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// **************************************************************************
// * This file is part of the FreeFileSync project. It is distributed under *
// * GNU General Public License: http://www.gnu.org/licenses/gpl.html *
// * Copyright (C) 2008-2011 ZenJu (zhnmju123 AT gmx.de) *
// **************************************************************************
#ifndef GRIDVIEW_H_INCLUDED
#define GRIDVIEW_H_INCLUDED
#include "../file_hierarchy.h"
namespace zen
{
//gui view of FolderComparison
class GridView
{
public:
//direct data access via row number
const FileSystemObject* getObject(size_t row) const; //returns NULL if object is not found; logarithmic complexity
FileSystemObject* getObject(size_t row); //
size_t rowsOnView() const; //only the currently visible elements
size_t rowsTotal() const; //total number of rows available
//get references to FileSystemObject: no NULL-check needed! Everything's bound.
void getAllFileRef(const std::set<size_t>& guiRows, std::vector<FileSystemObject*>& output);
struct StatusCmpResult
{
StatusCmpResult();
bool existsLeftOnly;
bool existsRightOnly;
bool existsLeftNewer;
bool existsRightNewer;
bool existsDifferent;
bool existsEqual;
bool existsConflict;
unsigned int filesOnLeftView;
unsigned int foldersOnLeftView;
unsigned int filesOnRightView;
unsigned int foldersOnRightView;
zen::UInt64 filesizeLeftView;
zen::UInt64 filesizeRightView;
};
//comparison results view
StatusCmpResult updateCmpResult(bool hideFiltered,
bool leftOnlyFilesActive,
bool rightOnlyFilesActive,
bool leftNewerFilesActive,
bool rightNewerFilesActive,
bool differentFilesActive,
bool equalFilesActive,
bool conflictFilesActive);
struct StatusSyncPreview
{
StatusSyncPreview();
bool existsSyncCreateLeft;
bool existsSyncCreateRight;
bool existsSyncDeleteLeft;
bool existsSyncDeleteRight;
bool existsSyncDirLeft;
bool existsSyncDirRight;
bool existsSyncDirNone;
bool existsSyncEqual;
bool existsConflict;
unsigned int filesOnLeftView;
unsigned int foldersOnLeftView;
unsigned int filesOnRightView;
unsigned int foldersOnRightView;
zen::UInt64 filesizeLeftView;
zen::UInt64 filesizeRightView;
};
//synchronization preview
StatusSyncPreview updateSyncPreview(bool hideFiltered,
bool syncCreateLeftActive,
bool syncCreateRightActive,
bool syncDeleteLeftActive,
bool syncDeleteRightActive,
bool syncDirOverwLeftActive,
bool syncDirOverwRightActive,
bool syncDirNoneActive,
bool syncEqualActive,
bool conflictFilesActive);
FolderComparison& getDataTentative(); //get data for operation that does NOT add or reorder rows! (deletion is okay)
void setData(FolderComparison& newData); //set data, taking ownership: warning std::swap() is used!!!
void removeInvalidRows(); //remove rows that have been deleted meanwhile: call after manual deletion and synchronization!
void clearAllRows(); //clears everything
//sorting...
enum SortType
{
SORT_BY_REL_NAME,
SORT_BY_FILENAME,
SORT_BY_FILESIZE,
SORT_BY_DATE,
SORT_BY_EXTENSION,
SORT_BY_CMP_RESULT,
SORT_BY_DIRECTORY,
SORT_BY_SYNC_DIRECTION
};
bool static getDefaultDirection(SortType type); //true: ascending; false: descending
void sortView(SortType type, bool onLeft, bool ascending); //always call this method for sorting, never sort externally!
private:
class SerializeHierarchy;
struct RefIndex
{
RefIndex(size_t folderInd, FileSystemObject::ObjectID id) :
folderIndex(folderInd),
objId(id) {}
size_t folderIndex;
FileSystemObject::ObjectID objId;
};
FileSystemObject* getReferencedRow(const RefIndex& ref); //returns NULL if not found
const FileSystemObject* getReferencedRow(const RefIndex& ref) const; //returns NULL if not found
bool isInvalidRow(const RefIndex& ref) const;
std::vector<RefIndex> viewRef; //partial view on sortedRef
// |
// | (update...)
// \|/
std::vector<RefIndex> sortedRef; //equivalent to folderCmp, but may be sorted
// |
// | (setData)
// \|/
FolderComparison folderCmp; //actual comparison data: owned by GridView!
//sorting classes
template <bool ascending>
class LessDirectoryPair;
template <bool ascending>
class LessRelativeName;
template <bool ascending, SelectedSide side>
class LessShortFileName;
template <bool ascending, SelectedSide side>
class LessFilesize;
template <bool ascending, SelectedSide side>
class LessFiletime;
template <bool ascending, SelectedSide side>
class LessExtension;
template <bool ascending>
class LessCmpResult;
template <bool ascending>
class LessSyncDirection;
};
//############################################################################
//inline implementation
inline
const FileSystemObject* GridView::getObject(size_t row) const
{
if (row < rowsOnView())
return getReferencedRow(viewRef[row]);
else
return NULL;
}
inline
FileSystemObject* GridView::getObject(size_t row)
{
//code re-use of const method: see Meyers Effective C++
return const_cast<FileSystemObject*>(static_cast<const GridView&>(*this).getObject(row));
}
inline
size_t GridView::rowsOnView() const
{
return viewRef.size();
}
inline
FolderComparison& GridView::getDataTentative()
{
return folderCmp;
}
inline
size_t GridView::rowsTotal() const //total number of rows available
{
return sortedRef.size();
}
inline
const zen::FileSystemObject* GridView::getReferencedRow(const RefIndex& ref) const
{
return FileSystemObject::retrieve(ref.objId);
}
inline
zen::FileSystemObject* GridView::getReferencedRow(const RefIndex& ref)
{
return FileSystemObject::retrieve(ref.objId);
}
}
#endif // GRIDVIEW_H_INCLUDED
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