SkipEmptyParts);
dirs << QStringLiteral("%1/%2").arg(XdgDirs::dataHome(), QStringLiteral("/lxqt/lxqt-panel"));
dirs << QStringLiteral(PLUGIN_DESKTOPS_DIR);
return dirs;
}
/************************************************
************************************************/
void LXQtPanel::loadPlugins()
{
QString names_key(mConfigGroup);
names_key += QLatin1Char('/');
names_key += QLatin1String(CFG_KEY_PLUGINS);
mPlugins.reset(new PanelPluginsModel(this, names_key, pluginDesktopDirs()));
connect(mPlugins.get(), &PanelPluginsModel::pluginAdded, mLayout, &LXQtPanelLayout::addPlugin);
connect(mPlugins.get(), &PanelPluginsModel::pluginMovedUp, mLayout, &LXQtPanelLayout::moveUpPlugin);
//reemit signals
connect(mPlugins.get(), &PanelPluginsModel::pluginAdded, this, &LXQtPanel::pluginAdded);
connect(mPlugins.get(), &PanelPluginsModel::pluginRemoved, this, &LXQtPanel::pluginRemoved);
const auto plugins = mPlugins->plugins();
for (auto const & plugin : plugins)
{
mLayout->addPlugin(plugin);
connect(plugin, &Plugin::dragLeft, this, [this] {
mShowDelayTimer.stop();
hidePanel();
});
}
}
/************************************************
************************************************/
int LXQtPanel::getReserveDimension()
{
return mHidable ? PANEL_HIDE_SIZE : qMax(PANEL_MINIMUM_SIZE, mPanelSize);
}
QMargins LXQtPanel::layerWindowMargins()
{
QMargins margins;
if (!mHidden)
return margins;
int offset = PANEL_HIDE_SIZE - qMax(PANEL_MINIMUM_SIZE, mPanelSize); // negative
if (isHorizontal())
{
if (mPosition == ILXQtPanel::PositionTop)
margins = QMargins(0, offset, 0, 0);
else
margins = QMargins(0, 0, 0, offset);
}
else
{
if (mPosition == ILXQtPanel::PositionLeft)
margins = QMargins(offset, 0, 0, 0);
else
margins = QMargins(0, 0, offset, 0);
}
return margins;
}
void LXQtPanel::setPanelGeometry(bool animate)
{
const auto screens = QApplication::screens();
if (mActualScreenNum >= screens.size())
return;
const QRect currentScreen = screens.at(mActualScreenNum)->geometry();
QRect rect;
LayerShellQt::Window::Anchors anchors;
if (isHorizontal())
{
// Horiz panel ***************************
rect.setHeight(qMax(PANEL_MINIMUM_SIZE, mPanelSize));
if (mLengthInPercents)
rect.setWidth(currentScreen.width() * mLength / 100.0);
else
{
if (mLength <= 0)
rect.setWidth(currentScreen.width() + mLength);
else
rect.setWidth(mLength);
}
rect.setWidth(qMax(rect.size().width(), mLayout->minimumSize().width()));
// Horiz ......................
switch (mAlignment)
{
case LXQtPanel::AlignmentLeft:
anchors.setFlag(LayerShellQt::Window::AnchorLeft);
rect.moveLeft(currentScreen.left());
break;
case LXQtPanel::AlignmentCenter:
rect.moveCenter(currentScreen.center());
break;
case LXQtPanel::AlignmentRight:
anchors.setFlag(LayerShellQt::Window::AnchorRight);
rect.moveRight(currentScreen.right());
break;
}
if(lengthInPercents() && mLength == 100)
{
//Fill all available width
anchors.setFlag(LayerShellQt::Window::AnchorLeft);
anchors.setFlag(LayerShellQt::Window::AnchorRight);
}
// Vert .......................
if (mPosition == ILXQtPanel::PositionTop)
{
anchors.setFlag(LayerShellQt::Window::AnchorTop);
if (mHidden)
rect.moveBottom(currentScreen.top() + PANEL_HIDE_SIZE - 1);
else
rect.moveTop(currentScreen.top());
}
else
{
anchors.setFlag(LayerShellQt::Window::AnchorBottom);
if (mHidden)
rect.moveTop(currentScreen.bottom() - PANEL_HIDE_SIZE + 1);
else
rect.moveBottom(currentScreen.bottom());
}
}
else
{
// Vert panel ***************************
rect.setWidth(qMax(PANEL_MINIMUM_SIZE, mPanelSize));
if (mLengthInPercents)
rect.setHeight(currentScreen.height() * mLength / 100.0);
else
{
if (mLength <= 0)
rect.setHeight(currentScreen.height() + mLength);
else
rect.setHeight(mLength);
}
rect.setHeight(qMax(rect.size().height(), mLayout->minimumSize().height()));
// Vert .......................
switch (mAlignment)
{
case LXQtPanel::AlignmentLeft:
anchors.setFlag(LayerShellQt::Window::AnchorTop);
rect.moveTop(currentScreen.top());
break;
case LXQtPanel::AlignmentCenter:
rect.moveCenter(currentScreen.center());
break;
case LXQtPanel::AlignmentRight:
anchors.setFlag(LayerShellQt::Window::AnchorBottom);
rect.moveBottom(currentScreen.bottom());
break;
}
if(lengthInPercents() && mLength == 100)
{
//Fill all available width
anchors.setFlag(LayerShellQt::Window::AnchorTop);
anchors.setFlag(LayerShellQt::Window::AnchorBottom);
}
// Horiz ......................
if (mPosition == ILXQtPanel::PositionLeft)
{
anchors.setFlag(LayerShellQt::Window::AnchorLeft);
if (mHidden)
rect.moveRight(currentScreen.left() + PANEL_HIDE_SIZE - 1);
else
rect.moveLeft(currentScreen.left());
}
else
{
anchors.setFlag(LayerShellQt::Window::AnchorRight);
if (mHidden)
rect.moveLeft(currentScreen.right() - PANEL_HIDE_SIZE + 1);
else
rect.moveRight(currentScreen.right());
}
}
if (!mHidden || !mGeometry.isValid()) mGeometry = rect;
if (mLayerWindow)
{
// NOTE: On Wayland, QVariantAnimation is used to set appropriate negative margins.
auto screen = screens.at(mActualScreenNum);
if (screen != windowHandle()->screen())
{
// WARNING: An already visible window is not shown on a new screen under Wayland.
if (isVisible())
{
hide();
QTimer::singleShot(0, this, &QWidget::show);
}
windowHandle()->setScreen(screen);
}
mLayerWindow->setAnchors(anchors);
setFixedSize(rect.size());
if (animate)
{
if (mWAnimation == nullptr)
{
mWAnimation = new QVariantAnimation(this);
mWAnimation->setEasingCurve(QEasingCurve::Linear);
mWAnimation->setStartValue(static_cast<qreal>(0));
mWAnimation->setEndValue(static_cast<qreal>(1));
connect(mWAnimation, &QVariantAnimation::finished, this, [this] {
if (mHidden)
{
setMargins();
// "setWindowOpacity()" does not work on Wayland
if (!mVisibleMargin)
LXQtPanelWidget->setVisible(false);
}
});
connect(mWAnimation, &QVariantAnimation::valueChanged, this,
[this] (const QVariant &value) {
QMargins margins = layerWindowMargins();
QMarginsF m((mWAnimation->endValue().toReal() - value.toReal())
* mLayerWindow->margins().toMarginsF()
+ value.toReal() * margins.toMarginsF());
mLayerWindow->setMargins(m.toMargins());
windowHandle()->requestUpdate();
});
}
mWAnimation->setDuration(mAnimationTime);
if (!mHidden)
{
setMargins();
if (!mVisibleMargin)
LXQtPanelWidget->setVisible(true);
}
mWAnimation->start();
}
else
{
if (!mVisibleMargin)
LXQtPanelWidget->setVisible(!mHidden);
setMargins();
mLayerWindow->setMargins(layerWindowMargins());
windowHandle()->requestUpdate();
}
}
else if (rect != geometry())
{
setFixedSize(rect.size());
if (animate)
{
if (mAnimation == nullptr)
{
mAnimation = new QPropertyAnimation(this, "geometry");
mAnimation->setEasingCurve(QEasingCurve::Linear);
//Note: for hiding, the margins are set after animation is finished
connect(mAnimation, &QAbstractAnimation::finished, this, [this] { if (mHidden) setMargins(); });
}
mAnimation->setDuration(mAnimationTime);
mAnimation->setStartValue(geometry());
mAnimation->setEndValue(rect);
//Note: for showing-up, the margins are removed instantly
if (!mHidden)
setMargins();
mAnimation->start();
}
else
{
setMargins();
setGeometry(rect);
}
}
}
void LXQtPanel::setMargins()
{
if (mHidden)
{
if (isHorizontal())
{
if (mPosition == ILXQtPanel::PositionTop)
mLayout->setContentsMargins(0, 0, 0, PANEL_HIDE_SIZE);
else
mLayout->setContentsMargins(0, PANEL_HIDE_SIZE, 0, 0);
}
else
{
if (mPosition == ILXQtPanel::PositionLeft)
mLayout->setContentsMargins(0, 0, PANEL_HIDE_SIZE, 0);
else
mLayout->setContentsMargins(PANEL_HIDE_SIZE, 0, 0, 0);
}
if (!mVisibleMargin)
setWindowOpacity(0.0);
}
else {
mLayout->setContentsMargins(0, 0, 0, 0);
if (!mVisibleMargin)
setWindowOpacity(1.0);
}
}
void LXQtPanel::realign()
{
if (!isVisible())
return;
#if 0
qDebug() << "** Realign *********************";
qDebug() << "PanelSize: " << mPanelSize;
qDebug() << "IconSize: " << mIconSize;
qDebug() << "LineCount: " << mLineCount;
qDebug() << "Length: " << mLength << (mLengthInPercents ? "%" : "px");
qDebug() << "Alignment: " << (mAlignment == 0 ? "center" : (mAlignment < 0 ? "left" : "right"));
qDebug() << "Position: " << positionToStr(mPosition) << "on" << mScreenNum;
qDebug() << "Plugins count: " << mPlugins.count();
#endif
setPanelGeometry();
// Reserve our space on the screen ..........
// It's possible that our geometry is not changed, but screen resolution is changed,
// so resetting WM_STRUT is still needed. To make it simple, we always do it.
updateWmStrut();
}
// Update the _NET_WM_PARTIAL_STRUT and _NET_WM_STRUT properties for the window
void LXQtPanel::updateWmStrut()
{
WId wid = effectiveWinId();
if(wid == 0 || !isVisible())
return;
if(qGuiApp->nativeInterface<QNativeInterface::QX11Application>())
{
if (mReserveSpace && QApplication::primaryScreen())
{
const QRect wholeScreen = QApplication::primaryScreen()->virtualGeometry();
const QRect rect = geometry();
// NOTE: https://standards.freedesktop.org/wm-spec/wm-spec-latest.html
// Quote from the EWMH spec: " Note that the strut is relative to the screen edge, and not the edge of the xinerama monitor."
// So, we use the geometry of the whole screen to calculate the strut rather than using the geometry of individual monitors.
// Though the spec only mention Xinerama and did not mention XRandR, the rule should still be applied.
// At least openbox is implemented like this.
switch (mPosition)
{
case LXQtPanel::PositionTop:
KX11Extras::setExtendedStrut(wid,
/* Left */ 0, 0, 0,
/* Right */ 0, 0, 0,
/* Top */ rect.top() + getReserveDimension(), rect.left(), rect.right(),
/* Bottom */ 0, 0, 0
);
break;
case LXQtPanel::PositionBottom:
KX11Extras::setExtendedStrut(wid,
/* Left */ 0, 0, 0,
/* Right */ 0, 0, 0,
/* Top */ 0, 0, 0,
/* Bottom */ wholeScreen.bottom() - rect.bottom() + getReserveDimension(), rect.left(), rect.right()
);
break;
case LXQtPanel::PositionLeft:
KX11Extras::setExtendedStrut(wid,
/* Left */ rect.left() + getReserveDimension(), rect.top(), rect.bottom(),
/* Right */ 0, 0, 0,
/* Top */ 0, 0, 0,
/* Bottom */ 0, 0, 0
);
break;
case LXQtPanel::PositionRight:
KX11Extras::setExtendedStrut(wid,
/* Left */ 0, 0, 0,
/* Right */ wholeScreen.right() - rect.right() + getReserveDimension(), rect.top(), rect.bottom(),
/* Top */ 0, 0, 0,
/* Bottom */ 0, 0, 0
);
break;
}
} else
{
KX11Extras::setExtendedStrut(wid,
/* Left */ 0, 0, 0,
/* Right */ 0, 0, 0,
/* Top */ 0, 0, 0,
/* Bottom */ 0, 0, 0
);
}
}
else if(mLayerWindow && qGuiApp->nativeInterface<QNativeInterface::QWaylandApplication>())
{
if (mReserveSpace
// NOTE: For some reason, no space is reserved with a negative layer margin.
// However, there is no reason to reserve space for a hiding panel on Wayland.
&& !mHidable)
{
LayerShellQt::Window::Anchor edge = LayerShellQt::Window::AnchorBottom;
switch (mPosition)
{
case LXQtPanel::PositionTop:
edge = LayerShellQt::Window::AnchorTop;
break;
case LXQtPanel::PositionBottom:
edge = LayerShellQt::Window::AnchorBottom;
break;
case LXQtPanel::PositionLeft:
edge = LayerShellQt::Window::AnchorLeft;
break;
case LXQtPanel::PositionRight:
edge = LayerShellQt::Window::AnchorRight;
break;
}
mLayerWindow->setExclusiveEdge(edge);
mLayerWindow->setExclusiveZone(getReserveDimension());
}
else
{
mLayerWindow->setExclusiveEdge(LayerShellQt::Window::AnchorNone);
mLayerWindow->setExclusiveZone(0);
}
// Make LayerShellQt apply changes immediatly
windowHandle()->requestUpdate();
}
}
/************************************************
This function checks if the panel can be placed on
the display @screenNum at @position.
NOTE: The panel can be placed only at screen edges
but no part of it should be between two screens.
************************************************/
bool LXQtPanel::canPlacedOn(int screenNum, LXQtPanel::Position position)
{
const auto screens = QApplication::screens();
if (screens.size() > screenNum)
{
const QRect screenGeometry = screens.at(screenNum)->geometry();
switch (position)
{
case LXQtPanel::PositionTop:
for (const auto& screen : screens)
{
if (screen->geometry().top() < screenGeometry.top())
{
QRect r = screenGeometry.adjusted(0, screen->geometry().top() - screenGeometry.top(), 0, 0);
if (screen->geometry().intersects(r))
return false;
}
}
return true;
case LXQtPanel::PositionBottom:
for (const auto& screen : screens)
{
if (screen->geometry().bottom() > screenGeometry.bottom())
{
QRect r = screenGeometry.adjusted(0, 0, 0, screen->geometry().bottom() - screenGeometry.bottom());
if (screen->geometry().intersects(r))
return false;
}
}
return true;
case LXQtPanel::PositionLeft:
for (const auto& screen : screens)
{
if (screen->geometry().left() < screenGeometry.left())
{
QRect r = screenGeometry.adjusted(screen->geometry().left() - screenGeometry.left(), 0, 0, 0);
if (screen->geometry().intersects(r))
return false;
}
}
return true;
case LXQtPanel::PositionRight:
for (const auto& screen : screens)
{
if (screen->geometry().right() > screenGeometry.right())
{
QRect r = screenGeometry.adjusted(0, 0, screen->geometry().right() - screenGeometry.right(), 0);
if (screen->geometry().intersects(r))
return false;
}
}
return true;
}
}
return false;
}
/************************************************
************************************************/
int LXQtPanel::findAvailableScreen(LXQtPanel::Position position)
{
int current = mScreenNum;
for (int i = current; i < QApplication::screens().size(); ++i)
if (canPlacedOn(i, position))
return i;
for (int i = 0; i < current; ++i)
if (canPlacedOn(i, position))
return i;
return 0;
}
/************************************************
************************************************/
void LXQtPanel::showConfigDialog()
{
if (mConfigDialog.isNull())
mConfigDialog = new ConfigPanelDialog(this, nullptr /*make it top level window*/);
mConfigDialog->showConfigPlacementPage();
mStandaloneWindows->observeWindow(mConfigDialog.data());
mConfigDialog->show();
mConfigDialog->raise();
mConfigDialog->activateWindow();
WId wid = mConfigDialog->windowHandle()->winId();
KX11Extras::activateWindow(wid);
KX11Extras::setOnDesktop(wid, KX11Extras::currentDesktop());
}
/************************************************
************************************************/
void LXQtPanel::showAddPluginDialog()
{
if (mConfigDialog.isNull())
mConfigDialog = new ConfigPanelDialog(this, nullptr /*make it top level window*/);
mConfigDialog->showConfigPluginsPage();
mStandaloneWindows->observeWindow(mConfigDialog.data());
mConfigDialog->show();
mConfigDialog->raise();
mConfigDialog->activateWindow();
WId wid = mConfigDialog->windowHandle()->winId();
KX11Extras::activateWindow(wid);
KX11Extras::setOnDesktop(wid, KX11Extras::currentDesktop());
}
/************************************************
************************************************/
void LXQtPanel::updateStyleSheet()
{
// NOTE: This is a workaround for Qt >= 5.13, which might not completely
// update the style sheet (especially positioned backgrounds of plugins
// with NeedsHandle="true") if it is not reset first.
setStyleSheet(QString());
QStringList sheet;
sheet << QStringLiteral("Plugin > QAbstractButton, LXQtTray { qproperty-iconSize: %1px %1px; }").arg(mIconSize);
sheet << QStringLiteral("Plugin > * > QAbstractButton, TrayIcon { qproperty-iconSize: %1px %1px; }").arg(mIconSize);
if (mFontColor.isValid())
sheet << QString(QStringLiteral("Plugin * { color: ") + mFontColor.name() + QStringLiteral("; }"));
if (mBackgroundColor.isValid())
{
QString color = QStringLiteral("%1, %2, %3, %4")
.arg(mBackgroundColor.red())
.arg(mBackgroundColor.green())
.arg(mBackgroundColor.blue())
.arg((float) mOpacity / 100);
sheet << QString(QStringLiteral("LXQtPanel #BackgroundWidget { background-color: rgba(") + color + QStringLiteral("); }"));
}
if (QFileInfo::exists(mBackgroundImage))
sheet << QString(QStringLiteral("LXQtPanel #BackgroundWidget { background-image: url('") + mBackgroundImage + QStringLiteral("');}"));
setStyleSheet(sheet.join(QStringLiteral("\n")));
}
/************************************************
************************************************/
void LXQtPanel::setPanelSize(int value, bool save)
{
if (mPanelSize != value)
{
mPanelSize = value;
realign();
if (save)
saveSettings(true);
}
}
/************************************************
************************************************/
void LXQtPanel::setIconSize(int value, bool save)
{
if (mIconSize != value)
{
mIconSize = value;
updateStyleSheet();
mLayout->setLineSize(mIconSize);
if (save)
saveSettings(true);
realign();
}
}
/************************************************
************************************************/
void LXQtPanel::setLineCount(int value, bool save)
{
if (mLineCount != value)
{
mLineCount = value;
mLayout->setEnabled(false);
mLayout->setLineCount(mLineCount);
mLayout->setEnabled(true);
if (save)
saveSettings(true);
realign();
}
}
/************************************************
************************************************/
void LXQtPanel::setLength(int length, bool inPercents, bool save)
{
if (mLength == length &&
mLengthInPercents == inPercents)
return;
mLength = length;
mLengthInPercents = inPercents;
if (save)
saveSettings(true);
realign();
}
/************************************************
************************************************/
void LXQtPanel::setPosition(int screen, ILXQtPanel::Position position, bool save)
{
if (mScreenNum == screen &&
mPosition == position)
return;
mActualScreenNum = screen;
mPosition = position;
mLayout->setPosition(mPosition);
if (save)
{
mScreenNum = screen;
saveSettings(true);
}
// Qt 5 adds a new class QScreen and add API for setting the screen of a QWindow.
// so we had better use it. However, without this, our program should still work
// as long as XRandR is used. Since XRandR combined all screens into a large virtual desktop
// every screen and their virtual siblings are actually on the same virtual desktop.
// So things still work if we don't set the screen correctly, but this is not the case
// for other backends, such as the upcoming wayland support. Hence it's better to set it.
if(windowHandle())
{
// QScreen* newScreen = qApp->screens().at(screen);
// QScreen* oldScreen = windowHandle()->screen();
// const bool shouldRecreate = windowHandle()->handle() && !(oldScreen && oldScreen->virtualSiblings().contains(newScreen));
// Q_ASSERT(shouldRecreate == false);
// NOTE: When you move a window to another screen, Qt 5 might recreate the window as needed
// But luckily, this never happen in XRandR, so Qt bug #40681 is not triggered here.
// (The only exception is when the old screen is destroyed, Qt always re-create the window and
// this corner case triggers #40681.)
// When using other kind of multihead settings, such as Xinerama, this might be different and
// unless Qt developers can fix their bug, we have no way to workaround that.
if (mLayerWindow)
{
// WARNING: An already visible window is not shown on a new screen under Wayland.
if (isVisible())
{
hide();
QTimer::singleShot(0, this, &QWidget::show);
}
}
windowHandle()->setScreen(qApp->screens().at(screen));
}
realign();
}
/************************************************
*
************************************************/
void LXQtPanel::setAlignment(Alignment value, bool save)
{
if (mAlignment == value)
return;
mAlignment = value;
if (save)
saveSettings(true);
realign();
}
/************************************************
*
************************************************/
void LXQtPanel::setFontColor(QColor color, bool save)
{
mFontColor = color;
updateStyleSheet();
if (save)
saveSettings(true);
}
/************************************************
************************************************/
void LXQtPanel::setBackgroundColor(QColor color, bool save)
{
mBackgroundColor = color;
updateStyleSheet();
if (save)
saveSettings(true);
}
/************************************************
************************************************/
void LXQtPanel::setBackgroundImage(QString path, bool save)
{
mBackgroundImage = path;
updateStyleSheet();
if (save)
saveSettings(true);
}
/************************************************
*
************************************************/
void LXQtPanel::setOpacity(int opacity, bool save)
{
mOpacity = opacity;
updateStyleSheet();
if (save)
saveSettings(true);
}
/************************************************
*
************************************************/
void LXQtPanel::setReserveSpace(bool reserveSpace, bool save)
{
if (mReserveSpace == reserveSpace)
return;
mReserveSpace = reserveSpace;
if (save)
saveSettings(true);
updateWmStrut();
}
/************************************************
************************************************/
QRect LXQtPanel::globalGeometry() const
{
// panel is the the top-most widget/window, no calculation needed
return geometry();
}
/************************************************
************************************************/
bool LXQtPanel::event(QEvent *event)
{
switch (event->type())
{
case QEvent::ContextMenu:
showPopupMenu(static_cast<QContextMenuEvent *>(event)->globalPos());
break;
case QEvent::LayoutRequest:
emit realigned();
break;
case QEvent::WinIdChange:
{
if(qGuiApp->nativeInterface<QNativeInterface::QX11Application>())
{
// qDebug() << "WinIdChange" << hex << effectiveWinId();
if(effectiveWinId() == 0)
break;
// Sometimes Qt needs to re-create the underlying window of the widget and
// the winId() may be changed at runtime. So we need to reset all X11 properties
// when this happens.
qDebug() << "WinIdChange" << Qt::hex << effectiveWinId() << "handle" << windowHandle() << windowHandle()->screen();
// Qt::WA_X11NetWmWindowTypeDock becomes ineffective in Qt 5
// See QTBUG-39887: https://bugreports.qt-project.org/browse/QTBUG-39887
// Let's use KWindowSystem for that
KX11Extras::setType(effectiveWinId(), NET::Dock);
updateWmStrut(); // reserve screen space for the panel
KX11Extras::setOnAllDesktops(effectiveWinId(), true);
}
break;
}
case QEvent::DragEnter:
dynamic_cast<QDropEvent *>(event)->setDropAction(Qt::IgnoreAction);
event->accept();
#if __cplusplus >= 201703L
[[fallthrough]];
#endif
// fall through
case QEvent::Enter:
mShowDelayTimer.start();
break;
case QEvent::Leave:
case QEvent::DragLeave:
mShowDelayTimer.stop();
hidePanel();
break;
#if (QT_VERSION >= QT_VERSION_CHECK(6,8,0))
case QEvent::Paint:
// NOTE: Starting from Qt 6.8.0, random artifacts are possible in
// translucent windows under Wayland. This a workaround.
if (QGuiApplication::platformName() == QStringLiteral("wayland"))
{
QPainter p(this);
p.setClipRegion(static_cast<QPaintEvent*>(event)->region());
auto origMode = p.compositionMode();
p.setCompositionMode(QPainter::CompositionMode_Clear);
p.fillRect(rect(), Qt::transparent);
p.setCompositionMode(origMode);
}
break;
#endif
default:
break;
}
return QFrame::event(event);
}
/************************************************
************************************************/
void LXQtPanel::showEvent(QShowEvent *event)
{
QFrame::showEvent(event);
realign();
}
/************************************************
************************************************/
void LXQtPanel::showPopupMenu(const QPoint& cursorPos, Plugin *plugin)
{
PopupMenu * menu = new PopupMenu(tr("Panel"), this);
menu->setAttribute(Qt::WA_DeleteOnClose);
menu->setIcon(XdgIcon::fromTheme(QStringLiteral("configure-toolbars")));
// Plugin Menu ..............................
if (plugin)
{
QMenu *m = plugin->popupMenu();
if (m)
{
menu->addTitle(plugin->windowTitle());
const auto actions = m->actions();
for (auto const & action : actions)
{
action->setParent(menu);
action->setDisabled(mLockPanel);
menu->addAction(action);
}
delete m;
}
}
// Panel menu ...............................
menu->addTitle(QIcon(), tr("Panel"));
menu->addAction(XdgIcon::fromTheme(QLatin1String("configure")),
tr("Configure Panel"),
this, &LXQtPanel::showConfigDialog
)->setDisabled(mLockPanel);
menu->addAction(XdgIcon::fromTheme(QStringLiteral("preferences-plugin")),
tr("Manage Widgets"),
this, &LXQtPanel::showAddPluginDialog
)->setDisabled(mLockPanel);
LXQtPanelApplication *a = reinterpret_cast<LXQtPanelApplication*>(qApp);
menu->addAction(XdgIcon::fromTheme(QLatin1String("list-add")),
tr("Add New Panel"),
a, &LXQtPanelApplication::addNewPanel
);
if (a->count() > 1)
{
menu->addAction(XdgIcon::fromTheme(QLatin1String("list-remove")),
tr("Remove Panel", "Menu Item"),
this, &LXQtPanel::userRequestForDeletion
)->setDisabled(mLockPanel);
}
QAction * act_lock = menu->addAction(tr("Lock This Panel"));
act_lock->setCheckable(true);
act_lock->setChecked(mLockPanel);
connect(act_lock, &QAction::triggered, this, [this] { mLockPanel = !mLockPanel; saveSettings(false); });
#ifdef DEBUG
menu->addSeparator();
menu->addAction("Exit (debug only)", qApp, &QApplication::quit);
#endif
/* Note: in multihead & multipanel setup the QMenu::popup/exec places the window
* sometimes wrongly (it seems that this bug is somehow connected to misinterpretation
* of QDesktopWidget::availableGeometry)
*/
menu->setGeometry(calculatePopupWindowPos(cursorPos, menu->sizeHint()));
willShowWindow(menu);
menu->show();
}
Plugin* LXQtPanel::findPlugin(const ILXQtPanelPlugin* iPlugin) const
{
const auto plugins = mPlugins->plugins();
for (auto const & plug : plugins)
if (plug->iPlugin() == iPlugin)
return plug;
return nullptr;
}
/************************************************
************************************************/
QRect LXQtPanel::calculatePopupWindowPos(QPoint const & absolutePos, QSize const & windowSize) const
{
// Using of anchors makes coordinates be absolute under some Wayland compositors.
// Therefore, to cover both X11 and Wayland, we first use the local coordinates
// and then map them to the global coordinates.
QPoint localPos = mapFromGlobal(absolutePos);
int x = localPos.x(), y = localPos.y();
switch (position())
{
case ILXQtPanel::PositionTop:
y = mGeometry.height();
break;
case ILXQtPanel::PositionBottom:
y = -windowSize.height();
break;
case ILXQtPanel::PositionLeft:
x = mGeometry.width();
break;
case ILXQtPanel::PositionRight:
x = -windowSize.width();
break;
}
QRect res(mapToGlobal(QPoint(x, y)), windowSize);
if (qGuiApp->nativeInterface<QNativeInterface::QWaylandApplication>())
return res;
QRect panelScreen;
const auto screens = QApplication::screens();
if (mActualScreenNum < screens.size())
panelScreen = screens.at(mActualScreenNum)->geometry();
// NOTE: We cannot use AvailableGeometry() which returns the work area here because when in a
// multihead setup with different resolutions. In this case, the size of the work area is limited
// by the smallest monitor and may be much smaller than the current screen and we will place the
// menu at the wrong place. This is very bad for UX. So let's use the full size of the screen.
if (res.right() > panelScreen.right())
res.moveRight(panelScreen.right());
if (res.bottom() > panelScreen.bottom())
res.moveBottom(panelScreen.bottom());
if (res.left() < panelScreen.left())
res.moveLeft(panelScreen.left());
if (res.top() < panelScreen.top())
res.moveTop(panelScreen.top());
return res;
}
/************************************************
************************************************/
QRect LXQtPanel::calculatePopupWindowPos(const ILXQtPanelPlugin *plugin, const QSize &windowSize) const
{
Plugin *panel_plugin = findPlugin(plugin);
if (nullptr == panel_plugin)
{
qWarning() << Q_FUNC_INFO << "Wrong logic? Unable to find Plugin* for" << plugin << "known plugins follow...";
const auto plugins = mPlugins->plugins();
for (auto const & plug : plugins)
qWarning() << plug->iPlugin() << plug;
return QRect();
}
// Note: assuming there are not contentMargins around the "BackgroundWidget" (LXQtPanelWidget)
return calculatePopupWindowPos(mapToGlobal(panel_plugin->geometry().topLeft()), windowSize);
}
/************************************************
************************************************/
void LXQtPanel::willShowWindow(QWidget * w)
{
mStandaloneWindows->observeWindow(w);
}
/************************************************
************************************************/
void LXQtPanel::pluginFlagsChanged(const ILXQtPanelPlugin * /*plugin*/)
{
mLayout->rebuild();
}
/************************************************
************************************************/
QString LXQtPanel::qssPosition() const
{
return positionToStr(position());
}
/************************************************
************************************************/
void LXQtPanel::pluginMoved(Plugin * plug)
{
//get new position of the moved plugin
bool found{false};
QString plug_is_before;
for (int i=0; i<mLayout->count(); ++i)
{
Plugin *plugin = qobject_cast<Plugin*>(mLayout->itemAt(i)->widget());
if (plugin)
{
if (found)
{
//we found our plugin in previous cycle -> is before this (or empty as last)
plug_is_before = plugin->settingsGroup();
break;
} else
found = (plug == plugin);
}
}
mPlugins->movePlugin(plug, plug_is_before);
}
/************************************************
************************************************/
void LXQtPanel::userRequestForDeletion()
{
const QMessageBox::StandardButton ret
= QMessageBox::warning(this, tr("Remove Panel", "Dialog Title") ,
tr("Removing a panel can not be undone.\nDo you want to remove this panel?"),
QMessageBox::Yes | QMessageBox::No);
if (ret != QMessageBox::Yes) {
return;
}
mSettings->beginGroup(mConfigGroup);
const QStringList plugins = mSettings->value(QStringLiteral("plugins")).toStringList();
mSettings->endGroup();
for(const QString& i : plugins)
if (!i.isEmpty())
mSettings->remove(i);
mSettings->remove(mConfigGroup);
emit deletedByUser(this);
}
bool LXQtPanel::isPanelOverlapped() const
{
LXQtPanelApplication *a = reinterpret_cast<LXQtPanelApplication*>(qApp);
//TODO: calculate geometry on wayland
QRect area = mGeometry;
return a->getWMBackend()->isAreaOverlapped(area);
}
void LXQtPanel::showPanel(bool animate)
{
if (mHidable)
{
mHideTimer.stop();
if (mHidden)
{
mHidden = false;
setPanelGeometry(mAnimationTime > 0 && animate);
}
}
}
void LXQtPanel::hidePanel()
{
if (mHidable && !mHidden
&& !mStandaloneWindows->isAnyWindowShown())
{
mHideTimer.start();
}
}
void LXQtPanel::hidePanelWork()
{
if (!testAttribute(Qt::WA_UnderMouse))
{
if (!mStandaloneWindows->isAnyWindowShown())
{
if (!mHideOnOverlap || isPanelOverlapped())
{
mHidden = true;
setPanelGeometry(mAnimationTime > 0);
}
}
else
{
mHideTimer.start();
}
}
}
void LXQtPanel::setHidable(bool hidable, bool save)
{
if (mHidable == hidable)
return;
mHidable = hidable;
if (save)
saveSettings(true);
realign();
}
void LXQtPanel::setVisibleMargin(bool visibleMargin, bool save)
{
if (mVisibleMargin == visibleMargin)
return;
mVisibleMargin = visibleMargin;
if (save)
saveSettings(true);
realign();
}
void LXQtPanel::setHideOnOverlap(bool hideOnOverlap, bool save)
{
if (mHideOnOverlap == hideOnOverlap)
return;
mHideOnOverlap = hideOnOverlap;
if (save)
saveSettings(true);
realign();
}
void LXQtPanel::setAnimationTime(int animationTime, bool save)
{
if (mAnimationTime == animationTime)
return;
mAnimationTime = animationTime;
if (save)
saveSettings(true);
}
void LXQtPanel::setShowDelay(int showDelay, bool save)
{
if (mShowDelayTimer.interval() == showDelay)
return;
mShowDelayTimer.setInterval(showDelay);
if (save)
saveSettings(true);
}
QString LXQtPanel::iconTheme() const
{
return mSettings->value(QStringLiteral("iconTheme")).toString();
}
void LXQtPanel::setIconTheme(const QString& iconTheme)
{
LXQtPanelApplication *a = reinterpret_cast<LXQtPanelApplication*>(qApp);
a->setIconTheme(iconTheme);
}
void LXQtPanel::updateConfigDialog() const
{
if (!mConfigDialog.isNull() && mConfigDialog->isVisible())
{
mConfigDialog->updateIconThemeSettings();
const QList<QWidget*> widgets = mConfigDialog->findChildren<QWidget*>();
for (QWidget *widget : widgets)
widget->update();
}
}
bool LXQtPanel::isPluginSingletonAndRunning(QString const & pluginId) const
{
Plugin const * plugin = mPlugins->pluginByID(pluginId);
if (nullptr == plugin)
return false;
else
return plugin->iPlugin()->flags().testFlag(ILXQtPanelPlugin::SingleInstance);
}
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