kwin/kcmkwin/kwindecoration/declarative-plugin/previewsettings.cpp

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/*
2020-08-02 22:22:19 +00:00
SPDX-FileCopyrightText: 2014 Martin Gräßlin <mgraesslin@kde.org>
SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
*/
#include "previewsettings.h"
#include "previewbridge.h"
#include "buttonsmodel.h"
#include <KLocalizedString>
#include <QFontDatabase>
namespace KDecoration2
{
namespace Preview
{
BorderSizesModel::BorderSizesModel(QObject *parent)
: QAbstractListModel(parent)
{
}
BorderSizesModel::~BorderSizesModel() = default;
QVariant BorderSizesModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid() || index.row() < 0 || index.row() >= m_borders.count() || index.column() != 0) {
return QVariant();
}
if (role != Qt::DisplayRole && role != Qt::UserRole) {
return QVariant();
}
return QVariant::fromValue<BorderSize>(m_borders.at(index.row()));
}
int BorderSizesModel::rowCount(const QModelIndex &parent) const
{
if (parent.isValid()) {
return 0;
}
return m_borders.count();
}
QHash< int, QByteArray > BorderSizesModel::roleNames() const
{
QHash<int, QByteArray> roles;
roles.insert(Qt::DisplayRole, QByteArrayLiteral("display"));
return roles;
}
PreviewSettings::PreviewSettings(DecorationSettings *parent)
: QObject()
, DecorationSettingsPrivate(parent)
, m_alphaChannelSupported(true)
, m_onAllDesktopsAvailable(true)
, m_closeOnDoubleClick(false)
, m_leftButtons(new ButtonsModel(QVector<DecorationButtonType>({
DecorationButtonType::Menu,
DecorationButtonType::ApplicationMenu,
DecorationButtonType::OnAllDesktops
}), this))
, m_rightButtons(new ButtonsModel(QVector<DecorationButtonType>({
DecorationButtonType::ContextHelp,
DecorationButtonType::Minimize,
DecorationButtonType::Maximize,
DecorationButtonType::Close
}), this))
, m_availableButtons(new ButtonsModel(QVector<DecorationButtonType>({
DecorationButtonType::Menu,
DecorationButtonType::ApplicationMenu,
DecorationButtonType::OnAllDesktops,
DecorationButtonType::Minimize,
DecorationButtonType::Maximize,
DecorationButtonType::Close,
DecorationButtonType::ContextHelp,
DecorationButtonType::Shade,
DecorationButtonType::KeepBelow,
DecorationButtonType::KeepAbove
}), this))
, m_borderSizes(new BorderSizesModel(this))
, m_borderSize(int(BorderSize::Normal))
, m_font(QFontDatabase::systemFont(QFontDatabase::TitleFont))
{
connect(this, &PreviewSettings::alphaChannelSupportedChanged, parent, &DecorationSettings::alphaChannelSupportedChanged);
connect(this, &PreviewSettings::onAllDesktopsAvailableChanged, parent, &DecorationSettings::onAllDesktopsAvailableChanged);
connect(this, &PreviewSettings::closeOnDoubleClickOnMenuChanged, parent, &DecorationSettings::closeOnDoubleClickOnMenuChanged);
connect(this, &PreviewSettings::fontChanged, parent, &DecorationSettings::fontChanged);
auto updateLeft = [this, parent]() {
parent->decorationButtonsLeftChanged(decorationButtonsLeft());
};
auto updateRight = [this, parent]() {
parent->decorationButtonsRightChanged(decorationButtonsRight());
};
connect(m_leftButtons, &QAbstractItemModel::rowsRemoved, this, updateLeft);
connect(m_leftButtons, &QAbstractItemModel::rowsMoved, this, updateLeft);
connect(m_leftButtons, &QAbstractItemModel::rowsInserted, this, updateLeft);
connect(m_rightButtons, &QAbstractItemModel::rowsRemoved, this, updateRight);
connect(m_rightButtons, &QAbstractItemModel::rowsMoved, this, updateRight);
connect(m_rightButtons, &QAbstractItemModel::rowsInserted, this, updateRight);
}
PreviewSettings::~PreviewSettings() = default;
QAbstractItemModel *PreviewSettings::availableButtonsModel() const
{
return m_availableButtons;
}
QAbstractItemModel *PreviewSettings::leftButtonsModel() const
{
return m_leftButtons;
}
QAbstractItemModel *PreviewSettings::rightButtonsModel() const
{
return m_rightButtons;
}
bool PreviewSettings::isAlphaChannelSupported() const
{
return m_alphaChannelSupported;
}
bool PreviewSettings::isOnAllDesktopsAvailable() const
{
return m_onAllDesktopsAvailable;
}
void PreviewSettings::setAlphaChannelSupported(bool supported)
{
if (m_alphaChannelSupported == supported) {
return;
}
m_alphaChannelSupported = supported;
emit alphaChannelSupportedChanged(m_alphaChannelSupported);
}
void PreviewSettings::setOnAllDesktopsAvailable(bool available)
{
if (m_onAllDesktopsAvailable == available) {
return;
}
m_onAllDesktopsAvailable = available;
emit onAllDesktopsAvailableChanged(m_onAllDesktopsAvailable);
}
void PreviewSettings::setCloseOnDoubleClickOnMenu(bool enabled)
{
if (m_closeOnDoubleClick == enabled) {
return;
}
m_closeOnDoubleClick = enabled;
emit closeOnDoubleClickOnMenuChanged(enabled);
}
QVector< DecorationButtonType > PreviewSettings::decorationButtonsLeft() const
{
return m_leftButtons->buttons();
}
QVector< DecorationButtonType > PreviewSettings::decorationButtonsRight() const
{
return m_rightButtons->buttons();
}
void PreviewSettings::addButtonToLeft(int row)
{
QModelIndex index = m_availableButtons->index(row);
if (!index.isValid()) {
return;
}
m_leftButtons->add(index.data(Qt::UserRole).value<DecorationButtonType>());
}
void PreviewSettings::addButtonToRight(int row)
{
QModelIndex index = m_availableButtons->index(row);
if (!index.isValid()) {
return;
}
m_rightButtons->add(index.data(Qt::UserRole).value<DecorationButtonType>());
}
void PreviewSettings::setBorderSizesIndex(int index)
{
if (m_borderSize == index) {
return;
}
m_borderSize = index;
emit borderSizesIndexChanged(index);
emit decorationSettings()->borderSizeChanged(borderSize());
}
BorderSize PreviewSettings::borderSize() const
{
return m_borderSizes->index(m_borderSize).data(Qt::UserRole).value<BorderSize>();
}
void PreviewSettings::setFont(const QFont &font)
{
if (m_font == font) {
return;
}
m_font = font;
emit fontChanged(m_font);
}
Settings::Settings(QObject *parent)
: QObject(parent)
{
connect(this, &Settings::bridgeChanged, this, &Settings::createSettings);
}
Settings::~Settings() = default;
void Settings::setBridge(PreviewBridge *bridge)
{
if (m_bridge == bridge) {
return;
}
m_bridge = bridge;
emit bridgeChanged();
}
PreviewBridge *Settings::bridge() const
{
return m_bridge.data();
}
void Settings::createSettings()
{
if (m_bridge.isNull()) {
m_settings.clear();
} else {
m_settings = QSharedPointer<KDecoration2::DecorationSettings>::create(m_bridge.data());
m_previewSettings = m_bridge->lastCreatedSettings();
m_previewSettings->setBorderSizesIndex(m_borderSize);
connect(this, &Settings::borderSizesIndexChanged, m_previewSettings, &PreviewSettings::setBorderSizesIndex);
}
emit settingsChanged();
}
QSharedPointer<DecorationSettings> Settings::settings() const
{
return m_settings;
}
DecorationSettings *Settings::settingsPointer() const
{
return m_settings.data();
}
void Settings::setBorderSizesIndex(int index)
{
if (m_borderSize == index) {
return;
}
m_borderSize = index;
emit borderSizesIndexChanged(m_borderSize);
}
}
}