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tdepim/kaddressbook/kaddressbookview.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 TQt, and distribute the resulting executable,
without including the source code for TQt in the source distribution.
*/
#ifndef KADDRESSBOOKVIEW_H
#define KADDRESSBOOKVIEW_H
#define KAB_VIEW_PLUGIN_VERSION 1
#include <tqstringlist.h>
#include <tqwidget.h>
#include <kabc/field.h>
#include <klibloader.h>
#include <kdepimmacros.h>
#include "filter.h"
#include "viewconfigurewidget.h"
class KConfig;
class KXMLGUIClient;
class TQDropEvent;
namespace KAB { class Core; }
namespace KABC { class AddressBook; }
/**
Base class for all views in kaddressbook. This class implements
all the common methods needed to provide a view to the user.
To implement a specific view (table, card, etc), just inherit from
this class and implement all the pure virtuals.
@author Mike Pilone <mpilone@slac.com>
*/
class KDE_EXPORT KAddressBookView : public TQWidget
{
Q_OBJECT
TQ_OBJECT
public:
enum DefaultFilterType { None = 0, Active = 1, Specific = 2 };
KAddressBookView( KAB::Core *core, TQWidget *parent, const char *name );
virtual ~KAddressBookView();
/**
Must be overloaded in subclasses. Should return a list of
all the uids of selected contacts.
*/
virtual TQStringList selectedUids() = 0;
/**
Called whenever this view should read the config. This can be used
as a sign that the config has changed, therefore the view should
assume the worst and rebuild itself if necessary. For example,
in a table view this method may be called when the user adds or
removes columns from the view.
If overloaded in the subclass, do not forget to call super class's
method.
@param config The KConfig object to read from. The group will already
be set, so do not change the group.
*/
virtual void readConfig( KConfig *config );
/**
Called whenever this view should write the config. The view should not
write out information handled by the application, such as which fields
are visible. The view should only write out information specific
to itself (i.e.: All information in the ViewConfigWidget)
If overloaded in the subclass, do not forget to call the super class's
method.
*/
// The KConfig object is unused so we do not document it
// else doxygen will complain.
virtual void writeConfig( KConfig * );
/**
Returns a TQString with all the selected email addresses concatenated
together with a ',' seperator.
*/
virtual TQString selectedEmails();
/**
Return the type of the view: Icon, Table, etc. Please make sure that
this is the same value that ViewWrapper::type() will return for your
view.
*/
virtual TQString type() const = 0;
/**
Returns a list of the fields that should be displayed. The list
is composed of the fields proper names (ie: Home Address), so
the view may need to translate them in order to get the
value from the addressee.
This list is generated from the config file, so it is advisable to call
this method whenever a readConfig() is called in order to get the newest
list of fields.
*/
KABC::Field::List fields() const;
/**
Sets the active filter. This filter will be used for filtering
the list of addressees to display. The view will <b>not</b>
automatically refresh itself, so in most cases you will want to call
KAddressBookView::refresh() after this method.
*/
void setFilter( const Filter& );
/**
@return The default filter type selection. If the selection
is SpecificFilter, the name of the filter can be retrieved with
defaultFilterName()
*/
DefaultFilterType defaultFilterType() const;
/**
@return The name of the default filter. This string is
only valid if defaultFilterType() is returning SpecificFilter.
*/
const TQString &defaultFilterName() const;
/**
@return The Core object.
*/
KAB::Core *core() const;
/**
@return The current sort field.
*/
virtual KABC::Field *sortField() const = 0;
virtual void scrollUp() = 0;
virtual void scrollDown() = 0;
public slots:
/**
Must be overloaded in subclasses to refresh the view.
Refreshing includes updating the view to ensure that only items
in the document are visible. If <i>uid</i> is valid, only the
addressee with uid needs to be refreshed. This is an optimization
only.
*/
virtual void refresh( const TQString &uid = TQString() ) = 0;
/**
This method must be overloaded in subclasses. Select (highlight)
the addressee matching <i>uid</i>. If uid
is equal to TQString(), then all addressees should be selected.
*/
virtual void setSelected( const TQString &uid = TQString(), bool selected = true ) = 0;
/**
Selects the first contact in the view.
*/
virtual void setFirstSelected( bool selected = true ) = 0;
/**
Call this slot to popup a rmb menu.
@param point The position where the menu shall appear.
*/
void popup( const TQPoint &point );
signals:
/**
This signal should be emitted by a subclass whenever an addressee
is modified.
*/
void modified();
/**
This signal should be emitted by a subclass whenever an addressee
is selected. Selected means that the addressee was given the focus.
Some widgets may call this 'highlighted'. The view is responsible for
emitting this signal multiple times if multiple items are selected,
with the last item selected being the last emit.
@param uid The uid of the selected addressee.
@see KListView
*/
void selected( const TQString &uid );
/**
This signal should be emitted by a subclass whenever an addressee
is executed. This is defined by the KDE system wide config, but it
either means single or doubleclicked.
@param uid The uid of the selected addressee
@see KListView
*/
void executed( const TQString &uid );
/**
This signal is emitted whenever a user attempts to start a drag
in the view. The slot connected to this signal would usually want
to create a TQDragObject.
*/
void startDrag();
/**
This signal is emitted whenever the user drops something on the
view. The individual view should handle checking if the item is
droppable (ie: if it is a vcard).
*/
void dropped( TQDropEvent* );
/**
This signal is emitted whenever the sort field changed.
*/
void sortFieldChanged();
/**
Emitted whenever the view fields changed.
*/
void viewFieldsChanged();
protected:
/**
Returns a list of the addressees that should be displayed. This method
should always be used by the subclass to get a list of addressees. This
method internally takes many factors into account, including the current
filter.
*/
KABC::Addressee::List addressees();
/**
This method returns the widget that should be used as the parent for
all view components. By using this widget as the parent and not
'this', the view subclass has the option of placing other widgets
around the view (ie: search fields, etc). Do not delete this widget!
*/
TQWidget *viewWidget();
private slots:
void updateView();
private:
void initGUI();
DefaultFilterType mDefaultFilterType;
Filter mFilter;
TQString mDefaultFilterName;
KAB::Core *mCore;
KABC::Field::List mFieldList;
TQWidget *mViewWidget;
};
class KDE_EXPORT ViewFactory : public KLibFactory
{
public:
virtual KAddressBookView *view( KAB::Core *core, TQWidget *parent,
const char *name = 0 ) = 0;
/**
@return The type of the view. This is normally a small one word
string (ie: Table, Icon, Tree, etc).
*/
virtual TQString type() const = 0;
/**
@return The description of the view. This should be a 3 to
4 line string (don't actually use return characters in the string)
describing the features offered by the view.
*/
virtual TQString description() const = 0;
/**
Creates a config dialog for the view type. The default
implementation will return a ViewConfigDialog. This default
dialog will allow the user to set the visible fields only. If
you need more config options (as most views will), this method
can be overloaded to return your sublcass of ViewConfigDialog.
If this method is over loaded the base classes method should
<B>not</B> be called.
*/
virtual ViewConfigureWidget *configureWidget( KABC::AddressBook *ab,
TQWidget *parent,
const char *name = 0 );
protected:
virtual TQObject* createObject( TQObject*, const char*, const char*,
const TQStringList & )
{
return 0;
}
};
#endif