1 files changed, 83 insertions, 0 deletions
diff --git a/src/gui/kwindowconfig.cpp b/src/gui/kwindowconfig.cpp
new file mode 100644
index 00000000..6b7ae5f0
--- /dev/null
+++ b/src/gui/kwindowconfig.cpp
@@ -0,0 +1,83 @@
+/*
+   This file is part of the KDE libraries
+   Copyright (c) 2012 Benjamin Port <benjamin.port@ben2367.fr>
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) version 3, or any
+   later version accepted by the membership of KDE e.V. (or its
+   successor approved by the membership of KDE e.V.), which shall
+   act as a proxy defined in Section 6 of version 3 of the license.
+
+   This library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "kwindowconfig.h"
+
+#include <QScreen>
+#include <QWindow>
+
+static const char* s_initialSizePropertyName = "_kconfig_initial_size";
+static const char* s_initialScreenSizePropertyName = "_kconfig_initial_screen_size";
+
+void KWindowConfig::saveWindowSize(const QWindow *window, KConfigGroup &config, KConfigGroup::WriteConfigFlags options)
+{
+    if (!window)
+        return;
+    const QRect desk = window->screen()->geometry();
+
+    const QSize sizeToSave = window->size();
+    const bool isMaximized = window->windowState() & Qt::WindowMaximized;
+
+    const QString screenMaximizedString(QString::fromLatin1("Window-Maximized %1x%2").arg(desk.height()).arg(desk.width()));
+    // Save size only if window is not maximized
+    if (!isMaximized) {
+        const QSize defaultSize(window->property(s_initialSizePropertyName).toSize());
+        const QSize defaultScreenSize(window->property(s_initialScreenSizePropertyName).toSize());
+	const bool sizeValid = defaultSize.isValid() && defaultScreenSize.isValid();
+	if (!sizeValid || (sizeValid && (defaultSize != sizeToSave || defaultScreenSize != desk.size()))) {
+	    const QString wString(QString::fromLatin1("Width %1").arg(desk.width()));
+	    const QString hString(QString::fromLatin1("Height %1").arg(desk.height()));
+	    config.writeEntry(wString, sizeToSave.width(), options);
+	    config.writeEntry(hString, sizeToSave.height(), options);
+        }
+    }
+    if ( (isMaximized == false) && !config.hasDefault(screenMaximizedString) )
+        config.revertToDefault(screenMaximizedString);
+    else
+        config.writeEntry(screenMaximizedString, isMaximized, options);
+
+}
+
+void KWindowConfig::restoreWindowSize(QWindow* window, const KConfigGroup& config)
+{
+    if (!window)
+        return;
+
+    const QRect desk = window->screen()->geometry();
+
+    const int width = config.readEntry(QString::fromLatin1("Width %1").arg(desk.width()), window->size().width());
+    const int height = config.readEntry(QString::fromLatin1("Height %1").arg(desk.height()), window->size().height());
+    const bool isMaximized = config.readEntry(QString::fromLatin1("Window-Maximized %1x%2").arg(desk.height()).arg(desk.width()), false);
+
+    // Check default size
+    const QSize defaultSize(window->property(s_initialSizePropertyName).toSize());
+    const QSize defaultScreenSize(window->property(s_initialScreenSizePropertyName).toSize());
+    if (!defaultSize.isValid() || !defaultScreenSize.isValid()) {
+        window->setProperty(s_initialSizePropertyName, window->size());
+        window->setProperty(s_initialScreenSizePropertyName, desk.size());
+    }
+
+    // If window is maximized set maximized state and in all case set the size
+    window->resize(width, height);
+    if (isMaximized) {
+        window->setWindowState(Qt::WindowMaximized);
+    }
+}