kwin/plugins/windowsystem/windoweffects.cpp
2020-08-07 19:57:56 +00:00

140 lines
3.5 KiB
C++

/*
SPDX-FileCopyrightText: 2019 Martin Flöser <mgraesslin@kde.org>
SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
*/
#include "windoweffects.h"
#include "effect_builtins.h"
#include "../../effects.h"
#include <QGuiApplication>
#include <QWidget>
#include <QWindow>
Q_DECLARE_METATYPE(KWindowEffects::SlideFromLocation)
namespace KWin
{
WindowEffects::WindowEffects()
: QObject(),
KWindowEffectsPrivate()
{
}
WindowEffects::~WindowEffects()
{}
namespace
{
QWindow *findWindow(WId win)
{
const auto windows = qApp->allWindows();
auto it = std::find_if(windows.begin(), windows.end(), [win] (QWindow *w) { return w->winId() == win; });
if (it == windows.end()) {
return nullptr;
}
return *it;
}
}
bool WindowEffects::isEffectAvailable(KWindowEffects::Effect effect)
{
if (!effects) {
return false;
}
auto e = static_cast<EffectsHandlerImpl*>(effects);
switch (effect) {
case KWindowEffects::BackgroundContrast:
return e->isEffectLoaded(BuiltInEffects::nameForEffect(BuiltInEffect::Contrast));
case KWindowEffects::BlurBehind:
return e->isEffectLoaded(BuiltInEffects::nameForEffect(BuiltInEffect::Blur));
case KWindowEffects::Slide:
return e->isEffectLoaded(BuiltInEffects::nameForEffect(BuiltInEffect::SlidingPopups));
default:
// plugin does not provide integration for other effects
return false;
}
}
void WindowEffects::slideWindow(WId id, KWindowEffects::SlideFromLocation location, int offset)
{
auto w = findWindow(id);
if (!w) {
return;
}
w->setProperty("kwin_slide", QVariant::fromValue(location));
w->setProperty("kwin_slide_offset", offset);
}
#if KWINDOWSYSTEM_VERSION <= QT_VERSION_CHECK(5, 61, 0)
void WindowEffects::slideWindow(QWidget *widget, KWindowEffects::SlideFromLocation location)
{
slideWindow(widget->winId(), location, 0);
}
#endif
QList<QSize> WindowEffects::windowSizes(const QList<WId> &ids)
{
Q_UNUSED(ids)
return {};
}
void WindowEffects::presentWindows(WId controller, const QList<WId> &ids)
{
Q_UNUSED(controller)
Q_UNUSED(ids)
}
void WindowEffects::presentWindows(WId controller, int desktop)
{
Q_UNUSED(controller)
Q_UNUSED(desktop)
}
void WindowEffects::highlightWindows(WId controller, const QList<WId> &ids)
{
Q_UNUSED(controller)
Q_UNUSED(ids)
}
void WindowEffects::enableBlurBehind(WId window, bool enable, const QRegion &region)
{
auto w = findWindow(window);
if (!w) {
return;
}
if (enable) {
w->setProperty("kwin_blur", region);
} else {
w->setProperty("kwin_blur", {});
}
}
void WindowEffects::enableBackgroundContrast(WId window, bool enable, qreal contrast, qreal intensity, qreal saturation, const QRegion &region)
{
auto w = findWindow(window);
if (!w) {
return;
}
if (enable) {
w->setProperty("kwin_background_region", region);
w->setProperty("kwin_background_contrast", contrast);
w->setProperty("kwin_background_intensity", intensity);
w->setProperty("kwin_background_saturation", saturation);
} else {
w->setProperty("kwin_background_region", {});
w->setProperty("kwin_background_contrast", {});
w->setProperty("kwin_background_intensity", {});
w->setProperty("kwin_background_saturation", {});
}
}
#if KWINDOWSYSTEM_BUILD_DEPRECATED_SINCE(5, 67)
void WindowEffects::markAsDashboard(WId window)
{
Q_UNUSED(window)
}
#endif
}