pcmanfm-qt-packaging/libfm-qt/foldermodelitem.cpp

/*
 *
 *  Copyright (C) 2012  Hong Jen Yee (PCMan) <pcman.tw@gmail.com>
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library 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
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */


#include "foldermodelitem.h"

using namespace Fm;

FolderModelItem::FolderModelItem(FmFileInfo* _info):
  info(fm_file_info_ref(_info)) {
  displayName = QString::fromUtf8(fm_file_info_get_disp_name(info));
  icon = IconTheme::icon(fm_file_info_get_icon(_info));
  thumbnails.reserve(2);
}

FolderModelItem::FolderModelItem(const FolderModelItem& other) {
  info = other.info ? fm_file_info_ref(other.info) : NULL;
  displayName = QString::fromUtf8(fm_file_info_get_disp_name(info));
  icon = other.icon;
  thumbnails = other.thumbnails;
}

FolderModelItem::~FolderModelItem() {
  if(info)
    fm_file_info_unref(info);
}

// find thumbnail of the specified size
// The returned thumbnail item is temporary and short-lived
// If you need to use the struct later, copy it to your own struct to keep it.
FolderModelItem::Thumbnail* FolderModelItem::findThumbnail(int size) {
  QVector<Thumbnail>::iterator it;
  for(it = thumbnails.begin(); it != thumbnails.end(); ++it) {
    if(it->size == size) { // an image of the same size is found
      return it;
    }
  }
  if(it == thumbnails.end()) {
    Thumbnail thumbnail;
    thumbnail.status = ThumbnailNotChecked;
    thumbnail.size = size;
    thumbnails.append(thumbnail);
  }
  return &thumbnails.back();
}

// remove cached thumbnail of the specified size
void FolderModelItem::removeThumbnail(int size) {
  QVector<Thumbnail>::iterator it;
  for(it = thumbnails.begin(); it != thumbnails.end(); ++it) {
    if(it->size == size) { // an image of the same size is found
      thumbnails.erase(it);
      break;
    }
  }
}

#if 0
// cache the thumbnail of the specified size in the folder item
void FolderModelItem::setThumbnail(int size, QImage image) {
  QVector<Thumbnail>::iterator it;
  for(it = thumbnails.begin(); it != thumbnails.end(); ++it) {
    if(it->size == size) { // an image of the same size already exists
      it->image = image; // replace it
      it->status = ThumbnailLoaded;
      break;
    }
  }
  if(it == thumbnails.end()) { // the image is not found
    Thumbnail thumbnail;
    thumbnail.size = size;
    thumbnail.status = ThumbnailLoaded;
    thumbnail.image = image;
    thumbnails.append(thumbnail); // add a new entry
  }
}
#endif