Differential D22034 Diff 62268 components/containmentlayoutmanager/appletcontainer.cpp

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components/containmentlayoutmanager/appletcontainer.cpp

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1​/*
2​ * Copyright 2019 by Marco Martin <mart@kde.org>
3​ *
4​ * This program is free software; you can redistribute it and/or modify
5​ * it under the terms of the GNU Library General Public License as
6​ * published by the Free Software Foundation; either version 2, or
7​ * (at your option) any later version.
8​ *
9​ * This program is distributed in the hope that it will be useful,
10​ * but WITHOUT ANY WARRANTY; without even the implied warranty of
11​ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12​ * GNU Library General Public License for more details
13​ *
14​ * You should have received a copy of the GNU Library General Public
15​ * License along with this program; if not, write to the
16​ * Free Software Foundation, Inc.,
17​ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18​ *
19​ */
20​
21​#include "appletcontainer.h"
22​
23​#include <QQmlEngine>
24​#include <QQmlContext>
25​
26​#include <Plasma/Applet>
27​#include <PlasmaQuick/AppletQuickItem>
28​
29​AppletContainer::AppletContainer(QQuickItem *parent)
30​ : ItemContainer(parent)
31​{
32​ connect(this, &AppletContainer::contentItemChanged, this, [this]() {
33​ if (m_appletItem) {
davidedmundsonUnsubmitted
Done

How do we know this happens after the busy component is set?

davidedmundson: How do we know this happens after the busy component is set?
34​ disconnect(m_appletItem->applet(), &Plasma::Applet::busyChanged, this, nullptr);
35​ }
36​ m_appletItem = qobject_cast<PlasmaQuick::AppletQuickItem *>(contentItem());
37​
38​ connectBusyIndicator();
39​
40​ emit appletChanged();
41​ });
42​}
43​
44​AppletContainer::~AppletContainer()
45​{
46​}
47​
48​void AppletContainer::componentComplete()
49​{
50​ connectBusyIndicator();
51​ ItemContainer::componentComplete();
52​}
53​
54​PlasmaQuick::AppletQuickItem *AppletContainer::applet()
55​{
56​ return m_appletItem;
57​}
58​
59​QQmlComponent *AppletContainer::busyIndicatorComponent() const
60​{
61​ return m_busyIndicatorComponent;
62​}
63​
64​void AppletContainer::setBusyIndicatorComponent(QQmlComponent *component)
65​{
66​ if (m_busyIndicatorComponent == component) {
67​ return;
68​ }
69​
70​ m_busyIndicatorComponent = component;
71​
72​ if (m_busyIndicatorItem) {
73​ m_busyIndicatorItem->deleteLater();
74​ m_busyIndicatorItem = nullptr;
75​ }
76​
77​ emit busyIndicatorComponentChanged();
78​}
79​
80​void AppletContainer::connectBusyIndicator()
81​{
82​ if (m_appletItem && !m_busyIndicatorItem) {
83​ Q_ASSERT(m_appletItem->applet());
84​ connect(m_appletItem->applet(), &Plasma::Applet::busyChanged, this, [this] () {
85​ if (!m_busyIndicatorComponent || !m_appletItem->applet()->isBusy() || m_busyIndicatorItem) {
86​ return;
87​ }
88​
89​ QQmlContext *context = QQmlEngine::contextForObject(this);
90​ Q_ASSERT(context);
91​ QObject *instance = m_busyIndicatorComponent->beginCreate(context);
92​ m_busyIndicatorItem = qobject_cast<QQuickItem *>(instance);
93​
94​ if (!m_busyIndicatorItem) {
95​ qWarning() << "Error: busyIndicatorComponent not of Item type";
96​ if (instance) {
97​ instance->deleteLater();
98​ }
99​ return;
100​ }
101​
102​ m_busyIndicatorItem->setParentItem(this);
103​ m_busyIndicatorItem->setZ(999);
104​ m_busyIndicatorComponent->completeCreate();
105​ });
106​ }
107​}
108​
109​#include "moc_appletcontainer.cpp"