1 files changed, 89 insertions, 0 deletions
diff --git a/src/widgets/dblistviewbase.h b/src/widgets/dblistviewbase.h
new file mode 100644
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+++ b/src/widgets/dblistviewbase.h
@@ -0,0 +1,89 @@
+/***************************************************************************
+*   Copyright (C) 2005 by                                                 *
+*   Jason Kivlighn (jkivlighn@gmail.com)                                  *
+*                                                                         *
+*   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 LISTVIEWHANDLER_H
+#define LISTVIEWHANDLER_H
+
+#include <tqobject.h>
+#include <tqmap.h>
+
+#include <tdelistview.h>
+
+#define PREVLISTITEM_RTTI 1002
+#define NEXTLISTITEM_RTTI 1003
+
+class KProgressDialog;
+
+class RecipeDB;
+
+enum ReloadFlags {
+	Load, 			/** Only performs the reload if the list hasn't already been loaded */
+	ReloadIfPopulated,	/** Only performs the reload if the list has been loaded */
+	ForceReload		/** Load/reload the list regardless of whether or not it's been loaded */
+};
+
+class DBListViewBase : public TDEListView
+{
+TQ_OBJECT
+
+public:
+	DBListViewBase( TQWidget *, RecipeDB *, int total );
+	~DBListViewBase();
+
+	void reload( ReloadFlags flag = Load );
+
+signals:
+	void nextGroupLoaded();
+	void prevGroupLoaded();
+
+protected:
+	/**
+	 * Called when the list view is ready to be used, i.e., it has been loaded with data.
+	 * Until the list view has been loaded, we can ignore all database signals regarding changes
+	 * of data.  Therefore, subclasses should connect to these signals during this call.
+	 */
+	virtual void init(){}
+	virtual void load(int limit, int offset) = 0;
+	virtual void keyPressEvent( TQKeyEvent *e );
+	bool handleElement( const TQString & );
+	virtual void createElement( TQListViewItem * );
+	void removeElement( TQListViewItem *, bool delete_item = true );
+
+	bool reloading(){ return bulk_load; }
+	void setSorting(int c){TDEListView::setSorting(c);} //don't do sorting, the database comes sorted from the database anyways
+	void setTotalItems(int);
+
+	RecipeDB *database;
+	int curr_limit;
+	int curr_offset;
+
+protected slots:
+	void rename( TQListViewItem *, int c );
+	void slotDoubleClicked( TQListViewItem * );
+
+private:
+	void activatePrev();
+	void activateNext();
+
+	//make this private because the data should always be synced with the database
+	void clear(){TDEListView::clear();}
+
+	int total;
+	
+	bool bulk_load;
+
+	TQMap<TQListViewItem*,TQListViewItem*> lastElementMap;
+	TQListViewItem *delete_me_later;
+
+	KProgressDialog *m_progress;
+	int m_totalSteps;
+};
+
+#endif //LISTVIEWHANDLER_H