| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| |
| #ifndef DocFormats_DFBDT_h |
| #define DocFormats_DFBDT_h |
| |
| #include <DocFormats/DFXMLForward.h> |
| |
| typedef DFNode *(*DFLookupConcreteFunction)(void *ctx, DFNode *abstract); |
| |
| //////////////////////////////////////////////////////////////////////////////////////////////////// |
| // // |
| // DFLens // |
| // // |
| //////////////////////////////////////////////////////////////////////////////////////////////////// |
| |
| typedef struct { |
| |
| /** Indicates whether the particular concrete element is of a type that is known to the program. |
| For example, you would return true for paragraphs, but false for embedded spreadsheets. */ |
| int (*isVisible)(void *ctx, DFNode *concrete); |
| |
| /** Converts the node from a Word/ODF document into a HTML element */ |
| DFNode *(*get)(void *ctx, DFNode *concrete); |
| |
| /** Updates an existing node that is already in the Word/ODF document, based on the |
| corresponding node in the HTML document */ |
| void (*put)(void *ctx, DFNode *abstract, DFNode *concrete); |
| |
| /** Called when we find a new node in the HTML document for which we have no corresponding |
| node in the Word/ODF document yet. This could be because we are updating an existing Word/ODF |
| document and new content has been added, or because we are creating a new Word/ODF document |
| and thus don't have *any* nodes corresponding to parts of the HTML document. */ |
| DFNode *(*create)(void *ctx, DFNode *abstract); |
| |
| /** Removes a node from the concrete document, because it has been determined that the |
| corresponding node in the HTML document was removed */ |
| void (*remove)(void *ctx, DFNode *concrete); |
| |
| } DFLens; |
| |
| DFNode *BDTContainerGet(void *ctx, DFLens *theLens, DFNode *abstract, DFNode *concrete); |
| void BDTContainerPut(void *ctx, DFLens *theLens, DFNode *abstract, DFNode *concrete, |
| DFLookupConcreteFunction lookupConcrete); |
| |
| #endif |