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pcmanfm-qt-packaging/libfm-qt/dirtreemodelitem.h

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/*
* <one line to give the program's name and a brief idea of what it does.>
* Copyright (C) 2014 <copyright holder> <email>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#ifndef FM_DIRTREEMODELITEM_H
#define FM_DIRTREEMODELITEM_H
#include "libfmqtglobals.h"
#include <libfm/fm.h>
#include <QIcon>
#include <QList>
#include <QModelIndex>
namespace Fm {
class DirTreeModel;
class DirTreeView;
class LIBFM_QT_API DirTreeModelItem {
public:
friend class DirTreeModel; // allow direct access of private members in DirTreeModel
friend class DirTreeView; // allow direct access of private members in DirTreeView
explicit DirTreeModelItem();
explicit DirTreeModelItem(FmFileInfo* info, DirTreeModel* model, DirTreeModelItem* parent = NULL);
~DirTreeModelItem();
void loadFolder();
void unloadFolder();
bool isPlaceHolder() {
return (fileInfo_ == NULL);
}
void setShowHidden(bool show);
private:
void freeFolder();
void addPlaceHolderChild();
DirTreeModelItem* childFromName(const char* utf8_name, int* pos);
DirTreeModelItem* childFromPath(FmPath* path, bool recursive) const;
DirTreeModelItem* insertFileInfo(FmFileInfo* fi);
int insertItem(Fm::DirTreeModelItem* newItem);
QModelIndex index();
static void onFolderFinishLoading(FmFolder* folder, gpointer user_data);
static void onFolderFilesAdded(FmFolder* folder, GSList* files, gpointer user_data);
static void onFolderFilesRemoved(FmFolder* folder, GSList* files, gpointer user_data);
static void onFolderFilesChanged(FmFolder* folder, GSList* files, gpointer user_data);
private:
FmFileInfo* fileInfo_;
FmFolder* folder_;
QString displayName_ ;
QIcon icon_;
bool expanded_;
bool loaded_;
DirTreeModelItem* parent_;
DirTreeModelItem* placeHolderChild_;
QList<DirTreeModelItem*> children_;
QList<DirTreeModelItem*> hiddenChildren_;
DirTreeModel* model_;
};
}
#endif // FM_DIRTREEMODELITEM_H