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stage
include
ost
gui
widget_registry.hh
Go to the documentation of this file.
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//------------------------------------------------------------------------------
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// This file is part of the OpenStructure project <www.openstructure.org>
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//
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// Copyright (C) 2008-2011 by the OpenStructure authors
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License as published by the Free
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// Software Foundation; either version 3.0 of the License, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
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// details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with this library; if not, write to the Free Software Foundation, Inc.,
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// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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//------------------------------------------------------------------------------
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#ifndef OST_GUI_WIDGET_REGISTRY_HH
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#define OST_GUI_WIDGET_REGISTRY_HH
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#include <QWidget>
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#include <QMap>
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#include <
ost/gui/module_config.hh
>
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/*
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Author: Marco Biasini
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*/
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namespace
ost {
namespace
gui {
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class
Widget;
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class
DLLEXPORT_OST_GUI
WidgetFactory
:
public
QObject {
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protected
:
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WidgetFactory
(
const
QString&
id
,
const
QString& name):
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id_(id), name_(name)
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{}
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public
:
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const
QString&
GetUniqueID
()
const
{
return
id_; }
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const
QString&
GetFullName
()
const
{
return
name_; }
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virtual
Widget
* Create(QWidget* parent)=0;
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private
:
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QString id_;
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QString name_;
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};
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#define OST_REGISTER_WIDGET_WITH_DEFAULT_FACTORY(ns, class_name, full_name) \
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class class_name##Factory : public WidgetFactory { \
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public: \
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class_name##Factory(): WidgetFactory(#ns"::"#class_name, full_name) {} \
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Widget* Create(QWidget* parent) \
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{ \
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return new class_name(parent); \
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} \
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}; \
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bool class_name##_registered=WidgetRegistry::Instance()-> \
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RegisterWidgetFactory(new class_name##Factory)
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#define OST_REGISTER_WIDGET(class_name, factory) \
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bool class_name##_registered=WidgetRegistry::Instance()-> \
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RegisterWidgetFactory(new factory)
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class
DLLEXPORT_OST_GUI
WidgetRegistry
:
public
QObject {
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public
:
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static
WidgetRegistry
* Instance();
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bool
RegisterWidgetFactory(
WidgetFactory
* factory);
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bool
UnregisterWidgetFactory(
const
QString&
id
);
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Widget
* Create(
const
QString&
id
, QWidget* parent);
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QString GetFullName(
const
QString&
id
);
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private
:
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WidgetRegistry
() {}
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QMap<QString, WidgetFactory*> id_to_factory_;
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};
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}}
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#endif
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