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+/***************************************************************************
+ * Copyright (C) 2003 by Mario Scalas *
+ * *
+ * 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