2022-04-02 18:24:21 +05:00

156 lines
4.4 KiB
C++

/*
SPDX-FileCopyrightText: 2019 Marco Martin <mart@kde.org>
SPDX-License-Identifier: LGPL-2.0-or-later
*/
#include "appletcontainer.h"
#include "containmentlayoutmanager_debug.h"
#include <QQmlContext>
#include <QQmlEngine>
#include <Plasma/Applet>
#include <PlasmaQuick/AppletQuickItem>
AppletContainer::AppletContainer(QQuickItem *parent)
: ItemContainer(parent)
{
connect(this, &AppletContainer::contentItemChanged, this, [this]() {
if (m_appletItem) {
disconnect(m_appletItem->applet(), &Plasma::Applet::busyChanged, this, nullptr);
}
m_appletItem = qobject_cast<PlasmaQuick::AppletQuickItem *>(contentItem());
connectBusyIndicator();
connectConfigurationRequired();
Q_EMIT appletChanged();
});
}
AppletContainer::~AppletContainer()
{
}
void AppletContainer::componentComplete()
{
connectBusyIndicator();
connectConfigurationRequired();
ItemContainer::componentComplete();
}
PlasmaQuick::AppletQuickItem *AppletContainer::applet()
{
return m_appletItem;
}
QQmlComponent *AppletContainer::busyIndicatorComponent() const
{
return m_busyIndicatorComponent;
}
void AppletContainer::setBusyIndicatorComponent(QQmlComponent *component)
{
if (m_busyIndicatorComponent == component) {
return;
}
m_busyIndicatorComponent = component;
if (m_busyIndicatorItem) {
m_busyIndicatorItem->deleteLater();
m_busyIndicatorItem = nullptr;
}
Q_EMIT busyIndicatorComponentChanged();
}
void AppletContainer::connectBusyIndicator()
{
if (m_appletItem && !m_busyIndicatorItem) {
Q_ASSERT(m_appletItem->applet());
connect(m_appletItem->applet(), &Plasma::Applet::busyChanged, this, [this]() {
if (!m_busyIndicatorComponent || !m_appletItem->applet()->isBusy() || m_busyIndicatorItem) {
return;
}
QQmlContext *context = QQmlEngine::contextForObject(this);
Q_ASSERT(context);
QObject *instance = m_busyIndicatorComponent->beginCreate(context);
m_busyIndicatorItem = qobject_cast<QQuickItem *>(instance);
if (!m_busyIndicatorItem) {
qCWarning(CONTAINMENTLAYOUTMANAGER_DEBUG) << "Error: busyIndicatorComponent not of Item type";
if (instance) {
instance->deleteLater();
}
return;
}
m_busyIndicatorItem->setParentItem(this);
m_busyIndicatorItem->setZ(999);
m_busyIndicatorComponent->completeCreate();
});
}
}
QQmlComponent *AppletContainer::configurationRequiredComponent() const
{
return m_configurationRequiredComponent;
}
void AppletContainer::setConfigurationRequiredComponent(QQmlComponent *component)
{
if (m_configurationRequiredComponent == component) {
return;
}
m_configurationRequiredComponent = component;
if (m_configurationRequiredItem) {
m_configurationRequiredItem->deleteLater();
m_configurationRequiredItem = nullptr;
}
Q_EMIT configurationRequiredComponentChanged();
}
void AppletContainer::connectConfigurationRequired()
{
if (m_appletItem && !m_configurationRequiredItem) {
Q_ASSERT(m_appletItem->applet());
auto syncConfigRequired = [this]() {
if (!m_configurationRequiredComponent || !m_appletItem->applet()->configurationRequired() || m_configurationRequiredItem) {
return;
}
QQmlContext *context = QQmlEngine::contextForObject(this);
Q_ASSERT(context);
QObject *instance = m_configurationRequiredComponent->beginCreate(context);
m_configurationRequiredItem = qobject_cast<QQuickItem *>(instance);
if (!m_configurationRequiredItem) {
qCWarning(CONTAINMENTLAYOUTMANAGER_DEBUG) << "Error: configurationRequiredComponent not of Item type";
if (instance) {
instance->deleteLater();
}
return;
}
m_configurationRequiredItem->setParentItem(this);
m_configurationRequiredItem->setZ(998);
m_configurationRequiredComponent->completeCreate();
};
connect(m_appletItem->applet(), &Plasma::Applet::configurationRequiredChanged, this, syncConfigRequired);
if (m_appletItem->applet()->configurationRequired()) {
syncConfigRequired();
}
}
}
#include "moc_appletcontainer.cpp"