1 files changed, 160 insertions, 0 deletions
diff --git a/kaddressbook/common/filter.h b/kaddressbook/common/filter.h
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+++ b/kaddressbook/common/filter.h
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+/*
+    This file is part of KAddressBook.
+    Copyright (c) 2002 Mike Pilone <mpilone@slac.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.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+    As a special exception, permission is given to link this program
+    with any edition of Qt, and distribute the resulting executable,
+    without including the source code for Qt in the source distribution.
+*/
+
+#ifndef FILTER_H
+#define FILTER_H
+
+#include <qstring.h>
+#include <qstringlist.h>
+#include <qvaluelist.h>
+
+#include <kabc/addressee.h>
+#include <kconfig.h>
+
+/**
+  Filter for AddressBook related objects (Addressees)
+
+  @todo This class should be switched to use shared data.
+ */
+class Filter
+{
+  public:
+    typedef QValueList<Filter> List;
+
+    enum MatchRule { Matching = 0, NotMatching = 1 };
+
+    Filter();
+    Filter( const QString& name );
+    ~Filter();
+
+    /**
+      Set the name of the filter.
+     */
+    void setName( const QString &name );
+
+    /**
+      @return The name of the filter.
+     */
+    const QString &name() const;
+
+    /**
+      @return Whether the filter is an internal one.
+     */
+    bool isInternal() const;
+
+    /**
+      Apply the filter to the addressee list. All addressees not passing
+      the filter criterias will be removed from the list.
+
+      If the MatchRule is NotMatch, then all the addressees matching the
+      filter will be removed from the list.
+     */
+    void apply( KABC::Addressee::List &addresseeList );
+
+    /**
+      Apply the filter to the addressee.
+
+      @return True if the addressee passes the criteria, false otherwise.
+      The return values are opposite if the MatchRule is NotMatch.
+     */
+    bool filterAddressee( const KABC::Addressee &a ) const;
+
+    /**
+      Enable or disable the filter
+     */
+    void setEnabled( bool on );
+
+    /**
+      @return True if this filter is enabled, false otherwise.
+     */
+    bool isEnabled() const;
+
+    /**
+      Set the list of categories. This list is used to filter addressees.
+     */
+    void setCategories( const QStringList &list );
+
+    /**
+      @return The list of categories.
+     */
+    const QStringList &categories() const;
+
+    /**
+      Saves the filter to the config file. The group should already be set.
+     */
+    void save( KConfig *config );
+
+    /**
+      Loads the filter from the config file. The group should already be set.
+     */
+    void restore( KConfig *config );
+
+    /**
+      Saves a list of filters to the config file.
+
+      @param config The config file to use
+      @param baseGroup The base groupname to use. The number of filters
+                       will be written to this group, then a _1, _2, etc
+                       will be append for each filter saved.
+      @param list The list of filters to be saved.
+     */
+    static void save( KConfig *config, const QString &baseGroup, Filter::List &list );
+
+    /**
+      Restores a list of filters from a config file.
+
+      @param config The config file to read from.
+      @param baseGroup The base group name to be used to find the filters
+
+      @return The list of filters.
+     */
+    static Filter::List restore( KConfig *config, const QString &baseGroup );
+
+    /**
+      Sets the filter rule. If the rule is Filter::Matching (default),
+      then the filter will return true on items that match the filter.
+      If the rule is Filter::NotMatching, then the filter will return
+      true on items that do not match the filter.
+     */
+    void setMatchRule( MatchRule rule );
+
+    /**
+      @return The current match rule.
+     */
+    MatchRule matchRule() const;
+
+    /**
+      @return true if the category list is empty.
+     */
+    bool isEmpty() const;
+
+  private:
+    QString mName;
+    QStringList mCategoryList;
+    MatchRule mMatchRule;
+    bool mEnabled;
+    bool mInternal;
+    bool mIsEmpty;
+};
+
+#endif