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| Original file line number | Diff line number | Diff line change |
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| /**************************************************************************** | ||
| ** Copyright (c) 2024, Fougue Ltd. <https://www.fougue.pro> | ||
| ** All rights reserved. | ||
| ** See license at https://github.com/fougue/mayo/blob/master/LICENSE.txt | ||
| ****************************************************************************/ | ||
|
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| #include "document_files_watcher.h" | ||
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| #include "../base/application.h" | ||
| #include "../qtcommon/filepath_conv.h" | ||
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| #include <QtCore/QFileSystemWatcher> | ||
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| namespace Mayo { | ||
|
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| DocumentFilesWatcher::DocumentFilesWatcher(const ApplicationPtr& app, QObject* parent) | ||
| : QObject(parent), | ||
| m_app(app) | ||
| { | ||
| app->signalDocumentAdded.connectSlot(&DocumentFilesWatcher::onDocumentAdded, this); | ||
| app->signalDocumentAboutToClose.connectSlot(&DocumentFilesWatcher::onDocumentAboutToClose, this); | ||
| app->signalDocumentFilePathChanged.connectSlot(&DocumentFilesWatcher::onDocumentFilePathChanged, this); | ||
| } | ||
|
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| void DocumentFilesWatcher::enable(bool on) | ||
| { | ||
| if (m_isEnabled == on) | ||
| return; | ||
|
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| m_isEnabled = on; | ||
| if (on) { | ||
| for (Application::DocumentIterator itDoc(m_app); itDoc.hasNext(); itDoc.next()) { | ||
| const FilePath& docFilePath = itDoc.current()->filePath(); | ||
| const QString strDocFilePath = filepathTo<QString>(docFilePath); | ||
| if (filepathExists(docFilePath)) | ||
| this->fileSystemWatcher()->addPath(strDocFilePath); | ||
| } | ||
| } | ||
| else { | ||
| this->destroyFileSystemWatcher(); | ||
| m_vecNonAckDocumentChanged.clear(); | ||
| } | ||
| } | ||
|
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| bool DocumentFilesWatcher::isEnabled() const | ||
| { | ||
| return m_isEnabled; | ||
| } | ||
|
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| void DocumentFilesWatcher::acknowledgeDocumentFileChange(const DocumentPtr& doc) | ||
| { | ||
| auto it = std::find(m_vecNonAckDocumentChanged.begin(), m_vecNonAckDocumentChanged.end(), doc); | ||
| if (it != m_vecNonAckDocumentChanged.end()) | ||
| m_vecNonAckDocumentChanged.erase(it); | ||
| } | ||
|
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| QFileSystemWatcher* DocumentFilesWatcher::fileSystemWatcher() | ||
| { | ||
| if (!m_fileSystemWatcher) { | ||
| m_fileSystemWatcher = new QFileSystemWatcher(this); | ||
| QObject::connect( | ||
| m_fileSystemWatcher, &QFileSystemWatcher::fileChanged, | ||
| this, &DocumentFilesWatcher::onFileChanged | ||
| ); | ||
| } | ||
|
|
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| return m_fileSystemWatcher; | ||
| } | ||
|
|
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| void DocumentFilesWatcher::destroyFileSystemWatcher() | ||
| { | ||
| delete m_fileSystemWatcher; | ||
| m_fileSystemWatcher = nullptr; | ||
| } | ||
|
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| void DocumentFilesWatcher::onFileChanged(const QString& strFilePath) | ||
| { | ||
| if (m_isEnabled) { | ||
| const FilePath docFilePath = filepathFrom(strFilePath); | ||
| DocumentPtr doc = m_app->findDocumentByLocation(docFilePath); | ||
| if (this->isDocumentChangeAcknowledged(doc)) { | ||
| m_vecNonAckDocumentChanged.push_back(doc); | ||
| this->signalDocumentFileChanged.send(doc); | ||
| } | ||
| } | ||
| } | ||
|
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| bool DocumentFilesWatcher::isDocumentChangeAcknowledged(const DocumentPtr& doc) const | ||
| { | ||
| auto it = std::find(m_vecNonAckDocumentChanged.cbegin(), m_vecNonAckDocumentChanged.cend(), doc); | ||
| return it == m_vecNonAckDocumentChanged.cend(); | ||
| } | ||
|
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| void DocumentFilesWatcher::onDocumentFilePathChanged(const DocumentPtr&, const FilePath& fp) | ||
| { | ||
| if (m_isEnabled) { | ||
| if (filepathExists(fp)) | ||
| this->fileSystemWatcher()->addPath(filepathTo<QString>(fp)); | ||
| } | ||
| } | ||
|
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| void DocumentFilesWatcher::onDocumentAdded(const DocumentPtr& doc) | ||
| { | ||
| if (m_isEnabled) { | ||
| if (filepathExists(doc->filePath())) | ||
| this->fileSystemWatcher()->addPath(filepathTo<QString>(doc->filePath())); | ||
| } | ||
| } | ||
|
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| void DocumentFilesWatcher::onDocumentAboutToClose(const DocumentPtr& doc) | ||
| { | ||
| if (m_isEnabled) | ||
| this->fileSystemWatcher()->removePath(filepathTo<QString>(doc->filePath())); | ||
| } | ||
|
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||
|
|
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| } // namespace Mayo |
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