1 files changed, 182 insertions, 0 deletions
diff --git a/kpovmodeler/pmtreeview.h b/kpovmodeler/pmtreeview.h
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+++ b/kpovmodeler/pmtreeview.h
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+//-*-C++-*-
+/*
+**************************************************************************
+                                 description
+                             --------------------
+    copyright            : (C) 2000-2003 by Andreas Zehender
+    email                : zehender@kde.org
+**************************************************************************
+
+**************************************************************************
+*                                                                        *
+*  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 PMTREEVIEW_H
+#define PMTREEVIEW_H
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <qlistview.h>
+#include "pmobject.h"
+#include "pmviewbase.h"
+#include "pmviewfactory.h"
+ 
+class PMTreeViewItem;
+class PMPart;
+
+/**
+ * Wrapper class for the treeview/dock widget
+ */
+class PMTreeViewWidget : public PMViewBase
+{
+public:
+   /**
+    * Default constructor
+    */
+   PMTreeViewWidget( PMPart* pare, QWidget* parent, const char* name = 0 );
+   
+   /** */
+   virtual QString viewType( ) const { return QString( "treeview" ); }
+   /** */
+   virtual QString description( ) const;
+};
+
+/**
+ * Widget that displays the scene as tree view
+ */
+class PMTreeView : public QListView
+{
+   Q_OBJECT
+   friend class PMTreeViewItem;
+public:
+   /**
+    * Creates a PMTreeView with parent and name that displays the
+    * document doc
+    */
+   PMTreeView( PMPart* part, QWidget* parent = 0, const char* name = 0 );
+   /**
+    * Deletes the PMTreeView
+    */
+   ~PMTreeView( );
+
+   /**
+    * Returns true PMTreeViewItem::setSelected should be accepted
+    */
+   bool acceptSelect( ) const { return m_acceptSelect; }
+   /**
+    * Returns the connected part
+    */
+   PMPart* part( ) const { return m_pPart; }
+   
+public slots:
+   /**
+    * Called when an object is changed.
+    * @see PMPart::objectChanged( ) */
+   void slotObjectChanged( PMObject* obj, const int mode, QObject* sender );
+   /**
+    * Refreshes the whole csg tree
+    */
+   void slotRefresh( );
+   /**
+    * Clears all data
+    */
+   void slotClear( );
+   
+signals:
+   /**
+    * Emitted, when an object is selected or deselected
+    */
+   void objectChanged( PMObject* obj, const int mode, QObject* sender );
+   /**
+    * Emitted in the destructor
+    */
+   void destroyed( PMTreeView* v );
+   
+protected:
+   void contentsMousePressEvent( QMouseEvent * e );
+   void contentsMouseMoveEvent( QMouseEvent * e );
+   void itemSelected( PMTreeViewItem* item, bool selected );
+   
+   void viewportMousePressEvent( QMouseEvent * e );
+   void viewportMouseReleaseEvent( QMouseEvent* e );
+   void viewportMouseMoveEvent( QMouseEvent* e );
+   
+   void viewportDragMoveEvent( QDragMoveEvent *e );
+   void viewportDragEnterEvent( QDragEnterEvent *e );
+   void viewportDragLeaveEvent( QDragLeaveEvent* e );
+   void viewportDropEvent( QDropEvent* e );
+
+   void focusOutEvent( QFocusEvent* e );
+   void focusInEvent( QFocusEvent* e );
+   
+   void keyPressEvent( QKeyEvent* e );
+   
+private:
+   /**
+    * Adds child items of item to the tree view
+    */
+   void addChildItems( PMTreeViewItem* item );
+   /**
+    * Returns the ListViewItem connected with the PMObject obj
+    */
+   PMTreeViewItem* findObject( const PMObject* obj );
+   /**
+    * Selects the item. Expands the tree if necessary
+    */
+   void selectItem( QListViewItem* item );
+   /**
+    * Returns true if the drop target is a tree view for the same part
+    */
+   bool targetDisplaysPart( QWidget* target );
+   
+   /**
+    * the displayed document
+    */
+   PMPart* m_pPart;
+   
+   /**
+    * the selected items
+    */
+//   QPtrList<PMTreeViewItem> m_selectedItems;
+   PMTreeViewItem* m_pLastSelected;
+   bool m_itemSelected;
+   bool m_itemDeselected;
+   bool m_selectionCleared;
+   bool m_event;
+   bool m_acceptSelect;
+   bool m_selectOnReleaseEvent;
+   
+   PMTreeViewItem* m_pDragOverItem;
+//   QStringList m_lstDropFormats;
+
+   // for drag and drop, copied from KonqBaseListViewWidget
+   bool m_pressed;
+   QPoint m_pressedPos;
+   PMTreeViewItem* m_pressedItem;
+};
+
+/**
+ * Factory class for the tree view
+ */
+class PMTreeViewFactory : public PMViewTypeFactory
+{
+public:
+   PMTreeViewFactory( ) { }
+   virtual QString viewType( ) const { return QString( "treeview" ); }
+   virtual QString description( ) const;
+   virtual QString iconName( ) const { return QString( "pmtreeview" ); }
+   virtual PMViewBase* newInstance( QWidget* parent, PMPart* part ) const
+   {
+      return new PMTreeViewWidget( part, parent );
+   }
+};
+
+#endif