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libtaskmanager

abstractsortingstrategy.h

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00001 /*****************************************************************
00002 
00003 Copyright 2008 Christian Mollekopf <chrigi_1@hotmail.com>
00004 
00005 Permission is hereby granted, free of charge, to any person obtaining a copy
00006 of this software and associated documentation files (the "Software"), to deal
00007 in the Software without restriction, including without limitation the rights
00008 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00009 copies of the Software, and to permit persons to whom the Software is
00010 furnished to do so, subject to the following conditions:
00011 
00012 The above copyright notice and this permission notice shall be included in
00013 all copies or substantial portions of the Software.
00014 
00015 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00016 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00017 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
00018 AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
00019 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
00020 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00021 
00022 ******************************************************************/
00023 
00024 #ifndef ABSTRACTSORTINGSTRATEGY_H
00025 #define ABSTRACTSORTINGSTRATEGY_H
00026 
00027 #include <QtCore/QObject>
00028 
00029 #include <taskmanager/abstractgroupableitem.h>
00030 #include <taskmanager/groupmanager.h>
00031 #include <taskmanager/taskmanager_export.h>
00032 
00033 namespace TaskManager
00034 {
00035 
00040 class TASKMANAGER_EXPORT AbstractSortingStrategy : public QObject
00041 {
00042     Q_OBJECT
00043 public:
00044     AbstractSortingStrategy(QObject *parent);
00045     virtual ~AbstractSortingStrategy();
00046 
00048     GroupManager::TaskSortingStrategy type() const;
00049 
00051     void handleGroup(TaskGroup *);
00052 
00054     virtual void desktopChanged(int newDesktop);
00055 
00057     bool moveItem(AbstractItemPtr, int);
00058 
00059 protected Q_SLOTS:
00061     virtual void handleItem(AbstractItemPtr);
00063     void check(AbstractItemPtr item = 0);
00064     void removeGroup(); //FIXME necessary?
00065 
00066 protected:
00067     void setType(GroupManager::TaskSortingStrategy strategy);
00068 
00069 private:
00078     virtual void sortItems(ItemList &ites) = 0;
00079 
00080     class Private;
00081     Private * const d;
00082 };
00083 
00084 typedef QHash <AbstractGroupableItem*, int> itemHashTable;
00085 typedef QHash <int, itemHashTable*> desktopHashTable;
00086 
00087 } // TaskManager namespace
00088 #endif

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