/**************************************************************************
**
** This file is part of Qt Creator
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** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
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**
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** GNU Lesser General Public License Usage
**
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the GNU Lesser General
** Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
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** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** Other Usage
**
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#include "simplecodestylepreferenceswidget.h"
#include "icodestylepreferences.h"
#include "tabsettings.h"
#include "tabsettingswidget.h"

#include <QtGui/QVBoxLayout>

namespace TextEditor {

SimpleCodeStylePreferencesWidget::SimpleCodeStylePreferencesWidget(QWidget *parent) :
    QWidget(parent),
    m_preferences(0)
{
    m_tabSettingsWidget = new TabSettingsWidget(this);
    QVBoxLayout *layout = new QVBoxLayout(this);
    layout->addWidget(m_tabSettingsWidget);
    layout->setContentsMargins(QMargins());
    m_tabSettingsWidget->setEnabled(false);
}

void SimpleCodeStylePreferencesWidget::setPreferences(ICodeStylePreferences *preferences)
{
    if (m_preferences == preferences)
        return; // nothing changes

    // cleanup old
    if (m_preferences) {
        disconnect(m_preferences, SIGNAL(currentSettingsChanged(TextEditor::TabSettings)),
                m_tabSettingsWidget, SLOT(setSettings(TextEditor::TabSettings)));
        disconnect(m_preferences, SIGNAL(currentPreferencesChanged(TextEditor::ICodeStylePreferences*)),
                this, SLOT(slotCurrentPreferencesChanged(TextEditor::ICodeStylePreferences*)));
        disconnect(m_tabSettingsWidget, SIGNAL(settingsChanged(TextEditor::TabSettings)),
                this, SLOT(slotTabSettingsChanged(TextEditor::TabSettings)));
    }
    m_preferences = preferences;
    // fillup new
    if (m_preferences) {
        slotCurrentPreferencesChanged(m_preferences->currentPreferences());
        m_tabSettingsWidget->setTabSettings(m_preferences->currentTabSettings());

        connect(m_preferences, SIGNAL(currentTabSettingsChanged(TextEditor::TabSettings)),
                m_tabSettingsWidget, SLOT(setTabSettings(TextEditor::TabSettings)));
        connect(m_preferences, SIGNAL(currentPreferencesChanged(TextEditor::ICodeStylePreferences*)),
                this, SLOT(slotCurrentPreferencesChanged(TextEditor::ICodeStylePreferences*)));
        connect(m_tabSettingsWidget, SIGNAL(settingsChanged(TextEditor::TabSettings)),
                this, SLOT(slotTabSettingsChanged(TextEditor::TabSettings)));
    }
    m_tabSettingsWidget->setEnabled(m_preferences);
}

void SimpleCodeStylePreferencesWidget::slotCurrentPreferencesChanged(TextEditor::ICodeStylePreferences *preferences)
{
    m_tabSettingsWidget->setEnabled(!preferences->isReadOnly() && !m_preferences->currentDelegate());
}

void SimpleCodeStylePreferencesWidget::slotTabSettingsChanged(const TextEditor::TabSettings &settings)
{
    if (!m_preferences)
        return;

    ICodeStylePreferences *current = m_preferences->currentPreferences();
    if (!current)
        return;

    current->setTabSettings(settings);
}

QString SimpleCodeStylePreferencesWidget::searchKeywords() const
{
    return m_tabSettingsWidget->searchKeywords();
}

void SimpleCodeStylePreferencesWidget::setFlat(bool on)
{
     m_tabSettingsWidget->setFlat(on);
}

} // namespace TextEditor