ryxeo-webphotoalbum-git / mymodel.cpp @ 71c02254
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/****************************************************************************
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*
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* This file is part of qtFM, a simple, fast file manager.
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* Copyright (C) 2010,2011 Wittfella
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*
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* This file is a local adaptation for RyXeo TagFile System
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* Copyright (C) 2012 Eric Seigne <eric.seigne@ryxeo.com>
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*
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* This program 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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*
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* This program 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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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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* Contact e-mail: wittfella@qtfm.org
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*
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****************************************************************************/
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#include "mymodel.h" |
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#include <unistd.h> |
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#include <sys/ioctl.h> |
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|
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//---------------------------------------------------------------------------------
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myModel::myModel() |
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{ |
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mimeGeneric = new QHash<QString,QString>;
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mimeGlob = new QHash<QString,QString>;
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mimeIcons = new QHash<QString,QIcon>;
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folderIcons = new QHash<QString,QIcon>;
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thumbs = new QHash<QString,QByteArray>;
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icons = new QHash<QString,QIcon>;
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QFile fileIcons(QDir::homePath() + "/.config/ryxeo/file.cache");
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fileIcons.open(QIODevice::ReadOnly); |
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QDataStream out(&fileIcons); |
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out >> *mimeIcons; |
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fileIcons.close(); |
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fileIcons.setFileName(QDir::homePath() + "/.config/ryxeo/folder.cache");
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fileIcons.open(QIODevice::ReadOnly); |
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out.setDevice(&fileIcons); |
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out >> *folderIcons; |
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fileIcons.close(); |
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rootItem = new myModelItem(QFileInfo("/"),new myModelItem(QFileInfo(),0)); |
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currentRootPath = "/";
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QDir root("/");
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QFileInfoList drives = root.entryInfoList(QDir::AllEntries | QDir::Files | QDir::NoDotAndDotDot); |
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foreach(QFileInfo drive, drives) |
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new myModelItem(drive,rootItem);
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rootItem->walked = true;
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rootItem = rootItem->parent(); |
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iconFactory = new QFileIconProvider();
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} |
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//---------------------------------------------------------------------------------------
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myModel::~myModel() |
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{ |
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delete rootItem;
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delete iconFactory;
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} |
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//---------------------------------------------------------------------------------------
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QModelIndex myModel::index(int row, int column, const QModelIndex &parent) const |
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{ |
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if(parent.isValid() && parent.column() != 0) |
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return QModelIndex();
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myModelItem *parentItem = static_cast<myModelItem*>(parent.internalPointer());
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if(!parentItem) parentItem = rootItem;
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myModelItem *childItem = parentItem->childAt(row); |
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if(childItem) return createIndex(row, column, childItem); |
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return QModelIndex();
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} |
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//---------------------------------------------------------------------------------------
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QModelIndex myModel::index(const QString& path) const |
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{ |
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// qDebug() << "myModel::index " << path;
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myModelItem *item = rootItem->matchPath(path.split(SEPARATOR),0);
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if(item) return createIndex(item->childNumber(),0,item); |
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return QModelIndex();
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} |
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//---------------------------------------------------------------------------------------
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QModelIndex myModel::parent(const QModelIndex &index) const |
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{ |
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if(!index.isValid()) return QModelIndex(); |
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myModelItem *childItem = static_cast<myModelItem*>(index.internalPointer());
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if(!childItem) return QModelIndex(); |
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myModelItem *parentItem = childItem->parent(); |
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if (!parentItem || parentItem == rootItem) return QModelIndex(); |
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return createIndex(parentItem->childNumber(), 0, parentItem); |
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} |
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//---------------------------------------------------------------------------------------
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QFileInfo myModel::fileInfo(const QModelIndex &index)
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{ |
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myModelItem *item = static_cast<myModelItem*>(index.internalPointer());
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if(item) return item->fileInfo(); |
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return QFileInfo();
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} |
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//---------------------------------------------------------------------------------------
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qint64 myModel::size(const QModelIndex &index)
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{ |
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myModelItem *item = static_cast<myModelItem*>(index.internalPointer());
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if(item) return item->fileInfo().size(); |
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return 0; |
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} |
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//---------------------------------------------------------------------------------------
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QString myModel::fileName(const QModelIndex &index)
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{ |
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myModelItem *item = static_cast<myModelItem*>(index.internalPointer());
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if(item) return item->fileName(); |
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return ""; |
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} |
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//---------------------------------------------------------------------------------------
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QString myModel::filePath(const QModelIndex &index)
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{ |
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myModelItem *item = static_cast<myModelItem*>(index.internalPointer());
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if(item) return item->fileInfo().filePath(); |
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return false; |
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} |
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//---------------------------------------------------------------------------------
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bool myModel::setRootPath(const QString& path) |
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{ |
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qDebug() << "Changement de rootPath " << path;
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currentRootPath = path; |
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myModelItem *item = rootItem->matchPath(path.split(SEPARATOR)); |
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if(item->walked == 0) |
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{ |
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populateItem(item); |
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return false; |
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} |
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else
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if(item->dirty) //model is up to date, but view needs to be invalidated |
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{ |
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item->dirty = 0;
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return true; |
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} |
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return false; |
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} |
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void myModel::populateItem(QString nomFichier)
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{ |
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// qDebug() << "populateItem:: " << nomFichier << " :: " << rootItem->absoluteFilePath();
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beginInsertRows(index(rootItem->absoluteFilePath()),rootItem->childCount(),rootItem->childCount()); |
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new myModelItem(QFileInfo(nomFichier),rootItem);
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endInsertRows(); |
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} |
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//---------------------------------------------------------------------------------------
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void myModel::populateItem(myModelItem *item)
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{ |
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// qDebug() << "myModel::populateItem(1) : " << item->fileInfo().absolutePath() << " (" << currentRootPath << ")";
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item->walked = 1;
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QDir dir(item->absoluteFilePath()); |
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QFileInfoList all = dir.entryInfoList(QDir::AllEntries | QDir::NoDotAndDotDot | QDir::Hidden | QDir::System); |
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// addWatcher(item);
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foreach(QFileInfo one, all) |
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new myModelItem(one,item);
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// qDebug() << "myModel::populateItem :" << item->absoluteFilePath();
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} |
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//---------------------------------------------------------------------------------
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int myModel::columnCount(const QModelIndex &parent) const |
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{ |
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return (parent.column() > 0) ? 0 : 5; |
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} |
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//---------------------------------------------------------------------------------------
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int myModel::rowCount(const QModelIndex &parent) const |
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{ |
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myModelItem *item = static_cast<myModelItem*>(parent.internalPointer());
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if(item) return item->childCount(); |
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return rootItem->childCount();
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} |
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//---------------------------------------------------------------------------------
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void myModel::clear()
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{ |
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beginResetModel(); |
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rootItem->clearAll(); |
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endResetModel(); |
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} |
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//---------------------------------------------------------------------------------
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QModelIndex myModel::insertFile(QModelIndex parent) |
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{ |
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myModelItem *item = static_cast<myModelItem*>(parent.internalPointer());
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int num = 0; |
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QString name; |
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do
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{ |
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num++; |
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name = QString("new_file%1").arg(num);
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} |
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while (item->hasChild(name));
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QFile temp(currentRootPath + "/" + name);
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if(!temp.open(QIODevice::WriteOnly)) return QModelIndex(); |
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temp.close(); |
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beginInsertRows(parent,item->childCount(),item->childCount()); |
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new myModelItem(QFileInfo(temp),item);
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endInsertRows(); |
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return index(item->childCount()-1,0,parent); |
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} |
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//---------------------------------------------------------------------------------
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Qt::DropActions myModel::supportedDropActions() const
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{ |
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return Qt::CopyAction | Qt::MoveAction;
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} |
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//---------------------------------------------------------------------------------
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QStringList myModel::mimeTypes() const
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{ |
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return QStringList("text/uri-list"); |
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} |
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//---------------------------------------------------------------------------------
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QMimeData * myModel::mimeData(const QModelIndexList & indexes) const |
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{ |
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QMimeData *data = new QMimeData();
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QList<QUrl> files; |
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foreach(QModelIndex index, indexes) |
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{ |
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myModelItem *item = static_cast<myModelItem*>(index.internalPointer());
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files.append(QUrl::fromLocalFile(item->absoluteFilePath())); |
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} |
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data->setUrls(files); |
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return data;
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} |
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//---------------------------------------------------------------------------------
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void myModel::cacheInfo()
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{ |
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QFile fileIcons(QDir::homePath() + "/.config/ryxeo/file.cache");
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fileIcons.open(QIODevice::WriteOnly); |
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QDataStream out(&fileIcons); |
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out << *mimeIcons; |
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fileIcons.close(); |
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fileIcons.setFileName(QDir::homePath() + "/.config/ryxeo/folder.cache");
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fileIcons.open(QIODevice::WriteOnly); |
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out.setDevice(&fileIcons); |
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out << *folderIcons; |
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fileIcons.close(); |
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if(thumbs->count() > thumbCount)
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{ |
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fileIcons.setFileName(QDir::homePath() + "/.config/ryxeo/thumbs.cache");
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fileIcons.open(QIODevice::WriteOnly); |
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out.setDevice(&fileIcons); |
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out << *thumbs; |
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fileIcons.close(); |
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} |
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} |
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//---------------------------------------------------------------------------------
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void myModel::setMode(bool icons) |
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{ |
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showThumbs = icons; |
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} |
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//---------------------------------------------------------------------------------
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void myModel::loadMimeTypes() const |
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{ |
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QFile mimeInfo("/usr/share/mime/globs");
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mimeInfo.open(QIODevice::ReadOnly); |
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QTextStream out(&mimeInfo); |
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do
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{ |
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QStringList line = out.readLine().split(":");
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if(line.count() == 2) |
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{ |
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QString suffix = line.at(1);
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suffix.remove("*.");
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QString mimeName = line.at(0);
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mimeName.replace("/","-"); |
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mimeGlob->insert(suffix,mimeName); |
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} |
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} |
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while (!out.atEnd());
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mimeInfo.close(); |
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mimeInfo.setFileName("/usr/share/mime/generic-icons");
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mimeInfo.open(QIODevice::ReadOnly); |
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out.setDevice(&mimeInfo); |
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do
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{ |
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QStringList line = out.readLine().split(":");
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if(line.count() == 2) |
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{ |
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QString mimeName = line.at(0);
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mimeName.replace("/","-"); |
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QString icon = line.at(1);
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mimeGeneric->insert(mimeName,icon); |
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} |
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} |
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while (!out.atEnd());
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mimeInfo.close(); |
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} |
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//---------------------------------------------------------------------------
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void myModel::loadThumbsQSL(QStringList indexes)
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{ |
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// qDebug() << "myModel::loadThumbsQSL (1)" << indexes;
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QStringList files,types; |
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types << "jpg" << "jpeg" << "png" << "bmp" << "ico" << "svg" << "gif"; |
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foreach(QString item,indexes) { |
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if(types.contains(QFileInfo(item).suffix(),Qt::CaseInsensitive)) {
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files.append(item); |
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} |
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} |
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// qDebug() << "loadThumbs pour " << files;
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if(files.count())
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{ |
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if(thumbs->count() == 0) |
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{ |
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QFile fileIcons(QDir::homePath() + "/.config/ryxeo/thumbs.cache");
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fileIcons.open(QIODevice::ReadOnly); |
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QDataStream out(&fileIcons); |
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out >> *thumbs; |
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fileIcons.close(); |
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thumbCount = thumbs->count(); |
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} |
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|
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foreach(QString item, files) |
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{ |
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if(!thumbs->contains(item)) thumbs->insert(item,getThumb(item));
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emit thumbUpdate(index(item)); |
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} |
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} |
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|
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} |
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//---------------------------------------------------------------------------
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QByteArray myModel::getThumb(QString item) |
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{ |
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qDebug() << "Creation du thumbnail pour " << item;
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QImage theThumb, background; |
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QImageReader pic(item); |
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int w,h,target;
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w = pic.size().width(); |
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h = pic.size().height(); |
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if( w > 128 || h > 128) |
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{ |
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target = 114;
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background.load(":/images/background.jpg");
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} |
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else
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{ |
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target = 64;
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background = QImage(128,128,QImage::Format_ARGB32); |
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background.fill(QApplication::palette().color(QPalette::Base).rgb()); |
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} |
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|
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if(w > h)
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{ |
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int newHeight = h * target / w;
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pic.setScaledSize(QSize(target,newHeight)); |
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} |
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else
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{ |
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int newWidth = w * target / h;
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pic.setScaledSize(QSize(newWidth,target)); |
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} |
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|
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theThumb = pic.read(); |
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int thumbWidth = theThumb.width();
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int thumbHeight = theThumb.height();
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|
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QPainter painter(&background); |
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painter.drawImage(QPoint((128-thumbWidth)/2,(128 - thumbHeight)/2),theThumb); |
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|
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QBuffer buffer; |
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QImageWriter writer(&buffer,"jpg");
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writer.setQuality(50);
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writer.write(background); |
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return buffer.buffer();
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} |
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|
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//---------------------------------------------------------------------------------
|
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QVariant myModel::data(const QModelIndex & index, int role) const |
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{ |
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myModelItem *item = static_cast<myModelItem*>(index.internalPointer());
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if(role == Qt::ForegroundRole)
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{ |
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QFileInfo type(item->fileInfo()); |
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if(cutItems.contains(type.filePath())) return QBrush(QColor(Qt::lightGray)); |
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if(type.isHidden()) return QBrush(QColor(Qt::darkGray)); |
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if(type.isSymLink()) return QBrush(QColor(Qt::blue)); |
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if(type.isDir()) return QBrush(QColor(Qt::black)); |
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if(type.isExecutable()) return QBrush(QColor(Qt::darkGreen)); |
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} |
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else
|
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if(role == Qt::TextAlignmentRole)
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{ |
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if(index.column() == 1) return Qt::AlignRight + Qt::AlignVCenter; |
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} |
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else
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if(role == Qt::DisplayRole)
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{ |
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QVariant data; |
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switch(index.column())
|
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{ |
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case 0: |
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data = item->fileName(); |
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break;
|
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case 1: |
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if(item->fileInfo().isDir()) data = ""; |
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else data = formatSize(item->fileInfo().size());
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break;
|
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case 2: |
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if(item->fileInfo().isDir()) data = "folder"; |
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else data = item->fileInfo().suffix();
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if(data == "") data = "file"; |
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break;
|
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case 3: |
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data = item->fileInfo().lastModified().toString(Qt::LocalDate); |
484 |
break;
|
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case 4: |
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{ |
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QString str; |
488 |
|
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QFlags<QFile::Permissions> perms = item->fileInfo().permissions(); |
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if(perms.testFlag(QFile::ReadOwner)) str.append("r"); else str.append(("-")); |
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if(perms.testFlag(QFile::WriteOwner)) str.append("w"); else str.append(("-")); |
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if(perms.testFlag(QFile::ExeOwner)) str.append("x"); else str.append(("-")); |
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if(perms.testFlag(QFile::ReadGroup)) str.append("r"); else str.append(("-")); |
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if(perms.testFlag(QFile::WriteGroup)) str.append("w"); else str.append(("-")); |
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if(perms.testFlag(QFile::ExeGroup)) str.append("x"); else str.append(("-")); |
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if(perms.testFlag(QFile::ReadOther)) str.append("r"); else str.append(("-")); |
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if(perms.testFlag(QFile::WriteOther)) str.append("w"); else str.append(("-")); |
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if(perms.testFlag(QFile::ExeOther)) str.append("x"); else str.append(("-")); |
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str.append(" " + item->fileInfo().owner() + " " + item->fileInfo().group()); |
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return str;
|
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} |
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default:
|
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data = "";
|
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break;
|
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} |
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return data;
|
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} |
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else
|
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if(role == Qt::DecorationRole)
|
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{ |
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if(index.column() != 0) return QVariant(); |
512 |
|
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QFileInfo type(item->fileInfo()); |
514 |
|
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if(type.isDir())
|
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{ |
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if(folderIcons->contains(type.fileName())) return folderIcons->value(type.fileName()); |
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return iconFactory->icon(type);
|
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} |
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else
|
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{ |
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if(showThumbs)
|
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{ |
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if(icons->contains(item->absoluteFilePath())) return icons->value(item->absoluteFilePath()); |
525 |
else
|
526 |
if(thumbs->contains(type.filePath()))
|
527 |
{ |
528 |
QPixmap pic; |
529 |
pic.loadFromData(thumbs->value(item->absoluteFilePath())); |
530 |
icons->insert(item->absoluteFilePath(),QIcon(pic)); |
531 |
return icons->value(item->absoluteFilePath());
|
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} |
533 |
} |
534 |
|
535 |
QString suffix = type.suffix(); |
536 |
if(mimeIcons->contains(suffix)) return mimeIcons->value(suffix); |
537 |
|
538 |
QIcon theIcon; |
539 |
|
540 |
if(suffix.isEmpty())
|
541 |
{ |
542 |
if(type.isExecutable()) suffix = "exec"; |
543 |
else suffix = "none"; |
544 |
|
545 |
if(mimeIcons->contains(suffix)) return mimeIcons->value(suffix); |
546 |
|
547 |
if(suffix == "exec") theIcon = QIcon::fromTheme("application-x-executable"); |
548 |
else theIcon = QIcon(qApp->style()->standardIcon(QStyle::SP_FileIcon));
|
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} |
550 |
else
|
551 |
{ |
552 |
if(mimeGlob->count() == 0) loadMimeTypes(); |
553 |
|
554 |
//try mimeType as it is
|
555 |
QString mimeType = mimeGlob->value(type.suffix().toLower()); |
556 |
if(QIcon::hasThemeIcon(mimeType)) theIcon = QIcon::fromTheme(mimeType);
|
557 |
else
|
558 |
{ |
559 |
//try matching generic icon
|
560 |
if(QIcon::hasThemeIcon(mimeGeneric->value(mimeType))) theIcon = QIcon::fromTheme(mimeGeneric->value(mimeType));
|
561 |
else
|
562 |
{ |
563 |
//last resort try adding "-x-generic" to base type
|
564 |
if(QIcon::hasThemeIcon(mimeType.split("-").at(0) + "-x-generic")) theIcon = QIcon::fromTheme(mimeType.split("-").at(0) + "-x-generic"); |
565 |
else theIcon = QIcon(qApp->style()->standardIcon(QStyle::SP_FileIcon));
|
566 |
} |
567 |
} |
568 |
} |
569 |
|
570 |
mimeIcons->insert(suffix,theIcon); |
571 |
return theIcon;
|
572 |
} |
573 |
} |
574 |
else
|
575 |
if(role == Qt::EditRole)
|
576 |
{ |
577 |
return item->fileName();
|
578 |
} |
579 |
// if(role == Qt::StatusTipRole)
|
580 |
// {
|
581 |
// return item->fileName();
|
582 |
// }
|
583 |
|
584 |
return QVariant();
|
585 |
} |
586 |
|
587 |
//---------------------------------------------------------------------------------
|
588 |
bool myModel::setData(const QModelIndex & index, const QVariant & value, int role) |
589 |
{ |
590 |
//can only set the filename
|
591 |
myModelItem *item = static_cast<myModelItem*>(index.internalPointer());
|
592 |
|
593 |
//physically change the name on disk
|
594 |
bool ok = QFile::rename(item->absoluteFilePath(),item->parent()->absoluteFilePath() + SEPARATOR + value.toString());
|
595 |
|
596 |
//change the details in the modelItem
|
597 |
if(ok)
|
598 |
{ |
599 |
item->changeName(value.toString()); |
600 |
emit dataChanged(index,index); |
601 |
} |
602 |
|
603 |
return ok;
|
604 |
} |
605 |
|
606 |
//---------------------------------------------------------------------------------
|
607 |
QVariant myModel::headerData(int section, Qt::Orientation orientation, int role) const |
608 |
{ |
609 |
if(role == Qt::DisplayRole)
|
610 |
switch(section)
|
611 |
{ |
612 |
case 0: return tr("Name"); |
613 |
case 1: return tr("Size"); |
614 |
case 2: return tr("Type"); |
615 |
case 4: return tr("Owner"); |
616 |
case 3: return tr("Date Modified"); |
617 |
default: return QVariant(); |
618 |
} |
619 |
|
620 |
return QVariant();
|
621 |
} |
622 |
|
623 |
//---------------------------------------------------------------------------------------
|
624 |
Qt::ItemFlags myModel::flags(const QModelIndex &index) const |
625 |
{ |
626 |
if(!index.isValid()) return 0; |
627 |
return Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled;
|
628 |
} |
629 |
|