forked from qt-creator/qt-creator
Implement Code Style schemes
Task-number: QTCREATORBUG-5092 Change-Id: I218cef02f7c242e4dfae59b1b8021ea618e60d07 Reviewed-on: http://codereview.qt-project.org/5160 Reviewed-by: Leandro T. C. Melo <leandro.melo@nokia.com>
This commit is contained in:
Jarek Kobus
Jarek Kobus
287
src/plugins/texteditor/icodestylepreferences.cpp
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287
src/plugins/texteditor/icodestylepreferences.cpp
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/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (info@qt.nokia.com)
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**
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**
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** GNU Lesser General Public License Usage
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**
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this file.
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** Please review the following information to ensure the GNU Lesser General
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** Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** Other Usage
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**
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at info@qt.nokia.com.
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**
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**************************************************************************/
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#include "icodestylepreferences.h"
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#include "codestylepool.h"
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#include "tabsettings.h"
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#include "texteditorconstants.h"
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#include <utils/settingsutils.h>
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#include <QtCore/QSettings>
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#include <QtCore/QStringList>
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using namespace TextEditor;
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static const char *currentPreferencesKey = "CurrentPreferences";
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namespace TextEditor {
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namespace Internal {
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class ICodeStylePreferencesPrivate
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{
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public:
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ICodeStylePreferencesPrivate()
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: m_pool(0),
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m_currentDelegate(0),
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m_readOnly(false)
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{}
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CodeStylePool *m_pool;
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ICodeStylePreferences *m_currentDelegate;
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TabSettings m_tabSettings;
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QString m_id;
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QString m_displayName;
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bool m_readOnly;
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};
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}
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}
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ICodeStylePreferences::ICodeStylePreferences(QObject *parent) :
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QObject(parent),
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d(new Internal::ICodeStylePreferencesPrivate)
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{
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}
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ICodeStylePreferences::~ICodeStylePreferences()
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{
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delete d;
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}
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QString ICodeStylePreferences::id() const
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{
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return d->m_id;
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}
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void ICodeStylePreferences::setId(const QString &name)
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{
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d->m_id = name;
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}
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QString ICodeStylePreferences::displayName() const
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{
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return d->m_displayName;
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}
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void ICodeStylePreferences::setDisplayName(const QString &name)
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{
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d->m_displayName = name;
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emit displayNameChanged(name);
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}
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bool ICodeStylePreferences::isReadOnly() const
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{
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return d->m_readOnly;
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}
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void ICodeStylePreferences::setReadOnly(bool on)
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{
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d->m_readOnly = on;
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}
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void ICodeStylePreferences::setTabSettings(const TabSettings &settings)
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{
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if (d->m_tabSettings == settings)
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return;
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d->m_tabSettings = settings;
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emit tabSettingsChanged(d->m_tabSettings);
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if (!currentDelegate()) {
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emit currentTabSettingsChanged(d->m_tabSettings);
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}
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}
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TabSettings ICodeStylePreferences::tabSettings() const
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{
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return d->m_tabSettings;
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}
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TabSettings ICodeStylePreferences::currentTabSettings() const
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{
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return currentPreferences()->tabSettings();
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}
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QVariant ICodeStylePreferences::currentValue() const
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{
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return currentPreferences()->value();
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}
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ICodeStylePreferences *ICodeStylePreferences::currentPreferences() const
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{
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ICodeStylePreferences *prefs = (ICodeStylePreferences *)this;
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while (prefs->currentDelegate())
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prefs = prefs->currentDelegate();
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return prefs;
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}
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CodeStylePool *ICodeStylePreferences::delegatingPool() const
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{
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return d->m_pool;
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}
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void ICodeStylePreferences::setDelegatingPool(CodeStylePool *pool)
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{
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if (pool == d->m_pool)
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return;
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setCurrentDelegate(0);
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if (d->m_pool) {
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disconnect(d->m_pool, SIGNAL(codeStyleRemoved(ICodeStylePreferences*)),
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this, SLOT(slotCodeStyleRemoved(ICodeStylePreferences*)));
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}
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d->m_pool = pool;
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if (d->m_pool) {
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connect(d->m_pool, SIGNAL(codeStyleRemoved(ICodeStylePreferences*)),
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this, SLOT(slotCodeStyleRemoved(ICodeStylePreferences*)));
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}
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}
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ICodeStylePreferences *ICodeStylePreferences::currentDelegate() const
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{
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return d->m_currentDelegate;
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}
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void ICodeStylePreferences::setCurrentDelegate(ICodeStylePreferences *delegate)
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{
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if (delegate && d->m_pool && !d->m_pool->codeStyles().contains(delegate)) {
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// warning
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return;
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}
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if (delegate == this || (delegate && delegate->id() == id())) {
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// warning
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return;
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}
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if (d->m_currentDelegate == delegate)
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return; // nothing changes
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if (d->m_currentDelegate) {
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disconnect(d->m_currentDelegate, SIGNAL(currentTabSettingsChanged(TextEditor::TabSettings)),
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this, SIGNAL(currentTabSettingsChanged(TextEditor::TabSettings)));
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disconnect(d->m_currentDelegate, SIGNAL(currentValueChanged(QVariant)),
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this, SIGNAL(currentValueChanged(QVariant)));
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disconnect(d->m_currentDelegate, SIGNAL(currentPreferencesChanged(TextEditor::ICodeStylePreferences *)),
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this, SIGNAL(currentPreferencesChanged(TextEditor::ICodeStylePreferences *)));
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}
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d->m_currentDelegate = delegate;
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if (d->m_currentDelegate) {
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connect(d->m_currentDelegate, SIGNAL(currentTabSettingsChanged(TextEditor::TabSettings)),
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this, SIGNAL(currentTabSettingsChanged(TextEditor::TabSettings)));
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connect(d->m_currentDelegate, SIGNAL(currentValueChanged(QVariant)),
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this, SIGNAL(currentValueChanged(QVariant)));
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connect(d->m_currentDelegate, SIGNAL(currentPreferencesChanged(TextEditor::ICodeStylePreferences *)),
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this, SIGNAL(currentPreferencesChanged(TextEditor::ICodeStylePreferences *)));
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}
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emit currentDelegateChanged(d->m_currentDelegate);
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emit currentPreferencesChanged(currentPreferences());
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emit currentTabSettingsChanged(currentTabSettings());
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emit currentValueChanged(currentValue());
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}
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QString ICodeStylePreferences::currentDelegateId() const
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{
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if (currentDelegate())
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return currentDelegate()->id();
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return id(); // or 0?
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}
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void ICodeStylePreferences::setCurrentDelegate(const QString &id)
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{
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if (d->m_pool)
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setCurrentDelegate(d->m_pool->codeStyle(id));
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}
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void ICodeStylePreferences::toSettings(const QString &category, QSettings *s) const
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{
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Utils::toSettings(settingsSuffix(), category, s, this);
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}
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void ICodeStylePreferences::fromSettings(const QString &category, const QSettings *s)
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{
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Utils::fromSettings(settingsSuffix(), category, s, this);
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}
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void ICodeStylePreferences::toMap(const QString &prefix, QVariantMap *map) const
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{
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if (!currentDelegate())
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d->m_tabSettings.toMap(prefix, map);
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else
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map->insert(prefix + QLatin1String(currentPreferencesKey), currentDelegateId());
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}
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void ICodeStylePreferences::fromMap(const QString &prefix, const QVariantMap &map)
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{
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d->m_tabSettings.fromMap(prefix, map);
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const QString delegateId = map.value(prefix + QLatin1String(currentPreferencesKey)).toString();
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if (delegatingPool()) {
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ICodeStylePreferences *delegate = delegatingPool()->codeStyle(delegateId);
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if (!delegateId.isEmpty() && delegate)
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setCurrentDelegate(delegate);
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}
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}
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void ICodeStylePreferences::slotCodeStyleRemoved(ICodeStylePreferences *preferences)
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{
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if (currentDelegate() == preferences) {
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CodeStylePool *pool = delegatingPool();
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QList<ICodeStylePreferences *> codeStyles = pool->codeStyles();
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const int idx = codeStyles.indexOf(preferences);
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ICodeStylePreferences *newCurrentPreferences = 0;
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int i = idx + 1;
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// go forward
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while (i < codeStyles.count()) {
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ICodeStylePreferences *prefs = codeStyles.at(i);
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if (prefs->id() != id()) {
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newCurrentPreferences = prefs;
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break;
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}
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i++;
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}
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// go backward if still empty
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if (!newCurrentPreferences) {
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i = idx - 1;
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while (i >= 0) {
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ICodeStylePreferences *prefs = codeStyles.at(i);
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if (prefs->id() != id()) {
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newCurrentPreferences = prefs;
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break;
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}
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i--;
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}
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}
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setCurrentDelegate(newCurrentPreferences);
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}
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}
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