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list_view.cpp
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list_view.cpp
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/**
* \file
* <!--
* Tweezers 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 St, Fifth Floor, Boston, MA 02110-1301 USA
*
* Copyright 2010 Daniele Basile <[email protected]>
*
* -->
*
* \brief List view manager.
*
* \author Daniele Basile <[email protected]>
*/
#include "list_view.h"
#include "itemnode.h"
#include <cfg/cfg_tweezers.h>
#include <QFileInfo>
#include <QFile>
#include <QDebug>
#define FILE_COL 0
#define PREVIEW_COL 1
#define ITEM_REF 1
void ListView::clean()
{
table->clear();
table->horizontalHeader()->setResizeMode(QHeaderView::Stretch);
table->horizontalHeader()->setVisible(false);
table->verticalHeader()->setResizeMode(QHeaderView::ResizeToContents);
table->verticalHeader()->setVisible(false);
table->setColumnCount(0);
table->setRowCount(0);
}
void ListView::addFiles(QString path, QStringList files)
{
extension_list.clear();
items.clear();
for (QStringList::iterator f = files.begin();
f != files.end(); f++)
{
QFileInfo fi(*f);
QString suff = fi.suffix().toLower();
extension_list[suff] = 0;
items.append(ItemNode(path, *f, "-",suff));
}
}
void ListView::showFiles()
{
int len = items.length();
item_counter = 0;
clean();
table->hide();
table->setColumnCount(2);
table->setSortingEnabled(false);
table->setRowCount(len);
for (QList<ItemNode>::iterator it = items.begin(); it != items.end(); it++)
{
QVariant item_ref;
item_ref.setValue<ItemNode *>(&(*it));
QTableWidgetItem *item0 = new QTableWidgetItem((*it).origin_name);
QTableWidgetItem *item1 = new QTableWidgetItem((*it).new_name);
item0->setData(ITEM_REF, item_ref);
table->setItem(item_counter, FILE_COL, item0);
table->setItem(item_counter, PREVIEW_COL, item1);
item_counter++;
}
table->show();
qApp->processEvents();
}
ItemNode ListView::item(int row)
{
QTableWidgetItem *item = table->item(row, FILE_COL);
QVariant ref = item->data(ITEM_REF);
return *ref.value<ItemNode *>();
}
QStringList ListView::extractTagList(QString expression)
{
QStringList tag_list;
int pos = 0;
if (expression.isEmpty())
return tag_list;
QRegExp rx(TAG_PATTEN);
while (1)
{
pos = rx.indexIn(expression, pos);
if (pos < 0)
break;
tag_list << rx.cap(1);
pos += rx.matchedLength();
}
return tag_list;
}
void ListView::preview(QString expression)
{
QStringList tag_list = extractTagList(expression);
for (int i = 0; i < items.size(); i++)
{
if (tag_list.isEmpty())
items[i].new_name = expression;
else
tag->fill_tags(&items[i], expression, tag_list);
}
}
void ListView::rename()
{
item_renamed = 0;
item_not_renamed = 0;
for (QList<ItemNode>::iterator f = items.begin(); f != items.end(); f++)
{
(*f).renamed = false;
QFile origin_filename((*f).full_origin_name);
if (origin_filename.rename((*f).path + QDir::separator() + (*f).new_name))
{
(*f).renamed = true;
(*f).prev_name = (*f).origin_name;
(*f).origin_name = (*f).new_name;
(*f).new_name = "";
item_renamed++;
}
else
{
item_not_renamed++;
}
}
}
void ListView::undoRename()
{
item_renamed = 0;
item_not_renamed = 0;
for (QList<ItemNode>::iterator f = items.begin(); f != items.end(); f++)
{
if ((*f).renamed)
{
QFile renamed_filename((*f).path + QDir::separator() + (*f).origin_name);
QString uno = (*f).path + QDir::separator() + (*f).origin_name;
if (renamed_filename.rename((*f).path + QDir::separator() + (*f).prev_name))
{
(*f).renamed = false;
(*f).prev_name = (*f).origin_name;
(*f).origin_name = (*f).new_name;
(*f).new_name = "";
item_renamed++;
}
else
{
item_not_renamed++;
}
}
}
}
ListView::ListView(QTableWidget *t, TagConverter *_tag)
{
table = t;
tag = _tag;
clean();
};
ListView::~ListView()
{
}