kwin/kcmkwin/kwincompositing/model.cpp
Antonis Tsiapaliokas 67144780bd Create a new QAbstractItemModel for our CompoBox.
In the feature we will need to hanlde some Wayland stuff
so we need our model to be smarter.

Also remove some left overs from the graphics system
2014-04-03 07:23:13 +02:00

393 lines
13 KiB
C++

/**************************************************************************
* KWin - the KDE window manager *
* This file is part of the KDE project. *
* *
* Copyright (C) 2013 Antonis Tsiapaliokas <kok3rs@gmail.com> *
* *
* 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 "model.h"
#include "effectconfig.h"
#include "compositing.h"
#include <KDE/KPluginInfo>
#include <KDE/KService>
#include <KDE/KServiceTypeTrader>
#include <KDE/KSharedConfig>
#include <KDE/KCModuleProxy>
#include <QAbstractItemModel>
#include <QDBusConnection>
#include <QDBusInterface>
#include <QDBusPendingCall>
#include <QDBusMessage>
#include <QHash>
#include <QVariant>
#include <QList>
#include <QString>
#include <QQmlEngine>
#include <QtQml>
#include <QDebug>
namespace KWin {
namespace Compositing {
EffectModel::EffectModel(QObject *parent)
: QAbstractItemModel(parent) {
loadEffects();
}
QHash< int, QByteArray > EffectModel::roleNames() const
{
QHash<int, QByteArray> roleNames;
roleNames[NameRole] = "NameRole";
roleNames[DescriptionRole] = "DescriptionRole";
roleNames[AuthorNameRole] = "AuthorNameRole";
roleNames[AuthorEmailRole] = "AuthorEmailRole";
roleNames[LicenseRole] = "LicenseRole";
roleNames[VersionRole] = "VersionRole";
roleNames[CategoryRole] = "CategoryRole";
roleNames[ServiceNameRole] = "ServiceNameRole";
roleNames[EffectStatusRole] = "EffectStatusRole";
return roleNames;
}
QModelIndex EffectModel::index(int row, int column, const QModelIndex &parent) const
{
if (parent.isValid() || column > 0 || column < 0 || row < 0 || row >= m_effectsList.count()) {
return QModelIndex();
}
return createIndex(row, column);
}
QModelIndex EffectModel::parent(const QModelIndex &child) const
{
Q_UNUSED(child)
return QModelIndex();
}
int EffectModel::columnCount(const QModelIndex &parent) const
{
Q_UNUSED(parent)
return 1;
}
int EffectModel::rowCount(const QModelIndex &parent) const
{
if (parent.isValid()) {
return 0;
}
return m_effectsList.count();
}
QVariant EffectModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid()) {
return QVariant();
}
EffectData currentEffect = m_effectsList.at(index.row());
switch (role) {
case Qt::DisplayRole:
case NameRole:
return m_effectsList.at(index.row()).name;
case DescriptionRole:
return m_effectsList.at(index.row()).description;
case AuthorNameRole:
return m_effectsList.at(index.row()).authorName;
case AuthorEmailRole:
return m_effectsList.at(index.row()).authorEmail;
case LicenseRole:
return m_effectsList.at(index.row()).license;
case VersionRole:
return m_effectsList.at(index.row()).version;
case CategoryRole:
return m_effectsList.at(index.row()).category;
case ServiceNameRole:
return m_effectsList.at(index.row()).serviceName;
case EffectStatusRole:
return m_effectsList.at(index.row()).effectStatus;
default:
return QVariant();
}
}
bool EffectModel::setData(const QModelIndex& index, const QVariant& value, int role)
{
if (!index.isValid())
return QAbstractItemModel::setData(index, value, role);
if (role == EffectModel::EffectStatusRole) {
m_effectsList[index.row()].effectStatus = value.toBool();
const QString effectServiceName = m_effectsList[index.row()].serviceName;
if (effectServiceName == "kwin4_effect_slide") {
handleDesktopSwitching(index.row());
} else if (effectServiceName == "kwin4_effect_fadedesktop") {
handleDesktopSwitching(index.row());
} else if (effectServiceName == "kwin4_effect_cubeslide") {
handleDesktopSwitching(index.row());
}
emit dataChanged(index, index);
return true;
} else if (role == EffectModel::WindowManagementRole) {
bool enabled = value.toBool();
handleWindowManagement(index.row(), enabled);
emit dataChanged(index, index);
return true;
}
return QAbstractItemModel::setData(index, value, role);
}
void EffectModel::loadEffects()
{
EffectData effect;
KConfigGroup kwinConfig(KSharedConfig::openConfig("kwinrc"), "Plugins");
beginResetModel();
KService::List offers = KServiceTypeTrader::self()->query("KWin/Effect");
for(KService::Ptr service : offers) {
const QString effectPluginPath = QStandardPaths::locate(QStandardPaths::GenericDataLocation, "kde5/services/"+ service->entryPath(), QStandardPaths::LocateFile);
KPluginInfo plugin(effectPluginPath);
effect.name = plugin.name();
effect.description = plugin.comment();
effect.authorName = plugin.author();
effect.authorEmail = plugin.email();
effect.license = plugin.license();
effect.version = plugin.version();
effect.category = plugin.category();
effect.serviceName = plugin.pluginName();
effect.effectStatus = kwinConfig.readEntry(effect.serviceName + "Enabled", false);
m_effectsList << effect;
}
qSort(m_effectsList.begin(), m_effectsList.end(), [](const EffectData &a, const EffectData &b) {
return a.category < b.category;
});
m_effectsChanged = m_effectsList;
endResetModel();
}
void EffectModel::handleDesktopSwitching(int row)
{
//Q: Why do we need the handleDesktopSwitching?
//A: Because of the setData, when we enable the effect
//and then we scroll, our model is being updated,
//so the setData is being called again, and as a result
//of that we have multiple effects enabled for the desktop switching.
const QString currentEffect = m_effectsList[row].serviceName;
for (int it = 0; it < m_effectsList.size(); it++) {
EffectData effect = m_effectsList.at(it);
if (effect.serviceName == "kwin4_effect_slide" && currentEffect != effect.serviceName && effect.effectStatus) {
m_effectsList[it].effectStatus = !m_effectsList[it].effectStatus;
} else if (effect.serviceName == "kwin4_effect_cubeslide" && currentEffect != effect.serviceName && effect.effectStatus) {
m_effectsList[it].effectStatus = !m_effectsList[it].effectStatus;
} else if (effect.serviceName == "kwin4_effect_fadedesktop" && currentEffect != effect.serviceName && effect.effectStatus) {
m_effectsList[it].effectStatus = !m_effectsList[it].effectStatus;
}
}
}
void EffectModel::handleWindowManagement(int row, bool enabled)
{
m_effectsList[row].effectStatus = enabled;
}
int EffectModel::findRowByServiceName(const QString &serviceName)
{
for (int it = 0; it < m_effectsList.size(); it++) {
if (m_effectsList.at(it).serviceName == serviceName) {
return it;
}
}
return -1;
}
bool EffectModel::effectListContains(const QString &effectFilter, int source_row)
{
EffectData effect;
effect = m_effectsList.at(source_row);
return effect.name.contains(effectFilter, Qt::CaseInsensitive);
}
void EffectModel::syncEffectsToKWin()
{
QDBusInterface interface(QStringLiteral("org.kde.kwin"), QStringLiteral("/Effects"));
for (int it = 0; it < m_effectsList.size(); it++) {
if (m_effectsList.at(it).effectStatus != m_effectsChanged.at(it).effectStatus) {
if (m_effectsList.at(it).effectStatus) {
interface.asyncCall("loadEffect", m_effectsList.at(it).serviceName);
} else {
interface.asyncCall("unloadEffect", m_effectsList.at(it).serviceName);
}
}
}
m_effectsChanged = m_effectsList;
}
void EffectModel::effectStatus(const QModelIndex &rowIndex, bool effectState)
{
setData(rowIndex, effectState, EffectModel::EffectStatusRole);
}
void EffectModel::syncConfig()
{
KConfigGroup kwinConfig(KSharedConfig::openConfig("kwinrc"), "Plugins");
for (auto it = m_effectsList.begin(); it != m_effectsList.end(); it++) {
EffectData effect = *(it);
bool effectConfigStatus = kwinConfig.readEntry(effect.serviceName + "Enabled", false);
if (effect.effectStatus) {
kwinConfig.writeEntry(effect.serviceName + "Enabled", effect.effectStatus);
} else if (effect.effectStatus != effectConfigStatus) {
kwinConfig.writeEntry(effect.serviceName + "Enabled", effect.effectStatus);
}
}
kwinConfig.sync();
syncEffectsToKWin();
}
void EffectModel::enableWidnowManagement(bool enabled)
{
int desktopGridRow = findRowByServiceName("kwin4_effect_desktopgrid");
const QModelIndex desktopGridIndex = createIndex(desktopGridRow, 0);
setData(desktopGridIndex, enabled, EffectModel::WindowManagementRole);
int dialogParentRow = findRowByServiceName("kwin4_effect_dialogparent");
const QModelIndex dialogParentIndex = createIndex(dialogParentRow, 0);
setData(dialogParentIndex, enabled, EffectModel::WindowManagementRole);
int presentWindowsRow = findRowByServiceName("kwin4_effect_presentwindows");
const QModelIndex presentWindowsIndex = createIndex(presentWindowsRow, 0);
setData(presentWindowsIndex, enabled, EffectModel::WindowManagementRole);
}
EffectFilterModel::EffectFilterModel(QObject *parent)
:QSortFilterProxyModel(parent),
m_effectModel( new EffectModel(this))
{
setSourceModel(m_effectModel);
}
EffectModel *EffectFilterModel::effectModel() const
{
return m_effectModel;
}
const QString &EffectFilterModel::filter() const
{
return m_filter;
}
void EffectFilterModel::setEffectModel(EffectModel *effectModel)
{
if (effectModel == m_effectModel) {
return;
}
m_effectModel = effectModel;
setSourceModel(m_effectModel);
emit effectModelChanged();
}
void EffectFilterModel::setFilter(const QString &filter)
{
if (filter == m_filter) {
return;
}
m_filter = filter;
emit filterChanged();
invalidateFilter();
}
bool EffectFilterModel::filterAcceptsRow(int source_row, const QModelIndex &source_parent) const
{
if (!m_effectModel) {
return false;
}
if (m_filter.isEmpty()) {
return true;
}
QModelIndex index = m_effectModel->index(source_row, 0, source_parent);
if (!index.isValid()) {
return false;
}
QVariant data = index.data();
if (!data.isValid()) {
//An invalid QVariant is valid data
return true;
}
if (m_effectModel->effectListContains(m_filter, source_row)) {
return true;
}
return false;
}
void EffectFilterModel::effectStatus(int rowIndex, bool effectState)
{
const QModelIndex sourceIndex = mapToSource(index(rowIndex, 0));
m_effectModel->effectStatus(sourceIndex, effectState);
}
void EffectFilterModel::syncConfig()
{
m_effectModel->syncConfig();
}
void EffectFilterModel::enableWidnowManagement(bool enabled)
{
m_effectModel->enableWidnowManagement(enabled);
}
EffectView::EffectView(QWindow *parent)
: QQuickView(parent)
{
qmlRegisterType<EffectConfig>("org.kde.kwin.kwincompositing", 1, 0, "EffectConfig");
qmlRegisterType<EffectFilterModel>("org.kde.kwin.kwincompositing", 1, 0, "EffectFilterModel");
qmlRegisterType<Compositing>("org.kde.kwin.kwincompositing", 1, 0, "Compositing");
qmlRegisterType<CompositingType>("org.kde.kwin.kwincompositing", 1, 0, "CompositingType");
init();
}
void EffectView::init()
{
QString mainFile = QStandardPaths::locate(QStandardPaths::DataLocation, "qml/main.qml", QStandardPaths::LocateFile);
setResizeMode(QQuickView::SizeRootObjectToView);
setSource(QUrl(mainFile));
}
}//end namespace Compositing
}//end namespace KWin