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ScreensConfiguration.cpp
/*
* Copyright (C) 2017 Canonical Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "ScreensConfiguration.h"
#include "Screen.h"
#include "Workspace.h"
#include "WorkspaceManager.h"
#include <QJsonObject>
#include <QJsonDocument>
#include <QJsonArray>
#include <QFile>
#include <QStandardPaths>
namespace
{
QJsonArray jsonScreens;
}
ScreensConfiguration::ScreensConfiguration()
{
const QString dbPath = QStandardPaths::writableLocation(QStandardPaths::GenericCacheLocation) + QStringLiteral("/lomiri/");
QFile f(dbPath + "workspaces");
if (f.open(QIODevice::ReadOnly)) {
QByteArray saveData = f.readAll();
QJsonDocument loadDoc(QJsonDocument::fromJson(saveData));
QJsonObject json(loadDoc.object());
jsonScreens = json["screens"].toArray();
}
}
ScreensConfiguration::~ScreensConfiguration()
{
const QString dbPath = QStandardPaths::writableLocation(QStandardPaths::GenericCacheLocation) + QStringLiteral("/lomiri/");
QFile f(dbPath + "workspaces");
if (f.open(QIODevice::WriteOnly)) {
QJsonObject json;
json["screens"] = jsonScreens;
QJsonDocument saveDoc(json);
f.write(saveDoc.toJson());
}
}
void ScreensConfiguration::load(Screen *screen)
{
int workspaces = 2;
for (auto iter = jsonScreens.begin(); iter != jsonScreens.end(); ++iter) {
QJsonObject jsonScreen = (*iter).toObject();
if (jsonScreen["name"] == screen->name()) {
QJsonValue jsonWorkspaces = jsonScreen["workspaces"];
workspaces = qMax(jsonWorkspaces.toInt(workspaces), 1);
break;
}
}
for (int i = 0; i < workspaces; i++) {
WorkspaceManager::instance()->createWorkspace()->assign(screen->workspaces());
}
}
void ScreensConfiguration::save(Screen *screen)
{
QJsonObject newJsonScreen;
newJsonScreen["name"] = screen->name();
newJsonScreen["workspaces"] = qMax(screen->workspaces()->rowCount(), 1);
auto iter = jsonScreens.begin();
for (; iter != jsonScreens.end(); ++iter) {
QJsonObject jsonScreen = (*iter).toObject();
if (jsonScreen["name"] == screen->name()) {
break;
}
}
if (iter == jsonScreens.end()) {
jsonScreens.push_back(newJsonScreen);
} else {
*iter = newJsonScreen;
}
}