toolkit/source/layout/core/import.hxx

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile$
  10  *
  11  * $Revision$
  12  *
  13  * This file is part of OpenOffice.org.
  14  *
  15  * OpenOffice.org is free software: you can redistribute it and/or modify
  16  * it under the terms of the GNU Lesser General Public License version 3
  17  * only, as published by the Free Software Foundation.
  18  *
  19  * OpenOffice.org is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU Lesser General Public License version 3 for more details
  23  * (a copy is included in the LICENSE file that accompanied this code).
  24  *
  25  * You should have received a copy of the GNU Lesser General Public License
  26  * version 3 along with OpenOffice.org.  If not, see
  27  * <http://www.openoffice.org/license.html>
  28  * for a copy of the LGPLv3 License.
  29  *
  30  ************************************************************************/
  31
  32 #ifndef LAYOUT_CORE_IMPORT_HXX
  33 #define LAYOUT_CORE_IMPORT_HXX
  34
  35 #include <map>
  36 #include <list>
  37 #define _BACKWARD_BACKWARD_WARNING_H 1
  38 #include <hash_map>
  39
  40
  41 #include <com/sun/star/xml/input/XRoot.hpp>
  42 #include <cppuhelper/implbase1.hxx>
  43 #include <com/sun/star/awt/XButton.hpp>
  44 #include <com/sun/star/awt/XRadioButton.hpp>
  45
  46 namespace layoutimpl
  47 {
  48 class LayoutRoot;
  49 class LayoutWidget;
  50 namespace css = ::com::sun::star;
  51
  52 class RadioGroups
  53 {
  54 public:
  55     RadioGroups();
  56
  57     void addItem( rtl::OUString id, css::uno::Reference< css::awt::XRadioButton > xRadio )
  58         throw (css::uno::RuntimeException);
  59
  60 private:
  61     class RadioGroup : public ::cppu::WeakImplHelper1< css::awt::XItemListener >
  62         , public ::cppu::WeakImplHelper1< css::awt::XActionListener >
  63     {
  64     public:
  65         RadioGroup();
  66         void addItem( css::uno::Reference< css::awt::XRadioButton > xRadio );
  67
  68     private:
  69         typedef std::list< css::uno::Reference< css::awt::XRadioButton > > RadioButtonsList;
  70         RadioButtonsList mxRadios;
  71         css::uno::Reference< css::awt::XRadioButton > mxSelectedRadio;
  72
  73         void handleSelected ()
  74             throw (css::uno::RuntimeException);
  75
  76         // awt::XItemListener
  77         void SAL_CALL itemStateChanged( const css::awt::ItemEvent& e )
  78             throw (css::uno::RuntimeException);
  79
  80         // awt::XActionListener
  81         void SAL_CALL actionPerformed( const css::awt::ActionEvent& e )
  82             throw (css::uno::RuntimeException);
  83
  84         // lang::XEventListener
  85         void SAL_CALL disposing( const css::lang::EventObject& )
  86             throw (css::uno::RuntimeException);
  87     };
  88
  89     // each RadioGroup will stay alive after RadioGroups die with the ImportContext
  90     // because they are referenced by every XRadioButton through the listener
  91     typedef std::map< rtl::OUString, css::uno::Reference< RadioGroup > > RadioGroupsMap;
  92     RadioGroupsMap mxRadioGroups;
  93 };
  94
  95 #if 0
  96 // generator
  97 class Widget
  98 {
  99 public:
 100     Widget( css::uno::Reference< css::awt::XToolkit > xToolkit,
 101             css::uno::Reference< css::awt::XWindow > xToplevel,
 102             rtl::OUString unoName, long attrbs );
 103     virtual ~Widget();
 104
 105     virtual void setProperties( const PropList &rProps );
 106
 107     virtual bool addChild( Widget *pChild );
 108     virtual void setChildProperties( Widget *pChild, const PropList &rProps );
 109
 110     inline css::uno::Reference< css::awt::XLayoutConstrains > getPeer()
 111     { return mxWidget; }
 112
 113     inline css::uno::Reference< css::awt::XLayoutConstrains > getContainer()
 114     { return mxContainer; }
 115
 116 protected:
 117     css::uno::Reference< css::awt::XLayoutConstrains > mxWidget;
 118     css::uno::Reference< css::awt::XLayoutContainer > mxContainer;
 119 };
 120
 121 class Root
 122 {
 123 public:
 124     Root( css::uno::Reference< css::awt::XToolkit > xToolkit )
 125         : mxToolkit( xToolkit ) {}
 126     ~Root();
 127
 128     virtual Widget *create( rtl::OUString id, const rtl::OUString unoName, long attrbs );
 129
 130     css::uno::Reference< css::awt::XLayoutConstrains > getById( rtl::OUString id );
 131     inline css::uno::Reference< css::awt::XLayoutConstrains > getToplevel();
 132
 133 protected:
 134     css::uno::Reference< css::awt::XToolkit > mxToolkit;
 135     Widget *mpToplevel;
 136
 137     typedef std::hash_map< rtl::OUString, css::uno::Reference< css::awt::XLayoutConstrains >,
 138                            rtl::OUStringHash > ItemHash;
 139     ItemHash maItems;
 140 };
 141 #endif
 142
 143 // parser
 144 class ImportContext : public ::cppu::WeakImplHelper1< css::xml::input::XRoot >
 145 {
 146 public:
 147     sal_Int32 XMLNS_LAYOUT_UID, XMLNS_CONTAINER_UID;
 148     LayoutRoot &mrRoot; // switch to XNameContainer ref ?
 149     RadioGroups mxRadioGroups;
 150
 151     inline ImportContext( LayoutRoot &rRoot ) SAL_THROW( () )
 152         : mrRoot( rRoot ) {}
 153     virtual ~ImportContext() {}
 154
 155     // XRoot
 156     virtual void SAL_CALL startDocument(
 157         css::uno::Reference< css::xml::input::XNamespaceMapping >
 158         const & xNamespaceMapping )
 159         throw (css::xml::sax::SAXException, css::uno::RuntimeException);
 160     virtual void SAL_CALL endDocument()
 161         throw (css::xml::sax::SAXException, css::uno::RuntimeException)
 162     { /* ignore */ }
 163     virtual void SAL_CALL processingInstruction(
 164         ::rtl::OUString const & /* rTarget */, ::rtl::OUString const & /* rData */ )
 165         throw (css::xml::sax::SAXException, css::uno::RuntimeException)
 166     { /* ignore */ }
 167     virtual void SAL_CALL setDocumentLocator(
 168         css::uno::Reference< css::xml::sax::XLocator > const & /* xLocator */ )
 169         throw (css::xml::sax::SAXException, css::uno::RuntimeException)
 170     { /* ignore */ }
 171     virtual css::uno::Reference< css::xml::input::XElement >
 172     SAL_CALL startRootElement(
 173         sal_Int32 nUid, ::rtl::OUString const & rLocalName,
 174         css::uno::Reference<css::xml::input::XAttributes > const & xAttributes )
 175         throw (css::xml::sax::SAXException, css::uno::RuntimeException);
 176 };
 177
 178 class ElementBase : public ::cppu::WeakImplHelper1< css::xml::input::XElement >
 179 {
 180 protected:
 181     ImportContext *mpImport;
 182 /* TODO: check if all this memebers are needed. */
 183     ElementBase   *mpParent;
 184     sal_Int32      mnUid;
 185
 186     ::rtl::OUString maLocalName;
 187     css::uno::Reference< css::xml::input::XAttributes > mxAttributes;
 188 public:
 189     ElementBase(
 190         sal_Int32 nUid, ::rtl::OUString const & rLocalName,
 191         css::uno::Reference< css::xml::input::XAttributes > const & xAttributes,
 192         ElementBase * pParent, ImportContext * pImport )
 193     SAL_THROW( () );
 194     virtual ~ElementBase() SAL_THROW(());
 195
 196     // XElement
 197     virtual css::uno::Reference<css::xml::input::XElement> SAL_CALL getParent()
 198         throw (css::uno::RuntimeException)
 199     { return static_cast< css::xml::input::XElement * >( mpParent ); }
 200     virtual ::rtl::OUString SAL_CALL getLocalName() throw (css::uno::RuntimeException)
 201     { return maLocalName; }
 202     virtual sal_Int32 SAL_CALL getUid() throw (css::uno::RuntimeException)
 203     { return mnUid; }
 204     virtual css::uno::Reference< css::xml::input::XAttributes >
 205     SAL_CALL getAttributes() throw (css::uno::RuntimeException)
 206     { return mxAttributes; }
 207
 208     virtual void SAL_CALL ignorableWhitespace(
 209         ::rtl::OUString const & /* rWhitespaces */ )
 210         throw (css::xml::sax::SAXException, css::uno::RuntimeException)
 211     { /* ignore */ }
 212     virtual void SAL_CALL characters( ::rtl::OUString const & /* rChars */ )
 213         throw (css::xml::sax::SAXException, css::uno::RuntimeException)
 214     { /* ignore */ }
 215     virtual void SAL_CALL processingInstruction(
 216         ::rtl::OUString const & /* Target */, ::rtl::OUString const & /* Data */ )
 217         throw (css::xml::sax::SAXException, css::uno::RuntimeException)
 218     { /* ignore */ }
 219
 220     virtual css::uno::Reference< css::xml::input::XElement >
 221     SAL_CALL startChildElement(
 222         sal_Int32 nUid, ::rtl::OUString const & rLocalName,
 223         css::uno::Reference<css::xml::input::XAttributes > const & xAttributes )
 224         throw (css::xml::sax::SAXException, css::uno::RuntimeException) = 0;
 225     virtual void SAL_CALL endElement()
 226         throw (css::xml::sax::SAXException, css::uno::RuntimeException)
 227     { /* ignore */ }
 228 };
 229
 230 class WidgetElement : public ElementBase
 231 {
 232 protected:
 233     LayoutWidget *mpWidget;
 234
 235 public:
 236     WidgetElement( sal_Int32 nUid, rtl::OUString const &name,
 237                    css::uno::Reference< css::xml::input::XAttributes > const &attributes,
 238                    ElementBase *parent, ImportContext *import ) SAL_THROW (());
 239
 240     ~WidgetElement();
 241
 242
 243     virtual css::uno::Reference< css::xml::input::XElement> SAL_CALL
 244     startChildElement (sal_Int32 id, rtl::OUString const &name,
 245                        css::uno::Reference< css::xml::input::XAttributes > const &attributes)
 246         throw( css::xml::sax::SAXException, css::uno::RuntimeException );
 247     virtual void SAL_CALL characters( ::rtl::OUString const & /* rChars */ )
 248         throw (css::xml::sax::SAXException, css::uno::RuntimeException);
 249 };
 250
 251 class ToplevelElement : public WidgetElement
 252 {
 253 public:
 254     ToplevelElement( rtl::OUString const &name,
 255                      css::uno::Reference< css::xml::input::XAttributes > const &attributes,
 256                      ImportContext *import ) SAL_THROW (());
 257     ~ToplevelElement();
 258 };
 259
 260
 261 } // namespace layoutimpl
 262
 263 #endif /* LAYOUT_CORE_IMPORT_HXX */