forked from qt-creator/qt-creator
99c383f3d0
Instead of requiring subclasses to implement a method. Also renames IDocument::rename to IDocument::setFileName, since it doesn't really rename any files or such. Change-Id: I1344025c24d2f74a6a983e04fb0a5245f1f37aad Reviewed-by: Daniel Teske <daniel.teske@digia.com> Reviewed-by: Eike Ziller <eike.ziller@digia.com>
137 lines
3.9 KiB
C++
137 lines
3.9 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: 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, Digia gives you certain additional
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** rights. These rights are described in the Digia 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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****************************************************************************/
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#include "idocument.h"
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#include "infobar.h"
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#include <QFile>
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#include <QFileInfo>
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/*!
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\fn QString Core::IDocument::fileName() const
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Returns the absolute path of the file that this document refers to. May be empty for
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non-file documents.
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\sa setFileName()
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*/
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namespace Core {
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IDocument::IDocument(QObject *parent) : QObject(parent), m_infoBar(0), m_hasWriteWarning(false), m_restored(false)
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{
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}
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IDocument::~IDocument()
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{
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removeAutoSaveFile();
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delete m_infoBar;
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}
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IDocument::ReloadBehavior IDocument::reloadBehavior(ChangeTrigger state, ChangeType type) const
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{
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if (type == TypePermissions)
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return BehaviorSilent;
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if (type == TypeContents && state == TriggerInternal && !isModified())
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return BehaviorSilent;
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return BehaviorAsk;
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}
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void IDocument::checkPermissions()
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{
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}
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bool IDocument::shouldAutoSave() const
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{
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return false;
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}
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bool IDocument::isFileReadOnly() const
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{
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if (fileName().isEmpty())
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return false;
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return !QFileInfo(fileName()).isWritable();
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}
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bool IDocument::autoSave(QString *errorString, const QString &fileName)
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{
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if (!save(errorString, fileName, true))
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return false;
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m_autoSaveName = fileName;
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return true;
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}
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static const char kRestoredAutoSave[] = "RestoredAutoSave";
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void IDocument::setRestoredFrom(const QString &name)
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{
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m_autoSaveName = name;
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m_restored = true;
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InfoBarEntry info(Id(kRestoredAutoSave),
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tr("File was restored from auto-saved copy. "
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"Select Save to confirm or Revert to Saved to discard changes."));
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infoBar()->addInfo(info);
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}
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void IDocument::removeAutoSaveFile()
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{
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if (!m_autoSaveName.isEmpty()) {
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QFile::remove(m_autoSaveName);
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m_autoSaveName.clear();
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if (m_restored) {
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m_restored = false;
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infoBar()->removeInfo(Id(kRestoredAutoSave));
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}
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}
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}
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InfoBar *IDocument::infoBar()
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{
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if (!m_infoBar)
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m_infoBar = new InfoBar;
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return m_infoBar;
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}
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/*!
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Set absolute file path for this file to \a fileName. Can be empty.
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The default implementation sets the file name and sends fileNameChanged() and changed()
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signals. Can be reimplemented by subclasses to do more.
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\sa fileName()
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*/
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void IDocument::setFileName(const QString &fileName)
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{
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if (m_fileName == fileName)
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return;
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QString oldName = m_fileName;
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m_fileName = fileName;
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emit fileNameChanged(oldName, m_fileName);
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emit changed();
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}
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} // namespace Core
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