git.iko.soy/unity8
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unity8/plugins/WindowManager/Workspace.cpp
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1/*
2 * Copyright (C) 2017 Canonical, Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 3.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
17#include "Workspace.h"
18#include "WorkspaceModel.h"
19#include "WorkspaceManager.h"
20#include "TopLevelWindowModel.h"
22#include "wmpolicyinterface.h"
24int nextWorkspace = 0;
26Workspace::Workspace(QObject *parent)
27 : QObject(parent)
28 , m_workspace(WMPolicyInterface::instance()->createWorkspace())
29 , m_model(nullptr)
30 , m_active(false)
32 setObjectName((QString("Wks%1").arg(nextWorkspace++)));
34 connect(WorkspaceManager::instance(), &WorkspaceManager::activeWorkspaceChanged, this, [this]() {
35 bool newActive = WorkspaceManager::instance()->activeWorkspace() == this;
36 if (newActive != m_active) {
37 m_active = newActive;
38 Q_EMIT activeChanged(m_active);
40 if (m_active) {
41 WMPolicyInterface::instance()->setActiveWorkspace(m_workspace);
42 }
43 }
44 });
47Workspace::Workspace(const Workspace &other)
48 : QObject(nullptr)
49 , m_workspace(other.m_workspace)
50 , m_model(nullptr)
51 , m_active(other.m_active)
53 setObjectName(other.objectName());
55 connect(&other, &Workspace::activeChanged, this, [this](bool active) {
56 m_active = active;
57 Q_EMIT activeChanged(m_active);
58 });
61Workspace::~Workspace()
63 if (m_model) {
64 m_model->remove(this);
65 }
68void Workspace::activate()
70 WorkspaceManager::instance()->setActiveWorkspace(this);
73void Workspace::assign(WorkspaceModel *model, const QVariant& vIndex)
75 if (m_model == model) return;
77 if (m_model) {
78 disconnect(m_model, 0, this, 0);
79 m_model->remove(this);
80 }
82 m_model = model;
84 if (model) {
85 int index = m_model->rowCount();
86 if (vIndex.isValid() && vIndex.canConvert(QVariant::Int)) {
87 index = vIndex.toInt();
88 }
89 m_model->insert(index, this);
91 connect(m_model, &QObject::destroyed, this, [this]() {
92 m_model = nullptr;
93 Q_EMIT unassigned();
94 });
95 Q_EMIT assigned();
96 } else {
97 Q_EMIT unassigned();
98 }
101void Workspace::unassign()
103 assign(nullptr);
106void Workspace::release()
108 WMPolicyInterface::instance()->releaseWorkspace(m_workspace);
109 deleteLater();
112bool Workspace::isAssigned() const
114 return m_model != nullptr;
117WorkspaceProxy::WorkspaceProxy(Workspace * const workspace)
118 : Workspace(*workspace)
119 , m_original(workspace)
123void WorkspaceProxy::assign(WorkspaceModel *model, const QVariant &index)
125 Workspace::assign(model, index);
128void WorkspaceProxy::unassign()
130 Workspace::unassign();
133bool WorkspaceProxy::isActive() const
135 return m_original ? m_original->isActive() : false;
138void WorkspaceProxy::activate()
140 if (m_original) m_original->activate();