xref: /AOO41X/main/xmloff/source/forms/layerexport.hxx (revision ecfe53c5d1886e1e0d215b0d140d05282ab1c477)
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21 
22 
23 
24 #ifndef _XMLOFF_FORMS_LAYEREXPORT_HXX_
25 #define _XMLOFF_FORMS_LAYEREXPORT_HXX_
26 
27 #include <com/sun/star/container/XIndexAccess.hpp>
28 #include <com/sun/star/script/ScriptEventDescriptor.hpp>
29 #include <com/sun/star/util/XNumberFormats.hpp>
30 #include <com/sun/star/awt/XControlModel.hpp>
31 #include "callbacks.hxx"
32 #include "ifacecompare.hxx"
33 #include <vos/ref.hxx>
34 
35 class SvXMLExport;
36 class SvXMLNumFmtExport;
37 class XMLPropertyHandlerFactory;
38 class SvXMLExportPropertyMapper;
39 
40 //.........................................................................
41 namespace xmloff
42 {
43 //.........................................................................
44 
45     typedef ::std::set  <   ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >
46                         ,   OPropertySetCompare
47                         >   PropertySetBag;
48 
49     // maps objects (property sets) to strings, e.g. control ids.
50     typedef ::std::map  <   ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >
51                         ,   ::rtl::OUString
52                         ,   OPropertySetCompare
53                         >   MapPropertySet2String;
54 
55     // map pages to maps (of property sets to strings)
56     typedef ::std::map  <   ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XDrawPage >
57                         ,   MapPropertySet2String
58                         ,   ODrawPageCompare
59                         >   MapPropertySet2Map;
60 
61     //=====================================================================
62     //= OFormLayerXMLExport_Impl
63     //=====================================================================
64     /** the implementation class for OFormLayerXMLExport
65     */
66     class OFormLayerXMLExport_Impl
67                 :public IFormsExportContext
68     {
69         friend class OFormLayerXMLExport;
70 
71     protected:
72         SvXMLExport&        m_rContext;
73         SvXMLNumFmtExport*  m_pControlNumberStyles;
74 
75         // ignore list for control models
76         PropertySetBag      m_aIgnoreList;
77 
78         // style handling
79         ::vos::ORef< XMLPropertyHandlerFactory >    m_xPropertyHandlerFactory;
80         ::vos::ORef< SvXMLExportPropertyMapper >    m_xStyleExportMapper;
81 
82         // we need our own number formats supplier:
83         // Controls which have a number formats do not work with the formats supplier of the document they reside
84         // in, instead they use the formats of the data source their form is associated with. If there is no
85         // such form or no such data source, they work with an own formatter.
86         // Even more, time and date fields do not work with a central formatter at all, they have their own one
87         // (which is shared internally, but this is a (hidden) implementation detail.)
88         //
89         // To not contaminate the global (document) number formats supplier (which could be obtained from the context),
90         // we have an own one.
91         // (Contaminate means: If a user adds a user-defined format to a formatted field, this format is stored in
92         // in the data source's formats supplier. To export this _and_ reuse existing structures, we would need to
93         // add this format to the global (document) formats supplier.
94         // In case of an export we could do some cleanup afterwards, but in case of an import, there is no such
95         // chance, as (if other user-defined formats exist in the document as well) we can't distinguish
96         // between user-defined formats really needed for the doc (i.e. in a calc cell) and formats only added
97         // to the supplier because the controls needed it.
98         ::com::sun::star::uno::Reference< ::com::sun::star::util::XNumberFormats >
99                                                     m_xControlNumberFormats;
100 
101         MapPropertySet2Map  m_aControlIds;
102             // the control ids of all controls on all pages we ever examined
103 
104         MapPropertySet2Map  m_aReferringControls;
105             // for a given page (iter->first), and a given control (iter->second->first), this is the comma-separated
106             // lists of ids of the controls refering to the control given.
107 
108         MapPropertySet2Map::iterator
109                             m_aCurrentPageIds;
110             // the iterator for the control id map for the page beeing handled
111         MapPropertySet2Map::iterator
112                             m_aCurrentPageReferring;
113             // the same for the map of referring controls
114 
115         // TODO: To avoid this construct above, and to have a cleaner implementation, an class encapsulating the
116         // export of a single page should be introduced.
117 
118         DECLARE_STL_MAP( ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >, sal_Int32, OPropertySetCompare, MapPropertySet2Int);
119         MapPropertySet2Int  m_aControlNumberFormats;
120             // maps controls to format keys, which are relative to our own formats supplier
121 
122         MapPropertySet2String   m_aGridColumnStyles;
123             // style names of grid columns
124 
125     public:
126         OFormLayerXMLExport_Impl(SvXMLExport& _rContext);
127         virtual ~OFormLayerXMLExport_Impl();
128 
129     protected:
130         /** exports one single grid column
131         */
132         void    exportGridColumn(
133             const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxColumn,
134             const ::com::sun::star::uno::Sequence< ::com::sun::star::script::ScriptEventDescriptor >& _rEvents
135             );
136 
137         /** exports one single control
138         */
139         void    exportControl(
140             const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxControl,
141             const ::com::sun::star::uno::Sequence< ::com::sun::star::script::ScriptEventDescriptor >& _rEvents
142             );
143 
144         /** exports one single form
145         */
146         void    exportForm(const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxProps,
147             const ::com::sun::star::uno::Sequence< ::com::sun::star::script::ScriptEventDescriptor >& _rEvents
148             );
149 
150         /** seek to the page given.
151 
152             <p>This must be called before you can retrieve any ids for controls on the page.</p>
153 
154             @see
155                 getControlId
156         */
157         sal_Bool    seekPage(
158             const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XDrawPage >& _rxDrawPage);
159 
160         /** get the id of the given control.
161 
162             <p>You must have sought to the page of the control before calling this.</p>
163         */
164         ::rtl::OUString
165                 getControlId(const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxControl);
166 
167         /** retrieves the style name for the control's number style.
168 
169             <p>For performance reasons, this method is allowed to be called for any controls, even those which
170             do not have a number style. In this case, an empty string is returned.</p>
171         */
172         ::rtl::OUString
173                 getControlNumberStyle( const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxControl );
174 
175         // IFormsExportContext
176         virtual void                                        exportCollectionElements(const ::com::sun::star::uno::Reference< ::com::sun::star::container::XIndexAccess >& _rxCollection);
177         virtual SvXMLExport&                                getGlobalContext();
178         virtual ::rtl::OUString                             getObjectStyleName(
179             const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxObject );
180         virtual ::vos::ORef< SvXMLExportPropertyMapper >    getStylePropertyMapper();
181 
182         /** clear any structures which have been build in the recent <method>examine</method> calls.
183         */
184         void clear();
185 
186         /** examine a forms collection.
187 
188             <p>The method will collect control ids and add styles to the export context as necessary.</p>
189 
190             <p>Every control in the object hierarchy given will be assigned to a unique id, which is stored for later
191             use.</p>
192 
193             <p>In addition, any references the controls may have between each other, are collected and stored for
194             later use.</p>
195 
196             <p>Upon calling this method, the id map will be cleared before collecting the new ids, so any ids
197             you collected previously will be lost</p>
198 
199             @param _rxDrawPage
200                 the draw page which's forms collection should be examined
201 
202             @see getControlId
203             @see exportControl
204             @see exportForms
205         */
206         void examineForms(
207             const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XDrawPage >& _rxDrawPage);
208 
209         /** export a forms collection of a draw page
210 
211             <p>The method will obtain the forms collection of the page and call
212             <method>exportCollectionElements</method>.</p>
213         */
214         void exportForms(
215             const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XDrawPage >& _rxDrawPage);
216 
217         /** exports the XForms model data
218         */
219         void exportXForms() const;
220 
221         /** determines whether the given page contains logical forms
222         */
223         bool pageContainsForms( const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XDrawPage >& _rxDrawPage ) const;
224 
225         /** determines whether the given page contains XForm instances
226         */
227         bool documentContainsXForms() const;
228 
229         /** exports the controls number styles
230         */
231         void    exportControlNumberStyles();
232 
233         /** exports the automatic control number styles
234         */
235         void    exportAutoControlNumberStyles();
236 
237         /** exports the auto-styles collected during the examineForms calls
238         */
239         void exportAutoStyles();
240 
241     protected:
242         sal_Bool impl_isFormPageContainingForms(
243             const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XDrawPage >& _rxDrawPage,
244             ::com::sun::star::uno::Reference< ::com::sun::star::container::XIndexAccess >& _rxForms);
245 
246         /** moves the m_aCurrentPage* members to the positions specifying the given page.
247 
248             @return <TRUE/> if there already were structures for the given page
249         */
250         sal_Bool implMoveIterators(
251             const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XDrawPage >& _rxDrawPage,
252             sal_Bool _bClear);
253 
254         /** check the object given if it's a control, if so, examine it.
255             @return <TRUE/> if the object has been handled
256         */
257         sal_Bool checkExamineControl(const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxObject);
258 
259         /** examines the control's number format, so later the format style can be referred
260 
261             <p>remembers the format key for the control, so it can later be asked for in getControlNumberStyle</p>
262         */
263         void examineControlNumberFormat(const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxControl);
264 
265         /** examines the control's number format, so later the format style can be referred
266 
267             <p>does not remember the information returned in any way</p>
268         */
269         sal_Int32 implExamineControlNumberFormat( const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxObject );
270 
271         /** collects AutoStyles for grid columns
272         */
273         void collectGridColumnStylesAndIds( const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxControl );
274 
275         /** ensures that the number format of the given control exist in our own formats supplier.
276 
277             <p>The given control is examined for it's format (i.e. it's FormatKey/FormatsSupplier properties),
278             and the format is added (if necessary) to m_xControlNumberFormats</p>.
279 
280             @return
281                 the format key of the control's format relative to our own formats supplier
282 
283         */
284         sal_Int32   ensureTranslateFormat(const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxFormattedControl);
285 
286         /// returns the instance exporting our control's number styles
287         SvXMLNumFmtExport*  getControlNumberStyleExport();
288 
289         /// ensures that the instance exporting our control's number styles exists
290         void                ensureControlNumberStyleExport();
291 
292         /** determines the number format style for the given object without remembering it
293         */
294         ::rtl::OUString
295                 getImmediateNumberStyle( const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxObject );
296 
297         /** returns the prefix to be used for control number styles
298         */
299         static const ::rtl::OUString& getControlNumberStyleNamePrefix();
300 
301         /** exclude the given control (model) from export.
302 
303             <p>If your document contains form controls which are not to be exported for whatever reason,
304             you need to announce the models of these controls (can be retrieved from XControlShape::getControl)
305             to the form layer exporter.<br/>
306             Of course you have to do this before calling <member>exportForms</member></p>
307         */
308         void excludeFromExport( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControlModel > _rxControl );
309     };
310 
311 //.........................................................................
312 }   // namespace xmloff
313 //.........................................................................
314 
315 #endif // _XMLOFF_FORMS_LAYEREXPORT_HXX_
316 
317