Differential D22034 Diff 61576 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		if (m_appletItem) {
39		Q_ASSERT(m_appletItem->applet());
40		connect(m_appletItem->applet(), &Plasma::Applet::busyChanged, this, [this] () {
41		if (!m_busyIndicatorComponent \|\| !m_appletItem->applet()->isBusy() \|\| m_busyIndicatorItem) {
42		return;
43		}
44
45		QQmlContext *context = QQmlEngine::contextForObject(this);
46		Q_ASSERT(context);
47		QObject *instance = m_busyIndicatorComponent->beginCreate(context);
48		m_busyIndicatorItem = qobject_cast<QQuickItem *>(instance);
49
50		if (!m_busyIndicatorItem) {
51		qWarning() << "Error: busyIndicatorComponent not of Item type";
52		if (instance) {
53		instance->deleteLater();
54		}
55		return;
56		}
57
58		m_busyIndicatorItem->setParentItem(this);
59		m_busyIndicatorItem->setZ(999);
60		m_busyIndicatorComponent->completeCreate();
61		});
62		}
63
64		emit appletChanged();
65		});
66		}
67
68		AppletContainer::~AppletContainer()
69		{
70		}
71
72		PlasmaQuick::AppletQuickItem *AppletContainer::applet()
73		{
74		return m_appletItem;
75		}
76
77		QQmlComponent *AppletContainer::busyIndicatorComponent() const
78		{
79		return m_busyIndicatorComponent;
80		}
81
82		void AppletContainer::setBusyIndicatorComponent(QQmlComponent *component)
83		{
84		if (m_busyIndicatorComponent == component) {
85		return;
86		}
87
88		m_busyIndicatorComponent = component;
89
90		if (m_busyIndicatorItem) {
91		m_busyIndicatorItem->deleteLater();
92		m_busyIndicatorItem = nullptr;
93		}
94
95		emit busyIndicatorComponentChanged();
96		}
97
98		#include "moc_appletcontainer.cpp"