libkdepim/categoryhierarchyreader.h

   1 /*
   2     This file is part of libkdepim.
   3
   4     Copyright (c) 2005 Rafal Rzepecki <divide@users.sourceforge.net>
   5
   6     This library is free software; you can redistribute it and/or
   7     modify it under the terms of the GNU Library General Public
   8     License as published by the Free Software Foundation; either
   9     version 2 of the License, or (at your option) any later version.
  10
  11     This library is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14     Library General Public License for more details.
  15
  16     You should have received a copy of the GNU Library General Public License
  17     along with this library; see the file COPYING.LIB.  If not, write to
  18     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  19     Boston, MA 02110-1301, USA.
  20 */
  21 #ifndef KDEPIM_CATEGORYHIERARCHYREADER_H
  22 #define KDEPIM_CATEGORYHIERARCHYREADER_H
  23
  24 #include "kdepim_export.h"
  25
  26 class QComboBox;
  27 class QStringList;
  28 class QString;
  29 class Q3ListView;
  30 class QTreeWidget;
  31 class QTreeWidgetItem;
  32
  33 namespace KPIM {
  34
  35 class KDEPIM_EXPORT CategoryHierarchyReader
  36 {
  37   public:
  38     void read( QStringList categories );
  39     virtual ~CategoryHierarchyReader() { }
  40     static QStringList path( QString string );
  41   protected:
  42     CategoryHierarchyReader() { }
  43     virtual void clear() = 0;
  44     virtual void goUp() = 0;
  45     virtual void addChild( const QString &label ) = 0;
  46     virtual int depth() const = 0;
  47 };
  48
  49 class KDEPIM_EXPORT CategoryHierarchyReaderQComboBox : public CategoryHierarchyReader
  50 {
  51   public:
  52     CategoryHierarchyReaderQComboBox( QComboBox *box )
  53         : mBox( box ), mCurrentDepth( 0 ) { }
  54     virtual ~CategoryHierarchyReaderQComboBox() { }
  55
  56   protected:
  57     virtual void clear();
  58     virtual void goUp();
  59     virtual void addChild( const QString &label );
  60     virtual int depth() const;
  61   private:
  62     QComboBox *mBox;
  63     int mCurrentDepth;
  64 };
  65
  66 class CategoryHierarchyReaderQTreeWidget : public CategoryHierarchyReader
  67 {
  68   public:
  69     CategoryHierarchyReaderQTreeWidget( QTreeWidget *tree )
  70   : mTree( tree ), mItem( 0 ), mCurrentDepth( 0 ) {}
  71     virtual ~CategoryHierarchyReaderQTreeWidget() {}
  72
  73   protected:
  74     virtual void clear();
  75     virtual void goUp();
  76     virtual void addChild( const QString &label );
  77     virtual int depth() const;
  78
  79   private:
  80     QTreeWidget *mTree;
  81     QTreeWidgetItem *mItem;
  82     int mCurrentDepth;
  83 };
  84
  85 }
  86
  87 #endif