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

94 lines
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/*
*
* 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