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141 lines
4.8 KiB
141 lines
4.8 KiB
/***************************************************************************
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* Copyright (C) 2005 by Joris Guisson *
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* joris.guisson@gmail.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, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
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***************************************************************************/
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#ifndef KTFILETREEDIRITEM_H
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#define KTFILETREEDIRITEM_H
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#include <klistview.h>
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#include <util/constants.h>
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#include <util/ptrmap.h>
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namespace kt
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{
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using namespace bt;
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class FileTreeItem;
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class TorrentFileInterface;
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class TorrentInterface;
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class FileTreeRootListener
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{
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public:
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/// An item in the file tree has changed his state
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virtual void treeItemChanged() = 0;
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};
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/**
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* @author Joris Guisson
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*
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* Directory item the file tree showing the files in a multifile torrent
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*/
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class FileTreeDirItem : public TQCheckListItem
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{
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protected:
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TQString name;
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Uint64 size;
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bt::PtrMap<TQString,FileTreeItem> children;
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bt::PtrMap<TQString,FileTreeDirItem> subdirs;
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FileTreeDirItem* parent;
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bool manual_change;
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FileTreeRootListener* root_listener;
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public:
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FileTreeDirItem(TDEListView* klv,const TQString & name,FileTreeRootListener* rl = 0);
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FileTreeDirItem(FileTreeDirItem* parent,const TQString & name);
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virtual ~FileTreeDirItem();
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/// Get the path of the directory (if this is the root directory / will be returned)
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TQString getPath() const;
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/**
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* Recursively insert a TorrentFileInterface.
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* @param path Path of file
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* @param file File itself
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*/
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void insert(const TQString & path,kt::TorrentFileInterface & file);
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/**
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* Recursivly walk the tree to find the TorrentFile which
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* is shown by a TQListViewItem (which should be an FileTreeItem).
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* If item can't be found or item is an FileTreeDirItem, a reference to
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* TorrentFile::null will be returned. In which case the isNull() function
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* of TorrentFile will return true
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* @param item Pointer to the TQListViewItem
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* @return A reference to the TorrentFile
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*/
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kt::TorrentFileInterface & findTorrentFile(TQListViewItem* item);
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/**
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* Set all items checked or not.
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* @param on true everything checked, false everything not checked
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* @param keep_data In case of unchecking keep the data or not
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*/
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void setAllChecked(bool on,bool keep_data = false);
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/**
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* Invert all items, checked items become unchecked and unchecked become checked.
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*/
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void invertChecked();
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/**
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* Called by the child to notify the parent it's state has changed.
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*/
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void childStateChange();
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FileTreeDirItem* getParent() {return parent;}
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/// Recusively get the total number of bytes to download
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Uint64 bytesToDownload() const;
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protected:
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/**
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* Can be overrided by subclasses, so they can use their own
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* custom FileTreeItem's. Will be called in insert.
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* @param name Name of the file
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* @param file The TorrentFileInterface
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* @return A newly created FileTreeItem
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*/
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virtual FileTreeItem* newFileTreeItem(const TQString & name,
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TorrentFileInterface & file);
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/**
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* Can be overrided by subclasses, so they can use their own
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* custom FileTreeDirItem's. Will be called in insert.
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* @param subdir The name of the subdir
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* @return A newly created FileTreeDirItem
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*/
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virtual FileTreeDirItem* newFileTreeDirItem(const TQString & subdir);
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/**
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* Subclasses should override this if they want to show a confirmation dialog.
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* @return What to do (i.e. keep the data, get rid of it or do nothing
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*/
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virtual bt::ConfirmationResult confirmationDialog();
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private:
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virtual void stateChange(bool on);
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virtual int compare(TQListViewItem* i, int col, bool ascending) const;
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bool allChildrenOn();
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};
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}
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#endif
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