Differential D17765 Diff 48080 kcmkwin/common/effectmodel.h

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kcmkwin/common/effectmodel.h

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1​/********************************************************************
2​ KWin - the KDE window manager
3​ This file is part of the KDE project.
4​
5​Copyright (C) 2013 Antonis Tsiapaliokas <kok3rs@gmail.com>
6​Copyright (C) 2018 Vlad Zagorodniy <vladzzag@gmail.com>
7​
8​This program is free software; you can redistribute it and/or modify
9​it under the terms of the GNU General Public License as published by
10​the Free Software Foundation; either version 2 of the License, or
11​(at your option) any later version.
12​
13​This program is distributed in the hope that it will be useful,
14​but WITHOUT ANY WARRANTY; without even the implied warranty of
15​MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16​GNU General Public License for more details.
17​
18​You should have received a copy of the GNU General Public License
19​along with this program. If not, see <http://www.gnu.org/licenses/>.
20​*********************************************************************/
21​
22​#pragma once
23​
24​#include <kwin_export.h>
25​
26​#include <QAbstractItemModel>
27​#include <QString>
28​#include <QUrl>
29​
30​#include <KPluginInfo>
31​#include <KSharedConfig>
32​
33​namespace KWin
34​{
35​
36​class KWIN_EXPORT EffectModel : public QAbstractItemModel
37​{
38​ Q_OBJECT
39​
40​public:
41​ /**
42​ * This enum type is used to specify data roles.
43​ *
44​ * @value NameRole The user-friendly name of the effect.
45​ *
46​ * @value DescriptionRole The description of the effect.
47​ *
48​ * @value AuthorNameRole The name of the effect's author. If there are
49​ * several authors, they will be comma separated.
50​ *
51​ * @value AuthorEmailRole The email of the effect's author. If there are
52​ * several authors, the emails will be comma separated.
53​ *
54​ * @value LicenseRole The license of the effect.
55​ *
56​ * @value VersionRole The version of the effect.
57​ *
58​ * @value CategoryRole The category of the effect.
59​ *
60​ * @value ServiceNameRole The service name(plugin name) of the effect.
61​ *
62​ * @value IconNameRole The icon name of the effect.
63​ *
64​ * @value EffectStatusRole Whether the effect is enabled or disabled.
65​ *
66​ * @value VideoRole The link to a video demonstration of the effect.
67​ *
68​ * @value WebsiteRole The link to the home page of the effect.
69​ *
70​ * @value SupportedRole Whether the effect is supported.
71​ *
72​ * @value ExclusiveRole The exclusive group of the effect.
73​ *
74​ * @value InternalRole Whether the effect is internal.
75​ *
76​ * @value ConfigurableRole Whether effect has a KCM.
77​ *
78​ * @value ScriptedRole Whether the effect is scripted.
79​ *
80​ * @value EnabledByDefaultRole Whether the effect is enabled by default.
81​ **/
82​ enum EffectRoles {
83​ NameRole = Qt::UserRole + 1,
84​ DescriptionRole,
85​ AuthorNameRole,
86​ AuthorEmailRole,
87​ LicenseRole,
88​ VersionRole,
89​ CategoryRole,
90​ ServiceNameRole,
91​ IconNameRole,
92​ EffectStatusRole,
93​ VideoRole,
94​ WebsiteRole,
95​ SupportedRole,
96​ ExclusiveRole,
97​ InternalRole,
98​ ConfigurableRole,
99​ ScriptedRole,
100​ EnabledByDefaultRole
101​ };
102​
103​ /**
104​ * This enum type is used to specify the status of a given effect.
105​ *
106​ * @value Disabled An effect is disabled.
107​ *
108​ * @value EnabledUndeterminded An enable function is used to determine
109​ * whether the effect is enabled. For example, such function can be
110​ * useful to disable the blur effect when running in a virtual machine.
111​ *
112​ * @value Enabled An effect is enabled.
113​ **/
114​ enum class EffectStatus {
115​ Disabled = Qt::Unchecked,
116​ EnabledUndeterminded = Qt::PartiallyChecked,
117​ Enabled = Qt::Checked
118​ };
119​
120​ explicit EffectModel(QObject *parent = nullptr);
121​
122​ // Overrides from QAbstractItemModel.
123​ QHash<int, QByteArray> roleNames() const override;
124​ QModelIndex index(int row, int column, const QModelIndex &parent = {}) const override;
125​ QModelIndex parent(const QModelIndex &child) const override;
126​ int rowCount(const QModelIndex &parent = {}) const override;
127​ int columnCount(const QModelIndex &parent = {}) const override;
128​ QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
129​ bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) override;
130​
131​ /**
132​ * Changes the status of a given effect.
133​ *
134​ * @param rowIndex An effect represented by the given index.
135​ * @param effectState The new state.
136​ * @note In order to actually apply the change, you have to call @p save.
137​ **/
138​ void updateEffectStatus(const QModelIndex &rowIndex, EffectStatus effectState);
139​
140​ /**
141​ * Loads effects.
142​ *
143​ * You have to call this method in order to populate the model.
144​ **/
145​ void load();
146​
147​ /**
148​ * Saves status of each modified effect.
149​ **/
150​ void save();
151​
152​ /**
153​ * Resets the status of each effect to the default state.
154​ *
155​ * @note In order to actually apply the change, you have to call @p save.
156​ **/
157​ void defaults();
158​
159​protected:
160​ struct EffectData {
161​ QString name;
162​ QString description;
163​ QString authorName;
164​ QString authorEmail;
165​ QString license;
166​ QString version;
167​ QString untranslatedCategory;
168​ QString category;
169​ QString serviceName;
170​ QString iconName;
171​ EffectStatus effectStatus;
172​ bool enabledByDefault;
173​ bool enabledByDefaultFunction;
174​ QUrl video;
175​ QUrl website;
176​ bool supported;
177​ QString exclusiveGroup;
178​ bool internal;
179​ bool configurable;
180​ bool scripted;
181​ bool changed = false;
182​ };
183​
184​ /**
185​ * Returns whether the given effect should be stored in the model.
186​ *
187​ * @param data The effect.
188​ * @returns @c true if the effect should be stored, otherwise @c false.
189​ **/
190​ virtual bool shouldStore(const EffectData &data) const;
191​
192​private:
193​ void loadBuiltInEffects(const KConfigGroup &kwinConfig, const KPluginInfo::List &configs);
194​ void loadJavascriptEffects(const KConfigGroup &kwinConfig);
195​ void loadPluginEffects(const KConfigGroup &kwinConfig, const KPluginInfo::List &configs);
196​ int findRowByServiceName(const QString &serviceName);
197​ void syncEffectsToKWin();
198​
199​ QVector<EffectData> m_effectsList;
200​ QVector<EffectData> m_effectsChanged;
201​
202​ Q_DISABLE_COPY(EffectModel)
203​};
204​
205​}