@@ -0,0 +1,96 @@
2+ * Copyright 2015 Canonical Ltd.
4+ * This program is free software; you can redistribute it and/or modify
5+ * it under the terms of the GNU Lesser General Public License as published by
6+ * the Free Software Foundation; version 3.
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 Lesser General Public License for more details.
13+ * You should have received a copy of the GNU Lesser General Public License
14+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
17+#include "windowstatestorage.h"
19+#include <QtConcurrent>
26+QMutex WindowStateStorage::s_mutex;
28+WindowStateStorage::WindowStateStorage(QObject *parent):
31+ QString dbPath = QDir::homePath() + "/.cache/unity8/";
32+ m_db = QSqlDatabase::addDatabase("QSQLITE");
35+ m_db.setDatabaseName(dbPath + "windowstatestorage.sqlite");
39+void WindowStateStorage::saveGeometry(const QString &windowId, const QRect &rect)
41+ QString queryString = QString("INSERT OR REPLACE INTO geometry (windowId, x, y, width, height) values ('%1', '%2', '%3', '%4', '%5');")
48+ QtConcurrent::run(executeAsyncQuery, queryString);
51+void WindowStateStorage::executeAsyncQuery(const QString &queryString)
53+ QMutexLocker l(&s_mutex);
56+ bool ok = query.exec(queryString);
58+ qWarning() << "Error executing query" << queryString
59+ << "Driver error:" << query.lastError().driverText()
60+ << "Database error:" << query.lastError().databaseText();
64+QRect WindowStateStorage::getGeometry(const QString &windowId, const QRect &defaultValue)
66+ QMutexLocker l(&s_mutex);
67+ QString queryString = QString("SELECT * FROM geometry WHERE windowId = '%1';")
71+ bool ok = query.exec(queryString);
73+ qWarning() << "Error retrieving window state for" << windowId
74+ << "Driver error:" << query.lastError().driverText()
75+ << "Database error:" << query.lastError().databaseText();
78+ if (!query.first()) {
81+ return QRect(query.value("x").toInt(), query.value("y").toInt(), query.value("width").toInt(), query.value("height").toInt());
84+void WindowStateStorage::initdb()
88+ qWarning() << "Error opening state database:" << m_db.lastError().driverText() << m_db.lastError().databaseText();
92+ if (!m_db.tables().contains("geometry")) {
94+ query.exec("CREATE TABLE geometry(windowId TEXT UNIQUE, x INTEGER, y INTEGER, width INTEGER, height INTEGER);");