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/***************************************************************************
* Copyright (C) 2003 by Mario Scalas *
* mario.scalas@libero.it *
* *
* This program 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. *
* *
***************************************************************************/
#ifndef FILETREEVIEWWIDGETIMPL_H
#define FILETREEVIEWWIDGETIMPL_H
#include <qobject.h>
#include <qvaluelist.h>
#include <kfiletreeview.h>
#include <qdom.h>
#include "fileitemfactory.h"
class FileTreeWidget;
namespace filetreeview
{
class FileTreeViewItem;
class FileTreeBranchItem;
class BranchItemFactory;
}
class FileViewPart;
class QHeader;
class KToggleAction;
class QPopupMenu;
/**
* @author Mario Scalas
* A base class for providing additional features to the standard KFileTreeViewItem-based widget we
* use for listing files in project directory.
*/
class FileTreeViewWidgetImpl : public QObject
{
Q_OBJECT
public:
FileTreeViewWidgetImpl( FileTreeWidget *parent, const char *name );
virtual ~FileTreeViewWidgetImpl();
//! return a list containing the filenames of the currently selected items.
KURL::List selectedPathUrls();
// shortcuts
FileTreeWidget *fileTree() const;
QDomDocument &projectDom() const;
QHeader *header() const { return fileTree()->header(); }
void setColumnWidth( int column, int w ) { fileTree()->setColumnWidth( column, w ); }
int contentsWidth() const { return fileTree()->contentsWidth(); }
void triggerUpdate() { fileTree()->triggerUpdate(); }
FileViewPart *part() const { return m_part; }
filetreeview::FileTreeViewItem *currentItem() const { return static_cast<filetreeview::FileTreeViewItem*>( fileTree()->currentItem() ); }
/**
* @return a reference to a new filetreeview::BranchItemFactory object which can be used for filling
* the tree view.
*/
filetreeview::BranchItemFactory *branchItemFactory() const { return m_branchItemFactory; }
/**
* Costraints that must be satisfied to start a reload of the the tree.
* @return
*/
virtual bool canReloadTree() const = 0;
/**
* Here the popup menu is filled: by standard only the "reload tree" (only if the above function
* returns true) and "show project files" options are added
* @param popupMenu the menu to fill
* @param item the QListViewItem which this menu has been requested upon
*/
virtual void fillPopupMenu( QPopupMenu *popupMenu, QListViewItem *item ) const;
/**
* @return true if non project files are to be shown, false otherwise
*/
bool showNonProjectFiles() const;
signals:
/**
* Emitted when the current implementation "recognizes" it cannot work anymore: for example the VCS impl.
* can ask to be relieved from work when the VCS plug-in it uses has been unloaded!
*/
void implementationInvalidated();
private slots:
void slotReloadTree();
void slotToggleShowNonProjectFiles();
protected:
void setBranchItemFactory( filetreeview::BranchItemFactory *aFactory ) { m_branchItemFactory = aFactory; }
QString projectDirectory() const;
private:
QValueList<QListViewItem*> allSelectedItems( QListViewItem * item ) const;
filetreeview::BranchItemFactory *m_branchItemFactory;
FileViewPart *m_part;
bool m_isReloadingTree;
KToggleAction *m_actionToggleShowNonProjectFiles;
};
#endif
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