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https://github.com/qelectrotech/qelectrotech-source-mirror.git
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025fa64f67
git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@4481 bfdf4180-ca20-0410-9c96-a3a8aa849046
134 lines
3.2 KiB
C++
134 lines
3.2 KiB
C++
/*
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Copyright 2006-2016 The QElectroTech Team
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This file is part of QElectroTech.
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QElectroTech is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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QElectroTech is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with QElectroTech. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "fileelementscollection.h"
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#include "fileelementscategory.h"
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/**
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Constructeur
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@param path Chemin du dossier racine de la collection
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@param parent QObject parent de la collection
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*/
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FileElementsCollection::FileElementsCollection(const QString &path, ElementsCollectionItem *parent) :
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ElementsCollection(parent),
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coll_path(path)
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{
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protocol_ = "unknown";
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project_ = 0;
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root = 0;
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}
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/**
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Destructeur
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*/
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FileElementsCollection::~FileElementsCollection() {
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deleteContent();
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}
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/**
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@return la categorie racine de la collection
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*/
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ElementsCategory *FileElementsCollection::rootCategory() {
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return(root);
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}
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/**
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Recharge l'arborescence des categories et elements.
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*/
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void FileElementsCollection::reload() {
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QMutexLocker reload_lock(&reload_mutex_);
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// oublie l'arborescence precedente
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deleteContent();
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// le dossier doit exister et etre lisible
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QDir coll_dir(coll_path);
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if (!coll_dir.exists() || !coll_dir.isReadable()) return;
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coll_path = coll_dir.canonicalPath();
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root = new FileElementsCategory(coll_path, 0, this);
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}
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/**
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@return true si cette collection est representee quelque part sur le
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systeme de fichiers.
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*/
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bool FileElementsCollection::hasFilePath() {
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return(!coll_path.isEmpty());
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}
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/**
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@return le chemin du repertoire representant cette collection
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*/
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QString FileElementsCollection::filePath() {
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return(coll_path);
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}
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/**
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@param path Nouveau chemin de la collection
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Cette methode ne recharge pas la collection
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*/
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void FileElementsCollection::setFilePath(const QString &path) {
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coll_path = path;
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}
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/**
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Supprime le contenu en memoire de cette collection
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*/
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void FileElementsCollection::deleteContent() {
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delete root;
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root = 0;
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}
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/**
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@return ttrue si la categorie racine de la collection existe
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*/
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bool FileElementsCollection::exists() {
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return(root && root -> exists());
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}
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/**
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@return true si la collection est accessible en lecture
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*/
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bool FileElementsCollection::isReadable() {
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// une collection est accessible en lecture si sa categorie racine l'est
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return(root && root -> isReadable());
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}
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/**
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@return true si la collection est accessible en ecriture
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*/
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bool FileElementsCollection::isWritable() {
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// une collection est accessible en ecriture si sa categorie racine l'est
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return(root && root -> isWritable());
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}
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/**
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Ne fait rien
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@return toujours true
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*/
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bool FileElementsCollection::write() {
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return(true);
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}
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/**
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@return always true, since a file-based elements collection can always be
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cached.
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*/
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bool FileElementsCollection::isCacheable() const {
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return(true);
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}
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